CN211032567U - Silencing air duct for rail transit - Google Patents
Silencing air duct for rail transit Download PDFInfo
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- CN211032567U CN211032567U CN201921733362.6U CN201921733362U CN211032567U CN 211032567 U CN211032567 U CN 211032567U CN 201921733362 U CN201921733362 U CN 201921733362U CN 211032567 U CN211032567 U CN 211032567U
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- wind channel
- water conservancy
- diversion structure
- conservancy diversion
- channel cavity
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Abstract
The utility model discloses an amortization wind channel for track traffic, including wind channel shell, upper portion water conservancy diversion structure, wind channel cavity and lower part water conservancy diversion structure, the inside of wind channel shell is provided with the wind channel cavity, the one end of wind channel cavity is provided with the air outlet, the other end of wind channel cavity is provided with the air intake, the mounting panel has all been welded on the surface of air outlet and air intake, the mounting hole has all been seted up on the surface of mounting panel, the intermediate position department of the inside upper end of wind channel cavity is provided with upper portion water conservancy diversion structure, the intermediate position department of the inside lower extreme of wind channel cavity is provided with lower part water conservancy diversion structure, upper portion water conservancy diversion structure with lower part water conservancy diversion structure all is provided with the amortization structure to. The utility model discloses a set up a series of structures and make this device have noise abatement and the characteristics of being convenient for installation.
Description
Technical Field
The utility model relates to a ventilation equipment technical field specifically is an amortization wind channel for track traffic.
Background
The rail transit is a type of transportation means or transportation system in which an operating vehicle needs to travel on a specific rail, and the most typical rail transit is a railway system consisting of a traditional train and a standard railway.
At present, ventilation equipment on rail transit uses very extensively, but ventilation pipe often in the use, because often can the noise production under the effect of wind current, influence the comfort level of the person of taking, the tuber pipe is connected simultaneously also more troublesome, is unfavorable for the installation, consequently, we have proposed a track traffic is with preventing wind channel solution problem of blockking up in order to solve this a series of problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a amortization wind channel for track traffic to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an amortization wind channel for track traffic, includes wind channel shell, upper portion water conservancy diversion structure, wind channel cavity and lower part water conservancy diversion structure, the inside of wind channel shell is provided with the wind channel cavity, the one end of wind channel cavity is provided with the air outlet, the other end of wind channel cavity is provided with the air intake, the mounting panel has all been welded on the surface of air outlet and air intake, the intermediate position department of the inside upper end of wind channel cavity is provided with upper portion water conservancy diversion structure, the intermediate position department of the inside lower extreme of wind channel cavity is provided with lower part water conservancy diversion structure, upper portion water conservancy diversion structure with lower part water conservancy diversion structure all is provided with the amortization structure to the.
Preferably, the surface of the mounting plate is provided with mounting holes.
Preferably, the filter screen is installed in the intermediate position department of connecting block inner wall, the surface at connecting block both ends has all been seted up the mounting hole, the connecting block passes through mounting hole and installation bolt with mounting panel fixed connection, the rubber ring is installed in the intermediate position department on connecting block surface.
Preferably, the number of the silencing structures on the surface of the upper diversion structure is two, and the number of the silencing structures on the surface of the lower diversion structure is one and is located in the middle of the two silencing structures on the upper portion.
Preferably, the surfaces of the upper diversion structure and the lower diversion structure are both provided with a diversion plate, the middle positions inside the upper diversion structure and the lower diversion structure are provided with glass fiber layers, and two sides of each glass fiber layer are both provided with weakening layers.
Preferably, the bottom of amortization structure is provided with the compound cotton of inhaling the sound, the compound cotton upper end of inhaling the sound is provided with the cotton layer of glass fiber, the upper end on the cotton layer of glass fiber is provided with the fibre cloth layer.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of being scientific and reasonable in structure, convenience safe in utilization, setting through upper portion water conservancy diversion structure and lower part water conservancy diversion structure, make overall structure have fine water conservancy diversion effect, inside the air passes through air intake entering wind channel, it is inside to be convenient for the air to flow into the tuber pipe under the effect of guide plate, reduce the production of inside pneumatic noise simultaneously, setting through inside weakened layer, strike the wind channel inner wall when being convenient for reduce the air current and flow, thereby avoid the noise that the inner wall vibration produced, setting through noise cancelling structure, make overall device have fine noise cancelling effect, advance the inside air in picture wind channel through the air intake and carry out the water conservancy diversion under the effect of guide plate, at the inside fibre cloth layer of noise cancelling structure, the cotton layer of glass fiber and the cotton effect of sound of inhaling is in conformity, the noise that produces with inside air current.
Through the setting of connecting block for overall structure has fine installation effect, can tie with the mounting panel fixed connection at wind channel both ends through mounting hole and installation, has strengthened holistic stability, through the setting of inside filter screen, makes overall structure have the effect of fine filtration dust, reduces the dust and to wind channel internal pollution.
Drawings
FIG. 1 is a schematic diagram of the structure of the device of the present invention;
fig. 2 is a schematic structural diagram of the connecting block of the present invention;
fig. 3 is a plan view of the sound-absorbing structure of the present invention.
In the figure: 1. an air duct housing; 2. an upper flow guide structure; 3. a baffle; 4. a sound deadening structure; 5. an air duct cavity; 6. an air outlet; 7. a lower flow guide structure; 8. connecting blocks; 9. an air inlet; 10. mounting a plate; 11. a weakening layer; 12. a glass fiber layer; 13. a filter screen; 14. a rubber ring; 15. installing a bolt; 16. Mounting holes; 17. a fiber cloth layer; 18. a glass fiber cotton layer; 19. and (4) compounding sound absorption cotton.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a amortization wind channel technical scheme for track traffic, including wind channel shell 1, upper portion water conservancy diversion structure 2, wind channel cavity 5 and lower part water conservancy diversion structure 7, the inside of wind channel shell 1 is provided with wind channel cavity 5, the one end of wind channel cavity 5 is provided with air outlet 6, the other end of wind channel cavity 5 is provided with air intake 9, mounting panel 10 has all been welded on the surface of air outlet 6 and air intake 9, the intermediate position department of the inside upper end of wind channel cavity 5 is provided with upper portion water conservancy diversion structure 2, the intermediate position department of the inside lower extreme of wind channel cavity 5 is provided with lower part water conservancy diversion structure 7, the opposite of upper portion water conservancy diversion structure 2 and lower part water conservancy diversion structure 7 all is provided with amortization.
Preferably, the surface of the mounting plate 10 is provided with mounting holes 16 for facilitating the mounting and connection of the air duct.
Preferably, filter screen 13 is installed to the intermediate position department of connecting block 8 inner wall, is convenient for filter the dust in the air, and mounting hole 16 has all been seted up on the surface at connecting block 8 both ends, the erection joint in the wind channel of being convenient for, and connecting block 8 is tied 15 and mounting panel 10 fixed connection through mounting hole 16 and installation, and rubber ring 14 is installed to the intermediate position department on connecting block 8 surface, avoids the outflow of air.
Preferably, the number of the surface silencing structures 4 of the upper diversion structure 2 is two, and the number of the surface silencing structures 4 of the lower diversion structure 7 is one, and the two silencing structures 4 are positioned in the middle of the upper two silencing structures, so that the noise is reduced.
Preferably, the guide plates 3 are arranged on the surfaces of the upper guide structure 2 and the lower guide structure 7, the glass fiber layers 12 are arranged at the middle positions inside the upper guide structure 2 and the lower guide structure 7 for guiding air flow, and the weakening layers 11 are arranged on two sides of each glass fiber layer 12 to reduce noise generated by vibration of the inner wall.
Preferably, the bottom of sound-absorbing structure 4 is provided with the compound cotton 19 of inhaling sound, and the compound upper end of inhaling the cotton 19 of sound is provided with the cotton layer 18 of glass fiber, and the upper end on the cotton layer 18 of glass fiber is provided with fibre cloth layer 17 for whole sound effect of inhaling that has is fine, the noise abatement's of being convenient for production.
The working principle is as follows: air enters the air duct through the air inlet 9, the air is convenient to flow into the air duct under the action of the guide plate 3, the generation of internal pneumatic noise is reduced, the impact on the inner wall of the air duct when the air flow flows is convenient to reduce through the arrangement of the internal weakening layer 11, so that the noise generated by the vibration of the inner wall is avoided, the whole device has good noise reduction effect through the arrangement of the noise reduction structure 4, the air entering the air duct through the air inlet 9 is guided under the action of the guide plate 3, the noise generated by the internal air flow is absorbed under the action of the fiber cloth layer 17 and the glass fiber cotton layer 18 in the noise reduction structure 4 and the sound absorption cotton 19, the comfort level of a rider is improved, the whole structure has good installation effect through the arrangement of the connecting block 8, and can be fixedly connected with the installation plates 10 at the two ends of the air duct through the installation holes 16 and, the whole stability is enhanced, and the whole structure has a good dust filtering effect through the arrangement of the internal filter screen 13, so that the dust pollution to the inside of the air channel is reduced.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a amortization wind channel for track traffic, includes wind channel shell (1), upper portion water conservancy diversion structure (2), wind channel cavity (5) and lower part water conservancy diversion structure (7), its characterized in that: the inside of wind channel shell (1) is provided with wind channel cavity (5), the one end of wind channel cavity (5) is provided with air outlet (6), the other end of wind channel cavity (5) is provided with air intake (9), mounting panel (10) have all been welded on the surface of air outlet (6) and air intake (9), the intermediate position department of the inside upper end of wind channel cavity (5) is provided with upper portion water conservancy diversion structure (2), the intermediate position department of the inside lower extreme of wind channel cavity (5) is provided with lower part water conservancy diversion structure (7), upper portion water conservancy diversion structure (2) with the amortization structure (4) all are provided with to the opposite of lower part water conservancy diversion structure (7), wind channel shell (1) both ends mounting panel (10) are connected with the wind channel through connecting block.
2. The muffling air duct for rail transit of claim 1, wherein: the surface of the mounting plate (10) is provided with mounting holes (16).
3. The muffling air duct for rail transit of claim 2, wherein: filter screen (13) are installed to the intermediate position department of connecting block (8) inner wall, the surface at connecting block (8) both ends has all been seted up mounting hole (16), connecting block (8) pass through mounting hole (16) and installation bolt (15) with mounting panel (10) fixed connection, rubber ring (14) are installed to the intermediate position department on connecting block (8) surface.
4. A muffling air duct for rail transit according to claim 1 or 3, wherein: the number of the silencing structures (4) on the surface of the upper part flow guide structure (2) is two, the number of the silencing structures (4) on the surface of the lower part flow guide structure (7) is one, and the silencing structures are positioned in the middle positions of the upper part two silencing structures (4).
5. The muffling air duct for rail transit of claim 1, wherein: the surface of the upper diversion structure (2) and the surface of the lower diversion structure (7) are both provided with a diversion plate (3), the middle positions inside the upper diversion structure (2) and the lower diversion structure (7) are provided with glass fiber layers (12), and two sides of each glass fiber layer (12) are both provided with weakening layers (11).
6. A muffling air duct for rail transit according to claim 1 or 2, wherein: the bottom of amortization structure (4) is provided with compound sound cotton (19) of inhaling, the upper end of compound sound cotton (19) of inhaling is provided with glass fiber cotton layer (18), the upper end on glass fiber cotton layer (18) is provided with fibre cloth layer (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921733362.6U CN211032567U (en) | 2019-10-16 | 2019-10-16 | Silencing air duct for rail transit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921733362.6U CN211032567U (en) | 2019-10-16 | 2019-10-16 | Silencing air duct for rail transit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211032567U true CN211032567U (en) | 2020-07-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921733362.6U Active CN211032567U (en) | 2019-10-16 | 2019-10-16 | Silencing air duct for rail transit |
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| CN (1) | CN211032567U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830114A (en) * | 2021-09-15 | 2021-12-24 | 滁州市永通交通设备有限公司 | Glass fiber reinforced plastic air guide sleeve for high-speed rail and production process thereof |
-
2019
- 2019-10-16 CN CN201921733362.6U patent/CN211032567U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113830114A (en) * | 2021-09-15 | 2021-12-24 | 滁州市永通交通设备有限公司 | Glass fiber reinforced plastic air guide sleeve for high-speed rail and production process thereof |
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