CN221417622U - ENF-grade formaldehyde-free high-environmental-protection chipboard - Google Patents
ENF-grade formaldehyde-free high-environmental-protection chipboard Download PDFInfo
- Publication number
- CN221417622U CN221417622U CN202322575553.7U CN202322575553U CN221417622U CN 221417622 U CN221417622 U CN 221417622U CN 202322575553 U CN202322575553 U CN 202322575553U CN 221417622 U CN221417622 U CN 221417622U
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- Prior art keywords
- frame
- shaving board
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- wood
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- 239000011093 chipboard Substances 0.000 title abstract description 6
- 239000002023 wood Substances 0.000 claims abstract description 55
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 22
- 230000008093 supporting effect Effects 0.000 claims abstract description 20
- 230000007613 environmental effect Effects 0.000 claims abstract description 11
- 239000002245 particle Substances 0.000 claims abstract description 11
- 239000003292 glue Substances 0.000 claims abstract description 9
- 229910052799 carbon Inorganic materials 0.000 claims abstract description 8
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract description 33
- 238000007731 hot pressing Methods 0.000 abstract description 3
- 239000000463 material Substances 0.000 description 3
- 239000003795 chemical substances by application Substances 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 description 2
- 239000000123 paper Substances 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000004078 waterproofing Methods 0.000 description 1
Landscapes
- Dry Formation Of Fiberboard And The Like (AREA)
Abstract
The utility model relates to the technical field of chipboards, and discloses an ENF-level formaldehyde-free high-environmental-protection chipboard which comprises two shaving board layers, wherein a supporting frame is arranged between the two shaving board layers and is of a rectangular structure, a cross-shaped frame is fixedly connected to the inside of the supporting frame, the cross-shaped frame is matched with the supporting frame to form four independent areas, and an active carbon layer is arranged in each area. According to the utility model, the wood shaving board layer is formed by hot pressing of the MDI formaldehyde-free glue and the wood particles, the formaldehyde content of the wood shaving board layer is greatly reduced by the MDI formaldehyde-free glue, the strength of the wood shaving board layer is increased under the supporting effect of the supporting frame and the cross frame which are additionally arranged between the two wood shaving board layers, meanwhile, the activated carbon layer is arranged in the forming area of the supporting frame and the cross frame, and formaldehyde containing a small part is absorbed under the action of the activated carbon layer, so that the formaldehyde content of the wood shaving board layer is further reduced, the wood shaving board layer reaches the ENF level, and the environmental protection performance of the wood shaving board layer is greatly improved.
Description
Technical Field
The utility model relates to the technical field of chipboards, in particular to an ENF-grade formaldehyde-free high-environmental-protection chipboard.
Background
The particle board is also called a particle board, and is manufactured by cutting various branches and buds, small-diameter wood, fast-growing wood, wood dust and the like into fragments with a certain specification, drying, mixing with sizing materials, hardening agents, waterproofing agents and the like, and pressing at a certain temperature and under a certain pressure.
The existing shaving board is generally synthesized by applying adhesive under the action of heat and pressure, and the produced shaving board has high formaldehyde content and poor environmental protection performance.
Disclosure of utility model
In order to overcome the defects in the prior art, the utility model provides an ENF-grade formaldehyde-free high-environmental-protection shaving board, which solves the problems of high formaldehyde content and poor environmental-protection performance of shaving boards in the prior art.
The utility model provides the following technical scheme: the utility model provides an ENF level does not have aldehyde high environmental protection nature shaving board, includes two wood shaving sheet layers, is provided with a carriage between two wood shaving sheet layers, and the carriage is rectangular structure, and the outward flange of carriage is the same with the outward flange size of wood shaving sheet layer, the inside fixedly connected with cross frame of carriage, the upper and lower face of cross frame contacts with the one side of two wood shaving sheet layers respectively, and cross frame cooperation carriage forms four independent regions, and the inside of each region all is provided with the active carbon layer.
Preferably, the wear-resistant layer is adhered to the outer side surfaces of the two wood shaving board layers.
Preferably, the outer edge of the wood shaving board layer is sleeved with a frame, and the thickness of the frame is the same as the sum of the thicknesses of the two wood shaving board layers, the two wear-resistant layers and the active carbon layer.
Preferably, the wear-resistant layer is made of impregnated wood grain paper material.
Preferably, the frame is bonded and connected with the wood shaving board layer by adopting formaldehyde-free glue.
Preferably, the four ends of the cross-shaped frame correspond to the opposite angles of the supporting frame, and the four isosceles right triangle areas are formed.
The utility model has the technical effects and advantages that:
According to the utility model, the wood shaving board layer is formed by hot pressing of the MDI formaldehyde-free glue and the wood particles, the formaldehyde content of the wood shaving board layer is greatly reduced by the MDI formaldehyde-free glue, the strength of the wood shaving board layer is increased under the supporting effect of the supporting frame and the cross frame which are additionally arranged between the two wood shaving board layers, meanwhile, the activated carbon layer is arranged in the forming area of the supporting frame and the cross frame, and formaldehyde containing a small part is absorbed under the action of the activated carbon layer, so that the formaldehyde content of the wood shaving board layer is further reduced, the wood shaving board layer reaches the ENF level, and the environmental protection performance of the wood shaving board layer is greatly improved.
Drawings
Fig. 1 is a schematic diagram of an explosive structure according to the present utility model.
Fig. 2 is a schematic diagram of the overall structure of the present utility model.
Fig. 3 is a schematic cross-sectional structure of the present utility model.
The reference numerals are: 1. a wood shaving board layer; 2. a support frame; 3. a cross-shaped frame; 4. an activated carbon layer; 5. a wear-resistant layer; 6. and a frame.
Detailed Description
The following description of the embodiments of the present utility model will be made in detail and with reference to the drawings, wherein the configurations of the structures described in the following embodiments are merely illustrative, and the particle board according to the present utility model is not limited to the configurations described in the following embodiments, and all other embodiments obtained by a person skilled in the art without making any inventive effort are within the scope of the present utility model.
The utility model provides an ENF-level formaldehyde-free high-environmental-friendly shaving board, which comprises two shaving board layers 1, wherein a supporting frame 2 is arranged between the two shaving board layers 1, the supporting frame 2 is of a rectangular structure, the outer edge of the supporting frame 2 is the same as the outer edge of the shaving board layer 1 in size, a cross-shaped frame 3 is fixedly connected inside the supporting frame 2, the upper surface and the lower surface of the cross-shaped frame 3 are respectively contacted with one surface of the two shaving board layers 1, the cross-shaped frame 3 is matched with the supporting frame 2 to form four independent areas, the four ends of the cross-shaped frame 3 correspond to the opposite angles of the supporting frame 2, and the inner part of each area is provided with an active carbon layer 4;
The wood shaving board layer 1 is formed by hot pressing of MDI formaldehyde-free glue and wood particles, the formaldehyde content of the wood shaving board layer 1 is greatly reduced by the MDI formaldehyde-free glue, the strength of the wood shaving board layer 1 is increased under the supporting action of the supporting frame 2 and the cross frame 3 which are additionally arranged between the two wood shaving board layers 1, meanwhile, an activated carbon layer 4 is arranged in the forming area of the supporting frame 2 and the cross frame 3, formaldehyde containing a small part is absorbed under the action of the activated carbon layer 4, the formaldehyde content of the wood shaving board layer 1 is further reduced, the wood shaving board layer 1 reaches the ENF level, and the environmental protection performance of the wood shaving board layer 1 is greatly improved.
The outer side surfaces of the two wood shaving board layers 1 are adhered and connected with a wear-resistant layer 5, and the wear-resistant layer 5 is made of impregnated wood grain paper material and is used for improving the wear resistance of the outer surface of the wood shaving board layer 1 and improving the attractiveness of the wood shaving board layer 1.
The outward flange of wood shaving sheet layer 1 has cup jointed frame 6, and the thickness of frame 6 is the same with the sum of the thickness of two wood shaving sheet layers 1, two wearing layers 5, and active carbon layer 4, and frame 6 adopts no aldehyde glue to bond with wood shaving sheet layer 1 and is connected, seals the outward flange of wood shaving sheet layer 1 through frame 6, not only can effectively prevent appearing the loose condition of wood shaving sheet layer 1 after long-time use, cooperates wearing layer 5 to seal two wood shaving sheet layers 1 and active carbon layer 4 simultaneously, prevents revealing of formaldehyde, further improvement wood shaving sheet layer 1's environmental protection performance.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
Claims (6)
1. An ENF-grade formaldehyde-free high-environmental-protection shaving board comprises two shaving board layers (1), and is characterized in that: be provided with a braced frame (2) between two wood shaving sheet layers (1), braced frame (2) are rectangular structure, and the outward flange of braced frame (2) is the same with the outward flange size of wood shaving sheet layer (1), the inside fixedly connected with cross frame (3) of braced frame (2), the upper and lower face of cross frame (3) respectively with the one side of two wood shaving sheet layers (1) contact, and cross frame (3) cooperation braced frame (2) form four independent regions, and the inside of each region all is provided with active carbon layer (4).
2. The ENF grade aldehyde-free high environmental protection particle board of claim 1, wherein: the outer side surfaces of the two shaving board layers (1) are adhered and connected with a wear-resistant layer (5).
3. The ENF grade aldehyde-free high environmental protection particle board of claim 1, wherein: the outer edge of the wood shaving board layer (1) is sleeved with a frame (6), and the thickness of the frame (6) is the same as the sum of the thicknesses of the two wood shaving board layers (1), the two wear-resistant layers (5) and the active carbon layer (4).
4. The ENF grade aldehyde-free high environmental protection particle board of claim 2, wherein: the wear-resistant layer (5) is made of impregnated wood grain paper.
5. An ENF grade aldehyde-free grade high environmental protection particle board according to claim 3, wherein: the frame (6) is bonded and connected with the wood shaving board layer (1) by adopting formaldehyde-free glue.
6. The ENF grade aldehyde-free high environmental protection particle board of claim 1, wherein: four ends of the cross-shaped frame (3) correspond to opposite angles of the supporting frame (2), and four isosceles right triangle areas are formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575553.7U CN221417622U (en) | 2023-09-21 | 2023-09-21 | ENF-grade formaldehyde-free high-environmental-protection chipboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322575553.7U CN221417622U (en) | 2023-09-21 | 2023-09-21 | ENF-grade formaldehyde-free high-environmental-protection chipboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221417622U true CN221417622U (en) | 2024-07-26 |
Family
ID=92011410
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322575553.7U Active CN221417622U (en) | 2023-09-21 | 2023-09-21 | ENF-grade formaldehyde-free high-environmental-protection chipboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221417622U (en) |
-
2023
- 2023-09-21 CN CN202322575553.7U patent/CN221417622U/en active Active
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