CN215702461U - Waterproof plywood - Google Patents
Waterproof plywood Download PDFInfo
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- CN215702461U CN215702461U CN202121966461.6U CN202121966461U CN215702461U CN 215702461 U CN215702461 U CN 215702461U CN 202121966461 U CN202121966461 U CN 202121966461U CN 215702461 U CN215702461 U CN 215702461U
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Abstract
The utility model discloses a waterproof plywood, which comprises a plywood body, wherein the plywood body comprises a sandwich plate and a plurality of waterproof adhesive tapes, the sandwich plate is arranged inside the plywood body, edge sealing plates are arranged on the outer sides of the sandwich plate in a surrounding mode, the edge sealing plates are connected with the sandwich plate in an adhesive mode, the waterproof adhesive tapes are laid along the length direction of the plywood body, water-repellent films are arranged on the surfaces of the waterproof adhesive tapes, and the water-repellent films are connected with the waterproof adhesive tapes in an adhesive mode.
Description
Technical Field
The utility model relates to the technical field of plywood, in particular to waterproof plywood.
Background
The plywood is a three-layer or multi-layer plate material formed by rotary cutting a wood section into veneers or slicing battens into veneers and then gluing the veneers by using an adhesive, usually odd-layer veneers are used, and the fiber directions of the veneers on adjacent layers are mutually vertical to be glued. A group of veneers are typically assembled and glued perpendicular to each other in the direction of the adjacent layers of wood grain, and the skins and inner sheets are typically symmetrically disposed on either side of the center layer or core. The glued veneer is pressed into the wood grain board blank by the criss-cross matching of the glued veneer according to the wood grain direction under the condition of heating or not heating. The number of layers is generally odd, and a few are even. The difference of physical and mechanical properties in the longitudinal and transverse directions is small. The types of plywood commonly used are plywood, plywood and the like. The plywood can improve the utilization rate of wood, is a main way for saving wood, and the currently produced plywood is formed by bonding a plurality of layers of veneer through glue, then carrying out hot-pressing drying, then cutting and polishing, and finally painting. Although the structural strength of the plywood is high, the plywood is not waterproof, once the plywood passes through a blister or in a humid environment, moisture enters the interior along the edge and the gap of the veneer, so that the board body is cracked and layered, and the structure of the interior of the general plywood is poor in breaking resistance and unreliable, so that the waterproof plywood is provided.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a waterproof plywood which can effectively solve the problems in the background art.
The technical scheme adopted by the utility model for solving the technical problems is as follows:
a waterproof plywood comprises a plywood body, wherein the plywood body comprises a sandwich plate and a plurality of waterproof tapes, the sandwich plate is arranged inside the plywood body, edge sealing plates are arranged on the outer sides of the sandwich plate in a surrounding mode, the edge sealing plates are connected with the sandwich plate in an adhesive mode, the waterproof tapes are laid along the length direction of the plywood body, water repellent films are arranged on the surfaces of the waterproof tapes, and the water repellent films are connected with the waterproof tapes in an adhesive mode;
an upper panel and a lower panel are fixedly arranged on two end faces of the sandwich plate, a positioning column is further arranged in the sandwich plate in a penetrating mode, the sandwich plate comprises a first clamping plate and a second clamping plate, the first clamping plate is connected with the upper panel in an adhesive mode, the second clamping plate is connected with the lower panel in an adhesive mode, a reinforcing plate is arranged between the first clamping plate and the second clamping plate, the reinforcing plate is connected with the first clamping plate and the second clamping plate respectively, the positioning column penetrates through the first clamping plate, the reinforcing plate and the second clamping plate to be connected with the upper panel and the lower panel respectively, and structural glue is arranged at the connection position of the positioning column and the upper panel and the lower panel;
first splint include glass fiber net, gypsum layer, core layer and inhale the sound cotton, the gypsum layer with be equipped with the cushion gum between the core layer, the core layer with it is equipped with the yellow glue to inhale between the sound cotton, glass fiber net with gypsum layer adhesive bonding.
Particularly, the gap between the waterproof adhesive tapes is not more than 0.01mm, and the waterproof adhesive tapes are connected with the edge sealing plate in a sealing mode.
In particular, the upper panel is structurally identical to the lower panel.
In particular, the first clamping plate and the second clamping plate are consistent in structure.
Specially, the gypsum layer from top to bottom connects gradually the core plate layer reaches inhales the sound cotton, the core plate layer is the cockscomb structure.
Compared with the prior art, the utility model has the beneficial effects that:
the utility model relates to a waterproof plywood, wherein in the using process, waterproof strips are respectively laid on an upper panel and a lower panel, a water-repellent film is adhered on the waterproof strips, gaps between the waterproof strips are adhered by the water-repellent film to realize a waterproof effect, meanwhile, an inner sandwich plate between the upper panel and the lower panel is sealed and packaged by a surrounding edge sealing strip to further prevent water from permeating into the interior, the sandwich plate respectively comprises a first clamping plate, a second clamping plate and a reinforcing plate, the first clamping plate and the second clamping plate have the same structure and respectively comprise a glass fiber net, a gypsum layer, a core plate layer and sound-absorbing cotton, the waterproof effect and the noise and shock absorption effect can be realized, the waterproof plywood is more practical, the reinforcing plate is clamped between the first clamping plate and the second clamping plate, the internal structure of the plywood is stabilized by the reinforcing plate, and the reliability of the structure is greatly enhanced, the plywood can effectively prevent water and moisture, prolongs the service life, and solves the technical problems of poor waterproof effect and poor durability of the plywood.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the overall internal structure of the present invention;
FIG. 3 is a schematic diagram of the structure of the upper panel and the lower panel of the present invention;
FIG. 4 is a schematic view of a first clamping plate according to the present invention;
FIG. 5 is a schematic view of the structure of part A in FIG. 2 according to the present invention.
Reference numbers in the figures:
1. a plywood body; 2. a sandwich panel; 3. a waterproof tape; 4. a positioning column; 5. structural adhesive; 6. a water repellent film; 7. an upper panel; 8. a lower panel; 9. sound-absorbing cotton; 10. a first splint; 11. a reinforcing plate; 12. a second splint; 13. a glass fiber web; 14. a gypsum layer; 15. shock-absorbing glue; 16. a core layer; 17. yellow glue; 18. and (7) edge sealing plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-5, the utility model provides a waterproof plywood, which comprises a plywood body 1, wherein the plywood body 1 comprises a sandwich plate 2 and a plurality of waterproof tapes 3, the sandwich plate 2 is arranged inside the plywood body 1, edge sealing plates 18 are arranged on the outer sides of the sandwich plate 2 in a surrounding manner, the edge sealing plates 18 are connected with the sandwich plate 2 in an adhesive manner, the waterproof tapes 3 are laid along the length direction of the plywood body 1, a water-repellent film 6 is arranged on the surface of each waterproof tape 3, the water-repellent film 6 is connected with the waterproof tapes 3 in an adhesive manner, the water-repellent film 6 adopts a bionic technology, a water-repellent film layer is formed by utilizing a lotus leaf water-repellent structure, the film layer and the waterproof tapes 3 are connected with each other after being uniformly coated by high-strength permeable glue, and the high-strength permeable glue can fill gaps between the waterproof tapes 3, the firm connection between the waterproof tape 3 of help, its waterproof tape 3 is by the banding structure that forms after polymer emulsion and the cooling of multiple functional type auxiliary agent, sandwich panel 2 both ends face is fixed to be equipped with top panel 7 and lower panel 8, still wear to be equipped with reference column 4 in the sandwich panel 2, sandwich panel 2 includes first splint 10 and second splint 12, first splint 10 with top panel 7 adhesive bonding, second splint 12 with lower panel 8 adhesive bonding, be equipped with reinforcing plate 11 between first splint 10 and the second splint 12, reinforcing plate 11 connects respectively first splint 10 and second splint 12, reference column 4 runs through respectively first splint 10, reinforcing plate 11 and second splint 12 with top panel 7, lower panel 8 are connected, reference column 4 with the junction of top panel 7, lower panel 8 is equipped with structural adhesive 5, above-mentioned structure runs through reference column 4 and fixes, makes its convenient and fast more at the in-process of production installation, first splint 10 includes glass fiber net 13, gypsum layer 14, core plate layer 16 and inhales sound cotton 9, gypsum layer 14 with be equipped with cushion gum 15 between the core plate layer 16, core plate layer 16 with it is equipped with yellow glue 17 to inhale between the sound cotton 9, glass fiber net 13 with 14 adhesive bonding on gypsum layer can also effectively absorb noise and absorbing effect when realizing waterproof, and this embodiment can effectively dampproofing and waterproofing, increases life, has solved the plywood and has had the technical problem that water-proof effects is poor, not durable.
It is further explained that the clearance between the waterproof tapes 3 is not more than 0.01mm, the waterproof tapes 3 and the edge sealing plate 18 are in sealing connection, when the clearance between the waterproof tapes 3 is too large, the bonding is not firm, therefore, the clearance distance is kept at a distance less than 0.01mm, the upper panel 7 and the lower panel 8 are consistent in structure, the first clamping plate 10 and the second clamping plate 12 are consistent in structure, the gypsum layer 14 is sequentially connected with the core plate layer 16 and the sound absorption cotton 9 from top to bottom, the core plate layer 16 is in a zigzag shape, the sound absorption cotton 9 reduces noise transmission, and therefore noise reduction effect is achieved, a stable structure is formed after the zigzag structures are meshed with each other, and the fastening and stability of the structure can be further enhanced.
The specific working principle is as follows: in the using process, the upper panel 7 and the lower panel 8 are both paved with waterproof strips, the waterproof strips are bonded with water-repellent films 6, and gaps between the waterproof strips are attached by the water-repellent films 6 to realize a waterproof effect, meanwhile, the inner sandwich plate 2 between the upper panel 7 and the lower panel 8 is sealed and packaged by the edge-sealing strips arranged around, so that water can be further prevented from permeating into the interior, wherein the sandwich plate 2 is respectively composed of a first clamping plate 10, a second clamping plate 12 and a reinforcing plate 11, the first clamping plate 10 and the second clamping plate 12 have the same structure, and respectively comprise a glass fiber net 13, a gypsum layer 14, a core plate layer 16 and sound-absorbing cotton 9, so that the effects of effectively absorbing noise and shock while realizing waterproofness are realized, the plywood is more practical, the reinforcing plate 11 is clamped between the first clamping plate 10 and the second clamping plate 12, the internal structure of the plywood is stabilized by the reinforcing plate 11, and the reliability of the structure is greatly enhanced, effectively prevent the problem of fracture in the use to run through reference column 4 and fix, make its in-process convenient and fast more at production installation.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (5)
1. A waterproof plywood which is characterized in that: the plywood comprises a plywood body, wherein the plywood body comprises a sandwich plate and a plurality of waterproof adhesive tapes, the sandwich plate is arranged inside the plywood body, edge sealing plates are arranged around the outer sides of the sandwich plate and are in adhesive connection with the sandwich plate, the waterproof adhesive tapes are laid along the length direction of the plywood body, water repellent films are arranged on the surfaces of the waterproof adhesive tapes, and the water repellent films are in adhesive connection with the waterproof adhesive tapes;
an upper panel and a lower panel are fixedly arranged on two end faces of the sandwich plate, a positioning column is further arranged in the sandwich plate in a penetrating mode, the sandwich plate comprises a first clamping plate and a second clamping plate, the first clamping plate is connected with the upper panel in an adhesive mode, the second clamping plate is connected with the lower panel in an adhesive mode, a reinforcing plate is arranged between the first clamping plate and the second clamping plate, the reinforcing plate is connected with the first clamping plate and the second clamping plate respectively, the positioning column penetrates through the first clamping plate, the reinforcing plate and the second clamping plate to be connected with the upper panel and the lower panel respectively, and structural glue is arranged at the connection position of the positioning column and the upper panel and the lower panel;
first splint include glass fiber net, gypsum layer, core layer and inhale the sound cotton, the gypsum layer with be equipped with the cushion gum between the core layer, the core layer with it is equipped with the yellow glue to inhale between the sound cotton, glass fiber net with gypsum layer adhesive bonding.
2. A waterproof plywood according to claim 1, wherein: the clearance between the waterproof tape is not more than 0.01mm, and the waterproof tape is connected with the edge sealing plate in a sealing mode.
3. A waterproof plywood according to claim 1, wherein: the upper panel and the lower panel are consistent in structure.
4. A waterproof plywood according to claim 1, wherein: the first clamping plate and the second clamping plate are consistent in structure.
5. A waterproof plywood according to claim 1, wherein: the gypsum layer from top to bottom connects gradually the core plate layer reaches inhales the sound cotton, the core plate layer is the cockscomb structure.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121966461.6U CN215702461U (en) | 2021-08-20 | 2021-08-20 | Waterproof plywood |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202121966461.6U CN215702461U (en) | 2021-08-20 | 2021-08-20 | Waterproof plywood |
Publications (1)
Publication Number | Publication Date |
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CN215702461U true CN215702461U (en) | 2022-02-01 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202121966461.6U Active CN215702461U (en) | 2021-08-20 | 2021-08-20 | Waterproof plywood |
Country Status (1)
Country | Link |
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CN (1) | CN215702461U (en) |
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2021
- 2021-08-20 CN CN202121966461.6U patent/CN215702461U/en active Active
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