CN220053793U - Door leaf applied to railway vehicle door - Google Patents
Door leaf applied to railway vehicle door Download PDFInfo
- Publication number
- CN220053793U CN220053793U CN202321702493.4U CN202321702493U CN220053793U CN 220053793 U CN220053793 U CN 220053793U CN 202321702493 U CN202321702493 U CN 202321702493U CN 220053793 U CN220053793 U CN 220053793U
- Authority
- CN
- China
- Prior art keywords
- door leaf
- layer
- heat preservation
- carbon fiber
- door
- 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.)
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Links
- 238000004321 preservation Methods 0.000 claims abstract description 38
- 229920000049 Carbon (fiber) Polymers 0.000 claims abstract description 37
- 239000004917 carbon fiber Substances 0.000 claims abstract description 37
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000009413 insulation Methods 0.000 claims abstract description 26
- 230000009467 reduction Effects 0.000 claims abstract description 26
- 238000007789 sealing Methods 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 4
- 239000011490 mineral wool Substances 0.000 claims description 4
- 229920002635 polyurethane Polymers 0.000 claims description 4
- 239000004814 polyurethane Substances 0.000 claims description 4
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 229920000742 Cotton Polymers 0.000 claims description 2
- 150000001875 compounds Chemical class 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 239000013585 weight reducing agent Substances 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 6
- 238000003825 pressing Methods 0.000 description 6
- 239000000945 filler Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 208000016261 weight loss Diseases 0.000 description 3
- 238000003466 welding Methods 0.000 description 3
- 239000000565 sealant Substances 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000004580 weight loss Effects 0.000 description 1
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
Abstract
The utility model discloses a door leaf applied to a railway vehicle door, which belongs to the technical field of door leaves of railway vehicle doors and comprises a door leaf main body, wherein the door leaf main body comprises a carbon fiber panel and a filling layer, the carbon fiber panel forms a main body frame, the filling layer is arranged inside the carbon fiber panel, the filling layer comprises a sound insulation layer, a noise reduction layer and a heat preservation layer, the heat preservation layer is fixedly bonded with the sound insulation layer, the sound insulation layer is fixedly bonded with the noise reduction layer, a plurality of support columns are arranged among the sound insulation layer, the noise reduction layer and the heat preservation layer, and the support columns are fixedly connected with the carbon fiber panel. The sound insulation, noise reduction and heat preservation effect of the door leaf main body is improved through the sound insulation layer, the noise reduction layer and the heat preservation layer, the sound insulation layer, the noise reduction layer and the heat preservation layer are lighter in weight, the integral weight reduction is facilitated, the sound insulation layer, the noise reduction layer and the heat preservation layer are fixed and supported through the support columns, and the stability of the filling layer is improved.
Description
Technical Field
The utility model belongs to the technical field of door leaves of railway doors, and particularly relates to a door leaf applied to a railway door.
Background
The main structure of the existing door leaf applied to urban rail vehicles is a sandwich structure of an aluminum alloy door leaf, an inner skin, an outer skin and aluminum honeycomb filler, and the existing door leaf is applied to most rail transit door systems.
The prior patent with the publication number of CN208216715U discloses a door leaf applied to urban rail vehicles, which comprises a carbon fiber panel, a filler and an embedded part, wherein the carbon fiber panel is a prepreg woven by carbon fibers, the filler is arranged in the middle of the carbon fiber panel, and the filler is foam to form the door leaf with a sandwich structure consisting of the carbon fibers and the foam.
Among the above-mentioned prior art, the sound insulation performance of rail vehicle's door leaf is not good, and rail vehicle can produce great noise at the high-speed in-process of traveling, leads to the interior noise of rail vehicle great, influences passenger's riding comfort.
Disclosure of Invention
The utility model provides a door leaf applied to a railway vehicle door in order to improve the sound insulation and noise reduction performance of the door leaf of the railway vehicle.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a be applied to door leaf of rail vehicle door, includes the door leaf main part, the door leaf main part includes carbon fiber panel and filling layer, carbon fiber panel forms main part frame, the filling layer sets up inside carbon fiber panel, the filling layer includes puigging, noise reduction layer and heat preservation, the heat preservation is fixed with the puigging and is bonded, the puigging is fixed with the noise reduction layer and is bonded, be provided with a plurality of support columns between puigging, noise reduction layer and the heat preservation, support column and carbon fiber panel fixed connection.
Through adopting above-mentioned technical scheme, fall noise reduction and heat preservation effect through puigging, noise reduction layer and heat preservation improvement door leaf main part, fix and support puigging, noise reduction layer and heat preservation through a plurality of support columns, improve the stability of filling layer.
Preferably, the carbon fiber panel is a prepreg panel woven by carbon fibers.
By adopting the technical scheme, the carbon fiber panel adopts the carbon fiber prepreg mould pressing production process, and is integrally formed through mould pressing without welding, so that the forming process is simple, the carbon fiber material is high in hardness and light in weight, and the whole weight of the door leaf main body can be reduced.
Preferably, the sound insulation layer is a sound insulation cotton layer, the noise reduction layer is a polyurethane hard foam side, and the heat insulation layer is a rock wool layer.
Through adopting above-mentioned technical scheme, fall noise reduction and heat preservation effect through puigging, noise reduction layer and heat preservation improvement door leaf main part, and the quality of puigging, noise reduction layer and heat preservation is lighter, does benefit to whole weight-loss.
Preferably, embedded parts are fixedly arranged at the top and the bottom of the door leaf main body, and mounting holes are formed in the embedded parts.
Through adopting above-mentioned technical scheme, install the door leaf main part through the built-in fitting.
Preferably, sealing grooves for placing sealing rubber strips are formed in the side walls of the two sides of the door leaf main body.
Through adopting above-mentioned technical scheme, seal the side of door leaf main part through joint strip.
Preferably, an observation window is arranged on the door leaf main body, and the observation window is made of sound-insulating glass.
By adopting the technical scheme, the sound insulation effect of the observation window is improved.
Preferably, the connection part of the periphery of the observation window and the door main body is provided with sealant.
By adopting the technical scheme, the periphery of the observation window is sealed.
Preferably, the surface of the door leaf main body is provided with a decorative plate, and the side end of the door leaf main body is provided with a handheld part.
Through adopting above-mentioned technical scheme, conveniently post the slogan on the decorative board, handheld portion is convenient handheld.
Compared with the prior art, the utility model has the beneficial effects that:
the sound insulation, noise reduction and heat preservation effect of the door leaf main body is improved through the sound insulation layer, the noise reduction layer and the heat preservation layer, the sound insulation layer, the noise reduction layer and the heat preservation layer are lighter in weight, the integral weight reduction is facilitated, the sound insulation layer, the noise reduction layer and the heat preservation layer are fixed and supported through the support columns, and the stability of the filling layer is improved.
Drawings
Fig. 1 is a schematic structural view of a door leaf for a rail vehicle door according to the present utility model;
fig. 2 is a schematic sectional view of a door leaf applied to a rail vehicle door according to the present utility model.
In the figure: 1. a door leaf main body; 2. a carbon fiber panel; 3. a filling layer; 4. a sound insulation layer; 5. a noise reduction layer; 6. a heat preservation layer; 7. a support column; 8. an embedded part; 9. sealing grooves; 10. an observation window; 11. a decorative plate; 12. a hand-held part.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.
Referring to fig. 1-2, a door leaf applied to a railway vehicle door comprises a door leaf main body 1, wherein the door leaf main body 1 comprises a carbon fiber panel 2 and a filling layer 3, the carbon fiber panel 2 forms a main body frame, the carbon fiber panel 2 is a prepreg panel woven by carbon fibers, the carbon fiber panel 2 adopts a carbon fiber prepreg mould pressing production process, and the door leaf main body 1 is integrally formed through mould pressing without welding, has simple forming process, has high hardness of carbon fiber materials and light weight, and can reduce the overall weight of the door leaf main body 1.
Wherein, the filling layer 3 sets up inside carbon fiber panel 2, the filling layer 3 includes puigging 4, layer 5 and the heat preservation of making an uproar 6, the heat preservation is 6 fixedly bonds with puigging 4, puigging 4 is the puigging with the fixed bonding of layer 5 of making an uproar that makes an uproar, puigging 4 is the puigging, the puigging material quality is light, the sound insulation effect has, the layer 5 of making an uproar that makes an uproar is polyurethane hard bubble layer, polyurethane hard bubble material quality is light, and have the sound insulation heat preservation effect, heat preservation 6 is the rock wool layer, rock wool material quality is light, and have the heat preservation effect, through puigging 4, the sound insulation of layer 5 and heat preservation 6 improvement door leaf main part 1 falls with the heat preservation effect of making an uproar, and the mass of puigging 4, layer 5 and heat preservation 6 is lighter, do benefit to whole the subtracting weight.
In addition, be provided with a plurality of support columns 7 between puigging 4, noise reduction layer 5 and the heat preservation 6, support column 7 and carbon fiber panel 2 fixed connection are fixed and are supported puigging 4, noise reduction layer 5 and heat preservation 6 through a plurality of support columns 7, improve the stability of filling layer 3.
Referring to fig. 1, embedded parts 8 are fixedly arranged at the top and the bottom of a door leaf main body 1, mounting holes are formed in the embedded parts 8, and the door leaf main body 1 is mounted through the embedded parts 8. The side walls of the two sides of the door leaf main body 1 are provided with sealing grooves 9 for placing sealing rubber strips.
Referring to fig. 1, a door main body 1 is provided with an observation window 10, the observation window 10 is made of soundproof glass, and a sealant is provided at a joint between the outer periphery of the observation window 10 and the door main body 1.
Referring to fig. 1, a decorative board 11 is fixedly connected to the surface of a door leaf main body 1, a hand-held portion 12 is arranged at the side end of the door leaf main body 1, a logo is conveniently posted on the decorative board 11, and the hand-held portion 12 is convenient to hold.
The principle of operation of the present utility model will now be described as follows: the carbon fiber panel 2 adopts carbon fiber prepreg mould pressing production technology, through mould pressing integrated into one piece, need not the welding, forming process is simple, and carbon fiber material hardness is big, and the quality is light, can alleviate door leaf main part 1 overall weight, through puigging 4, fall noise floor 5 and heat preservation 6 improve door leaf main part 1's sound insulation and fall noise and heat preservation effect, and the quality of puigging 4, fall noise floor 5 and heat preservation 6 is lighter, do benefit to whole weight-reduction, fix and support puigging 4, fall noise floor 5 and heat preservation 6 through a plurality of support columns 7, improve the stability of filling layer 3.
The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, shall cover the scope of the present utility model by equivalent substitution or modification according to the technical scheme of the present utility model and the application concept thereof.
Claims (8)
1. The utility model provides a be applied to door leaf of rail vehicle door, includes door leaf main part (1), a serial communication port, door leaf main part (1) include carbon fiber panel (2) and filling layer (3), carbon fiber panel (2) form the main part frame, filling layer (3) set up inside carbon fiber panel (2), filling layer (3) include puigging (4), fall noise floor (5) and heat preservation (6), heat preservation (6) are fixed with puigging (4) and bond, puigging (4) are fixed with falling noise floor (5) and bond, be provided with a plurality of support columns (7) between puigging (4), noise floor (5) and heat preservation (6), support column (7) and carbon fiber panel (2) fixed connection.
2. A door leaf for a railway vehicle door according to claim 1, characterized in that the carbon fiber panel (2) is a prepreg panel woven from carbon fibers.
3. Door leaf for railway vehicle doors according to claim 1, characterized in that the sound insulation layer (4) is a sound insulation cotton layer, the noise reduction layer (5) is a polyurethane hard foam layer and the heat insulation layer (6) is a rock wool layer.
4. The door leaf applied to the railway vehicle door according to claim 1, wherein embedded parts (8) are fixedly arranged at the top and the bottom of the door leaf main body (1), and mounting holes are formed in the embedded parts (8).
5. The door leaf applied to the railway vehicle door according to claim 1, wherein sealing grooves (9) for placing sealing rubber strips are formed in two side walls of the door leaf main body (1).
6. Door leaf for railway vehicle doors according to claim 1, characterized in that the door leaf body (1) is provided with an observation window (10), the observation window (10) being made of sound-proof glass.
7. Door leaf for railway vehicle doors according to claim 6, characterized in that the outer periphery of the observation window (10) is provided with a sealing compound at the junction with the door leaf body (1).
8. Door leaf for railway vehicle doors according to claim 1, characterized in that the door leaf body (1) surface is provided with a decorative plate (11), the door leaf body (1) side end is provided with a hand-hold (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702493.4U CN220053793U (en) | 2023-07-01 | 2023-07-01 | Door leaf applied to railway vehicle door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321702493.4U CN220053793U (en) | 2023-07-01 | 2023-07-01 | Door leaf applied to railway vehicle door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220053793U true CN220053793U (en) | 2023-11-21 |
Family
ID=88784050
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321702493.4U Active CN220053793U (en) | 2023-07-01 | 2023-07-01 | Door leaf applied to railway vehicle door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220053793U (en) |
-
2023
- 2023-07-01 CN CN202321702493.4U patent/CN220053793U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |