FIELD: construction.
SUBSTANCE: invention relates to construction, namely to design of door fire-prevention sound-proof unit intended for use in premises of residential, administrative and production purposes. Technical result is achieved by using a door unit, which comprises a door frame, connected to a door leaf, which is made in the form of a multilayer structure and comprising a core from sand panel, on each side of which there are serially arranged at least one layer of particle board, one layer of the technical plug, one layer of HDF, one layer of MDF and facing layer.
EFFECT: technical result is high sound insulation and fire safety of door unit with simultaneous increase of its strength and durability.
3 cl, 3 dwg, 2 tbl
| Title | Year | Author | Number |
|---|---|---|---|
| FIRE-RESISTANT DOOR LEAF | 2018 |
|
RU2693704C1 |
| FIRE DOOR, FIRE DOOR LEAF (VERSIONS) | 2008 |
|
RU2376436C1 |
| METAL DOOR WITH THERMAL SEPARATION | 2015 |
|
RU2597559C1 |
| FIRE- AND EXPLOSION-PROOF DOOR | 2017 |
|
RU2644519C1 |
| THERMAL AND SOUND INSULATION PANEL SYSTEM | 2018 |
|
RU2675388C1 |
| FACING PANEL | 2008 |
|
RU2456162C2 |
| FIRE-PREVENTION DOOR | 2011 |
|
RU2488677C1 |
| COMPOSITE FIBROUS PANEL | 2013 |
|
RU2645558C2 |
| FIRE-RESISTANT PROFILE CONSTRUCTION AND METHOD OF ITS PRODUCTION (VERSIONS) | 2014 |
|
RU2553041C1 |
| DOOR BLOCK | 2016 |
|
RU2624898C1 |
