CN113216806A - High-strength assembled composite door with laminated structure and assembling method thereof - Google Patents

High-strength assembled composite door with laminated structure and assembling method thereof Download PDF

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Publication number
CN113216806A
CN113216806A CN202110660896.6A CN202110660896A CN113216806A CN 113216806 A CN113216806 A CN 113216806A CN 202110660896 A CN202110660896 A CN 202110660896A CN 113216806 A CN113216806 A CN 113216806A
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CN
China
Prior art keywords
assembly
plate
honeycomb
door
frame
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Granted
Application number
CN202110660896.6A
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Chinese (zh)
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CN113216806B (en
Inventor
沈继忠
沈世雄
韩秀红
沈继诚
尹朝秀
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Anhui Zhongsheng New Decoration Material Co ltd
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Anhui Zhongsheng New Decoration Material Co ltd
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Priority to CN202110660896.6A priority Critical patent/CN113216806B/en
Publication of CN113216806A publication Critical patent/CN113216806A/en
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Publication of CN113216806B publication Critical patent/CN113216806B/en
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    • 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
    • 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
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard 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
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/08—Corrugated paper or cardboard
    • 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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 shape; Layered products comprising a layer 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
    • B32B3/00—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form
    • B32B3/26—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer
    • B32B3/266—Layered products comprising a layer with external or internal discontinuities or unevennesses, or a layer of non-planar shape; Layered products comprising a layer having particular features of form characterised by a particular shape of the outline of the cross-section of a continuous layer; characterised by a layer with cavities or internal voids ; characterised by an apertured layer characterised by an apertured layer, the apertures going through the whole thickness of the layer, e.g. expanded metal, perforated layer, slit layer regular cells B32B3/12
    • 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
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/12—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by using adhesives
    • 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
    • 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
    • E06B5/00—Doors, windows, or like closures for special purposes; Border constructions therefor
    • E06B5/20—Doors, windows, or like closures for special purposes; Border constructions therefor for insulation against noise
    • 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
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W90/00—Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas [GHG] emissions mitigation
    • Y02W90/10—Bio-packaging, e.g. packing containers made from renewable resources or bio-plastics

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  • Engineering & Computer Science (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Securing Of Glass Panes Or The Like (AREA)

Abstract

The invention discloses a high-strength assembled composite door with a laminated structure and an assembling method thereof, belonging to the technical field of composite doors. The cylinder is additionally provided with the hole space at the edge of the fixed honeycomb plate, the plate body of the honeycomb plate is ensured to be always perpendicular to the front door plate and the rear door plate, the best stress state is maintained, and the dense reinforcing mesh is arranged, so that the stress area is enlarged, the strength is improved, and the local depression of the composite door is prevented.

Description

High-strength assembled composite door with laminated structure and assembling method thereof
Technical Field
The invention relates to the technical field of composite doors, in particular to a high-strength assembled composite door with a laminated structure and an assembling method thereof.
Background
The door body on the domestic market is most common in the case of a solid wood door, and the solid wood door is formed by processing a base material selected by the door body which is completely made of pure wood material through the process steps of blanking, planing, tenoning, drilling, high-speed milling and the like after drying treatment. Compared with door bodies made of other materials, the solid wood door body has good sound insulation, heat preservation and sealing effects, is environment-friendly and pollution-free, and is easy to use and decorate. Different forms of solid wood composite doors also appear in the market today, and the door body is generally divided into three layers of composite structures: the door core frame (substrate) is made of integrated material (generally pine or fir); the door core framework is a solid wood grid or a density board grid, and high density boards are pasted on two sides; adhering solid wood veneer on the surface, and then brushing with polyester paint.
The patent with the patent number of CN201220376926.7 discloses a honeycomb paperboard solid wood imitation composite door, which comprises a door body, wherein the door body comprises a solid wood inner frame, the solid wood inner frame surrounds a honeycomb paperboard door core, the door body is covered with a panel, the panel is a high-density fiberboard, and a solid wood veneer decorative layer is arranged on the panel; the wood-saving composite door has the advantages of keeping the characteristics of good sound insulation, heat preservation and sealing effects of the solid wood door, saving wood more than a solid wood composite door, having the characteristics of light weight, low price, difficult bending deformation and recycling, and being capable of better realizing the effects of saving wood, replacing wood, saving energy and protecting environment. However, compared with the traditional non-composite door, the composite door is generally low in strength, and after being hit, the local damage is caused to generate pits, and the honeycomb paperboard is deflected and deformed, so that the door frame is pushed to deform and distort.
Disclosure of Invention
The invention aims to provide a high-strength assembled composite door with a laminated structure and an assembling method thereof.
In order to achieve the purpose, the invention provides the following technical scheme: a high-strength assembled composite door with a laminated structure comprises a door frame, a front door plate, a rear door plate and a laminated assembly, wherein the front end surface of the door frame is fixedly connected with the front door plate, the rear end surface of the door frame is fixedly connected with the rear door plate, and the laminated assembly is arranged among the door frame, the front door plate and the rear door plate;
the door frame comprises a bottom frame, a top frame, clamping blocks and clamping grooves, the bottom frame is U-shaped, the top frame is fixedly connected to the upper end of the bottom frame, the clamping blocks protruding inwards are arranged on the side walls of the two ends of the bottom frame, and the clamping grooves are formed between the clamping blocks and the side walls of the bottom frame;
the inner walls of the front door plate and the rear door plate are respectively provided with a plurality of convex longitudinal reinforcing ribs which are arranged at equal intervals;
the laminated assembly comprises a honeycomb paperboard assembly, a top cover plate assembly, a bottom cover plate assembly and a folding paperboard assembly, wherein the top cover plate assembly is bonded to the upper end of the honeycomb paperboard assembly through glue;
a plurality of convex transverse reinforcing ribs which are arranged at equal intervals are arranged on the upper surface of the top sealing plate assembly;
the honeycomb paperboard component comprises a honeycomb paper layer and end plates, wherein the end plates are fixedly connected to two ends of the honeycomb paper layer, and two ends of each end plate are inserted into the clamping grooves;
the bottom sealing plate assembly comprises a bottom plate and cylinders, wherein the cylinders are fixedly connected to four corners of the bottom plate, and the four cylinders are respectively inserted into holes in the four corners of the honeycomb paper layer.
Further, the stacking assembly is corrugated paper boards which are sequentially folded along the longitudinal direction, and one side of each corrugated paper board is bonded to the bottom plate through glue.
Further, at least one thickening component is connected between the honeycomb paperboard component and the back cover plate component.
Further, the thickening subassembly includes thickening plate, thickening honeycomb panel and thickening barrel, and it has the thickening honeycomb panel to bond through glue on the lower surface of thickening plate, and the upper surface four corners department of thickening plate all is provided with the thickening barrel.
Further, drum and thickening barrel are the component that metal or corrugated paper were made, and both terminal surfaces all are the closure.
Furthermore, hexagonal holes are densely distributed in the honeycomb paper layer and the thickened honeycomb plate, and sound-absorbing cotton is filled in the holes.
Further, the height of the folded paperboard component is less than two centimeters, and the angle of the conical groove formed by folding is less than 45 degrees.
According to another aspect of the present invention, there is provided a method for assembling a high-strength assembled composite door having a laminated structure, comprising the steps of:
s101: assembling a door frame, and packaging the top frame on the bottom frame;
s102: assembling a bottom sealing plate assembly, coating glue on the lower surface of the bottom plate, and bonding the folded paperboard assembly through the glue;
s103: assembling a folding paperboard component, wherein a door frame is placed on a platform, and the component in the S is placed in a hollow groove in the middle of the door frame in a mode that the folding paperboard component is arranged below and a cylinder faces upwards;
s104: assembling a honeycomb paperboard assembly, coating glue on the upper surface of a bottom plate, pulling a honeycomb paper layer by holding end plates, respectively clamping two end plates into clamping grooves at two ends of a door frame, inserting a cylinder into a hole of the honeycomb paper layer, and fixing the honeycomb paper layer on the bottom plate through the glue;
s105: the honeycomb paper layer is assembled on the top sealing plate assembly, glue is coated on the lower surface of the top sealing plate assembly, and then the surface with the glue is attached to the honeycomb paper layer;
s106: packaging a front door plate, and packaging the front door plate on the top cover plate assembly and the door frame after the top cover plate assembly is fixed;
s107: and (4) packaging the rear door plate, overturning the middle door frame of the S, and packaging the rear door plate on the folding paperboard component and the door frame.
Further, if there is the thickening subassembly between honeycomb cardboard subassembly and the back cover plate subassembly, then coating glue on the upper surface of bottom plate, the hole grafting drum on the thickening honeycomb board four corners, on the thickening subassembly was fixed in the bottom plate through glue, repeat the above-mentioned operation, until the thickening subassembly equipment is accomplished, handheld end plate pulls open honeycomb paper layer to go into the draw-in groove at door frame both ends with two end plate card respectively, the thickening barrel inserts in the hole that inserts honeycomb paper layer.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the high-strength assembled composite door with the laminated structure and the assembling method thereof, the honeycomb plate is fixed by inserting the cylinder into the holes at the four corners of the honeycomb plate, so that the honeycomb plate is prevented from inclining towards the inner holes when being extruded and extruding the hole space to cause the integral inclination of the honeycomb plate, the hole space at the corner of the fixed honeycomb plate behind the cylinder is additionally arranged, the plate body of the honeycomb plate is ensured to be always perpendicular to the front door plate and the rear door plate, and the optimal stress state of the honeycomb plate is maintained.
2. The invention provides a high-strength assembled composite door with a laminated structure and an assembling method thereof.
Drawings
Fig. 1 is an overall structural view of a high-strength assembled composite door having a laminated structure according to a first embodiment of the present invention;
FIG. 2 is an exploded view of a high strength sectional composite door having a laminate structure according to a first embodiment of the present invention;
FIG. 3 is an exploded view of the stack assembly of a high strength sectional composite door of a stacked configuration according to a first embodiment of the present invention;
fig. 4 is a structural view of a door frame of a high-strength sectional composite door having a laminated structure according to a first embodiment of the present invention;
fig. 5 is a flowchart of a method for assembling a high-strength assembled composite door with a laminated structure according to a first embodiment of the present invention;
FIG. 6 is an exploded view of the stack assembly of a high strength sectional composite door of the stack construction according to the second embodiment of the present invention;
fig. 7 is a flowchart of an assembling method of a high-strength assembled composite door with a laminated structure according to a second embodiment of the present invention.
In the figure: 1. a door frame; 11. a bottom frame; 12. a top frame; 13. a clamping block; 14. a card slot; 2. a front door panel; 3. a rear door panel; 4. a laminated assembly; 41. a honeycomb paperboard component; 411. a honeycomb paper layer; 412. an end plate; 42. a capping plate assembly; 421. transverse reinforcing ribs; 43. a back cover plate assembly; 431. a base plate; 432. a cylinder; 44. folding the cardboard component; 5. longitudinal reinforcing ribs; 6. thickening the assembly; 61. thickening the plate; 62. thickening the honeycomb plate; 63. the cylinder is thickened.
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.
Example one
Referring to fig. 1 to 4, a high-strength assembled composite door with a laminated structure includes a door frame 1, a front door panel 2, a rear door panel 3 and a laminated assembly 4, wherein the front end surface of the door frame 1 is fixedly connected with the front door panel 2, the rear end surface of the door frame 1 is fixedly connected with the rear door panel 3, the laminated assembly 4 is arranged among the door frame 1, the front door panel 2 and the rear door panel 3, the laminated assembly 4 is a corrugated board which is sequentially folded along a longitudinal direction, and one side of the corrugated board is bonded on a bottom plate 431 through glue; the doorframe 1 comprises a bottom frame 11, a top frame 12, clamping blocks 13 and clamping grooves 14, wherein the bottom frame 11 is U-shaped, the top frame 12 is fixedly connected to the upper end of the bottom frame 11, the clamping blocks 13 protruding inwards are arranged on the side walls of two ends of the bottom frame 11, and the clamping grooves 14 are formed between the clamping blocks 13 and the side walls of the bottom frame 11; the inner walls of the front door panel 2 and the rear door panel 3 are provided with a plurality of convex longitudinal reinforcing ribs 5 which are arranged at equal intervals; the laminated assembly 4 comprises a honeycomb paperboard assembly 41, a capping board assembly 42, a back cover board assembly 43 and a folding paperboard assembly 44, the capping board assembly 42 is bonded to the upper end of the honeycomb paperboard assembly 41 through glue, the back cover board assembly 43 is fixedly connected to the lower end of the honeycomb paperboard assembly 41, the folding paperboard assembly 44 is arranged between the back cover board assembly 43 and the rear door panel 3, the back cover board assembly 43 and the folding paperboard assembly 44 are fixedly bonded through glue, the height of the folding paperboard assembly 44 is smaller than two centimeters, and the angle of a conical groove formed by folding is smaller than 45 degrees; a plurality of convex transverse reinforcing ribs 421 which are arranged at equal intervals are arranged on the upper surface of the top sealing plate assembly 42; the honeycomb paperboard component 41 comprises a honeycomb paper layer 411 and end plates 412, wherein the end plates 412 are fixedly connected to both ends of the honeycomb paper layer 411, and both ends of the end plates 412 are inserted into the clamping grooves 14; the honeycomb paper layer 411 is in a folded state when not in use; hexagonal holes are densely distributed in the honeycomb paper layer 411 and filled with sound-absorbing cotton; the bottom sealing plate assembly 43 comprises a bottom plate 431 and cylinders 432, wherein the four corners of the bottom plate 431 are fixedly connected with one cylinder 432, the four cylinders 432 are respectively inserted into the holes at the four corners of the honeycomb paper layer 411, the cylinders 432 are members made of metal or corrugated paper, and the end surfaces of the cylinders 432 are closed.
Referring to fig. 5, in order to better show the assembling method flow of the high-strength assembled composite door with the laminated structure, the present embodiment now provides an assembling method of a high-strength assembled composite door with a laminated structure, including the following steps:
s101: assembling the door frame 1, and packaging the top frame 12 on the bottom frame 11;
s102: assembling a bottom sealing plate assembly 43, coating glue on the lower surface of the bottom plate 431, and bonding the folded paperboard assembly 44 through the glue;
s103: assembling a folding paperboard component 44, wherein the doorframe 1 is placed on a platform, and the component in S102 is placed in a hollow groove in the middle of the doorframe 1 in a mode that the folding paperboard component 44 is arranged below and a cylinder 432 is upwards;
s104: assembling the honeycomb paperboard assembly 41, coating glue on the upper surface of the bottom plate 431, pulling the honeycomb paper layer 411 by holding the end plates 412 by hands, respectively clamping the two end plates 412 into the clamping grooves 14 at the two ends of the doorframe 1, inserting the cylinders 432 into the holes of the honeycomb paper layer 411, and fixing the honeycomb paper layer 411 on the bottom plate 431 through the glue;
s105: assembled on the capping plate assembly 42, the lower surface of the capping plate assembly 42 is coated with glue, and then the surface with the glue is attached to the honeycomb paper layer 411;
s106: after the front door panel 2 is packaged and the top cover plate assembly 42 is fixed, the front door panel 2 is packaged on the top cover plate assembly 42 and the door frame 1;
s107: and (4) packaging the rear door panel 3, turning over the doorframe 1 in the S106, and packaging the rear door panel 3 on the folding paperboard component 44 and the doorframe 1.
Example two
Referring to fig. 6, the difference between this embodiment and the first embodiment is that the thickening assembly 6 is added in this embodiment, and at least one thickening assembly 6 is connected between the honeycomb paperboard assembly 41 and the bottom sealing plate assembly 43; thickening subassembly 6 includes thickening plate 61, thickening honeycomb panel 62 and thickening barrel 63, and it has thickening honeycomb panel 62 to bond through glue on thickening plate 61's the lower surface, and the hexagonal hole of intensive arrangement on thickening honeycomb panel 62, it has the sound cotton to inhale in the hole, and thickening barrel 61's upper surface four corners department all is provided with thickening barrel 63, and thickening barrel 63 is the component that metal or corrugated paper made, and its terminal surface is the closure.
Referring to fig. 7, in order to better show the assembling method flow of the high-strength assembled composite door with the laminated structure, the embodiment now provides an assembling method of the high-strength assembled composite door with the laminated structure, which includes the following steps:
s101: assembling the door frame 1, and packaging the top frame 12 on the bottom frame 11;
s102: assembling a bottom sealing plate assembly 43, coating glue on the lower surface of the bottom plate 431, and bonding the folded paperboard assembly 44 through the glue;
s103: assembling a folding paperboard component 44, wherein the doorframe 1 is placed on a platform, and the component in S102 is placed in a hollow groove in the middle of the doorframe 1 in a mode that the folding paperboard component 44 is arranged below and a cylinder 432 is upwards;
s104: assembling the thickening assembly 6, coating glue on the upper surface of the bottom plate 431, inserting the holes on the four corners of the thickening cellular board 62 into the cylinders 432, fixing the thickening assembly 6 on the bottom plate 431 through the glue, and repeating the operation until the thickening assembly 6 is assembled;
s105: assembling the honeycomb paperboard component 41, pulling the honeycomb paper layer 411 open by holding the end plates 412 by hands, respectively clamping the two end plates 412 into the clamping grooves 14 at the two ends of the doorframe 1, and inserting the thickened cylinder 63 into the hole of the honeycomb paper layer 411;
s106: assembled on the capping plate assembly 42, the lower surface of the capping plate assembly 42 is coated with glue, and then the surface with the glue is attached to the honeycomb paper layer 411;
s107: after the front door panel 2 is packaged and the top cover plate assembly 42 is fixed, the front door panel 2 is packaged on the top cover plate assembly 42 and the door frame 1;
s108: and (5) packaging the rear door panel 3, turning over the doorframe 1 in the step S107, and packaging the rear door panel 3 on the folding paperboard component 44 and the doorframe 1.
In summary, the following steps: according to the high-strength assembled composite door with the laminated structure and the assembling method thereof, the honeycomb plate is fixed by inserting the cylinder 432 into the holes at the four corners of the honeycomb plate, so that the honeycomb plate is prevented from inclining to the inner hole side when being extruded and extruding the hole space to cause the integral inclination of the honeycomb plate, the hole space at the corner of the honeycomb plate is fixed after the cylinder 432 is added, the plate body of the honeycomb plate is ensured to be always vertical to the front door plate 2 and the rear door plate 3, and the optimal stress state is maintained; the longitudinal reinforcing ribs 5 and the folding plates on the back door plate 3, the longitudinal reinforcing ribs 5 on the front door plate 2 and the transverse reinforcing ribs 421 on the capping plate are utilized to arrange dense reinforcing mesh on the composite door, and the reinforcing mesh disperses force after the composite door is locally stressed, so that the stress area is enlarged, the strength of the composite door is improved, and the composite door is prevented from being locally sunken.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.

Claims (9)

1. The high-strength assembled composite door with the laminated structure is characterized by comprising a door frame (1), a front door panel (2), a rear door panel (3) and a laminated assembly (4), wherein the front end face of the door frame (1) is fixedly connected with the front door panel (2), the rear end face of the door frame (1) is fixedly connected with the rear door panel (3), and the laminated assembly (4) is arranged among the door frame (1), the front door panel (2) and the rear door panel (3); the door frame (1) comprises a bottom frame (11), a top frame (12), clamping blocks (13) and clamping grooves (14), the bottom frame (11) is U-shaped, the top frame (12) is fixedly connected to the upper end of the bottom frame (11), the clamping blocks (13) protruding inwards are arranged on the side walls of the two ends of the bottom frame (11), and the clamping grooves (14) are formed between the clamping blocks (13) and the side walls of the bottom frame (11); the inner walls of the front door panel (2) and the rear door panel (3) are respectively provided with a plurality of convex longitudinal reinforcing ribs (5) which are arranged at equal intervals; the laminated assembly (4) comprises a honeycomb paperboard assembly (41), a top cover plate assembly (42), a bottom cover plate assembly (43) and a folding paperboard assembly (44), the top cover plate assembly (42) is bonded to the upper end of the honeycomb paperboard assembly (41) through glue, the bottom cover plate assembly (43) is fixedly connected to the lower end of the honeycomb paperboard assembly (41), the folding paperboard assembly (44) is arranged between the bottom cover plate assembly (43) and the rear door panel (3), and the bottom cover plate assembly (43) and the folding paperboard assembly (44) are fixedly bonded through glue; a plurality of convex transverse reinforcing ribs (421) which are arranged at equal intervals are arranged on the upper surface of the top sealing plate assembly (42); the honeycomb paperboard component (41) comprises a honeycomb paper layer (411) and end plates (412), the two ends of the honeycomb paper layer (411) are fixedly connected with the end plates (412), and the two ends of the end plates (412) are inserted into the clamping grooves (14); the bottom sealing plate assembly (43) comprises a bottom plate (431) and cylinders (432), wherein the cylinders (432) are fixedly connected to four corners of the bottom plate (431), and the four cylinders (432) are respectively inserted into holes in the four corners of the honeycomb paper layer (411).
2. A laminated structural high strength sectional composite door according to claim 1, wherein the laminated assembly (4) is a corrugated cardboard which is folded in sequence in a longitudinal direction, and one side of the corrugated cardboard is adhered to the bottom plate (431) by glue.
3. A laminated structural high strength sectional composite door according to claim 1, wherein at least one thickening assembly (6) is connected between the honeycomb paperboard assembly (41) and the back cover plate assembly (43).
4. The laminated high-strength assembled composite door according to claim 3, wherein the thickening assembly (6) comprises a thickening plate (61), a thickening honeycomb plate (62) and a thickening cylinder (63), the thickening honeycomb plate (62) is bonded to the lower surface of the thickening plate (61) through glue, and the thickening cylinder (63) is arranged at the four corners of the upper surface of the thickening plate (61).
5. The laminated high-strength sectional composite door according to claim 4, wherein the cylinder (432) and the thickened cylinder (63) are both made of metal or corrugated paper, and both end faces thereof are closed.
6. The laminated structural high-strength sectional composite door according to claim 4, wherein hexagonal holes are densely arranged on the honeycomb paper layer (411) and the thickened honeycomb plate (62), and sound-absorbing cotton is filled in the holes.
7. A laminated structural high strength sectional composite door according to claim 1, wherein the height of the folded paperboard assembly (44) is less than two centimeters and the angle of the tapered groove formed by folding is less than 45 degrees.
8. A method of assembling a high strength sectional composite door of a laminated structure according to claim 4, comprising the steps of:
s101: assembling a door frame (1), and packaging a top frame (12) on a bottom frame (11);
s102: assembling a back cover plate assembly (43), coating glue on the lower surface of a bottom plate (431), and adhering a folding paperboard assembly (44) through the glue;
s103: assembling a folding paperboard component (44), wherein the door frame (1) is placed on the platform, the component in the S102 is placed in a hollow groove in the middle of the door frame (1) in a mode that the folding paperboard component (44) is arranged below and the cylinder (432) is arranged upwards;
s104: assembling a honeycomb paperboard assembly (41), coating glue on the upper surface of a bottom plate (431), pulling a honeycomb paper layer (411) by holding an end plate (412) by hand, respectively clamping the two end plates (412) into clamping grooves (14) at two ends of a door frame (1), inserting a cylinder (432) into a hole of the honeycomb paper layer (411), and fixing the honeycomb paper layer (411) on the bottom plate (431) through the glue;
s105: the glue is coated on the lower surface of the top sealing plate component (42), and then the surface with the glue is attached to the honeycomb paper layer (411);
s106: the front door plate (2) is packaged, and after the top cover plate assembly (42) is fixed, the front door plate (2) is packaged on the top cover plate assembly (42) and the door frame (1);
s107: and (3) packaging the rear door panel (3), turning the middle door frame (1) in the S106, and packaging the rear door panel (3) on the folding paperboard component (44) and the door frame (1).
9. The assembling method of the high-strength assembled composite door with the laminated structure according to claim 8, wherein if the thickened component (6) exists between the honeycomb paperboard component (41) and the bottom sealing plate component (43), glue is coated on the upper surface of the bottom plate (431), the holes on the four corners of the thickened honeycomb plate (62) are inserted into the cylinders (432), the thickened component (6) is fixed on the bottom plate (431) through the glue, the operation is repeated until the assembly of the thickened component (6) is completed, the honeycomb paper layer (411) is pulled open by the handheld end plate (412), the two end plates (412) are respectively clamped into the clamping grooves (14) at the two ends of the door frame (1), and the thickened cylinders (63) are inserted into the holes of the honeycomb paper layer (411).
CN202110660896.6A 2021-06-15 2021-06-15 High-strength assembled composite door with laminated structure and assembling method thereof Active CN113216806B (en)

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009185463A (en) * 2008-02-04 2009-08-20 Bunka Shutter Co Ltd Structure of door
CN202431142U (en) * 2012-02-09 2012-09-12 王萤 Novel steel and wood composite door
CN202706834U (en) * 2012-08-01 2013-01-30 青岛众和恒业蜂窝纸板制品有限公司 Imitating solid wood composite door made of honeycomb paperboards
JP2013217104A (en) * 2012-04-09 2013-10-24 Okuma Corp Method of manufacturing sound insulation door
CN209990368U (en) * 2019-05-05 2020-01-24 广州唯卓家居有限公司 Baking finish door with anti-bending and stain-resistant characteristics
CN110815956A (en) * 2019-11-19 2020-02-21 柳兆华 Detachable combined aluminum alloy honeycomb plate
CN211900363U (en) * 2019-12-30 2020-11-10 重庆皖渝纸制品有限公司 Honeycomb paper core
CN212428473U (en) * 2020-04-24 2021-01-29 苏州市苏品住宅科技有限公司 Indoor house timber of high strength

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009185463A (en) * 2008-02-04 2009-08-20 Bunka Shutter Co Ltd Structure of door
CN202431142U (en) * 2012-02-09 2012-09-12 王萤 Novel steel and wood composite door
JP2013217104A (en) * 2012-04-09 2013-10-24 Okuma Corp Method of manufacturing sound insulation door
CN202706834U (en) * 2012-08-01 2013-01-30 青岛众和恒业蜂窝纸板制品有限公司 Imitating solid wood composite door made of honeycomb paperboards
CN209990368U (en) * 2019-05-05 2020-01-24 广州唯卓家居有限公司 Baking finish door with anti-bending and stain-resistant characteristics
CN110815956A (en) * 2019-11-19 2020-02-21 柳兆华 Detachable combined aluminum alloy honeycomb plate
CN211900363U (en) * 2019-12-30 2020-11-10 重庆皖渝纸制品有限公司 Honeycomb paper core
CN212428473U (en) * 2020-04-24 2021-01-29 苏州市苏品住宅科技有限公司 Indoor house timber of high strength

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