CN206134240U - Array type silencer - Google Patents
Array type silencer Download PDFInfo
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- CN206134240U CN206134240U CN201621073316.4U CN201621073316U CN206134240U CN 206134240 U CN206134240 U CN 206134240U CN 201621073316 U CN201621073316 U CN 201621073316U CN 206134240 U CN206134240 U CN 206134240U
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- conservancy diversion
- water conservancy
- support bar
- unit module
- array type
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Abstract
The utility model discloses an array type silencer, including a plurality of silencer unit modules and bracing piece, the both ends of silencer unit module set up fairing cap respectively, and the silencer unit module is the square matrix and arranges to on being fixed in the bracing piece through fairing cap, one end that fairing cap is located the bracing piece is the water conservancy diversion end, and the one end that is located the silencer unit module is the stiff end, the stiff end is the square, and the terminal surface of water conservancy diversion end is the rectangle, sets up the water conservancy diversion face between water conservancy diversion end and the stiff end, the width of bracing piece is b, and two upper and lower minor face length of terminal surface of water conservancy diversion end be b, the upper and lower both sides of terminal surface of water conservancy diversion end respectively and the distance between two upper and lower sides of silencer unit module be a, 0 satisfied <= a <= 4b between an and the b. The utility model provides an array type silencer, aim at improves the fairing cap of conventional platykurtic, reduces fairing cap's resistance loss.
Description
Technical field
This utility model is related to a kind of sound-deadening and noise-reducing equipment, more specifically, it relates to a kind of array type silencer.
Background technology
At the vent in the regions such as urban track traffic, factory's cooling tower and chimney, it usually needs along parallel current
Direction arranges acoustic filter.Authorization Notice No. discloses a kind of matrix form ventilation silencer for the Chinese patent of CN202630348U,
Including framework and some noise elimination posts, noise elimination post is uniformly distributed in framework and parallel to each other, and noise elimination post is arranged in arrays, different
All connected by connecting rod between noise elimination post and noise elimination post and framework.The utility model adopts array noise elimination post, noise elimination post
Size, and the distance between noise elimination post alterable is meeting the silencing noise requirement of different qualities.But the utility model
The shape of fair water cone on noise elimination post is not mentioned, in flat, drag losses is larger for conventional fair water cone profile.
Utility model content
In view of the shortcomings of the prior art, this utility model provides a kind of array type silencer, it is therefore intended that improve normal
The fair water cone of rule flat, reduces the drag losses of fair water cone.
For achieving the above object, this utility model provides following technical scheme：A kind of array type silencer, including it is some
Muffling unit module and support bar, the two ends of muffling unit module are respectively provided with fair water cone, and muffling unit module is arranged in array,
And it is fixed on support bar by fair water cone, it is water conservancy diversion end that the fair water cone is located at one end of support bar, positioned at muffling unit
One end of module is fixing end, and the fixing end is square, and the end face at water conservancy diversion end is rectangle, between water conservancy diversion end and fixing end
Guide face is set；The width of support bar is b, and upper and lower two bond lengths of end face at water conservancy diversion end are b, and the end face at water conservancy diversion end is upper and lower
The distance between two sides upper and lower with muffling unit module are a respectively on both sides, and 0≤a≤4b is met between a and b.
Using above technical scheme, some muffling unit modules are arranged according to array, and is fixed on structure on support bar
Into array type silencer.Fair water cone is fixed at the two ends of muffling unit module respectively, and the water conservancy diversion end of fair water cone is set to rectangle, leads
Stream end is linked into an integrated entity by cambered surface with fixing end, and cambered surface is guide face.Fair water cone is fixed on support bar by water conservancy diversion end, such as
When the minor face at phenolphthalein stream end is less than the width of support bar, fair water cone cannot be fixed on support bar；If the minor face at water conservancy diversion end is big
When the width of support bar, the part being exposed to outside support bar may affect the water conservancy diversion effect of fair water cone.By the short of water conservancy diversion end
While be set to it is identical with support bar width, air-flow when the gap of muffling unit module passes through, termination reduce fair water cone compare
The air drag that flat fair water cone is subject in prior art reduces.
Additionally, further defining the upper and lower both sides at water conservancy diversion end and the distance of the upper and lower two sides of muffling unit module and propping up
The relation of strut width, is distributed guide face radian between water conservancy diversion end and fixing end inconsistent, the long side at water conservancy diversion end and fixation
Cambered surface between end relatively relaxes, and the cambered surface between the minor face and fixing end at water conservancy diversion end is relatively protruded, so that each cambered surface of fair water cone
The air drag being subject to is of different sizes.Air draught is to four different direction diffusions, and air-flow is in the cambered surface of long side direction
The resistance being subject to is smaller, but the program reduces the drag losses that fair water cone is subject on the whole, is conducive to lifting array
The overall performance of acoustic filter, can apply to air flow and more relaxes, and need more to be oriented to air-flow one it is specific
The occasion in direction.
This utility model is further arranged to, and water conservancy diversion end arranges bolt hole, and water conservancy diversion end is fitted with support bar, the length at water conservancy diversion end
Side is be arranged in parallel with support bar, if the bolt hole on support bar and water conservancy diversion end is fixed by bolt stem.
Using above technical scheme, two bond lengths at water conservancy diversion end be reduced into it is identical with the width of support bar, by water conservancy diversion
End laminating Chong Die with support bar, is threaded hole at water conservancy diversion end, in the screwed hole fixing bolt at support bar and water conservancy diversion end, by water conservancy diversion
Cap is fixed on support bar.When air-flow circulates between the gap of muffling unit module, guide face is directly reached, is required no and is led
The end face at stream end, can further reduce the drag losses of fair water cone.
This utility model is further arranged to, and the fixing end of the fair water cone stretches out and is provided with socket part, socket part set
In muffling unit module；If socket part and muffling unit module are fixed by bolt stem.
Using above technical scheme, continue to be extended socket part in the fixing end of fair water cone, socket part can be socketed on
In muffling unit module, fixing end end face is identical with muffling unit module section, fair water cone and muffling unit module interference fit.
Further to fix fair water cone, if being fixed using bolt stem between fair water cone socket part and muffling unit module.
This utility model is further arranged to, and described support bar is square steel.
Using above technical scheme, in array type silencer, support bar is used to fix muffling unit module, it is therefore desirable to
Support bar possesses certain intensity, and this utility model fixes muffling unit module using square steel.
This utility model is further arranged to, end and water conservancy diversion end end face of the socket part away from fixing end in the fair water cone
The distance between be 120mm.
Using above technical scheme, the height of fair water cone is set to into 120mm, water conservancy diversion effect preferably, can be promoted the use of.
This utility model is further arranged to, and described support bar width is 40mm.
Using above technical scheme, the width of support bar is set to into 40mm, both ensure that the intensity of support bar, while and
The overall erasure effect of array type silencer will not be weakened.
This utility model is further arranged to, and the muffling unit inside modules arrange blocks of aluminum foam.
Using above technical scheme, when air-flow passes through in the gap of muffling unit module, change into fair water cone friction
Heat energy is dissipated, and arranges blocks of aluminum foam in the inside of muffling unit module, and foamed aluminium mesopore rate is high, and good heat conductivity.
Sound wave enters material internal along hole, occurs to rub with material, is converted into heat energy, reaches the effect of noise reduction.
Beneficial effect：The water conservancy diversion end of fair water cone in muffling unit module and fixing end are connected as one by cambered surface by the design
Body, water conservancy diversion end are set to rectangle, and rectangular minor face is identical with support bar width, and the minor face at water conservancy diversion end is set to and support
Bar width is identical, and, when the gap of muffling unit module passes through, the fair water cone that termination reduces is flat compared in prior art for air-flow
The air drag that flat-shaped fair water cone is subject to reduces.
Air draught to the different directions of guide face four spread when, air-flow long side direction the resistance that is subject to of cambered surface more
It is smaller, it is adaptable to which that air flow more relaxes, and need air-flow is more oriented to the occasion of a specific direction.
Description of the drawings
Plane graphs of the Fig. 1 for array type silencer；
Axonometric charts of the Fig. 2 for array type silencer；
Fig. 3 is the enlarged drawing of part A in Fig. 2；
Planar structure schematic diagrams of the Fig. 4 for fair water cone；
Side views of the Fig. 5 for array type silencer.
Description of reference numerals：1st, muffling unit module；111st, blocks of aluminum foam；12nd, fair water cone；121st, water conservancy diversion end；122nd, it is solid
Fixed end；123rd, socket part；124th, the first cambered surface；125th, the second cambered surface；2nd, support bar；3rd, framework.
Specific embodiment
A kind of array type silencer, as shown in figure 1, square formation of the arrangement of muffling unit module 1 for 5 × 5, each file disappears
Sound unit module 1 is uniformly fixed on support bar 2, and the two ends of support bar 2 are fixed in external frame 3, used in the present embodiment
Square steel is used as support bar 2.The axis of muffling unit module 1 is arranged along the direction with parallel current, and array type silencer is integrally pacified
Loaded in ventilation shaft.
With reference to Fig. 2 and Fig. 3, two terminations of muffling unit module 1 fix a fair water cone 12 respectively, and fair water cone 12 is close
One end of support bar 2 is water conservancy diversion end 121, is fixing end 122 near one end of muffling unit module 1, the water conservancy diversion end of fair water cone 12
121 end faces are rectangle, and fixing end 122 is square.The fixing end 122 of fair water cone 12 is extended a snare socket part 123, set
Socket part 123 and 1 interference fit of muffling unit module, the end face of the fixing end 122 of fair water cone 12 and the end face of muffling unit module 1
Size is identical, and fair water cone 12 is stuck in muffling unit module 1.Between the socket part 123 of fair water cone 12 and muffling unit module 1
Fixed using bolt.At water conservancy diversion end, the center of 121 two minor faces is respectively provided with a screwed hole, through support bar 2 and screwed hole
Fixing bolt, makes that muffling unit module 1 is firmer to be fixed on support bar 2.
With reference to Fig. 4, two the first cambered surfaces 124 on fair water cone 12, between the long side at water conservancy diversion end 121 and fixing end 122, are formed,
Two the second cambered surfaces 125 are formed between the minor face and fixing end 122 at water conservancy diversion end 121, the first cambered surface 124 and the second cambered surface 125 connect
Connect composition guide face；The width of support bar 2 is b, and upper and lower two bond lengths at water conservancy diversion end 121 are b, water conservancy diversion end 121 it is upper,
Following is a with the distance between 1 upper and lower two side of muffling unit module respectively, and relation is met between a and b：0≤a≤4b.
In fair water cone 12, socket part 123 is set to 120mm away from the distance between the end face of end and water conservancy diversion end 121 of fixing end 122,
The width of support bar 2 is set to 40mm.
With reference to the sectional view part in Fig. 5, in the inside filled and process aluminium block 111 of muffling unit module 1, further enhance
The erasure effect of array type silencer.
The water conservancy diversion end 121 of fair water cone 12 is reduced into into upper and lower minor face and 2 width identical rectangle of support bar, further
The area of 121 end face of water conservancy diversion end in fair water cone 12 is reduced, the drag losses of fair water cone 12 is reduced.Additionally, on fair water cone 12
125 cause not of uniform size of the first cambered surface 124 and the second cambered surface, dispersion of the air-flow in two cambered surfaces be uneven, it is adaptable to air
Flowing more relaxes, and needs air-flow is more oriented to the occasion of a specific direction, is conducive to lifting array noise elimination
The overall performance of device.
The above is only preferred implementation of the present utility model, and protection domain of the present utility model is not limited merely to
Above-described embodiment, all technical schemes belonged under this utility model thinking belong to protection domain of the present utility model.Should refer to
Go out, for those skilled in the art, some improvement under the premise of without departing from this utility model principle and
Retouching, these improvements and modifications also should be regarded as protection domain of the present utility model.
Claims (6)
1. a kind of array type silencer, including some muffling unit modules（1）And support bar（2）, muffling unit module（1）Two
End is respectively provided with fair water cone（12）, muffling unit module（1）Arrange in array, and pass through fair water cone（12）It is fixed on support bar
（2）On, it is characterised in that：The fair water cone（12）Positioned at support bar（2）One end be water conservancy diversion end（121）, positioned at muffling unit
Module（1）One end be fixing end（122）, the fixing end（122）For square, water conservancy diversion end（121）End face be rectangle,
Water conservancy diversion end（121）And fixing end（122）Between guide face is set；Support bar（2）Width be b, water conservancy diversion end（121）End face
Upper and lower two bond lengths be b, water conservancy diversion end（121）The upper and lower both sides of end face respectively with muffling unit module（1）Upper and lower two
The distance between side is a, and 0≤a≤4b is met between a and b；The muffling unit module（1）It is internal that blocks of aluminum foam is set
（111）.
2. array type silencer according to claim 1, it is characterised in that：Water conservancy diversion end（121）Bolt hole, water conservancy diversion end are set
（121）With support bar（2）Laminating, water conservancy diversion end（121）Long side and support bar（2）It is arranged in parallel, support bar（2）With water conservancy diversion end
（121）If on bolt hole fixed by bolt stem.
3. array type silencer according to claim 1, it is characterised in that：The fair water cone（12）Fixing end（122）
Stretch out and be provided with socket part（123）, socket part（123）It is sheathed on muffling unit module（1）On；Socket part（123）And noise elimination
Unit module（1）If being fixed by bolt stem.
4. array type silencer according to claim 1, it is characterised in that：Described support bar（2）For square steel.
5. array type silencer according to claim 3, it is characterised in that：The fair water cone（12）Middle socket part（123）
Away from fixing end（122）End and water conservancy diversion end（121）The distance between end face is 120mm.
6. array type silencer according to claim 4, it is characterised in that：Described support bar（2）Width is 40mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621073316.4U CN206134240U (en) | 2016-09-22 | 2016-09-22 | Array type silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621073316.4U CN206134240U (en) | 2016-09-22 | 2016-09-22 | Array type silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206134240U true CN206134240U (en) | 2017-04-26 |
Family
ID=58569631
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621073316.4U Active CN206134240U (en) | 2016-09-22 | 2016-09-22 | Array type silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206134240U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356129A (en) * | 2017-07-28 | 2017-11-17 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of denoising device of mechanical-draft cooling tower |
| CN109036366A (en) * | 2018-09-20 | 2018-12-18 | 郑州静邦噪声振动控制工程技术有限公司 | Array type silencer and its special-shaped muffling unit |
-
2016
- 2016-09-22 CN CN201621073316.4U patent/CN206134240U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107356129A (en) * | 2017-07-28 | 2017-11-17 | 中国电力工程顾问集团西北电力设计院有限公司 | A kind of denoising device of mechanical-draft cooling tower |
| CN109036366A (en) * | 2018-09-20 | 2018-12-18 | 郑州静邦噪声振动控制工程技术有限公司 | Array type silencer and its special-shaped muffling unit |
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| GR01 | Patent grant | ||
| GR01 | Patent grant |