CN210222056U

CN210222056U - Seawater flow velocity measuring device

Info

Publication number: CN210222056U
Application number: CN201921646969.0U
Authority: CN
Inventors: Fusheng Yu; 于复生; Wei Liang; 梁为; Baoxing Zhu; 朱宝星; Gaochao Yan; 严高超
Original assignee: Shandong Jianzhu University
Current assignee: Shandong Jianzhu University
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-03-31
Anticipated expiration: 2029-09-30

Abstract

A seawater flow velocity measuring device belongs to the field of velocity measuring equipment. The fan blade external mounting have the bearing, bearing fixed mounting is inside the fixing base, the afterbody fixed mounting of flabellum has the carousel, open on the carousel surface has the through-hole, fixing base fixed mounting is inside the fixing plate, the fixed plate top is installed rotatory the knot, single chip microcomputer controller installs in the fixed plate outside, fixed plate extension inboard installation photosensitive resistance and LED, photosensitive resistance and LED's wire passes from the fixed plate is inside, is connected with single chip microcomputer controller. Put into the device under water, the flabellum rotates under the impact of sea water, and then drives the carousel rotation of tail end, and through the rotational speed of the flabellum of different position degree of depth, can record the velocity of flow of different degree of depth sea water.

Description

Seawater flow velocity measuring device

Technical Field

The invention relates to a seawater flow velocity measuring device, in particular to a device for measuring the flow velocity of seawater by measuring the rotating speed of fan blades, and belongs to the field of speed measuring equipment.

Background

The flow velocity of seawater, i.e. the distance that the seawater moves in a unit time, is one of two factors determining the flow property of the seawater, and has an important influence on offshore operation and underwater operation. At present, the flow velocity of the seawater is measured by using a current meter, but the current meter cannot measure the flow velocity of the seawater at different depths simultaneously, so that a device capable of measuring the flow velocity of the seawater at different depths simultaneously is urgently needed.

Disclosure of Invention

The invention provides a seawater flow velocity measuring device, aiming at the defect that the current meter can not measure the flow velocity of seawater at different depths simultaneously.

The invention is realized by the following technical scheme: the utility model provides a sea water velocity of flow measuring device, is by flabellum, bearing, fixing base, carousel, fixed plate, rotatory knot, photo resistance, LED and single chip microcomputer controller constitute, flabellum externally mounted have the bearing, bearing fixed mounting is inside the fixing base, the afterbody fixed mounting of flabellum has the carousel, open on the carousel surface has the through-hole, fixing base fixed mounting is inside the fixed plate, the rotation is detained at the fixed plate top, single chip microcomputer controller installs in the fixed plate outside, fixed plate extension inboard installation photo resistance and LED, photo resistance and LED's wire passes from the fixed plate is inside, is connected with single chip microcomputer controller, seals between wire and the fixed plate.

The photoresistor and the LED are arranged at the same height, and when the through hole on the surface of the turntable passes through the middle of the photoresistor and the LED, light emitted by the LED is received by the photoresistor.

The single chip microcomputer controller comprises an 80C51 single chip microcomputer, an LCD, a crystal oscillator circuit and a reset circuit, and the 80C51 single chip microcomputer is externally connected with the reset circuit, the crystal oscillator circuit and the LCD.

The fan blades, the fixing seat, the rotary disc, the fixing plate and the rotary buckle are subjected to seawater corrosion prevention treatment.

The bearing is an underwater bearing.

The device has the beneficial effects that when the device is placed under water, the fan blades rotate under the impact of seawater, so that the rotating disc at the tail end is driven to rotate, and the flow velocity of seawater at different depths can be measured through the rotating speeds of the fan blades at different positions and depths; the fan blades, the fixed seat, the rotary disc, the fixed plate and the rotary buckle are subjected to seawater corrosion prevention treatment, so that the service life can be prolonged; the bearing is the bearing under water, can increase of service life.

Drawings

FIG. 1 is a schematic view of the connection of the blade portion of the present invention

FIG. 2 is a schematic diagram of the present invention without a single-chip controller

FIG. 3 is another angle view of the present invention without a single chip controller

FIG. 4 is a partial schematic view of the present invention

FIG. 5 is a schematic structural diagram of a single chip computer controller according to the present invention

FIG. 6 is a schematic view of the fixing plate of the present invention

FIG. 7 is a schematic view of the structure of the rotating buckle of the present invention

FIG. 8 is a schematic structural diagram of the present invention

In the figure, the device comprises a base 1, fan blades 2, a bearing 3, a fixed seat 4, a rotary table 5, a fixed plate 6, a rotary buckle 7, a photosensitive resistor 8, an LED 9 and a single chip microcomputer controller.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

The utility model provides a sea water velocity of flow measuring device, is by flabellum 1, bearing 2, fixing base 3, carousel 4, fixed plate 5, rotatory 6, photo resistance 7, LED8 and the single chip microcomputer controller 9 of detaining, 1 externally mounted of flabellum have bearing 2, bearing 2 fixed mounting is inside fixing base 3, the afterbody fixed mounting of flabellum 1 has

carousel

4, 4 open on the surface of carousel have the through-hole, 3 fixed mounting of fixing base is inside fixed plate 5, the rotatory 6 of detaining is installed at 5 tops of fixed plate, single chip microcomputer controller 9 installs in 5 outsides of fixed plate, inboard photo resistance 7 of installation of 5 extrusions of fixed plate and LED8, photo resistance 7 and LED 8's wire passes from 5 insides of fixed plate, is connected with single chip microcomputer controller 9, seals between wire and the.

The photoresistor 7 and the LED8 are arranged at the same height, and when the through hole on the surface of the turntable 4 passes through the middle of the photoresistor 7 and the LED8, the light emitted by the LED8 can be received by the photoresistor 7.

The single chip microcomputer controller 9 comprises an 80C51 single chip microcomputer, an LCD, a crystal oscillator circuit and a reset circuit, and the 80C51 single chip microcomputer is externally connected with the reset circuit, the crystal oscillator circuit and the LCD.

The fan blade 1, the fixed seat 3, the rotary table 4, the fixed plate 5 and the rotary buckle 6 are subjected to seawater corrosion prevention treatment.

The bearing 2 is an underwater bearing.

The wire used in this application is a waterproof cable. When the device is used, the fixing plate 5 is placed under water, the singlechip controller 9 is powered and placed on a ship to be controlled by an operator, the fan blade 1 rotates under the impact of seawater, the higher the flow rate of the seawater is, the faster the fan blade rotates, the fan blade 1 drives the rotary disc 4 at the tail to rotate, a through hole is formed in the surface of the rotary disc 4, when the through hole passes through the middle of the photosensitive resistor 7 and the LED8, the photosensitive resistor 7 receives light of the LED8, the resistance value is rapidly reduced, a pin connected with the photosensitive resistor 7 receives a high level, the singlechip controller 9 records a pulse, the faster the fan blade 1 rotates, the more the pulse number is obtained in a certain time period, the rotating speed can be determined, and the seawater flow rate can be obtained according to the relation between the flow rate. Through setting up a plurality of flabellum 1, can obtain the velocity of flow of different degree of depth sea water, the velocity of flow is through LCD display.

It will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in the embodiments described above without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims.

Claims

1. The utility model provides a sea water velocity of flow measuring device, is by flabellum, bearing, fixing base, carousel, fixed plate, rotatory knot, photo resistance, LED and single chip controller constitute, its characterized in that: flabellum externally mounted have the bearing, bearing fixed mounting is inside the fixing base, the afterbody fixed mounting of flabellum has the carousel, open on the carousel surface has the through-hole, fixing base fixed mounting is inside the fixed plate, the rotation is detained at the fixed plate top, single chip microcomputer controller installs in the fixed plate outside, fixed plate extension inboard installation photo resistance and LED, photo resistance and LED's wire passes from the fixed plate is inside, is connected with single chip microcomputer controller, seals between wire and the fixed plate.

2. A seawater flow velocity measuring apparatus as claimed in claim 1, wherein: the photoresistor and the LED are arranged at the same height, and when the through hole on the surface of the turntable passes through the middle of the photoresistor and the LED, light emitted by the LED is received by the photoresistor.

3. A seawater flow velocity measuring apparatus as claimed in claim 2, wherein: the single chip microcomputer controller comprises an 80C51 single chip microcomputer, an LCD and a reset circuit, and the 80C51 single chip microcomputer is externally connected with the reset circuit, the crystal oscillator circuit and the LCD.

4. A seawater flow velocity measuring apparatus as claimed in claim 3, wherein: the fan blades, the fixing seat, the rotary disc, the fixing plate and the rotary buckle are subjected to seawater corrosion prevention treatment.

5. A seawater flow velocity measuring apparatus as claimed in claim 4, wherein: the bearing is an underwater bearing.