CN109278956A - A kind of navigation observation device - Google Patents
A kind of navigation observation device Download PDFInfo
- Publication number
- CN109278956A CN109278956A CN201811388493.5A CN201811388493A CN109278956A CN 109278956 A CN109278956 A CN 109278956A CN 201811388493 A CN201811388493 A CN 201811388493A CN 109278956 A CN109278956 A CN 109278956A
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- component
- storage case
- positioning
- carrying
- observation
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B49/00—Arrangements of nautical instruments or navigational aids
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention discloses a kind of navigation observation devices, belong to navigation observation device technical field, including carrying storage case, location observation component, Locating driver component and the carrying buffer unit for being mounted on carrying storage case bottom, the Locating driver component and location observation component are sequentially connected, the Locating driver component includes the carrying transmission component for being mounted on location observation feature bottom, vertical driving assembly for driving location observation component to move along vertical direction and the circumferential driving assembly for driving location observation component to circumferentially rotate, the vertical driving assembly and circumferential driving assembly are connect with carrying transmission component, the carrying buffer unit includes buffering bearing box and several Buffer Units being distributed in buffering bearing box, the setting that each Buffer Unit can be dismantled.The present invention passes through the position of automatic adjustment location observation component, and the location observation component made can stablize use under different sea situations, play an important role to the result of observation.
Description
Technical field
The present invention relates to navigation observation device technical field, specifically a kind of navigation observation device.
Background technique
During navigation, need to observe sea situation in real time to guarantee the safety without departing from course line and navigation, currently, for boat
The observation of sea situation stands mainly by crewman and carries out sea situation observation in the higher position in boat deck or deck, and crewman is big as a result,
It is dangerous or even cause crewman injured on deck or higher position detection sea situation under wind weather or severe sea condition.
In the prior art, the observation rotational angle of navigation observation device is extremely limited, can not achieve comprehensive multi-angle
Observation, the field range of the observation sea situation made is restricted, and is by manually there are also current navigation observation device
Swing observation device, but in actual operation because marine sea situation jolt fluctuating can by the position manually transferred in advance
It can will shift, the observation process made is very difficult.
Summary of the invention
The purpose of the present invention is to provide a kind of navigation observation devices, to solve mentioned above in the background art ask
Topic.
The technical scheme is that include carrying storage case, be mounted on carrying storage case at the top of location observation component,
The Locating driver component being arranged in carrying storage case and the carrying buffer unit for being mounted on carrying storage case bottom, the positioning
Driving part and location observation component are sequentially connected, and the Locating driver component includes being mounted on holding for location observation feature bottom
Carry transmission component, the vertical driving assembly for driving location observation component to move along vertical direction and for driving positioning view
The circumferential driving assembly that component circumferentially rotates is surveyed, the vertical driving assembly and circumferential driving assembly connect with carrying transmission component
It connects, the carrying buffer unit includes buffering bearing box and several Buffer Units being distributed in buffering bearing box, each buffering
The setting that component can be dismantled.
Further, the side wall of the carrying storage case is equipped with open the first accommodating chamber being arranged outward, and the carrying is held
Receive case and be located at the first accommodating chamber open-mouth be equipped with door-plate, it is described carrying storage case top be equipped with annular slide track.
Further, the location observation component includes observation storage case and two observation lens barrels, the observation storage case
Side wall on set there are two symmetrically arranged accommodate groove, two observation lens barrels and two accommodate grooves one-to-one correspondence.
Further, the carrying transmission component include stretch drive rod, positioning bearing and it is several around stretch be driven
The top of the equally distributed positioning tie bar of the axis of bar, the carrying storage case is equipped with for stretching the perforative locating slot of drive rod,
The locating shaft forwards dynamic setting on carrying storage case bottom wall, and described one end for stretching drive rod and locating shaft forward dynamic company
It connects, the other end is connect through locating slot with the bottom for observing storage case, and the bottom end of each positioning tie bar is slidably arranged in annular
In slideway, the top of each positioning tie bar is fixedly connected with the bottom of observation storage case.
Further, the vertical driving assembly includes axial gears, positions gear, first motor and positioning mounting plate,
The axial gears are set in the intermediate position for stretching drive rod, and the positioning mounting plate is mounted on the inner sidewall of carrying storage case
On, the first motor is mounted in positioning mounting plate, and the positioning gear is mounted on the main shaft of first motor, the axial direction
Gear is engaged with positioning gear.
Further, the circumferential driving assembly is located at the lower section of first motor, and the circumferential direction driving assembly includes second
Motor, biography connect linkage board, positioning rotating shaft and two transmission shafts, and the positioning rotating shaft, which is set in, to be stretched on drive rod and be located at axially
The lower section of gear, two transmission shafts are symmetrically distributed on the lateral wall of positioning rotating shaft, described to pass the front both ends point for connecing linkage board
Not with two transmission axis connections, second motor be mounted on carrying storage case inner sidewall on, the main shaft of second motor
It is fixedly connected with the rear end for connecing linkage board is passed.
Further, the bottom of the buffering bearing box is equipped with open the second down-set accommodating chamber, and the buffering is held
It carries the bottom of case and is equipped with positioning plate positioned at the open-mouth of the second accommodating chamber, it is in square that the bottom of the positioning plate, which is equipped with several,
One end of the lockplate of shape structure distribution, each lockplate is connect with lockplate, the bottom of the other end and buffering bearing box
Connection.
Further, each Buffer Unit includes buffer spring and fixed support column, and the fixed support column is in perpendicular
The top of positioning plate is arranged in straight state, and the top of the buffer spring is fixedly connected with the inner roof wall of buffering bearing box, institute
The bottom for stating buffer spring is fixedly connected with fixed support column.
Further, fixed supporting seat, two fixed branch are respectively equipped on two opposite side walls of the buffering bearing box
It supports seat and buffering bearing box is integrally formed, the top two sides of each fixed supporting seat are respectively equipped with threaded hole, and each threaded hole is equal
Along vertical direction through fixed 4 support seat of branch.
Compared with prior art, the beneficial effects of the present invention are:
First, when needing to observe sea situation, when using observation device, according to different observation needs, by vertical driving assembly and
Circumferential driving assembly is used cooperatively, and location observation component is driven to realize position change on vertical direction and circumferential direction, and because
The bottom of location observation component is equipped with carrying transmission component, by pulling the movement of location observation component in the vertical direction,
It is able to satisfy the use of the different Observation personnel of height, the position of the adjusting location observation component of automation, the location observation portion made
Part can stablize use under different sea situations, play an important role to the result of observation.
Linkage board rotation is connect second, driving and passing by the second motor, because the both ends that biography connects linkage board are passed with two respectively
Moving axis rotation connection, and because two transmission shafts are fixedly connected with the outer circle wall of positioning rotating shaft respectively, then positioning can be driven to turn
Axis moves along vertical direction, because positioning rotating shaft is fixedly connected with drive rod is stretched, then can drive and stretch drive rod vertical
Movement on direction, then can change the position of location observation component in the vertical direction, furthermore because stretch drive rod and several
Positioning tie bar is able to achieve stretching operation, then is further able to achieve and changes to the position of location observation component in the vertical direction
Become, improves the applicability of location observation component.
Third, buffering bearing box in be provided with several Buffer Units, at sea situation and its it is unstable when, each buffering group
Part can be realized to the cushion task of entire location observation component in the vertical direction, improve the stability of whole device.
Detailed description of the invention
It, below will be to specific in order to illustrate more clearly of the specific embodiment of the invention or technical solution in the prior art
Embodiment or attached drawing needed to be used in the description of the prior art be briefly described, it should be apparent that, it is described below
Attached drawing is some embodiments of the present invention, for those of ordinary skill in the art, before not making the creative labor
It puts, is also possible to obtain other drawings based on these drawings.
Fig. 1 is schematic perspective view one of the invention；
Fig. 2 is front view of the invention；
Fig. 3 is the cross-sectional view in Fig. 2 along line A-A；
Fig. 4 is the cross-sectional view in Fig. 3 along line B-B；
Fig. 5 is schematic perspective view two of the invention；
Fig. 6 is perspective cross-sectional schematic diagram of the invention；
Fig. 7 is the schematic perspective view of location observation component and Locating driver component of the invention.
Description of symbols: carrying storage case 1, the first accommodating chamber 1a, door-plate 1b, annular slide track 1c, location observation component
2, storage case 2a is observed, lens barrel 2b, accommodate groove 2c are observed, Locating driver component 3 carries transmission component 3a, stretches drive rod
3a1 positions bearing 3a2, positioning tie bar 3a3, locating slot 3a4, vertical driving assembly 3b, axial gears 3b1, positions gear 3b2,
First motor 3b3, positioning mounting plate 3b4, circumferential driving assembly 3c, the second motor 3c1, biography connect linkage board 3c2, positioning rotating shaft
3c3, transmission shaft 3c4 carry buffer unit 4, buffer bearing box 4a, Buffer Unit 4b, buffer spring 4b1, fixed support column
4b2, the second accommodating chamber 4c, positioning plate 4d, lockplate 4e, fixed supporting seat 4f.
Specific embodiment
Technical solution of the present invention is clearly and completely described below in conjunction with attached drawing, it is clear that described implementation
Example is a part of the embodiment of the present invention, instead of all the embodiments.
The component for the embodiment of the present invention for usually describing and showing in attached drawing here can be with a variety of different configurations
To arrange and design.Therefore, the detailed description of the embodiment of the present invention provided in the accompanying drawings is not intended to limit below and is wanted
The scope of the present invention of protection is sought, but is merely representative of selected embodiment of the invention.
Based on the embodiments of the present invention, those of ordinary skill in the art are obtained without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
In the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", "vertical",
The orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, merely to
Convenient for description the present invention and simplify description, rather than the device or element of indication or suggestion meaning must have a particular orientation,
It is constructed and operated in a specific orientation, therefore is not considered as limiting the invention.In addition, term " first ", " second ",
" third " is used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " installation ", " phase
Even ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It can
To be mechanical connection, it is also possible to be electrically connected；It can be directly connected, can also can be indirectly connected through an intermediary
Connection inside two elements.For the ordinary skill in the art, above-mentioned term can be understood at this with concrete condition
Concrete meaning in invention.
Below with reference to shown in Fig. 1 to Fig. 7, the embodiment of the invention provides a kind of navigation observation devices, including carrying to hold
Receive case 1, the location observation component 2 for being mounted on carrying storage case 1 top, the Locating driver component 3 that is arranged in carrying storage case 1
With the carrying buffer unit 4 for being mounted on carrying 1 bottom of storage case, the Locating driver component 3 connects with the transmission of location observation component 2
It connects, the Locating driver component 3 includes the carrying transmission component 3a for being mounted on 2 bottom of location observation component, for driving positioning
The vertical driving assembly 3b and the week for driving location observation component 2 to circumferentially rotate that observation component 2 moves along vertical direction
To driving assembly 3c, the vertical driving assembly 3b and circumferential driving assembly 3c are connect with carrying transmission component 3a, described to hold
Carrying buffer unit 4 includes buffering bearing box 4a and several Buffer Unit 4b being distributed in buffering bearing box 4a, each buffering group
The setting that part 4b can be dismantled, several Buffer Unit 4b are mounted in buffering bearing box 4a, are then able to achieve to entire buffer unit
Cushion task, improve the stability of whole device.
The side wall of the carrying storage case 1 is equipped with open the first accommodating chamber 1a being arranged outward, the carrying storage case 41
And positioned at the first accommodating chamber 1a open-mouth be equipped with door-plate 1b, it is described carrying storage case 1 top be equipped with annular slide track 1c, first
The setting of accommodating chamber 1a is able to achieve the installation exercise to vertical driving assembly 3b and circumferential driving assembly 3c, then can drive positioning view
The rotation operation of component 2 is surveyed, the setting of annular slide track 1c realizes the rotation to carrying transmission component 3a, is location observation component
2 rotation provides less important work.
The location observation component 2 includes observing storage case 2a and two observation lens barrel 2b, the observation storage case 2a's
It is set on side wall there are two symmetrically arranged accommodate groove 2c, two observation lens barrel 2b and two accommodate groove 2c one-to-one correspondence, is seen
The setting of the two accommodate groove 2c surveyed on storage case 2a realizes the installation exercise to two observation lens barrel 2b, then realizes pair
The observation operation of sea situation.
The carrying transmission component 3a include stretch drive rod 3a1, positioning bearing 3a2 and it is several around stretch drive rod
The equally distributed positioning tie bar 3a3 of the axis of 3a1, the top of the carrying storage case 1 are equipped with perforative for stretching drive rod 3a1
Locating slot 3a4, the setting of the positioning bearing 3a2 rotation are described to stretch the one of drive rod 3a1 on carrying 1 bottom wall of storage case
End is connect through locating slot 3a4 with the bottom for observing storage case 2a with positioning bearing 3a2 rotation connection, the other end, each positioning
The bottom end of pull rod 3a3 is slidably arranged in annular slide track 1c, the top of each positioning tie bar 3a3 and the bottom of observation storage case 2a
Portion is fixedly connected, and stretches the common setting of drive rod 3a1 and several positioning tie bar 3a3, then can drive entire observation storage case
The movement of 2a in the vertical direction.
The vertical driving assembly 3b includes axial gears 3b1, positioning gear 3b2, first motor 3b3 and positioning mounting plate
3b4, the axial gears 3b1 are set in the intermediate position for stretching drive rod 3a1, and the positioning mounting plate 3b4 is mounted on carrying
On the inner sidewall of storage case 1, the first motor 3b3 is mounted on positioning mounting plate 3b4, and the positioning gear 3b2 is mounted on
On the main shaft of first motor 3b3, the axial gears 3b1 is engaged with positioning gear 3b2, is driven and is positioned by first motor 3b3
Gear 3b2 rotation, because axial gears 3b1 is engaged with positioning gear 3b2, then energy band moving axis line gear rotates, then can drive drawing
The rotation operation of drive rod 3a1 is stretched, realizes to the rotation of observation storage case 2a, realizes the change of observation angle.
The circumferential direction driving assembly 3c is located at the lower section of first motor 3b3, and the circumferential direction driving assembly 3c includes the second electricity
Machine 3c1, biography meet linkage board 3c2, positioning rotating shaft 3c3 and two transmission shafts 3c4, the positioning rotating shaft 3c3 are set in stretching transmission
Lower section on bar 3a1 and positioned at axial gears 3b1, two transmission shaft 3c4 are symmetrically distributed on the lateral wall of positioning rotating shaft 3c3,
The front both ends that the biography meets linkage board 3c2 are connect with two transmission shaft 3c4 respectively, and the second motor 3c1 is mounted on carrying
On the inner sidewall of storage case 1, the main shaft of the second motor 3c1 is fixedly connected with the rear end that biography meets linkage board 3c2, passes through second
Motor 3c1, which drives to pass, connects linkage board 3c2 rotation, meets linkage board 3c2 and two transmission shaft 3c4 transmission connections because passing, and because
Two transmission shaft 3c4 are fixedly connected with positioning rotating shaft 3c3, then drive and stretch the movement of drive rod 3a1 in the vertical direction, realize
The position change of location observation component 2 in the vertical direction.
The bottom of the buffering bearing box 4a is equipped with open the second down-set accommodating chamber 4c, the buffering bearing box 4a
Bottom and be equipped with positioning plate 4d positioned at the open-mouth of the second accommodating chamber 4c, the bottom of the positioning plate 4d, which is equipped with, several is in
The lockplate 4e of rectangular configuration distribution, one end of each lockplate 4e are connect with lockplate 4e, and the other end and buffering carry
The bottom of case 4a connects, to realize the cushion task to whole device.
Each Buffer Unit 4b includes buffer spring 4b1 and fixed support column 4b2, and the fixed support column 4b2 is in
The top of positioning plate 4d is arranged in vertical state, and the top of the buffer spring 4b1 and the inner roof wall of buffering bearing box 4a are solid
Fixed connection, the bottom of the buffer spring 4b1 are fixedly connected with fixed support column 4b2, because buffer spring 4b1 is supported with fixed
Column 4b2 connection buffer spring 4b1 can realize positioning cushion task under the action of by external force.
Fixed supporting seat 4f, two fixed supporting seat 4f are respectively equipped on two opposite side walls of the buffering bearing box 4a
It is integrally formed with buffering bearing box 4a, the top two sides of each fixed supporting seat 4f are respectively equipped with threaded hole, and each threaded hole is equal
Run through fixed supporting seat 4f, along vertical direction to play the role of fixed support.
The working principle of the invention: when needing to observe sea situation, when using observation device, according to different observation needs, lead to
Being used cooperatively for vertical driving assembly 3b and circumferential direction driving assembly 3c is crossed, drives location observation component 2 in vertical direction and circumferential direction
Upper realization position change, but because the bottom of location observation component 2 is equipped with carrying transmission component 3a, by pulling location observation
The movement of component 2 in the vertical direction, is able to satisfy the use of the different Observation personnel of height.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (9)
1. a kind of navigation observation device, it is characterised in that: including carrying storage case (1), be mounted at the top of carrying storage case (1)
Location observation component (2), setting carrying storage case (1) in Locating driver component (3) and be mounted on carry storage case (1)
The carrying buffer unit (4) of bottom, the Locating driver component (3) and location observation component (2) are sequentially connected, and the positioning is driven
Dynamic component (3) includes being mounted on the carrying transmission component (3a) of location observation component (2) bottom, for driving location observation component
(2) the vertical driving assembly (3b) moved along vertical direction and the circumferential direction for driving location observation component (2) to circumferentially rotate
Driving assembly (3c), the vertical driving assembly (3b) and circumferential driving assembly (3c) connect with carrying transmission component (3a),
Carrying buffer unit (4) includes buffering bearing box (4a) and several Buffer Units being distributed in buffering bearing box (4a)
(4b), the setting that each Buffer Unit (4b) can dismantle.
2. navigation observation device according to claim 1, it is characterised in that: the side wall of carrying storage case (1) is set
There are open the first accommodating chamber (1a) being arranged outward, carrying storage case (1) and the open-mouth for being located at the first accommodating chamber (1a)
Equipped with door-plate (1b), the top of carrying storage case (1) is equipped with annular slide track (1c).
3. navigation observation device according to claim 1, it is characterised in that: the location observation component (2) includes seeing
Survey storage case (2a) and two observation lens barrels (2b), set on the side wall for observing storage case (2a) there are two symmetrically arranged appearance
It receives through slot (2c), two observation lens barrels (2b) correspond with two accommodate grooves (2c).
4. navigation observation device according to claim 1, it is characterised in that: the carrying transmission component (3a) includes drawing
Drive rod (3a1), positioning bearing (3a2) and the equally distributed positioning of several axis around stretching drive rod (3a1) is stretched to draw
Bar (3a3), the top of carrying storage case (1) is equipped with for stretching drive rod (3a1) perforative locating slot (3a4), described fixed
The setting that position bearing (3a2) rotates is on carrying storage case (1) bottom wall, described one end for stretching drive rod (3a1) and locating shaft
(3a2) rotation connection is held, the other end is connect through locating slot (3a4) with the bottom for observing storage case (2a), each positioning tie bar
The bottom end of (3a3) is slidably arranged in annular slide track (1c), the top of each positioning tie bar (3a3) and observation storage case (2a)
Bottom be fixedly connected.
5. navigation observation device according to claim 4, it is characterised in that: the vertical driving assembly (3b) includes axis
To gear (3b1), positioning gear (3b2), first motor (3b3) and positioning mounting plate (3b4), axial gears (3b1) set
It is located at the intermediate position for stretching drive rod (3a1), the positioning mounting plate (3b4) is mounted on the inner sidewall of carrying storage case (1)
On, the first motor (3b3) is mounted on positioning mounting plate (3b4), and the positioning gear (3b2) is mounted on first motor
On the main shaft of (3b3), the axial gears (3b1) are engaged with positioning gear (3b2).
6. navigation observation device according to claim 5, it is characterised in that: the circumferential direction driving assembly (3c) is located at the
The lower section of one motor (3b3), the circumferential direction driving assembly (3c) connect linkage board (3c2), positioning including the second motor (3c1), biography
Shaft (3c3) and two transmission shafts (3c4), the positioning rotating shaft (3c3), which is set in, to be stretched on drive rod (3a1) and is located at axially
The lower section of gear (3b1), two transmission shafts (3c4) are symmetrically distributed on the lateral wall of positioning rotating shaft (3c3), and the biography connects linkage
The front both ends of plate (3c2) are connect with two transmission shafts (3c4) respectively, and second motor (3c1) is mounted on carrying storage case
(1) on inner sidewall, the main shaft of second motor (3c1) is fixedly connected with the rear end that biography connects linkage board (3c2).
7. navigation observation device according to claim 1, it is characterised in that: the bottom of buffering bearing box (4a) is set
There is open down-set the second accommodating chamber (4c), the bottom of buffering bearing box (4a) and positioned at the second accommodating chamber (4c)
Open-mouth is equipped with positioning plate (4d), and the bottom of the positioning plate (4d) is equipped with the lockplate of several distributions in rectangular configuration
One end of (4e), each lockplate (4e) are connect with lockplate (4e), and the bottom of the other end and buffering bearing box (4a) connects
It connects.
8. navigation observation device according to claim 7, it is characterised in that: each Buffer Unit (4b) includes slow
It rushes spring (4b1) and fixes support column (4b2), fixed support column (4b2) state in a vertical shape is arranged at positioning plate (4d)
Top, the top of the buffer spring (4b1) is fixedly connected with the inner roof wall of buffering bearing box (4a), the buffer spring
The bottom of (4b1) is fixedly connected with fixed support column (4b2).
9. navigation observation device according to claim 8, it is characterised in that: the two of buffering bearing box (4a) are opposite
Side wall on be respectively equipped with fixed supporting seat (4f), two fixed supporting seats (4f) and buffering bearing box (4a) are integrally formed, often
The top two sides of a fixed supporting seat (4f) are respectively equipped with threaded hole, and each threaded hole is each along vertical direction through fixed support
Seat (4f).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388493.5A CN109278956A (en) | 2018-11-21 | 2018-11-21 | A kind of navigation observation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811388493.5A CN109278956A (en) | 2018-11-21 | 2018-11-21 | A kind of navigation observation device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109278956A true CN109278956A (en) | 2019-01-29 |
Family
ID=65176299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811388493.5A Withdrawn CN109278956A (en) | 2018-11-21 | 2018-11-21 | A kind of navigation observation device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109278956A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046705A (en) * | 2020-09-08 | 2020-12-08 | 山东交通职业学院 | Auxiliary observation device for marine conditions |
-
2018
- 2018-11-21 CN CN201811388493.5A patent/CN109278956A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112046705A (en) * | 2020-09-08 | 2020-12-08 | 山东交通职业学院 | Auxiliary observation device for marine conditions |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190129 |
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| WW01 | Invention patent application withdrawn after publication |