CN111610527B - Ultrasonic distance meter for measuring ocean depth - Google Patents
Ultrasonic distance meter for measuring ocean depth Download PDFInfo
- Publication number
- CN111610527B CN111610527B CN202010673623.0A CN202010673623A CN111610527B CN 111610527 B CN111610527 B CN 111610527B CN 202010673623 A CN202010673623 A CN 202010673623A CN 111610527 B CN111610527 B CN 111610527B
- Authority
- CN
- China
- Prior art keywords
- rod
- meshing
- wheel
- caisson
- gravity block
- 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.)
- Active
Links
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S7/00—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00
- G01S7/52—Details of systems according to groups G01S13/00, G01S15/00, G01S17/00 of systems according to group G01S15/00
- G01S7/521—Constructional features
Abstract
The invention relates to the technical field of ultrasonic ranging, and discloses an ultrasonic range finder for ocean depth measurement, which comprises a caisson, wherein a slide rod is arranged in the caisson, the surface of the slide rod is connected with a gravity block in a sliding manner, the side surface of the gravity block is provided with a pressure switch, the side surface of the gravity block is rotatably connected with a screw rod, a conical shaft is arranged above an engaging wheel, one side of the two conical shafts, which is opposite to each other, is rotatably connected with a fan, the bottom of the water baffle is connected with a magnetic toothed plate in a sliding manner, the bottom of the magnetic toothed plate is connected with a cam in a meshing manner, the surface of the inner wheel of the cam is connected with a push rod in a sliding manner, the side surface of the push rod is connected with an extrusion toothed rod in a sliding manner, and the side surface of the extrusion toothed rod is connected with a water passing wheel in a meshing manner. This an ultrasonic ranging appearance for ocean depth measurement uses through the cooperation of slide bar and gravity piece to when having reached the undercurrent and appearing, prevent that ultrasonic emitter from removing the effect of leaving original position.
Description
Technical Field
The invention relates to the technical field of ultrasonic ranging, in particular to an ultrasonic range finder for ocean depth measurement.
Background
The ultrasonic measuring distance has strong directivity by utilizing ultrasonic, the energy consumption is slow, and the distance propagated in a medium is far away, so that the ultrasonic is often used for measuring the distance, for example, a distance meter, a material level distance meter and the like can be realized by ultrasonic, the ultrasonic detection is often quicker, more convenient, simple in calculation and easy to realize real-time control, and the requirement of industrial practicality can be met in the aspect of measuring precision, so that the ultrasonic measuring distance measuring device is widely applied to the research and the manufacture of mobile robots.
When the ocean depth is measured by ultrasonic waves, the propagation of the ultrasonic waves is consumed along with the increase of the distance, so that the ultrasonic distance meter needs to be thrown into the ocean by a lifting rope in order to reduce measurement errors, the sea water is used as a propagation medium to measure the depth of the sea bottom, however, a dark current exists in the sea water, and after the ultrasonic waves are emitted, once the dark current drives an ultrasonic emitter to leave the original position, the reflected ultrasonic waves are difficult to receive, and the distance measurement is influenced.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides an ultrasonic range finder for ocean depth measurement, which has the advantages of preventing an ultrasonic emitter from moving away from the original position when a dark current occurs and the like, and solves the problem that the reflected ultrasonic waves are difficult to receive and the distance measurement is influenced because the ultrasonic emitter cannot be prevented from moving away from the original position when the dark current occurs in the conventional ultrasonic range finder.
(II) technical scheme
In order to achieve the purpose of preventing the ultrasonic transmitter from moving away from the original position when the dark current occurs, the invention provides the following technical scheme: an ultrasonic distance measuring instrument for measuring ocean depth comprises a lower caisson, wherein a slide rod is arranged inside the lower caisson, a gravity block is connected to the surface of the slide rod in a sliding manner, a pressure-sensitive switch is arranged on the side surface of the gravity block, a screw rod is connected to the side surface of the gravity block in a rotating manner, a delay pipe is meshed and connected to the side surface of the screw rod, a lever is connected to one side of the screw rod away from the gravity block in a rotating manner, an extrusion rod is connected to the top of the lever in a rotating manner, a meshing wheel is connected to one side of the extrusion rod away from the lever in a rotating manner, conical shafts are arranged above the meshing wheel, a fan is connected to one side of each conical shaft, a water baffle is connected to the bottom of the gravity block in a sliding manner, a magnetic toothed plate is connected to the bottom of the water baffle in a sliding manner, a cam is meshed to the bottom of the magnetic toothed plate, and an ejector rod is connected to the surface of the inner wheel of the cam in a sliding manner, the side surface of the ejector rod is connected with an extrusion toothed bar in a sliding mode, and the side surface of the extrusion toothed bar is connected with a water passing wheel in a meshing mode.
Preferably, the bottom of the caisson is fixedly connected with an ultrasonic emitter.
Preferably, the side of meshing wheel alternates and is provided with the meshing pole, and when the meshing wheel rotated, under the effect of centrifugal force, the meshing pole that the meshing wheel side alternates and set up removed to keeping away from the wheel center direction, produced the meshing transmission with the conical shaft of top.
Preferably, the rotor is arranged inside the screw rod, so that the phenomenon of locking when the screw rod rotates is prevented.
Preferably, the screw and the delay tube are in one-way meshing transmission towards the direction close to the center of the sinking box.
Preferably, a return spring is arranged at the top of the gravity block.
Preferably, the cam is provided with a protrusion on the inner wheel surface, and the protrusion on the inner wheel surface of the cam presses the top of the push rod with the rotation of the cam, so that the push rod moves downwards.
Preferably, the side surface of the extrusion rack bar is connected with a fixed block in a sliding manner, so that the extrusion rack bar keeps moving horizontally.
(III) advantageous effects
Compared with the prior art, the invention provides an ultrasonic distance meter for measuring the ocean depth, which has the following beneficial effects:
1. this an ultrasonic ranging appearance for ocean depth measurement uses through the cooperation of slide bar and gravity piece, when measuring the ocean depth, will sink the case and put into the sea through the stay cord.
After the caisson is stabilized in seawater, ultrasonic waves are transmitted to the seabed through the ultrasonic transmitter, the transmitted ultrasonic waves can be reflected to a transmitting position by the seabed, and the propagation speed and the propagation time of the ultrasonic waves in the seawater are utilized to repeatedly operate for many times to obtain an average value, so that the ocean depth is calculated.
When the undercurrent appears in caisson department, the undercurrent can promote the caisson and remove, and inside gravity piece removes for the slide bar under the effect of inertial force, cause the extrusion to the pressure switch that the flank set up, make the motor of control meshing wheel rotate, lead to the meshing wheel to rotate, under the effect of centrifugal force, the meshing pole that the meshing wheel side alternates and set up removes to keeping away from the wheel center direction, produce the meshing transmission with the conical shaft of top, the conical shaft rotates the fan that drives one side and rotates, the fan rotates the opposite thrust that produces and the undercurrent.
Meanwhile, when the gravity piece removed for the slide bar, the gravity piece can drive the screw rod and remove, the bottom of screw rod extrusion lever, make the top of lever drive the extrusion pole and remove, and then drive the meshing wheel and remove, and under the effect of centrifugal force, the meshing pole can last and the toper axle meshing, along with the size of the velocity of flow of undercurrent, the meshing diameter of meshing pole and toper axle changes, make the rotational speed of fan along with the synchronous increase of the velocity of flow of undercurrent or reduce, so the thrust of undercurrent to caisson can just be offset to the counterforce that the fan rotated the production.
When the dark current disappears, the gravity block resets and moves under the action of a reset spring arranged above the gravity block, and the screw rod and the delay tube need to be meshed for transmission, so that the gravity block can continuously extrude the pressure-sensitive switch for a period of time, the spiral thrust generated by the fan can quickly restore the sinking box to the initial angle, and the effect of preventing the ultrasonic transmitter from moving away from the original position when the dark current appears is achieved.
2. This an ultrasonic ranging appearance for ocean depth measurement, cooperation through extrusion ratch and logical water wheel is used, because the gravity piece is iron, consequently can produce the attraction to magnetic tooth plate through the breakwater, so when the gravity piece removes for the slide bar, magnetic tooth plate can synchronous movement and the cam of below produce the meshing transmission, the rotation of cam thereupon, the arch of wheel surface setting produces the extrusion to the top of ejector pin in through the cam, the ejector pin downstream will extrude the ratch to both sides extrusion removal, make extrusion ratch and the interior wheel surface of logical water wheel produce the meshing transmission, the limbers that logical water wheel rotation will sink the case side and set up is opened, lead to the undercurrent can dash down the inside of caisson and pass, thereby reached and alleviated the effect of undercurrent to the case thrust action that sinks.
Drawings
FIG. 1 is a schematic cross-sectional view of the entire structure of the present invention;
FIG. 2 is a schematic view of the structure and gravity block connection mechanism of the present invention;
FIG. 3 is a schematic view of the connection between the top rod and the extrusion rack bar according to the present invention;
FIG. 4 is a schematic cross-sectional view of a structural engagement wheel of the present invention;
FIG. 5 is a schematic view of the connection between the extrusion rack and the water wheel according to the present invention.
In the figure: 1-caisson, 2-slide bar, 3-gravity block, 4-pressure switch, 5-screw, 6-delay tube, 7-lever, 8-extrusion bar, 9-meshing wheel, 10-conical shaft, 11-fan, 12-water baffle, 13-magnetic toothed plate, 14-cam, 15-top bar, 16-extrusion toothed bar, 17-ultrasonic emitter and 18-water-through wheel.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, an ultrasonic distance measuring device for measuring ocean depth comprises a caisson 1, wherein the caisson 1 is made of stainless steel, which can effectively prevent equipment from being corroded, greatly prolongs the service life of the equipment, reduces the production cost, and has an indispensable effect on enterprises, a slide bar 2 is arranged inside the caisson 1, a gravity block 3 is slidably connected to the surface of the slide bar 2, a return spring is arranged at the top of the gravity block 3, a pressure switch 4 is arranged on the side surface of the gravity block 3, a screw 5 is rotatably connected to the side surface of the gravity block 3, the screw 5 and a delay tube 6 are in one-way meshed transmission towards the direction close to the center of the caisson 1, a rotor is arranged inside the screw 5 to prevent the screw 5 from being locked when rotating, the delay tube 6 is meshed with the side surface of the screw 5, and a lever 7 is rotatably connected to the side of the screw 5 far away from the gravity block 3, the top of the lever 7 is rotatably connected with an extrusion rod 8, one side of the extrusion rod 8, which is far away from the lever 7, is rotatably connected with an engaging wheel 9, a side face of the engaging wheel 9 is penetrated with an engaging rod, when the engaging wheel 9 rotates, under the action of centrifugal force, the engaging rod penetrated and arranged on the side face of the engaging wheel 9 moves towards the direction far away from the wheel center and is engaged with a conical shaft 10 above the engaging wheel 9 for transmission, the conical shaft 10 is arranged above the engaging wheel 9, one side of the two conical shafts 10, which are opposite, is rotatably connected with a fan 11, the bottom of the gravity block 3 is slidably connected with a water baffle 12, the bottom of the water baffle 12 is slidably connected with a magnetic toothed plate 13, the bottom of the magnetic toothed plate 13 is engaged with a cam 14, the inner wheel surface of the cam 14 is provided with a bulge, along with the rotation of the cam 14, the bulge arranged on the inner wheel surface of the cam 14 extrudes the top of the ejector rod 15, the ejector rod 15 moves downwards, the inner wheel surface of the cam 14 is slidably connected with an ejector rod 15, the side sliding connection of ejector pin 15 has extrusion ratch 16, and the material of extrusion ratch 16 is the stainless steel, can effectively prevent that equipment from being corroded, and the side sliding connection of extrusion ratch 16 has the fixed block, makes extrusion ratch 16 keep horizontal migration, and the side meshing of extrusion ratch 16 is connected with logical water wheel 18, and the bottom fixedly connected with ultrasonic emitter 17 of caisson 1.
When measuring the ocean depth, the caisson 1 is launched into the sea by the pull rope.
After the caisson 1 is stabilized in seawater, ultrasonic waves are transmitted to the seabed through the ultrasonic transmitter 17, the transmitted ultrasonic waves are reflected to a transmitting position by the seabed, and the average value is obtained through repeated operation for many times by utilizing the propagation speed and the propagation time of the ultrasonic waves in the seawater, so that the ocean depth is calculated.
When the undercurrent appears in caisson 1, the undercurrent can promote caisson 1 to remove, and inside gravity piece 3 removes for slide bar 2 under the effect of inertial force, cause the extrusion to the pressure switch 4 that the side set up, make the motor of control engaging wheel 9 rotate, lead to engaging wheel 9 to rotate, under the effect of centrifugal force, the engaging rod that the side of engaging wheel 9 alternates and set up removes to keeping away from the wheel center direction, produce the meshing transmission with the conical shaft 10 of top, conical shaft 10 rotates the fan 11 rotation that drives one side, fan 11 rotates the opposite thrust that produces and undercurrent.
Meanwhile, when the gravity block 3 moves relative to the slide bar 2, the gravity block 3 can drive the screw rod 5 to move, the screw rod 5 extrudes the bottom of the lever 7, the top of the lever 7 drives the extrusion rod 8 to move, and then drives the meshing wheel 9 to move, and under the action of centrifugal force, the meshing rod can be continuously meshed with the conical shaft 10, along with the size of the flow velocity of the undercurrent, the meshing rod changes with the meshing diameter of the conical shaft 10, the rotating speed of the fan 11 is synchronously increased or reduced along with the flow velocity of the undercurrent, so that the thrust of the undercurrent generated by the rotation of the fan 11 just can be offset to the sinking box 1.
When the dark current disappears, the gravity block 3 resets and moves under the action of a reset spring arranged above the gravity block, and the screw rod 5 and the delay tube 6 need to be meshed for transmission, so that the gravity block 3 can continuously extrude the pressure switch 4 for a period of time, and the spiral thrust generated by the fan 11 can quickly restore the caisson 1 to the initial angle, thereby achieving the effect of preventing the ultrasonic transmitter 17 from moving away from the original position when the dark current appears.
Because the gravity block 3 is iron, the magnetic toothed plate 13 can be attracted through the water baffle 12, when the gravity block 3 moves relative to the sliding rod 2, the magnetic toothed plate 13 can synchronously move and generate meshing transmission with the cam 14 below, the cam 14 rotates along with the magnetic toothed plate, the top of the ejector rod 15 is extruded through the bulge arranged on the inner surface of the cam 14, the ejector rod 15 moves downwards to extrude the extrusion toothed rod 16 to two sides, the extrusion toothed rod 16 and the inner surface of the water passing wheel 18 generate meshing transmission, the water passing wheel 18 rotates to open the water passing hole formed in the side surface of the lower caisson 1, the underflow can rush down the inner part of the caisson 1 to pass through, and the effect of relieving the thrust action of the underflow on the lower caisson 1 is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides an ultrasonic distance measuring instrument for ocean depth measurement, includes caisson (1), its characterized in that: the caisson is characterized in that a sliding rod (2) is arranged inside the caisson (1), the surface of the sliding rod (2) is connected with a gravity block (3) in a sliding manner, a pressure-sensitive switch (4) is arranged on the side face of the gravity block (3), a screw rod (5) is connected to the side face of the gravity block (3) in a rotating manner, a delay tube (6) is connected to the side face of the screw rod (5) in a meshing manner, a lever (7) is connected to one side, away from the gravity block (3), of the screw rod (5) in a rotating manner, an extrusion rod (8) is connected to the top of the lever (7) in a rotating manner, a meshing wheel (9) is connected to one side, away from the lever (7), of the extrusion rod (8) in a rotating manner, conical shafts (10) are arranged above the meshing wheel (9), a fan (11) is connected to one side, opposite to each other, of the two conical shafts (10) are connected to one side in a rotating manner, a water baffle (12) is connected to the bottom of the gravity block (3) in a sliding manner, the bottom sliding connection of breakwater (12) has magnetic toothed plate (13), the bottom meshing of magnetic toothed plate (13) is connected with cam (14), interior round surface sliding connection of cam (14) has ejector pin (15), the side sliding connection of ejector pin (15) has extrusion ratch (16), the side meshing of extrusion ratch (16) is connected with leads to water wheel (18), the bottom fixedly connected with ultrasonic transmitter (17) of caisson (1) down.
2. An ultrasonic range finder for ocean depth measurements according to claim 1 wherein: and the side surface of the meshing wheel (9) is provided with a meshing rod in an inserting way.
3. An ultrasonic range finder for ocean depth measurements according to claim 1 wherein: and a rotor is arranged inside the screw (5).
4. An ultrasonic range finder for ocean depth measurements according to claim 1 wherein: the screw (5) and the delay tube (6) are in one-way meshing transmission towards the direction close to the center of the caisson (1).
5. An ultrasonic range finder for ocean depth measurements according to claim 1 wherein: and a return spring is arranged at the top of the gravity block (3).
6. An ultrasonic range finder for ocean depth measurements according to claim 1 wherein: the inner wheel surface of the cam (14) is provided with a protrusion.
7. An ultrasonic range finder for ocean depth measurements according to claim 1 wherein: the side surface of the extrusion rack bar (16) is connected with a fixed block in a sliding way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010673623.0A CN111610527B (en) | 2020-07-14 | 2020-07-14 | Ultrasonic distance meter for measuring ocean depth |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010673623.0A CN111610527B (en) | 2020-07-14 | 2020-07-14 | Ultrasonic distance meter for measuring ocean depth |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111610527A CN111610527A (en) | 2020-09-01 |
| CN111610527B true CN111610527B (en) | 2021-08-06 |
Family
ID=72200506
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010673623.0A Active CN111610527B (en) | 2020-07-14 | 2020-07-14 | Ultrasonic distance meter for measuring ocean depth |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111610527B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112809738A (en) * | 2020-12-31 | 2021-05-18 | 成都诚楠都荟商贸有限公司 | Artificial intelligence robot assists balancing unit based on intelligence is made |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014004989A (en) * | 2012-06-25 | 2014-01-16 | Osamu Nagatoshi | Power generation base and large independent float type generator |
| WO2017082427A1 (en) * | 2015-03-07 | 2017-05-18 | 小平アソシエイツ株式会社 | Device for lifting and recovering seabed resource |
| CN206905749U (en) * | 2017-06-01 | 2018-01-19 | 无锡工艺职业技术学院 | A kind of ocean depth measuring instrument |
| CN209486292U (en) * | 2018-12-05 | 2019-10-11 | 重庆工程职业技术学院 | A kind of automatic Pilot sound-ranging equipment |
| CN209878682U (en) * | 2019-05-05 | 2019-12-31 | 福建电弧物联智能科技有限公司 | Data acquisition unit with ultrasonic probe |
-
2020
- 2020-07-14 CN CN202010673623.0A patent/CN111610527B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2014004989A (en) * | 2012-06-25 | 2014-01-16 | Osamu Nagatoshi | Power generation base and large independent float type generator |
| WO2017082427A1 (en) * | 2015-03-07 | 2017-05-18 | 小平アソシエイツ株式会社 | Device for lifting and recovering seabed resource |
| CN206905749U (en) * | 2017-06-01 | 2018-01-19 | 无锡工艺职业技术学院 | A kind of ocean depth measuring instrument |
| CN209486292U (en) * | 2018-12-05 | 2019-10-11 | 重庆工程职业技术学院 | A kind of automatic Pilot sound-ranging equipment |
| CN209878682U (en) * | 2019-05-05 | 2019-12-31 | 福建电弧物联智能科技有限公司 | Data acquisition unit with ultrasonic probe |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111610527A (en) | 2020-09-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN111610527B (en) | Ultrasonic distance meter for measuring ocean depth | |
| CN110756532B (en) | Water tower water level measuring device capable of cleaning inner wall of water tower | |
| CA2916234C (en) | Onshore hydroelectric power generation device | |
| CN111157076B (en) | Device for monitoring water level | |
| WO2016065496A1 (en) | Heavy hammer type wave power generation method and device | |
| CN110607786A (en) | Automatic flood discharge device for river gate | |
| CN112523173A (en) | Sluice that water conservancy ditch was with rivers velocity of flow that can accelerate | |
| CN111999116A (en) | Water quality testing sampling equipment of many degree of depth automatic sampling | |
| CN218444044U (en) | Water level monitoring equipment | |
| CN204856836U (en) | Novel scenic spot rising tide early warning device | |
| CN113734359B (en) | Fishing boat positioning buoy | |
| CN212561256U (en) | Warning device is used in hydraulic engineering construction | |
| CN212134945U (en) | High-resolution rotary single-beam sonar | |
| CN212535912U (en) | Wave energy power generation device | |
| CN109236541B (en) | Utilize idle running and spring counter force to carry out double buffering's hydroelectric generation equipment | |
| CN113129557B (en) | Offshore flow alarm device | |
| CN210090497U (en) | Portable water flow velocity measuring device | |
| CN112298500A (en) | Device for preventing seawater density jump for underwater device | |
| CN110624896A (en) | Rotatory belt cleaning device of ultrasonic wave suitable for irregular article | |
| CN112542062B (en) | Ship speed limit reminding device for ship lock | |
| CN111075632B (en) | Sea wave power generation equipment capable of self-adapting to wind power | |
| CN207622821U (en) | A kind of prevention waterlogging detection measuring scale | |
| CN219757470U (en) | Hydraulic engineering construction water level monitoring devices | |
| CN214066413U (en) | Water conservancy dyke impact force detection device with alarming function | |
| CN220786100U (en) | Propelling mechanism of ship |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210714 Address after: 317600 Houwan Industrial Point, Yucheng Street, Yuhuan City, Taizhou City, Zhejiang Province Applicant after: Yuhuan Seismic Wave Ultrasound Co.,Ltd. Address before: 245251 Wangjiatan formation, Yu'an village, Sencun Township, she County, Huangshan City, Anhui Province Applicant before: Wang Guojian |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |