CN204414671U - The wooden engineering material truss core structure that a kind of novel Tenon combines - Google Patents

Abstract

The utility model discloses a new lattice sandwich structure of wood engineering materials combined with mortise and tenon joints. With the application of wood engineering materials more and more widely, in order to enhance the mechanical strength of wood engineering materials, the utility model designs a tenon Wooden engineering wood lattice sandwich structure combined with 9. The lattice sandwich structure of wooden engineering materials includes an upper panel, a core layer structure and a lower panel, and is characterized in that: the mortise and tenon joint method is that parallel dovetail tenon grooves are opened on the lower surface of the upper panel in the width direction and the lower panel The width direction of the upper surface of the panel is provided with dovetail grooves parallel to each other, and the tenons at both ends of the dovetail tenon are moved from one side of the upper panel and the lower panel to the specified position of the dovetail tenon groove. The wooden engineering material lattice sandwich structure designed by the utility model has the advantages of reasonable structure, high mechanical strength, convenient manufacture, green and less pollution, and can be widely used in the fields of construction engineering, furniture manufacturing and the like.

Description

A new type of lattice sandwich structure of wood engineering materials with mortise and tenon joints

Technical field:

The invention relates to the field of building materials, in particular to a lattice sandwich structure using wooden engineering materials in wooden structure buildings.

Background technique:

The mortise and tenon joint is a concave-convex joint connection method used on two wooden components. Among them, the protruding part is called tenon (or tenon); the concave part is called tenon (or tenon, groove), which is mostly used in ancient Chinese architecture, furniture and other wooden equipment. The main structure; with the increasing shortage of natural wood resources, However, there is an increasing trend of wood structure buildings in China. There may be a problem of insufficient supply chain of wood at present or in the future. People's research on wood engineering materials is gradually deepening and their applications are becoming more and more extensive. The lattice structure of wood engineering materials is a new type of structure of wood engineering materials, but the research on the lattice structure of wood engineering materials is insufficient.

Invention content:

Purpose of the invention: This utility model mainly aims at the above problems, and designs a lattice sandwich structure of wooden engineering materials with tenon and tenon joints.

Technical solution: the utility model adopts the way of mortise and tenon combination to combine the grooves on the surface of the upper and lower panels with the round bar-shaped tenons processed into tenons at both ends.

When the upper and lower panels are viewed from the processing end face, the shape of the groove is an equilateral trapezoid, and the shape of the tenon matches the shape of the groove.

A novel mortise and tenon joint wood engineering material lattice sandwich structure, including an upper panel, a core layer structure and a lower panel, characterized in that: the mortise and tenon joint method is that there are holes parallel to each other in the width direction of the lower surface of the upper panel. The dovetail tenon groove and the dovetail tenon groove parallel to each other are opened on the width direction of the upper surface of the lower panel, and the tenons at both ends of the dovetail tenon are moved from one side of the upper panel and the lower panel to the designated position of the dovetail tenon groove.

The grooving method of the upper panel is to use two adjacent dovetail tenon grooves on the upper panel as a group, the number of groups is determined by the length of the panel, and a group is opened every 10cm in the length direction of the board, and two parallel tenon grooves in the group The minimum spacing is 2cm to 3cm, the groove depth is one-third to one-half of the thickness of the panel, and the upper panel and the core structure are assembled by mortise and tenon joints.

The slotting method of the lower panel is to form a group of two adjacent dovetail grooves on the lower panel. The number of groups is determined by the length of the panel. A group is opened every 10 cm in the direction of the length of the panel. Two parallel tenon grooves in the group The minimum spacing is 2cm to 3cm, the groove depth is 1/3 to 1/2 of the thickness of the panel, and the lower panel and the core structure are assembled by mortise and tenon joints.

A lattice sandwich structure of wood engineering materials with mortise and tenon joints according to the utility model is characterized in that: the core layer structure is formed by bonding dovetail tenons and connectors through adhesive, and its height is 5cm ~15cm.

The core layer structure of the present invention is characterized in that: the adhesive used in the core layer structure includes milky white glue, epoxy resin, phenolic resin, urea-formaldehyde resin or neoprene rubber.

A kind of mortise and tenon combined wooden engineering material lattice sandwich structure described in the utility model is characterized in that: the structure of the dovetail tenon is a round bar tenon with a circular cross section and a diameter ranging from 1cm to 1.5cm or The cross-section is a square tenon with a side length ranging from 1cm to 1.5cm, and its two ends are processed into a dovetail tenon.

A mortise and tenon joint wood engineering material dot matrix sandwich structure described in the utility model is characterized in that: the mortise and tenon joint is to move the tenons at both ends of the dovetail tenon from one side of the upper panel and the lower panel. The distance is 1/4 to 1/2 of the total length of the dovetail groove, and glued with adhesive at this position.

The connector described in the utility model is characterized in that: the connector is a square light sheet material including wood chips or plastic chips, and each connector has four openings that match the cross-sectional shape of the dovetail tenon , used to glue four dovetails and a connecting piece together with an adhesive to form the basic unit of the core structure.

Beneficial effects: the utility model has the beneficial effects of reasonable structure, high mechanical strength, convenient manufacture, green and less pollution.

Description of the drawings:

Fig. 1 is an overall perspective view of a round bar tenon core layer structure of a mortise and tenon joint wood engineering material lattice sandwich structure;

Fig. 2 is a detailed view of the upper panel of a lattice sandwich structure of wood engineering materials combined with mortise and tenon joints;

Fig. 3 is a detailed view of the lower panel of a lattice sandwich structure of wooden engineering materials combined with mortise and tenon;

Fig. 4 is a detailed diagram of a round bar tenon structure of a wood engineering material lattice sandwich structure combined with tenon and tenon;

Fig. 5 is a detailed diagram of a square mortise and tenon structure of a mortise and tenon jointed wooden engineering material lattice sandwich structure;

Fig. 6 is a detailed view of a round bar tenon joint of a wood engineering material lattice sandwich structure combined with mortise and tenon;

Fig. 7 is a detailed view of a square mortise and tenon joint of a lattice sandwich structure of wooden engineering materials combined with mortise and tenon;

Fig. 8 is a perspective view of the basic unit of the round bar mortise and tenon core layer structure of a wood engineering material lattice sandwich structure combined with mortise and tenon;

Fig. 9 is a front view of the basic unit of the round bar mortise and tenon core layer structure of a wood engineering material lattice sandwich structure combined with mortise and tenon;

Fig. 10 is a top view of the basic unit of the round bar mortise and tenon core layer structure of a mortise and tenon joint wood engineering material lattice sandwich structure;

Fig. 11 is an overall front view of the round bar tenon core layer structure of a mortise and tenon joint wood engineering material lattice sandwich structure;

Fig. 12 is an overall top view of the round bar tenon core layer structure of a mortise and tenon joint wood engineering material lattice sandwich structure;

Fig. 13 is a perspective view of the basic unit of the square mortise core layer structure of a mortise and tenon joint wood engineering material lattice sandwich structure;

Fig. 14 is a front view of the basic unit of the square mortise and tenon core layer structure of a mortise and tenon jointed wooden engineering material lattice sandwich structure;

Fig. 15 is a top view of the basic unit of the square mortise core layer structure of a mortise and tenon joint wood engineering material lattice sandwich structure;

Fig. 16 is an overall perspective view of a square mortise and tenon core layer structure of a mortise and tenon jointed wooden engineering material lattice sandwich structure;

Fig. 17 is an overall front view of a square mortise and tenon core layer structure of a mortise and tenon jointed wooden engineering material lattice sandwich structure;

Fig. 18 is an overall top view of the square tenon core layer structure of a mortise and tenon jointed wooden engineering material lattice sandwich structure;

Among them: 1. Upper panel; 3. Lower panel; 4. Dovetail tenon groove; 5. Dovetail tenon; 6. Connecting parts.

Detailed ways:

A new mortise and tenon joint wood engineering material lattice sandwich structure, which includes an upper panel, a core structure and a lower panel. There are dovetail grooves parallel to each other in the width direction of the upper surface of the lower panel, and the tenons at both ends of the dovetail are moved in from one side of the upper panel and the lower panel, and the moving distance is 1/4 to 2/3 of the total length of the dovetail groove One of them, and glue it with adhesive in that position.

As shown in Figure 1 and Figure 14, the core layer structure is divided into 5 groups of lattice units by connecting with connectors, and the arrangement of one group in the middle and two groups on both sides is adopted, and the fabrication is completed using the above method.

The manufacturing method described is not limited to the only one, including changing the number of slots on the upper and lower panels, the number of dovetails connected by connectors, the cross-sectional shape of the dovetails, and the glued position of the basic unit of the core structure on the panel can also meet expectations Purpose.

It has the characteristics of reasonable structure, high mechanical strength, convenient manufacture, green and less pollution.

Claims (8)

1. the wooden engineering material truss core structure of a novel Tenon combination, comprise top panel (1), core structure (2) and lower panel (3), it is characterized in that: described Tenon combination is that the upper surface width having the dovetail tongue-and-groove (4) that is parallel to each other and a plate (3) below at the lower surface width of top panel (1) has the dovetail tongue-and-groove (4) be parallel to each other, be moved into the assigned address of dovetail tongue-and-groove by the tenon at dovetail (5) two ends from the side of top panel (1) and lower panel (3).

2. the wooden engineering material truss core structure of a kind of novel Tenon combination according to claim 1, it is characterized in that: the mode of grooving of described top panel (1) is one group with every adjacent two dovetail tongue-and-grooves (4) on top panel, group number is determined by panel length, one group is opened every 10cm at plate length direction, in group, the minimum spacing of two parallel tongue-and-grooves is 2cm ~ 3cm, groove depth is 1/1 to two/3rd of plate thickness, and top panel (1) and core structure (2) are combined by Tenon and assemble.

3. the wooden engineering material truss core structure of a kind of novel Tenon combination according to claim 1, it is characterized in that: the mode of grooving of described lower panel (3) below plate is one group with every adjacent two dovetail tongue-and-grooves (4), group number is determined by panel length, one group is opened every 10cm at plate length direction, in group, the minimum spacing of two parallel tongue-and-grooves is 2cm ~ 3cm, groove depth is 1/1 to two/3rd of plate thickness, and lower panel (3) and core structure (2) are combined by Tenon and assemble.

4. the wooden engineering material truss core structure of a kind of novel Tenon combination according to claim 1, it is characterized in that: described core structure (2) is formed by adhesive splicing by dovetail (5) and connector (6), and its height is between 5cm ~ 15cm.

5. the wooden engineering material truss core structure of a kind of novel Tenon combination according to claim 4, is characterized in that: the adhesive that described core structure (2) uses comprises milky white adhesive, epoxy resin, phenolic resins, Lauxite or neoprene.

6. the wooden engineering material truss core structure of a kind of novel Tenon combination according to claim 4, it is characterized in that: the square tenon of the pole tenon of the structure of described dovetail (5) to be cross section be circular diameter range is 1cm ~ 1.5cm or cross section to be foursquare side size range be 1cm ~ 1.5cm, and dove-tail form tenon is processed in its end, two ends.

7. the wooden engineering material truss core structure of a kind of novel Tenon combination according to claim 1, it is characterized in that: it is moved into the side of the tenon at dovetail (5) two ends from top panel (1) and lower panel (3) that described Tenon combines, the distance moved into is 1/1 to two/4th of dovetail tongue-and-groove total length, and glueds joint at this position adhesive.

8. the wooden engineering material truss core structure of a kind of novel Tenon combination according to claim 4, it is characterized in that: described connector (6) comprises wood chip or plastic sheet for square lightweight flaky material, each connector has four openings matched with dovetail shape of cross section, for four dovetails and a connector are glued together by adhesive, the elementary cell of composition core structure (2).