CN111389696A - Acoustic emission unit body structure - Google Patents
Acoustic emission unit body structure Download PDFInfo
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- CN111389696A CN111389696A CN201910004127.3A CN201910004127A CN111389696A CN 111389696 A CN111389696 A CN 111389696A CN 201910004127 A CN201910004127 A CN 201910004127A CN 111389696 A CN111389696 A CN 111389696A
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- cabin
- pipeline
- emission unit
- acoustic emission
- horn
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B06—GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS IN GENERAL
- B06B—METHODS OR APPARATUS FOR GENERATING OR TRANSMITTING MECHANICAL VIBRATIONS OF INFRASONIC, SONIC, OR ULTRASONIC FREQUENCY, e.g. FOR PERFORMING MECHANICAL WORK IN GENERAL
- B06B1/00—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency
- B06B1/20—Methods or apparatus for generating mechanical vibrations of infrasonic, sonic, or ultrasonic frequency making use of a vibrating fluid
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Abstract
The invention relates to the technical field of strong sound wave application, and discloses a sound emission unit body structure, which comprises the following components in sequence from bottom to top: the fork chamber is internally provided with a fork frame for carrying a fork truck; the pipeline cabin is internally provided with an air inlet pipeline and an air entraining pipeline; the air outlet end of the rotary whistle is communicated with the air inlet end of the first section cylinder, the first air inlet end of the rotary whistle is communicated with the air inlet pipeline, and the second air inlet end of the rotary whistle is communicated with the air guide pipeline; and the sound gathering cabin is internally provided with a second horn intercepting cylinder, and the air inlet end of the second horn intercepting cylinder is communicated with the air outlet end of the first horn intercepting cylinder. The acoustic emission unit body structure provided by the invention has the advantages that the rotary whistle and other corresponding structures are arranged in each cabin, so that the acoustic emission unit body structure can be suitable for a free array and is easy to carry and hoist, the structure is simple, the performance is reliable, and the functions and characteristics of sound gathering, rain prevention, vibration reduction and the like are taken into consideration.
Description
Technical Field
The invention relates to the technical field of strong sound wave application, in particular to a sound emission unit body structure.
Background
In the prior art, the rotary whistle used as a device for sending sound has the characteristics of convenient use, strong reliability and high sound power, the sound power can reach ten thousand watts, the sound pressure level is 145 decibels at a position 10 meters away from a horn mouth, in addition, the rotary whistle can also be used in a high sound intensity laboratory, 159 decibels can be reached in a 28 cubic meter reverberation room, and the rotary whistle can be used for air defense alarm.
The whistles have other applications, for example, the principle of the whistling type sound wave soot blower is that sound waves with certain intensity are sent into space areas where dust can be accumulated in an operating boiler, air and dust in the areas are violently vibrated by using the action of sound field energy, the combination of the dust and a heat exchange surface is prevented and destroyed, and the whistles are in a suspended vulcanization state and are taken away or automatically fall off along with smoke.
However, in the field of the application technology of the strong sound wave, there is still a need for an acoustic emission unit body structure which can be easily carried and hoisted, has a simple structure, reliable performance and safety, has a remote control function, and can be rapidly and freely arrayed into a stronger acoustic emission array, and an acoustic emission array composed of the acoustic emission unit body structure.
Disclosure of Invention
Technical problem to be solved
In view of the above, it is an object of the present invention to provide an acoustic emission unit body structure which is simple in structure, reliable in performance, safe, stable in acoustic emission orientation, easy to carry, and suitable for a free-form array.
(II) technical scheme
In order to solve the above problems, the present invention provides an acoustic emission unit structure, which comprises, from bottom to top: the forklift truck comprises a fork cabin, a fork arm carrier and a lifting mechanism, wherein the fork arm carrier is used for carrying a forklift truck; the pipeline cabin is internally provided with an air inlet pipeline and an air entraining pipeline; the air inlet pipeline is communicated with the air inlet pipeline, and the air outlet pipeline is communicated with the air inlet pipeline; and the sound gathering cabin is internally provided with a second horn intercepting cylinder, and the air inlet end of the second horn intercepting cylinder is communicated with the air outlet end of the first horn intercepting cylinder.
Furthermore, the sound gathering cabin and the equipment cabin are separated through an upper mounting frame, the equipment cabin and the pipeline cabin are separated through a lower mounting frame, and the pipeline cabin and the fork cabin are separated through a bottom frame.
Furthermore, the upper mounting frame is provided with a mounting disc, the second horn section is fixed at the first end of the mounting disc through a flange plate, the first horn section is fixed at the second end of the mounting disc through another flange plate, and the two flanges are matched with the mounting disc to form a fastening structure.
Further, still include: covering a skin; the covering is fixed in a riveting mode and is fixed around the fork cabin, the pipeline cabin, the equipment cabin and the sound gathering cabin through gaskets.
Further, still include: the drain pipe penetrates through the pipeline cabin and the equipment cabin, a water inlet of the drain pipe is formed in the bottom surface of the sound gathering cabin, and a water outlet of the drain pipe is formed in the bottom surface of the fork cabin.
Furthermore, the first horn-cutting tube and the second horn-cutting tube are sequentially arranged in the equipment cabin and the sound gathering cabin in the vertical direction, the distance between the second horn-cutting tube and the top of the sound gathering cabin is 100-500 mm, and the rotary whistle is fixed in the equipment cabin through an installation base and a gasket.
Furthermore, a control device is arranged in the rotary whistle, and a wired or wireless transmission device is arranged in the control device, so that the rotary whistle can be controlled in a wired or wireless mode through an intelligent terminal.
Further, still include: the rainproof tarpaulin is movably arranged at the top of the sound gathering cabin through a rope.
Furthermore, the top of the sound gathering cabin is provided with at least one lifting lug.
Furthermore, the fork cabin, the pipeline cabin, the equipment cabin and the sound gathering cabin are all made of square steel pipes or stainless steel pipes with the thickness of 2-5 mm, and built-in angle irons are arranged among the fork cabin, the pipeline cabin, the equipment cabin and the sound gathering cabin and are connected in a through bolt mode.
(III) advantageous effects
The invention provides a sound emission unit body structure, which is suitable for a free-form array and is easy to carry and hoist by arranging a rotary flute and other corresponding structures in each cabin, has simple structure and reliable performance, and gives consideration to the functions and characteristics of sound gathering, rain prevention, vibration reduction and the like.
Drawings
FIG. 1 is a schematic structural view of a body structure of an acoustic emission unit provided in a preferred embodiment of the present invention;
wherein, 1: a fork compartment; 2: a pipeline cabin; 3: an equipment compartment; 4: a sound gathering cabin; 5: a drain pipe; 11: a bottom frame; 12: an anti-sink bottom plate; 21: an air intake duct; 22: a bleed air duct; 221: a barometer; 31: rotating a flute; 32: a first cutoff barrel; 33: a lower mounting frame; 34: installing a base; 35: mounting an end plate; 41: a second horn; 42: mounting a frame; 421: mounting a disc; 43: a top frame; 431: and (7) lifting lugs.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, are within the scope of the present invention.
The embodiment of the invention provides an acoustic emission unit body structure, wherein the overall height of the acoustic emission unit body structure is about 3600mm, and the length and the width of the acoustic emission unit body structure are about 1000 mm. As shown in fig. 1, the method comprises the following steps of:
the fork truck comprises a fork cabin 1, wherein a fork frame for carrying the fork truck is arranged in the fork cabin 1. In this embodiment, the fork compartment 1 is composed of a bottom frame 11 and an anti-sinking bottom plate 12, a fork frame is composed of a space between the bottom frame 11 and the anti-sinking bottom plate 12, and the sound emission unit body structure can be moved by a forklift through the fork frame. When the forklift is carried, the bottom frame 11 is a main bearing part and needs to be reinforced. The anti-sinking bottom plate 12 is a steel plate with the thickness of 5-10 mm and is positioned at the bottommost part of the acoustic emission unit body structure.
The pipeline cabin 2, the height of pipeline cabin 2 is about 200mm, is equipped with inlet duct 21 and bleed pipeline 22 in the pipeline cabin 2. The bleed air duct 22 is a pressure measuring bleed air duct, and an air pressure gauge 221 is disposed on the bleed air duct 22 for ensuring the bleed air pressure.
The equipment cabin 3 is provided with a whistle 31 and a first cut-off cylinder 32 in the equipment cabin 3, the air outlet end of the whistle 31 is communicated with the air inlet end of the first cut-off cylinder 32, the first air inlet end of the whistle 31 is communicated with the air inlet pipeline 21, and the second air inlet end of the whistle 31 is communicated with the air guide pipeline 22.
And a sound gathering cabin 4, wherein a second horn 41 is arranged in the sound gathering cabin 4, and the air inlet end of the second horn 41 is communicated with the air outlet end of the first horn 32.
In the working process, the whistle 31 cuts the airflow entering the air inlet pipeline 21 into continuous flow to generate sound by combining the air inlet pipeline 22 and utilizing the sound-producing principle of throat sound through the air inlet of the air inlet pipeline 21. If the sound emitted by a single sound emission unit body structure is found to be insufficient to meet the preset requirement, the sound emission unit body structure provided by the embodiment can be freely arrayed, and a plurality of sound emission unit body structures are directly connected in parallel to form a sound emission array, so that stronger strong sound waves are emitted.
In this embodiment, the fork chamber 1, the pipeline chamber 2, the equipment chamber 3 and the sound gathering chamber 4 are made of square steel pipes or stainless steel pipes of 2-5 mm, and in order to ensure the stability between the chambers, built-in angle irons arranged between the fork chamber 1, the pipeline chamber 2, the equipment chamber 3 and the sound gathering chamber 4 are connected in a through bolt mode.
Wherein, the four-layer cabin is separated by an upper mounting frame 42, a lower mounting frame 33 and the bottom frame 11. Namely, the sound gathering cabin 4 and the equipment cabin 3 are separated by an upper mounting frame 42, the equipment cabin 3 and the pipeline cabin 2 are separated by a lower mounting frame 33, and the pipeline cabin 2 and the fork cabin 1 are separated by a bottom frame 11. The air intake duct 21 and the bleed air duct 22 are arranged in the lower and middle portion of the lower mounting frame 33.
The rotary flute 31 can realize frequency conversion through three modes of manual control, wireless control of mobile phone end application software and computer end software control. For example, a control device may be provided in the siren 31, and a wired or wireless transmission device may be provided in the control device, so that the siren 31 may be controlled by a smart terminal in a wired or wireless manner.
The embodiment of the invention provides a sound emission unit body structure, which is suitable for free array formation and easy to carry and hoist by arranging the rotary flute 31 and other corresponding structures in each cabin, has simple structure and reliable performance, and gives consideration to the functions and characteristics of sound gathering, rain prevention, vibration reduction and the like.
Based on the above embodiments, in a preferred embodiment, as shown in fig. 1, the upper mounting frame 42 is provided with a mounting plate 421, the second horn section 41 is fixed at a first end of the mounting plate 421 by a flange, the first horn section 32 is fixed at a second end of the mounting plate 421 by another flange, and the two flanges cooperate with the mounting plate to form a fastening structure.
The first horn 32 and the second horn 41 are both sequentially arranged in the equipment cabin 3 and the sound gathering cabin 4 along the vertical direction, and the distance between the second horn 41 and the top of the sound gathering cabin 4 is 100-500 mm. The flute 31 is fixed in the equipment compartment 3 by means of a mounting base 34 and spacers. In order to further fasten the flute 31, in this embodiment, a mounting end plate 35 is further provided, and the flute 31 is connected with the mounting base and the mounting end plate by bolts, and a spring gasket or a rubber gasket can be used as the gasket.
In this embodiment, the acoustic emission unit body structure further includes: and a drain pipe 5, wherein the drain pipe 5 is laid vertically downwards, the drain pipe 5 penetrates through the pipeline cabin 2 and the equipment cabin 3, and a water inlet of the drain pipe 5 is arranged at the bottom surface of the sound collecting cabin 4, namely the water inlet of the drain pipe 5 is arranged near the upper mounting frame 42. The water outlet of the drain pipe 5 is provided at the bottom surface of the fork compartment 1, that is, the water outlet of the drain pipe 5 is provided near the bottom frame 11, so that the accumulated water in the sound collecting compartment 4 can be discharged to the fork compartment 1 through the drain pipe 5.
For reducing the sound wave radiation, avoid the flute directly to contact with the outside simultaneously, the sound emission cell cube structure in this embodiment still includes: and (4) covering the skin. The covering is fixed in a riveting mode and is fixed around the pallet fork cabin 1, the pipeline cabin 2, the equipment cabin 3 and the sound gathering cabin 4 through gaskets.
In order to reduce downward radiation of sound waves, a skin can be arranged on the upper mounting frame 42, and a rubber shock pad is bonded at the overlapping position of the skin and the upper mounting frame 42. At this time, the skin of the upper mounting frame 42 and the skin around the sound collecting chamber 4 together form a semi-closed space with an upward opening, so that downward radiation of sound waves can be reduced. In addition, since the upper mounting frame 42 is provided with the drainage hole, the skin of the upper mounting frame 42 is also provided with the drainage hole.
The top of the sound gathering cabin 4 is provided with a top frame 43, and when the sound emission unit body structure is not used, the top of the sound gathering cabin 4 can be provided with rainproof tarpaulin, and the rainproof tarpaulin is movably arranged at the top of the sound gathering cabin 4 through a rope. For example, one side of the rain fly may be secured to one side of the top frame 43 and two corners of the opposite side may be provided with a cord which facilitates the ground worker in opening and covering the rain fly.
In addition, at least one lifting lug 431 can be arranged at the top of the sound collecting cabin 4 and used for lifting by a crane. In this embodiment, two lifting lugs 431 are installed on one side of the top frame 43 close to the second horn 41, and the acoustic emission unit body structure can be lifted through the lifting lugs 431.
In summary, the embodiments of the present invention provide an acoustic emission unit structure, in which the horns 31 and other corresponding structures are disposed in each cabin, so that the acoustic emission unit structure can be applied to a free array and is easy to carry and hoist, and has the advantages of simple structure, reliable performance, and functions and characteristics of sound collection, rain prevention, vibration reduction, hoisting, remote control, sinking and toppling prevention, and the like.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (10)
1. The utility model provides an acoustic emission cell cube structure which characterized in that includes and sets gradually from supreme down:
the forklift truck comprises a fork cabin, a fork arm carrier and a lifting mechanism, wherein the fork arm carrier is used for carrying a forklift truck;
the pipeline cabin is internally provided with an air inlet pipeline and an air entraining pipeline;
the air inlet pipeline is communicated with the air inlet pipeline, and the air outlet pipeline is communicated with the air inlet pipeline;
and the sound gathering cabin is internally provided with a second horn intercepting cylinder, and the air inlet end of the second horn intercepting cylinder is communicated with the air outlet end of the first horn intercepting cylinder.
2. The acoustic emission unit body structure of claim 1, wherein the sound gathering compartment and the equipment compartment are separated by an upper mounting frame, the equipment compartment and the duct compartment are separated by a lower mounting frame, and the duct compartment and the fork compartment are separated by a bottom frame.
3. The acoustic emission unit body structure of claim 2, wherein a mounting plate is provided on said upper mounting frame, said second horn is fixed to a first end of said mounting plate by a flange plate, said first horn is fixed to a second end of said mounting plate by another flange plate, and two of said flanges cooperate with said mounting plate to form a fastening structure.
4. The acoustic emission unit volume structure of claim 1, further comprising: covering a skin; the covering is fixed in a riveting mode and is fixed around the fork cabin, the pipeline cabin, the equipment cabin and the sound gathering cabin through gaskets.
5. The acoustic emission unit volume structure of claim 2, further comprising: the drain pipe penetrates through the pipeline cabin and the equipment cabin, a water inlet of the drain pipe is formed in the bottom surface of the sound gathering cabin, and a water outlet of the drain pipe is formed in the bottom surface of the fork cabin.
6. The acoustic emission unit body structure according to claim 1, wherein the first horn truncation and the second horn truncation are sequentially disposed in the equipment compartment and the sound gathering compartment in a vertical direction, a distance between the second horn truncation and a top of the sound gathering compartment is 100-500 mm, and the whistle is fixed in the equipment compartment through a mounting base and a gasket.
7. The acoustic emission unit body structure of claim 1, wherein a control device is provided in the siren, and a wired or wireless transmission device is provided in the control device, so that the siren can be controlled by a smart terminal in a wired or wireless manner.
8. The acoustic emission unit volume structure of claim 1, further comprising: the rainproof tarpaulin is movably arranged at the top of the sound gathering cabin through a rope.
9. The acoustic emission unit body structure of claim 1, wherein the sound-gathering chamber is provided at the top thereof with at least one lifting lug.
10. The acoustic emission unit body structure according to claim 1, wherein the fork chamber, the pipeline chamber, the equipment chamber and the sound gathering chamber are all made of square steel pipes or stainless steel pipes with the diameter of 2-5 mm, and built-in angle irons are arranged among the fork chamber, the pipeline chamber, the equipment chamber and the sound gathering chamber and are connected in a through bolt mode.
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CN201910004127.3A CN111389696B (en) | 2019-01-03 | 2019-01-03 | Acoustic emission unit body structure |
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CN201910004127.3A CN111389696B (en) | 2019-01-03 | 2019-01-03 | Acoustic emission unit body structure |
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CN111389696B CN111389696B (en) | 2021-06-15 |
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Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4903630A (en) * | 1988-08-01 | 1990-02-27 | Game Tracker | Animal warning alarm |
CN202747496U (en) * | 2012-09-24 | 2013-02-20 | 佛山市顺德区高美空调设备有限公司 | Movable air-cooled module unit |
CN203316435U (en) * | 2013-05-30 | 2013-12-04 | 刘亚年 | Siren type sound wave dust cleaning device |
CN204853516U (en) * | 2015-07-06 | 2015-12-09 | 北京凡元兴科科技有限公司 | Siren sound wave soot blower of bi -motor seat |
CN207471558U (en) * | 2017-11-22 | 2018-06-08 | 武汉创能环保科技有限公司 | A kind of siren formula sonic soot blowing device |
-
2019
- 2019-01-03 CN CN201910004127.3A patent/CN111389696B/en active Active
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4903630A (en) * | 1988-08-01 | 1990-02-27 | Game Tracker | Animal warning alarm |
CN202747496U (en) * | 2012-09-24 | 2013-02-20 | 佛山市顺德区高美空调设备有限公司 | Movable air-cooled module unit |
CN203316435U (en) * | 2013-05-30 | 2013-12-04 | 刘亚年 | Siren type sound wave dust cleaning device |
CN204853516U (en) * | 2015-07-06 | 2015-12-09 | 北京凡元兴科科技有限公司 | Siren sound wave soot blower of bi -motor seat |
CN207471558U (en) * | 2017-11-22 | 2018-06-08 | 武汉创能环保科技有限公司 | A kind of siren formula sonic soot blowing device |
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