CN206875028U - Airduct silencer - Google Patents
Airduct silencer Download PDFInfo
- Publication number
- CN206875028U CN206875028U CN201720598397.8U CN201720598397U CN206875028U CN 206875028 U CN206875028 U CN 206875028U CN 201720598397 U CN201720598397 U CN 201720598397U CN 206875028 U CN206875028 U CN 206875028U
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- China
- Prior art keywords
- airduct
- housing
- corner
- silencer according
- plate body
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Abstract
The utility model discloses a kind of airduct silencer, its drip irrigation device includes housing, vented cavity is provided with the housing, corner protector is welded with the corner of the housing, the corner protector includes three joint faces for fitting in three end faces on housing corner respectively, three joint face integrally connecteds, the welding hole for welding is provided with three joint faces, and the utility model has the effect of lifting housing corner seals.
Description
Technical field
Ventilation shaft is the utility model is related to, more specifically it is related to a kind of airduct silencer.
Background technology
At present, notification number is that CN205606071U Chinese patent discloses a kind of removable ventilation shaft silencer, including
Muffler shell, muffler shell top and bottom set upper acoustical plate and lower acoustical plate, upper acoustical plate and lower acoustical plate respectively
Between be provided with plug-type middle acoustical plate, plug-type middle acoustical plate is located on sliding rail, upper acoustical plate, it is plug-type among inhale
Silencing channel is formed between sound piece, lower acoustical plate.
Above-mentioned airduct silencer is similar in the prior art, and its housing is welded and fixed by polylith panel；In panel
The end of welding can all have a corner, and the position that corner welding can weld is less, so as to often resulting in corner it is possible that
Situation about leaking out.
Utility model content
In view of the deficienciess of the prior art, the purpose of this utility model is to provide a kind of airduct silencer, its advantage
It is to lift housing corner seals.
To achieve the above object, the utility model provides following technical scheme：A kind of airduct silencer, including housing,
Vented cavity is provided with the housing, corner protector is welded with the corner of the housing, the corner protector includes three difference
Fit in the joint face of three end faces on housing corner, three joint face integrally connecteds, be all provided with three joint faces
It is equipped with the welding hole for welding.
By using above-mentioned technical proposal, when corner protector is fixed on the corner of housing, three joint faces difference of corner protector
Three end faces being bonded on housing corner；Afterwards by being welded in three welding holes so that three joint faces respectively with housing
Three end faces be welded and fixed；And because three joint faces on corner protector are integrally connecteds；So it is fixed on housing in corner protector
On corner on after, can be stably by corner seals；Lift housing corner seals.
The utility model is further arranged to：The welding hole is arranged at middle part of the joint face away from corner side.
By using above-mentioned technical proposal, welding hole is arranged far from the side of corner, welds, makes in the edge of joint face
It must weld more convenient；And welding hole is arranged on to the middle part of joint face, it is easy to carry out the edge of corner protector more comprehensive sealing.
The utility model is further arranged to：The edge of the corner protector is provided with the protection face of arc.
By using above-mentioned technical proposal, the protection face of arc is set in the edge of corner protector, enables to corner protector first
Can be more convenient by stamping；Secondly protection face can play a protective role, when the corner of reduction people and corner protector scrapes,
Injury of the corner protector to people.
The utility model is further arranged to：Both sides of the vented cavity along direction of ventilation are welded with logical for connecting
The connection edge of wind pipeline.
By using above-mentioned technical proposal so that airduct silencer is connected by connecting edge with remaining part, without
Remaining part is fixed on housing；So as to ensure the intensity after housing connects.
The utility model is further arranged to：The connection is provided with flange along the side away from housing, on the flange
It is provided with the connecting hole for connecting ventilation shaft.
By using above-mentioned technical proposal, by along upper setting flange, setting connecting hole in connection on flange, passing through flange
On connecting hole be connected with ventilation shaft, so as to can ensure to seal after airduct silencer connects with ventilation shaft.
The utility model is further arranged to：Annular groove is provided with the flange, sealing is provided with the annular groove
Circle.
By using above-mentioned technical proposal, by sealing ring, the compactness that flange is connected with ventilation shaft can be lifted, from
And improve the sealing that airduct silencer is connected with ventilation shaft.
The utility model is further arranged to：Some muffler plates parallel with direction of ventilation are provided with the vented cavity and are consolidated
Surely it is connected to the noise elimination wall of the four sides side wall of vented cavity.
It is not what is moved horizontally because the wind in ventilation shaft is in flowing by using above-mentioned technical proposal；Work as wind
After entering vented cavity, wind can pass through from muffler plate and noise elimination wall, so as to which muffler plate and noise elimination wall reduce wind and produced in flowing
Raw noise, play the effect of noise elimination.
The utility model is further arranged to：The noise elimination wall includes the first plate body, is uniformly distributed on first plate body
There is through hole, and noise elimination cotton is filled with the space between the first plate body and housing.
By using above-mentioned technical proposal, coordinated by the first plate body with housing and fix noise elimination cotton；When in ventilation shaft
It is distinguished and admirable to housing when, wind can be absorbed, eliminated the noise by noise elimination cotton.
The utility model is further arranged to：The muffler plate includes two pieces of second plate bodys be arrangeding in parallel and is filled in two
Noise elimination cotton between the plate body of block second, two pieces of second plate bodys are evenly distributed with through hole.
By using above-mentioned technical proposal, noise elimination cotton is filled between two piece of second plate body so that noise elimination cotton is by stably solid
It is fixed；And through hole is set on two piece of second plate body so that the wind energy in vented cavity is enough entered in noise elimination cotton, allows noise elimination cotton to subtract
Noise caused by small wind flow.
The utility model is further arranged to：The muffler plate is towards being fixedly connected with wind-guiding edge, institute on the both ends of ventilation
State wind-guiding and the both sides parallel to direction of ventilation are provided with inclined guide surface.
By using above-mentioned technical proposal, when wind is entered in vented cavity, guide surface can guide ventilation to both sides, so as to
Reduce it is distinguished and admirable enter impact of the vented cavity to muffler plate, have protective effect to muffler plate.
In summary, the utility model has advantages below：
1st, corner protector is fixed on housing corner, lifts the sealing of housing；
2nd, by setting muffler plate and the first plate body, there is good soundproof effect.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the enlarged diagram of A in Fig. 1；
Fig. 3 is the half-section diagram of the present embodiment.
Description of reference numerals：1st, housing；2nd, vented cavity；3rd, corner protector；4th, joint face；5th, welding hole；6th, protection face；7th, connect
Edge；8th, flange；9th, connecting hole；10th, noise elimination wall；11st, muffler plate；12nd, the first plate body；13rd, the second plate body；14th, annular groove；15、
Sealing ring；16th, wind-guiding edge；17th, guide surface；18th, noise elimination cotton.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
Embodiment, a kind of airduct silencer, as shown in figure 1, connecting edge with the both sides of housing 1 are fixedly welded on including housing 1
7；Through there is vented cavity 2 in housing 1, sound attenuation assembly is provided with vented cavity 2.Housing 1 is connected by connection along 7 and ventilation shaft
Connect, after housing 1 is connected with ventilation shaft, vented cavity 2 and ventilation shaft UNICOM, when the wind of ventilation shaft enters vented cavity 2, by
In the absorption of sound attenuation assembly, so as to reduce noise caused by wind flow.
Formed as shown in figure 1, housing 1 is surrounded by four pieces of panels, two-by-two by being welded and fixed between adjacent panels.And in shell
Corner protector 3 is provided with the corner of the outside of body 1 welding；With reference to Fig. 2, corner protector 3 include three integrally connecteds joint face 4 and one
Protection face 6, corner protector 3 is formed by punch process in the present embodiment.Three joint faces 4 are mutually perpendicular between any two.Protection face 6 is set
The edge of the boundary of joint face 4 is placed in, is shaped as the arc of evagination.Running through at the middle part of three protection faces 6 simultaneously has welding hole
5.When corner protector 3 is fixed on the corner of housing 1, three joint faces 4 of corner protector 3 are bonded three ends on the corner of housing 1 respectively
Face；Afterwards by being welded in three welding holes 5 so that three joint faces 4 consolidate with three end faces of housing 1 fix respectively.
So as to after the fixation of corner protector 3, the sealing of the edge of housing 1 be effectively improved, also play protection to a certain extent
Effect.
As shown in Figure 1,3, connect outwards to turn down along 7 sides away from housing 1 and have flange 8, on four corners of flange 8
Connecting hole 9 is worn, and the radially inner side of connecting hole 9 is provided with annular groove 14 in flange 8, sealing ring is connected with annular groove 14
15；Therefore connection passes through connecting hole 9 and ventilation shaft bolt connection along 7；And after connection is along 7 and ventilation shaft bolt connection,
Sealing ring 15 can be extruded, so as to lift connection along the compactness connected between 7 and ventilation shaft.
As shown in Figure 1,3, sound attenuation assembly includes noise elimination wall 10, muffler plate 11 and wind-guiding along 16.The quantity of noise elimination wall 10 is
Four pieces, four pieces of noise elimination walls 10 are respectively arranged in four pieces of side walls of vented cavity 2.And noise elimination wall 10 includes the first plate body 12 and disappeared
Sound cotton 18, the both sides up and down of the first plate body 12 are connected by rivet with being connected along 7 inwall, and noise elimination cotton 18 is filled in first
In space between the plate body 12 of plate body 12 and first and housing 1.The quantity of muffler plate 11 is two pieces, and two pieces of muffler plates 11 are parallel logical
Wind direction is set；Muffler plate 11 includes two piece of second plate body 13 and noise elimination cotton 18, and two piece of second plate body 13 be arranged in parallel, eliminates the noise
Cotton 18 is filled between two piece of second plate body 13.Through hole is all evenly distributed with the first plate body 12 and the second plate body 13.So as to
Under the fixation of the first plate body 12 and the second plate body 13 so that noise elimination cotton 18 is stable to fix.First plate body 12 and the second plate body 13
On be provided with through hole, so as to enter in vented cavity 2 when wind, during by muffler plate 11 and noise elimination wall 10, in noise elimination cotton 18
Under absorption, effectively play a part of noise elimination.
As shown in Figure 1,3, wind-guiding is fixedly connected with the both ends of muffler plate 11 along 16 by rivet, wind-guiding along 16 parallel to
The both sides of direction of ventilation are provided with inclined guide surface 17；When wind is entered in vented cavity 2, guide surface 17 will can divulge information to both sides
Guiding, so as to reduce it is distinguished and admirable enter impact of the vented cavity 2 to muffler plate 11, have protective effect to muffler plate 11.
Preferred embodiment of the present utility model is the foregoing is only, is not limited to the utility model, it is all in this practicality
Within new design concept, any modification, equivalent substitution and improvements made etc., protection of the present utility model should be included in
Within the scope of.
Claims (10)
1. a kind of airduct silencer, including housing (1), the housing (1) is interior to be provided with vented cavity (2), it is characterised in that：It is described
Corner protector (3) is welded with the corner of housing (1), the corner protector (3) fits on housing (1) corner respectively including three
The joint face (4) of three end faces, three joint faces (4) integrally connected, it is provided with three joint faces (4) and is used for
The welding hole (5) of welding.
2. airduct silencer according to claim 1, it is characterised in that：It is remote that the welding hole (5) is arranged at joint face (4)
The middle part of corner side.
3. airduct silencer according to claim 1, it is characterised in that：The edge of the corner protector (3) is provided with arc
Protection face (6).
4. airduct silencer according to claim 1, it is characterised in that：Both sides of the vented cavity (2) along direction of ventilation
It is welded with the connection edge (7) for connecting ventilation shaft.
5. airduct silencer according to claim 4, it is characterised in that：Side of the connection along (7) remote housing (1)
Flange (8) is provided with, the connecting hole (9) for connecting ventilation shaft is provided with the flange (8).
6. airduct silencer according to claim 5, it is characterised in that：Annular groove (14) is provided with the flange (8),
Sealing ring (15) is provided with the annular groove (14).
7. airduct silencer according to claim 1, it is characterised in that：It is provided with the vented cavity (2) and ventilation side
To parallel some muffler plates (11) and the noise elimination wall (10) for the four sides side wall for being fixedly connected on vented cavity (2).
8. airduct silencer according to claim 7, it is characterised in that：The noise elimination wall (10) includes the first plate body
(12) through hole, is evenly distributed with first plate body (12), and is filled in the space between the first plate body (12) and housing (1)
There is noise elimination cotton (18).
9. airduct silencer according to claim 7, it is characterised in that：The muffler plate (11) be arranged in parallel including two pieces
The second plate body (13) and the noise elimination cotton (18) that is filled between two piece of second plate body (13), two pieces of second plate bodys (13) it is equal
It is even that through hole is distributed with.
10. airduct silencer according to claim 7, it is characterised in that：The muffler plate (11) is towards the both ends of ventilation
On be fixedly connected with wind-guiding along (16), the wind-guiding is provided with inclined guide surface along (16) parallel to the both sides of direction of ventilation
(17)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720598397.8U CN206875028U (en) | 2017-05-25 | 2017-05-25 | Airduct silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720598397.8U CN206875028U (en) | 2017-05-25 | 2017-05-25 | Airduct silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206875028U true CN206875028U (en) | 2018-01-12 |
Family
ID=61336960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720598397.8U Expired - Fee Related CN206875028U (en) | 2017-05-25 | 2017-05-25 | Airduct silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206875028U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228680A (en) * | 2020-09-28 | 2021-01-15 | 广船国际有限公司 | Silencing and flow guiding device |
-
2017
- 2017-05-25 CN CN201720598397.8U patent/CN206875028U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112228680A (en) * | 2020-09-28 | 2021-01-15 | 广船国际有限公司 | Silencing and flow guiding device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180112 Termination date: 20190525 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |