CN110375827B - Dynamic water level detector based on sound wave attenuation change - Google Patents
Dynamic water level detector based on sound wave attenuation change Download PDFInfo
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- CN110375827B CN110375827B CN201910661139.3A CN201910661139A CN110375827B CN 110375827 B CN110375827 B CN 110375827B CN 201910661139 A CN201910661139 A CN 201910661139A CN 110375827 B CN110375827 B CN 110375827B
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- sound wave
- wave attenuation
- signal converter
- water level
- swing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
- G01F23/22—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water
- G01F23/28—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by measuring physical variables, other than linear dimensions, pressure or weight, dependent on the level to be measured, e.g. by difference of heat transfer of steam or water by measuring the variations of parameters of electromagnetic or acoustic waves applied directly to the liquid or fluent solid material
- G01F23/296—Acoustic waves
- G01F23/2965—Measuring attenuation of transmitted waves
Abstract
The invention discloses a dynamic water level detector based on sound wave attenuation change, which structurally comprises a signal converter, a signal emitter, a digital display screen, a sound wave attenuation detection device and an embedded protective tube, wherein the signal converter is of a cylindrical structure, the signal emitter is arranged above the signal converter and is electrically connected with the signal converter, the digital display screen is embedded in the front surface of the signal converter, and the sound wave attenuation detection device is arranged below the signal converter and is electrically connected with the signal converter. The invention detects the water level, especially the dynamic water level in real time by the sound wave attenuation detection device and the principle that the water level changes by the sound wave attenuation by utilizing the height of the water level, can detect the water level more quickly and accurately because of the reflected wave of the material, is less influenced by the external conditions during the detection, and is suitable for the water level detection under various conditions.
Description
Technical Field
The invention relates to the technical field of water level detection, in particular to a dynamic water level detector based on sound wave attenuation change.
Background
The water level detector is an instrument capable of converting a water level parameter of a measured point into a corresponding electric quantity signal, plays an important role in daily life and production, but the water level detector in the prior art has the following defects:
when the water level detector in the prior art is used for detecting the water level, the influence of external conditions is large, for example, the photoelectric water level detector has high requirements on water quality, a detection result is influenced by the transparency of water, the floating ball type water level detector is inaccurate in data due to shifting of water, and the like, so that the water level detector which is not influenced by the external conditions is urgently needed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a dynamic water level detector based on sound wave attenuation change, so as to solve the defects that the water level detector in the prior art is greatly influenced by external conditions when used for detecting the water level, for example, a photoelectric water level detector has high requirements on water quality, a detection result is influenced by the transparency of water, a floating ball type water level detector is inaccurate in data due to shifting of water, and the like.
In order to achieve the purpose, the invention is realized by the following technical scheme:
a dynamic water level detector based on sound wave attenuation change structurally comprises a signal converter, a signal emitter, a digital display screen, a sound wave attenuation detection device and an embedded protective tube, wherein the signal converter is of a cylindrical structure, the signal emitter is arranged above the signal converter and is electrically connected with the signal converter, the digital display screen is embedded in the front surface of the signal converter, the sound wave attenuation detection device is arranged below the signal converter and is electrically connected with the signal converter, and the embedded protective tube is vertically arranged below the sound wave attenuation detection device and is in through connection through electric welding;
sound wave decay detection device is beaten mechanism, sound wave attenuation structure, sound wave receiving arrangement by waterproof shell, intermittent type formula actuating mechanism, swing and is constituteed, waterproof shell upper portion is the rectangle structure, waterproof shell lower part is circular structure, the inside top of waterproof shell is located to intermittent type formula actuating mechanism, the swing is beaten the mechanism and is located under the intermittent type formula actuating mechanism, the sound wave attenuation structure is located the swing and is beaten the mechanism below and run through in embedding protection intraduct, sound wave receiving arrangement locates sound wave attenuation structure both sides top.
As a further scheme of the invention, the intermittent driving mechanism comprises a rotating shaft, a central disc, a rotating ring, a connecting rod and a toggle column, wherein the rotating shaft is vertically arranged above the middle inside the waterproof shell, the lower end of the rotating shaft is vertically connected with the central disc through electric welding, the rotating ring is arranged on the periphery of the central disc and is connected with the central disc through the connecting rod, and the toggle column is arranged on the connecting rod.
As a further scheme of the invention, the toggle column is vertically arranged below the outer end of one of the connecting rods and is vertically connected through electric welding.
The swing striking mechanism comprises a swing fulcrum shaft, a connecting shaft, a poking plate, a swing rod and a striking ball, wherein the swing fulcrum shaft is arranged in the front-back direction, the connecting shaft penetrates through the center of the swing fulcrum shaft and is welded with the front inner wall and the rear inner wall of the waterproof shell, the poking plate is vertically arranged above the swing fulcrum shaft and is fixedly connected with the swing fulcrum shaft through electric welding, the swing rod is arranged below the swing fulcrum shaft, the upper end of the swing rod is vertically connected with the swing fulcrum shaft through electric welding, and the lower end of the swing rod is connected with the striking ball.
In a further aspect of the present invention, the upper portion of the toggle plate and the lower end of the toggle column overlap each other, and the toggle plate and the toggle column overlap each other when the angle of inclination of the toggle plate is 60 degrees.
As a further scheme of the invention, the sound wave attenuation structure is composed of stress bulges, an arc-shaped structure and an embedded structure, wherein the stress bulges are arranged at two ends of the arc-shaped structure and are in an integrated molding structure, and the embedded structure is vertically arranged below the arc-shaped structure and is in an integrated molding structure.
In a further aspect of the present invention, the embedded structure is disposed inside the embedded protection tube, and the outer surface of the embedded protection tube is uniformly disposed in the through hole at equal intervals.
Advantageous effects of the invention
Compared with the traditional water level detector, the invention detects the water level, especially the dynamic water level in real time by the sound wave attenuation detection device and by utilizing the principle that the water level changes by the attenuation of the sound wave, can detect the water level more quickly and accurately because of being based on the material reflected wave, is less influenced by external conditions during detection, and is suitable for detecting the water level under various conditions;
the invention provides a driving force for beating by rotating the intermittent driving mechanism and stirring and swinging the beating mechanism regularly in a left-right intermittent manner;
the sound wave attenuation structure is intermittently struck by left and right swinging through the swinging striking mechanism, and is vibrated by collision to make sound;
the invention detects the water level by the sound wave attenuation structure and the law that sound waves emitted by materials are attenuated to different degrees by different water levels, and the water level is higher and less influenced by external conditions because the water level is based on the reflected waves of the materials.
Drawings
Other features, objects and advantages of the invention will become more apparent from a reading of the detailed description of non-limiting embodiments with reference to the attached drawings.
In the drawings:
fig. 1 is a schematic structural view of a dynamic water level detector based on sound wave attenuation change according to the present invention.
Fig. 2 is a plan view showing the structure of an acoustic wave attenuation detecting apparatus according to the present invention.
Fig. 3 is a top view of an intermittent drive mechanism according to the present invention.
Fig. 4 is a side view showing the structure of an acoustic wave attenuation detecting apparatus according to the present invention.
In the figure: the sound wave attenuation detection device comprises a signal converter 1, a signal emitter 2, a digital display screen 3, a sound wave attenuation detection device 4, an embedded protection tube 5, a waterproof shell 41, an intermittent driving mechanism 42, a swing striking mechanism 43, a sound wave attenuation structure 44, a sound wave receiving device 45, a rotating shaft 421, a central disc 422, a rotating ring 423, a connecting rod 424, a toggle column 425, a swing fulcrum shaft 431, a connecting shaft 432, a toggle plate 433, a swing rod 434, a striking ball 435, a stress bulge 441, an arc-shaped structure 442 and an embedded structure 443.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
As shown in fig. 1-4, the present invention provides a technical solution of a dynamic water level detector based on sound wave attenuation change:
a dynamic water level detector based on sound wave attenuation change structurally comprises a signal converter 1, a signal emitter 2, a digital display screen 3, a sound wave attenuation detection device 4 and an embedded protective tube 5, wherein the signal converter 1 is of a cylindrical structure, the signal emitter 2 is arranged above the signal converter 1 and is electrically connected with the signal converter 1, the digital display screen 3 is embedded in the front surface of the signal converter 1, the sound wave attenuation detection device 4 is arranged below the signal converter 1 and is electrically connected with the signal converter 1, and the embedded protective tube 5 is vertically arranged below the sound wave attenuation detection device 4 and is in through connection through electric welding;
sound wave decay detection device 4 is hit mechanism 43, sound wave decay structure 44, sound wave receiving arrangement 45 by waterproof shell 41, intermittent type formula actuating mechanism 42, swing and is constituteed, waterproof shell 41 upper portion is the rectangle structure, waterproof shell 41 lower part is circular structure, intermittent type formula actuating mechanism 42 is located the inside top of waterproof shell 41, swing is hit mechanism 43 and is located under intermittent type formula actuating mechanism 42, sound wave decay structure 44 is located the swing and is hit mechanism 43 below and run through inside embedding protective tube 5, sound wave receiving arrangement 45 is located sound wave decay structure 44 both sides top.
The intermittent driving mechanism 42 is composed of a rotating shaft 421, a central disc 422, a rotating ring 423, a connecting rod 424 and a toggle column 425, wherein the rotating shaft 421 is vertically arranged above the middle inside the waterproof housing 41, the lower end of the rotating shaft 421 is vertically connected with the central disc 422 through electric welding, the rotating ring 423 is arranged on the periphery of the central disc 422 and is connected with the connecting rod 424, and the toggle column 425 is arranged on the connecting rod 424.
The toggle column 425 is vertically arranged below the middle outer end of one of the connecting rods 424 and is vertically connected through electric welding.
The swing striking mechanism 43 is composed of a swing fulcrum shaft 431, a connecting shaft 432, a poking plate 433, a swing rod 434 and a striking ball 435, wherein the swing fulcrum shaft 431 is arranged in the front-back direction, the connecting shaft 432 penetrates through the center of the swing fulcrum shaft 431 and is welded with the front inner wall and the rear inner wall of the waterproof shell 41, the poking plate 433 is vertically arranged above the swing fulcrum shaft 431 and is fixedly connected through electric welding, the swing rod 434 is arranged below the swing fulcrum shaft 431, the upper end of the swing rod 434 is vertically connected with the swing fulcrum shaft 431 through the electric welding, and the lower end of the swing rod 434 is connected with the striking ball 435.
The upper part of the toggle plate 433 is overlapped and staggered with the lower end of the toggle column 425, and when the tilt angle of the toggle plate 433 is 60 degrees, the toggle plate 433 is overlapped with the toggle column 425.
The sound wave attenuation structure 44 is composed of a stress protrusion 441, an arc-shaped structure 442, and an embedded structure 443, wherein the stress protrusion 441 is disposed at two ends of the arc-shaped structure 442 and is an integrally formed structure, and the embedded structure 443 is vertically disposed below the arc-shaped structure 442 and is an integrally formed structure.
The embedded structure 443 is arranged inside the embedded protection tube 5, and the outer surface of the embedded protection tube 5 is uniformly arranged in the through hole at equal intervals.
The working principle of the invention is as follows: a circuit is connected for an instrument, the instrument is started to work, firstly, a driving device in a signal converter 1 can drive a rotating ring 423 to rotate a central disc 422 through a rotating shaft 421, the central disc 422 drives the rotating ring 423 to rotate through a connecting rod 424, meanwhile, a poking column 425 connected with the connecting rod 424 rotates along with the rotating ring, a poking plate 433 below the central disc is poked, the poking column 425 pokes the poking plate 433 towards the right side through a lever principle, at the moment, a swinging rod 434 drives a batting ball 435 to swing towards the left side, the batting ball is beated to a left stressed bulge 441, vibration is transmitted to an embedded structure 443 along an arc structure 442 and then transmitted back, and finally the vibration is received by a sound wave receiving device 45, signal conversion is carried out through the signal converter 1, corresponding data is displayed through a digital display screen 3, and remote transmission is carried; then, because the poking plate 433 is inclined and separated from the poking column 425, the poking plate 433 continuously rotates, the poking column 425 returns to the original position until the poking column 425 rotates to the rear side of the poking plate 433 and pokes the poking plate to incline leftwards, at the moment, the swinging rod 434 drives the hitting ball 435 to swing rightwards and hit the right stressed bulge 441, and sound wave signals are generated, converted and transmitted in the same way, so that the real-time water level is detected circularly.
The invention solves the problem that the water level detector in the prior art is greatly influenced by external conditions when detecting the water level, for example, a photoelectric water level detector has higher requirement on water quality, the detection result can be influenced by the transparency of water, the floating ball type water level detector can cause data inaccuracy due to the shifting of water, and the like, so that a water level detector which is not influenced by the external conditions is urgently needed; through the provided intermittent driving mechanism, the striking mechanism is rotated to regularly poke and swing in a left-right intermittent manner, so that striking driving force is provided for the striking mechanism; through the arranged swinging impact mechanism, the sound wave attenuation structure is intermittently impacted through left-right swinging, and the sound wave attenuation structure is vibrated by utilizing collision to make sound; through the sound wave attenuation structure who is equipped with, utilize different water levels to cause the law of different degree attenuations to the sound wave that the material sent, detect the water level height, it is based on the material back wave, so speed is very fast, and receives external condition influence less.
While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (1)
1. The utility model provides a developments water level detector based on sound wave attenuation changes, its structure includes signal conversion body (1), signal transmitter (2), digital display screen (3), sound wave attenuation detection device (4), embedding protecting tube (5), its characterized in that:
the signal converter (1) is of a cylindrical structure, the signal emitter (2) is arranged above the signal converter (1) and is electrically connected with the signal converter, the digital display screen (3) is embedded in the front surface of the signal converter (1), the sound wave attenuation detection device (4) is arranged below the signal converter (1) and is electrically connected with the signal converter, and the embedded protective tube (5) is vertically arranged below the sound wave attenuation detection device (4) and is in through connection with the signal converter through electric welding;
the sound wave attenuation detection device (4) is composed of a waterproof shell (41), an intermittent driving mechanism (42), a swinging beating mechanism (43), a sound wave attenuation structure (44) and a sound wave receiving device (45), wherein the intermittent driving mechanism (42) is arranged above the inner part of the waterproof shell (41), the swinging beating mechanism (43) is arranged right below the intermittent driving mechanism (42), the sound wave attenuation structure (44) is arranged below the swinging beating mechanism (43) and penetrates through the inner part of the embedded protective tube (5), and the sound wave receiving device (45) is arranged above two sides of the sound wave attenuation structure (44);
the intermittent driving mechanism (42) is composed of a rotating shaft (421), a central disc (422), a rotating ring (423), a connecting rod (424) and a toggle column (425), the rotating shaft (421) is arranged above the middle inside the waterproof shell (41), the lower end of the rotating shaft (421) is vertically connected with the central disc (422) through electric welding, the rotating ring (423) is arranged on the periphery of the central disc (422) and connected with the central disc through the connecting rod (424), and the toggle column (425) is arranged on the connecting rod (424);
the swing striking mechanism (43) comprises a swing fulcrum shaft (431), a connecting shaft (432), a poking plate (433), a swing rod (434) and a striking ball (435), wherein the swing fulcrum shaft (431) is arranged in the front-back direction, the connecting shaft (432) penetrates through the center of the swing fulcrum shaft (431) and is welded with the front inner wall and the rear inner wall of the waterproof shell (41), the poking plate (433) is vertically arranged above the swing fulcrum shaft (431) and is fixedly connected with the swing fulcrum shaft through electric welding, the swing rod (434) is arranged below the swing fulcrum shaft (431), the upper end of the swing rod is vertically connected with the swing fulcrum shaft (431) through electric welding, and the lower end of the swing rod (434) is connected with the striking ball (435);
the sound wave attenuation structure (44) is composed of stress protrusions (441), an arc-shaped structure (442) and an embedded structure (443), wherein the stress protrusions (441) are arranged at two ends of the arc-shaped structure (442) and are of an integrated forming structure, and the embedded structure (443) is vertically arranged below the arc-shaped structure (442) and is of an integrated forming structure.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910661139.3A CN110375827B (en) | 2019-07-22 | 2019-07-22 | Dynamic water level detector based on sound wave attenuation change |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910661139.3A CN110375827B (en) | 2019-07-22 | 2019-07-22 | Dynamic water level detector based on sound wave attenuation change |
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| CN110375827A CN110375827A (en) | 2019-10-25 |
| CN110375827B true CN110375827B (en) | 2020-08-04 |
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| CN111412962B (en) * | 2020-04-15 | 2021-09-28 | 江苏鑫亚达仪表制造有限公司 | High-precision water level measuring device of water level meter |
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| US4601200A (en) * | 1982-06-07 | 1986-07-22 | Elektriciteit Voor Goederenbehandeling Marine En Industrie, In Het Verkort: "Egemin", Naamloze Vennootschap | Measuring apparatus |
| CN1346049A (en) * | 2000-09-25 | 2002-04-24 | 海德罗索尼科国际有限公司 | Method and system for sound wave water level measurment |
| CN1749707A (en) * | 2004-08-02 | 2006-03-22 | Vega格里沙贝两合公司 | Self-diagnosis of a vibrating level gauge |
| CN104568066A (en) * | 2013-10-12 | 2015-04-29 | 大连市沙河口区中小微企业服务中心 | Liquid level detection device |
| CN109313061A (en) * | 2016-07-21 | 2019-02-05 | Vega格里沙贝两合公司 | Vibrating sensor and method for optimizing piezoelectric actuator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE102009045667A1 (en) * | 2009-10-14 | 2011-04-21 | Robert Bosch Gmbh | Device for measuring the level in a liquid container |
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- 2019-07-22 CN CN201910661139.3A patent/CN110375827B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4601200A (en) * | 1982-06-07 | 1986-07-22 | Elektriciteit Voor Goederenbehandeling Marine En Industrie, In Het Verkort: "Egemin", Naamloze Vennootschap | Measuring apparatus |
| CN1346049A (en) * | 2000-09-25 | 2002-04-24 | 海德罗索尼科国际有限公司 | Method and system for sound wave water level measurment |
| CN1749707A (en) * | 2004-08-02 | 2006-03-22 | Vega格里沙贝两合公司 | Self-diagnosis of a vibrating level gauge |
| CN104568066A (en) * | 2013-10-12 | 2015-04-29 | 大连市沙河口区中小微企业服务中心 | Liquid level detection device |
| CN109313061A (en) * | 2016-07-21 | 2019-02-05 | Vega格里沙贝两合公司 | Vibrating sensor and method for optimizing piezoelectric actuator |
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Effective date of registration: 20200713 Address after: Room 1110a, building S05, modern mall, Xin'an Town, Xinyi City, Xuzhou City, Jiangsu Province Applicant after: Jiangsu xinyada Instrument Manufacturing Co.,Ltd. Address before: 318017 Zhang'an Yangsi Highway 688, Jiaojiang District, Taizhou City, Zhejiang Province Applicant before: Zhejiang Lanke Fan Co.,Ltd. |
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Effective date of registration: 20210120 Address after: 221400 e-commerce Industrial Park, Xin'an street, Xinbei West Road, Xinyi City, Xuzhou City, Jiangsu Province Patentee after: Xinyi Xinnan Environmental Protection Industry Technology Research Institute Co., Ltd Address before: 221400 1110a (North), building S05, modern mall, Xin'an Town, Xinyi City, Xuzhou City, Jiangsu Province Patentee before: Jiangsu xinyada Instrument Manufacturing Co.,Ltd. |