CN201214421Y - Novel composite air duct - Google Patents
Novel composite air duct Download PDFInfo
- Publication number
- CN201214421Y CN201214421Y CNU2008202072288U CN200820207228U CN201214421Y CN 201214421 Y CN201214421 Y CN 201214421Y CN U2008202072288 U CNU2008202072288 U CN U2008202072288U CN 200820207228 U CN200820207228 U CN 200820207228U CN 201214421 Y CN201214421 Y CN 201214421Y
- Authority
- CN
- China
- Prior art keywords
- air channel
- air duct
- foaming body
- air
- layers
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
- 239000002131 composite material Substances 0.000 title claims abstract description 18
- 229920001971 elastomer Polymers 0.000 claims abstract description 25
- 239000005060 rubber Substances 0.000 claims abstract description 25
- 238000005187 foaming Methods 0.000 claims abstract description 17
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000007787 solid Substances 0.000 claims description 16
- 239000005030 aluminium foil Substances 0.000 claims description 14
- 238000009423 ventilation Methods 0.000 abstract description 5
- 229910052782 aluminium Inorganic materials 0.000 abstract description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 229920001875 Ebonite Polymers 0.000 abstract 3
- 239000011888 foil Substances 0.000 abstract 2
- 230000004927 fusion Effects 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 description 8
- 239000010410 layer Substances 0.000 description 8
- 239000000835 fiber Substances 0.000 description 7
- 238000009413 insulation Methods 0.000 description 3
- 239000004033 plastic Substances 0.000 description 3
- 229920003023 plastic Polymers 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001681 protective effect Effects 0.000 description 2
- 239000004831 Hot glue Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 229920005830 Polyurethane Foam Polymers 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 239000004411 aluminium Substances 0.000 description 1
- 239000004568 cement Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000012774 insulation material Substances 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000004745 nonwoven fabric Substances 0.000 description 1
- -1 polyethylene Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 239000011496 polyurethane foam Substances 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Landscapes
- Body Structure For Vehicles (AREA)
Abstract
The utility model relates to a novel composite air duct which consists of two layers of aluminum foil, two layers of foaming body and five layers of hard rubber materials between the two layers of foaming body; both ends of the air duct are provided with connecting parts which are connected with other air ducts. The connecting parts are double-layered soft rubber interfaces and fixedly adhered to the inner side and the outer side of both ends of the air duct; the aluminum foil and the foaming body are connected by fusion; the hard rubber is only paved on the side surface of the air duct which is easy to be hit by external force; the paving length of the hard rubber is less than the length of the air duct. The novel composite air duct has the advantages of hard air ducts and soft air ducts, ensures the ventilation area, reduces the self-weight, can be connected with other air ducts under complicated conditions through the soft rubber interfaces at the tail end, and can effectively eliminate the installation error.
Description
Technical field
The utility model relates to a kind of air channel, particularly a kind of can be used on the various vehicles, especially the NEW TYPE OF COMPOSITE air channel on the high-speed track vehicle.
Background technology
The air channel that is used at present on the guideway vehicle mainly contains two kinds of forms, a kind of is to be the hard air channel of material with aluminium sheet, polyurethane foam board, glass-felt plastic etc., its advantage is to bear certain impulsive force, under the long situation in air channel, also can guarantee draught area effectively, shortcoming is that weight own is heavier, and complex conditions connects inconvenient down; Another kind is that to add insulation material, plastics etc. with rubber, aluminium foil be the light air road of material, its advantage be weight light and can finish complex conditions connection, shortcoming is a depressed deformation easily under the long situation in bending or air channel, can not guarantee draught area.In today of railway speed raising, improve the running velocity of vehicle, the lightweight of vehicle itself has just become a problem that needs are paid close attention to, and as the important component part of rolling stock, ventilation system just needs emphasis to consider how to alleviate weight own under the prerequisite that guarantees draught area.
In the prior art, the compound air duct that other form is also arranged, as notification number is the Chinese patent " cliche frame posture composite panel air channel " of CN2233059, this composite panel air channel is made up of shell, frame column and air channel interface, shell is to be made by the composite panel with outer jacket insulation noise elimination interlayer and sheath, the outer corner of shell is provided with embedded enhancing rubber cement and solidifies frame column or metal board-coated frame column, the shell end is provided with flange or inner sleeve air channel interface, and connects as one with frame column curing.As notification number is the Chinese patent " air channel body " of CN2392971, and this body is by the high foaming body of polyethylene interior tube body of making and compound the making of protective cover that is coated on the interior tube body outer wall, and protective cover adopts aluminium foil paper or PAP material to make.As notification number is the Chinese patent " five layers of composite board of natural fiber thermal-plastic " of CN2535226, and it is made up of compound, the nonwoven fabrics of the compound of the compound of hot melt adhesive, thin natural fiber and themoplasticity chemical fibre, thick natural fiber and themoplasticity chemical fibre, thin natural fiber and themoplasticity chemical fibre.Also all there is above-mentioned shortcoming and defect in these compound air ducts, can not fully satisfy the requirement of high-speed track vehicle.
Summary of the invention
The utility model main purpose is to address the above problem and is not enough, provides a kind of and can guarantee draught area, NEW TYPE OF COMPOSITE air channel in light weight, easy to connect.
For achieving the above object, the technical solution of the utility model is:
A kind of NEW TYPE OF COMPOSITE air channel, by two-layer aluminium foil, form at the two-layer foaming body of described aluminium foil inboard and solid rubber five layer materials that are clipped between the two-layer foaming body, two ends, described air channel respectively are provided with and are used for and other air channel bonded assembly attaching parts.
Described attaching parts is a double-ply soft rubber interface, be adhesively fixed on the inside and outside both sides at two ends, described air channel, fuse between described aluminium foil and the foaming body, described solid rubber only is subject to the side of extraneous strength bump and lays in described air channel, the laying length of described solid rubber is less than the length in air channel.
Content to sum up, NEW TYPE OF COMPOSITE provided by the utility model air channel, take into account the advantage in hard air channel and light air road, only between the foaming body of the side that is subjected to external force collision easily, accompany solid rubber, can effectively avoid the air channel caved in by external force collision distortion or the long generation in air channel, thereby influence the available ventilation area, and when guaranteeing draught area, alleviate own wt, can realize under the complex conditions and being connected of other air channels by the soft rubber interface of end, and can eliminate installation error effectively.
Description of drawings
Fig. 1 the utility model structural representation;
The partial enlarged drawing of Fig. 2 Fig. 1;
The A-A cutaway view of Fig. 3 Fig. 1.
As shown in Figure 1 to Figure 3, aluminium foil 1, foaming body 2, solid rubber 3, attaching parts 4.
The specific embodiment
Below in conjunction with the accompanying drawing and the specific embodiment the utility model is described in further detail:
As shown in Figure 1 to Figure 3, described NEW TYPE OF COMPOSITE air channel is formed by five layer materials are compound, is followed successively by aluminium foil 1, foaming body 2, solid rubber 3, foaming body 2, aluminium foil 1.
Foaming body 2 generally can adopt foamed polyvinyl chloride, fuses together between aluminium foil 1 and the foaming body 2, and this double-decker can play good insulation effect, and the inwall in air channel also adopts aluminium foil 1, and it is smooth and easy to guarantee that air flows in the air channel.
Accompany solid rubber 3 between two-layer foaming body 2, solid rubber 3 plays the skeleton function of support, guarantees that the air channel is not easy to take place depressed deformation in bending or air channel under the situation than length, but also can determine the shape in air channel.In order to alleviate the weight in air channel, satisfy the requirement of high-speed track vehicle weight-saving, 3 of solid rubbers are laid on the side of the guest room side that is subjected to external force collision easily and up and down on two bearing surfaces, it can effectively avoid the air channel be out of shape by external force collision, thereby influences the available ventilation area.In one side near the car body side, owing to have the protection of car body can not be subjected to external force, so do not lay solid rubber 3 in this side.
Be connected with other air channel for convenience, respectively be provided with at the two ends in air channel and be used for and other air channel bonded assembly attaching parts 4, attaching parts 4 adopts double-deck soft rubber, be wrapped in the inside and outside both sides in air channel, connect by gluing between the aluminium foil 1 of the both sides in it and air channel, attaching parts 4 is connected with other air channel with the corrosion-resistant steel band by aquaseal.
The laying length L of solid rubber 3 is less than the length in air channel, just respectively there is a segment distance not lay solid rubber 3 at the both ends in air channel, mainly be to consider to have certain error in the installation process, can reach installation requirement by the crooked and terminal soft rubber of this segment distance.
This compound air duct is than the air-supply and the pipeline that are more suitable on the high-speed rail vehicle, because the inside of air-supply pipeline generally is to be in barotropic state, air in the pipeline is expanded laterally, makes that the five-layer structure of this composite pipeline is more and more tighter, can guarantee the available ventilation area of pipeline.In addition, in the return air pipeline,,, also can guarantee draught area effectively because the supporting role of solid rubber is arranged though pipeline inside generally is in negative pressure state.
When this air channel is used on the pipeline of vehicle air conditioning, in refrigeration with heat under the state, can play excellent heat insulation property, the heat efficiency loss is little, also may anti-condensation.
As mentioned above, given in conjunction with the accompanying drawings and embodiments scheme content can derive the similar techniques scheme.In every case be the content that does not break away from technical solutions of the utility model, to any simple modification, equivalent variations and modification that above embodiment did, all still belong in the scope of technical solutions of the utility model according to technical spirit of the present utility model.
Claims (4)
1, a kind of NEW TYPE OF COMPOSITE air channel is characterized in that: by two-layer aluminium foil (1), at the inboard two-layer foaming body (2) of described aluminium foil (1) and be clipped in that solid rubber (3) five layer materials between the two-layer foaming body (2) are formed, two ends, described air channel respectively are provided with and are used for and other air channel bonded assembly attaching parts (4).
2, NEW TYPE OF COMPOSITE according to claim 1 air channel, it is characterized in that: described attaching parts (4) is a double-ply soft rubber interface, is adhesively fixed on the inside and outside both sides at two ends, described air channel.
3, NEW TYPE OF COMPOSITE according to claim 1 air channel is characterized in that: fuse between described aluminium foil (1) and the foaming body (2).
4, according to any described NEW TYPE OF COMPOSITE air channel of claim 1 to 3, it is characterized in that: described solid rubber (3) only is subject to the side of extraneous strength bump and lays in described air channel, the laying length (L) of described solid rubber (3) is less than the length in air channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202072288U CN201214421Y (en) | 2008-08-05 | 2008-08-05 | Novel composite air duct |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202072288U CN201214421Y (en) | 2008-08-05 | 2008-08-05 | Novel composite air duct |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201214421Y true CN201214421Y (en) | 2009-04-01 |
Family
ID=40519627
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202072288U Expired - Lifetime CN201214421Y (en) | 2008-08-05 | 2008-08-05 | Novel composite air duct |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201214421Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840407A (en) * | 2012-09-21 | 2012-12-26 | 株洲时代新材料科技股份有限公司 | Composite rubber air channel capable of bearing negative pressure and high pressure and assembling method thereof |
-
2008
- 2008-08-05 CN CNU2008202072288U patent/CN201214421Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102840407A (en) * | 2012-09-21 | 2012-12-26 | 株洲时代新材料科技股份有限公司 | Composite rubber air channel capable of bearing negative pressure and high pressure and assembling method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: No. 10, Fuxing Road, Haidian District, Beijing, zip code: 100844 Co-patentee after: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. Patentee after: Transport Bureau of the Ministry of Railways Address before: No. 10, Fuxing Road, Haidian District, Beijing, zip code: 100844 Co-patentee before: CSR Sifang Locomotive and Rolling Stock Co., Ltd. Patentee before: Transport Bureau of the Ministry of Railways |
|
| ASS | Succession or assignment of patent right |
Owner name: CHINA RAILWAY CORPORATION Free format text: FORMER OWNER: TRANSPORT BUREAU OF RAILWAY DEPARTMENT Effective date: 20140924 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20140924 Address after: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee after: CHINA RAILWAY CORPORATION Patentee after: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. Address before: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee before: Transport Bureau of Railway Department Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
|
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee after: CHINA RAILWAY CORPORATION Patentee after: CRRC QINGDAO SIFANG CO., LTD. Address before: 100844 Fuxing Road, Beijing, Haidian District, No. 10 Patentee before: CHINA RAILWAY CORPORATION Patentee before: CSR Qingdao Sifang Locomotive and Rolling Stock Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20090401 |
|
| CX01 | Expiry of patent term |