CN219733843U - Plug-in type pipe connection structure - Google Patents

Abstract

The utility model discloses a plug-in pipe connection structure, which includes: two vertical pipes, the two vertical pipes are arranged at intervals along the horizontal direction; two connecting parts are respectively provided on the opposite side walls of the two vertical pipes, and the connecting parts include folding The plate part and the flat part are fixedly connected to the vertical pipe, and the folded plate part is provided with at least one corner structure; the connecting pipe has both ends plug-fitted with the folded plate parts of the two connectors, and the outer wall of the folded plate part is connected to The inner walls of the tubes abut. The connecting pipe is spliced with the vertical pipe in the horizontal direction through the connecting piece, and will not be interfered by the horizontal frame on the top of the vertical pipe. Moreover, the folding plate part is plugged into the connecting pipe, making the connection and disassembly of the connecting pipe more convenient. , can be easily connected to connecting pipes of different lengths, and is suitable for building vertical stands of various sizes. Moreover, the folding plate part is easy to process, has a good appearance, and can better contact with the inner wall of the connecting pipe and with the connecting pipe. The connection effect is good.

Description

Plug-in pipe connection structure

Technical field

The utility model relates to the technical field of furniture connection, in particular to a plug-in pipe connection structure.

Background technique

The construction of the frame requires multiple pipes to be assembled together. The vertical pipes and vertical pipes are connected through horizontal pipes. The two ends of the horizontal pipes are welded to the two vertical pipes respectively. After welding, the size of the frame is fixed, so that one frame can only Corresponding to one set of horizontal pipes and one set of vertical pipes, the versatility is poor. In the related art, a connecting column is provided between the horizontal pipe and the vertical pipe. The connecting column has a solid structure and is inserted into the horizontal pipe. However, the shape accuracy error of the solid connecting column is large and cannot connect well with the inner wall of the horizontal pipe. There is a large gap between the two, resulting in poor connection between the horizontal pipe and the vertical pipe. In some related technologies, the frame includes a horizontal frame and a vertical frame. The upper part of the vertical frame needs to be connected to the horizontal frame and used to support the horizontal frame. However, the horizontal frame interferes with the assembly of the vertical frame. The horizontal connecting pipe on the top of the vertical frame cannot be connected from above. It is not convenient for workers to assemble the vertical frame.

Utility model content

The utility model aims to solve at least one of the technical problems existing in the prior art. To this end, the utility model proposes a plug-in pipe connection structure. The connecting pipes of the plug-in pipe connection structure are spliced with the vertical pipes in the horizontal direction through connectors without being interfered by the horizontal frame on the top of the vertical pipes, and, The folding plate part is plug-fitted with the connecting pipe, and the connection and disassembly of the connecting pipe is relatively convenient. It can be easily connected to connecting pipes of different lengths, and is suitable for building vertical racks of various sizes. Moreover, the folding plate It is easy to process, has a good appearance, can better contact with the inner wall of the connecting pipe, and has a good connection effect with the connecting pipe.

The plug-in pipe connection structure according to the embodiment of the present invention includes:

Two vertical pipes, the two vertical pipes are spaced apart in the horizontal direction;

Two connecting pieces are respectively provided on the opposite side walls of the two vertical pipes. The connecting piece includes a folding plate part and a flat plate part. The flat plate part is fixedly connected to the vertical pipe. The folding plate part is provided with At least one corner structure;

The two ends of the connecting pipe are plug-fitted with the folding plate portions of the two connecting pieces respectively, and the outer wall of the folding plate portion is in contact with the inner wall of the connecting pipe.

The plug-in pipe connection structure according to the embodiment of the present invention has at least the following beneficial effects: the connecting pipe is spliced with the vertical pipe in the horizontal direction through the connecting piece without being interfered by the horizontal frame on the top of the vertical pipe, and the folding plate portion It is plug-in and matched with the connecting pipe, and the connection and disassembly of the connecting pipe is more convenient. It can be easily connected with connecting pipes of different lengths. It is suitable for building vertical racks of various sizes, and the folding plate part is easy to process. , has a good appearance, can better contact with the inner wall of the connecting pipe, and has a good connection effect with the connecting pipe.

According to the plug-in pipe connection structure of the present invention, there are a plurality of connecting pipes, and the plurality of connecting pipes are arranged at intervals along the vertical direction.

According to the plug-in pipe connection structure of the present invention, the folding plate portion has a concave structure.

According to the plug-in pipe connection structure of the present invention, the connecting pipe is in a square shape, and the folding plate portion is provided with four corner structures, and the folding plate portion and the four inner corners of the connecting pipe Abut.

According to the plug-in pipe connection structure of the present invention, the flat plate portion is provided with a fixing hole, the fixing hole is provided with a connecting shaft, and the flat plate portion and the vertical pipe are connected through a Connecting shaft connection.

According to the plug-in pipe connection structure of the present invention, the fixing hole is located below the connecting pipe.

According to the plug-in pipe connection structure of the present invention, the connecting shaft is a blind rivet nut, and the flat plate part and the vertical pipe are riveted through the blind rivet nut.

According to the plug-in pipe connection structure of the present invention, there are multiple fixing holes and blind rivet nuts, and the blind rivet nuts are arranged in one-to-one correspondence with the fixing holes.

According to the plug-in pipe connection structure of the present invention, one of the folding plate portion and the flat plate portion is provided with a plug-in portion, and the other is provided with a plug-in slot, and the plug-in portion is connected with the said flat plate portion. Plug-in slots are plugged into each other.

According to the plug-in pipe connection structure of the present invention, the flat plate portion is provided with the plug-in slot, and the folding plate portion is provided with the plug-in portion.

Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.

Description of the drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily understood from the description of the embodiments in conjunction with the following drawings, in which:

Figure 1 is an exploded schematic diagram of the plug-in pipe connection structure according to the embodiment of the present utility model;

Figure 2 is an exploded schematic diagram of the connector of the plug-in pipe connection structure according to the embodiment of the present invention;

Figure 3 is a schematic diagram of the overall structure of the plug-in pipe connection structure according to the embodiment of the present invention.

Explanation of reference numbers:

Standpipe 100; blind rivet nut 110;

Connector 200; folding plate part 210; plug-in part 211; flat plate part 220; fixing hole 221; plug-in slot 222;

Connecting pipe 300;

Horizontal frame 400; vertical frame 500.

Detailed ways

The embodiments of the present invention are described in detail below. Examples of the embodiments are shown in the drawings, in which the same or similar reference numerals throughout represent the same or similar elements or elements with the same or similar functions. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present invention and cannot be understood as limitations of the present invention.

In the description of the present invention, it should be understood that the orientation descriptions involved, such as the orientation or positional relationships indicated by up, down, front, back, left, right, etc. are based on the orientation or positional relationships shown in the drawings, and only It is intended to facilitate the description of the present invention and simplify the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation of the present invention.

In the description of the present invention, several means one or more, plural means two or more, greater than, less than, more than, etc. are understood as excluding the original number, and above, below, within, etc. are understood as including the original number. If there is a description of first and 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 order of indicated technical features. relation.

In the description of the present utility model, unless otherwise explicitly limited, words such as setting, installation, and connection should be understood in a broad sense. Those skilled in the art can reasonably determine the specific meaning of the above words in the present utility model in combination with the specific content of the technical solution. .

In the description of the present invention, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples" is intended to be in conjunction with the description of the implementation. An example or example describes a specific feature, structure, material or characteristic that is included in at least one embodiment or example of the invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The construction of the frame requires multiple pipes to be assembled together. The vertical pipes and vertical pipes are connected through horizontal pipes. The two ends of the horizontal pipes are welded to the two vertical pipes respectively. After welding, the size of the frame is fixed, so that one frame can only Corresponding to one set of horizontal pipes and one set of vertical pipes, the versatility is poor. In the related art, a connecting column is provided between the horizontal pipe and the vertical pipe. The connecting column has a solid structure and is inserted into the horizontal pipe. However, the shape accuracy error of the solid connecting column is large and cannot connect well with the inner wall of the horizontal pipe. There is a large gap between the two, resulting in poor connection between the horizontal pipe and the vertical pipe. In some related technologies, the frame includes a horizontal frame and a vertical frame. The upper part of the vertical frame needs to be connected to the horizontal frame and used to support the horizontal frame. However, the horizontal frame interferes with the assembly of the vertical frame. The horizontal connecting pipe on the top of the vertical frame cannot be connected from above. It is not convenient for workers to assemble the vertical frame.

To this end, as shown in Figures 1 to 3, the plug-in pipe connection structure proposed by the present utility model includes two vertical pipes 100, two connectors 200 and a connecting pipe 300, wherein the two vertical pipes 100 are arranged along Arranged at intervals in the horizontal direction, the two connectors 200 are respectively disposed on the opposite side walls of the two vertical pipes 100 , and the two ends of the connector pipe 300 are respectively plug-fitted with the two connectors 200 . Specifically, the connector 200 includes a folding plate part 210 and a flat plate part 220. One side of the flat plate part 220 is fixedly connected to the folding plate part 210, and the other side is fixedly connected to the vertical pipe 100. The folding plate part 210 is made of a flat plate through bending processing. Thus, the folding plate portion 210 is provided with at least one corner structure. Both ends of the connecting pipe 300 are plugged and matched with the folding plate portions 210 of the two connecting pieces 200 respectively. After plugging, the outer wall of the folding plate portion 210 abuts the inner wall of the connecting pipe 300 . In some applications, referring to Figure 3, the frame includes a horizontal frame 400 and a vertical frame 500. The upper part of the vertical frame 500 is connected to the horizontal frame 400 and used to support the horizontal frame 400. However, the horizontal frame 400 is attached to the connecting pipe 300 on the top of the vertical frame 500. together, it is inconvenient for the connecting pipe 300 to be spliced from above. In this regard, the connecting pipe 300 is spliced with the vertical pipe 100 in the horizontal direction through the connecting piece 200 and will not be interfered by the horizontal frame 400 on the top of the vertical pipe 100. Moreover, the folding plate portion 210 is plug-fitted with the connecting pipe 300 and is connected with the connecting pipe. The connection and disassembly of 300 are relatively convenient, and can be easily connected with connecting pipes 300 of different lengths. It is suitable for building vertical frames 500 of various sizes. Moreover, the folding plate part 210 is easy to process, has a good appearance, and can It is in good contact with the inner wall of the connecting pipe 300, and the connection effect with the connecting pipe 300 is good. Among them, the vertical frame 500 includes two vertical pipes 100 and a plurality of connecting pipes 300. The plurality of connecting pipes 300 are arranged at intervals along the vertical direction, so that they can be better spliced with the vertical pipes 100, and the splicing will be more stable.

Optionally, the folding plate portion 210 has a concave structure. For example, the folding plate portion 210 is U-shaped and has two corner structures, or the folding plate portion 210 is L-shaped and has one corner structure. It is easy to understand that no matter whether the folding plate portion 210 is U-shaped or L-shaped, in addition to contacting the adjacent side walls of the connecting pipe 300 through the corner structure, the overall length of the folding plate portion 210 before the bending process can be controlled to make the folding The bent side walls of the plate portion 210 are respectively in contact with the inner walls of the connecting pipe 300 to achieve insertion and positioning of the connecting pipe 300 and the folded plate portion 210 . In some embodiments, referring again to Figures 1 and 2, the connecting pipe 300 is in a square shape, and the folding plate portion 210 is provided with four corner structures. The folding plate portion 210 is in contact with the four inner corners of the connecting pipe 300, and further, After the folding plate portion 210 and the connecting pipe 300 are plugged in, they fit more closely and the installation is more stable.

Referring again to FIGS. 1 and 2 , the flat plate portion 220 is provided with a fixing hole 221 , and the fixing hole 221 is used to connect with the standpipe 100 . Specifically, the fixing hole 221 is provided with a connecting shaft, and the flat plate portion 220 and the vertical pipe 100 are connected through the connecting shaft that passes through the fixing hole 221 . In addition, the fixing hole 221 is located outside the connecting pipe 300 to facilitate fixing the flat plate portion 220 to the vertical pipe 100 . Further, the fixing hole 221 is located below the connecting pipe 300 . After the connecting pipe 300 is installed, when the user stands normally and looks down, the connecting pipe 300 can block the fixing hole 221 to a certain extent. After the vertical pipe 100, the connecting piece 200 and the connecting pipe 300 are spliced, the whole is more beautiful. In some embodiments, the connecting shaft is a blind rivet nut 110, and the flat plate portion 220 and the standpipe 100 are riveted through the blind rivet nut 110. The structure is simple and the fixing is convenient. The user can quickly fix the flat plate part 220 and the standpipe 100 through the blind rivet nut 110 using a riveting tool. For example, there are multiple fixing holes 221 , the plurality of fixing holes 221 are arranged at linear intervals, and the blind rivet nuts 110 are arranged in one-to-one correspondence with the fixing holes 221 . It is easy to understand that there are two ways of riveting: fixed riveting and movable riveting. When there is only one fixing hole 221, the flat plate portion 220 and the standpipe 100 are fixed and riveted through the blind rivet nut 110. When there are multiple fixing holes 221, the flat plate portion 220 and the standpipe 100 can be movable riveted through the blind rivet nut 110, and the flat portion 220 and the standpipe 100 can also be fixed.

In some embodiments of the present invention, as shown in Figures 1 and 2, the protruding length of the folding plate portion 210 along the thickness direction of the flat plate portion 220 is A, and the length of the connecting tube 300 is B, satisfying: A≥0.1 *B, ensure the effective matching length of the folding plate portion 210 and the connecting pipe 300, and the folding plate portion 210 can better support the connecting pipe 300.

The folding plate portion 210 and the flat plate portion 220 are welded and fixed. Compared with the detachable connection using screws, the connection between the folding plate portion 210 and the flat plate portion 220 after welding is more secure. Among them, the folding plate portion 210 and the flat plate portion 220 are both steel plates. Before the folding plate portion 210 and the flat plate portion 220 are combined, the folding plate portion 210 and the flat plate portion 220 can be bent independently, making the processing more convenient. Furthermore, in order to achieve more accurate positioning between the folding plate portion 210 and the flat plate portion 220, one of the folding plate portion 210 and the flat plate portion 220 is provided with a plug-in portion 211, and the other is provided with a plug-in slot 222. The plug-in portion 211 is plug-fitted with the plug-in slot 222. Specifically, referring to Figure 2 again, the folding plate portion 210 is provided with a plug-in portion 211, and the flat plate portion 220 is provided with an plug-in slot 222. Through the plug-in portion 211 and the plug-in slot 222, the folding plate portion 210 and the flat plate portion are plug-fitted. 220 plug fit, better welding effect after plugging. Moreover, the flat plate part 220 is a flat plate, and the insertion slot 222 is provided on the flat plate part 220. There is no need to process additional protrusions, and the structure is simpler. Furthermore, there are a plurality of plug-in parts 211 and a plurality of plug-in slots 222. The plurality of plug-in parts 211 are arranged at intervals along the circumferential direction of the folding plate part 210. The plug-in slots 222 and the plug-in parts 211 are arranged in one-to-one correspondence. Furthermore, The folding plate part 210 and the flat plate part 220 have a better insertion and positioning effect.

The embodiments of the present utility model are described in detail above with reference to the accompanying drawings. However, the present utility model is not limited to the above-mentioned embodiments. Within the scope of knowledge possessed by those of ordinary skill in the art, other modifications may be made without departing from the purpose of the present utility model. Make various changes.

Claims (10)

1. Plug-in type pipe connection structure, its characterized in that includes:

the two vertical pipes are arranged at intervals along the horizontal direction;

the two connecting pieces are respectively arranged on the opposite side walls of the two vertical pipes, each connecting piece comprises a folded plate part and a flat plate part, the flat plate parts are fixedly connected with the vertical pipes, and the folded plate parts are provided with at least one corner structure;

and two ends of the connecting pipe are respectively in plug-in fit with the folded plate parts of the two connecting pieces, and the outer walls of the folded plate parts are in butt joint with the inner walls of the connecting pipe.

2. The plug-in pipe connection according to claim 1, wherein: the connecting pipes are arranged in a plurality of mode, and the connecting pipes are arranged at intervals in the vertical direction.

3. The plug-in pipe connection according to claim 1, wherein: the folded plate part is of a concave structure.

4. The plug-in pipe connection according to claim 1, wherein: the connecting pipe is square, the folded plate part is provided with four corner structures, the folded plate part with four inboard corners butt of connecting pipe.

5. The plug-in pipe connection according to any one of claims 1 to 4, wherein: the flat plate part is provided with a fixing hole, the fixing hole is provided with a connecting shaft, and the flat plate part is connected with the vertical pipe through the connecting shaft penetrating through the fixing hole.

6. The plug-in pipe connection according to claim 5, wherein: the fixing hole is positioned below the connecting pipe.

7. The plug-in pipe connection according to claim 5, wherein: the connecting shaft is a rivet nut, and the flat plate part and the vertical pipe are riveted through the rivet nut.

8. The plug-in pipe connection according to claim 7, wherein: the fixed holes and the rivet nuts are all multiple, and the rivet nuts and the fixed holes are arranged in one-to-one correspondence.

9. The plug-in pipe connection according to claim 1, wherein: one of the folded plate part and the flat plate part is provided with a plug-in connection part, the other is provided with a plug-in connection groove, and the plug-in connection part is in plug-in connection fit with the plug-in connection groove.

10. The plug-in pipe connection according to claim 9, wherein: the flat plate part is provided with the inserting groove, and the folded plate part is provided with the inserting part.