CN115095732B - Combined noise-reducing dust-removing muffler - Google Patents
Combined noise-reducing dust-removing muffler Download PDFInfo
- Publication number
- CN115095732B CN115095732B CN202210708853.5A CN202210708853A CN115095732B CN 115095732 B CN115095732 B CN 115095732B CN 202210708853 A CN202210708853 A CN 202210708853A CN 115095732 B CN115095732 B CN 115095732B
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- Prior art keywords
- hole
- dust
- annular
- dust collecting
- mounting hole
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- 239000000428 dust Substances 0.000 claims abstract description 107
- 230000030279 gene silencing Effects 0.000 claims abstract description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 13
- 230000003584 silencer Effects 0.000 claims abstract description 10
- 230000008030 elimination Effects 0.000 claims description 21
- 238000003379 elimination reaction Methods 0.000 claims description 21
- 238000007789 sealing Methods 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 4
- 239000012535 impurity Substances 0.000 abstract description 23
- 238000009434 installation Methods 0.000 description 14
- 230000000694 effects Effects 0.000 description 8
- 230000000903 blocking effect Effects 0.000 description 3
- 238000013016 damping Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000002238 attenuated effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L55/00—Devices or appurtenances for use in, or in connection with, pipes or pipe systems
- F16L55/02—Energy absorbers; Noise absorbers
- F16L55/033—Noise absorbers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D46/00—Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
- B01D46/10—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces
- B01D46/12—Particle separators, e.g. dust precipitators, using filter plates, sheets or pads having plane surfaces in multiple arrangements
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The invention relates to the technical field of silencers, in particular to a combined noise-reducing dust-removing silencer, which comprises an outer silencing barrel body and an end pipe, wherein the end pipe is fixedly arranged at the upper end part of the outer silencing barrel body, a dust collecting jacket is arranged outside the end pipe in a threaded engagement manner, a dust collecting device is arranged inside the dust collecting jacket, a bottom mounting hole is formed in the bottom surface of the outer silencing barrel body, a through hole communicated with the inside of the outer silencing barrel body in a penetrating way is formed in the top wall of the bottom mounting hole, the inner diameter of the through hole is smaller than the inner diameter of the bottom mounting hole, and an inner silencing barrel body is slidably arranged inside the through hole. According to the invention, the exhaust fan works, air entering from the end pipe and mixed dust impurities are sucked into the annular dust collection cavity, and the dust impurities in the air can be filtered through the filter screen and left in the annular dust collection cavity, so that the purpose of collection is achieved, and the dust impurities are prevented from directly entering the inner part of the outer silencing cylinder body to cause pollution.
Description
Technical Field
The invention relates to the technical field of silencers, in particular to a combined noise-reducing dust-removing silencer.
Background
The muffler is also a noise reduction device, and for the air flow pipeline with noise propagation, the noise in the pipeline can be attenuated or reflected back by using noise reduction devices such as pipelines with sound absorption lining and elbows or pipelines with suddenly changed sectional areas and discontinuous acoustic impedances.
Traditional silencer is at long-time during operation, has dust impurity to get into inside the silencer to cause the inside pollution of silencer, can influence the normal use of silencer, traditional silencer can not dismantle simultaneously, is inconvenient for clean its inside, in view of this, we propose a combination formula dust removal silencer of making an uproar falls.
Disclosure of Invention
The invention aims to provide a combined noise reduction and dust removal muffler, which aims to solve the problems that dust and impurities in the background technology enter the muffler to pollute the inside of the muffler, and meanwhile, the traditional muffler cannot be disassembled and is inconvenient to clean the inside of the muffler.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a dust removal silencer falls in combination formula, includes outer noise elimination barrel and end pipe, end pipe fixed mounting is in the upper end of outer noise elimination barrel, the dust collection overcoat is installed through the screw thread meshing to the end pipe outside, dust collection overcoat is inside to be provided with dust collection device, the bottom mounting hole has been seted up to the bottom surface of outer noise elimination barrel, the through-hole that runs through communicating with outer noise elimination barrel is seted up to bottom mounting hole roof, and the through-hole footpath is less than the bottom mounting hole footpath, the inside slidable mounting of through-hole has interior noise elimination barrel, the bottom fixed mounting of interior noise elimination barrel has the installation end piece, and the installation end piece block is inside the bottom mounting hole, the bottom surface of outer noise elimination barrel is located bottom mounting hole one side and is provided with the fastener that is used for the fixed mounting end piece.
Based on above structure, this device can inhale the dust of air and miscella that gets into by the end pipe through dust collecting device and filter to the dust collection overcoat is inside, avoids dust impurity to enter into outside noise elimination barrel inside and cause the pollution, can install inside outer noise elimination barrel in outside noise elimination barrel's inside with interior noise elimination barrel joint through fastener, and is convenient for dismantle interior noise elimination barrel, conveniently cleans inside the device.
Preferably, the upper part of the outer surface of the end pipe is provided with guide ports A at equal intervals, and the guide ports A are communicated with the inside of the end pipe in a penetrating way;
the dust collecting device comprises an annular dust collecting cavity arranged in the dust collecting jacket, a flow guide opening B communicated with the annular dust collecting cavity is formed in the inner wall surface of the dust collecting jacket at equal intervals, the position of the flow guide opening B corresponds to that of the flow guide opening A, an exhaust pipe communicated with the annular dust collecting cavity is arranged at the bottom of the outer surface of the dust collecting jacket at equal intervals, a filter screen is arranged at the inner port of the exhaust pipe, and an exhaust fan is arranged in the filter screen.
Further, through the fan work of airing exhaust, can be with the inside air of annular dust collection chamber outside through the exhaust pipe to form mobilized air, the air that gets into by the end pipe and the dust impurity that mixes are worn to annular dust collection chamber inside through water conservancy diversion mouth A and water conservancy diversion mouth B in proper order, can filter the dust impurity in the air and stay in annular dust collection chamber inside through the filter screen, reach the purpose of collecting, avoid dust impurity directly entering outside the noise elimination barrel inside and cause the pollution.
Preferably, four groups of limiting blocks are arranged on the outer surface of the end pipe below the guide port A, and the four groups of limiting blocks are annularly and equidistantly arranged on the outer surface of the end pipe.
Further, when the dust collection jacket is meshed and screwed outside the end pipe, the limiting block plays a certain role in blocking and positioning the dust collection jacket, and the alignment of the diversion port B and the diversion port A can be ensured.
Preferably, the lower end part of the dust collection sleeve is provided with an annular mounting groove, the inner top wall of the annular mounting groove is provided with ash discharge notches which are communicated with the annular dust collection cavity in a penetrating mode at equal intervals, an annular cover plate is arranged in the annular mounting groove through screws, and a rubber sealing ring is adhered to the surface of the annular cover plate.
Further, through unscrewing the screw, can regularly pull down annular apron, can clear up the inside accumulational dust impurity of annular dust collection chamber through the ash discharge notch, can be with the firm installation of annular apron inside annular mounting groove through the screw simultaneously, rubber seal plays fine sealed effect.
Preferably, a positioning hole is formed in one side of the top wall of the bottom mounting hole, which is located at the port of the through hole, a positioning column is mounted on the surface of the end part of the mounting end block, and the positioning column is correspondingly in plug-in fit with the positioning hole.
Further, insert inside the outer silencing barrel with interior silencing barrel from the through-hole, the installation end block will block into the bottom mounting hole inside, through the reference column alignment insert to the locating hole inside, play fine location effect.
Preferably, the fastening device comprises an end groove which is arranged on the surface of the lower end part of the outer silencing barrel body and is positioned on one side of the bottom mounting hole, a sliding hole is arranged on the inner wall of the end groove, the sliding hole penetrates through the bottom mounting hole, and a fastening bolt is slidably arranged in the sliding hole;
threaded holes are formed in the outer side surfaces of the mounting end blocks, and the end portions of the fastening bolts are correspondingly meshed with the threaded holes.
Further, after the installation end block positioning clamp is inserted into the bottom installation hole, the spanner is inserted into the end groove and the end part of the fastening bolt is screwed into the threaded hole, the installation end block is clamped and fixed in the bottom installation hole, and meanwhile, the inner silencing cylinder body can be quickly disassembled only by screwing out the end part of the fastening bolt from the threaded hole, so that the inner part of the outer silencing cylinder body and the inner silencing cylinder body can be conveniently washed and cleaned.
In summary, the beneficial effects of the invention are as follows:
1. according to the invention, the exhaust fan works, air entering from the end pipe and mixed dust impurities are sucked into the annular dust collection cavity, and the dust impurities in the air can be filtered through the filter screen and left in the annular dust collection cavity, so that the purpose of collection is achieved, and the dust impurities are prevented from directly entering the inner part of the outer silencing cylinder body to cause pollution;
2. in the device, the annular cover plate can be detached periodically by unscrewing the screw, and dust impurities accumulated in the annular dust collecting cavity can be discharged through the dust discharging notch, so that the inside of the annular dust collecting cavity is convenient to clean;
3. this device is through inserting the inside back of bottom mounting hole with installation end piece locating clip, inserts the spanner inside the end groove and screw up fastening bolt tip in the screw hole inside, can fix installation end piece joint inside the bottom mounting hole, only need screw out fastening bolt tip from the screw hole inside simultaneously, just can dismantle interior noise elimination barrel fast to the inside of external noise elimination barrel and interior noise elimination barrel is washed the clearance of being convenient for.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a perspective view of the overall structure of the present invention;
FIG. 2 is a schematic view of a partial structure of a cross section of an end pipe according to the present invention;
FIG. 3 is a schematic view of a partial cross-sectional structure of a dust collecting jacket according to the present invention;
FIG. 4 is a second schematic view of a partial cross-sectional structure of the dust collecting jacket of the present invention;
FIG. 5 is a schematic view of a partial structure of the surface of the annular cover plate of the present invention;
fig. 6 is a schematic view of the installation of the structure of the inner silencing cylinder of the present invention.
In the figure: 1. an outer silencing cylinder; 101. a bottom mounting hole; 102. a through hole; 103. positioning holes; 2. an end pipe; 201. a diversion port A; 202. a limiting block; 3. a dust collection jacket; 301. an annular dust collection chamber; 302. a diversion port B; 303. an exhaust pipe; 304. a filter screen; 305. an exhaust fan; 4. an inner silencing cylinder; 401. installing an end block; 402. positioning columns; 403. a threaded hole; 5. an annular mounting groove; 501. an ash discharge slot; 502. an annular cover plate; 503. a rubber seal ring; 6. an end groove; 601. a sliding hole; 602. and (5) fastening a bolt.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
Referring to fig. 1-6, a combined noise reduction and dust removal muffler comprises an outer muffler cylinder 1 and an end pipe 2, wherein the end pipe 2 is fixedly arranged at the upper end part of the outer muffler cylinder 1, a dust collection jacket 3 is arranged outside the end pipe 2 through threaded engagement, a dust collection device is arranged inside the dust collection jacket 3, a bottom mounting hole 101 is formed in the bottom surface of the outer muffler cylinder 1, a through hole 102 communicated with the inside of the outer muffler cylinder 1 is formed in the top wall of the bottom mounting hole 101, the inner diameter of the through hole 102 is smaller than the inner diameter of the bottom mounting hole 101, an inner muffler cylinder 4 is slidably arranged in the through hole 102, a mounting end block 401 is fixedly arranged at the bottom of the inner muffler cylinder 4, the mounting end block 401 is clamped inside the bottom mounting hole 101, and a fastening device for fixedly mounting the end block 401 is arranged on one side of the bottom end surface of the outer muffler cylinder 1 positioned at the bottom mounting hole 101.
Based on above structure, this device can inhale the dust of air and miscella that gets into by end pipe 2 through dust collecting device and filter to dust collection overcoat 3 inside, avoids dust impurity to enter into outside noise elimination barrel 1 inside and cause the pollution, can install inside outside noise elimination barrel 1 with interior noise elimination barrel 4 joint through fastener, and be convenient for dismantle interior noise elimination barrel 4, conveniently clean the device inside.
Example two
Referring to fig. 1, 2, 3 and 4, based on the above embodiment 1, the above outer surface of the end pipe 2 is provided with the diversion ports a201 at equal intervals, and the diversion ports a201 are communicated with the inside of the end pipe 2 in a penetrating manner;
the dust collecting device comprises an annular dust collecting cavity 301 arranged in the dust collecting jacket 3, a flow guide opening B302 which is communicated with the annular dust collecting cavity 301 in a penetrating mode is formed in the inner wall surface of the dust collecting jacket 3 at equal intervals, the position of the flow guide opening B302 corresponds to that of the flow guide opening A201, an exhaust pipe 303 which is communicated with the annular dust collecting cavity 301 in a penetrating mode is arranged at the bottom of the outer surface of the dust collecting jacket 3 at equal intervals, a filter screen 304 is arranged at the inner port of the exhaust pipe 303, and an exhaust fan 305 is arranged in the filter screen 304.
The device works through the exhaust fan 305, air in the annular dust collection cavity 301 can be exhausted to the outside through the exhaust pipe 303, so that flowing air is formed, air entering through the end pipe 2 and mixed dust impurities sequentially pass through the flow guide opening A201 and the flow guide opening B302 to be sucked into the annular dust collection cavity 301, dust impurities in the air can be filtered and left in the annular dust collection cavity 301 through the filter screen 304, the purpose of collection is achieved, and the dust impurities are prevented from directly entering the outer silencing barrel 1 to cause pollution.
Example III
Referring to fig. 1 and 2, based on the above embodiment 1 or 2, four groups of limiting blocks 202 are installed on the outer surface of the end pipe 2 below the air guiding opening a201, and the four groups of limiting blocks 202 are arranged on the outer surface of the end pipe 2 in an annular equidistant manner, when the dust collecting jacket 3 is meshed and screwed on the outer portion of the end pipe 2, the limiting blocks 202 have a certain blocking and positioning effect on the dust collecting jacket 3, so that the air guiding opening B302 and the air guiding opening a201 can be aligned.
Example IV
Referring to fig. 1, fig. 3, fig. 4 and fig. 5, based on the above embodiments 1, 2 or 3, the lower end of the dust collecting jacket 3 is provided with an annular mounting groove 5, the inner top wall of the annular mounting groove 5 is provided with ash discharging slots 501 penetrating through the annular dust collecting cavity 301, an annular cover plate 502 is mounted in the annular mounting groove 5 by screws, the surface of the annular cover plate 502 is adhered with a rubber sealing ring 503, the annular cover plate 502 can be detached regularly by screwing off the screws, dust impurities accumulated in the annular dust collecting cavity 301 can be cleaned by the ash discharging slots 501, and meanwhile, the annular cover plate 502 can be firmly mounted in the annular mounting groove 5 by screws, and the rubber sealing ring 503 has a good sealing effect.
Example five
Referring to fig. 6, based on the above embodiments 1, 2, 3 or 4, the positioning hole 103 is formed on the side of the inner top wall of the bottom mounting hole 101 located at the port of the through hole 102, the positioning column 402 is mounted on the end surface of the mounting end block 401, and the positioning column 402 is correspondingly matched with the positioning hole 103 in a plugging manner, the inner silencing cylinder 4 is inserted into the outer silencing cylinder 1 from the through hole 102, the mounting end block 401 is clamped into the bottom mounting hole 101, and is inserted into the positioning hole 103 in an aligned manner through the positioning column 402, so that a good positioning effect is achieved.
Example six
As shown in fig. 1 and 6, based on the above embodiments 1, 2, 3, 4 or 5, the fastening device includes an end slot 6 provided on one side of the bottom mounting hole 101 on the lower end surface of the outer muffler shell 1, a sliding hole 601 is provided on the inner wall of the end slot 6, the sliding hole 601 is communicated with the bottom mounting hole 101, and a fastening bolt 602 is slidably installed inside the sliding hole 601;
threaded holes 403 are formed in the outer side surface of the mounting end block 401, and the ends of fastening bolts 602 are correspondingly meshed with the threaded holes 403.
In this device after the installation end piece 401 location card is gone into to the bottom mounting hole 101 inside, insert inside the end groove 6 with the spanner and screw up fastening bolt 602 tip in screw hole 403 inside, can fix installation end piece 401 joint inside the bottom mounting hole 101, only need screw out fastening bolt 602 tip from screw hole 403 inside simultaneously, just can dismantle interior sound damping barrel 4 fast to be convenient for wash the clearance outside the inside of sound damping barrel 1 and interior sound damping barrel 4.
The working principle of the invention is as follows: the device works through the exhaust fan 305, air in the annular dust collection cavity 301 can be exhausted to the outside through the exhaust pipe 303, so that flowing air is formed, air entering through the end pipe 2 and mixed dust impurities sequentially pass through the flow guide opening A201 and the flow guide opening B302 and are sucked into the annular dust collection cavity 301, dust impurities in the air can be filtered and remain in the annular dust collection cavity 301 through the filter screen 304, the purpose of collection is achieved, the dust impurities are prevented from directly entering the outer silencing barrel 1 to cause pollution, meanwhile, the annular cover plate 502 can be periodically detached through screwing down a screw, dust impurities accumulated in the annular dust collection cavity 301 can be cleaned through the ash discharge notch 501, meanwhile, the annular cover plate 502 can be firmly installed in the annular installation groove 5 through the screw, and the rubber sealing ring 503 has a good sealing effect;
in the device, the inner silencing cylinder 4 is inserted into the outer silencing cylinder 1 from the through hole 102, the mounting end block 401 is clamped into the bottom mounting hole 101, and is inserted into the positioning hole 103 through the positioning column 402 in an aligned manner, so that a good positioning effect is achieved, after the mounting end block 401 is positioned and clamped into the bottom mounting hole 101, a spanner is inserted into the end groove 6, the end part of the fastening bolt 602 is screwed into the threaded hole 403, the mounting end block 401 can be clamped and fixed into the bottom mounting hole 101, and meanwhile, the inner silencing cylinder 4 can be quickly disassembled only by screwing the end part of the fastening bolt 602 out of the threaded hole 403, so that the inner silencing cylinder 1 and the inner silencing cylinder 4 can be conveniently washed and cleaned;
meanwhile, in the device, when the dust collection sleeve 3 is meshed and screwed outside the end pipe 2, the limiting block 202 has a certain blocking and positioning effect on the dust collection sleeve 3, and the alignment of the flow guide opening B302 and the flow guide opening A201 can be ensured.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present invention, and although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present invention.
Claims (5)
1. The utility model provides a combination formula dust removal silencer of making an uproar falls, includes outer noise elimination barrel (1) and end pipe (2), its characterized in that: the end pipe (2) is fixedly arranged at the upper end part of the outer silencing barrel (1), a dust collection jacket (3) is arranged outside the end pipe (2) through threaded engagement, a dust collection device is arranged inside the dust collection jacket (3), a bottom mounting hole (101) is formed in the bottom surface of the outer silencing barrel (1), a through hole (102) communicated with the inside of the outer silencing barrel (1) in a penetrating way is formed in the top wall of the bottom mounting hole (101), the inner diameter of the through hole (102) is smaller than the inner diameter of the bottom mounting hole (101), an inner silencing barrel (4) is slidably arranged inside the through hole (102), a mounting end block (401) is fixedly arranged at the bottom of the inner silencing barrel (4), the mounting end block (401) is clamped inside the bottom mounting hole (101), and a fastening device used for fixedly mounting the end block (401) is arranged on one side of the bottom end surface of the outer silencing barrel (1) located in the bottom mounting hole (101). A diversion port A (201) is formed above the outer surface of the end pipe (2) at equal intervals, and the diversion port A (201) is communicated with the inside of the end pipe (2) in a penetrating way; the dust collecting device comprises an annular dust collecting cavity (301) which is arranged in the dust collecting jacket (3), a flow guiding opening B (302) which is communicated with the annular dust collecting cavity (301) in a penetrating way is formed in the inner wall surface of the dust collecting jacket (3) at equal intervals, the position of the flow guiding opening B (302) corresponds to that of the flow guiding opening A (201), an exhaust pipe (303) which is communicated with the annular dust collecting cavity (301) in a penetrating way is arranged at the bottom of the outer surface of the dust collecting jacket (3) at equal intervals, a filter screen (304) is arranged at the inner port of the exhaust pipe (303), and an exhaust fan (305) is arranged in the filter screen (304); four groups of limiting blocks (202) are arranged on the outer surface of the end pipe (2) below the guide port A (201), and the four groups of limiting blocks (202) are arranged on the outer surface of the end pipe (2) in an annular equidistant mode.
2. A combined noise reducing and dust removing muffler as defined in claim 1, wherein: annular mounting grooves (5) are formed in the lower end of the dust collecting jacket (3), dust discharging grooves (501) penetrating through the annular dust collecting cavity (301) are formed in the inner top wall of the annular mounting grooves (5) at equal intervals, annular cover plates (502) are mounted in the annular mounting grooves (5) through screws, and rubber sealing rings (503) are adhered to the surfaces of the annular cover plates (502).
3. A combined noise reducing and dust removing muffler as defined in claim 1, wherein: the inner top wall of the bottom mounting hole (101) is provided with a positioning hole (103) at one side of the port of the through hole (102), a positioning column (402) is mounted on the surface of the end part of the mounting end block (401), and the positioning column (402) is correspondingly in plug-in fit with the positioning hole (103).
4. A combined noise reducing and dust removing muffler as defined in claim 1, wherein: the fastening device comprises an end groove (6) which is arranged on one side of the bottom mounting hole (101) on the surface of the lower end part of the outer silencing cylinder body (1), a sliding hole (601) is formed in the inner wall of the end groove (6), the sliding hole (601) is communicated with the bottom mounting hole (101) in a penetrating mode, and a fastening bolt (602) is slidably arranged in the sliding hole (601).
5. The combined noise reduction and dust removal muffler according to claim 4, wherein: threaded holes (403) are formed in the outer side surface of the mounting end block (401), and the end portions of the fastening bolts (602) are correspondingly meshed with the threaded holes (403).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210708853.5A CN115095732B (en) | 2022-06-22 | 2022-06-22 | Combined noise-reducing dust-removing muffler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210708853.5A CN115095732B (en) | 2022-06-22 | 2022-06-22 | Combined noise-reducing dust-removing muffler |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115095732A CN115095732A (en) | 2022-09-23 |
| CN115095732B true CN115095732B (en) | 2024-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210708853.5A Active CN115095732B (en) | 2022-06-22 | 2022-06-22 | Combined noise-reducing dust-removing muffler |
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| CN (1) | CN115095732B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1272048A (en) * | 1998-05-15 | 2000-11-01 | Seb公司 | Vacuum cleaner with tangential separation of trash |
| CN209519533U (en) * | 2018-12-25 | 2019-10-22 | 江西省君鑫贵金属科技材料有限公司 | For settling the disposal box of tail gas from incinerator |
| CN110549247A (en) * | 2019-09-15 | 2019-12-10 | 王新元 | hand-held type electric tool protection casing with dust collecting device |
| CN212594790U (en) * | 2020-07-13 | 2021-02-26 | 中南检测技术有限公司 | Dust collecting device for environmental protection |
| CN213117998U (en) * | 2020-07-06 | 2021-05-04 | 南京海元声学科技有限公司 | Miniature silencer of pipeline |
| CN215027381U (en) * | 2021-06-25 | 2021-12-07 | 四川聚汇兴源建筑工程设计有限公司 | Precision pipeline gas dust remover |
-
2022
- 2022-06-22 CN CN202210708853.5A patent/CN115095732B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1272048A (en) * | 1998-05-15 | 2000-11-01 | Seb公司 | Vacuum cleaner with tangential separation of trash |
| CN209519533U (en) * | 2018-12-25 | 2019-10-22 | 江西省君鑫贵金属科技材料有限公司 | For settling the disposal box of tail gas from incinerator |
| CN110549247A (en) * | 2019-09-15 | 2019-12-10 | 王新元 | hand-held type electric tool protection casing with dust collecting device |
| CN213117998U (en) * | 2020-07-06 | 2021-05-04 | 南京海元声学科技有限公司 | Miniature silencer of pipeline |
| CN212594790U (en) * | 2020-07-13 | 2021-02-26 | 中南检测技术有限公司 | Dust collecting device for environmental protection |
| CN215027381U (en) * | 2021-06-25 | 2021-12-07 | 四川聚汇兴源建筑工程设计有限公司 | Precision pipeline gas dust remover |
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| Publication number | Publication date |
|---|---|
| CN115095732A (en) | 2022-09-23 |
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Effective date of registration: 20231205 Address after: No. 1-09, Second Industrial Park, Dapeng Town, Tongshan District, Xuzhou City, Jiangsu Province, 221000 Applicant after: Jiangsu Qianjing Environmental Protection Technology Co.,Ltd. Address before: 221000 Dapeng Town, Tongshan District, Xuzhou City, Jiangsu Province Applicant before: XUZHOU RUITIAN CONSTRUCTION MACHINERY Co.,Ltd. |
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