CN209619878U - A kind of novel railway sound absorbing-insulating barrier - Google Patents
A kind of novel railway sound absorbing-insulating barrier Download PDFInfo
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- CN209619878U CN209619878U CN201920164206.6U CN201920164206U CN209619878U CN 209619878 U CN209619878 U CN 209619878U CN 201920164206 U CN201920164206 U CN 201920164206U CN 209619878 U CN209619878 U CN 209619878U
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- backboard
- bending part
- panel
- insulating barrier
- sound absorbing
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Abstract
The utility model relates to a kind of novel railway sound absorbing-insulating barriers, it includes panel, backboard, upper fastener, lower fastener, sound insulationg board and acoustical cotton, the backboard is the hollow shell structure of the side opening formed by punching plate bending, the panel upper and lower is respectively equipped with bending part one and bending part two, the panel is fastened on the back plate openings side by the bending part one and bending part two, and the hollow shell of sealing is formed with the backboard；The sound insulationg board and acoustical cotton are mounted between the upper fastener and lower fastener and are tightened together by fastening bolt and be placed in the hollow shell.
Description
Technical field
The utility model relates to Noise Prevention and Treatment technical field more particularly to a kind of novel railway sound absorbing-insulating barriers.
Background technique
Due to the rapid development of railway, the noise pollution generated in train travelling process is more serious.In order to reduce railway
The influence of noise is generally having resident to occupy residence setting sound barrier, with the route of transmission of truncation noise.Noise Barrier Works are thrown
Money is suitable for, and sound insulation effect is good, it has also become controls the important measures of traffic noise pollution.Country's high speed railway sound barrier at present
It is divided into metal sound barrier and non-metal sound barrier two major classes.Since metal backing formula sound barrier is easy for installation, technical maturity engineering
Using quite extensively.But metal type sound barrier pattern is various, is usually used in the metal type sound barrier unit of railroad noise harnessing project
The cell board that plate is combined into the form of two blocks of aluminium sheets are by initial denaturation snapping is in the majority.Two blocks of aluminium of acoustic barrier unit board in existing structure
Plate causes the waste of material in upper and lower cell board plush copper mating surface, material superposition.And two blocks of aluminium sheets are needed by mold pressure
System, multiple bending and molding, production technology is complicated, and difficulty of processing is big, high rejection rate；Because plush copper repetition cooperation is not tight after finished product assembling
It is close, gap is big, cause sound barrier install after whole height it is overproof the problems such as.Exist for existing railway metallic sound barrier unit board
Deficiency, the utility model proposes a kind of novel railway sound absorbing-insulating barrier, its purpose is to provide a kind of material utilization amounts it is few plus
Work simple process, soundproof effect are good, facilitate the novel railway sound absorbing-insulating barrier of construction.
Utility model content
That the technical problem to be solved by the utility model is to provide a kind of material utilization amounts is few, processing technology is simple, sound insulation effect
Fruit is good, facilitates the novel railway sound absorbing-insulating barrier of construction.
To solve the above problems, technical solution adopted in the utility model is:
A kind of novel railway sound absorbing-insulating barrier comprising panel, backboard, upper fastener, lower fastener, sound insulationg board and acoustical cotton,
The backboard is the hollow shell structure of the side opening formed by punching plate bending, and the panel upper and lower is respectively equipped with folding
Turn of bilge one and bending part two, the panel is fastened on the back plate openings side by the bending part one and bending part two, with institute
State the hollow shell that backboard forms sealing；The sound insulationg board and acoustical cotton are mounted between the upper fastener and lower fastener and pass through
Fastening bolt, which tightens together, to be placed in the hollow shell.
The backboard top is equipped with the intermediate washer to fit with its type face as a further improvement of the utility model,
Lower section is equipped with detent projection one on the left of the intermediate washer, and the backboard is equipped with the dentation to match with the detent projection one
Groove one；The intermediate washer lower right-hand side is equipped with detent projection two, is equipped with and the detent projection on the upside of the bending part one
Two-phase matched tooth-like recesses two are equipped with detent projection three on the downside of the bending part one, and the backboard is equipped with and the dentation
The raised matched tooth-like recesses three of three-phase.
Both ends are installed with single tube rubber vertically on the outside of the panel and backboard as a further improvement of the utility model,
Item.
The fastening bolt is when fastening the sound insulationg board and acoustical cotton as a further improvement of the utility model, In
The acoustical cotton side is equipped with pressure-bearing gasket, reduces the deformation that the acoustical cotton occurs when the fastening bolt tightens.
The reinforcing rib of protrusion is suppressed on the backboard as a further improvement of the utility model,.
Circular hole is uniformly provided on the panel as a further improvement of the utility model,.
The bending part two is V-shaped as a further improvement of the utility model, matches with the backboard bottom.
The beneficial effects of adopting the technical scheme are that
A kind of novel railway sound absorbing-insulating barrier provided by the utility model, the backboard and panel formed by bending are mutual
After snapping together, processing technology is simple, easy for construction, reduces the coincidence waste of material, improves stock utilization, panel
Space occupied greatly reduces after semi-finished product molding, facilitates and circulates between process；And it is even closer after backboard and panel combination, it is whole
Height-precision is secure；In construction, intermediate washer directly passes through detent projection and groove is assembled, instead of riveting before
Nail connection, it is quick and easy for installation, and sound insulation effect is good；By suppressing reinforcing rib in backboard, enhance the element bearing capacity of sound barrier.
The infrastructure product is not only able to meet the vibration bring impact of high-speed railway high-frequency air flow, while can also substantially reduce train driving
The noise of process.
Detailed description of the invention
It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art
Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below
In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art
Under the premise of labour, it can also be obtained according to these attached drawings other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the left view structural representation of the utility model.
Fig. 3 is the schematic cross-sectional view in Fig. 1 at A-A.
Fig. 4 is the schematic cross-sectional view in Fig. 1 at B-B.
Fig. 5 is the partial enlargement diagram in Fig. 3 at A.
Fig. 6 is the partial enlargement diagram in Fig. 3 at B.
Fig. 7 is the partial enlargement diagram in Fig. 4 at C.
Fig. 8 is the partial enlargement diagram in Fig. 5 at D.
Fig. 9 is the partial enlargement diagram in Fig. 5 at E.
Figure 10 is the structural schematic diagram of plate in the utility model.
Figure 11 is the structural schematic diagram of panel in the utility model.
Wherein: 1 panel, 1-1 bending part one, 1-2 bending part two, 2 backboards, 2-1 reinforcing rib, 3 upper fasteners, 4 lower fasteners, 5
Sound insulationg board, 6 acoustical cottons, 7 fastening bolts, 8 pressure-bearing gaskets, 9 intermediate washers, 10 single tube rubber strips, 11 plates, 12 circular holes, 13 teeth
Shape protrusion one, 14 tooth-like recesses one, 15 detent projections two, 16 tooth-like recesses two, 17 detent projections three, 18 tooth-like recesses three.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, in the following with reference to the drawings and specific embodiments
Clear, complete description is carried out to utility model.
A kind of novel railway sound absorbing-insulating barrier as shown in figs. 1-11 comprising panel 1, backboard 2, upper fastener 3, lower fastener
4, sound insulationg board 5 and acoustical cotton 6, the backboard 2 are the hollow shell structure of the side opening formed by 11 bending of punching plate, institute
It states 1 upper and lower of panel and is respectively equipped with two 1-2 of one 1-1 of bending part and bending part, one 1-1 of bending part is in "-" type, and described
Match at the top of backboard 2, two 1-2 of bending part is V-shaped, matches with 2 bottom of backboard, and the panel 1 passes through described
One 1-1 of bending part and two 1-2 of bending part is fastened on 2 open side of backboard, and the hollow shell of sealing is formed with the backboard 2.
After the sound insulationg board 5 and acoustical cotton 6 are mounted between the upper fastener 3 and lower fastener 4 and are tightened together by fastening bolt 7
It is placed in the hollow shell.It is uniformly provided with circular hole 12 on the panel 1, noise is absorbed.The upper fastener 3, lower button
The suction sound-insulation member and hollow shell that part 4, sound insulationg board 5 and acoustical cotton 6 form are reserved with resonating cativty.The utility model passes through folding
Bending at the backboard 2 and after panel 1 mutually snaps together, processing technology is simple, easy for construction, reduces the weight of material
Waste is closed, improves stock utilization, space occupied greatly reduces after the molding of panel semi-finished product, facilitates and circulates between process.And
Even closer after backboard and panel combination, whole height precision is secure.The infrastructure product is not only able to meet high-speed railway height
The impact of frequency airstream vibration bring, while the noise of train driving process can also be substantially reduced.
2 top of backboard is equipped with the intermediate washer 9 to fit with its type face, and the 9 left side lower section of intermediate washer is equipped with
Detent projection 1, the backboard 2 are equipped with the tooth-like recesses 1 to match with the detent projection 1；The middle pad
9 lower right-hand side of piece is equipped with detent projection 2 15, is equipped on the upside of one 1-1 of bending part and matches with the detent projection 2 15
Tooth-like recesses 2 16, the downside one 1-1 of bending part are equipped with detent projection 3 17, and the backboard 2 is equipped with convex with the dentation
Play 3 17 tooth-like recesses 3 18 to match.The intermediate washer 9 is embedding by the detent projection 1 and detent projection 2 15
Enter in the tooth-like recesses 1 and tooth-like recesses 2 16, it is quick and easy for installation instead of rivet interlacement before, and the effect that insulates against sound
Fruit is good.
The panel 1 and 2 outside both ends of backboard are installed with single tube rubber strip 10 vertically, for being interposed between the panel 1 and back
Between plate 2 and the mating surface of H profile steel.
The fastening bolt 7 is equipped with pressure-bearing pad when fastening the sound insulationg board 5 and acoustical cotton 6, in 6 side of acoustical cotton
Piece 8 reduces the deformation that the acoustical cotton 6 occurs when the fastening bolt 7 tightens.
The reinforcing rib 2-1 of protrusion is suppressed on the backboard 2.By suppressing reinforcing rib 2-1, enhancing on the backboard 2
The element bearing capacity of sound barrier.
Specifically used method is as follows:
First by panel 1 and backboard 2 through punching and bending and molding, then the sound insulationg board 5 and acoustical cotton 6 are placed in described
Between upper fastener 3 and lower fastener 4, and the sound insulationg board 5 and acoustical cotton 6 are fastened on one by fastening bolt 7 and pressure-bearing gasket 8
It rises.Then the suction sound-insulation member that the upper fastener 3, lower fastener 4, sound insulationg board 5 and acoustical cotton 6 form is put into backboard 2, then
Panel 1 is fastened on the backboard 2, when fastening panel 1, two 1-2 of bending part is first fastened on 1 lower part of backboard, then folding
One 1-1 of turn of bilge is fastened on 1 top of backboard, keeps the detent projection 3 17 on the panel 1 and the dentation on the backboard 2 recessed
Slot 3 18 snaps together.The insertion for carrying out the intermediate washer 9 again in site construction, that is, pass through the detent projection 1
It is embedded in the tooth-like recesses 1 and tooth-like recesses 2 16 with detent projection 2 15.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model, rather than its limitations；
Although the utility model is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that:
It can still modify to technical solution documented by previous embodiment, or be equal to part of technical characteristic
Replacement；And these are modified or replaceed, the utility model embodiment technical solution that it does not separate the essence of the corresponding technical solution
Spirit and scope.
Claims (7)
1. a kind of novel railway sound absorbing-insulating barrier, which is characterized in that it includes panel (1), backboard (2), upper fastener (3), lower buckles
Part (4), sound insulationg board (5) and acoustical cotton (6), the backboard (2) are the skies of the side opening formed by punching plate (11) bending
Heart shell structure, panel (1) upper and lower are respectively equipped with bending part one (1-1) and bending part two (1-2), the panel (1)
It is fastened on the backboard (2) open side by the bending part one (1-1) and bending part two (1-2), is formed with the backboard (2)
The hollow shell of sealing；The sound insulationg board (5) and acoustical cotton (6) are mounted between the upper fastener (3) and lower fastener (4) and lead to
It crosses fastening bolt (7) and tightens together and be placed in the hollow shell.
2. a kind of novel railway sound absorbing-insulating barrier according to claim 1, which is characterized in that backboard (2) top is set
There is the intermediate washer (9) to fit with its type face, lower section is equipped with detent projection one (13) on the left of the intermediate washer (9), described
Backboard (2) is equipped with the tooth-like recesses one (14) to match with the detent projection one (13)；Under on the right side of the intermediate washer (9)
Side is equipped with detent projection two (15), is equipped with the tooth to match with the detent projection two (15) on the upside of the bending part one (1-1)
Shape groove two (16), is equipped with detent projection three (17) on the downside of the bending part one (1-1), the backboard (2) be equipped with it is described
The tooth-like recesses three (18) that detent projection three (17) matches.
3. a kind of novel railway sound absorbing-insulating barrier according to claim 1, which is characterized in that the panel (1) and backboard
(2) outside both ends are installed with single tube rubber strip (10) vertically.
4. a kind of novel railway sound absorbing-insulating barrier according to claim 1, which is characterized in that fastening bolt (7) In
When fastening the sound insulationg board (5) and acoustical cotton (6), pressure-bearing gasket (8) are equipped in the acoustical cotton (6) side, are reduced described tight
Fixing bolt (7) deformation that the acoustical cotton (6) occurs when tightening.
5. a kind of novel railway sound absorbing-insulating barrier according to claim 1, which is characterized in that suppressed on the backboard (2)
There is the reinforcing rib (2-1) of protrusion.
6. a kind of novel railway sound absorbing-insulating barrier according to claim 1, which is characterized in that on the panel (1) uniformly
Equipped with circular hole (12).
7. a kind of novel railway sound absorbing-insulating barrier according to claim 1, which is characterized in that the bending part two (1-2)
It is V-shaped, match with the backboard (2) bottom.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920164206.6U CN209619878U (en) | 2019-01-30 | 2019-01-30 | A kind of novel railway sound absorbing-insulating barrier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920164206.6U CN209619878U (en) | 2019-01-30 | 2019-01-30 | A kind of novel railway sound absorbing-insulating barrier |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209619878U true CN209619878U (en) | 2019-11-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920164206.6U Active CN209619878U (en) | 2019-01-30 | 2019-01-30 | A kind of novel railway sound absorbing-insulating barrier |
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| CN (1) | CN209619878U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111962411A (en) * | 2020-08-31 | 2020-11-20 | 天工俐德科技发展有限公司 | Diversion ventilation sound absorption and insulation barrier structure |
-
2019
- 2019-01-30 CN CN201920164206.6U patent/CN209619878U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111962411A (en) * | 2020-08-31 | 2020-11-20 | 天工俐德科技发展有限公司 | Diversion ventilation sound absorption and insulation barrier structure |
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| CP01 | Change in the name or title of a patent holder |
Address after: 053000 No. 6, East Road, north industrial base, Hengshui, Hebei Patentee after: Tiangong Lide Technology Development Co., Ltd Address before: 053000 No. 6, East Road, north industrial base, Hengshui, Hebei Patentee before: Hebei Desheng Metal Mesh Co., Ltd. |