CN102699785A - Silencer device - Google Patents
Silencer device Download PDFInfo
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- CN102699785A CN102699785A CN2012101972124A CN201210197212A CN102699785A CN 102699785 A CN102699785 A CN 102699785A CN 2012101972124 A CN2012101972124 A CN 2012101972124A CN 201210197212 A CN201210197212 A CN 201210197212A CN 102699785 A CN102699785 A CN 102699785A
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- noise reduction
- threaded portion
- ventilating opening
- reduction part
- post
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Abstract
The invention relates to a silencer device for an angular windmill. The silencer device comprises a supporting seat, a first silencer part and a second silencer part, wherein the supporting seat is shaped like a table body, and the first silencer body and the second silencer body are bucket-shaped, respectively connected with the supporting seat and arranged on the supporting seat. The silencer device has the benefits as follows: the noise caused by air flow in an air outlet is reduced, the injury on the body of an operator is reduced, and the silencer device can be conveniently dismounted and cleaned due to the thread design.
Description
Technical field
The present invention relates to machine tool, relate in particular to the muffler assembly that a kind of angle pneumatic grinding mill uses.
Background technology
The angle pneumatic grinding mill is one of mechanized tool; Be applicable to the preceding groove of welding in the welding procedure; The reconditioning or the sheet metal of weld seam and welding back seam surface; In manufacturings such as machine tool, automobile and tractor, shipbuilding, use extensively, can enhance productivity, the raising suface processing quality reduces labor intensity.
In existing angle pneumatic grinding mill, air outlet produces strong strand air-flow, when producing a large amount of noise, operative employee's ear-drum is damaged.
Summary of the invention
The purpose of this invention is to provide and a kind ofly can reduce the pneumatic grinding mill noise, reduce muffler assembly operating personnel's actual bodily harm.
According to an aspect of the present invention, a kind of muffler assembly is provided, has comprised bearing; The first noise reduction part and the second noise reduction part; Bearing is stage body, and the first noise reduction part and the second noise reduction part are tubbiness, and the first noise reduction part is connected with bearing respectively with the second noise reduction part and is arranged on the bearing.Be arranged on the bearing through the first noise reduction part and the second noise reduction part, constitute muffler assembly.
In some embodiments; Bearing comprises a seat body and is arranged at a connecting hole post of seat body one side top; The bearing body surface is shaped as triangle, and connecting hole post two ends connect and opening, and the side surface that bearing is not provided with the connecting hole post is provided with first ventilating opening; First ventilating opening is identical with connecting hole post bore, and the end that the connecting hole post is not connected with first ventilating opening is provided with second ventilating opening.Bearing is connected with the pneumatic grinding mill air outlet, and air-flow is discharged from air outlet in the pneumatic grinding mill course of work, gets into muffler assembly through the connecting hole post.
In some embodiments; Connecting hole post cylinder sidewall is provided with first threaded portion and second threaded portion near an end of a seat body; First threaded portion, one end is connected with a seat body; First threaded portion is not provided with second threaded portion with the end surfaces that a seat body is connected, and the anchor ring diameter of first threaded portion is greater than the anchor ring diameter of second threaded portion.
In some embodiments, the bearing body surface is shaped as polygon.Bearing body surface shape should be corresponding with the pneumatic grinding mill air outlet, and when the pneumatic grinding mill air outlet was other arbitrary polygon shapes, the bearing body surface also can be polygon.
In some embodiments, the first noise reduction part comprises first body, the 3rd ventilating opening and first through hole; First body is barrel-shaped; First body, one end opening place is the 3rd ventilating opening, and the 3rd ventilating opening overall diameter is greater than first ventilating opening and the second ventilating opening overall diameter, and the 3rd ventilating opening overall diameter equates with the anchor ring overall diameter of first threaded portion; The first body post jamb upper edge anchor ring is provided with a plurality of first through holes, forms first passage between the first noise reduction part post jamb inboard and the connecting hole post post jamb outside.
In some embodiments, first body is provided with second internal thread that matches with second threaded portion near the post jamb inboard of the 3rd ventilating opening.Second internal thread and the second threaded portion interlock and screw on the first noise reduction part are fixed the first noise reduction part and bearing.The screw thread design makes that muffler assembly is for convenience detach and clears up.
In some embodiments, the open surface area sum of a plurality of first through holes is greater than the open surface area of first ventilating opening.
In some embodiments; Second muffler comprises second body, and the four-way air port and second through hole, second body are barrel-shaped; Second body, one end opening place is the four-way air port; Four-way air port overall diameter is greater than the first threaded portion anchor ring overall diameter, and the second body lower surface is provided with a plurality of second through holes, forms second channel between the second noise reduction part post jamb inboard and the first noise reduction part post jamb outside.
In some embodiments, second body is provided with first internal thread that matches with first threaded portion near the post jamb inboard in four-way air port.First internal thread and the first threaded portion interlock and screw on the second noise reduction part, make the second noise reduction part fixing with bearing on.The screw thread design makes that muffler assembly is for convenience detach and clears up.
In some embodiments, the open surface area sum of a plurality of second through holes is greater than the open surface area of first ventilating opening
Description of drawings
Fig. 1 is the cutaway view of muffler assembly in an embodiment of the present invention;
Fig. 2 is the bearing schematic perspective view of muffler assembly in an embodiment of the present invention;
Fig. 3 is the bearing vertical view of muffler assembly in an embodiment of the present invention;
Fig. 4 is the bearing upward view of muffler assembly in an embodiment of the present invention;
Fig. 5 is the bearing phantom cutaway view of muffler assembly in an embodiment of the present invention;
Fig. 6 is the first noise reduction part structural representation of muffler assembly in an embodiment of the present invention;
Fig. 7 is the second noise reduction part structural representation of muffler assembly in an embodiment of the present invention;
Fig. 8 is the second noise reduction part cutaway view of muffler assembly in an embodiment of the present invention.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment the present invention is done further to describe in detail explanation.
Fig. 1 to Fig. 8 has schematically shown the muffler assembly according to one embodiment of the present invention.As shown in the figure, muffler assembly comprises: bearing 100, the first noise reduction parts 200, the second noise reduction parts 300.The first noise reduction part 200 is connected with bearing 100 respectively with the second noise reduction part 300 and is arranged on the bearing 100.
To shown in Figure 5, bearing 100 is stage body like Fig. 2, and bearing 100 comprises a seat body 101 and is arranged at a connecting hole post 103 of seat body 101 1 sides top.Connecting hole post 103 two ends connect and opening; The side surface that bearing 100 is not provided with connecting hole post 103 is provided with first ventilating opening 105; First ventilating opening 105 is identical with connecting hole post 103 bores, and the other end that connecting hole post 103 is connected with first ventilating opening 105 is provided with second ventilating opening 107.It is triangular in shape to prop up seat body 101 surfaces, and an Atria drift angle place all is provided with installing hole 109 respectively.Prop up seat body 101 and be connected with the pneumatic grinding mill air outlet, seat body 101 surface configuration should be corresponding with the pneumatic grinding mill air outlet, and then in other embodiments of the present invention, seat body 101 surface also can be other shapes.
Connecting hole post 103 cylinder sidewalls are provided with first threaded portion 111 and second threaded portion 113 near an end of a seat body 101; First threaded portion, 111 1 ends are connected with a seat body 101; First threaded portion 111 is not provided with second threaded portion 113 with the end surfaces that a seat body 101 is connected, and the anchor ring diameter of first threaded portion 111 is greater than the anchor ring diameter of second threaded portion 113.
As shown in Figure 6, the first noise reduction part 200 comprises first body, 201, the three ventilating openings 203 and first through hole 205.First body 201 is that the cylinder of an end opening is barrel-shaped.First body, 201 1 end opening places are that the 3rd ventilating opening 203, the three ventilating openings 203 overall diameters are greater than first ventilating opening 105 and second ventilating opening, 107 overall diameters.The overall diameter of the 3rd ventilating opening 203 equals the anchor ring overall diameter of first threaded portion 111.First body 201 is provided with second internal thread 207 that matches with second threaded portion 113 near the post jamb inboard of the 3rd ventilating opening 203.First body, 201 post jamb upper edge anchor rings are provided with 6 first through holes 205.6 first through hole 205 openings are circular, and the surface area sum of 6 first through holes 205 is greater than the open surface area of first ventilating opening.The first noise reduction part, 200 second internal threads 207 and 113 interlocks of second threaded portion, and screw, then form first passage 209 between the first noise reduction part, the 200 post jambs inboard and the connecting hole post 103 post jambs outside.
To shown in Figure 8, the second noise reduction part 300 comprises second body, 301, the four-way air ports 303 and second through hole 305 like Fig. 7.Second body 301 is that the cylinder of an end opening is barrel-shaped.Second body, 301 1 end opening places are that 303, the four-way air ports, four-way air port, 303 overall diameters are greater than the 3rd ventilating opening 203 overall diameters.Four-way air port 303 overall diameters are greater than the anchor ring overall diameter of first threaded portion 111.Second body 301 is provided with first internal thread 307 that matches with first threaded portion 111 near the post jamb inboard in four-way air port 303.Second body, 301 lower surface are provided with 5 second through holes 305.5 second through hole 305 openings are circular, and the surface area sum of 5 second through holes 305 is greater than the open surface area of first ventilating opening.The second noise reduction part, 300 first internal threads 307 and 111 interlocks of first threaded portion, and screw, then form second channel 309 between the second noise reduction part, the 300 post jambs inboard and the first noise reduction part, the 200 post jambs outside.
During use, the first noise reduction part 200 is sheathed on the connecting hole post 103, and second internal thread 207 and 113 interlocks of second threaded portion and screw on the first noise reduction part 200 make the first noise reduction part 200 fixing.The second noise reduction part 300 is sheathed on the first noise reduction part 200, and first internal thread 307 and 111 interlocks of first threaded portion and screw on the second noise reduction part 300 are fixed on the seat body 101 the second noise reduction part 300.Form muffler assembly.
Screw passes installing hole 109, and muffler assembly is fixedly installed on the pneumatic grinding mill air outlet.Air-flow gets into muffler assemblies from first ventilating opening 105, and through connecting hole post 103 passages, with collision at the bottom of 201 inboard barrels of drum shape first bodies, current rate weakens, and forms noise reduction for the first time.After the noise reduction for the first time, after air communication is crossed first passage 209, pass 6 first through holes 205, with the collision of second body, 301 inwalls, current rate weakens once more, accomplishes noise reduction for the second time.Then, air-flow gets into second channel 309, pass collision at the bottom of 301 inboard barrels of second channel 309 and second bodies, and finally from 305 discharges of 5 second through holes, current rate weakens again, accomplishes noise reduction for the third time.
Be to be understood that; Though this specification is described according to embodiment; But be not that each embodiment only comprises an independently technical scheme, this narrating mode of specification only is for clarity sake, and those skilled in the art should make specification as a whole; Technical scheme among each embodiment also can form other embodiment that it will be appreciated by those skilled in the art that through appropriate combination.
The listed a series of detailed description of preceding text only is specifying to feasibility embodiment of the present invention; They be not in order to the restriction protection scope of the present invention, all do not break away from equivalent embodiment of the present invention or the change all should be included within protection scope of the present invention.
Claims (10)
1. muffler assembly; It is characterized in that; Device comprises bearing (100), the first noise reduction part (200) and the second noise reduction part (300), and said bearing (100) is stage body; The said first noise reduction part (200) is tubbiness with the said second noise reduction part (300), and the said first noise reduction part (200) is connected with bearing (100) respectively with the said second noise reduction part (300) and is arranged on the said bearing (100).
2. muffler assembly according to claim 1; It is characterized in that; Said bearing (100) comprises a seat body (101) and the connecting hole post (103) that is arranged at said seat body (101) one sides top; Said connecting hole post (103) two ends connect and opening; The side surface that said bearing (100) is not provided with said connecting hole post (103) is provided with first ventilating opening (105), and said first ventilating opening (105) is identical with said connecting hole post (103) bore, and the end that said connecting hole post (103) is not connected with said first ventilating opening (105) is provided with second ventilating opening (107).
3. muffler assembly according to claim 2; It is characterized in that; Said connecting hole post (103) cylinder sidewall is provided with first threaded portion (111) and second threaded portion (113) near an end of said seat body (101); Said first threaded portion (111) one ends are connected with said seat body (101); The end surfaces that said first threaded portion (111) is not connected with said seat body (101) is provided with said second threaded portion (113), and the anchor ring diameter of said first threaded portion (111) is greater than the anchor ring diameter of said second threaded portion (113).
4. according to claim 2,3 described muffler assemblies, it is characterized in that said seat body (101) surface configuration is a polygon.
5. according to each described muffler assembly of claim 1 to 3; It is characterized in that; The said first noise reduction part (200) comprises first body (201); The 3rd ventilating opening (203) and first through hole (205), said first body (201) is barrel-shaped, said first body (201) one end opening places are said the 3rd ventilating opening (203); Said the 3rd ventilating opening (203) overall diameter is greater than said first ventilating opening (105) and said second ventilating opening (107) overall diameter; Said the 3rd ventilating opening (203) overall diameter equates that with the anchor ring overall diameter of said first threaded portion (111) said first body (201) post jamb upper edge anchor ring is provided with a plurality of said first through holes (205), forms first passage (209) between said first noise reduction part (200) post jamb inboard and said connecting hole post (103) the post jamb outside.
6. muffler assembly according to claim 5 is characterized in that, said first body (201) is provided with second internal thread (207) that matches with said second threaded portion (113) near the post jamb inboard of said the 3rd ventilating opening (203).
7. muffler assembly according to claim 5 is characterized in that, the open surface area sum of said a plurality of first through holes (205) is greater than the open surface area of said first ventilating opening (105).
8. according to each described muffler assemblies of claim 1 or 2 or 3 or 5; It is characterized in that; Said second muffler () comprises second body (301), four-way air port (303) and second through hole (305), and said second body (301) is barrel-shaped; Said second body (301) one end opening places are said four-way air port (303); Said four-way air port (303) overall diameter is greater than said first threaded portion (111) anchor ring overall diameter, and said second body (301) lower surface is provided with a plurality of said second through holes (305), and inboard and said first noise reduction part (200) post jamb of said second noise reduction part (300) post jamb forms second channel (309) between the outside.
9. muffler assembly according to claim 8 is characterized in that, said second body (301) is provided with first internal thread (307) that matches with said first threaded portion (111) near the post jamb inboard in said four-way air port (303).
10. muffler assembly according to claim 8 is characterized in that, the open surface area sum of said a plurality of second through holes (305) is greater than the open surface area of said first ventilating opening (105).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101972124A CN102699785A (en) | 2012-06-15 | 2012-06-15 | Silencer device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101972124A CN102699785A (en) | 2012-06-15 | 2012-06-15 | Silencer device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102699785A true CN102699785A (en) | 2012-10-03 |
Family
ID=46892993
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012101972124A Pending CN102699785A (en) | 2012-06-15 | 2012-06-15 | Silencer device |
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| Country | Link |
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| CN (1) | CN102699785A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171608A (en) * | 2015-06-05 | 2015-12-23 | 吴志明 | Muffler device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050150717A1 (en) * | 2004-01-14 | 2005-07-14 | Persson Ulf M. | Silencer for pneumatic machines |
| CN201180573Y (en) * | 2008-03-21 | 2009-01-14 | 梁颂佩 | Silencer capable of directly replacing filter material |
| CN100528265C (en) * | 2006-08-02 | 2009-08-19 | 渤海船舶重工有限责任公司 | Silencing and ventilation apparatus for sealed ship's space |
| CN201650411U (en) * | 2010-04-01 | 2010-11-24 | 杭州天利空分设备制造有限公司 | Compound diffusion-type silencer |
| CN201778861U (en) * | 2010-08-23 | 2011-03-30 | 杭州普菲科空分设备有限公司 | Flow around type silencer |
| CN102394060A (en) * | 2011-10-01 | 2012-03-28 | 韩杰 | Muffler |
| CN202825466U (en) * | 2012-06-15 | 2013-03-27 | 葛明建 | Silencer device |
-
2012
- 2012-06-15 CN CN2012101972124A patent/CN102699785A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050150717A1 (en) * | 2004-01-14 | 2005-07-14 | Persson Ulf M. | Silencer for pneumatic machines |
| CN100528265C (en) * | 2006-08-02 | 2009-08-19 | 渤海船舶重工有限责任公司 | Silencing and ventilation apparatus for sealed ship's space |
| CN201180573Y (en) * | 2008-03-21 | 2009-01-14 | 梁颂佩 | Silencer capable of directly replacing filter material |
| CN201650411U (en) * | 2010-04-01 | 2010-11-24 | 杭州天利空分设备制造有限公司 | Compound diffusion-type silencer |
| CN201778861U (en) * | 2010-08-23 | 2011-03-30 | 杭州普菲科空分设备有限公司 | Flow around type silencer |
| CN102394060A (en) * | 2011-10-01 | 2012-03-28 | 韩杰 | Muffler |
| CN202825466U (en) * | 2012-06-15 | 2013-03-27 | 葛明建 | Silencer device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105171608A (en) * | 2015-06-05 | 2015-12-23 | 吴志明 | Muffler device |
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| PB01 | Publication | ||
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20121003 |