CN108122458A - A kind of survey sound metal ball low speed enters water automatic release device - Google Patents
A kind of survey sound metal ball low speed enters water automatic release device Download PDFInfo
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- CN108122458A CN108122458A CN201711446910.2A CN201711446910A CN108122458A CN 108122458 A CN108122458 A CN 108122458A CN 201711446910 A CN201711446910 A CN 201711446910A CN 108122458 A CN108122458 A CN 108122458A
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- bar
- electromagnet
- metal ball
- low speed
- precipitating
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B23/00—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes
- G09B23/06—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics
- G09B23/14—Models for scientific, medical, or mathematical purposes, e.g. full-sized devices for demonstration purposes for physics for acoustics
Abstract
The present invention relates to a kind of survey sound metal ball low speed to enter water automatic release device, mainly includes release altitude regulating system, immersion angle degree regulating system, the controllable jettison system of electromagnetic force；The release altitude regulating system includes deployable exacerbation pedestal, the telescopic pillar of three segment length；The immersion angle degree regulating system includes precipitating bar outer tube, stretches and precipitate bar inner tube and precipitate bar angle demodulator, and the bar angle demodulator of precipitating is connected with Level Change system；The controllable jettison system of electromagnetic force mainly includes a wooden electromagnet apparatus slot and one piece of strong electromagnet, and magnet control electrified wire is connected on electromagnet normal open button switch.The present invention is easy to operate, and experimental cost is low, and testing efficiency is high, and the measurement of the underwater sound is entered available for low speed metal ball, and the characteristic that the underwater sound is entered to research low speed plays an important role, it can be achieved that different height, the metal ball of different quality are launched with different angle into water.
Description
Technical field
The present invention relates to a kind of metal ball low speed to enter water delivery device, is controlled in especially a kind of non-anechoic tank, in laboratory
Low speed metal ball enters the delivery device of water.
Background technology
In physical acoustics experiment, it is of crucial importance that having researched and analysed for the underwater transient signal into water generation is dropped object
Meaning, if it is possible to identify the signal earlier, then can timely defend the attack of drop target.Object enters the underwater sound
It is a kind of very important transient signal, has important practical significance for researching and analysing for such transient signal.
According to the size of object digging water speed, object, which enters the underwater sound, can be divided into that low speed object enters the underwater sound and high-speed object enters water
Sound, wherein, low speed object strikes waters intensity and incidence angle and dimension of object has relation.Though the country has carried out low speed and has entered grinding for the underwater sound
Study carefully, but lack the automatic release device that metal ball enters the underwater sound.In carrying out metal ball and entering water experiment, if launched using artificial,
It can not ensure that metal ball reaches target state, and due to human factor, launch the error that can be deposited in height every time.
The content of the invention
It is an object of the invention to provide a kind of survey sound metal ball low speed to enter water automatic release device, to realize metal ball
Low speed enters the laboratory measurement of the underwater sound.
For achieving the above object, the technical solution adopted in the present invention is：A kind of survey sound metal ball low speed enters water
Automatic release device, mainly by being formed with lower part：Release altitude regulating system, immersion angle degree regulating system and electromagnetic force are controllable
Jettison system；The release altitude regulating system include it is deployable exacerbation pedestal, lower Hollow Pillar, B-C post expansion and cotraction regulator,
Scalable middle Hollow Pillar, upper supporting column expansion and cotraction regulator, scalable upper supporting column；The immersion angle degree regulating system includes precipitating
Bar precipitates bar angle demodulator and precipitates bar inner tube telescopic adjustment bolt, and the bar of precipitating includes precipitating bar outer tube and scalable
Bar inner tube is precipitated, the bar angle demodulator of precipitating is connected with release altitude regulating system；The controllable jettison system of electromagnetic force
It is pressed including wooden electromagnet apparatus slot, electromagnet, magnet control electrified wire, metallic channel I, metallic channel II, electromagnet normal open
Button switch, magnet control electrified wire are connected on electromagnet normal open button switch；Deployable exacerbation pedestal hollow branch under
Column connects, and B-C post expansion and cotraction regulator, upper supporting column expansion and cotraction regulator are equipped between lower Hollow Pillar and scalable middle Hollow Pillar
Between scalable middle Hollow Pillar and scalable upper supporting column, scalable upper supporting column and precipitate between bar outer tube by precipitating bar angle
Spend adjuster connection, precipitate bar outer tube and it is scalable precipitate between bar inner tube to set precipitate bar inner tube telescopic adjustment bolt, it is scalable
It precipitates bar inner tube and connects wooden electromagnet apparatus slot, electromagnet is placed in wooden electromagnet apparatus slot, and magnet control energization is led
Line passes through metallic channel and metallic channel, is connected on electromagnet normal open button switch.
A kind of above-mentioned survey sound metal ball low speed enters water automatic release device, by adjusting expansion and cotraction regulator and angle everywhere
Adjuster is spent, the adjustable extent for launching post setting height is 1~5m.
A kind of above-mentioned survey sound metal ball low speed enters water automatic release device, and the extensible length range of bar of precipitating is
0~1m, the angular range of precipitating for precipitating bar is 0~90 °.
A kind of above-mentioned survey sound metal ball low speed enters water automatic release device, described to press electric shock magnet normal open button switch
It for normally closed switch, is powered after energization for electromagnet, keeps magnetic force, weight can be held as the metal ball within 2.5kg；Press electromagnetism
Iron normal open button, at this time electromagnet instant cut-off, magnetic force disappear, and metal ball is freely landed from delivery device, so as to complete gold
Belong to the dispensing of ball.
Compared to the prior art, remarkable advantage of the invention and advantageous effect are：
The present invention is easy to operate, and experimental cost is low, and testing efficiency is high, and the measurement of the underwater sound is entered available for low speed metal ball, right
The characteristic that research low speed enters the underwater sound plays an important role, it can be achieved that different height, the metal ball of different quality are launched with different angle
Enter water.
Description of the drawings
The present invention is further described with reference to the accompanying drawings and examples.
Fig. 1 is apparatus of the present invention structure diagram；
Fig. 2 is that metal ball enters underwater acoustic measurement system schematic in non-anechoic tank,.
1. exacerbation pedestal in figure, 2. times Hollow Pillars, 3. B-C post expansion and cotraction regulators, 4. scalable middle Hollow Pillars, 5.
Upper supporting column expansion and cotraction regulator, 6. scalable upper supporting columns, 7. precipitate bar outer tube, and 8. precipitate bar angle demodulator, and 9. precipitate bar inner tube
Telescopic adjustment bolt, 10. scalable precipitate bar inner tube, 11. wooden electromagnet apparatus slots, 12. electromagnet, 13. magnet controls
Electrified wire, 14. metallic channel I, 15. metallic channel II, 16. electromagnet normal open button switches, 17. delivery devices, 18. non-noise elimination water
Pond, 19. blanket nets, 20. hydrophone arrays, 21.PULSE, 22. computers.
Specific embodiment
For those skilled in the art is made to be better understood from technical scheme, below in conjunction with the accompanying drawings and specific embodiment party
Formula elaborates to the present invention.
A kind of survey sound metal ball low speed enters water automatic release device, mainly by being formed with lower part：Release altitude is adjusted
System, immersion angle degree regulating system and the controllable jettison system of electromagnetic force；The release altitude regulating system include aggravate pedestal 1,
Lower Hollow Pillar 2, B-C post expansion and cotraction regulator 3, scalable middle Hollow Pillar 4, upper supporting column expansion and cotraction regulator 5, scalable upper branch
Column 6；The immersion angle degree regulating system includes precipitating bar, precipitate bar angle demodulator 8 and precipitating bar inner tube telescopic adjustment bolt
9, it is described precipitate bar include precipitating bar outer tube 7 and it is scalable precipitate bar inner tube 10, it is described that precipitate bar angle demodulator 8 high with launching
Spend regulating system connection；The controllable jettison system of electromagnetic force includes wooden electromagnet apparatus slot 11, electromagnet 12, electromagnet control
Electrified wire 13 processed, metallic channel I 14, metallic channel II 15, electromagnet normal open button switch 16, magnet control electrified wire 13
It is connected on electromagnet normal open button switch 16.
Water delivery device is entered with low speed metal ball in the non-anechoic tank, 18 in Harbin Engineering University's underwater acoustic technology laboratory
Exemplified by condition, non-18 long 15m of anechoic tank, wide 9.3m, the water surface is away from the high 6m of bottom of pond, 20 DEG C of water temperature, velocity of sound 1485m/s in water.Newly
The electromagnet 12 used in type low speed metal ball delivery device can hold for microminiature electromagnet P20/15, operating voltage 24V
Weight is the metal ball within 2.5kg.Connection, adjustment and the dispensing step of low speed metal ball delivery device of the present invention are such as
Under：
(1) connection of low speed metal ball delivery device is as follows：It aggravates pedestal 1 to be connected with lower Hollow Pillar 2, lower Hollow Pillar
B-C post expansion and cotraction regulator 3, scalable middle Hollow Pillar 4 and scalable upper supporting column are equipped between 2 and scalable middle Hollow Pillar 4
Upper supporting column expansion and cotraction regulator 5 is equipped between 6, scalable upper supporting column 6 and is precipitated between bar outer tube 7 by precipitating bar angle demodulator 8
Connection, precipitate bar outer tube 7 and it is scalable precipitate to be equipped between bar inner tube 10 precipitate bar inner tube telescopic adjustment bolt 9, scalable throwing
Fall bar inner tube 10 and connect wooden electromagnet apparatus slot 11, electromagnet 12 is placed in wooden electromagnet apparatus slot 11, magnet control
Electrified wire 13 is connected to by metallic channel I 14 and metallic channel II 15 on electromagnet normal open button switch 16.
(2) object height of metal ball and angle adjustment：It can ensure delivery device after launching the expansion of frame base support
Stability, by adjusting expansion and cotraction regulator and angle demodulator everywhere, launching post setting height can be adjusted in 1~5m, and be thrown
Fall bar maximum extensible length 1m, immersion angle degree α can be adjusted in the range of 0~90 °.
(3) it is as follows to launch step for the fixed point constant speed of metal ball：Delivery device is adjusted to object height and angle, presses electricity
Magnet normal open button switch 16,12 instant cut-off of electromagnet, does not generate magnetic force at this time, and metal ball is freely dropped from delivery device 17
Fall, so as to complete the dispensing of metal ball.When 12 normal open button 16 of electromagnet rebounds automatically, electromagnet 12, which continues to be powered, generates magnetic
Power waits triggering power-off next time.Metal ball is fallen into non-anechoic tank, 18, and the hydrophone array 20 of underwater is collected into metal
The Water wave impact signal triggered after ball is overboard, is transferred to computer 22 after signal is handled by PULSE 21.
Above example is only exemplary embodiment of the present invention, is not used in the limitation present invention, protection scope of the present invention
It is defined by the claims.Those skilled in the art can make the present invention respectively in the essence and protection domain of the present invention
Kind modification or equivalent substitution, this modification or equivalent substitution also should be regarded as being within the scope of the present invention.
Claims (4)
1. a kind of survey sound metal ball low speed enters water automatic release device, which is characterized in that mainly includes release altitude and adjusts system
System, immersion angle degree regulating system and the controllable jettison system of electromagnetic force；The release altitude regulating system include aggravate pedestal (1),
Lower Hollow Pillar (2), B-C post expansion and cotraction regulator (3), scalable middle Hollow Pillar (4), upper supporting column expansion and cotraction regulator (5), can
Flexible upper supporting column (6)；The immersion angle degree regulating system includes precipitating bar, precipitate bar angle demodulator (8) and precipitating bar inner tube
Telescopic adjustment bolt (9), it is described precipitate bar include precipitating bar outer tube (7) and it is scalable precipitate bar inner tube (10), it is described to precipitate bar
Angle demodulator (8) is connected with release altitude regulating system；The controllable jettison system of electromagnetic force includes wooden electromagnet apparatus
Slot (11), electromagnet (12), magnet control electrified wire (13), metallic channel I (14), metallic channel II (15), electromagnet normal open
Button switch (16), magnet control electrified wire (13) are connected on electromagnet normal open button switch (16)；Aggravate pedestal (1)
It is connected with lower Hollow Pillar (2), B-C post telescopic adjustment is equipped between lower Hollow Pillar (2) and scalable middle Hollow Pillar (4)
Device (3), upper supporting column expansion and cotraction regulator (5) are scalable between scalable middle Hollow Pillar (4) and scalable upper supporting column (6)
It upper supporting column (6) and precipitates between bar outer tube (7) by precipitating bar angle demodulator (8) connection, precipitates bar outer tube (7) and scalable throwing
Fall to set between bar inner tube (10) and precipitate bar inner tube telescopic adjustment bolt (9), scalable bar inner tube (10) of precipitating connects wooden electromagnetism
Iron device slot (11), electromagnet (12) are placed in wooden electromagnet apparatus slot (11), and magnet control electrified wire (13) passes through
Metallic channel I (14) and metallic channel II (15), is connected on electromagnet normal open button switch (16).
2. a kind of survey sound metal ball low speed according to claim 1 enters water automatic release device, which is characterized in that passes through
Expansion and cotraction regulator and angle demodulator everywhere are adjusted, the adjustable extent for launching post setting height is 1~5m.
3. a kind of survey sound metal ball low speed according to claim 1 enters water automatic release device, which is characterized in that described
The extensible length range of bar is precipitated as 0~1m, the angular range of precipitating for precipitating bar is 0~90 °.
4. a kind of survey sound metal ball low speed according to claim 1 enters water automatic release device, which is characterized in that described
Electromagnet normal open button switch (16) is normally closed switch, is powered after energization for electromagnet (12), keeps magnetic force, can hold weight is
Metal ball within 2.5kg；The button of lower electromagnet Live switch (16) is pressed, electromagnet (12) instant cut-off, magnetic force disappear at this time
It loses, metal ball is freely landed from delivery device, so as to complete the dispensing of metal ball.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711446910.2A CN108122458A (en) | 2017-12-27 | 2017-12-27 | A kind of survey sound metal ball low speed enters water automatic release device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711446910.2A CN108122458A (en) | 2017-12-27 | 2017-12-27 | A kind of survey sound metal ball low speed enters water automatic release device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108122458A true CN108122458A (en) | 2018-06-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201711446910.2A Pending CN108122458A (en) | 2017-12-27 | 2017-12-27 | A kind of survey sound metal ball low speed enters water automatic release device |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150300933A1 (en) * | 2014-04-22 | 2015-10-22 | U.S.A. As Represented By The Administrator Of The National Aeronautics And Space Administration | Impact tester device |
| CN105334019A (en) * | 2015-11-11 | 2016-02-17 | 哈尔滨工程大学 | Multi-angle object water entry and wave-making motion experimental device |
| CN205483479U (en) * | 2016-03-09 | 2016-08-17 | 武汉理工大学 | A pylon for hydrodynamics collision test that entries |
| CN106124159A (en) * | 2016-06-16 | 2016-11-16 | 哈尔滨工程大学 | A kind of multi-functional joining WTO effect experiment delivery device |
| CN106323590A (en) * | 2016-08-22 | 2017-01-11 | 浙江大学 | Experiment device for stable multi-angle entering-into-water of object |
| CN106353066A (en) * | 2016-08-22 | 2017-01-25 | 浙江大学 | Device for stable, high-speed and variable-angle water entry experiment of rotating body |
-
2017
- 2017-12-27 CN CN201711446910.2A patent/CN108122458A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150300933A1 (en) * | 2014-04-22 | 2015-10-22 | U.S.A. As Represented By The Administrator Of The National Aeronautics And Space Administration | Impact tester device |
| CN105334019A (en) * | 2015-11-11 | 2016-02-17 | 哈尔滨工程大学 | Multi-angle object water entry and wave-making motion experimental device |
| CN205483479U (en) * | 2016-03-09 | 2016-08-17 | 武汉理工大学 | A pylon for hydrodynamics collision test that entries |
| CN106124159A (en) * | 2016-06-16 | 2016-11-16 | 哈尔滨工程大学 | A kind of multi-functional joining WTO effect experiment delivery device |
| CN106323590A (en) * | 2016-08-22 | 2017-01-11 | 浙江大学 | Experiment device for stable multi-angle entering-into-water of object |
| CN106353066A (en) * | 2016-08-22 | 2017-01-25 | 浙江大学 | Device for stable, high-speed and variable-angle water entry experiment of rotating body |
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Application publication date: 20180605 |
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