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CN106828806A - Fisherman with oxygen generator - Google Patents

Fisherman with oxygen generator Download PDF

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Publication number
CN106828806A
CN106828806A CN201611203141.9A CN201611203141A CN106828806A CN 106828806 A CN106828806 A CN 106828806A CN 201611203141 A CN201611203141 A CN 201611203141A CN 106828806 A CN106828806 A CN 106828806A
Authority
CN
China
Prior art keywords
hull
oxygen generator
wheel
fisherman
panel
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201611203141.9A
Other languages
Chinese (zh)
Inventor
李文斌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
GUANGDONG YUJIA AQUATIC FOOD Co Ltd
Original Assignee
GUANGDONG YUJIA AQUATIC FOOD Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by GUANGDONG YUJIA AQUATIC FOOD Co Ltd filed Critical GUANGDONG YUJIA AQUATIC FOOD Co Ltd
Priority to CN201611203141.9A priority Critical patent/CN106828806A/en
Publication of CN106828806A publication Critical patent/CN106828806A/en
Pending legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B35/00Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
    • B63B35/14Fishing vessels
    • B63B35/24Fish holds
    • B63B35/26Fish holds for live fish
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B1/00Hydrodynamic or hydrostatic features of hulls or of hydrofoils
    • B63B1/02Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement
    • B63B1/10Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls
    • B63B1/12Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly
    • B63B1/121Hydrodynamic or hydrostatic features of hulls or of hydrofoils deriving lift mainly from water displacement with multiple hulls the hulls being interconnected rigidly comprising two hulls
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B3/00Hulls characterised by their structure or component parts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B49/00Arrangements of nautical instruments or navigational aids
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63BSHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B69/00Equipment for shipping not otherwise provided for
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H21/00Use of propulsion power plant or units on vessels
    • B63H21/12Use of propulsion power plant or units on vessels the vessels being motor-driven
    • B63H21/17Use of propulsion power plant or units on vessels the vessels being motor-driven by electric motor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B63SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63HMARINE PROPULSION OR STEERING
    • B63H5/00Arrangements on vessels of propulsion elements directly acting on water
    • B63H5/07Arrangements on vessels of propulsion elements directly acting on water of propellers
    • B63H5/08Arrangements on vessels of propulsion elements directly acting on water of propellers of more than one propeller

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Marine Sciences & Fisheries (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Other Liquid Machine Or Engine Such As Wave Power Use (AREA)

Abstract

The invention discloses a kind of fisherman with oxygen generator, including deck, two structure identical hulls, hull includes outside wallboard, inner side wall plate and bottom panel, and outside wallboard is to be butted into V-shaped structure by ramp plate and oblique panel;Also include wheel and fold wheel carrier, the folding wheel carrier includes wheel support and hydraulic cylinder, and wheel support is hinged at the lower end of the inner side wall plate of hull, and wheel is arranged on wheel support;Also include suction pump and draining pump, the suction pump, in fish storehouse in seawater suction hull, the draining pump, the water in fish storehouse in hull is entered sea, so as to form water circulation, makes the water in fish storehouse become running water, is conducive to the survival of fish;Also include oxygen generator, the oxygen generator is located in the fish storehouse in hull, is used to be filled into oxygen in the water in fish storehouse, due to being additionally arranged oxygen generator, the water supplemental oxygen that can be given in fish storehouse.

Description

Fisherman with oxygen generator
Technical field
The present invention relates to a kind of Fishing tool, specifically a kind of fisherman.
Background technology
State Intellectual Property Office disclosed Publication No. 104115795A on October 29th, 2014, and patent name is one The patent document of kind of ocean property drift netter, it mainly by hull, drift net, two hydraulic pressure receive net folding arm loop wheel machine, two lead Groove, frame of throwing the net, the net washing device that sprays water with high pressure, net folding machine and net shifter of casting net are constituted, by fore to ship on the deck of the hull The direction of tail is sequentially provided with solution and fish work chamber and rushes net room, sprays water with high pressure net washing device and net folding machine is located at and rushes in net room, wire guide It is erected in solution fish work chamber, and fore is stretched to from solution fish work chamber, two hydraulic pressure receives the first that net folding arm loop wheel machine is located at fore On plate, net shifter of casting net is located on the deck of stern, and described two guide grooves are parallel to each other and are distributed on the deck of hull, and And stern is stretched to net room is rushed through solution fish work chamber by fore, two guide grooves are located at the both sides of net folding machine and frame of throwing the net;It is described Hydraulic pressure receives net folding arm loop wheel machine includes folding hanging-arm, rotating disk and column pedestal, and one end of folding hanging-arm is located on rotating disk, turns Disk is located on column pedestal, and the other end of folding hanging-arm is provided with the double rope drawing machines of integral type, the sidepiece of the column pedestal Foldable stand is provided with, the foldable stand is provided with monomer-type rope drawing machine, the trunk rope of drift net and one end difference of bottom longline The double rope drawing machines of the integral type on net folding arm loop wheel machines, monomer-type rope drawing machine are received from two hydraulic pressure to bypass, then penetrates guide groove, from guide groove In pass after be wound on the reel of net shifter of casting net.
State Intellectual Property Office disclosed Publication No. 101379959B in September in 2010 8 days, and patent name is sea Automatic fishing fishing machine, it by fishing catch floating platform, angling device, generator, storage fishpond constitute, wherein, angling device is by fishing rod Control device and fishhook control device are constituted, and fishing rod control device is by fishing rod horizontal steering device and fishing rod vertical duction device Composition, fishhook control device is made up of the automatic connecting device of the fishhook with bait and fishline, fishhook draw off gear, multiple fishing Device is located at the surrounding for fishing and catching floating platform, and storage fishpond is located at the middle part for fishing and catching floating platform, and generator is located at fishing and catches on floating platform.It is of the invention Beneficial effect is:Business can be engaged in fish for, can be developed and be fished for the big fingerling of the ocean bottom economic worth scale of construction high, open up wasteland never The fishery new resources developed by people, comprehensive can open up new fish farm, and operation automation degree is high, and fishing efficiency is high, labor Fatigue resistance is low, and mechanical work does not result in destroying infection to marine ecosystems.
The hull of above-mentioned patent is all to use single hull, therefore is not enough consolidated in water, also using catamaran hull, to the greatest extent Pipe has used catamaran hull, but hull structure in itself is not reasonable, and anti-wave ability is poor, it is necessary to be improved, so that ship Body is more consolidated in water;In addition, not connected between two hulls, staff needs to return to deck from a hull again On, then returned to from deck in another hull, bring great inconvenience to staff.
Existing ship is inconvenient to pull out the water surface.
The content of the invention
It is an object of the invention to provide a kind of convenience along ground moving and be conducive to that the fish in fish storehouse survives with oxygen The fisherman of generator.
To achieve the above object, the technical solution adopted in the present invention is:
Fisherman with oxygen generator, including deck, two structure identical hulls, deck is laid on two tops of hull , there is gap in portion between two hulls, the hull includes outside wallboard, inner side wall plate and bottom panel, the bottom panel and deck Parallel, inner side wall plate is vertical with bottom panel, and outside wallboard is to be butted into V-shaped structure by ramp plate and oblique panel, oblique The lower side of panel is docked with bottom panel side, and the upper side edge of oblique panel is docked with the lower side of ramp plate, lower inclined plane The distance between lower side and the inner side wall plate of the distance between upper side edge of plate and inner side wall plate more than oblique panel;Also include Wheel and folding wheel carrier, the folding wheel carrier include wheel support and hydraulic cylinder, and wheel support is hinged under the oblique panel of hull At end, wheel is arranged on wheel support, and during folding, hydraulic cylinder is moved wheel support to and entered in hull through oblique panel, during expansion, Hydraulic Cylinder wheel support drops down;Also include two deflecting rollers, described two deflecting rollers are located at two lower inclined planes of hull On plate;Also include kitchen and dining room, the kitchen and dining room set above deck;Also include lightning rod, the lightning rod is located at branch On frame, the branch is erected at the top in dining room;Also include suction pump and draining pump, the suction pump, seawater is pumped into ship In body in fish storehouse, the draining pump, the water in fish storehouse in hull is entered sea;Also include oxygen generator, the oxygen Gas generator is located in the fish storehouse in hull, is used to be filled into oxygen in the water in fish storehouse.
Further, the ramp plate and oblique panel are integrally formed.
Further, connected by multiple steel plates being parallel to each other between described two hulls.
Further, also including walkway, walkway connects two hulls.
Further, also including propeller, rotating shaft and motor, the propeller is located at the afterbody of hull, one end of rotating shaft Couple with the output shaft of motor, the other end is provided with described propeller.
Further, the wheel includes wheel hub and the rubber tyre being sleeved on wheel hub.
Further, also including damper, the piston rod of the hydraulic cylinder is connected by damper with wheel support.
Further, propeller is above also pushed away including DYN dynamic, above pushes away propeller and be located on bottom panel.
Further, also including floating annular air-pocket and inflator pump, the floating annular air-pocket is looped around two hulls , it is necessary to when aiding in floating, inflator pump is inflated to floating annular air-pocket on oblique panel.
Further, also including pathfinder, the pathfinder sets above deck.
Beneficial effects of the present invention:Because the outside wallboard of hull is in the shape of the letter V structure, make whole hull more steady in water Gu;Two hulls are linked together by multiple steel plates, to strengthen anti-wave ability;People's row has been set between two hulls to lead to Road, provides convenience to staff;Because with motor as power, the mode pushed ahead with propeller enormously simplify ship Internal structure;Due to being additionally arranged wheel, easily ship can be safeguarded the ship pull-out water surface;Due to using folding wheel Frame, not the used time, wheel carrier is folded, to reduce the resistance produced during traveling;Due to being additionally arranged damper, wheel and ground can be reduced Impulsive force during contact;Above push away propeller and floating annular air-pocket due to being additionally arranged, when wheel lands mobile, can mitigate hull with The frictional force on ground, the water surface is removed with Additional wheel by hull;Also include pathfinder, can be used for observe marine vessel, seashore, Reef, iceberg etc., the long-range and short range for completing ship are navigated, and prevent ship from bumping against with iceberg or other barriers, command ship Motion in port etc.;Two deflecting rollers, for the steering to hull;Also include lightning rod, the lightning rod is located on support, The branch is erected at the top in dining room, with anti-lightning strike function;Also include suction pump and draining pump, the suction pump is used to Seawater is pumped into hull in fish storehouse, the draining pump, the water in fish storehouse in hull is entered sea, so as to form water Circulation, makes the water in fish storehouse become running water, is conducive to the survival of fish;Due to being additionally arranged oxygen generator, can be in fish storehouse Water supplemental oxygen.
Brief description of the drawings
The present invention is described in further detail with reference to the accompanying drawings and detailed description:
Fig. 1 is structural representation of the invention.
In figure:1st, deck;2nd, hull;3rd, inner side wall plate;4th, bottom panel;5th, ramp plate;6th, oblique panel;7、 Steel plate;8th, walkway;9th, propeller;10th, rotating shaft;11st, motor;12nd, wheel hub;13rd, rubber tyre;14th, wheel support;15th, liquid Cylinder pressure;16th, piston rod;17th, damper;18th, propeller is above pushed away;19th, floating annular air-pocket;20th, inflator pump;21st, pathfinder; 22nd, deflecting roller;23rd, kitchen;24th, dining room;25th, lightning rod;26th, support;27th, suction pump;28th, draining pump;29th, oxygen occurs Device.
Specific embodiment
As shown in figure 1, the fisherman with oxygen generator, including 1, two, deck structure identical hull 2, deck 1 Two tops of hull 2 are laid on, there is gap between two hulls 2, the hull 2 includes outside wallboard, inner side wall plate 3 and bottom Panel 4, the bottom panel 4 is parallel with deck 1, and inner side wall plate 3 is vertical with bottom panel 4, outside wallboard be by ramp plate 5 and under Skewback 6 is butted into V-shaped structure, and the lower side of oblique panel 6 is docked with the side of bottom panel 4, the upper side edge of oblique panel 6 Lower side with ramp plate 5 is docked, and the distance between upper side edge and inner side wall plate 3 of oblique panel 6 are more than oblique panel 6 The distance between lower side and inner side wall plate 3.
Further, the ramp plate 5 and oblique panel 6 are integrally formed.
Connected by multiple steel plates 7 being parallel to each other between described two hulls 2, to strengthen anti-wave ability.
Also include walkway 8, walkway 8 connects two hulls 2.
Also include propeller 9, rotating shaft 10 and motor 11, the propeller 9 is located at the afterbody of hull 2, one end of rotating shaft 10 Output shaft with motor 11 couples, and the other end is provided with described propeller 9, with motor as power, using propeller propelling ship Body is moved forward.
Also include wheel and fold wheel carrier, the folding wheel carrier includes wheel support 14 and hydraulic cylinder 15, and wheel support 14 is hinged At the lower end of the oblique panel 6 of hull, wheel is arranged on wheel support 14, and during folding, hydraulic cylinder 15 is moved wheel support 14 to and worn Cross oblique panel 6 to enter in hull, during expansion, hydraulic cylinder 15 promotes the drops down of wheel support 14.Also include damper, the liquid The piston rod 16 of cylinder pressure 15 is connected by damper 17 with wheel support 14.
The wheel includes wheel hub 12 and the rubber tyre 13 being sleeved on wheel hub 12.
Propeller 18 is above also pushed away including DYN dynamic, propeller 18 is above pushed away and is located on bottom panel 4.
Also include floating annular air-pocket 19 and inflator pump 20, the floating annular air-pocket 19 is looped around under two hulls 2 , it is necessary to when aiding in floating, inflator pump 20 is inflated to floating annular air-pocket 19 on skewback.
Also include pathfinder 21, the pathfinder 21 is located on deck 1.The radar is by microwave transmission and aerial system System, emitter, receiver, display and the part of power supply 5 composition;By the accurate measurement to radio signal two-way time, and One timekeeping system is set in radarscope and realizes range finding;Can be used to observe marine subordinate list, ship, seashore, reef, iceberg Deng the long-range and short range for completing ship is navigated, and prevents ship and iceberg or other barriers from bumping against, and commands ship fortune in port Move;Because harbor approach is narrow, the bunching of sailing, be preventing and treating collision, it is desirable to pathfinder have azimuth resolution higher and Range resolution, does to obtain data and small minimum range;It is that energy display target true bearing and differentiation moving target language are consolidated Set the goal, pathfinder generally also has true motion display device;Pathfinder should have it is simple, light, reliable, compact, make With it is convenient, interchangeability is strong the features such as.
Also include two deflecting rollers 22, described two deflecting rollers 22 are located on two oblique panels 6 of hull.
Also include kitchen 23 and dining room 24, the kitchen 23 and dining room 24 are located on deck 1.
Also include lightning rod 25, the lightning rod 25 is located on support 26, and the support 26 is located at the top in dining room 24, tool There is anti-lightning strike function.
Also include suction pump 27 and draining pump 28, the suction pump 27 is described in fish storehouse in seawater suction hull Draining pump 28, the water in fish storehouse in hull is entered sea.
Also include oxygen generator 29, the oxygen generator 29 is located in the fish storehouse in hull, is used to be filled with oxygen To in the water in fish storehouse.
The above is the preferred embodiment of the present invention, can not limit the right model of the present invention with this certainly Enclose, it is noted that for those skilled in the art, technical scheme is modified or is waited With replacing, without departure from the protection domain of technical solution of the present invention.

Claims (10)

1. a kind of fisherman with oxygen generator, it is characterised in that:Including deck, two structure identical hulls, deck Two tops of hull are laid on, there is gap between two hulls, the hull includes outside wallboard, inner side wall plate and bottom surface Plate, the bottom panel is parallel with deck, and inner side wall plate is vertical with bottom panel, and outside wallboard is by ramp plate and oblique panel pair V-shaped structure is connected into, the lower side of oblique panel is docked with bottom panel side, upper side edge and the ramp plate of oblique panel Lower side is docked, the lower side and madial wall of the distance between upper side edge and inner side wall plate of oblique panel more than oblique panel The distance between plate;Also include wheel and fold wheel carrier, the folding wheel carrier includes wheel support and hydraulic cylinder, and wheel support is hinged on At the lower end of the oblique panel of hull, wheel is arranged on wheel support, and during folding, hydraulic cylinder moves wheel support through oblique panel to Into in hull, during expansion, Hydraulic Cylinder wheel support drops down;Also include two deflecting rollers, described two deflecting rollers set On two oblique panels of hull;Also include kitchen and dining room, the kitchen and dining room set above deck;Also include lightning-arrest Pin, the lightning rod is located on support, and the branch is erected at the top in dining room;Also include suction pump and draining pump, it is described to draw water Pump, seawater is pumped into hull in fish storehouse, the draining pump, the water in fish storehouse in hull is entered sea;Also wrap Oxygen generator is included, the oxygen generator is located in the fish storehouse in hull, be used to be filled into oxygen in the water in fish storehouse.
2. the fisherman with oxygen generator according to claim 1, it is characterised in that:The ramp plate and oblique Panel is integrally formed.
3. the fisherman with oxygen generator according to claim 1, it is characterised in that:Lead between described two hulls Cross multiple steel plate connections being parallel to each other.
4. the fisherman with oxygen generator according to claim 1, it is characterised in that:Also include walkway, people Row of channels connects two hulls.
5. the fisherman with oxygen generator according to claim 1, it is characterised in that:Also include propeller, rotating shaft And motor, the propeller is located at the afterbody of hull, and one end of rotating shaft couples with the output shaft of motor, described in the other end is provided with Propeller.
6. the fisherman with oxygen generator according to claim 1, it is characterised in that:The wheel include wheel hub with And it is sleeved on the rubber tyre on wheel hub.
7. the fisherman with oxygen generator according to claim 1, it is characterised in that:Also include damper, it is described The piston rod of hydraulic cylinder is connected by damper with wheel support.
8. the fisherman with oxygen generator according to claim 1, it is characterised in that:Also above pushed away including DYN dynamic Propeller, above pushes away propeller and is located on bottom panel.
9. the fisherman with oxygen generator according to claim 1, it is characterised in that:Also include floating annular air-pocket And inflator pump, the floating annular air-pocket is looped around on two oblique panels of hull, it is necessary to when aiding in floating, inflator pump is to upper Floating ring shape airbag aeration.
10. the fisherman with oxygen generator according to claim 1, it is characterised in that:Also include pathfinder, institute Pathfinder is stated to set above deck.
CN201611203141.9A 2016-12-23 2016-12-23 Fisherman with oxygen generator Pending CN106828806A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201611203141.9A CN106828806A (en) 2016-12-23 2016-12-23 Fisherman with oxygen generator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201611203141.9A CN106828806A (en) 2016-12-23 2016-12-23 Fisherman with oxygen generator

Publications (1)

Publication Number Publication Date
CN106828806A true CN106828806A (en) 2017-06-13

Family

ID=59135505

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201611203141.9A Pending CN106828806A (en) 2016-12-23 2016-12-23 Fisherman with oxygen generator

Country Status (1)

Country Link
CN (1) CN106828806A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107310702A (en) * 2017-07-20 2017-11-03 刘富仪 Underwater sightseeing with concave display screen investigates device
CN107380375A (en) * 2017-07-20 2017-11-24 刘富仪 The underwater sightseeing for being equipped with high-pressure oxygen cylinder investigates device
CN107521642A (en) * 2017-07-20 2017-12-29 刘富仪 Air bag packaged type underwater sightseeing investigates device

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4522143A (en) * 1982-01-29 1985-06-11 Carabo A.G. Folding boat with bow and stern sections
CN86103360A (en) * 1985-05-17 1986-11-12 布隆福斯造船公司 Multihull vehicle
US20050000400A1 (en) * 2003-07-03 2005-01-06 Kingsbury Robert P. Boat hull design
CN101124115A (en) * 2004-11-15 2008-02-13 徐汉杰 Multipurpose catamaran and stacked construction method thereof
CN201275994Y (en) * 2008-09-28 2009-07-22 张海明 Wheel folding type amphibious ship
CN104309780A (en) * 2014-10-24 2015-01-28 襄垣县韩山度假有限责任公司 Marine safety rescue airbag

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4522143A (en) * 1982-01-29 1985-06-11 Carabo A.G. Folding boat with bow and stern sections
CN86103360A (en) * 1985-05-17 1986-11-12 布隆福斯造船公司 Multihull vehicle
US20050000400A1 (en) * 2003-07-03 2005-01-06 Kingsbury Robert P. Boat hull design
CN101124115A (en) * 2004-11-15 2008-02-13 徐汉杰 Multipurpose catamaran and stacked construction method thereof
CN201275994Y (en) * 2008-09-28 2009-07-22 张海明 Wheel folding type amphibious ship
CN104309780A (en) * 2014-10-24 2015-01-28 襄垣县韩山度假有限责任公司 Marine safety rescue airbag

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107310702A (en) * 2017-07-20 2017-11-03 刘富仪 Underwater sightseeing with concave display screen investigates device
CN107380375A (en) * 2017-07-20 2017-11-24 刘富仪 The underwater sightseeing for being equipped with high-pressure oxygen cylinder investigates device
CN107521642A (en) * 2017-07-20 2017-12-29 刘富仪 Air bag packaged type underwater sightseeing investigates device

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Application publication date: 20170613

RJ01 Rejection of invention patent application after publication