CN219206203U

CN219206203U - Hidden assembled structure of desk frame

Info

Publication number: CN219206203U
Application number: CN202223610013.XU
Authority: CN
Inventors: 苏锐杰; 杨春迎
Original assignee: Zhongshan Kejin Office Supplies Co ltd
Current assignee: Zhongshan Kejin Office Supplies Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-20
Anticipated expiration: 2032-12-31

Abstract

The utility model discloses a hidden assembly structure of a desk frame, which comprises a connecting piece, wherein the lower end of the connecting piece is butted with a downward extending desk leg, at least one of the front end, the rear end, the left end and the right end of the connecting piece is butted with a cross beam, the connecting piece is provided with an upward opening containing cavity, a first fixing screw which is downwards inserted into the top end of the desk leg and is in threaded connection with the desk leg is arranged in the containing cavity, a second fixing screw which is inserted into the cross beam through the wall surface of the containing cavity in a one-to-one correspondence manner and is in threaded connection with the cross beam is also arranged in the containing cavity, and the upper end surface of the cross beam and the upper end surface of the connecting piece jointly form a bearing surface for bearing a desk plate.

Description

Hidden assembled structure of desk frame

Technical Field

The utility model relates to a hidden assembly structure of a desk frame.

Background

At present, a table frame is generally formed by splicing and assembling a plurality of table legs and cross beams, and a common splicing structure is generally that one table leg and at least one end part of one cross beam are fixed on the same connecting piece, and the other end of each cross beam is fixed on another connecting piece or other fixed supporting structures, so that a table frame is formed and used for supporting a table top. The connecting piece is provided with the fixing rods which extend in the same direction with the cross beam and the table legs respectively, after the cross beam and the table legs are aligned with the corresponding fixing rods side by side, the cross beam/table legs are fixed with the fixing rods together by penetrating through the cross beam/table legs and screwing the cross beam/table legs into the fixing rods through at least two screws, so that the cross beam/table legs are fixed with the connecting piece, and when the table legs and the cross beam are fixed on the connecting piece, the fixing of the table legs and the cross beam is also realized. However, in order to fix the cross beam and the table leg, at least two screws are required to be arranged on each cross beam/table leg, so that at least four screws are required to be arranged on one connecting piece to complete assembly, the improvement of assembly efficiency is seriously affected, and meanwhile, the screws are exposed and also seriously affect the aesthetic degree of the appearance of the final product.

Therefore, how to overcome the above-mentioned drawbacks has become an important issue to be solved by the person skilled in the art.

Disclosure of Invention

The utility model overcomes the defects of the technology and provides a hidden assembly structure of a desk frame.

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

the utility model provides a hidden package assembly of table frame, includes connecting piece 1, the lower extreme butt joint of connecting piece 1 has downwardly extending's table foot 2, there is crossbeam 3 at least one butt joint of front end, rear end, left end, right-hand member of connecting piece 1, connecting piece 1 is equipped with the ascending chamber 11 that holds of opening, hold and be equipped with in the chamber 11 down insert table foot 2 top and with table foot 2 threaded connection's first set screw 4, hold still be equipped with in the chamber 11 with crossbeam 3 one-to-one pass hold cavity 11 wall insert crossbeam 3 in with crossbeam 3 threaded connection's second set screw 5, crossbeam 3 up end and connecting piece 1's up end have formed the loading face 7 that is used for bearing table 6 jointly.

Preferably, the table leg 2 and the cross beam 3 are extrusion profiles, the lower surface of the connecting piece 1 is convexly provided with a first protruding part 12 inserted into the cavity of the table leg 2, and the end surface of the connecting piece 1, which is abutted with the cross beam 3, is convexly provided with a second protruding part 13 inserted into the cavity of the cross beam 3.

Preferably, the side wall surface of the end of the connecting piece 1, which is abutted with the cross beam 3, is provided with a U-shaped groove 14 with an upward opening for the second fixing screw 5 to be clamped in.

Preferably, a T-shaped groove 31 is provided on the side wall of the cross beam 3.

Compared with the prior art, the utility model has the beneficial effects that:

the lower extreme butt joint of hidden packaging structure connecting piece of this case has the table foot, preceding/back/left/right-hand member butt joint has the crossbeam, has offered simultaneously on the connecting piece and has held the chamber, holds to be equipped with in the chamber and inserts the table foot and with the first set screw of table foot threaded connection fixed, insert in the crossbeam and with the fixed second set screw of crossbeam threaded connection, like this table foot and crossbeam just use a screw alright be in the same place with the connecting piece is fixed respectively, can improve packaging efficiency greatly. In addition, the upper end face of the cross beam and the upper end face of the connecting piece jointly form a bearing surface for bearing the table plate, and when the table plate is arranged on the bearing surface, the table plate can cover the containing cavity to prevent the screw in the containing cavity from being exposed to influence the appearance of a product.

Drawings

Fig. 1 is a schematic view of a hidden assembly structure in this case, wherein a beam is abutted to the right end and the rear end of a connecting piece.

FIG. 2 is an exploded view of the hidden assembly structure.

FIG. 3 is a second exploded view of the hidden assembly structure.

Fig. 4 is a schematic view of an embodiment of the hidden assembly structure.

Detailed Description

The following examples are provided to illustrate the features of the present utility model and other related features in further detail to facilitate understanding by those skilled in the art:

as shown in fig. 1 to 4, a hidden assembled structure of a desk frame, which comprises a connecting piece 1, the lower extreme butt joint of connecting piece 1 has downwardly extending's table foot 2, there is crossbeam 3 at least one butt joint of front end, rear end, left end, right-hand member of connecting piece 1, connecting piece 1 is equipped with the open-ended and holds chamber 11 that holds, hold chamber 11 interior be equipped with down insert table foot 2 top and with table foot 2 threaded connection's first set screw 4, hold chamber 11 interior still be equipped with crossbeam 3 one-to-one pass hold chamber 11 wall insert crossbeam 3 in with crossbeam 3 threaded connection's second set screw 5, crossbeam 3's up end and connecting piece 1's up end jointly form the loading face 7 that is used for bearing table 6.

As described above, the lower end of the hidden assembly structure connecting piece 1 is abutted with the desk leg 2, the front/rear/left/right end is abutted with the cross beam 3, meanwhile, the connecting piece 1 is provided with the accommodating cavity 11, the accommodating cavity 11 is internally provided with the first fixing screw 4 inserted into the desk leg 2 and fixedly connected with the desk leg 2 in a threaded manner, and the second fixing screw 5 inserted into the cross beam 3 and fixedly connected with the cross beam 3 in a threaded manner, so that the desk leg 2 and the cross beam 3 can be fixed with the connecting piece 1 together by only one screw respectively, and the assembly efficiency can be greatly improved. In addition, the upper end surface of the cross beam 3 and the upper end surface of the connecting piece 1 together form a bearing surface 7 for bearing the table board 6, and when the table board 6 is arranged on the bearing surface 7, the table board 6 can cover the accommodating cavity 11 to prevent the screw in the accommodating cavity 11 from being exposed to influence the appearance of the product.

As shown in fig. 1 to 4, preferably, the table leg 2 and the cross beam 3 are extrusion profiles, the lower surface of the connecting piece 1 is convexly provided with a first protruding portion 12 inserted into the cavity of the table leg 2, the end surface of the connecting piece 1, which is abutted with the cross beam 3, is convexly provided with a second protruding portion 13 inserted into the cavity of the cross beam 3, so that the first protruding portion 12 can be inserted into the table leg 2 when the connecting piece 1 is abutted with the table leg 2 to prevent the table leg 2 from rotating and shifting along the self axis, and the second protruding portion 13 can be inserted into the cross beam 3 when the connecting piece 1 is abutted with the cross beam 3 to prevent the cross beam 3 from rotating and shifting along the self axis.

As shown in fig. 1 to 4, preferably, the side wall surface of the end of the connecting piece 1, which is abutted with the cross beam 3, is provided with a U-shaped groove 14 with an upward opening for the second fixing screw 5 to be clamped therein, so that the second fixing screw 5 can be preliminarily screwed into the cross beam 3 in advance, then the second fixing screw 5 is clamped into the U-shaped groove 14 in the process of abutting the cross beam 3 with the connecting piece 1, and finally the second fixing screw 5 is screwed down, thereby avoiding difficult assembly of the second fixing screw 5 due to less transverse space of the accommodating cavity 11.

As shown in fig. 1 to 4, preferably, the side wall of the beam 3 is provided with a T-shaped groove 31, so that the T-shaped groove 31 can be used to install other parts on the beam 3 according to the use requirement, so that the functionality of the table frame can be further expanded, and the functionality of the product is improved.

As described above, the present disclosure protects a hidden assembly structure of a desk frame, and all technical schemes identical or similar to the present disclosure should be shown as falling within the protection scope of the present disclosure.

Claims

1. The utility model provides a hidden package assembly of table frame, its characterized in that includes connecting piece (1), the lower extreme butt joint of connecting piece (1) has downwardly extending's table foot (2), there is crossbeam (3) front end, rear end, left end, right-hand member butt joint of at least one end of connecting piece (1), connecting piece (1) are equipped with opening up holds chamber (11), hold and be equipped with in chamber (11) down insert table foot (2) top and with table foot (2) threaded connection's first set screw (4), hold still be equipped with in chamber (11) with crossbeam (3) one-to-one pass hold chamber (11) wall insert crossbeam (3) in with crossbeam (3) threaded connection's second set screw (5), the up end of crossbeam (3) has formed jointly with the up end of connecting piece (1) and is used for bearing table (6) face (7).

2. A hidden assembly structure of a desk frame according to claim 1, characterized in that the desk leg (2) and the cross beam (3) are extrusion profiles, the lower surface of the connecting piece (1) is convexly provided with a first protruding part (12) inserted into the cavity of the desk leg (2), and the end surface of the connecting piece (1) butted with the cross beam (3) is convexly provided with a second protruding part (13) inserted into the cavity of the cross beam (3).

3. The hidden assembly structure of a desk frame according to claim 2, wherein the side wall surface of the end of the connecting piece (1) which is abutted with the cross beam (3) is provided with a U-shaped groove (14) with an upward opening for the second fixing screw (5) to be clamped in.

4. A hidden assembling structure of a desk frame according to claim 1, characterized in that the side wall of the cross beam (3) is provided with a T-shaped groove (31).