CN2544813Y - Long distance low-frequency sonic beating dust collector - Google Patents
Long distance low-frequency sonic beating dust collector Download PDFInfo
- Publication number
- CN2544813Y CN2544813Y CN 02231675 CN02231675U CN2544813Y CN 2544813 Y CN2544813 Y CN 2544813Y CN 02231675 CN02231675 CN 02231675 CN 02231675 U CN02231675 U CN 02231675U CN 2544813 Y CN2544813 Y CN 2544813Y
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- sound wave
- diameter
- flange
- muffler
- loudspeaker
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Abstract
The utility model relates to a long distance low-frequency sonic beating deduster, which comprises a sound wave producer, a rear cavity cover, a vibration sheet which is positioned between the front cavity and the rear cavity chamber, a trumpet which is fixedly connected with a round opening on the front cavity, a silencer sleeve with one end formed with a flange and the other end formed with another flange, a defending cover with a diameter that is the same as that of a silencer sleeve, a silencer cover board with a round hole in the central part and an assembling flange. The sound wave producer comprises a front cavity around which a cavity chamber is arranged; the other face of the sound wave producer is provided with a round table. One face of the rear cavity cover is formed with a groove and the rear cavity cover is fixed on one face of the front cavity through a bolt. The sound wave producer is contained in the interior space between the silencer sleeve and the defending cover; the neck of the trumpet on the sound wave producer penetrates into the round hole on the silencer cover board; the fixed tray and connecting tray at the big and small diameter sections of the trumpet are spirally connected with the assembling flange which is fixed on a mounting wall through a connecting board.
Description
Technical field
The utility model belongs to the electrical category product, particularly a kind of long-range low-frequency sound wave rapping deduster.The utility model is mainly used in the boiler dusting etc. in high-voltage electrostatic dust separator, hopper, material storehouse and the thermal power plant in cement plant and thermal power plant.Dust stratification and incrustation that it can remove high-voltage electrostatic dust separator polar curve, pole plate, ash bucket and wall improve the feed bin Flow of Goods and Materials, peel off the black dirt on boiler heat-exchanger surface.
Background technology
Existing vibration flake type acoustic wave ash remover (prior art) is when sending sound wave and enter high-voltage electrostatic dust separator, boiler or other container deashing scale removal, for pressure, the balanced vibration of assurance vibrating reed energy in chamber before and after the balance acoustic vibration chamber, the pressure that requires compressed air gas source is 4.0～5.5k9f/cm
2, need cover at back cavity a needle-valve (pressure regulator valve) is installed, discharge section compressed air can be wasted the part source of the gas like this, release noise; Effective dedusting scope of existing vibration flake type acoustic wave ash remover is narrower, generally within 8 meters, to require effective dedusting scope greater than 12 meters in addition surpass 24 meters high-voltage electrostatic dust separator and main equipment such as boiler then powerless.
The utility model content
The purpose of this utility model is the shortcoming that exists at above-mentioned prior art, and a kind of long-range low-frequency sound wave rapping deduster is provided, and it has can save source of the gas, the big advantage of low, the effective dedusting scope of noise.
For achieving the above object, a kind of long-range low-frequency sound wave rapping deduster of the utility model, it is characterized in that, comprising: a sound wave acoustical generator comprises a preceding cavity, certain thickness discoid for having, there is a circular open at its center, is formed with a chamber around circular open, and a round platform is arranged on its another side, on round platform, have a screw that communicates with chamber, on the sidewall of preceding cavity, have a screw that communicates with chamber; One back cavity lid, certain thickness discoid for having, simultaneously be formed with a groove at it, the one side with chamber of cavity before this back cavity cover bolt is fixed on; One vibrating reed is a circular lamellar body, and the diameter of the chamber on its diameter and the preceding cavity is identical, between cavity 4 covered with back cavity before this vibrating reed was contained in; One loudspeaker, these loudspeaker are divided into two sections, the miner diameter end and the circular open on the preceding cavity of this loudspeaker path section are affixed, and the other end outside of this loudspeaker path section is formed with the fixed disk of a circle, and the miner diameter end outside of the big footpath of these loudspeaker section is formed with the terminal pad of a circle; One muffler sleeve pipe is tubular, is formed with a flange at an end of muffler sleeve, and the other end of this muffler sleeve pipe is formed with a flange; One protective cover is cylindrical shape, and the diameter of this protective cover is identical with the diameter of muffler sleeve pipe, is formed with a flange at the openend of protective cover; One muffler cover plate, for the diameter of the flange on circular and its diameter and the muffler sleeve pipe is identical, heart position has a circular hole therein, and the position diameter that the diameter of this circular hole and loudspeaker are corresponding is identical; One assembly flange is circle; The latter half of inner space that is contained in muffler sleeve pipe and protective cover of this sound wave acoustical generator, and the muffler sleeve pipe docks with flange on the protective cover, the muffler cover plate is clamped between muffler sleeve and the protective cover, the neck of the loudspeaker on the sound wave acoustical generator penetrates in the circular hole on the muffler cover plate, fixed disk, terminal pad and the assembly flange of the big path section of these loudspeaker are spirally connected, and this assembly flange is fixed on the assembly wall by a plate.
The thickness of wherein said vibrating reed is 1.9～2.3 millimeters.
Wherein in the muffler sleeve, be filled with rock wool.
Description of drawings
For further specifying structure of the present utility model, and the effect that can reach, below in conjunction with accompanying drawing the utility model is described in further detail, wherein:
Fig. 1 is a drawing in side sectional elevation of the present utility model.
The specific embodiment
See also Fig. 1, a kind of long-range low-frequency sound wave rapping deduster of the utility model, comprising:
One sound wave acoustical generator 100, cavity 4 before comprising one, certain thickness discoid for having, there is a circular open 41 at its center, is formed with a chamber 42 around circular open 41, and a round platform 43 is arranged on its another side, on round platform 43, have a screw 44 that communicates with chamber 42, this screw 44 is connected to bronchus 6, has a screw 45 that communicates with chamber 42 on the sidewall of preceding cavity 4, and this screw 45 is connected to air inlet pipe 5; One back cavity lid 1, certain thickness discoid for having, simultaneously be formed with a groove 101 at it, the one side with chamber 42 of cavity 4 before this back cavity lid 1 is fixed by bolts to; One vibrating reed 2 is a circular lamellar body, and the diameter of the chamber 42 on its diameter and the preceding cavity 4 is identical, and cavity 4 covered between 1 with back cavity before this vibrating reed 2 was contained in, and the thickness of this vibrating reed 2 is 1.9～2.3 millimeters; One loudspeaker 15, these loudspeaker 15 are divided into two sections, the miner diameter end and the circular open 41 on the preceding cavity 4 of these loudspeaker 15 path sections are affixed, the other end outside of these loudspeaker 15 path sections is formed with the fixed disk 151 of a circle, and the miner diameter end outside of these loudspeaker 15 big footpath sections is formed with the terminal pad 152 of a circle;
One muffler sleeve pipe 10 is tubular, is formed with a flange 101 at an end of muffler sleeve 10, and the other end of this muffler sleeve pipe 10 is formed with a flange 102, is filled with sound-absorbing material rock wool 11 in muffler sleeve 10;
One protective cover 8 is cylindrical shape, and the diameter of this protective cover 8 is identical with the diameter of muffler sleeve pipe 10, is formed with a flange 81 at the openend of protective cover 8;
One muffler cover plate 9, for the diameter of the flange 81 on circular and its diameter and the muffler sleeve pipe 10 is identical, heart position has a circular hole 91 therein, and the position diameter that the diameter of this circular hole 91 and loudspeaker 15 are corresponding is identical;
One assembly flange 12 is circle;
The latter half of inner space that is contained in muffler sleeve pipe 10 and protective cover 8 of this sound wave acoustical generator 100, and muffler sleeve pipe 10 docks with flange on the protective cover 8, muffler cover plate 9 is clamped between muffler sleeve 10 and the protective cover 8, the neck of the loudspeaker 15 on the sound wave acoustical generator 100 penetrates in the circular hole 91 on muffler cover plate 9, the fixed disk 152 of these loudspeaker 15 big path sections, terminal pad 151 are spirally connected with assembly flange 12, and this assembly flange 12 is fixed on the assembly wall 14 of electrostatic precipitator or boiler by a plate 13.
Operation principle of the present utility model is:
Seeing also shown in Figure 1ly again, is 3.5～7.0kgf/cm with pressure
2Compressed air enter the acoustic vibration chamber by air inlet pipe 5 and bronchus 6 on the screw 44,45 of preceding cavity 4, drive vibrating reed 2 vibrations, produce long-range low frequency high strength sound wave, process section of amplifying 7 (loudspeaker 15 path sections) and long-range Low frequency horn 15 are amplified into the ash deposit and slag buildup zone of main equipments such as high-voltage electrostatic dust separator and boiler, under the concussion of the powerful acoustic energy of low frequency, can remove the black dirt in the scope more than 12 meters.If adopt more than two or two long-range low-frequency sound wave rapping deduster can remove the black dirt in the scope more than 24 meters to blowing, its effective dedusting scope is above 24 meters.
Claims (3)
1, a kind of long-range low-frequency sound wave rapping deduster is characterized in that, comprising:
One sound wave acoustical generator, cavity before comprising one, certain thickness discoid for having, there is a circular open at its center, around circular open, be formed with a chamber, one round platform is arranged on its another side, on round platform, have a screw that communicates with chamber, on the sidewall of preceding cavity, have a screw that communicates with chamber; One back cavity lid, certain thickness discoid for having, simultaneously be formed with a groove at it, the one side with chamber of cavity before this back cavity cover bolt is fixed on; One vibrating reed is a circular lamellar body, and the diameter of the chamber on its diameter and the preceding cavity is identical, between cavity covered with back cavity before this vibrating reed was contained in; One loudspeaker, these loudspeaker are divided into two sections, the miner diameter end and the circular open on the preceding cavity of this loudspeaker path section are affixed, and the other end outside of this loudspeaker path section is formed with the fixed disk of a circle, and the miner diameter end outside of the big footpath of these loudspeaker section is formed with the terminal pad of a circle;
One muffler sleeve pipe is tubular, is formed with a flange at an end of muffler sleeve, and the other end of this muffler sleeve pipe is formed with a flange;
One protective cover is cylindrical shape, and the diameter of this protective cover is identical with the diameter of muffler sleeve pipe, is formed with a flange at the openend of protective cover;
One muffler cover plate, for the diameter of the flange on circular and its diameter and the muffler sleeve pipe is identical, heart position has a circular hole therein, and the position diameter that the diameter of this circular hole and loudspeaker are corresponding is identical;
One assembly flange is circle;
The latter half of inner space that is contained in muffler sleeve pipe and protective cover of this sound wave acoustical generator, and the muffler sleeve pipe docks with flange on the protective cover, the muffler cover plate is clamped between muffler sleeve and the protective cover, the neck of the loudspeaker on the sound wave acoustical generator penetrates in the circular hole on the muffler cover plate, fixed disk, terminal pad and the assembly flange of the big path section of these loudspeaker are spirally connected, and this assembly flange is fixed on the assembly wall by a plate.
2, according to the described long-range low-frequency sound wave rapping deduster of claim 1, it is characterized in that: the thickness of wherein said vibrating reed is 1.9～2.3 millimeters.
3, according to the described long-range low-frequency sound wave rapping deduster of claim 1, it is characterized in that: wherein in the muffler sleeve, be filled with rock wool.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02231675 CN2544813Y (en) | 2002-04-26 | 2002-04-26 | Long distance low-frequency sonic beating dust collector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02231675 CN2544813Y (en) | 2002-04-26 | 2002-04-26 | Long distance low-frequency sonic beating dust collector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2544813Y true CN2544813Y (en) | 2003-04-16 |
Family
ID=33707343
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02231675 Expired - Fee Related CN2544813Y (en) | 2002-04-26 | 2002-04-26 | Long distance low-frequency sonic beating dust collector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2544813Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101124047B (en) * | 2004-12-17 | 2011-02-16 | 法国原子能委员会 | Method and device for self-cleaning and voltage-dependent electro static filtering |
| CN105170577A (en) * | 2015-08-24 | 2015-12-23 | 河海大学常州校区 | Time pulse control and sound dust removal circuit device |
| CN106216335A (en) * | 2016-10-17 | 2016-12-14 | 大连兆和环境科技股份有限公司 | A kind of acoustic wave pipeline automatic ash removing system |
-
2002
- 2002-04-26 CN CN 02231675 patent/CN2544813Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101124047B (en) * | 2004-12-17 | 2011-02-16 | 法国原子能委员会 | Method and device for self-cleaning and voltage-dependent electro static filtering |
| CN105170577A (en) * | 2015-08-24 | 2015-12-23 | 河海大学常州校区 | Time pulse control and sound dust removal circuit device |
| CN105170577B (en) * | 2015-08-24 | 2017-08-04 | 河海大学常州校区 | A kind of time pulse control and sound dedusting circuit arrangement |
| CN106216335A (en) * | 2016-10-17 | 2016-12-14 | 大连兆和环境科技股份有限公司 | A kind of acoustic wave pipeline automatic ash removing system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |