CN110159151B - Solid wood door - Google Patents

Solid wood door Download PDF

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Publication number
CN110159151B
CN110159151B CN201810227520.4A CN201810227520A CN110159151B CN 110159151 B CN110159151 B CN 110159151B CN 201810227520 A CN201810227520 A CN 201810227520A CN 110159151 B CN110159151 B CN 110159151B
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China
Prior art keywords
parts
solid wood
wood door
layer
stirring
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CN201810227520.4A
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Chinese (zh)
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CN110159151A (en
Inventor
吴东君
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Zhejiang Yimeida Door Industry Co ltd
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Zhejiang Yimeida Door Industry Co ltd
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Publication of CN110159151A publication Critical patent/CN110159151A/en
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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
    • 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
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B21/042—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of wood
    • 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
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/04—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B21/045—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood as the main or only constituent of a layer, which is next to another layer of the same or of a different material of natural rubber or synthetic rubber
    • 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
    • B32B21/00—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board
    • B32B21/14—Layered products comprising a layer of wood, e.g. wood board, veneer, wood particle board comprising wood board or veneer
    • 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
    • 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
    • B32B3/10—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 a discontinuous layer, i.e. formed of separate pieces of material
    • B32B3/12—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 a discontinuous layer, i.e. formed of separate pieces of material characterised by a layer of regularly- arranged cells, e.g. a honeycomb structure
    • 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
    • B32B7/00—Layered products characterised by the relation between layers; Layered products characterised by the relative orientation of features between layers, or by the relative values of a measurable parameter between layers, i.e. products comprising layers having different physical, chemical or physicochemical properties; Layered products characterised by the interconnection of layers
    • B32B7/04—Interconnection of layers
    • B32B7/12—Interconnection of layers using interposed adhesives or interposed materials with bonding properties
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/04—Non-macromolecular additives inorganic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02—Non-macromolecular additives
    • C09J11/06—Non-macromolecular additives organic
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J161/00—Adhesives based on condensation polymers of aldehydes or ketones; Adhesives based on derivatives of such polymers
    • C09J161/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
    • C09J161/22—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds
    • C09J161/24—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with acyclic or carbocyclic compounds with urea or thiourea
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E06B3/72—Door leaves consisting of frame and panels, e.g. of raised panel type
    • E06B3/74—Door leaves consisting of frame and panels, e.g. of raised panel type with wooden panels or frame
    • 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
    • B32B2250/00—Layers arrangement
    • B32B2250/40—Symmetrical or sandwich layers, e.g. ABA, ABCBA, ABCCBA
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/10—Properties of the layers or laminate having particular acoustical properties
    • B32B2307/102—Insulating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/30—Properties of the layers or laminate having particular thermal properties
    • B32B2307/304—Insulating
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/554—Wear resistance
    • 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
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558—Impact strength, toughness
    • 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
    • B32B2479/00—Furniture
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2237—Oxides; Hydroxides of metals of titanium
    • C08K2003/2241—Titanium dioxide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K2201/00—Specific properties of additives
    • C08K2201/011—Nanostructured additives
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
    • E—FIXED CONSTRUCTIONS
    • E06—DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL; LADDERS
    • E06B—FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES, FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS, BLINDS, GATES
    • E06B3/00—Window sashes, door leaves, or like elements for closing wall or like openings; Layout of fixed or moving closures, e.g. windows in wall or like openings; Features of rigidly-mounted outer frames relating to the mounting of wing frames
    • E06B3/70—Door leaves
    • E06B2003/7049—Specific panel characteristics
    • E06B2003/7051—Specific panel characteristics of layered construction involving different materials

Abstract

The invention discloses a solid wood door, which comprises a solid wood door main body and a frame, wherein the frame is arranged on the side of the solid wood door main body and is used for fixing the solid wood door main body; the solid wood door body comprises a central layer, filling layers, rubber layers and appearance layers, wherein the filling layers are arranged on two side faces of the central layer and fixed with the central layer; this solid wood door has strengthened its syllable-dividing effect when alleviateing solid wood door weight through set to honeycomb cavity at well core plate to be provided with the reinforcing plate in well core plate both sides, make the structural strength of solid wood door improve, through set up the rubber layer between filling layer and outward appearance layer, the impact force that the good elasticity of rubber can cushion the solid wood door and receive, avoid the outward appearance layer to drop, and rubber heat insulating ability is good, has thermal-insulated heat preservation, withstand voltage wear-resisting, long service life's advantage.

Description

Solid wood door
Technical Field
The invention relates to a solid wood door.
Background
The wood door has natural wood grain texture and color, and is undoubtedly the best choice for families advocating natural decoration style. The solid wood door is divided into a solid wood raw wood door and a solid wood composite door, raw wood is taken as a main material of the raw wood solid wood door, the raw wood is dried, then the raw wood is processed into the solid wood door through the working procedures of blanking, polishing, tenoning, drilling and the like, most of the raw wood varieties are more expensive, such as sapelli, red oak, rosewood, cherry wood, walnut wood, black walnut, teak and the like, and the finished product wood door processed by the solid wood has the characteristics of corrosion resistance, heat insulation, no crack and the like; the solid wood composite door is made up by using solid wood as frame, using decorative panel to bind two sides of said door frame, filling heat-insulating and fire-resisting material in the interior of door leaf, and making them pass through the processes of processing, light in weight, low in cost and good in decorative effect.
At present, the following problems exist in the indoor wooden door: the solid wood log door adopts a whole log, so that the weight is overlarge, the hinge is subjected to a large burden, the service life of the hinge is influenced, the quality requirement on the log is high, and the utilization rate of raw materials is low; and the structural strength of the interior of the composite solid wood door is not high, the service life is not long, and the sound insulation effect is not high.
Disclosure of Invention
In view of the above, the present invention aims to provide a solid wood door, in which a central plate is provided with a honeycomb-shaped cavity, so that the weight of the solid wood door is reduced, and the sound insulation effect of the solid wood door is enhanced, and reinforcing plates are provided at two sides of the central plate, so that the structural strength of the solid wood door is improved, and by providing a rubber layer between a filling layer and an appearance layer, the excellent elasticity of rubber can buffer the impact force applied to the solid wood door, so as to prevent the appearance layer from falling off, and the solid wood door has the advantages of good heat preservation, heat insulation, pressure resistance, wear resistance and long.
In order to solve the technical problems, the technical scheme of the invention is as follows:
a solid wood door comprises a solid wood door main body and a frame which is arranged at the side of the solid wood door main body and used for fixing the solid wood door main body; the frame comprises a first frame strip arranged on one side of the solid wood door main body, a second frame strip arranged on the other side of the solid wood door main body, a third frame strip arranged on the upper side of the solid wood door main body, a fourth frame strip arranged on the lower side of the solid wood door main body, and frame corners arranged at the joints of the frame strips; the solid wood door body comprises a central layer, filling layers, rubber layers and appearance layers, wherein the filling layers are arranged on two side faces of the central layer and fixed with the central layer, the rubber layers are arranged on the surfaces of the filling layers and fixed with the filling layers and used for buffering the impact force of the solid wood door body, and the appearance layers are arranged on the surfaces of the rubber layers and fixed with the rubber layers and used for decorating the solid wood door body.
Furthermore, the central layer comprises a central plate, main reinforcing plates transversely arranged in the middle parts of two side surfaces of the central plate, and auxiliary reinforcing plates longitudinally arranged in the middle parts of two side surfaces of the central plate, penetrating through the main reinforcing plates and then vertically fixed with the main reinforcing plates.
Furthermore, a screw is arranged at the joint of the main reinforcing plate and the auxiliary reinforcing plate, and the screw penetrates through the main reinforcing plate and is fixedly connected with the auxiliary reinforcing plate in a nailing manner.
Furthermore, the central plate, the main reinforcing plate and the auxiliary reinforcing plate are fir plates, and the fir plates are firm in texture, straight in texture, easy to process, corrosion-resistant and free from being damaged by termites.
Furthermore, the central plate is provided with a cavity which penetrates through two side faces of the central plate and is used for reducing noise.
Further, the cavity is honeycomb-shaped.
Furthermore, two ends of the first frame strip are respectively embedded and fixed with the third frame strip and the fourth frame strip through frame corners, and two ends of the second frame strip are respectively embedded and fixed with the third frame strip and the fourth frame strip through frame corners.
Furthermore, the central layer is fixedly attached to the filling layer through an adhesive, the filling layer is fixedly attached to the rubber layer through the adhesive, and the rubber layer is fixedly attached to the appearance layer through the adhesive.
Further, the adhesive is prepared from the following raw materials in parts by weight: 40-50 parts of urea-formaldehyde resin, 35-45 parts of chloroprene rubber, 35-45 parts of carboxymethyl starch, 20-30 parts of N-butanol, 20-30 parts of ethyl carbamate, 16-18 parts of N-hydroxymethyl acrylamide, 16-18 parts of di-N-octyl phthalate, 35-45 parts of silica, 20-30 parts of nano titanium dioxide, 13-15 parts of 1, 2-propylene glycol, 13-15 parts of dioctyl sodium sulfosuccinate, 9-11 parts of N-aminoethyl piperazine, 20-30 parts of phenolic resin, 16-18 parts of hydrogenated rosin, 7-11 parts of p-chlorobenzoic acid and 6-8 parts of benzoyl chloride.
Another technical problem to be solved by the present invention is to provide a method for preparing an adhesive, comprising the following steps:
1) adding 40-50 parts of urea-formaldehyde resin, 35-45 parts of chloroprene rubber, 35-45 parts of carboxymethyl starch and 20-30 parts of n-butyl alcohol into a reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at the stirring speed of 120r/min for 45 min;
2) raising the temperature in the reactor to 85 ℃, adding 20-30 parts of ethyl carbamate, 16-18 parts of N-hydroxymethyl acrylamide and 16-18 parts of di-N-octyl phthalate into the reactor, stirring by using a stirrer at the stirring speed of 120r/min for 45min, adjusting the temperature to 75 ℃ after stirring, and keeping the temperature for later use;
3) adding 35-45 parts of silica and 20-30 parts of nano titanium dioxide into a grinding machine, and grinding for 20min to obtain mixed powder;
4) adding 13-15 parts of 1, 2-propylene glycol, 13-15 parts of dioctyl sodium sulfosuccinate, 9-11 parts of N-aminoethyl piperazine and the mixed powder obtained in the step 3) into another reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at a stirring speed of 120r/min for 45min to obtain a mixed solution;
5) adding 20-30 parts of phenolic resin, 16-18 parts of hydrogenated rosin and the mixed solution obtained in the step 4) into the reactor in the step 2), keeping the temperature at 75 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, heating to 100 ℃ after stirring, vacuumizing and preserving heat for 1h, then cooling to 40 ℃, and stopping vacuum;
6) and after vacuum stopping, adding 7-11 parts of p-chlorobenzoic acid and 6-8 parts of benzoyl chloride into the reactor, keeping the temperature at 40 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, then shearing the adhesive in the reactor by using a high-speed shearing machine at the shearing speed of 3000r/min for 50min, and naturally cooling the reactor to obtain the adhesive.
The technical effects of the invention are mainly reflected in the following aspects: this solid wood door has strengthened its syllable-dividing effect when alleviateing solid wood door weight through set to honeycomb cavity at well core plate to be provided with the reinforcing plate in well core plate both sides, make the structural strength of solid wood door improve, through set up the rubber layer between filling layer and outward appearance layer, the impact force that the good elasticity of rubber can cushion the solid wood door and receive, avoid the outward appearance layer to drop, and rubber heat insulating ability is good, has thermal-insulated heat preservation, withstand voltage wear-resisting, long service life's advantage. In addition, N-aminoethyl piperazine is added into the adhesive to participate in chemical reaction, so that the adhesive is cured; the urethane can enable rubber molecular chains to perform a crosslinking reaction, so that linear molecules form a three-dimensional network structure, the plasticity is reduced, the elastic strength is increased, and the mechanical property is greatly improved; n-hydroxymethyl acrylamide can react with groups on the main chain or the branched chain of macromolecules to form chemical bridges among macromolecules to form an insoluble and infusible net-shaped or body-shaped structure; di-n-octyl phthalate is added into the adhesive to improve the flexibility, the mixing property and the coating property; phenolic resin and hydrogenated rosin can expand the viscosity range of the adhesive; the p-chlorobenzoic acid can promote the chemical reaction speed, shorten the curing time and reduce the curing temperature; the silica is widely distributed in nature, can improve the physical, mechanical, process, use and other properties of the adhesive, reduce the thermal expansion coefficient, enhance the heat resistance and the thermal conductivity, prolong the service life and reduce the cost and the sagging property; the benzoyl chloride helps the adhesive to maintain its stable properties during formulation, storage and use.
Drawings
FIG. 1 is a cross-sectional view of a solid wood door of the present invention;
FIG. 2 is a block diagram of the center layer of the present invention.
Detailed Description
The following detailed description of the embodiments of the present invention is provided in order to make the technical solution of the present invention easier to understand and understand.
In the embodiments, it should be understood that the terms "middle", "upper", "lower", "top", "right", "left", "above", "back", "middle", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
Example 1
A solid wood door comprises a solid wood door main body 1 and a frame 2 which is arranged at the side of the solid wood door main body 1 and used for fixing the solid wood door main body 1; the frame 2 comprises a first frame strip 21 arranged on one side of the solid wood door main body 1, a second frame strip 22 arranged on the other side of the solid wood door main body 1, a third frame strip 23 arranged on the upper side of the solid wood door main body 1, a fourth frame strip 24 arranged on the lower side of the solid wood door main body 1, and a frame corner 25 arranged at the joint of the frame strips; the solid wood door body 1 comprises a central layer 11, filling layers 12 which are arranged on two side faces of the central layer 11 and fixed with the central layer 11, rubber layers 13 which are arranged on the surfaces of the filling layers 12, fixed with the filling layers 12 and used for buffering the impact force of the solid wood door body 1, and appearance layers 14 which are arranged on the surfaces of the rubber layers 13, fixed with the rubber layers 13 and used for decorating the solid wood door body.
The central layer 11 comprises a central plate 111, a main reinforcing plate 112 transversely arranged in the middle of two side surfaces of the central plate 111, and an auxiliary reinforcing plate 113 longitudinally arranged in the middle of two side surfaces of the central plate 111, penetrating through the main reinforcing plate 112 and vertically fixed with the main reinforcing plate 112; the joint of the main reinforcing plate 112 and the auxiliary reinforcing plate 113 is provided with a screw, the screw penetrates through the main reinforcing plate 112 and is then fixedly nailed with the auxiliary reinforcing plate 113, and the central plate 111, the main reinforcing plate 112 and the auxiliary reinforcing plate 113 are fir plates. The central plate 111 is provided with a cavity 1111 which penetrates through two side faces of the central plate 111 and is used for reducing noise; the cavity 1111 is honeycomb shaped. Two ends of the first frame strip 21 are respectively embedded and fixed with the third frame strip 23 and the fourth frame strip 24 through frame corners 25, and two ends of the second frame strip 22 are respectively embedded and fixed with the third frame strip 23 and the fourth frame strip 24 through frame corners 25. Filling layer 12 is camphorwood board, appearance layer 14 is the cherry plank, centre layer 11 is fixed through adhesive and the laminating of filling layer 12, filling layer 12 is fixed through adhesive and the laminating of rubber layer 13, rubber layer 13 is fixed through adhesive and the laminating of appearance layer 14.
The adhesive is prepared from the following raw materials in parts by weight: 50 parts of urea-formaldehyde resin, 45 parts of chloroprene rubber, 35 parts of carboxymethyl starch, 20 parts of N-butanol, 20 parts of ethyl carbamate, 16 parts of N-hydroxymethyl acrylamide, 16 parts of di-N-octyl phthalate, 35 parts of silica, 20 parts of nano titanium dioxide, 13 parts of 1, 2-propylene glycol, 13 parts of dioctyl sodium sulfosuccinate, 9 parts of N-aminoethyl piperazine, 20 parts of phenolic resin, 16 parts of hydrogenated rosin, 7 parts of p-chlorobenzoic acid and 6 parts of benzoyl chloride.
A preparation method of the adhesive comprises the following steps:
1) adding 50 parts of urea-formaldehyde resin, 45 parts of chloroprene rubber, 35 parts of carboxymethyl starch and 20 parts of n-butyl alcohol into a reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at the stirring speed of 120r/min for 45 min;
2) raising the temperature in the reactor to 85 ℃, adding 20 parts of ethyl carbamate, 16 parts of N-hydroxymethyl acrylamide and 16 parts of di-N-octyl phthalate into the reactor, stirring by using a stirrer at the stirring speed of 120r/min for 45min, adjusting the temperature to 75 ℃ after stirring, and keeping the temperature for later use;
3) adding 35 parts of silica and 20 parts of nano titanium dioxide into a grinding machine, and grinding for 20min to obtain mixed powder;
4) adding 13 parts of 1, 2-propylene glycol, 13 parts of dioctyl sodium sulfosuccinate, 9 parts of N-aminoethyl piperazine and the mixed powder obtained in the step 3) into another reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at the stirring speed of 120r/min for 45min to obtain a mixed solution;
5) adding 20 parts of phenolic resin, 16 parts of hydrogenated rosin and the mixed solution obtained in the step 4) into the reactor in the step 2), keeping the temperature at 75 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, heating to 100 ℃ after stirring, vacuumizing and preserving heat for 1h, then cooling to 40 ℃, and stopping vacuum;
6) and after the vacuum is stopped, adding 7 parts of p-chlorobenzoic acid and 6 parts of benzoyl chloride into the reactor, keeping the temperature at 40 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, then shearing the adhesive in the reactor by using a high-speed shearing machine at the shearing speed of 3000r/min for 50min, and naturally cooling the reactor to obtain the adhesive.
Example 2
A solid wood door comprises a solid wood door main body 1 and a frame 2 which is arranged at the side of the solid wood door main body 1 and used for fixing the solid wood door main body 1; the frame 2 comprises a first frame strip 21 arranged on one side of the solid wood door main body 1, a second frame strip 22 arranged on the other side of the solid wood door main body 1, a third frame strip 23 arranged on the upper side of the solid wood door main body 1, a fourth frame strip 24 arranged on the lower side of the solid wood door main body 1, and a frame corner 25 arranged at the joint of the frame strips; the solid wood door body 1 comprises a central layer 11, filling layers 12 which are arranged on two side faces of the central layer 11 and fixed with the central layer 11, rubber layers 13 which are arranged on the surfaces of the filling layers 12, fixed with the filling layers 12 and used for buffering the impact force of the solid wood door body 1, and appearance layers 14 which are arranged on the surfaces of the rubber layers 13, fixed with the rubber layers 13 and used for decorating the solid wood door body.
The central layer 11 comprises a central plate 111, a main reinforcing plate 112 transversely arranged in the middle of two side surfaces of the central plate 111, and an auxiliary reinforcing plate 113 longitudinally arranged in the middle of two side surfaces of the central plate 111, penetrating through the main reinforcing plate 112 and vertically fixed with the main reinforcing plate 112; the joint of the main reinforcing plate 112 and the auxiliary reinforcing plate 113 is provided with a screw, the screw penetrates through the main reinforcing plate 112 and is then fixedly nailed with the auxiliary reinforcing plate 113, and the central plate 111, the main reinforcing plate 112 and the auxiliary reinforcing plate 113 are fir plates. The central plate 111 is provided with a cavity 1111 which penetrates through two side faces of the central plate 111 and is used for reducing noise; the cavity 1111 is honeycomb shaped. Two ends of the first frame strip 21 are respectively embedded and fixed with the third frame strip 23 and the fourth frame strip 24 through frame corners 25, and two ends of the second frame strip 22 are respectively embedded and fixed with the third frame strip 23 and the fourth frame strip 24 through frame corners 25. Filling layer 12 is camphorwood board, appearance layer 14 is the cherry plank, centre layer 11 is fixed through adhesive and the laminating of filling layer 12, filling layer 12 is fixed through adhesive and the laminating of rubber layer 13, rubber layer 13 is fixed through adhesive and the laminating of appearance layer 14.
The adhesive is prepared from the following raw materials in parts by weight: 40 parts of urea-formaldehyde resin, 35 parts of chloroprene rubber, 45 parts of carboxymethyl starch, 30 parts of N-butyl alcohol, 30 parts of ethyl carbamate, 18 parts of N-hydroxymethyl acrylamide, 18 parts of di-N-octyl phthalate, 45 parts of silica, 30 parts of nano titanium dioxide, 15 parts of 1, 2-propylene glycol, 15 parts of dioctyl sodium sulfosuccinate, 11 parts of N-aminoethyl piperazine, 30 parts of phenolic resin, 18 parts of hydrogenated rosin, 11 parts of p-chlorobenzoic acid and 8 parts of benzoyl chloride.
A preparation method of the adhesive comprises the following steps:
1) adding 40 parts of urea-formaldehyde resin, 35 parts of chloroprene rubber, 45 parts of carboxymethyl starch and 30 parts of n-butyl alcohol into a reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at the stirring speed of 120r/min for 45 min;
2) raising the temperature in the reactor to 85 ℃, adding 30 parts of ethyl carbamate, 18 parts of N-hydroxymethyl acrylamide and 18 parts of di-N-octyl phthalate into the reactor, stirring by using a stirrer at the stirring speed of 120r/min for 45min, adjusting the temperature to 75 ℃ after stirring, and keeping the temperature for later use;
3) adding 45 parts of silica and 30 parts of nano titanium dioxide into a grinding machine, and grinding for 20min to obtain mixed powder;
4) adding 15 parts of 1, 2-propylene glycol, 15 parts of dioctyl sodium sulfosuccinate, 11 parts of N-aminoethyl piperazine and the mixed powder obtained in the step 3) into another reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at a stirring speed of 120r/min for 45min to obtain a mixed solution;
5) adding 30 parts of phenolic resin, 18 parts of hydrogenated rosin and the mixed solution obtained in the step 4) into the reactor in the step 2), keeping the temperature at 75 ℃, stirring by using a stirrer, wherein the stirring speed is 120r/min, the stirring time is 20min, heating to 100 ℃ after stirring, vacuumizing, preserving heat for 1h, cooling to 40 ℃, and stopping vacuum;
6) and after the vacuum is stopped, adding 11 parts of p-chlorobenzoic acid and 8 parts of benzoyl chloride into the reactor, keeping the temperature at 40 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, then shearing the adhesive in the reactor by using a high-speed shearing machine at the shearing speed of 3000r/min for 50min, and naturally cooling the reactor to obtain the adhesive.
Example 3
A solid wood door comprises a solid wood door main body 1 and a frame 2 which is arranged at the side of the solid wood door main body 1 and used for fixing the solid wood door main body 1; the frame 2 comprises a first frame strip 21 arranged on one side of the solid wood door main body 1, a second frame strip 22 arranged on the other side of the solid wood door main body 1, a third frame strip 23 arranged on the upper side of the solid wood door main body 1, a fourth frame strip 24 arranged on the lower side of the solid wood door main body 1, and a frame corner 25 arranged at the joint of the frame strips; the solid wood door body 1 comprises a central layer 11, filling layers 12 which are arranged on two side faces of the central layer 11 and fixed with the central layer 11, rubber layers 13 which are arranged on the surfaces of the filling layers 12, fixed with the filling layers 12 and used for buffering the impact force of the solid wood door body 1, and appearance layers 14 which are arranged on the surfaces of the rubber layers 13, fixed with the rubber layers 13 and used for decorating the solid wood door body.
The central layer 11 comprises a central plate 111, a main reinforcing plate 112 transversely arranged in the middle of two side surfaces of the central plate 111, and an auxiliary reinforcing plate 113 longitudinally arranged in the middle of two side surfaces of the central plate 111, penetrating through the main reinforcing plate 112 and vertically fixed with the main reinforcing plate 112; the joint of the main reinforcing plate 112 and the auxiliary reinforcing plate 113 is provided with a screw, the screw penetrates through the main reinforcing plate 112 and is then fixedly nailed with the auxiliary reinforcing plate 113, and the central plate 111, the main reinforcing plate 112 and the auxiliary reinforcing plate 113 are fir plates. The central plate 111 is provided with a cavity 1111 which penetrates through two side faces of the central plate 111 and is used for reducing noise; the cavity 1111 is honeycomb shaped. Two ends of the first frame strip 21 are respectively embedded and fixed with the third frame strip 23 and the fourth frame strip 24 through frame corners 25, and two ends of the second frame strip 22 are respectively embedded and fixed with the third frame strip 23 and the fourth frame strip 24 through frame corners 25. Filling layer 12 is camphorwood board, appearance layer 14 is the cherry plank, centre layer 11 is fixed through adhesive and the laminating of filling layer 12, filling layer 12 is fixed through adhesive and the laminating of rubber layer 13, rubber layer 13 is fixed through adhesive and the laminating of appearance layer 14.
The adhesive is prepared from the following raw materials in parts by weight: 45 parts of urea-formaldehyde resin, 40 parts of chloroprene rubber, 40 parts of carboxymethyl starch, 25 parts of N-butanol, 25 parts of ethyl carbamate, 17 parts of N-hydroxymethyl acrylamide, 17 parts of di-N-octyl phthalate, 40 parts of silica, 25 parts of nano titanium dioxide, 14 parts of 1, 2-propylene glycol, 14 parts of dioctyl sodium sulfosuccinate, 10 parts of N-aminoethyl piperazine, 25 parts of phenolic resin, 17 parts of hydrogenated rosin, 9 parts of p-chlorobenzoic acid and 7 parts of benzoyl chloride.
A preparation method of the adhesive comprises the following steps:
1) adding 45 parts of urea-formaldehyde resin, 40 parts of chloroprene rubber, 40 parts of carboxymethyl starch and 25 parts of n-butanol into a reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at the stirring speed of 120r/min for 45 min;
2) raising the temperature in the reactor to 85 ℃, adding 25 parts of ethyl carbamate, 17 parts of N-hydroxymethyl acrylamide and 17 parts of di-N-octyl phthalate into the reactor, stirring by using a stirrer at the stirring speed of 120r/min for 45min, adjusting the temperature to 75 ℃ after stirring, and keeping the temperature for later use;
3) taking 40 parts of silica and 25 parts of nano titanium dioxide, adding into a grinding machine, and grinding for 20min to obtain mixed powder;
4) adding 14 parts of 1, 2-propylene glycol, 14 parts of dioctyl sodium sulfosuccinate, 10 parts of N-aminoethyl piperazine and the mixed powder obtained in the step 3) into another reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at a stirring speed of 120r/min for 45min to obtain a mixed solution;
5) adding 25 parts of phenolic resin, 17 parts of hydrogenated rosin and the mixed solution obtained in the step 4) into the reactor in the step 2), keeping the temperature at 75 ℃, stirring by using a stirrer, wherein the stirring speed is 120r/min, the stirring time is 20min, heating to 100 ℃ after stirring, vacuumizing, preserving heat for 1h, cooling to 40 ℃, and stopping vacuum;
6) and after the vacuum is stopped, adding 9 parts of p-chlorobenzoic acid and 7 parts of benzoyl chloride into the reactor, keeping the temperature at 40 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, then shearing the adhesive in the reactor by using a high-speed shearing machine at the shearing speed of 3000r/min for 50min, and naturally cooling the reactor to obtain the adhesive.
Examples of the experiments
The adhesive prepared by the invention is selected as an experimental group, the polyvinyl acetate emulsion wood adhesive is selected as a first control group, the epoxy resin adhesive is selected as a second control group, the three groups of experimental objects are subjected to detection on the compression shear strength, the tensile shear strength, the curing time, the viscosity, the peel strength and the free formaldehyde content, and the experimental results are shown in the following table:
Figure BDA0001601731830000131
therefore, the adhesive has high compressive shear strength and tensile shear strength, good impact resistance and long service life; the curing time is short, and the door plate can be bonded in a short time; the adhesive has high viscosity, high peel strength, high adhesion, firm adhesion and difficult loosening; the free formaldehyde content is low, which is beneficial to human health.
The technical effects of the invention are mainly reflected in the following aspects: this solid wood door has strengthened its syllable-dividing effect when alleviateing solid wood door weight through set to honeycomb cavity at well core plate to be provided with the reinforcing plate in well core plate both sides, make the structural strength of solid wood door improve, through set up the rubber layer between filling layer and outward appearance layer, the impact force that the good elasticity of rubber can cushion the solid wood door and receive, avoid the outward appearance layer to drop, and rubber heat insulating ability is good, has thermal-insulated heat preservation, withstand voltage wear-resisting, long service life's advantage. In addition, N-aminoethyl piperazine is added into the adhesive to participate in chemical reaction, so that the adhesive is cured; the urethane can enable rubber molecular chains to perform a crosslinking reaction, so that linear molecules form a three-dimensional network structure, the plasticity is reduced, the elastic strength is increased, and the mechanical property is greatly improved; n-hydroxymethyl acrylamide can react with groups on the main chain or the branched chain of macromolecules to form chemical bridges among macromolecules to form an insoluble and infusible net-shaped or body-shaped structure; di-n-octyl phthalate is added into the adhesive to improve the flexibility, the mixing property and the coating property; phenolic resin and hydrogenated rosin can expand the viscosity range of the adhesive; the p-chlorobenzoic acid can promote the chemical reaction speed, shorten the curing time and reduce the curing temperature; the silica is widely distributed in nature, can improve the physical, mechanical, process, use and other properties of the adhesive, reduce the thermal expansion coefficient, enhance the heat resistance and the thermal conductivity, prolong the service life and reduce the cost and the sagging property; the benzoyl chloride helps the adhesive to maintain its stable properties during formulation, storage and use.
The above are only typical examples of the present invention, and besides, the present invention may have other embodiments, and all the technical solutions formed by equivalent substitutions or equivalent changes are within the scope of the present invention as claimed.

Claims (7)

1. A solid wood door comprises a solid wood door main body and a frame which is arranged at the side of the solid wood door main body and used for fixing the solid wood door main body; the frame comprises a first frame strip arranged on one side of the solid wood door main body, a second frame strip arranged on the other side of the solid wood door main body, a third frame strip arranged on the upper side of the solid wood door main body, a fourth frame strip arranged on the lower side of the solid wood door main body, and frame corners arranged at the joints of the frame strips; the method is characterized in that: the solid wood door body comprises a central layer, filling layers, rubber layers and appearance layers, wherein the filling layers are arranged on two side faces of the central layer and fixed with the central layer; the central layer is fixedly attached to the filling layer through an adhesive, the filling layer is fixedly attached to the rubber layer through the adhesive, and the rubber layer is fixedly attached to the appearance layer through the adhesive; the adhesive is prepared from the following raw materials in parts by weight: 40-50 parts of urea-formaldehyde resin, 35-45 parts of chloroprene rubber, 35-45 parts of carboxymethyl starch, 20-30 parts of N-butanol, 20-30 parts of ethyl carbamate, 16-18 parts of N-hydroxymethyl acrylamide, 16-18 parts of di-N-octyl phthalate, 35-45 parts of silica, 20-30 parts of nano titanium dioxide, 13-15 parts of 1, 2-propylene glycol, 13-15 parts of dioctyl sodium sulfosuccinate, 9-11 parts of N-aminoethyl piperazine, 20-30 parts of phenolic resin, 16-18 parts of hydrogenated rosin, 7-11 parts of p-chlorobenzoic acid and 6-8 parts of benzoyl chloride; the preparation method of the adhesive comprises the following steps:
1) adding 40-50 parts of urea-formaldehyde resin, 35-45 parts of chloroprene rubber, 35-45 parts of carboxymethyl starch and 20-30 parts of n-butyl alcohol into a reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at the stirring speed of 120r/min for 45 min;
2) raising the temperature in the reactor to 85 ℃, adding 20-30 parts of ethyl carbamate, 16-18 parts of N-hydroxymethyl acrylamide and 16-18 parts of di-N-octyl phthalate into the reactor, stirring by using a stirrer at the stirring speed of 120r/min for 45min, adjusting the temperature to 75 ℃ after stirring, and keeping the temperature for later use;
3) adding 35-45 parts of silica and 20-30 parts of nano titanium dioxide into a grinding machine, and grinding for 20min to obtain mixed powder;
4) adding 13-15 parts of 1, 2-propylene glycol, 13-15 parts of dioctyl sodium sulfosuccinate, 9-11 parts of N-aminoethyl piperazine and the mixed powder obtained in the step 3) into another reactor, adjusting the temperature to 80 ℃, and stirring by using a stirrer at a stirring speed of 120r/min for 45min to obtain a mixed solution;
5) adding 20-30 parts of phenolic resin, 16-18 parts of hydrogenated rosin and the mixed solution obtained in the step 4) into the reactor in the step 2), keeping the temperature at 75 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, heating to 100 ℃ after stirring, vacuumizing and preserving heat for 1h, then cooling to 40 ℃, and stopping vacuum;
6) and after vacuum stopping, adding 7-11 parts of p-chlorobenzoic acid and 6-8 parts of benzoyl chloride into the reactor, keeping the temperature at 40 ℃, stirring by using a stirrer at the stirring speed of 120r/min for 20min, then shearing the adhesive in the reactor by using a high-speed shearing machine at the shearing speed of 3000r/min for 50min, and naturally cooling the reactor to obtain the adhesive.
2. A solid wood door according to claim 1, wherein: the central layer comprises a central plate, main reinforcing plates transversely arranged in the middle parts of two side surfaces of the central plate, and auxiliary reinforcing plates longitudinally arranged in the middle parts of the two side surfaces of the central plate, penetrating through the main reinforcing plates and then vertically fixed with the main reinforcing plates.
3. A solid wood door according to claim 2, wherein: the joint of the main reinforcing plate and the auxiliary reinforcing plate is provided with a screw which penetrates through the main reinforcing plate and is fixedly connected with the auxiliary reinforcing plate in a nailing manner.
4. A solid wood door according to claim 2, wherein: the central plate, the main reinforcing plate and the auxiliary reinforcing plate are fir plates.
5. A solid wood door according to claim 2, wherein: the central plate is provided with a cavity which penetrates through two side faces of the central plate and is used for reducing noise.
6. A solid wood door according to claim 5, wherein: the cavity is honeycomb-shaped.
7. A solid wood door according to claim 1, wherein: two ends of the first frame strip are respectively embedded and fixed with the third frame strip and the fourth frame strip through frame corners, and two ends of the second frame strip are respectively embedded and fixed with the third frame strip and the fourth frame strip through frame corners.
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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2347438A (en) * 1999-03-01 2000-09-06 Abolkheir Group A reinforced wooden panel assembly
CN202745634U (en) * 2012-03-01 2013-02-20 浙江江山润安门业有限公司 Composite environmental-friendly door
CN103173139A (en) * 2013-02-26 2013-06-26 安徽明珠颜料科技有限公司 Urea-formaldehyde resin-chloroprene rubber adhesive and preparation method thereof
CN204899684U (en) * 2015-08-10 2015-12-23 广东中安人防股份有限公司 Explosion vent for civil air defense constructions and installations
CN107503640A (en) * 2017-09-30 2017-12-22 浙江盼家门业有限公司 A kind of solid wood composite door
CN207077840U (en) * 2017-04-24 2018-03-09 樱花木门（建德）有限公司 A kind of nanometer titanium dioxide titanium catalyst timber

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2347438A (en) * 1999-03-01 2000-09-06 Abolkheir Group A reinforced wooden panel assembly
CN202745634U (en) * 2012-03-01 2013-02-20 浙江江山润安门业有限公司 Composite environmental-friendly door
CN103173139A (en) * 2013-02-26 2013-06-26 安徽明珠颜料科技有限公司 Urea-formaldehyde resin-chloroprene rubber adhesive and preparation method thereof
CN204899684U (en) * 2015-08-10 2015-12-23 广东中安人防股份有限公司 Explosion vent for civil air defense constructions and installations
CN207077840U (en) * 2017-04-24 2018-03-09 樱花木门（建德）有限公司 A kind of nanometer titanium dioxide titanium catalyst timber
CN107503640A (en) * 2017-09-30 2017-12-22 浙江盼家门业有限公司 A kind of solid wood composite door

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Denomination of invention: A solid wood door

Effective date of registration: 20220621

Granted publication date: 20201204

Pledgee: Zhejiang Jiangshan rural commercial bank Limited by Share Ltd.

Pledgor: ZHEJIANG YIMEIDA DOOR INDUSTRY Co.,Ltd.

Registration number: Y2022330001020