阅读说明：本技术 一种可拼接的楼梯组件及其应用 (Spliced stair assembly and application thereof ) 是由 商卫兵 于 2020-04-01 设计创作，主要内容包括：本发明公开了一种可拼接的楼梯组件,至少包括一组垂直榫卯插接的踏步板和立板,所述立板竖直设置,其上端为第一榫头结构,下端为第一榫槽结构,所述第一榫头结构具有与立板外侧面呈40-50°夹角的第一斜面和成型于第一斜面中部且与踏步板侧面插接配合的第一十字形锁柱,本发明的有益效果在于：通过将多组踏步板和立板利用本申请中的榫卯结构进行插接安装形成楼梯主体,其具有较高的承载力和扭转力,踏步板边缘具有防裂圆角进行防护,安装便捷,无需专业工人安装,降低了安装费用,有利于推广应用。(The invention discloses a spliced stair assembly, which at least comprises a group of vertical stepping plates and vertical plates, wherein the vertical plates are in mortise-tenon insertion connection, the upper ends of the vertical plates are vertically arranged, the lower ends of the vertical plates are in first tenon structures, the first tenon structures are in first mortise structures, each first tenon structure is provided with a first inclined plane and a first cross-shaped lock column, the first inclined plane and the first cross-shaped lock column form an included angle of 40-50 degrees with the outer side of each vertical plate, the first cross-shaped lock column is formed in the middle of the first inclined plane and is in insertion connection and matching with the side face of each stepping: through utilizing multiunit flier and riser tenon fourth of twelve earthly branches structure in this application to peg graft the installation and form the stair main part, it has higher bearing capacity and torsional force, and the flier edge of marking time has the crack control fillet and protects, and it is convenient to install, need not professional workman's installation, has reduced the installation cost, is favorable to popularizing and applying.)

1. A stair subassembly that can splice, its characterized in that: the vertical plate is vertically arranged, the upper end of the vertical plate is provided with a first tenon structure, the lower end of the vertical plate is provided with a first mortise structure, the first tenon structure is provided with a first inclined plane which forms an included angle of 40-50 degrees with the outer side of the vertical plate and a first cross-shaped lock cylinder which is formed in the middle of the first inclined plane and is matched with the side surface of the step plate in an inserting way, the first mortise structure is provided with a second inclined plane which forms an included angle of 40-50 degrees with the outer side of the vertical plate and a first cross-shaped lock groove which is formed in the middle of the second inclined plane and is matched with the side surface of the step plate in an inserting way, the step plate is horizontally arranged, the right end of the step plate is provided with a second mortise structure, the left end of the step plate is provided with a second tenon structure, the second mortise structure is provided with a third inclined plane which forms an included angle of 40-50 degrees with the top surface of the step plate and a second mortise structure which is formed in the middle, the second tenon structure is provided with a fourth inclined plane forming an included angle of 40-50 degrees with the bottom of the step plate and a second cross-shaped lock column which is formed in the middle of the fourth inclined plane and is in plug-in fit with the side face of the vertical plate, and an anti-cracking round angle is formed at the included angle end of the top face of the step plate and the third inclined plane.

2. The spliceable stair assembly of claim 1, wherein: the first inclined plane and the second inclined plane are parallel to each other, and the third inclined plane and the fourth inclined plane are parallel to each other.

3. The spliceable stair assembly of claim 1, wherein: the radius of the anti-cracking fillet is 2 mm.

4. The spliceable stair assembly of claim 1, wherein: first cross lock post and twentieth font locked groove all have size A, size B, size C and size D, size A is 12mm, size B is 2mm, size C is 5mm, size D is 5 mm.

5. The spliceable stair assembly of claim 1, wherein: the anti-cracking round angle extends out of the side face of the vertical plate by 1.2 mm.

6. The application of the tenon-and-mortise structure of claim 1 in connection of plates is characterized in that: the tenon-and-mortise combined structure comprises a first tenon structure and a second mortise structure which are in mortise-tenon connection.

7. Use of a sheet connection according to claim 6, characterized in that: the pipe is characterized by also comprising a rectangular pipe body formed by connecting four plates in an end-to-end mortise-tenon manner.

The technical field is as follows:

the invention relates to the field of furniture decoration, in particular to a spliced stair assembly and application thereof.

Background art:

the solid wood stair has natural and unique texture, soft color and luster, comfortable foot feel, warmness in winter and coolness in summer, and pure natural green decorative materials, the solid wood stair is made of exquisite materials such as oak, beech, red sandalwood, teak, rosewood and the like, and the materials have the advantages of high density, strong hardness, long service life and durability, but the existing solid wood stair is complex in installation structure, the edges of the step boards are easy to crack, the manual installation cost is high, and the popularization and the application are not facilitated.

The invention content is as follows:

the invention aims to solve the existing problems and provides a spliced stair assembly.

The technical solution of the invention is as follows:

a stair component capable of being spliced at least comprises a set of vertical stepping plates and vertical plates, wherein the vertical plates are vertically arranged, the upper ends of the vertical plates are of first tenon structures, the lower ends of the vertical plates are of first mortise structures, the first tenon structures are provided with first inclined planes which form an included angle of 40-50 degrees with the outer sides of the vertical plates and first cross-shaped lock posts which are formed in the middle of the first inclined planes and are in inserted fit with the side faces of the stepping plates, the first mortise structures are provided with second inclined planes which form an included angle of 40-50 degrees with the outer sides of the vertical plates and first cross-shaped lock slots which are formed in the middle of the second inclined planes and are in inserted fit with the side faces of the stepping plates, the stepping plates are horizontally arranged, the right ends of the stepping plates are of second mortise structures, the left ends of the stepping plates are of second tenon structures, the second mortise structures are provided with third inclined planes which form an included angle of 40-50 degrees with the top faces of the stepping plates and second mortise structures and second cross-shaped lock slots which are formed in, the second tenon structure is provided with a fourth inclined plane forming an included angle of 40-50 degrees with the bottom of the step plate and a second cross-shaped lock column which is formed in the middle of the fourth inclined plane and is in plug-in fit with the side face of the vertical plate, and an anti-cracking round angle is formed at the included angle end of the top face of the step plate and the third inclined plane.

Preferably, the first inclined surface and the second inclined surface are parallel to each other, and the third inclined surface and the fourth inclined surface are parallel to each other.

Preferably, the radius of the anti-cracking round corner is 2 mm.

Preferably, the first cross-shaped locking column and the second cross-shaped locking groove are all provided with a size A, a size B, a size C and a size D, wherein the size A is 12mm, the size B is 2mm, the size C is 5mm, and the size D is 5 mm.

Preferably, the anti-cracking round corners extend out of the side faces of the vertical plates by 1.2 mm.

The application that utilizes mortise and tenon joint structure to carry out panel and connect, including mortise and tenon joint's first tenon structure and second mortise structure, above-mentioned mortise and tenon joint structure is applicable to the connection between the panel and fixes.

Preferably, the pipe also comprises a rectangular pipe body formed by connecting four plates in an end-to-end mortise-tenon manner.

The invention has the beneficial effects that: through utilizing multiunit flier and riser tenon fourth of twelve earthly branches structure in this application to peg graft the installation and form the stair main part, it has higher bearing capacity and torsional force, and the flier edge of marking time has the crack control fillet and protects, and it is convenient to install, need not professional workman's installation, has reduced the installation cost, is favorable to popularizing and applying.

Description of the drawings:

FIG. 1 is a schematic perspective view of at least one set of tread plates and riser plates according to the present invention;

FIG. 2 is a schematic side view of the step plate of the present invention;

FIG. 3 is an enlarged partial schematic view of FIG. 2E;

FIG. 4 is a schematic side view of a riser of the present invention;

FIG. 5 is an enlarged partial schematic view of FIG. 4F;

in the drawings: 1. a step plate; 2. a vertical plate; 3. a first tenon structure; 301. a first inclined plane; 302. a first cross-shaped lock cylinder; 4. a first tongue and groove structure; 401. a second inclined plane; 402. a first cruciform keyway; 5. a second tongue and groove structure; 501. a third inclined plane; 502. a twentieth-shaped locking groove; 6. a second tenon structure; 601. a fourth slope; 602. a twentieth lock cylinder; 7. anti-cracking round corners.

The specific implementation mode is as follows:

as shown in fig. 1-5, the stair assembly capable of being spliced at least comprises a set of vertical step plate 1 and a vertical plate 2 which are spliced together in mortise and tenon manner, wherein the vertical plate 2 is vertically arranged, the upper end of the vertical plate is provided with a first tenon structure 3, the lower end of the vertical plate is provided with a first mortise structure 4, the first tenon structure 3 is provided with a first inclined plane 301 which forms an included angle of 40-50 degrees with the outer side of the vertical plate 2 and a first cross-shaped lock post 302 which is formed in the middle of the first inclined plane 301 and is spliced and matched with the side surface of the step plate 1, the first mortise structure 4 is provided with a second inclined plane 401 which forms an included angle of 40-50 degrees with the outer side of the vertical plate 2 and a first cross-shaped lock groove 402 which is formed in the middle of the second inclined plane 401 and is spliced and matched with the side surface of the step plate 1, the step plate 1 is horizontally arranged, the right end of the step plate is provided with a second mortise structure 5, the left end of the second tenon structure 6, the second mortise structure 5 is provided with a third inclined plane which forms an included angle of The second tenon structure 6 is provided with a fourth inclined plane 601 forming an included angle of 40-50 degrees with the bottom of the step plate 1 and a second tenon structure 602 formed in the middle of the fourth inclined plane 601 and formed in the side of the vertical plate 2, and the top surface of the step plate 1 and the included angle end of the third inclined plane 501 are formed with anti-cracking fillets 7.

Specifically, the first inclined surface 301 and the second inclined surface 401 are parallel to each other, and the third inclined surface 501 and the fourth inclined surface 601 are parallel to each other.

Specifically, the radius of the anti-cracking fillet 7 is 2 mm.

Specifically, first cross-shaped lock post 302 and second cross-shaped lock slot 502 all have size A, size B, size C and size D, size A is 12mm, size B is 2mm, size C is 5mm, size D is 5 mm.

Specifically, the anti-cracking round angle 7 extends out of the side face of the vertical plate 2 by 1.2 mm.

The use of the mortise and tenon joint structure according to claim 1 for connecting plates, comprising a first tenon structure 3 and a second mortise structure 5.

Specifically, still include the rectangle body that is formed by four panel head-to-tail mortise-tenon joint.

Carry out tenon fourth of twelve earthly branches with multiunit flier 1 and riser 2 and peg graft and form the stair main part, it is convenient to install, and tenon and tongue-and-groove connection structure in this application can provide higher bearing capacity and torsional force, and flier 1 edge sets up crack control fillet 7 and protects, avoids the fracture.

The foregoing is only for the purpose of understanding the method and the core concept of the present invention, and it should be noted that modifications and variations can be made by those skilled in the art without departing from the principle of the present invention, and these modifications and variations also fall into the protection scope of the appended claims.