CN205877458U - Air pipe that shock attenuation noise cancelling effect is good - Google Patents
Air pipe that shock attenuation noise cancelling effect is good Download PDFInfo
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- CN205877458U CN205877458U CN201620764022.XU CN201620764022U CN205877458U CN 205877458 U CN205877458 U CN 205877458U CN 201620764022 U CN201620764022 U CN 201620764022U CN 205877458 U CN205877458 U CN 205877458U
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Abstract
The utility model provides an air pipe that shock attenuation noise cancelling effect is good, air pipe are linked to each other by at least 3 sections air pipe sections and form, the cross -section of metal internal tube and metal outer tube is the rectangle, metal outer tube suit is in metal internal tube, does the inner wall of the outer wall of every side of metal internal tube and every side of metal outer tube all have 2 4 arrange the mounting groove, the mounting groove of metal internal tube's outer wall corresponds mutually with the mounting groove of the inner wall of metal outer tube, coupling spring one end links to each other with the fixed magnetic sheet of inner tube, the coupling spring other end links to each other with the fixed magnetic sheet of outer tube, the fixed magnetic sheet of inner tube is fixed in the mounting groove of the metal internal tube's who corresponds outer wall, the fixed magnetic sheet of outer tube is fixed in the mounting groove of the inner wall of the metal outer tube that corresponds. The utility model discloses a 3D prints fashioned double skin duct, has the spring between inlayer pipeline and the outer layer pipeline, and spring spring deformation realizes building noise cancelling effect.
Description
Technical field
This utility model relates to ventilation shaft group field, particularly relates to the ventilation shaft that a kind of damping and silencing is effective.
Background technology
Ventilation shaft is mainly used in ventilating, and in ventilation process, often noise is relatively big, and then can affect ventilation effect,
If noise is excessive, also can affect production, the technology the most how realizing always one comparison of ventilation shaft damping and silencing difficult is asked
Topic, along with the development of technology, the most progressively molding of 3D printing technique.By 3D printing technique, related manufacturing process obtains
It is substantially improved.
Utility model content
In order to solve the problem of above-mentioned existence, this utility model provides the ventilation shaft that a kind of damping and silencing is effective, adopts
With the double-skin duct of 3D printing shaping, having spring between inner layer pipe and outer layer pipe, spring spring deformation realizes building noise reduction
Effect, for reaching this purpose, this utility model provides the ventilation shaft that a kind of damping and silencing is effective, and ventilation shaft is by least 3 sections
Ventilation duct section is connected and forms, every section of ventilation duct section include metal inner pipe, inner tube fix magnetic sheet, connect spring, outer tube is fixed
Magnetic sheet and metal outer pipe, the cross section of described metal inner pipe and metal outer pipe is rectangle, and described metal outer pipe is sleeved on metal inner pipe
In, the inwall of the outer wall of each side of described metal inner pipe and each side of metal outer pipe all has 2-4 to arrange mounting groove, described
The mounting groove of the mounting groove of the outer wall of metal inner pipe and the inwall of metal outer pipe in correspondence with each other, described connection spring one end and inner tube
Fixing magnetic sheet is connected, and the described connection spring other end is fixed magnetic sheet with outer tube and is connected, and said inner tube is fixed magnetic sheet and is fixed on correspondence
Metal inner pipe outer wall mounting groove in, the mounting groove of inwall that magnetic sheet is fixed on the metal outer pipe of correspondence fixed by described outer tube
In.
Further improvement of the utility model, the outer wall of each side of described metal inner pipe and each side of metal outer pipe
The inwall in face all has 2 row's mounting grooves, and often row's mounting groove has 2-3, and this utility model can arrange corresponding peace according to actual needs
Tankage.
The ventilation shaft that a kind of damping and silencing of this utility model is effective, this ventilation shaft has two-layer, and pipe layers is very thin, interior
There is spring between pipe outer wall and outer tube wall, reach silencing and damping effect, not only good damping effect by the shake of spring, and
Easy accessibility, certain protective role is played in the internal portion of outsourcing pipeline.
Accompanying drawing explanation
Fig. 1 is this patent schematic diagram.
Fig. 2 is this patent internal structure schematic diagram.
Illustrate；
1, metal inner pipe；2, inner tube fixes magnetic sheet；3, spring is connected；4, magnetic sheet fixed by outer tube；5, metal outer pipe.
Detailed description of the invention
With detailed description of the invention, this utility model is described in further detail below in conjunction with the accompanying drawings:
This utility model provides the ventilation shaft that a kind of damping and silencing is effective, uses the double-skin duct of 3D printing shaping,
Having spring between inner layer pipe and outer layer pipe, spring spring deformation realizes building erasure effect.
As this utility model one embodiment, this utility model provides the ventilation shaft that a kind of damping and silencing is effective,
Ventilation shaft is connected by least 3 sections of ventilation duct section and forms, and every section of ventilation duct section includes that metal inner pipe 1, inner tube fix magnetic sheet
2, connect spring 3, outer tube fixes magnetic sheet 4 and metal outer pipe 5, and the cross section of described metal inner pipe 1 and metal outer pipe 5 is rectangle, institute
State metal outer pipe 5 to be sleeved in metal inner pipe 1, the outer wall of each side of described metal inner pipe 1 and each side of metal outer pipe 5
The inwall in face all has 2-4 to arrange the mounting groove of mounting groove, the mounting groove of the outer wall of described metal inner pipe 1 and the inwall of metal outer pipe 5
In correspondence with each other, described connection spring 3 one end is fixed magnetic sheet 2 and is connected with inner tube, and magnetic fixed by described connection spring 3 other end and outer tube
Sheet 4 is connected, and said inner tube is fixed in the mounting groove of the outer wall that magnetic sheet 2 is fixed on corresponding metal inner pipe 1, and magnetic fixed by described outer tube
In the mounting groove of the inwall that sheet 4 is fixed on the metal outer pipe 5 of correspondence.
As this utility model one specific embodiment, this utility model provides a kind of damping and silencing as shown in Fig. 1 Fig. 2
Effective ventilation shaft, ventilation shaft is connected by least 3 sections of ventilation duct section and forms, in every section of ventilation duct section includes metal
Pipe 1, inner tube are fixed magnetic sheet 2, are connected spring 3, outer tube and fix magnetic sheet 4 and metal outer pipe 5, described metal inner pipe 1 and metal outer pipe 5
Cross section be rectangle, described metal outer pipe 5 is sleeved in metal inner pipe 1, the outer wall of each side of described metal inner pipe 1 and gold
The inwall of each side belonging to outer tube 5 all has 2-4 to arrange mounting groove, the mounting groove of the outer wall of described metal inner pipe 1 and metal outer pipe 5
Inwall mounting groove in correspondence with each other, described connection spring 3 one end is fixed magnetic sheet 2 and is connected with inner tube, described connection spring 3 another
End is fixed magnetic sheet 4 with outer tube and is connected, and said inner tube is fixed in the mounting groove of the outer wall that magnetic sheet 2 is fixed on corresponding metal inner pipe 1,
Described outer tube is fixed in the mounting groove of the inwall that magnetic sheet 4 is fixed on corresponding metal outer pipe 5, each side of described metal inner pipe 1
The inwall of the outer wall in face and each side of metal outer pipe 5 all has 2 row's mounting grooves, and often row's mounting groove has 2-3, this utility model
Corresponding mounting groove can be set according to actual needs.
The above, be only preferred embodiment of the present utility model, is not that this utility model is made any other
The restriction of form, and any amendment made according to technical spirit of the present utility model or equivalent variations, still fall within this practicality new
Type scope required for protection.
Claims (3)
1. the ventilation shaft that damping and silencing is effective, ventilation shaft is connected by least 3 sections of ventilation duct section and forms, and every section leads to
Wind pipeline section include metal inner pipe (1), inner tube fix magnetic sheet (2), connect spring (3), outer tube fix magnetic sheet (4) and metal outer pipe
(5), it is characterised in that: the cross section of described metal inner pipe (1) and metal outer pipe (5) is rectangle, and described metal outer pipe (5) is sleeved on
In metal inner pipe (1), the inwall of the outer wall of each side of described metal inner pipe (1) and each side of metal outer pipe (5) is equal
Having 2-4 to arrange mounting groove, the mounting groove of the outer wall of described metal inner pipe (1) is the most relative with the mounting groove of the inwall of metal outer pipe (5)
Should, described connection spring (3) one end is fixed magnetic sheet (2) and is connected with inner tube, and magnetic fixed by described connection spring (3) other end and outer tube
Sheet (4) is connected, and said inner tube is fixed in the mounting groove of the outer wall that magnetic sheet (2) is fixed on corresponding metal inner pipe (1), described outer tube
In the mounting groove of the inwall that fixing magnetic sheet (4) is fixed on the metal outer pipe (5) of correspondence.
The ventilation shaft that a kind of damping and silencing the most according to claim 1 is effective, it is characterised in that: described metal inner pipe
(1) inwall of the outer wall of each side and each side of metal outer pipe (5) all has 2 row's mounting grooves.
The ventilation shaft that a kind of damping and silencing the most according to claim 1 is effective, it is characterised in that: often row's mounting groove has
2-3.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620764022.XU CN205877458U (en) | 2016-07-20 | 2016-07-20 | Air pipe that shock attenuation noise cancelling effect is good |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620764022.XU CN205877458U (en) | 2016-07-20 | 2016-07-20 | Air pipe that shock attenuation noise cancelling effect is good |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205877458U true CN205877458U (en) | 2017-01-11 |
Family
ID=57698447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620764022.XU Active CN205877458U (en) | 2016-07-20 | 2016-07-20 | Air pipe that shock attenuation noise cancelling effect is good |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205877458U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044121A (en) * | 2017-05-24 | 2017-08-15 | 响水县金桥化工设备制造有限公司 | A kind of surfacecti proteon damping device of steel pile casting |
| CN108006358A (en) * | 2017-12-21 | 2018-05-08 | 中国船舶重工集团公司第七〇九研究所 | A kind of vibration isolation of pipeline device |
| CN108092188A (en) * | 2017-12-25 | 2018-05-29 | 扬州曙光电缆股份有限公司 | A kind of cable for possessing self- steering function |
| CN108118829A (en) * | 2017-12-25 | 2018-06-05 | 麻城承瑞科技有限公司 | A kind of heat-insulating wall plate |
| CN110285273A (en) * | 2019-06-26 | 2019-09-27 | 合肥光聚财建筑装饰工程有限公司 | A kind of sound insulation and noise reduction construction drainage pipe |
-
2016
- 2016-07-20 CN CN201620764022.XU patent/CN205877458U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107044121A (en) * | 2017-05-24 | 2017-08-15 | 响水县金桥化工设备制造有限公司 | A kind of surfacecti proteon damping device of steel pile casting |
| CN108006358A (en) * | 2017-12-21 | 2018-05-08 | 中国船舶重工集团公司第七〇九研究所 | A kind of vibration isolation of pipeline device |
| CN108092188A (en) * | 2017-12-25 | 2018-05-29 | 扬州曙光电缆股份有限公司 | A kind of cable for possessing self- steering function |
| CN108118829A (en) * | 2017-12-25 | 2018-06-05 | 麻城承瑞科技有限公司 | A kind of heat-insulating wall plate |
| CN110285273A (en) * | 2019-06-26 | 2019-09-27 | 合肥光聚财建筑装饰工程有限公司 | A kind of sound insulation and noise reduction construction drainage pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 230000 12 / F, block a, innovation Plaza, 222 Caihong Road, high tech Zone, Hefei City, Anhui Province Patentee after: Anhui new infrastructure Co.,Ltd. Address before: 230088 rooms 1610 and 1611, building 2, Fulin square, high tech Zone, Hefei City, Anhui Province Patentee before: ANHUI SIJIAN HOLDING GROUP CO.,LTD. |