CN211288366U

CN211288366U - Connecting structure of table top and table legs

Info

Publication number: CN211288366U
Application number: CN201921997999.6U
Authority: CN
Inventors: 程龙; 吴世呈
Original assignee: Zhongshan Jinyilai Technology Co ltd
Current assignee: Zhongshan Jinyilai Technology Co ltd
Priority date: 2019-11-18
Filing date: 2019-11-18
Publication date: 2020-08-18
Anticipated expiration: 2029-11-18

Abstract

The utility model provides a connecting structure of a desktop and desk legs, which comprises the desktop, the desk legs and a connecting sheet, wherein the connecting sheet is fixedly arranged at the upper end of the desk legs, a boss is arranged at the middle part of the top surface of the connecting sheet, a groove is arranged at the bottom of the desktop, and the boss is embedded in the groove and is in mortise joint with the groove; the connecting sheet is provided with a plurality of first connecting holes, the bottom surface of the desktop is provided with second connecting holes corresponding to the first connecting holes, and the connecting sheet is connected and fixed with the desktop through connecting screws to connect the first connecting holes and the second connecting holes; the table legs comprise leg pipes and reinforcing cover plates arranged on one side surfaces of the leg pipes. The utility model provides a connection structure of desktop and table leg simplifies the mounting structure of desktop and table leg, need not to set up the crossbeam and can the outrigger, and installation easy operation, low in production cost.

Description

Connecting structure of table top and table legs

Technical Field

The utility model relates to a connecting structure of a desktop and desk legs.

Background

The table generally includes a table top and legs for supporting the table top, with the legs typically being connected to cross members at the bottom of the table top to collectively support the table top. The connection structure of table legs, crossbeams and a desktop and the connection structure of crossbeams and a desktop need to be considered during installation, a plurality of connecting parts and fixed fittings are generally needed to be matched, the structure of the connecting parts is complex, the processing is difficult, the installation is complex, and the production cost is increased due to the arrangement of the crossbeams.

SUMMERY OF THE UTILITY MODEL

In order to solve the problems, the utility model provides a connection structure of desktop and table leg simplifies mounting structure, need not to set up the crossbeam and can the outrigger, and the installation easy operation.

The utility model provides a connecting structure of a desktop and desk legs, which comprises the desktop, the desk legs and a connecting sheet, wherein the connecting sheet is fixedly arranged at the upper end of the desk legs, a boss is arranged at the middle part of the top surface of the connecting sheet, a groove is arranged at the bottom of the desktop, and the boss is embedded in the groove and is in mortise joint with the groove; the connecting sheet is provided with a plurality of first connecting holes, the bottom surface of the desktop is provided with second connecting holes corresponding to the first connecting holes, connecting nuts are pre-embedded in the second connecting holes, and the connecting sheet penetrates through the first connecting holes through connecting screws to be connected with the connecting nuts in the second connecting holes for fixing; the table legs comprise leg pipes and reinforcing cover plates arranged on one side surfaces of the leg pipes.

As a further aspect of the utility model, the table leg leans out the setting, the cross section of leg pipe is the triangle-shaped of bent limit, the desktop is the rectangle to an angular position of leg pipe is directional angle, and a directional angle is just right curved surface for directional curved surface, directional angle is towards the angular position of desktop, strengthen the apron and be the arc, it installs on directional curved surface.

As a further aspect of the utility model, it has connecting portion to strengthen the apron both sides to extend to the leg pipe is gone up and is the side curved surface with two adjacent curved surfaces of directional curved surface, the edge of connecting portion be equipped with the arcuation concave position that the side curved surface agrees with mutually, strengthen the apron lid on the directional curved surface of leg pipe, and the arcuation concave position and the side curved surface of its connecting portion are hugged closely.

As a further proposal of the utility model, the reinforced cover plate inner side is provided with reinforced ribs.

As a further aspect of the present invention, the reinforcing cover plate is fixed to the directional curved surface of the leg tube through screws.

As a further proposal of the utility model, the upper end of the table leg is fixed with the middle part of the bottom surface of the connecting sheet by welding.

As a further proposal of the utility model, the connecting piece is rectangular, and four corner positions of the connecting piece are located to the first connecting hole.

As a further proposal of the utility model, the first connecting hole is a counter bore, and the connecting screw is a countersunk head screw.

As a further proposal of the utility model, a third connecting hole is arranged on the connecting sheet.

As a further proposal of the utility model, the lower end of the table leg is provided with an end cover, and the bottom of the end cover is provided with a non-slip mat.

The utility model has the advantages that:

the utility model discloses a table leg only is connected with the desktop through the connecting piece, need not to set up the crossbeam, and the connection piece sets firmly on the table leg, and through the recess cooperation location of boss on the connection piece and desktop bottom, rethread screw fixation four corners supports and stabilizes difficult aversion.

The table legs of the utility model comprise leg pipes and reinforcing cover plates, and the arrangement of the reinforcing cover plates can enhance the stability of the table leg support no matter the table legs are arranged vertically or obliquely; the cross section of the leg pipe is in a triangle shape with curved sides, can bear certain pressure deformation and is easy to rebound. When the table legs are obliquely arranged, radial shear force can be enhanced, the table is pushed to be not easy to shake, at the moment, the stress of the oriented curved surface of the leg tube is the largest, and the reinforced cover plate on the oriented curved surface can effectively prevent the curved surface from transitionally deforming and keep stable support. And the reinforcing cover plate is arc-shaped and is pressed by a screw during installation, and the reinforcing cover plate can disperse the whole rebound force to the directional curved surface.

Drawings

Fig. 1 is an exploded view of the present invention.

Fig. 2 is a schematic structural view of the table leg and the connecting piece of the present invention.

Fig. 3 is an exploded view of the table leg and the connecting piece of the present invention.

Fig. 4 is an enlarged view of a portion a of fig. 3.

Fig. 5 is a schematic structural view of the table leg of the present invention.

Fig. 6 is a schematic structural view of the connecting sheet of the present invention.

Fig. 7 is a bottom view of the present invention.

Fig. 8 is a schematic structural diagram of the present invention.

Fig. 9 is a usage status diagram of the structure of the present invention applied to the desk.

Detailed Description

The application scheme is further described below with reference to the accompanying drawings:

referring to fig. 1-9, a connecting structure of a table top and table legs comprises a table top 1, table legs 2 and connecting pieces 3.

The upper end of the table leg 2 is welded and fixed with the middle part of the bottom surface of the connecting sheet 3. The middle part of the top surface of the connecting piece 3 is provided with a cylindrical boss 31, the bottom of the desktop 1 is provided with a groove 11 corresponding to the boss 31 in shape, and the boss 31 is embedded in the groove 11 and is in mortise joint with the groove. The connecting sheet 3 is rectangular, four corners of the connecting sheet are respectively provided with a first connecting hole 32, the bottom surface of the desktop 1 is provided with a second connecting hole 12 corresponding to the first connecting hole 32, a connecting nut is embedded in the second connecting hole 12, and the connecting sheet 3 penetrates through the first connecting hole 32 through a connecting screw 4 to be connected with the connecting nut in the second connecting hole 12 for fixing. The outer wall of the connecting nut is provided with grid wales or insections which are matched and fixed with the inner wall of the second connecting hole 12. The first connecting hole 32 is a counter bore and is a blind hole, and the connecting screw 4 is a counter-head screw. The head of the countersunk head screw and the upper part of the counterbore are provided with matched conical surfaces. A third connecting hole 33 is formed in the connecting piece 3 near the first connecting hole 32 for connection backup.

Desktop 1 is the rectangle, 1 four corners of desktop is located to table leg 2, and from the top down sets up of leaning out. The leg 2 includes a leg tube 21 and a reinforcing cover 22 installed on one side of the leg tube 21. Specifically, the cross section of the leg tube 21 is a triangle with curved sides, an angular position of the leg tube 21 is used as an orientation angle 211, a curved surface opposite to the orientation angle 211 is used as an orientation curved surface 212, the orientation angle 211 faces the angular position of the table top 1, the main body of the reinforcing cover plate 22 is arc-shaped, and the reinforcing cover plate 22 is installed on the orientation curved surface 212. The reinforcing cover plate 22 is covered on the directional curved surface 212 of the leg tube 21 and is fixedly connected by the screw 5, and the arc concave position 222 of the connecting part 221 is tightly attached to the side curved surface 213. The inner side of the reinforced cover plate 22 is provided with a reinforcing rib 223 for reinforcing the stability of the structure.

The lower end of the table leg 2 is provided with an end cover 6, and the bottom of the end cover 6 is provided with an anti-slip mat 61.

When the table leg 2 is installed, the reinforcing cover plate 22 is fixedly connected with the leg tube 21, and the end cover 6 covers the tube opening at the lower end of the leg tube 21, so that the table leg 2 is installed; the connecting piece 3 is disc-shaped, and the boss 31, the first connecting hole 32 and the third connecting hole 33 can be formed by punching, and the formed connecting piece 3 is welded at the upper end of the table leg 2. The coupling nut is embedded in the second coupling hole 12 of the table top 1. When the connecting piece 3 is connected with the desktop 1, the boss 31 of the connecting piece 3 is embedded in the groove 11 of the desktop 1 for positioning, and the connecting screw 4 is screwed on.

The utility model discloses can be applied to desk and desktop thickness that partial desk is difficult for setting up the crossbeam thicker, like the desk, its bottom needs to set up locker etc. usually, sets up the overall arrangement that many crossbeams can restrict other facilities at the bottom of the table, and uses the utility model discloses a structure, as shown in fig. 9, can simplify the structure at the bottom of the table, do not influence the setting of locker etc. guarantees the stability of support simultaneously, and installs simple convenient and fast, and the outward appearance is brief generous.

The above preferred embodiments should be considered as examples of the embodiments of the present application, and technical deductions, substitutions, improvements and the like similar to, similar to or based on the embodiments of the present application should be considered as the protection scope of the present patent.

Claims

1. A connecting structure of a desktop and desk legs is characterized by comprising a desktop, desk legs and connecting sheets,

the connecting sheet is fixedly arranged at the upper end of the desk leg, a boss is arranged in the middle of the top surface of the connecting sheet, a groove is arranged at the bottom of the desktop, and the boss is embedded in the groove and is in mortise joint with the groove;

the connecting sheet is provided with a plurality of first connecting holes, the bottom surface of the desktop is provided with second connecting holes corresponding to the first connecting holes, connecting nuts are pre-embedded in the second connecting holes, and the connecting sheet penetrates through the first connecting holes through connecting screws to be connected with the connecting nuts in the second connecting holes for fixing;

the table legs comprise leg pipes and reinforcing cover plates arranged on one side surfaces of the leg pipes.

2. A connecting structure of a desk top and desk legs as claimed in claim 1, wherein the desk legs are provided to be inclined outwardly, the cross-section of the leg tubes is a triangle with curved sides, the desk top is a rectangle, an angular position of the leg tubes is an orientation angle, a curved surface facing the orientation angle is an orientation curved surface, the orientation angle is toward an angular position of the desk top, and the reinforcing cover plate is an arc shape and is installed on the orientation curved surface.

3. A connecting structure for a desk top and desk legs as claimed in claim 2, wherein the reinforcing cover plate has connecting parts extending from both sides thereof, the two curved surfaces of the leg tube adjacent to the oriented curved surface are side curved surfaces, the edges of the connecting parts are provided with arc-shaped concave portions engaging with the side curved surfaces, the reinforcing cover plate covers the oriented curved surface of the leg tube, and the arc-shaped concave portions of the connecting parts are closely attached to the side curved surfaces.

4. A connecting structure for table top and legs as claimed in claim 3, wherein the reinforcing cover has reinforcing ribs on its inner side.

5. A connecting structure for a desk top and legs as claimed in claim 3, wherein the reinforcing cover is fixedly coupled to the curved orientation surface of the leg tube by means of screws.

6. A connecting structure for table tops and table legs as claimed in claim 3, wherein the upper ends of the table legs are welded to the middle of the bottom surface of the connecting piece.

7. A connecting structure for a desk top and legs as claimed in claim 3, wherein the connecting piece is rectangular and the first connecting holes are formed at four corners of the connecting piece.

8. A connection structure for table top and legs as claimed in claim 7, wherein the first connecting hole is a counter bore and the connecting screw is a counter bore screw.

9. A connection structure for table top and legs as claimed in claim 8, wherein the connecting piece is provided with a third connecting hole.

10. A connecting structure for table tops and table legs as claimed in claim 3, wherein the table legs are provided at lower ends thereof with end caps, and the bottoms of the end caps are provided with anti-slip pads.