Durable table board

Abstract

The utility model discloses a durable table board, which relates to the technical field of composite boards and comprises a laminated board, a honeycomb aluminum core layer and an epoxy resin board. A first epoxy resin adhesive layer is arranged between the laminated board and the honeycomb aluminum core layer, and a second epoxy resin adhesive layer is arranged between the honeycomb aluminum core layer and the epoxy resin board; the laminated board, the honeycomb aluminum core layer and the epoxy resin board are attached and bonded to form a composite board body, and an edge covering board is arranged on the side edge of the composite board body. The durable table board has the advantages of being good in abrasion resistance, fire resistance and water resistance, and the service life of the table board is prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of composite board, especially to a durable table board. BACKGROUND

[0002] The conventional table board structure is mostly made of solid wood, metal or other single material, and there are still various problems in actual use. For example, the surface hardness of the conventional wooden table board is low, and it is easy to produce scratches and wear after long-term use. Although the polyester paint coating can temporarily improve the situation, the paint film has poor scratch resistance, and the repair and maintenance cost is high. The wooden table board is easy to swell after absorbing water. When the surface of the table board is worn, cracks will be produced, and water will enter the table board to cause the table board to swell and deform. The wooden table board burns when it meets fire, and although the metal table board is not flammable, it has strong heat conductivity and is easy to cause scalding risk at high temperature. SUMMARY

[0003] The utility model aims at at least solving one of the technical problems existing in the prior art. To this end, the utility model provides a durable table board which has good wear resistance, fire resistance and water resistance, and prolongs the service life of the table board.

[0004] The durable table board according to the utility model embodiment comprises a laminated board, a honeycomb aluminum core layer and an epoxy resin plate which are sequentially bonded.

[0005] A first epoxy resin adhesive layer is arranged between the laminated board and the honeycomb aluminum core layer, and a second epoxy resin adhesive layer is arranged between the honeycomb aluminum core layer and the epoxy resin plate.

[0006] The laminated board, the honeycomb aluminum core layer and the epoxy resin plate are bonded to form a composite board body, and a side edge of the composite board body is provided with an edge covering plate.

[0007] The durable table board according to the utility model embodiment has at least the following beneficial effects: the laminated board, the honeycomb aluminum core layer and the epoxy resin plate all have good wear resistance, fire resistance and water resistance, the laminated board also has good impact resistance, and is suitable for the surface of the table board; the honeycomb aluminum core layer provides main bearing capacity and realizes the lightweight bearing function; the honeycomb aluminum core layer, the laminated board and the epoxy resin plate form a shear web structure, and the overall bending stiffness is improved; the laminated board, the honeycomb aluminum core layer and the epoxy resin plate form a composite board body, and the edge covering plate is arranged at the side edge of the composite board body, which not only plays a protective role but also reduces the possibility of separation between the layers of the composite board body; the durable table board can be applied to the workbench or explosion-proof operation table in the laboratory, and has a long service life.

[0008] According to some embodiments of the utility model, the board surface of the laminated board is provided with a plurality of first grooves, the first grooves are filled with the first epoxy resin adhesive layer, a plurality of the first grooves are interlaced to form a grid shape, and the grid end portion of the honeycomb aluminum core layer is embedded in the first grooves.

[0009] According to some embodiments of the present application, the edge part formed by the intersection of the groove wall of the first groove and the plate surface of the laminated plate is provided with a chamfer.

[0010] According to some embodiments of the present application, the plate surface of the epoxy resin plate is provided with a plurality of second grooves, the second grooves are filled with the second epoxy resin adhesive layer, the plurality of second grooves are intersected to form a grid shape, and the grid end part of the honeycomb aluminum core layer is embedded in the second groove.

[0011] According to some embodiments of the present application, the inner side surface of each grid of the honeycomb aluminum core layer is provided with a frosted surface.

[0012] According to some embodiments of the present application, the grid of the honeycomb aluminum core layer is provided with an epoxy resin filling layer.

[0013] According to some embodiments of the present application, the plate surface of the laminated plate is provided with a plurality of first pin holes, the honeycomb aluminum core layer is provided with a plurality of pins, each pin is located in a grid of the honeycomb aluminum core layer, the epoxy resin filling layer fixes the pin, one end of the pin protrudes to the surface outside of the honeycomb aluminum core layer, and the pin is inserted into the first pin hole.

[0014] According to some embodiments of the present application, the first pin hole is a blind hole.

[0015] According to some embodiments of the present application, the plate surface of the epoxy resin plate is provided with a plurality of second pin holes, one end of the pin protrudes to the surface outside of one side of the honeycomb aluminum core layer, the other end of the pin also protrudes to the surface outside of the opposite side of the honeycomb aluminum core layer, one end of the pin is inserted into the first pin hole, and the other end of the pin is inserted into the second pin hole.

[0016] According to some embodiments of the present application, the first rivet is arranged between the edge plate and the side wall of the laminated plate, and the second rivet is arranged between the edge plate and the side wall of the epoxy resin plate.

[0017] Additional aspects and advantages of the present application will be given in part in the following description, will become apparent from the following description, or will be learned by practice of the present application. BRIEF DESCRIPTION OF DRAWINGS

[0018] The present application will be further described below in combination with the drawings and embodiments, in which:

[0019] Figure 1 It is a structural schematic view of the durable table plate according to the embodiments of the present application.

[0020] Figure 2The first perspective exploded view of the durable table board of the embodiment of the utility model;

[0021] Figure 3 The partial enlarged structure schematic view of the laminated board of the durable table board of the embodiment of the utility model;

[0022] Figure 4 The second perspective exploded view of the durable table board of the embodiment of the utility model;

[0023] Figure 5 The structure schematic view of the epoxy resin board of the durable table board of the embodiment of the utility model.

[0024] Figures:

[0025] Laminated board 100, first groove 110, first pin hole 120, honeycomb aluminum core layer 200, pin 210, epoxy resin board 300, second groove 310, second pin hole 320, edge covering plate 400. Specific implementation

[0026] The embodiments of the utility model are described in detail below, and the examples of the embodiments are shown in the drawings, wherein the same or similar reference signs represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0027] In the description of the utility model, it should be understood that the orientation description, such as the orientation or position relationship of the indication of up and down, is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model.

[0028] In the description of the utility model, the multiple refers to two or more. If there is a description of the first and the second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the sequence of indicated technical features.

[0029] In the description of the utility model, unless otherwise explicitly limited, the words such as setting, installing and connecting should be interpreted broadly, and the person skilled in the art can reasonably determine the specific meaning of the above words in the utility model according to the specific content of the technical scheme.

[0030] As described in the background, the wood table plate is not ideal in wear resistance, fire resistance and water resistance, especially in the laboratory, the operating table is not recommended to use the wooden table plate. In the related art, the laboratory often uses a metal table plate, the metal table plate has good thermal conductivity, although the metal table plate is not flammable, but it is easy to cause burns at high temperature.

[0031] Referring to Figure 1 The utility model discloses a durable table plate, including laminated board 100, honeycomb aluminum core layer 200 and epoxy resin plate 300 that are bonded in proper order, first epoxy resin adhesive layer is equipped between laminated board 100 and honeycomb aluminum core layer 200, second epoxy resin adhesive layer is equipped between honeycomb aluminum core layer 200 and epoxy resin plate 300, laminated board 100, honeycomb aluminum core layer 200 and epoxy resin plate 300 are bonded into composite board body, and the side of composite board body is equipped with edge covering plate 400. It needs to be understood that, Figure 1 The durable table plate in the figure is only used as a structural diagram, and the length-width ratio in the diagram is not limited.

[0032] It needs to be understood that laminated board 100 preferably uses high-density HPL board, HPL is Decorative High-pressure Laminate, which is a kind of surface decorative fire-resistant building material, made of multiple layers of kraft paper and decorative color paper through resin impregnation process, and then processed by high temperature and high pressure. Its surface layer is usually composed of wear-resistant paper and color paper, which has good wear resistance. Epoxy resin plate preferably uses FR4 plate, FR4 plate is glass fiber thermal insulation plate, which is composed of glass fiber material and high-heat-resistant composite material, and the composite material is usually epoxy resin. Glass fiber thermal insulation plate is also called epoxy resin glass fiber plate.

[0033] Laminated board 100, honeycomb aluminum core layer 200 and epoxy resin plate 300 all have good wear resistance, fire resistance and water resistance. Laminated board 100 also has good impact resistance and is suitable as the surface of the table plate. Honeycomb aluminum core layer 200 provides the main bearing capacity and realizes the lightweight bearing function. Honeycomb aluminum core layer 200, laminated board 100 and epoxy resin plate 300 form a shear web structure, and the overall bending stiffness is improved. Laminated board 100, honeycomb aluminum core layer 200 and epoxy resin plate 300 form a composite board body, and edge covering plate 400 is arranged at the side of the composite board body, which not only protects the composite board body but also reduces the possibility of separation between the layers of the composite board body. The durable table plate can be applied to the workbench or explosion-proof operating table in the laboratory and has a long service life.

[0034] It needs to be understood that edge covering plate 400 can use plate-shaped aluminum profile to fix edge covering plate 400 at the side of the composite board body and completely wrap it.

[0035] Referring to Figure 2 And Figure 3As shown, it can be understood that the plate surface of the laminated plate 100 is provided with a plurality of first grooves 110, the first grooves 110 are filled with a first epoxy resin glue layer, the plurality of first grooves 110 are interlaced to form a grid shape, and the grid end of the honeycomb aluminum core layer 200 is embedded in the first groove 110.

[0036] The laminated plate 100 and the honeycomb aluminum core layer 200 are bonded by the first epoxy resin glue layer. In order to further improve the bonding performance between the laminated plate 100 and the honeycomb aluminum core layer 200, a plurality of first grooves 110 can be formed on the plate surface of the laminated plate 100. The plurality of first grooves 110 are interlaced to form a grid shape corresponding to the grid of the honeycomb aluminum core layer 200, so that the grid end of the honeycomb aluminum core layer 200 can be embedded in the first groove 110, that is, the groove wall of the first groove 110 can be in contact with the grid side wall of the honeycomb aluminum core layer 200, further improving the contact surface between the honeycomb aluminum core layer 200 and the laminated plate 100, thereby improving the bonding effect of the first epoxy resin glue layer.

[0037] When bonding the laminated plate 100 and the honeycomb aluminum core layer 200, epoxy resin glue is coated on the plate surface of the laminated plate 100 on the side with the first grooves 110, and epoxy resin glue is coated on the end of the grid of the honeycomb aluminum core layer 200. Then, the laminated plate 100 is placed on the surface of the honeycomb aluminum core layer 200, and the relative position between the laminated plate 100 and the honeycomb aluminum core layer 200 is adjusted parallel to the plate surface direction of the laminated plate 100, so that the grid end of the honeycomb aluminum core layer 200 can be embedded in the first groove 110. Finally, heat pressing is performed to wait for the epoxy resin glue to solidify to form a first epoxy resin glue layer.

[0038] It can be understood that the edges formed by the intersection of the groove wall of the first groove 110 and the plate surface of the laminated plate 100 are chamfered. When adjusting the position between the laminated plate 100 and the honeycomb aluminum core layer 200 parallel to the plate surface direction of the laminated plate 100, the grid end of the honeycomb aluminum core layer 200 is guided by the chamfer to be more easily embedded in the first groove 110.

[0039] It should be understood that after the grid end of the honeycomb aluminum core layer 200 is embedded in the first groove 110, the side wall of the grid and the groove wall of the first groove 110 can also be filled with epoxy resin glue, which greatly increases the bonding area between the laminated plate 100 and the honeycomb aluminum core layer 200 and improves the bonding effect.

[0040] Referring to Figure 5 As shown, it can be understood that the plate surface of the laminated plate 100 is provided with a plurality of first grooves 110, the first grooves 110 are filled with a first epoxy resin glue layer, the plurality of first grooves 110 are interlaced to form a grid shape, and the grid end of the honeycomb aluminum core layer 200 is embedded in the first groove 110.

[0041] Similarly, in order to improve the bonding effect between the epoxy resin plate 300 and the honeycomb aluminum core layer 200, a plurality of second grooves 310 can also be opened on the surface of the epoxy resin plate 300. The grid end of the honeycomb aluminum core layer 200 is also embedded in the second groove 310, and the sidewall of the grid and the groove wall of the second groove 310 are also filled with epoxy resin glue, which greatly increases the bonding area between the epoxy resin plate 300 and the honeycomb aluminum core layer 200 and improves the bonding effect. It should be understood that the grid end of the honeycomb aluminum core layer 200 embedded in the first groove 110 and the grid end embedded in the second groove 310 are on opposite sides.

[0042] It can be understood that the inner side surface of each grid of the honeycomb aluminum core layer 200 is provided with a frosted surface.

[0043] The frosted surface can increase the adhesion between the honeycomb aluminum core layer 200 and the epoxy resin glue, and improve the bonding capacity of the first and second epoxy resin glue layers.

[0044] Further, in order to improve the overall strength of the durable table plate, it can be understood that the grid of the honeycomb aluminum core layer 200 is provided with an epoxy resin filling layer. The epoxy resin filling layer fills all the grids of the honeycomb aluminum core layer 200, which not only enhances the structural strength of the honeycomb aluminum core layer 200, but also maintains the bending resistance of the honeycomb aluminum core layer 200, that is, the honeycomb aluminum core layer 200, the laminated plate 100 and the epoxy resin plate 300 still in the shear web structure.

[0045] Referring to FIGS. 1 to 3, Figure 3 and Figure 4 It can be understood that the surface of the laminated plate 100 is provided with a plurality of first pin holes 120, the honeycomb aluminum core layer 200 is provided with a plurality of pins 210, each pin 210 is located in a grid of the honeycomb aluminum core layer 200, the epoxy resin filling layer fixes the pin 210, one end of the pin 210 protrudes to the surface of the honeycomb aluminum core layer 200, and the pin 210 is inserted into the first pin hole 120. It should be understood that Figure 4 only part of the pins 210 is shown in FIGS. 1 to 3.

[0046] When the epoxy resin filling layer is arranged in the honeycomb aluminum core layer 200, the pins 210 can be further arranged in the grid of the honeycomb aluminum core layer 200, and the epoxy resin filling layer can be used as the fixing basis of the pins 210. When the laminated plate 100 is placed, the end of the pin 210 is inserted into the corresponding first pin hole 120. It should be understood that the surface of the pin 210 can also be coated with epoxy resin glue, and the epoxy resin glue also forms a first epoxy resin glue layer between the pin 210 and the first pin hole 120.

[0047] It can be understood that the first pin hole 120 is a blind hole. After the pin 210 is inserted into the first pin hole 120, the pin 210 will not be inserted out, on the one hand, the outer surface of the laminated plate 100 is more beautiful, and on the other hand, the amount of epoxy resin glue remaining in the first pin hole 120 can be increased.

[0048] It should be understood that the cooperation of the pin 210 and the first pin hole 120 can further improve the bonding performance between the laminated plate 100 and the honeycomb aluminum core layer 200.

[0049] Referring to Figure 5 It can be understood that the surface of the epoxy resin plate 300 is provided with a plurality of second pin holes 320, one end of the pin 210 protrudes out of the surface of one side of the honeycomb aluminum core layer 200, the other end of the pin 210 also protrudes out of the surface of the opposite side of the honeycomb aluminum core layer 200, one end of the pin 210 is inserted into the first pin hole 120, and the other end of the pin 210 is inserted into the second pin hole 320.

[0050] Similarly, the cooperation of the pin 210 and the second pin hole 320 can further improve the bonding performance between the epoxy resin plate 300 and the honeycomb aluminum core layer 200.

[0051] Firstly, the honeycomb aluminum core layer 200 and the epoxy resin plate 300 can be bonded to form a second epoxy resin glue layer, then the pin 210 is placed in each grid of the honeycomb aluminum core layer 200, the end of the pin 210 is inserted into the second pin hole 320, then the epoxy resin filling layer is filled into the grid of the honeycomb aluminum core layer 200, and finally the laminated plate 100 is attached to the honeycomb aluminum core layer 200, so that the pin 210 is also inserted into the first pin hole 120, and the first epoxy resin glue layer is formed by hot pressing and curing.

[0052] It can be understood that the first rivet is arranged between the edge covering plate 400 and the side wall of the laminated plate 100, and the second rivet is arranged between the edge covering plate 400 and the side wall of the epoxy resin plate 300.

[0053] The edge covering plate 400 is fixed to the side edge of the composite plate body in a rivet connection mode, which is easy to operate and process. Specifically, the first rivet and the second rivet can be core-pulling rivets, which are suitable for occasions where double-sided riveting cannot be performed, can provide reliable connection strength, and are easy and fast to operate and install.

[0054] The embodiments of the utility model are described in detail above combined with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by ordinary skilled in the art without departing from the purpose of the utility model.

Claims

1. A durable table top characterized by, The utility model relates to a composite board, including: The laminated board (100) is equipped with the first epoxy resin glue layer between the honeycomb aluminum core layer (200), and the honeycomb aluminum core layer (200) is equipped with the second epoxy resin glue layer between the epoxy resin board (300); The laminated board (100), the honeycomb aluminum core layer (200) and the epoxy resin board (300) are bonded into a composite board body, and the side of the composite board body is provided with a edge board (400). The surface of the laminated board (100) is provided with a plurality of first grooves (110), the first grooves (110) are filled with the first epoxy resin glue layer, a plurality of the first grooves (110) are crossed to form a grid, and the grid end of the honeycomb aluminum core layer (200) is embedded in the first groove (110).

2. The durable table top of claim 1, wherein, The edge formed by the intersection of the groove wall of the first groove (110) and the surface of the laminated board (100) is provided with a chamfer.

3. The durable table top of claim 2, wherein, The surface of the epoxy resin board (300) is provided with a plurality of second grooves (310), the second grooves (310) are filled with the second epoxy resin glue layer, a plurality of the second grooves (310) are crossed to form a grid, and the grid end of the honeycomb aluminum core layer (200) is embedded in the second groove (310).

4. A durable table top according to claim 2 or 3, characterized in that The inner side surface of each grid of the honeycomb aluminum core layer (200) is provided with a frosted surface.

5. The durable table top of claim 2, wherein, The grid of the honeycomb aluminum core layer (200) is provided with an epoxy resin filling layer.

6. The durable table top of claim 1, wherein, The surface of the laminated board (100) is provided with a plurality of first pin holes (120), the honeycomb aluminum core layer (200) is provided with a plurality of pins (210), each of the pins (210) is located in a grid of the honeycomb aluminum core layer (200), the epoxy resin filling layer fixes the pins (210), one end of the pins (210) protrudes to the surface outside the honeycomb aluminum core layer (200) and the pins (210) are inserted into the first pin holes (120).

7. The durable table top of claim 6, wherein, The first pin hole (120) is a blind hole.

8. The durable table top of claim 7, wherein, The surface of the epoxy resin board (300) is provided with a plurality of second pin holes (320), one end of the pins (210) protrudes to the surface outside one side of the honeycomb aluminum core layer (200), the other end of the pins (210) also protrudes to the surface outside the opposite side of the honeycomb aluminum core layer (200), one end of the pins (210) is inserted into the first pin hole (120), and the other end of the pins (210) is inserted into the second pin hole (320).

9. The durable table top of claim 7, wherein, The edge board (400) and the side wall of the laminated board (100) are provided with a first rivet, and the edge board (400) and the side wall of the epoxy resin board (300) are provided with a second rivet.

10. The durable table top of claim 2, wherein, ​

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