CN108343168A - A kind of wooden perforated acoustic board of built-in heating material - Google Patents
A kind of wooden perforated acoustic board of built-in heating material Download PDFInfo
- Publication number
- CN108343168A CN108343168A CN201810009713.2A CN201810009713A CN108343168A CN 108343168 A CN108343168 A CN 108343168A CN 201810009713 A CN201810009713 A CN 201810009713A CN 108343168 A CN108343168 A CN 108343168A
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- Prior art keywords
- board
- glue
- insertion tube
- line
- acoustic board
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- 239000000463 material Substances 0.000 title claims abstract description 43
- 238000010438 heat treatment Methods 0.000 title claims abstract description 35
- 238000007731 hot pressing Methods 0.000 claims abstract description 6
- 238000003825 pressing Methods 0.000 claims abstract description 6
- 238000003780 insertion Methods 0.000 claims description 58
- 230000037431 insertion Effects 0.000 claims description 58
- 238000005485 electric heating Methods 0.000 claims description 26
- 241000719178 Carangoides ruber Species 0.000 claims description 10
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 9
- 239000004917 carbon fiber Substances 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 9
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical group C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 9
- 238000009434 installation Methods 0.000 claims description 6
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- GZCGUPFRVQAUEE-SLPGGIOYSA-N aldehydo-D-glucose Chemical class OC[C@@H](O)[C@@H](O)[C@H](O)[C@@H](O)C=O GZCGUPFRVQAUEE-SLPGGIOYSA-N 0.000 claims description 5
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 4
- 229910002804 graphite Inorganic materials 0.000 claims description 4
- 239000010439 graphite Substances 0.000 claims description 4
- 238000007598 dipping method Methods 0.000 claims description 3
- 238000007639 printing Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 claims 2
- 238000010521 absorption reaction Methods 0.000 abstract description 12
- 238000005034 decoration Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 3
- 230000008859 change Effects 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 abstract description 2
- 230000010354 integration Effects 0.000 abstract 1
- 230000009102 absorption Effects 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 244000166124 Eucalyptus globulus Species 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 206010037660 Pyrexia Diseases 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000275 quality assurance Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/82—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to sound only
- E04B1/84—Sound-absorbing elements
- E04B1/86—Sound-absorbing elements slab-shaped
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24D—DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
- F24D13/00—Electric heating systems
- F24D13/02—Electric heating systems solely using resistance heating, e.g. underfloor heating
- F24D13/022—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements
- F24D13/024—Electric heating systems solely using resistance heating, e.g. underfloor heating resistances incorporated in construction elements in walls, floors, ceilings
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Architecture (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Electromagnetism (AREA)
- Thermal Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Floor Finish (AREA)
- Central Heating Systems (AREA)
Abstract
The invention discloses a kind of wooden perforated acoustic boards of built-in heating material, bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10 are set, glue-line A3, glue-line B5, glue-line C7, glue-line D9 pressurizations is used to connect and compose wooden perforated acoustic board between the bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10 successively, cross bore is respectively set in the bottom plate 2, veneer A 4, board B 8, the glued connection of dislocation connection between upper and lower plates, panel 10 is uniformly arranged heat release acoustic board micropore 16, by cold pressing, hot pressing, stress equilibrium, finished product.The wooden perforated acoustic board of the present invention can realize interior decoration, sound absorption and heating integration, bottom plate and veneer are equipped with cross bore, and with dislocation bonding, and sound absorption space is big, sound absorption effect is good, product instant-heating, quick heating meet the south feature that the heating time is shorter, climate change is larger, compared with traditional hot-water heating, using flexible higher, heating efficiency higher, energy consumption are lower.
Description
Technical field
The invention belongs to technical field of construction and decoration materials, are related to a kind of wooden perforated acoustic board of built-in heating material.
Background technology
Existing building often influences the activity and rest of people since big, the indoor hum of density is big.With people couple
The pursuit of quality of life, it is indoor to be particularly important for warm sound absorption.Wooden perforated acoustic board be indoor decorating and
Sound absorption handles common material, and wooden perforated plate has a single function only using acoustic absorptivity as evaluation index currently on the market, is laid with
Unstable quality, the complex function not heated.In order to overcome the technical deficiency of existing wooden perforated plate, wooden perforated plate is opened up
Other functions, in heating power functive built in wooden perforated acoustic board, manufacture has both fever, sound absorption and decoration functions
Wooden perforated acoustic board.
Invention content
The object of the present invention is to provide a kind of sound absorptions of wall and heat-providing material one, and beautiful decoration is easy for installation, use
The wooden perforated acoustic board of the good built-in heating material of effect.
To achieve the goals above, technical scheme is as follows：
A kind of wooden perforated acoustic board of built-in heating material, setting bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10,
Glue-line A3, glue-line B5, glue-line C7, glue-line are used between the bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10 successively
Cross bore is respectively set in D9 pressurization connections, the bottom plate 2, veneer A 4, board B 8, and dislocation connection is glued even between upper and lower plates
It connects, by cold pressing, hot pressing, stress equilibrium, finished product.
Further, the panel 10 is uniformly arranged heat release acoustic board micropore 16, and is equipped with and protects on the face of panel 10
Cuticular layer 11.
Further, the bottom surface of the bottom plate 2 is equipped with damp-proof layer 1.
Further, the electric hot plate 6 is electric heating material, and power supply shrapnel is respectively set before and after the both ends of electric hot plate 6
Insertion tube A12, electrode wires A13, electrode wires B14, electrode hole B15, the power supply shrapnel insertion tube A12 be equipped with power bar jack 18,
Insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel insertion tube A12 are connect with electrode wires A13, the electrode wires A13 and electric heating material
One end connects；The power supply shrapnel insertion tube B15 also is provided with power bar jack 18, insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel
Insertion tube B15 is connect with electrode wires B14, and the electrode wires B14 is connect with the electric heating material other end.
Further, when wooden perforated acoustic board installation, will distinguish between the wooden perforated acoustic board block and block
It is inserted into power supply pitman 19 in power supply shrapnel insertion tube A12 and power supply shrapnel insertion tube B15 and is connected in parallel composition substantially electric heating acoustic board.
Further, the veneer A 4, board B 8 and panel 10 are glued board, and the bottom plate 2 is medium density fiber
Plate.
Further, the glue-line A3, glue-line B5, glue-line C7, glue-line D9 use modified urea-formaldehyde resin adhesive.
Further, the electric hot plate 6 is using carbon fiber paper, printing graphite conductive paper, dipping conductive fiber felt and carbon
Fiber electric heating cable is as exothermic material.
Advantages of the present invention and good effect are as follows：
1, the present invention is on the basis of based on conventional wooden perforated acoustic board, carbon fiber paper, printing graphite built in inside the plank
Equal conductive papers, dipping conductive fiber felt and carbon fiber electric heating cable are as exothermic material, by installing electrode and electrical connector, system
Cause that there is heating function, safe and reliable wooden perforated acoustic board.Overcome traditional wooden perforated acoustic board, only realizes porous
The simple function of sound absorption；It compares, has more comfortable, energy saving and environmentally friendly etc. excellent with traditional heating modes such as stove, air-conditioning, hot-water heatings
Point；Efficient by infrared radiation heat transfer, energy saving, pollution-free, no discharge has both infrared health function.This wooden perforation sound absorption
Plate face average temperature rising reaches 20 DEG C after plate energization 20min, insulation resistance >=50M Ω.
2, circular hole is arranged in the panel of wooden perforated acoustic board of the invention, increase built-in heating material heat dissipation channel and
Heat dissipation area is conducive to quickly heat up to indoor environment.
3, the bottom plate of wooden perforated acoustic board of the invention and veneer are equipped with cross bore, and with dislocation bonding, absorb sound space
Greatly, sound absorption effect is good.
4, the mains connection of wooden perforated acoustic board of the invention setting is power supply shrapnel insertion tube and power supply pitman, paving
If simple, convenient later maintenance, quality assurance, primary input is not high, is suitble to the demand in southern and northern heating market.
5, wooden perforated acoustic board of the invention can realize that interior decoration, sound absorption and heating are integrated, product instant-heating,
Quick heating meets the south feature that the heating time is shorter, climate change is larger, and compared with traditional hot-water heating, using flexible is more
Height, heating efficiency higher, energy consumption are lower.
Description of the drawings
Fig. 1：For the structural schematic diagram of electric heating acoustic board；
Fig. 2：For the structural schematic diagram of panel；
Fig. 3：For bottom plate, the structural schematic diagram of veneer A, board B；
Fig. 4：For the structural schematic diagram of carbon fiber electrothermal plate；
Fig. 5：For the structural schematic diagram of mains connection.
Attached drawing identifies：1- damp-proof layers, 2- bottom plates, 3- glue-line A, 4- veneer A, 5- glue-line B, 6- electric hot plate, 7- glue-line C, 8- veneers
B, 9- glue-lines D, 10- panels, 11- protection film layers, 12- power supply shrapnel insertion tube A, 13- electrode wires A, 14- electrode wires B, 15- power supplys
Shrapnel insertion tube B, 16- heat release sound absorption micropore, 17- sound-absorbing hole, 18- power bars jack, 19- power supply pitmans.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
Embodiment 1：
A kind of wooden perforated acoustic board of built-in heating material, setting bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10,
Glue-line A3, glue-line B5, glue-line C7, glue-line are used between the bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10 successively
Cross bore is respectively set in D9 pressurization connections, the bottom plate 2, veneer A 4, board B 8, and dislocation connection is glued even between upper and lower plates
It connects, by cold pressing, hot pressing, stress equilibrium, finished product.
Further, the panel 10 is uniformly arranged heat release acoustic board micropore 16, and is equipped with and protects on the face of panel 10
Cuticular layer 11.
Further, the bottom plate 2 is medium density fibre board (MDF), and the bottom surface of bottom plate 2 is equipped with damp-proof layer 1.
Further, the electric hot plate 6 is electric heating material, and power supply shrapnel is respectively set before and after the both ends of electric hot plate 6
Insertion tube A12, electrode wires A13, electrode wires B14, electrode hole B15, the power supply shrapnel insertion tube A12 be equipped with power bar jack 18,
Insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel insertion tube A12 are connect with electrode wires A13, the electrode wires A13 and electric heating material
One end connects；The power supply shrapnel insertion tube B15 also is provided with power bar jack 18, insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel
Insertion tube B15 is connect with electrode wires B14, and the electrode wires B14 is connect with the electric heating material other end.
Further, when wooden perforated acoustic board installation, will distinguish between the wooden perforated acoustic board block and block
It is inserted into power supply pitman 19 in power supply shrapnel insertion tube A12 and power supply shrapnel insertion tube B15 and is connected in parallel composition substantially electric heating acoustic board.
Further, the veneer A 4, board B 8 and panel 10 are glued board, and the bottom plate 2 is medium density fiber
Plate.
Further, the glue-line A3, glue-line B5, glue-line C7, glue-line D9 use modified urea-formaldehyde resin adhesive.
Further, the electric hot plate 6 uses 3 carbon fiber papers as exothermic material.
Embodiment 2：
A kind of wooden perforated acoustic board of built-in heating material, setting bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10,
Glue-line A3, glue-line B5, glue-line C7, glue-line are used between the bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10 successively
Cross bore is respectively set in D9 pressurization connections, the bottom plate 2, veneer A 4, board B 8, and dislocation connection is glued even between upper and lower plates
It connects, by cold pressing, hot pressing, stress equilibrium, finished product.
Further, the panel 10 is uniformly arranged heat release acoustic board micropore 16, and is equipped with and protects on the face of panel 10
Cuticular layer 11.
Further, the bottom plate 2 is eucalyptus glued board, and the bottom surface of bottom plate 2 is equipped with damp-proof layer 1.
Further, the electric hot plate 6 is electric heating material, and power supply shrapnel is respectively set before and after the both ends of electric hot plate 6
Insertion tube A12, electrode wires A13, electrode wires B14, electrode hole B15, the power supply shrapnel insertion tube A12 be equipped with power bar jack 18,
Insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel insertion tube A12 are connect with electrode wires A13, the electrode wires A13 and electric heating material
One end connects；The power supply shrapnel insertion tube B15 also is provided with power bar jack 18, insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel
Insertion tube B15 is connect with electrode wires B14, and the electrode wires B14 is connect with the electric heating material other end.
Further, when wooden perforated acoustic board installation, will distinguish between the wooden perforated acoustic board block and block
It is inserted into power supply pitman 19 in power supply shrapnel insertion tube A12 and power supply shrapnel insertion tube B15 and is connected in parallel composition substantially electric heating acoustic board.
Further, the veneer A 4, board B 8 and panel 10 are glued board, and the bottom plate 2 is medium density fiber
Plate.
Further, the glue-line A3, glue-line B5, glue-line C7, glue-line D9 use modified urea-formaldehyde resin adhesive.
Further, the electric hot plate 6 prints graphite conductive papers as exothermic material using 5.
Embodiment 3：
A kind of wooden perforated acoustic board of built-in heating material, setting bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10,
Glue-line A3, glue-line B5, glue-line C7, glue-line are used between the bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10 successively
Cross bore is respectively set in D9 pressurization connections, the bottom plate 2, veneer A 4, board B 8, and dislocation connection is glued even between upper and lower plates
It connects, by cold pressing, hot pressing, stress equilibrium, finished product.
Further, the panel 10 is uniformly arranged heat release acoustic board micropore 16, and is equipped with and protects on the face of panel 10
Cuticular layer 11.
Further, the bottom plate 2 is eucalyptus glued board, and the bottom surface of bottom plate 2 is equipped with damp-proof layer 1.
Further, the electric hot plate 6 is electric heating material, and power supply shrapnel is respectively set before and after the both ends of electric hot plate 6
Insertion tube A12, electrode wires A13, electrode wires B14, electrode hole B15, the power supply shrapnel insertion tube A12 be equipped with power bar jack 18,
Insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel insertion tube A12 are connect with electrode wires A13, the electrode wires A13 and electric heating material
One end connects；The power supply shrapnel insertion tube B15 also is provided with power bar jack 18, insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel
Insertion tube B15 is connect with electrode wires B14, and the electrode wires B14 is connect with the electric heating material other end.
Further, when wooden perforated acoustic board installation, will distinguish between the wooden perforated acoustic board block and block
It is inserted into power supply pitman 19 in power supply shrapnel insertion tube A12 and power supply shrapnel insertion tube B15 and is connected in parallel composition substantially electric heating acoustic board.
Further, the veneer A 4, board B 8 and panel 10 are glued board, and the bottom plate 2 is medium density fiber
Plate.
Further, the glue-line A3, glue-line B5, glue-line C7, glue-line D9 use modified urea-formaldehyde resin adhesive.
Further, the electric hot plate 6 uses carbon fiber electric heating cable as exothermic material.
Claims (8)
1. a kind of wooden perforated acoustic board of built-in heating material, it is characterised in that：Bottom plate 2, veneer A 4, electric hot plate 6, list are set
Plate B8, panel 10 use glue-line A3, glue-line successively between the bottom plate 2, veneer A 4, electric hot plate 6, board B 8, panel 10
B5, glue-line C7, glue-line D9 pressurizations connect and compose wooden perforated acoustic board, and the bottom plate 2, veneer A 4, board B 8 are respectively set
Cross bore, the glued connection of dislocation connection between upper and lower plates, by cold pressing, hot pressing, stress equilibrium, finished product.
2. the wooden perforated acoustic board of built-in heating material according to claim 1, it is characterised in that：The panel 10
It is uniformly arranged heat release acoustic board micropore 16, and is equipped with protection film layer 11 on the face of panel 10.
3. the wooden perforated acoustic board of built-in heating material according to claim 1, it is characterised in that：The bottom plate 2
Bottom surface be equipped with damp-proof layer 1.
4. the wooden perforated acoustic board of built-in heating material according to claim 1, it is characterised in that：The electric hot plate
6 be electric heating material, and power supply shrapnel insertion tube A12, electrode wires A13, electrode wires B14, electricity are respectively set before and after the both ends of electric hot plate 6
Pole hole B15, the power supply shrapnel insertion tube A12 are equipped with power bar jack 18, insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel insertion tube
A12 is connect with electrode wires A13, and the electrode wires A13 is connect with electric heating material one end；The power supply shrapnel insertion tube B15
It also is provided with power bar jack 18, insertion tube shrapnel and insertion tube bulge loop, power supply shrapnel insertion tube B15 is connect with electrode wires B14, the electricity
Polar curve B14 is connect with the electric heating material other end.
5. the wooden perforated acoustic board of built-in heating material according to claim 1, it is characterised in that：It is described wooden to wear
When the installation of hole acoustic board, by between the wooden perforated acoustic board block and block respectively in power supply shrapnel insertion tube A12 and power supply bullet
Piece insertion tube B15 is inserted into power supply pitman 19 and is connected in parallel composition substantially electric heating acoustic board.
6. the wooden perforated acoustic board of built-in heating material according to claim 1, it is characterised in that：The veneer
A4, board B 8 and panel 10 are glued board, and the bottom plate 2 is medium density fibre board (MDF).
7. the wooden perforated acoustic board of built-in heating material according to claim 1, it is characterised in that：The glue-line
A3, glue-line B5, glue-line C7, glue-line D9 use modified urea-formaldehyde resin adhesive.
8. the wooden perforated acoustic board of built-in heating material according to claim 4, it is characterised in that：The electric hot plate
6 use electric heating material, mainly there is carbon fiber paper, printing graphite conductive paper, dipping conductive fiber felt and carbon fiber electric heating cable
Exothermic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810009713.2A CN108343168B (en) | 2018-01-05 | 2018-01-05 | Wooden perforated sound absorption board with built-in heating material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810009713.2A CN108343168B (en) | 2018-01-05 | 2018-01-05 | Wooden perforated sound absorption board with built-in heating material |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108343168A true CN108343168A (en) | 2018-07-31 |
| CN108343168B CN108343168B (en) | 2020-10-13 |
Family
ID=62960377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810009713.2A Active CN108343168B (en) | 2018-01-05 | 2018-01-05 | Wooden perforated sound absorption board with built-in heating material |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108343168B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202006020552U1 (en) * | 2006-09-01 | 2009-01-08 | Lüderitz, Hartmut F. | Plate-shaped sound absorbing component |
| CN204826275U (en) * | 2015-07-17 | 2015-12-02 | 浙江舒福家门业有限公司 | Sound insulation board |
| CN105714946A (en) * | 2016-04-28 | 2016-06-29 | 安徽瑞联节能科技有限公司 | Sound-absorption tensile polyurethane plate and preparation method of polyurethane core layer thereof |
| CN105928042A (en) * | 2016-05-04 | 2016-09-07 | 中国林业科学研究院木材工业研究所 | Composite electric heating board and preparing method thereof |
| CN106476089A (en) * | 2016-12-09 | 2017-03-08 | 久盛地板有限公司 | The manufacturing process of built-in carbon fiber electrothermal layer wood bamboo composite floor and its timber floor |
-
2018
- 2018-01-05 CN CN201810009713.2A patent/CN108343168B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE202006020552U1 (en) * | 2006-09-01 | 2009-01-08 | Lüderitz, Hartmut F. | Plate-shaped sound absorbing component |
| CN204826275U (en) * | 2015-07-17 | 2015-12-02 | 浙江舒福家门业有限公司 | Sound insulation board |
| CN105714946A (en) * | 2016-04-28 | 2016-06-29 | 安徽瑞联节能科技有限公司 | Sound-absorption tensile polyurethane plate and preparation method of polyurethane core layer thereof |
| CN105928042A (en) * | 2016-05-04 | 2016-09-07 | 中国林业科学研究院木材工业研究所 | Composite electric heating board and preparing method thereof |
| CN106476089A (en) * | 2016-12-09 | 2017-03-08 | 久盛地板有限公司 | The manufacturing process of built-in carbon fiber electrothermal layer wood bamboo composite floor and its timber floor |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108343168B (en) | 2020-10-13 |
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Application publication date: 20180731 Assignee: RONGXIAN RUNDA FURNITURE CO.,LTD. Assignor: GUANGXI ZHUANG AUTONOMOUS REGION FORESTRY Research Institute Contract record no.: X2022450000424 Denomination of invention: Wooden perforated sound absorption board with built-in heating materials Granted publication date: 20201013 License type: Common License Record date: 20221227 |