CN215094220U

CN215094220U - Laminated veneer lumber and medium-density fiberboard composite board with good stability

Info

Publication number: CN215094220U
Application number: CN202120503546.4U
Authority: CN
Inventors: 周宇昊; 杨小军; 陈偲; 沈肈雨; 王正
Original assignee: Nanjing Forestry University
Current assignee: Nanjing Forestry University
Priority date: 2021-03-10
Filing date: 2021-03-10
Publication date: 2021-12-10
Anticipated expiration: 2031-03-10

Abstract

The utility model discloses a laminated veneer lumber and medium density fiberboard composite board (LVS) that stability is good, including first Laminated Veneer Lumber (LVL) layer, the upper surface on first laminated veneer lumber layer is provided with second Laminated Veneer Lumber (LVL) layer, and the mounting groove has all been seted up with the upper surface both sides on first laminated veneer lumber layer to the lower surface on second laminated veneer lumber layer, the inner wall sliding connection of mounting groove has the fixture block, the first magnetic path of one side fixedly connected with of fixture block, the dwang has been cup jointed to the inside of mounting groove, the outer wall fixedly connected with second magnetic path of dwang, the draw-in groove has all been seted up with the upper surface both sides on first laminated veneer lumber layer to the lower surface on second laminated veneer lumber layer, the one end fixedly connected with knob of second magnetic path. The upper surface of the second laminated veneer lumber layer and the lower surface of the first laminated veneer lumber layer are both provided with Medium Density Fiberboard (MDF).

Description

Laminated veneer lumber and medium-density fiberboard composite board with good stability

Technical Field

The utility model relates to a compoboard technical field especially relates to a veneer laminated lumber (LVL) that stability is good and compoboard (LVS) of Medium Density Fiberboard (MDF), the panel of coated connector sandwich promptly.

Background

Composite boards are composite boards, which include, inter alia, metal composite boards, wood composite boards, color steel composite boards, rock wool composite boards, and the like. The wood industry composite board is characterized in that one wood board is covered on the other wood board, and the middle of the wood board is coated with an adhesive for bonding.

The existing wood composite boards are mostly spliced by using nails or glue, and although the method has good stability, when the wood boards need to be disassembled, the disassembly is inconvenient, and the composite boards can be damaged during the disassembly, so the use is inconvenient; the two existing wood composite boards are easy to warp, deform and crack, and have poor stability. In order to solve the problems, a laminated veneer lumber and medium-density fiberboard composite board with good stability is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a wooden composite board which is not easy to warp, deform and crack, has good stability and excellent physical performance.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the laminated veneer lumber and medium-density fiberboard composite board with good stability comprises a first laminated veneer lumber layer, wherein a second laminated veneer lumber layer is arranged on the upper surface of the first laminated veneer lumber layer, mounting grooves are formed in the lower surface of the second laminated veneer lumber layer and the two sides of the upper surface of the first laminated veneer lumber layer, a clamping block is connected to the inner wall of each mounting groove in a sliding mode, a first magnetic block is fixedly connected to one side of the clamping block, a rotating rod is sleeved inside each mounting groove, a second magnetic block is fixedly connected to the outer wall of the rotating rod, clamping grooves are formed in the lower surface of the second laminated veneer lumber layer and the two sides of the upper surface of the first laminated veneer lumber layer, a knob is fixedly connected to one end of the second magnetic block, a mounting seat is fixedly connected to the outer side of the second laminated veneer lumber layer, a limiting block is rotatably connected to the other side of the mounting seat, and a middle-density fiberboard is arranged on the upper surface of the second laminated veneer lumber layer and the lower surface of the first laminated veneer lumber layer Fiber board.

Preferably, the first laminated veneer lumber layer and the second laminated veneer lumber layer are provided with limiting grooves on two sides of the mounting groove, the limiting grooves are connected with sliding blocks in a sliding mode, and the outer walls of the sliding blocks are fixedly connected with the outer walls of the first magnetic blocks.

Preferably, the first magnetic block and the second magnetic block are located on the same horizontal plane and correspond to each other, and the second magnetic block is cylindrical.

Preferably, the sliding block and the rotating rod are made of hard materials and do not have magnetic conductivity.

Preferably, the knob is located on the outer side of the first laminated veneer lumber layer and the outer side of the second laminated veneer lumber layer, and one side of the knob is nested inside the limiting block.

Preferably, the other side of the medium-density fiberboard is provided with a nano ceramic film layer, the main component of the nano ceramic film layer is active silica particles, and the thickness of the nano ceramic film layer is 0.1mm-0.15 mm.

Preferably, the size of the fixture block is matched with that of the clamping groove, and the fixture block is nested in the clamping groove.

Preferably, the first laminated veneer lumber layer, the second laminated veneer lumber layer and the medium-density fiberboard are fixedly connected by epoxy glue layers, and the thickness of the epoxy glue layers is 0.05mm-0.1 mm.

The utility model has the advantages that:

1. the utility model discloses in, the knob drives the dwang and rotates, and the dwang drives the second magnetic path and rotates, and when the second magnetic path is the same with the corresponding face magnetic pole of first magnetic path, first magnetic path takes place to reject with the second magnetic path, and first magnetic path drives the fixture block and removes, and the concatenation is accomplished promptly to the inside that the fixture block inserted the draw-in groove, and need not use willow nail or glue to splice the composite board, and is more convenient during the use.

2. The utility model discloses in, when needs are dismantled, rotate the knob, the knob drives the dwang and rotates, and the dwang drives the second magnetic path and rotates, and when the corresponding face magnetic pole of second magnetic path and first magnetic path is opposite, first magnetic path takes place to reject with the second magnetic path, and first magnetic path drives the fixture block and removes, and inside the fixture block shrink gets into the compoboard, accomplish the dismantlement promptly, and can not harm the compoboard when dismantling, convenient to use.

3. The utility model discloses in, break the stopper off with the fingers and thumb, make the knob card go into the inside of stopper, accomplish the fixed to the knob, prevent that the knob from taking place to rotate, improved the stability that the plank is connected.

4. The utility model discloses in, this compoboard (LVS) adopts veneer layer laminated wood (LVL) layer to be the core plate material, and well density fiberboard (MDF) makes auxiliary material, through the epoxy glue film is compound together, make through high temperature hot pressing, solve defects such as warpage, deformation, fracture and tinctorial property difference, nano ceramic rete and plank coating (epoxy, polyurethane, acrylic acid) are compared, and intensity is higher, and good basic unit's adhesive force can not play the layer and drop, and is high temperature resistant, and convenient more cleanness, and stability is stronger. The LVS has better physical and mechanical properties, and effectively solves the respective defects of LVL and MDF. The LVS board is a decorative material, and has been widely used for manufacturing interior members of houses such as partition boards, lining boards, doors, windows, pillars, etc.

Drawings

Fig. 1 is a schematic structural view of a laminated veneer lumber and medium density fiberboard composite board with good stability of the present invention.

Fig. 2 is a schematic structural diagram of a first laminated veneer lumber layer of a laminated veneer lumber and medium density fiberboard composite board of the present invention with good stability.

Fig. 3 is a schematic structural diagram of a second laminated veneer lumber layer of the laminated veneer lumber and medium density fiberboard composite board of the present invention with good stability.

Fig. 4 is the utility model discloses a good structural schematic of fixture block, dwang, second magnetic path of veneer laminated wood and medium density fiberboard composite board of stability.

Fig. 5 is a schematic view of a part of a structure at a position a in fig. 1 of a laminated veneer lumber and medium density fiberboard composite board with good stability according to the present invention.

Fig. 6 is a schematic structural diagram of a fixture block and a clamping groove of a laminated veneer lumber and medium density fiberboard composite board with good stability.

Reference numbers in the figures: 1. a first ply laminate layer; 2. a second ply of veneer material; 3. medium density fiberboard; 4. a nano ceramic film layer; 6. a clamping block; 7. a card slot; 8. mounting grooves; 9. a first magnetic block; 10. rotating the rod; 11. a second magnetic block; 12. a knob; 13. a mounting seat; 14. a limiting block; 15. a limiting groove; 16. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example (b):

as shown in figures 1 to 6:

the utility model provides a good laminated veneer lumber of stability and medium density fiberboard composite sheet, including first laminated veneer lumber layer 1, the upper surface of first laminated veneer lumber layer 1 is provided with second laminated veneer lumber layer 2, mounting groove 8 has all been seted up with the upper surface both sides of first laminated veneer lumber layer 1 to the lower surface of second laminated veneer lumber layer 2, the inner wall sliding connection of mounting groove 8 has fixture block 6, the first magnetic path 9 of one side fixedly connected with of fixture block 6, dwang 10 has been cup jointed to the inside of mounting groove 8, the outer wall fixedly connected with second magnetic path 11 of dwang 10, draw-in groove 7 has all been seted up with the upper surface both sides of first laminated veneer lumber layer 1 to the lower surface of second laminated veneer lumber layer 2, the one end fixedly connected with knob 12 of dwang 10, the outside fixedly connected with mount pad 13 of second laminated veneer lumber layer 2, the opposite side rotation of mount pad 13 is connected with stopper 14. The upper surface of the second laminated veneer lumber layer 2 and the lower surface of the first laminated veneer lumber layer 1 are both provided with a medium-density fiberboard 3, and the other side of the medium-density fiberboard 3 is both provided with a nano-ceramic film layer 4. The main component of the nano ceramic film layer 4 is active silicon dioxide particles, and the thickness of the nano ceramic film layer 4 is 0.1mm-0.15 mm.

First laminated veneer lumber layer 1, spacing groove 15 has all been seted up to the both sides that second laminated veneer lumber layer 2 is located mounting groove 8, spacing groove 15's inside sliding connection has slider 16, slider 16's outer wall and the outer wall fixed connection of first magnetic path 9, first magnetic path 9 is located same horizontal plane with second magnetic path 11, and mutual correspondence, second magnetic path 11 is cylindrical, slider 16, dwang 10 is hard material, and do not have magnetic conductivity, knob 12 is located the outside of first laminated veneer lumber layer 1 and second laminated veneer lumber layer 2, knob 12's terminal surface has four intervals 90 archs, when stopper 14 swings, the arch can stretch into in the recess on the stopper 14, knob 12 unable rotation this moment. Referring to fig. 4, when the stopper 14 swings and the protrusion is released from the groove, the knob 12 can be rotated. The size of the fixture block 6 is matched with that of the clamping groove 7, the fixture block 6 is nested inside the clamping groove 7, the first veneer laminated material layer 1, the second veneer laminated material layer 2, the medium-density fiberboard 3 and the nano ceramic film layer 4 are fixedly connected through epoxy glue layers, and the thickness of each epoxy glue layer is 0.05mm-0.1 mm.

The specific use mode and function of the embodiment are as follows:

when the utility model is used, when the combined board needs to be spliced, two combined boards are put together, the knob 12 is rotated, the knob 12 drives the rotating rod 10 to rotate, the rotating rod 10 drives the second magnetic block 11 to rotate, when the magnetic poles of the corresponding surfaces of the second magnetic block 11 and the first magnetic block 9 are the same, the first magnetic block 9 and the second magnetic block 11 are repelled, the first magnetic block 9 drives the fixture block 6 to move, the fixture block 6 is inserted into the clamping groove 7, the splicing is completed, and the combined board does not need to be spliced by using nails or glue, the use is more convenient, then the stopper 14 is pulled off, the knob 12 is clamped into the stopper 14, the fixing of the knob 12 is completed, the knob 12 is prevented from rotating, the stability of the connection of the boards is improved, when the board needs to be disassembled, the knob 12 is rotated, the knob 12 drives the rotating rod 10 to rotate, the rotating rod 10 drives the second magnetic block 11 to rotate, when the magnetic poles of the corresponding surfaces of the second magnetic block 11 and the first magnetic block 9 are opposite, the first magnetic block 9 and the second magnetic block 11 repel each other, the first magnetic block 9 drives the fixture block 6 to move, the fixture block 6 shrinks into the combined plate, the disassembly is completed, the combined plate cannot be damaged during disassembly, and the use is convenient;

the veneer laminated material layer of the combined plate is a core plate material, the medium-density fiberboard 3 is used as an auxiliary material, the veneer laminated material layer is compounded together through an epoxy glue layer and is manufactured through high-temperature hot pressing, the defects of poor warping, deformation, cracking and coloring performance and the like are overcome, and compared with a wood plate coating (epoxy, polyurethane and acrylic acid), the nano ceramic film layer 4 has the advantages of higher strength, good base layer adhesive force, no layer forming and falling, high temperature resistance, more convenience for cleaning and stronger stability.

Claims

1. The laminated veneer lumber and medium-density fiberboard composite board with good stability comprises a first laminated veneer lumber layer (1) and is characterized in that a second laminated veneer lumber layer (2) is arranged on the upper surface of the first laminated veneer lumber layer (1), mounting grooves (8) are formed in the lower surface of the second laminated veneer lumber layer (2) and two sides of the upper surface of the first laminated veneer lumber layer (1), a clamping block (6) is connected to the inner wall of each mounting groove (8) in a sliding mode, a first magnetic block (9) is fixedly connected to one side of the clamping block (6), a rotating rod (10) is sleeved inside each mounting groove (8), a second magnetic block (11) is fixedly connected to the outer wall of each rotating rod (10), clamping grooves (7) are formed in the lower surface of the second laminated veneer lumber layer (2) and two sides of the upper surface of the first laminated veneer lumber layer (1), one end of the second magnetic block (11) is fixedly connected with a knob (12), the outer side of the second laminated veneer lumber layer (2) is fixedly connected with a mounting seat (13), the other side of the mounting seat (13) is rotatably connected with a limiting block (14), and the upper surface of the second laminated veneer lumber layer (2) and the lower surface of the first laminated veneer lumber layer (1) are both provided with medium-density fiberboards (3).

2. The laminated veneer lumber and medium-density fiberboard composite board with good stability as claimed in claim 1, wherein the first laminated veneer lumber layer (1) and the second laminated veneer lumber layer (2) are provided with limiting grooves (15) on both sides of the mounting groove (8), the limiting grooves (15) are slidably connected with a sliding block (16), and the outer wall of the sliding block (16) is fixedly connected with the outer wall of the first magnetic block (9).

3. The plywood of the laminated veneer lumber and the medium-density fiberboard of claim 1, wherein the first magnetic block (9) and the second magnetic block (11) are positioned on the same horizontal plane and correspond to each other, and the second magnetic block (11) is cylindrical.

4. The plywood according to claim 2, wherein said sliding block (16) and said rotating rod (10) are made of hard material and have no magnetic permeability.

5. The laminated veneer lumber and medium density fiberboard composite board with good stability as claimed in claim 1, wherein the knob (12) is located outside the first laminated veneer lumber layer (1) and the second laminated veneer lumber layer (2), and one side of the knob (12) is nested inside the limiting block (14).

6. The laminated veneer lumber and medium density fiberboard composite board with good stability as claimed in claim 1, wherein the other side of the medium density fiberboard (3) is provided with a nano ceramic film layer (4), the main component of the nano ceramic film layer (4) is active silica particles, and the thickness of the nano ceramic film layer (4) is 0.1mm-0.15 mm.

7. The plywood according to claim 1, wherein the size of said fixture block (6) is matched with the size of said slot (7), and said fixture block (6) is nested inside said slot (7).

8. The laminated veneer lumber and medium density fiberboard composite board with good stability as claimed in claim 1, wherein the first laminated veneer lumber layer (1), the second laminated veneer lumber layer (2) and the medium density fiberboard (3) are fixedly connected by an epoxy glue layer, and the thickness of the epoxy glue layer is 0.05mm-0.1 mm.