CN115256565B - Anti-deformation formaldehyde-free laminated veneer lumber - Google Patents
Anti-deformation formaldehyde-free laminated veneer lumber Download PDFInfo
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- CN115256565B CN115256565B CN202210980216.3A CN202210980216A CN115256565B CN 115256565 B CN115256565 B CN 115256565B CN 202210980216 A CN202210980216 A CN 202210980216A CN 115256565 B CN115256565 B CN 115256565B
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- CN
- China
- Prior art keywords
- laminated veneer
- side wall
- veneer lumber
- layer
- glass fiber
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B27—WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL; NAILING OR STAPLING MACHINES IN GENERAL
- B27D—WORKING VENEER OR PLYWOOD
- B27D1/00—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring
- B27D1/04—Joining wood veneer with any material; Forming articles thereby; Preparatory processing of surfaces to be joined, e.g. scoring to produce plywood or articles made therefrom; Plywood sheets
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/02—Layered products essentially comprising sheet glass, or glass, slag, or like fibres in the form of fibres or filaments
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B17/00—Layered products essentially comprising sheet glass, or glass, slag, or like fibres
- B32B17/06—Layered products essentially comprising sheet glass, or glass, slag, or like fibres comprising glass as the main or only constituent of a layer, next to another layer of a specific material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/04—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B19/00—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica
- B32B19/08—Layered products comprising a layer of natural mineral fibres or particles, e.g. asbestos, mica comprising asbestos
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form
- B32B3/02—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions
- B32B3/08—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts
- B32B3/085—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar form; Layered products having particular features of form characterised by features of form at particular places, e.g. in edge regions characterised by added members at particular parts spaced apart pieces on the surface of a layer
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
Abstract
The invention discloses a deformation-preventing formaldehyde-free laminated veneer lumber in the technical field of household timber, which comprises laminated veneer lumber units and a waterproof base layer, wherein an inserting groove is formed in the middle of the top of the outer side wall of each laminated veneer lumber unit.
Description
Technical Field
The invention relates to the technical field of household timber, in particular to an anti-deformation formaldehyde-free laminated veneer lumber.
Background
The laminated veneer lumber is a novel engineering structural material formed by gluing, assembling and pressing rotary-cut wood veneers, and is favored by the market because of the advantages of stable performance, high strength, easy processing, capability of replacing large-diameter solid wood sawn timber, and the like. The laminated veneer lumber is far wider than the laminated veneer lumber, is commonly used as a carriage plate, and the (thick) laminated veneer lumber is generally thicker than 30mm and is commonly used as a beam or a column.
In the existing invention of this type, at least the following disadvantages are present: the presently used laminated veneer lumber has lower strength, is easy to crack, has poorer flame retardance and is easy to cause safety accidents, therefore, the invention provides the deformation-preventing formaldehyde-free laminated veneer lumber, and the problems in the background technology can be effectively solved.
Disclosure of Invention
The invention mainly aims to provide the deformation-preventing formaldehyde-free laminated veneer lumber which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the invention is as follows:
the utility model provides an anti-deformation does not have aldehyde laminated veneer lumber, includes laminated veneer lumber unit and waterproof basic unit, the grafting recess has been seted up in the middle of the top of the lateral wall of laminated veneer lumber unit, the fixed grafting sand grip that is equipped with in bottom of the lateral wall of laminated veneer lumber unit, just grafting recess and grafting sand grip looks adaptation, the splice groove has been seted up along vertical direction to the preceding lateral wall of the lateral wall of laminated veneer lumber unit, the trailing side wall of the lateral wall of laminated veneer lumber unit has the splice sand grip along vertical direction fixed assembly, just splice sand grip and splice groove looks adaptation.
Preferably, a waterproof base layer is fixedly assembled on the right side wall of the inner cavity of the laminated veneer lumber unit, the bottom of the splicing groove is embedded into the outer side wall of the laminated veneer lumber unit, and the top of the splicing convex strip is embedded into the outer side wall of the laminated veneer lumber unit.
Preferably, the left side wall of waterproof basic unit is fixedly equipped with bonding material layer, the left side wall of bonding material layer is fixedly equipped with glass fiber net cloth layer, just the inside on glass fiber net cloth layer is evenly fixed and is equipped with the polyethylene heat preservation, the centre fixed mounting of the inside on polyethylene heat preservation has thermal-insulated rock wool stick, just the inside even fixed steel wire reinforcement strip that is equipped with of polyethylene heat preservation is equipped with in the inside on glass fiber net cloth layer.
Preferably, the left side wall of the glass fiber mesh cloth layer is fixedly provided with a flame-retardant asbestos layer, the left side wall of the flame-retardant asbestos layer is fixedly provided with a wear-resistant layer, and the left side wall of the wear-resistant layer is fixedly provided with a polyurethane protective layer.
Preferably, the reinforcing steel wire reinforcing strips are uniformly arranged in the polyethylene heat insulation layer, and two ends of the reinforcing steel wire reinforcing strips are respectively fixed on the left side wall and the right side wall of the inner cavity of the glass fiber mesh cloth layer.
Preferably, the polyethylene heat-insulating layer and the glass fiber mesh cloth layer are arranged in parallel, and the length and the width of the polyethylene heat-insulating layer and the glass fiber mesh cloth layer are the same.
Preferably, the front and rear sides of the plugging groove are provided with limiting plug pin holes, the front and rear sides of the plugging convex strips are fixedly provided with fixed limiting plugs, the fixed limiting plugs are matched with the limiting plug pin holes, and the inner cavity of the plugging convex strips is fixedly provided with an automatic reset spring on the side wall of the fixed limiting plug pins.
Compared with the prior art, the invention has the following beneficial effects:
1. the invention has reasonable design, two groups of laminated veneer lumber units which are adjacent up and down are assembled through the inserting grooves and the inserting convex strips, and two groups of laminated veneer lumber units which are adjacent left and right are assembled through the splicing grooves and the splicing convex strips, so that the assembly strength between every two groups of laminated veneer lumber units can be enhanced.
2. According to the invention, the waterproof base layer arranged inside can effectively prevent water, meanwhile, the heat insulation effect of the laminated veneer lumber is increased by utilizing the polyethylene heat insulation layer and the heat insulation rock wool stick, and the glass fiber grid cloth layer and the reinforcing steel bar wire reinforcement strip are matched, so that the firmness of the laminated veneer lumber is further improved, the wear-resisting layer can improve the wear-resisting property of the laminated veneer lumber, the service life of the laminated veneer lumber is prolonged, and in order to improve the connection stability, the fixed limit plug pins and the limit plug pin holes are locked, so that the laminated veneer lumber is more stable, and meanwhile, the automatic reset spring can automatically reset and lock after being plugged.
Drawings
FIG. 1 is an overall schematic diagram of an anti-deformation formaldehyde-free laminated veneer lumber of the invention;
FIG. 2 is a schematic bottom view of a deformation-preventing formaldehyde-free laminated veneer lumber of the present invention;
FIG. 3 is a longitudinal cross-sectional view of an anti-deformation formaldehyde-free laminated veneer lumber of the present invention;
FIG. 4 is a transverse cross-sectional view of an anti-deformation formaldehyde-free laminated veneer lumber of the present invention;
FIG. 5 is an enlarged detail view of an anti-deformation formaldehyde-free laminated veneer lumber of the present invention;
fig. 6 is a detailed view of the latch reset of the deformation-preventing formaldehyde-free laminated veneer lumber of the invention.
In the figure: 1. a laminated veneer lumber unit; 2. a splice groove; 3. a plug-in groove; 4. splicing convex strips; 5. inserting convex strips; 6. a waterproof base layer; 7. a layer of adhesive material; 8. a glass fiber mesh cloth layer; 9. a polyethylene heat-insulating layer; 10. reinforcing steel bar wire reinforcing strips; 11. a heat-insulating rock wool stick; 12. a flame retardant asbestos layer; 13. a wear-resistant layer; 14. a polyurethane protective layer; 301. limiting pin insertion holes; 501. fixing a limit bolt; 502. and an automatic return spring.
Detailed Description
The invention is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the invention easy to understand.
In the description of the present invention, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Examples
Referring to fig. 1-4, the present invention provides a technical solution:
the utility model provides an anti-deformation does not have aldehyde laminated veneer lumber, including laminated veneer lumber unit 1 and waterproof basic unit 6, peg graft recess 3 has been seted up in the middle of the top of the lateral wall of laminated veneer lumber unit 1, the bottom fixed mounting of the lateral wall of laminated veneer lumber unit 1 has peg graft sand grip 5, and peg graft recess 3 and peg graft sand grip 5 looks adaptation, splice groove 2 has been seted up along vertical direction to the preceding lateral wall of the lateral wall of laminated veneer lumber unit 1, splice sand grip 4 has been fixedly mounted along vertical direction to the trailing side wall of the lateral wall of laminated veneer lumber unit 1, and splice sand grip 4 and splice groove 2 looks adaptation.
In this embodiment, the right side wall of the inner cavity of the laminated veneer lumber unit 1 is fixedly equipped with the waterproof base layer 6, and the bottom of the splicing groove 2 is embedded into the outer side wall of the laminated veneer lumber unit 1, the top of the splicing convex strip 5 is embedded into the outer side wall of the laminated veneer lumber unit 1, the left side wall of the waterproof base layer 6 is fixedly equipped with the bonding material layer 7, the left side wall of the bonding material layer 7 is fixedly equipped with the glass fiber grid cloth layer 8, the inside of the glass fiber grid cloth layer 8 is uniformly and fixedly equipped with the polyethylene heat-insulating layer 9, the middle of the inside of the polyethylene heat-insulating layer 9 is fixedly equipped with the heat-insulating rock wool stick 11, and the inside of the polyethylene heat-insulating layer 9 is uniformly and fixedly equipped with the reinforcing steel wire reinforcing strip 10 arranged in the inside of the glass fiber grid cloth layer 8, the assembly is carried out between two groups of laminated veneer lumber units 1 which are adjacent up and down through the splicing groove 3 and the splicing convex strip 5, and the assembly is carried out between two groups of laminated veneer lumber units 1 which are adjacent left and right through the splicing groove 2 and the splicing convex strip 4.
In the embodiment, a flame-retardant asbestos layer 12 is fixedly arranged on the left side wall of a glass fiber mesh cloth layer 8, a wear-resistant layer 13 is fixedly arranged on the left side wall of the flame-retardant asbestos layer 12, a polyurethane protection layer 14 is fixedly arranged on the left side wall of the wear-resistant layer 13, reinforcing steel wire reinforcing strips 10 are uniformly arranged in a polyethylene heat insulation layer 9, two ends of the reinforcing steel wire reinforcing strips 10 are respectively fixed on the left side wall and the right side wall of an inner cavity of the glass fiber mesh cloth layer 8, the polyethylene heat insulation layer 9 and the glass fiber mesh cloth layer 8 are arranged in parallel, the lengths and the widths of the polyethylene heat insulation layer 9 and the glass fiber mesh cloth layer 8 are the same, limit plug pin holes 301 are formed in the front side and the rear side of a plug groove 3, fixed limit plugs 501 are fixedly arranged in the front side and the rear side of a plug convex strip 5, and fixed spacing bolt 501 and spacing bolt hole 301 looks adaptation, and the inner chamber of grafting sand grip 5 just is located the fixed automatic return spring 502 that is equipped with of lateral wall of fixed spacing bolt 501, waterproof basic unit 6 that the inside was equipped can be effectively waterproof, utilize polyethylene heat preservation 9 and thermal-insulated rock wool stick 11 to increase the heat preservation effect of laminated veneer lumber simultaneously, and the cooperation of glass fiber net cloth layer 8 and reinforcing bar silk reinforcement strip 10, make laminated veneer lumber's firm degree further improve, wearing layer 13 can improve laminated veneer lumber's wear resistance, improve its life, and when the veneer is connected, in order to promote connection stability, the locking in fixed spacing bolt 501 and spacing bolt hole 301 that is equipped makes it more stable, automatic return spring 502 can be after the grafting simultaneously, automatic return locking.
It should be noted that, the invention is a deformation-proof formaldehyde-free laminated veneer lumber, two groups of upper and lower adjacent laminated veneer lumber units 1 are assembled through the inserting grooves 3 and the inserting convex strips 5, and two groups of left and right adjacent laminated veneer lumber units 1 are assembled through the splicing grooves 2 and the splicing convex strips 4, so that the assembly strength between every two groups of laminated veneer lumber units can be enhanced, the waterproof base layer 6 equipped inside can be effectively waterproof, meanwhile, the heat insulation effect of the laminated veneer lumber is enhanced by utilizing the polyethylene heat insulation layer 9 and the heat insulation rock wool stick 11, and the glass fiber grid cloth layer 8 and the reinforcing steel wire reinforcing strips 10 are matched, so that the firmness of the laminated veneer lumber is further improved, the wear resistance of the wear-resisting layer 13 can be improved, the service life of the laminated veneer lumber is prolonged, and in order to improve the connection stability, the locking of the fixed limit plug 501 and the limit plug pin holes 301 is more stable, and the automatic reset spring 502 can be automatically reset and locked after the insertion.
Although embodiments of the present invention 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 invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides a shape aldehyde-free laminated veneer lumber prevents, includes laminated veneer lumber unit (1) and waterproof basic unit (6), its characterized in that: an inserting groove (3) is formed in the middle of the top of the outer side wall of the laminated veneer lumber unit (1), an inserting convex strip (5) is fixedly assembled at the bottom of the outer side wall of the laminated veneer lumber unit (1), the inserting groove (3) is matched with the inserting convex strip (5), a splicing groove (2) is formed in the front side wall of the outer side wall of the laminated veneer lumber unit (1) along the vertical direction, a splicing convex strip (4) is fixedly assembled on the rear side wall of the outer side wall of the laminated veneer lumber unit (1) along the vertical direction, and the splicing convex strip (4) is matched with the splicing groove (2); the right side wall of the inner cavity of the laminated veneer lumber unit (1) is fixedly provided with a waterproof base layer (6), the bottom of the splicing groove (2) is embedded into the outer side wall of the laminated veneer lumber unit (1), and the top of the splicing convex strip (5) is embedded into the outer side wall of the laminated veneer lumber unit (1); the waterproof base layer is characterized in that an adhesive material layer (7) is fixedly arranged on the left side wall of the waterproof base layer (6), a glass fiber grid cloth layer (8) is fixedly arranged on the left side wall of the adhesive material layer (7), a polyethylene heat-insulating layer (9) is uniformly and fixedly arranged in the glass fiber grid cloth layer (8), a heat-insulating rock wool stick (11) is fixedly arranged in the middle of the inside of the polyethylene heat-insulating layer (9), and a reinforcing steel wire reinforcing strip (10) arranged in the glass fiber grid cloth layer (8) is uniformly and fixedly arranged in the polyethylene heat-insulating layer (9).
2. The deformation-preventing formaldehyde-free laminated veneer lumber according to claim 1, wherein: the left side wall of the glass fiber mesh cloth layer (8) is fixedly provided with a flame-retardant asbestos layer (12), the left side wall of the flame-retardant asbestos layer (12) is fixedly provided with a wear-resistant layer (13), and the left side wall of the wear-resistant layer (13) is fixedly provided with a polyurethane protective layer (14).
3. The deformation-preventing formaldehyde-free laminated veneer lumber according to claim 1, wherein: the reinforced steel wire reinforcing strips (10) are uniformly arranged in the polyethylene heat insulation layer (9), and two ends of the reinforced steel wire reinforcing strips (10) are respectively fixed on the left side wall and the right side wall of the inner cavity of the glass fiber grid cloth layer (8).
4. The deformation-preventing formaldehyde-free laminated veneer lumber according to claim 1, wherein: the polyethylene heat-insulating layer (9) and the glass fiber grid cloth layer (8) are arranged in parallel, and the length and the width of the polyethylene heat-insulating layer (9) and the glass fiber grid cloth layer (8) are the same.
5. The deformation-preventing formaldehyde-free laminated veneer lumber according to claim 1, wherein: limiting plug pin holes (301) are formed in the front side and the rear side of the plug groove (3), fixed limiting plugs (501) are fixedly assembled in the front side and the rear side of the plug convex strips (5), the fixed limiting plugs (501) are matched with the limiting plug pin holes (301), and automatic reset springs (502) are fixedly assembled in the inner cavities of the plug convex strips (5) and located on the side walls of the fixed limiting plugs (501).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210980216.3A CN115256565B (en) | 2022-08-16 | 2022-08-16 | Anti-deformation formaldehyde-free laminated veneer lumber |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210980216.3A CN115256565B (en) | 2022-08-16 | 2022-08-16 | Anti-deformation formaldehyde-free laminated veneer lumber |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN115256565A CN115256565A (en) | 2022-11-01 |
| CN115256565B true CN115256565B (en) | 2023-09-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210980216.3A Active CN115256565B (en) | 2022-08-16 | 2022-08-16 | Anti-deformation formaldehyde-free laminated veneer lumber |
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| CN (1) | CN115256565B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI78253C (en) * | 1985-10-29 | 1989-07-10 | Partek Ab | SKIVKONSTRUKTION. |
| JP3729410B2 (en) * | 2002-12-11 | 2005-12-21 | 島根県 | Manufacturing method of skew-type veneer laminate |
| CN210211635U (en) * | 2018-12-21 | 2020-03-31 | 江苏绿杨木业科技有限公司 | Plywood for wall surface heat preservation |
| CN212271304U (en) * | 2020-04-28 | 2021-01-01 | 绿砼(江苏)建筑科技有限公司 | Assembled sandwich wall |
| CN213618830U (en) * | 2020-10-27 | 2021-07-06 | 江苏建发科技有限公司 | Prevent extruded fire prevention composite sheet |
| CN215948535U (en) * | 2021-09-10 | 2022-03-04 | 江苏康奥建材科技有限公司宜兴分公司 | Homogeneous composite insulation board of KA graphite |
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| CN115256565A (en) | 2022-11-01 |
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