CN218990652U - Waterproof density fiberboard - Google Patents
Waterproof density fiberboard Download PDFInfo
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- CN218990652U CN218990652U CN202222714786.6U CN202222714786U CN218990652U CN 218990652 U CN218990652 U CN 218990652U CN 202222714786 U CN202222714786 U CN 202222714786U CN 218990652 U CN218990652 U CN 218990652U
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Abstract
The utility model discloses a waterproof density fiberboard which comprises a fiberboard main body, wherein leveling glue is coated on the top surface and the bottom surface of the fiberboard main body, two pressure-resistant layers are fixedly connected to the top surface and the bottom surface of the fiberboard main body respectively, two antibacterial layers are fixedly connected to one sides of the two pressure-resistant layers, which are far away from the fiberboard main body, two waterproof layers are fixedly connected to one sides of the two antibacterial layers, which are far away from the two pressure-resistant layers, the waterproof layers comprise a substrate, two titanium oxide waterproof coatings are fixedly connected to the top surface and the bottom surface of the substrate respectively, an edge sealing outer frame is fixedly connected to the outer side of the fiberboard main body, and a waterproof film is fixedly connected to the outer side wall of the edge sealing outer frame. According to the utility model, the leveling glue is coated on the surface of the fiber board main body, gaps are not generated when the fiber board main body is coated with the composite pressure-resistant layer, the edge sealing outer frame is fixedly connected to the outer side of the fiber board main body, the edge sealing outer frame is connected through the dovetail joint structure, the anti-drop performance is strong, so that water does not enter the fiber board from the edge, the waterproof is more comprehensive, and the edge warping phenomenon is avoided.
Description
Technical Field
The utility model relates to the technical field of medium-density fiberboard, in particular to a waterproof density fiberboard.
Background
The medium density fiberboard is called medium density fiberboard for short. The medium density fiberboard is manufactured by taking wood fiber or other plant fiber as a raw material, crushing, separating fiber, drying, applying urea formaldehyde resin or other applicable adhesive, and hot-pressing. The density of the fiber board is generally in the range of 500-880 kg/cubic meter, the thickness of the fiber board is generally 5-30 mm, the surface of the fiber board after being pressed is uneven, the single fiber board is poor in waterproofness and easy to deform due to water absorption expansion, and in order to improve the performance, most of fiber boards put into use are composite board bodies, namely, waterproof boards, various functional boards or adhesive films are compounded on the surfaces of the fiber boards to improve the performances of the fiber boards, for example, chinese patent publication No. CN214354694U discloses a waterproof density fiber board which comprises a corrosion-resistant layer, a buffer layer is arranged below the corrosion-resistant layer, the upper surface of the buffer layer is adhered to the lower surface of the corrosion-resistant layer, a thermal insulation layer is arranged below the buffer layer, and the upper surface of the thermal insulation layer is adhered to the lower surface of the buffer layer.
When the fiberboard is used, the excellent waterproof and moistureproof effects are formed under the combined action of the corrosion-resistant layer, the buffer layer, the thermal-insulation layer, the waterproof layer, the leakage-proof layer and the insulating layer, the tight waterproof protection is formed on the fiberboard body, but the surface of the medium-density fiberboard is uneven, gaps are formed in the middle after the fiberboard is compounded, the waterproof layer cannot act on the water entering from the edge, the fiberboard edge is caused to absorb water and expand, the situation that the edge of the fiberboard is easy to warp is also caused, once the edge of the fiberboard is warped, the water can enter the fiberboard more easily, and therefore, the waterproof comprehensiveness is difficult to be ensured by only using the traditional mode of the composite multilayer functional board.
For this purpose we propose a water-repellent density fiberboard for solving the above problems.
Disclosure of Invention
The utility model aims to provide a waterproof density fiberboard for solving the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the waterproof density fiberboard comprises a fiberboard main body, wherein leveling glue is coated on the top surface and the bottom surface of the fiberboard main body, two pressure-resistant layers are fixedly connected to the top surface and the bottom surface of the fiberboard main body respectively, two antibacterial layers are fixedly connected to one sides, far away from the fiberboard main body, of the two pressure-resistant layers respectively, and two waterproof layers are fixedly connected to one sides, far away from the two pressure-resistant layers, of the two antibacterial layers respectively;
the waterproof layer comprises a substrate, two titanium oxide waterproof coatings are fixedly connected to the top surface and the bottom surface of the substrate respectively, an edge sealing outer frame is fixedly connected to the outer side of the fiber board main body, a waterproof film is fixedly connected to the outer side wall of the edge sealing outer frame, and the waterproof film is a PVC waterproof adhesive film.
Preferably, one side of the two waterproof layers, which is far away from the two antibacterial layers, is fixedly connected with two edge sealing plates respectively.
Preferably, the inner side wall of the edge sealing outer frame is uniformly and vertically provided with a plurality of long dovetail mortises, the edge sealing outer frame is positioned at the top and the bottom of the plurality of long dovetail mortises and is respectively provided with a plurality of flaring dovetail mortises, the outer side wall of the edge sealing plate is fixedly connected with a plurality of flaring dovetail tenons corresponding to the positions of the plurality of flaring dovetail mortises, and the flaring dovetail tenons are fixedly spliced in the flaring dovetail mortises.
Preferably, the flared dovetail mortises communicate with the long dovetail mortises, and the cross-sectional area of the flared dovetail mortises is larger than that of the long dovetail mortises.
Preferably, the fiber board main body lateral wall is located a plurality of long dovetails and puts the same vertical position rigid coupling a plurality of first dovetails, withstand voltage layer lateral wall is located a plurality of first dovetails and puts a plurality of second dovetails and rigid coupling a plurality of third dovetails for the lateral wall is located a plurality of second dovetails and puts the same vertical position rigid coupling a plurality of third dovetails, waterproof layer lateral wall is located a plurality of third dovetails and puts a plurality of fourth dovetails in the same vertical position rigid coupling a plurality of third dovetails, first dovetails, second dovetails, third dovetails and fourth dovetails all fixed grafting in long dovetails.
Preferably, the first dovetail tenon is fixedly connected with a second dovetail tenon, the second dovetail tenon is fixedly connected with a third dovetail tenon, the third dovetail tenon is fixedly connected with a fourth dovetail tenon, and the fourth dovetail tenon is fixedly connected with a flaring dovetail tenon.
Compared with the prior art, the utility model has the beneficial effects that:
according to the utility model, the leveling glue is coated on the surface of the fiber board main body, gaps are not generated when the fiber board main body is coated with the composite pressure-resistant layer, the edge sealing outer frame is fixedly connected to the outer side of the fiber board main body, the edge sealing outer frame is connected through the dovetail joint structure, the anti-drop performance is strong, so that water does not enter the fiber board from the edge, the waterproof is more comprehensive, and the edge warping phenomenon is avoided.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the present utility model in a cut-away configuration;
FIG. 3 is an enlarged schematic view of the explosive structure of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present utility model;
fig. 5 is an enlarged schematic view of the structure at B in fig. 2 according to the present utility model.
In the figure: 1. a fiberboard body; 2. edge sealing outer frames; 3. a pressure-resistant layer; 4. an antimicrobial layer; 5. a waterproof layer; 6. edge sealing plates; 7. a fourth dovetail joint; 11. leveling glue; 12. a first dovetail joint; 21. a waterproof membrane; 22. a long dovetail mortise; 23. flaring dovetail mortises; 31. a second dovetail joint; 41. a third dovetail joint; 51. a substrate; 52. a titanium oxide waterproof coating; 61. flaring dovetail tenon.
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. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1:
referring to fig. 1-5, the present utility model provides a technical solution: the waterproof density fiberboard comprises a fiberboard main body 1, leveling glue 11 is coated on the top surface and the bottom surface of the fiberboard main body 1, two pressure-resistant layers 3 are fixedly connected to the top surface and the bottom surface of the fiberboard main body 1 respectively, two antibacterial layers 4 are fixedly connected to one sides of the two pressure-resistant layers 3 away from the fiberboard main body 1 respectively, and two waterproof layers 5 are fixedly connected to one sides of the two antibacterial layers 4 away from the two pressure-resistant layers 3 respectively;
the waterproof layer 5 comprises a base plate 51, two titanium oxide waterproof coatings 52 are fixedly connected to the top surface and the bottom surface of the base plate 51 respectively, a sealing outer frame 2 is fixedly connected to the outer side of the fiberboard main body 1, a waterproof film 21 is fixedly connected to the outer side wall of the sealing outer frame 2, and the waterproof film 21 is a PVC waterproof adhesive film.
Example 2:
referring to fig. 2-3, two sealing boards 6 are fixedly connected to the two waterproof layers 5 at the sides far away from the two antibacterial layers 4.
Referring to fig. 2-3, the inner side wall of the edge sealing outer frame 2 is uniformly and vertically provided with a plurality of long dovetail mortises 22, the top and bottom of the edge sealing outer frame 2, which are positioned on the plurality of long dovetail mortises 22, are respectively provided with a plurality of flaring dovetail mortises 23, the outer side wall of the edge sealing plate 6 is fixedly connected with a plurality of flaring dovetail tenons 61 corresponding to the plurality of flaring dovetail mortises 23, and the flaring dovetail mortises 61 are fixedly inserted in the flaring dovetail mortises 23.
Referring to fig. 5, the flared dovetail mortises 23 communicate with the long dovetail mortises 22, and the cross-sectional area of the flared dovetail mortises 23 is larger than that of the long dovetail mortises 22.
Referring to fig. 5, the outer side wall of the fiber board main body 1 is located at the same vertical position of the plurality of long dovetail mortises 22 and fixedly connected with the plurality of first dovetail mortises 12, the outer side wall of the pressure-resistant layer 3 is located at the same vertical position of the plurality of first dovetail mortises 12 and fixedly connected with the plurality of second dovetail mortises 31, the antibacterial layer 4 is that the side wall is located at the same vertical position of the plurality of second dovetail mortises 31 and fixedly connected with the plurality of third dovetail mortises 41, the outer side wall of the waterproof layer 5 is located at the same vertical position of the plurality of third dovetail mortises 41 and fixedly connected with the plurality of fourth dovetail mortises 7, and the first dovetail mortises 12, the second dovetail mortises 31, the third dovetail mortises 41 and the fourth dovetail mortises 7 are fixedly inserted in the long dovetail mortises 22.
Referring to fig. 5, the first dovetail tenon 12 is fixedly connected with the second dovetail tenon 31, the second dovetail tenon 31 is fixedly connected with the third dovetail tenon 41, the third dovetail tenon 41 is fixedly connected with the fourth dovetail tenon 7, the fourth dovetail tenon 7 is fixedly connected with the flared dovetail tenon 61, when the composite board is formed, leveling glue 11 is brushed on two sides of the fiber board main body 1 to enable glue solution to permeate into a surface gap, then the pressure-resistant layer 3, the antibacterial layer 4 and the waterproof layer 5 are fixedly connected with the fiber board main body 1 in a composite manner, then the pressure-resistant layer, the antibacterial layer 4 and the waterproof layer 5 are sleeved in the edge sealing outer frame 2 and fixedly connected with the fiber board, and then two edge sealing plates 6 are fixedly connected on the surface.
Example 3:
when the composite board body is used, leveling glue 11 is brushed on two sides of the fiber board main body 1, so that glue solution permeates into surface gaps, then the pressure-resistant layer 3, the antibacterial layer 4 and the waterproof layer 5 are compositely and fixedly connected with the fiber board main body 1, then the pressure-resistant layer 3, the antibacterial layer 4 and the waterproof layer 5 are sleeved into the edge sealing outer frame 2 and fixedly connected with the fiber board main body, and then two edge sealing plates 6 are fixedly connected with the surface.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A water-repellent density fiberboard comprising a fiberboard body (1), characterized in that:
the fiber board comprises a fiber board main body (1), wherein the top surface and the bottom surface of the fiber board main body (1) are coated with leveling glue (11), the top surface and the bottom surface of the fiber board main body (1) are respectively and fixedly connected with two pressure-resistant layers (3), one side, far away from the fiber board main body (1), of each pressure-resistant layer (3) is respectively and fixedly connected with two antibacterial layers (4), and one side, far away from the two pressure-resistant layers (3), of each antibacterial layer (4) is respectively and fixedly connected with two waterproof layers (5);
waterproof layer (5) are including base plate (51), two titanium oxide waterproof coating (52) of base plate (51) top surface and bottom surface rigid coupling respectively, fibrous board main part (1) outside rigid coupling banding frame (2), banding frame (2) lateral wall rigid coupling waterproof membrane (21), waterproof membrane (21) are PVC waterproof glued membrane.
2. A water-repellent density fiberboard according to claim 1, characterized in that: two waterproof layers (5) are far away from two antibiotic layer (4) one side respectively rigid coupling two banding boards (6).
3. A water-repellent density fiberboard according to claim 2, characterized in that: the edge sealing outer frame (2) is characterized in that a plurality of long dovetail mortises (22) are uniformly and vertically formed in the inner side wall of the edge sealing outer frame (2), a plurality of flaring dovetail mortises (23) are formed in the top and the bottom of the long dovetail mortises (22) respectively, a plurality of flaring dovetail tenons (61) are fixedly connected to the outer side wall of the edge sealing plate (6) corresponding to the positions of the flaring dovetail mortises (23), and the flaring dovetail tenons (61) are fixedly spliced in the flaring dovetail mortises (23).
4. A water-repellent density fiberboard according to claim 3, characterized in that: the flaring dovetail mortises (23) are communicated with the long dovetail mortises (22), and the cross section area of the flaring dovetail mortises (23) is larger than that of the long dovetail mortises (22).
5. A water-repellent density fiberboard according to claim 3, characterized in that: the fiber board is characterized in that the outer side wall of the fiber board main body (1) is located a plurality of first dovetail tenons (12) fixedly connected with the same vertical position of a plurality of long dovetail tenons (22), the outer side wall of the pressure-resistant layer (3) is located a plurality of second dovetail tenons (31) fixedly connected with the same vertical position of a plurality of first dovetail tenons (12), the antibacterial layer (4) is located a plurality of third dovetail tenons (41) fixedly connected with the same vertical position of a plurality of second dovetail tenons (31) on the side wall, the outer side wall of the waterproof layer (5) is located a plurality of fourth dovetail tenons (7) fixedly connected with the same vertical position of a plurality of third dovetail tenons (41), and the first dovetail tenons (12), the second dovetail tenons (31), the third dovetail tenons (41) and the fourth dovetail tenons (7) are fixedly spliced in the long dovetail mortises (22).
6. A water resistant density fiberboard according to claim 5, wherein: the first dovetail tenon (12) is fixedly connected with the second dovetail tenon (31), the second dovetail tenon (31) is fixedly connected with the third dovetail tenon (41), the third dovetail tenon (41) is fixedly connected with the fourth dovetail tenon (7), and the fourth dovetail tenon (7) is fixedly connected with the flaring dovetail tenon (61).
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CN202222714786.6U CN218990652U (en) | 2022-10-14 | 2022-10-14 | Waterproof density fiberboard |
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CN202222714786.6U CN218990652U (en) | 2022-10-14 | 2022-10-14 | Waterproof density fiberboard |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117513643A (en) * | 2023-11-08 | 2024-02-06 | 江苏天润盛凯新材料股份有限公司 | High-performance carbon fiber board and processing method thereof |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
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CN117513643A (en) * | 2023-11-08 | 2024-02-06 | 江苏天润盛凯新材料股份有限公司 | High-performance carbon fiber board and processing method thereof |
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