CN221524659U - Rivet expansion type corner connector - Google Patents
Rivet expansion type corner connector Download PDFInfo
- Publication number
- CN221524659U CN221524659U CN202322880795.7U CN202322880795U CN221524659U CN 221524659 U CN221524659 U CN 221524659U CN 202322880795 U CN202322880795 U CN 202322880795U CN 221524659 U CN221524659 U CN 221524659U
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- connecting part
- rivet
- corner connector
- section bar
- expansion cavity
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- 230000000903 blocking effect Effects 0.000 claims description 8
- 230000006978 adaptation Effects 0.000 claims 1
- 238000000926 separation method Methods 0.000 claims 1
- 229910000838 Al alloy Inorganic materials 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 4
- 241001079814 Symphyotrichum pilosum Species 0.000 description 3
- 235000004224 Typha angustifolia Nutrition 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010009 beating Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of door and window accessories, in particular to a rivet expansion type corner connector, which comprises a left corner connector and a right corner connector, wherein the left corner connector comprises a first left connecting part and a second left connecting part, the right corner connector comprises a first right connecting part and a second right connecting part, a first expansion cavity is formed between the first left connecting part and the first right connecting part, a second expansion cavity is formed between the second left connecting part and the second right connecting part, rivets are arranged on the first expansion cavity and the second expansion cavity, each rivet comprises a rivet rod and a rivet sleeve sleeved on the rivet rod, at least one end of each rivet sleeve is of a countersunk structure, so that the end part of each rivet sleeve is buried in the first expansion cavity or the second expansion cavity when the rivet is riveted.
Description
Technical Field
The utility model relates to the technical field of door and window accessories, in particular to a rivet expansion type corner connector.
Background
With the improvement of living standard of residents, aluminum alloy furniture products are also becoming more popular. Products such as a counter basin cabinet and a mirror cabinet made of aluminum alloy have the advantages of lighter materials, high strength, difficult corrosion, easy installation and the like, and are popular. The corner connector is a common part of aluminum alloy furniture articles and is used for connecting two aluminum alloy sections at corners and overlapping the aluminum alloy sections into a required shape. However, the existing corner connector is directly connected with the section bar by bolts, and the section bar is of a thin-wall structure, so that the thin wall is easily damaged by tightening the bolts after punching, the section bar is unstable in connection, and the appearance is affected;
in order to solve the problems, an expansion type corner connector is used for solving the problem that the thin-wall section bar is easy to damage in connection, but at present, the expansion type corner connector is connected to the expansion type corner connector by screw threads to enable the expansion type corner connector to be expanded and fixed, but the structure is low in production efficiency, high in cost and not fast in assembly.
Disclosure of utility model
To solve the problems set forth in the background art. The utility model provides a rivet expansion type corner connector.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the rivet expansion type corner connector comprises a left corner connector and a right corner connector which are symmetrically arranged, wherein the left corner connector and the right corner connector are both L-shaped, and the left corner connector slides on the right corner connector relatively through a baffle plate;
The left corner connector comprises a first left connecting part and a second left connecting part, the right corner connector comprises a first right connecting part and a second right connecting part, a first expansion cavity is formed between the first left connecting part and the first right connecting part, a second expansion cavity is formed between the second left connecting part and the second right connecting part, rivets are arranged on the first expansion cavity and the second expansion cavity, each rivet comprises a rivet rod and a rivet sleeve sleeved on the rivet rod, and at least one end of the rivet sleeve is of a countersunk structure, so that the end part of the rivet sleeve is buried in the first expansion cavity or the second expansion cavity when the rivet is riveted.
Further, the novel riveting device further comprises a first section bar and a second section bar which are perpendicular to each other, two ends of the left corner connector and the right corner connector are respectively inserted into the first section bar and the second section bar, through holes are formed in the first section bar and the second section bar corresponding to the rivets, and the nail sleeves are flush with the outer side surfaces of the first section bar or the second section bar after the rivets are riveted.
Further, the first left connecting portion, the second left connecting portion, the first right connecting portion and the second right connecting portion are provided with cavities, wherein first sliding grooves for sliding the blocking piece are arranged in the cavities of the first left connecting portion and the second left connecting portion, second sliding grooves for sliding the blocking piece are arranged in the cavities of the first right connecting portion and the second right connecting portion, the left end of the blocking piece slides in the first sliding grooves, and the right end of the blocking piece slides in the second sliding grooves.
Further, a guide groove is formed in the side face of the baffle plate, and guide parts matched with the guide grooves are arranged on the first sliding groove and the second sliding groove.
Compared with the prior art, the utility model has the beneficial effects that: the countersunk rivet is adopted to replace the traditional screw to expand the corner brace, so that the left corner brace and the right corner brace are expanded towards two sides and prop against the inner side surface of the section bar, the section bar can be better clamped, and the planes of the two sides are leveled; the structure scheme not only ensures that the corner connector is convenient for production and has lower cost, but also has better efficiency than screwing during profile assembly and is more suitable for full-automatic mechanical production of super factories.
Drawings
Fig. 1 is a schematic perspective view of the present utility model.
Fig. 2 is a cross-sectional view of the present utility model.
Fig. 3 is an exploded view of the present utility model.
In the figure: the left corner brace 10, the first left connecting part 101, the second left connecting part 102, the first sliding chute 103, the right corner brace 20, the first right connecting part 201, the second right connecting part 202, the second sliding chute 203, the baffle 30, the guide groove 301, the rivet 40, the nail rod 401, the nail sleeve 402, the first section bar 50 and the second section bar 60.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in the drawings, the rivet expansion type corner connector comprises a left corner connector 10 and a right corner connector 20 which are symmetrically arranged, wherein the left corner connector 10 and the right corner connector 20 are arranged in an L shape, and the left corner connector 10 slides relatively on the right corner connector 20 through a baffle 30;
The left corner brace 10 comprises a first left connecting part 101 and a second left connecting part 102, the right corner brace 20 comprises a first right connecting part 201 and a second right connecting part 202, a first expansion cavity is formed between the first left connecting part 101 and the first right connecting part 201, a second expansion cavity is formed between the second left connecting part 102 and the second right connecting part 202, rivets 40 are arranged on the first expansion cavity and the second expansion cavity, each rivet 40 comprises a nail rod 401 and a nail sleeve 402 sleeved on the nail rod 401, at least one end of each nail sleeve 402 is of a countersunk structure, and when the rivets 40 are riveted, the end parts of the nail sleeves 402 are buried in the first expansion cavity or the second expansion cavity; by adopting the countersunk head type rivet 40 to replace the traditional screw to expand the corner connector, the left corner connector 10 and the right corner connector 20 move towards the expansion type at two sides after the rivet 40 is expanded, tolerance problems in the processing process of the left corner connector 10 and the right corner connector 20 can be better met when the rivet 40 is expanded, the nail sleeve 402 can be broken only when the left corner connector 10 and the right corner connector 20 are expanded to be attached to the inner wall of a flat profile and the inner wall of the flat profile is stressed to the limit, so that the left corner connector 10 and the right corner connector 20 are attached to the side surface of the profile, the profile is better clamped, and the planes of two sides are leveled;
The above structure scheme not only makes the angle code be convenient for produce, and the cost is lower, and when the section bar is assembled, it is better than the efficiency of beating the screw, more is fit for super mill full-automatic mechanized production.
In the implementation, the novel riveting device further comprises a first section bar 50 and a second section bar 60 which are perpendicular to each other, two ends of the left corner brace 10 and the right corner brace 20 are respectively inserted into the first section bar 50 and the second section bar 60, through holes are formed in the first section bar 50 and the second section bar 60 corresponding to the rivets 40, the rivet 40 is flush with the outer side surface of the first section bar 50 or the second section bar 60 after the rivets are riveted, the rivets 40 can be in the same color as the section bars, the consistency of appearance is ensured, and the appearance is more attractive;
In the assembly process, the left corner connector 10 and the right corner connector 20 are simply combined, wherein the first left connecting part 101 of the left corner connector 10 is attached to the first right connecting part 201 of the right corner connector 20 and is inserted into the first section bar 50, the second left connecting part 102 of the left corner connector 10 is attached to the second right connecting part 202 of the right corner connector 20 and is inserted into the second section bar 60, and then rivets 40 are inserted into through holes corresponding to the first section bar 50 and the second section bar 60, and then rivet pulling is performed;
The rivet 40 with different inclinations with the common plane end face rivet is adopted, the head of the existing blind rivet sleeve is flat, the inclined plane and the axis included angle are larger than 75 degrees, referring to fig. 2 and 3, the head of the rivet sleeve 402 is higher than the head of the existing blind rivet sleeve, and the inclined plane included angle inclination design is different from that of the existing blind rivet sleeve, so that the existing rivet is more beneficial to tightly extruding the section bar to the spliced angle and simultaneously expanding the left corner connector 10 and the right corner connector 20, and is matched with the countersunk head rivet 40, the two ends of the rivet sleeve 402 are simultaneously acted and then simultaneously expanded during blind rivet, and the parallelism of the left corner connector 10 and the right corner connector 20 in the section bar is further improved.
In this embodiment, in order to save cost, the first left connecting portion 101, the second left connecting portion 102, the first right connecting portion 201 and the second right connecting portion 202 are all provided with cavities, the cavities are of an existing corner brace structure, wherein the first sliding grooves 103 for sliding the baffle 30 are arranged in the cavities of the first left connecting portion 101 and the second left connecting portion 102, the second sliding grooves 203 for sliding the baffle 30 are arranged in the cavities of the first right connecting portion 201 and the second right connecting portion 202, the left end of the baffle 30 slides in the first sliding grooves 103, the right end slides in the second sliding grooves 203, the side surfaces of the baffle 30 are provided with guide grooves 301, the first sliding grooves 103 and the second sliding grooves 203 are all provided with guide parts matched with the guide grooves 301, when the rivet 40 is expanded in the first expansion cavity and the second expansion cavity, the left corner brace 10 and the right corner brace 20 slide through the baffle 30, the sliding is smooth, the deviation can not occur, the fastening effect is better, and when the corner brace is fixed by glue is injected into the section bar, the baffle 30 can be prevented from entering the cavity to avoid unnecessary waste.
The above embodiments are preferred embodiments of the present utility model, and all similar structures and equivalent modifications are intended to fall within the scope of the present utility model.
Claims (4)
1. A rivet inflation formula angle sign indicating number, its characterized in that: the left corner connector and the right corner connector are symmetrically arranged, and are arranged in an L shape, and the left corner connector slides relatively on the right corner connector through the baffle plate;
The left corner connector comprises a first left connecting part and a second left connecting part, the right corner connector comprises a first right connecting part and a second right connecting part, a first expansion cavity is formed between the first left connecting part and the first right connecting part, a second expansion cavity is formed between the second left connecting part and the second right connecting part, rivets are arranged on the first expansion cavity and the second expansion cavity, each rivet comprises a rivet rod and a rivet sleeve sleeved on the rivet rod, and at least one end of the rivet sleeve is of a countersunk structure, so that the end part of the rivet sleeve is buried in the first expansion cavity or the second expansion cavity when the rivet is riveted.
2. A rivet expansion horn as set forth in claim 1, wherein: the novel riveting device is characterized by further comprising a first section bar and a second section bar which are perpendicular to each other, wherein two ends of the left corner brace and the right corner brace are respectively inserted into the first section bar and the second section bar, through holes are formed in the first section bar and the second section bar corresponding to rivets, and the rivet sleeves are flush with the outer side surfaces of the first section bar or the second section bar after the rivets are riveted.
3. A rivet expansion horn as set forth in claim 1, wherein: the novel sliding block comprises a first left connecting part, a second left connecting part, a first right connecting part and a second right connecting part, wherein cavities are formed in the first left connecting part, the second left connecting part and the second right connecting part, a first sliding groove which can be used for sliding a blocking piece is arranged in the cavities of the first left connecting part and the second left connecting part, a second sliding groove which can be used for sliding the blocking piece is arranged in the cavities of the first right connecting part and the second right connecting part, the left end of the blocking piece slides in the first sliding groove, and the right end of the blocking piece slides in the second sliding groove.
4. A rivet expansion horn according to claim 3, characterized in that: the side of separation blade is equipped with the guide way, all be equipped with the guiding portion with the guide way looks adaptation on first spout, the second spout.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322880795.7U CN221524659U (en) | 2023-10-26 | 2023-10-26 | Rivet expansion type corner connector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322880795.7U CN221524659U (en) | 2023-10-26 | 2023-10-26 | Rivet expansion type corner connector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221524659U true CN221524659U (en) | 2024-08-13 |
Family
ID=92204150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322880795.7U Active CN221524659U (en) | 2023-10-26 | 2023-10-26 | Rivet expansion type corner connector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221524659U (en) |
-
2023
- 2023-10-26 CN CN202322880795.7U patent/CN221524659U/en active Active
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