CN210861663U - Combined steel composite silencer - Google Patents
Combined steel composite silencer Download PDFInfo
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- CN210861663U CN210861663U CN201921895863.4U CN201921895863U CN210861663U CN 210861663 U CN210861663 U CN 210861663U CN 201921895863 U CN201921895863 U CN 201921895863U CN 210861663 U CN210861663 U CN 210861663U
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- inorganic silicon
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- magnesium
- silencing
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Abstract
The utility model discloses a combined steel composite muffler, which comprises a muffler box body, a top flange and a bottom flange, wherein the muffler box body is a rectangular box body formed by four muffler composite box plates, and two adjacent muffler composite box plates are respectively connected and fixed through a corner connecting piece; the silencing composite box plate is mainly formed by combining an inorganic silicon-magnesium outer plate and an inorganic silicon-magnesium inner plate, glass fiber silencing cotton is tightly pressed and filled between the inorganic silicon-magnesium outer plate and the inorganic silicon-magnesium inner plate, and a plurality of sound absorption holes are formed in the inorganic silicon-magnesium inner plate; the corner connecting piece comprises a first inserting part and a second inserting part; the top of the silencing box body is detachably connected with a top flange, and the bottom of the silencing box body is detachably connected with a bottom flange. The utility model discloses various noises inside noise reduction box or air pipe carry out amortization processing in inhaling the sound hole and getting into the glass fiber amortization cotton, greatly reduced air pipe outside noise pollution, have the amortization fall make an uproar, insulate against heat, effect such as heat preservation, fire prevention.
Description
Technical Field
The utility model relates to a amortization ventilation unit on the air pipe especially relates to a modular compound muffler of steel.
Background
Modern urban buildings are often higher and have a plurality of underground layers, so the ventilation pipeline is a necessary air circulation pipeline for inputting and outputting fresh air or cold and hot air, the existing ventilation pipeline generally adopts galvanized steel plates or glass magnesium air pipes, for example, the ventilation pipeline adopts galvanized steel plates, and due to the rising of the steel price and the rising of labor cost in this year, the cost for manufacturing the ventilation pipeline by the galvanized steel plates is higher and higher. If the ventilating duct adopts the glass magnesium air duct, although the glass magnesium air duct has the advantages of high strength, light weight, good fireproof performance, low comprehensive manufacturing cost and the like, the phenomena of air duct cracking, air leakage and even peeling and falling off are easy to occur after the conventional glass magnesium air duct is installed and connected. In summary, the existing ventilation duct is mostly made of metal materials, because the non-metal materials are difficult to meet the quality requirements, wind flow has wind resistance in the ventilation duct, and wind can also impact the inner wall of the ventilation duct, so that high noise is easily generated, people are difficult to feel in the ventilation duct, and noise pollution is caused; in addition, the common ventilating duct is formed by splicing and combining one ventilating duct, and the splicing and installation operation of the existing ventilating duct is troublesome; and current air pipe has the defect that heat preservation heat-proof quality is poor when carrying cold and hot air, for example when being used for the heating installation in the north, its air pipe loses the heat comparatively seriously, adopts metal material to make air pipe also can have the corruption risk.
SUMMERY OF THE UTILITY MODEL
Weak point to prior art exists, the utility model aims to provide a modular compound muffler of steel, connect gradually through the silencing box body and constitute air pipe, the silencing box body passes through the corner connecting piece by the compound boxboard of amortization and connects to form, the inside and outside two-layer is respectively by inorganic silicon magnesium planking and inorganic silicon magnesium inner panel of amortization compound boxboard, it has the glass fiber amortization cotton closely to fill between inorganic silicon magnesium planking and inorganic silicon magnesium inner panel, it inhales the sound hole to open on the inorganic silicon magnesium inner panel, various noises of silencing box body or air pipe inside carry out the amortization through inhaling in the sound hole gets into the glass fiber amortization cotton, greatly reduced the outside noise pollution of air pipe, it makes an uproar to have the amortization, it is thermal-insulated.
The purpose of the utility model is realized through the following technical scheme:
a combined steel composite silencer comprises a silencing box body, a top flange and a bottom flange, wherein the silencing box body is a rectangular box body formed by four silencing composite box plates, and two adjacent silencing composite box plates are connected and fixed through corner connecting pieces respectively; the noise reduction composite box plate is mainly formed by combining an inorganic silicon-magnesium outer plate and an inorganic silicon-magnesium inner plate, glass fiber noise reduction cotton is tightly pressed and filled between the inorganic silicon-magnesium outer plate and the inorganic silicon-magnesium inner plate, and a plurality of sound absorption holes are formed in the inorganic silicon-magnesium inner plate; the corner connecting piece comprises a first inserting part and a second inserting part, the first inserting part and the second inserting part are connected through an arc-shaped corner part, the first inserting part and the second inserting part are perpendicular to each other, a first inserting groove inserted with the side part of the silencing composite box board is formed in the first inserting part, and a second inserting groove inserted with the side part of the silencing composite box board is formed in the second inserting part; the top of the silencing box body is detachably connected with a top flange, and the bottom of the silencing box body is detachably connected with a bottom flange.
In order to realize better the utility model discloses, inorganic silicon magnesium planking and inorganic silicon magnesium inner panel are made by inorganic silicon magnesium material is compound, the compound boxboard of amortization is formed by inorganic silicon magnesium planking, the cotton, the inorganic silicon magnesium inner panel of glass fiber amortization closely suppression bonding.
Preferably, all the sound absorption holes are uniformly arranged on the inorganic silicon-magnesium inner plate in an array, and the sound absorption holes of the inorganic silicon-magnesium inner plate correspond to the glass fiber sound absorption cotton.
Preferably, the center of the top flange is an internal air duct A, the internal air duct A of the top flange is communicated with the inner cavity of the sound muffling box body, the top of the top flange is provided with a top connecting plate A, the bottom of the top flange is provided with a bottom connecting plate A parallel to the top connecting plate A, the top end face of the sound muffling box body is a flange connecting end face A, and the bottom connecting plate A of the top flange is detachably connected with the flange connecting end face A of the sound muffling box body.
Preferably, the center of the bottom flange is an internal air duct B, the internal air duct B of the bottom flange is communicated with the inner cavity of the sound attenuation box body, the top of the bottom flange is provided with a top connecting plate B, the bottom of the bottom flange is provided with a bottom connecting plate B parallel to the top connecting plate B, the bottom end face of the sound attenuation box body is a flange connecting end face B, and the top connecting plate B of the bottom flange is detachably connected with the flange connecting end face B of the sound attenuation box body.
Preferably, the side part of the silencing composite box plate is inserted into the first insertion groove or the second insertion groove of the corner connecting piece in an interference fit mode and is fixed through a screw.
Compared with the prior art, the utility model, have following advantage and beneficial effect:
(1) the utility model discloses a silencing box body connects gradually and constitutes air pipe, silencing box body passes through the corner connecting piece by the compound boxboard of amortization and connects to form, the compound boxboard of amortization is inside and outside two-layer respectively by inorganic silicon magnesium planking and inorganic silicon magnesium inner panel, it has glass fiber amortization cotton closely to fill between inorganic silicon magnesium planking and inorganic silicon magnesium inner panel, it inhales the sound hole to open on the inorganic silicon magnesium inner panel, the various noises of silencing box body or air pipe inside carry out the amortization processing in inhaling the sound hole entering glass fiber amortization cotton, greatly reduced the outside noise pollution of air pipe, it makes an uproar to have the amortization, thermal-insulated, keep warm.
(2) The utility model discloses an amortization composite box board is connected through the corner connecting piece and is constituteed, the corner connecting piece includes first grafting portion and second grafting portion, connect through arc corner portion between first grafting portion and the second grafting portion and form, first grafting portion and second grafting portion are mutually perpendicular, open the first inserting groove of pegging graft with amortization composite box board lateral part inside the first grafting portion, open the second inserting groove of pegging graft with amortization composite box board lateral part inside the second grafting portion, amortization composite box board lateral part is connected through the grafting mode with the corner connecting piece, in order to strengthen the firm performance of box, can strengthen fixedly through the screw still; compare traditional air pipe, it is the installation of coming to wholly transport, the utility model discloses can be at on-the-spot composite erection, the cost has just been practiced thrift to the transportation convenience.
(3) The utility model discloses pass through the detachable top flange of installing of screw at whistle box body top, the detachable bottom flange of installing of screw is passed through to whistle box body bottom, just so constitutes a whistle box body linkage unit, then loops through flange joint with each whistle box body linkage unit and constitutes amortization air pipe.
Drawings
Fig. 1 is a schematic view of an assembly structure of the present invention;
FIG. 2 is a schematic structural view of a composite noise damping boxboard;
FIG. 3 is a schematic structural diagram of an inorganic Si-Mg inner plate;
fig. 4 is a schematic structural view of a corner connector.
Wherein, the names corresponding to the reference numbers in the drawings are:
1-a silencing box body, 11-a flange connection end face A, 2-a silencing composite box plate, 3-a corner connecting piece, 31-a first inserting groove, 32-a second inserting groove, 33-an arc corner, 4-an inorganic silicon magnesium outer plate, 5-an inorganic silicon magnesium inner plate, 51-a sound absorption hole, 6-a silencing cotton installation cavity, 7-a top flange, 71-a top connecting plate A, 72-a bottom connecting plate A, 73-an internal air duct A, 8-a bottom flange, 81-a top connecting plate B, 82-a bottom connecting plate B, 83-an internal air duct B.
Detailed Description
The present invention will be described in further detail with reference to the following examples:
examples
As shown in fig. 1 to 4, a combined steel composite muffler comprises a muffler body 1, a top flange 7 and a bottom flange 8, wherein the muffler body 1 is a rectangular box body formed by four muffler composite box plates 2, and two adjacent muffler composite box plates 2 are respectively connected and fixed through corner connecting pieces 3. The silencing composite box board 2 is mainly formed by combining an inorganic silicon-magnesium outer board 4 and an inorganic silicon-magnesium inner board 5, glass fiber silencing cotton is tightly pressed and filled between the inorganic silicon-magnesium outer board 4 and the inorganic silicon-magnesium inner board 5 (as shown in fig. 2, a silencing cotton installation cavity 6 is formed between the inorganic silicon-magnesium outer board 4 and the inorganic silicon-magnesium inner board 5, glass fiber silencing cotton is hermetically filled in the silencing cotton installation cavity 6), and a plurality of sound absorption holes 51 are formed in the inorganic silicon-magnesium inner board 5. As shown in fig. 3, all the sound absorbing holes 51 are uniformly arranged in an array on the inorganic silicon-magnesium inner plate 5, and the sound absorbing holes 51 of the inorganic silicon-magnesium inner plate 5 correspond to the glass fiber sound absorbing cotton. The corner connecting piece 3 comprises a first inserting portion and a second inserting portion, the first inserting portion and the second inserting portion are connected through an arc-shaped corner portion 33 to form the corner connecting piece, the first inserting portion is perpendicular to the second inserting portion, a first inserting groove 31 which is inserted into the side portion of the silencing composite box board 2 is formed in the first inserting portion, and a second inserting groove 32 which is inserted into the side portion of the silencing composite box board 2 is formed in the second inserting portion. The top of the silencing box body 1 is detachably connected with a top flange 7, and the bottom of the silencing box body 1 is detachably connected with a bottom flange 8.
The utility model discloses preferred inorganic silicon magnesium planking 4 and inorganic silicon magnesium inner panel 5 are made by inorganic silicon magnesium material complex, and compound boxboard of amortization 2 is formed by inorganic silicon magnesium planking 4, the cotton, the inorganic silicon magnesium inner panel 5 of glass fiber amortization closely suppression bonding.
As shown in fig. 1, the center of the top flange 7 is an internal air duct a73, the internal air duct a73 of the top flange 7 is communicated with the inner cavity of the sound-deadening box body 1, the top of the top flange 7 is provided with a top connecting plate a71, the bottom of the top flange 7 is provided with a bottom connecting plate a72 parallel to the top connecting plate a71, the top end face of the sound-deadening box body 1 is a flange connecting end face a11, and the bottom connecting plate a72 of the top flange 7 is detachably connected with the flange connecting end face a11 of the sound-deadening box body. The center of the bottom flange 8 is an internal air duct B83, the internal air duct B83 of the bottom flange 8 is communicated with the inner cavity of the sound-deadening box body 1, the top of the bottom flange 8 is provided with a top connecting plate B81, the bottom of the bottom flange 8 is provided with a bottom connecting plate B82 parallel to the top connecting plate B81, the bottom end face of the sound-deadening box body 1 is a flange connecting end face B, and the top connecting plate B81 of the bottom flange 8 is detachably connected with the flange connecting end face B of the sound-deadening box body 1.
During the installation, the utility model discloses a compound boxboard of amortization 2 lateral parts interference fit peg graft in the first inserting groove 31 or the second inserting groove 32 of corner connecting piece 3 and through the fix with screw.
During the use, the utility model discloses a whistle box body 1 connects gradually into rectangular bodily form box through corner connecting piece 3 by four compound boxboards of amortization 2, compound boxboard of amortization 2 is by inorganic silicon magnesium planking 4, the glass fiber amortization is cotton, inorganic silicon magnesium inner panel 5 closely suppresses the bonding and forms, inorganic silicon magnesium planking 4 and inorganic silicon magnesium inner panel 5 are made by inorganic silicon magnesium material complex (inorganic silicon magnesium material is thermal-insulated, keep warm, the equal preferred of fire behavior, and unit weight is lighter than the metal moreover), it has a plurality of to inhale sound hole 51 to be the array on the inorganic silicon magnesium inner panel 5. The top flange 7 is detachably installed at the top of the sound attenuation box body 1 through screws, the bottom flange 8 is detachably installed at the bottom of the sound attenuation box body 1 through screws, thus a sound attenuation box body connecting unit is formed, then each sound attenuation box body connecting unit is connected through the flanges to form a sound attenuation ventilating pipeline, thus the sound attenuation ventilating pipeline has the functions of heat insulation, heat preservation, fire prevention, sound attenuation and the like, the airflow inside the sound attenuation box body 1 is contacted with the inorganic silicon magnesium inner plate 5, the airflow noise of the wind flow noise, the impact sound of the airflow and the inner wall of the sound attenuation box body 1 can enter the glass fiber sound attenuation cotton through all the sound absorption holes 51 of the inorganic silicon magnesium inner plate 5 to carry out sound attenuation treatment, various noises inside the sound attenuation box body 1 can be prevented from being transmitted to the outside of the sound attenuation box body 1, and.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (6)
1. The utility model provides a modular compound muffler of steel which characterized in that: the silencer comprises a silencing box body (1), a top flange (7) and a bottom flange (8), wherein the silencing box body (1) is a rectangular box body formed by four silencing composite box plates (2), and two adjacent silencing composite box plates (2) are respectively connected and fixed through corner connecting pieces (3); the noise reduction composite box plate (2) is mainly formed by combining an inorganic silicon-magnesium outer plate (4) and an inorganic silicon-magnesium inner plate (5), glass fiber noise reduction cotton is tightly pressed and filled between the inorganic silicon-magnesium outer plate (4) and the inorganic silicon-magnesium inner plate (5), and a plurality of sound absorption holes (51) are formed in the inorganic silicon-magnesium inner plate (5); the corner connecting piece (3) comprises a first inserting part and a second inserting part, the first inserting part and the second inserting part are connected through an arc-shaped corner part (33), the first inserting part and the second inserting part are perpendicular to each other, a first inserting groove (31) which is inserted into the side part of the silencing composite box board (2) is formed in the first inserting part, and a second inserting groove (32) which is inserted into the side part of the silencing composite box board (2) is formed in the second inserting part; the top of the silencing box body (1) is detachably connected with a top flange (7), and the bottom of the silencing box body (1) is detachably connected with a bottom flange (8).
2. A composite steel muffler according to claim 1, wherein: the inorganic silicon-magnesium outer plate (4) and the inorganic silicon-magnesium inner plate (5) are both made of inorganic silicon-magnesium materials in a composite mode, and the noise reduction composite box plate (2) is formed by tightly pressing and bonding the inorganic silicon-magnesium outer plate (4), glass fiber noise reduction cotton and the inorganic silicon-magnesium inner plate (5).
3. A composite steel muffler according to claim 1 or 2, wherein: all the sound absorption holes (51) are uniformly arranged on the inorganic silicon-magnesium inner plate (5) in an array, and the sound absorption holes (51) of the inorganic silicon-magnesium inner plate (5) correspond to the glass fiber silencing cotton.
4. A composite steel muffler according to claim 1, wherein: the center of the top flange (7) is an internal air duct A (73), the internal air duct A (73) of the top flange (7) is communicated with the inner cavity of the sound attenuation box body (1), the top of the top flange (7) is provided with a top connecting plate A (71), the bottom of the top flange (7) is provided with a bottom connecting plate A (72) parallel to the top connecting plate A (71), the top end face of the sound attenuation box body (1) is a flange connecting end face A (11), and the bottom connecting plate A (72) of the top flange (7) is detachably connected with the flange connecting end face A (11) of the sound attenuation box body (1).
5. A composite steel muffler according to claim 1 or 4, wherein: the bottom flange (8) center is inside wind channel B (83), the inside wind channel B (83) and the noise reduction box body (1) inner chamber of bottom flange (8) are linked together, bottom flange (8) top has top connecting plate B (81), bottom flange (8) bottom has bottom connecting plate B (82) that parallels with top connecting plate B (81), noise reduction box body (1) bottom terminal surface is flange joint terminal surface B, the detachable connection of the flange joint terminal surface B of top connecting plate B (81) and noise reduction box body (1) of bottom flange (8).
6. A composite steel muffler according to claim 1, wherein: the side part of the silencing composite box plate (2) is inserted into the first insertion groove (31) or the second insertion groove (32) of the corner connecting piece (3) in an interference fit mode and is fixed through screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921895863.4U CN210861663U (en) | 2019-11-06 | 2019-11-06 | Combined steel composite silencer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921895863.4U CN210861663U (en) | 2019-11-06 | 2019-11-06 | Combined steel composite silencer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210861663U true CN210861663U (en) | 2020-06-26 |
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ID=71290935
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921895863.4U Active CN210861663U (en) | 2019-11-06 | 2019-11-06 | Combined steel composite silencer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210861663U (en) |
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2019
- 2019-11-06 CN CN201921895863.4U patent/CN210861663U/en active Active
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