Connected hinge corner brace

By improving the structural design of the integrated hinge corner brackets and adopting measures such as staggered hinge caps, extension plates, and reinforcing strips, the problems of uneven stress on the shaft and unstable connection in the existing technology have been solved, thereby improving the load-bearing capacity and service life of the hinges and making them suitable for heavy-duty or frequently used enclosures.

CN224225725UActive Publication Date: 2026-05-12FOSHAN FEISHENG METAL TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
FOSHAN FEISHENG METAL TECH CO LTD
Filing Date
2025-05-28
Publication Date
2026-05-12

AI Technical Summary

Technical Problem

现有连体合页角码在轴心受力不均、页片与箱体接触面积有限及缺乏加固设计,导致易磨损、连接不稳定,难以满足高负载或恶劣环境下的使用需求。

Method used

Design a one-piece hinge corner bracket, which uses the upper and lower hinge pieces to be connected by rotation through the hinge axis, with the upper and lower hinge caps set alternately, an extension plate and a beveled cut are added, mounting holes are evenly distributed, and a right-angle reinforcing strip is added at the connection to improve structural stability and impact resistance.

Benefits of technology

It achieves flexible opening and closing of the hinge structure, reduces friction loss, enhances connection reliability and torsional resistance, and extends service life, making it suitable for heavy-duty or frequently used enclosures.

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Abstract

The utility model discloses a one-piece hinge corner connector which comprises an upper hinge piece and a lower hinge piece, and the upper hinge piece and the lower hinge piece are rotationally connected through a hinge axis. The upper hinge piece is connected with an upper connecting plate, the lower hinge piece is connected with a lower connecting plate, and the upper hinge piece, the lower hinge piece, the upper connecting plate and the lower connecting plate are all provided with mounting holes; the upper connecting plate and the upper hinge piece are fixed to the bottom of the box cover through the mounting holes, the lower connecting plate and the lower hinge piece are fixed to the top of the box body through the mounting holes, a stable connecting foundation is provided, the multiple mounting holes are evenly distributed, stress is dispersed, looseness caused by too large single-point stress is avoided, the connecting reliability is enhanced, the stress of the axis of the hinge is more uniform through the staggered structure, and the service life of the hinge is prolonged. The bearing capacity and stability of the hinge are improved, the contact area between the hinge pieces and the box cover / box body is increased through the extension plates, the connection stability and torsion resistance are improved, the overall rigidity and impact resistance of the corner connector are improved, and the hinge is suitable for heavy box bodies or frequently-used box bodies.
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Description

Technical Field

[0001] This utility model relates to the field of box body accessories technology, and in particular to an integrated hinge corner bracket. Background Technology

[0002] While existing technologies include integrated hinge corner brackets, they suffer from the following shortcomings:

[0003] Hinge caps are mostly designed with the top and bottom aligned, which leads to uneven stress on the shaft and makes them prone to wear and tear with long-term use;

[0004] The limited contact area between the blades and the housing, coupled with the unreasonable distribution of bolt holes, easily leads to localized stress concentration.

[0005] The lack of targeted reinforcement design makes it difficult to meet the usage requirements under high load or harsh environments. Utility Model Content

[0006] The purpose of this invention is to provide a one-piece hinge corner bracket to solve the problems mentioned in the background art.

[0007] To achieve the above objectives, the main technical solutions adopted by this utility model include:

[0008] A one-piece hinge corner bracket includes an upper page piece and a lower page piece, which are rotatably connected by a hinge axis; the upper page piece is connected to an upper connecting plate, and the lower page piece is connected to a lower connecting plate; each of the upper page piece, lower page piece, upper connecting plate, and lower connecting plate is provided with mounting holes.

[0009] Preferably, the upper page is provided with an upper hinge cap, the lower page is provided with a lower hinge cap, the upper and lower hinge caps are staggered, and the hinge axis passes through the interior of the upper and lower hinge caps.

[0010] Preferably, both the upper and lower page sheets are provided with extension plates, and the ends of the extension plates are provided with oblique cuts.

[0011] Preferably, right-angle reinforcing strips are provided at the connection between the upper page and the upper connecting plate, and at the connection between the lower page and the lower connecting plate.

[0012] Preferably, there are multiple mounting holes, which are evenly distributed on the upper page, lower page, upper connecting plate, and lower connecting plate.

[0013] This utility model has at least the following beneficial effects:

[0014] The upper and lower flaps are connected by a hinge axis, enabling flexible opening and closing of the lid and body. The hinge structure ensures smooth rotation, reduces friction loss, and extends service life.

[0015] Upper connecting plate, lower connecting plate, and mounting holes:

[0016] The upper connecting plate and the upper leaf piece are fixed to the bottom of the box cover through mounting holes, and the lower connecting plate and the lower leaf piece are fixed to the top of the box body through mounting holes, providing a stable connection base.

[0017] Multiple mounting holes are evenly distributed to disperse the force, preventing excessive force on a single point from causing loosening and enhancing connection reliability.

[0018] The top and bottom hinge caps are staggered horizontally:

[0019] The staggered structure makes the force on the hinge axis more even, improving the hinge's load-bearing capacity and stability.

[0020] Protects the hinge core from external impacts and dust intrusion, extending the lifespan of the hinge.

[0021] Extension plate and bevel cut:

[0022] The extension plate increases the contact area between the blades and the cover / body, improving the stability of the connection and its torsional resistance.

[0023] The beveled cut design prevents the extension plate from interfering with the edge of the box during the opening and closing of the lid, ensuring smooth movement.

[0024] Right-angle reinforcing strip:

[0025] Reinforce the connection between the blades and the connecting plate to enhance structural strength and prevent deformation or breakage of the connection due to frequent opening and closing.

[0026] Improves the overall rigidity and impact resistance of corner brackets, suitable for heavy-duty or frequently used enclosures. Attached Figure Description

[0027] The accompanying drawings, which are included to provide a further understanding of this application and form part of this application, illustrate exemplary embodiments and are used to explain this application, but do not constitute an undue limitation of this application. In the drawings:

[0028] Figure 1 This is a schematic diagram of the structure of this utility model;

[0029] Figure 2 This is a front view of the structure of this utility model;

[0030] Figure 3 This is a left view of the structure of this utility model.

[0031] Explanation of icon numbers:

[0032] 100. Top hinge piece; 110. Top hinge cap; 120. Top connecting plate; 200. Bottom hinge piece; 210. Bottom hinge cap; 220. Bottom connecting plate; 300. Hinge spindle; 400. Mounting hole; 500. Extension plate; 510. Angled cut; 600. Right-angle reinforcing strip. Detailed Implementation

[0033] The following will describe in detail the implementation of this application with reference to the accompanying drawings and embodiments, so that the implementation process of how this application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0034] Please refer to Figures 1 to 3 As shown in the embodiment of this utility model, a one-piece hinge corner bracket includes an upper page piece 100 and a lower page piece 200, which are rotatably connected by a hinge axis 300. The upper page piece 100 is connected to an upper connecting plate 120, and the lower page piece 200 is connected to a lower connecting plate 220. Mounting holes 400 are provided on the upper page piece 100, the lower page piece 200, the upper connecting plate 120, and the lower connecting plate 220.

[0035] The upper page 100 is provided with an upper hinge cap 110, and the lower page 200 is provided with a lower hinge cap 210. The upper hinge cap 110 and the lower hinge cap 210 are staggered left and right, and the hinge axis 300 passes through the interior of the upper hinge cap 110 and the lower hinge cap 210.

[0036] Both the upper page 100 and the lower page 200 are provided with extension plates 500, and the ends of the extension plates 500 are provided with oblique cuts 510.

[0037] Right-angle reinforcing strips 600 are provided at the connection between the upper page 100 and the upper connecting plate 120, and at the connection between the lower page 200 and the lower connecting plate 220.

[0038] There are multiple mounting holes 400, which are evenly distributed on the upper page 100, the lower page 200, the upper connecting plate 120 and the lower connecting plate 220.

[0039] Structural principle:

[0040] The upper page 100 and the lower page 200 are rotatably connected by the hinge axis 300: this enables the flexible opening and closing of the lid and the body of the box. The hinge structure ensures smooth rotation, reduces frictional wear, and extends service life.

[0041] Upper connecting plate 120, lower connecting plate 220, and mounting hole 400:

[0042] The upper connecting plate 120 and the upper page 100 are fixed to the bottom of the box cover through the mounting holes 400, and the lower connecting plate 220 and the lower page 200 are fixed to the top of the box body through the mounting holes 400, providing a stable connection base.

[0043] Multiple mounting holes are evenly distributed at 400° to disperse the force, avoid excessive force on a single point which could cause loosening, and enhance the reliability of the connection.

[0044] The top hinge cap 110 and the bottom hinge cap 210 are staggered left and right:

[0045] The staggered structure makes the force on the hinge axis 300 more even, improving the hinge's load-bearing capacity and stability.

[0046] Protect the hinge core 300 from external impacts and dust intrusion, extending the life of the hinge.

[0047] Extension plate 500 and beveled cut 510:

[0048] The extension plate 500 increases the contact area between the blades and the cover / body, improving the stability of the connection and its torsional resistance.

[0049] The slanted cut 510 design prevents the extension plate 500 from interfering with the edge of the box during the opening and closing of the lid, ensuring smooth movement.

[0050] Right-angle reinforcing strip 600:

[0051] Reinforce the connection between the blades and the connecting plate to enhance structural strength and prevent deformation or breakage of the connection due to frequent opening and closing.

[0052] Improves the overall rigidity and impact resistance of corner brackets, suitable for heavy-duty or frequently used enclosures.

[0053] The foregoing description illustrates and describes several preferred embodiments of the present invention. However, as previously stated, it should be understood that the present invention is not limited to the forms disclosed herein and should not be construed as excluding other embodiments. It can be used in various other combinations, modifications, and environments, and can be altered within the scope of the inventive concept described herein through the foregoing teachings or techniques or knowledge in related fields. Any modifications and variations made by those skilled in the art that do not depart from the spirit and scope of the present invention should be within the protection scope of the appended claims.

Claims

1. A type of integrated hinge corner bracket, characterized in that, It includes an upper page sheet (100) and a lower page sheet (200), which are rotatably connected by a hinge axis (300); the upper page sheet (100) is connected to an upper connecting plate (120), and the lower page sheet (200) is connected to a lower connecting plate (220); the upper page sheet (100), the lower page sheet (200), the upper connecting plate (120) and the lower connecting plate (220) are all provided with mounting holes (400).

2. The integrated hinge corner bracket according to claim 1, characterized in that: The upper page (100) is provided with an upper hinge cap (110), and the lower page (200) is provided with a lower hinge cap (210). The upper hinge cap (110) and the lower hinge cap (210) are staggered left and right, and the hinge axis (300) passes through the interior of the upper hinge cap (110) and the lower hinge cap (210).

3. A hinge corner bracket according to claim 1, characterized in that: Both the upper page (100) and the lower page (200) are provided with extension plates (500), and the ends of the extension plates (500) are provided with oblique cuts (510).

4. A hinge corner bracket according to claim 1, characterized in that: Right-angle reinforcing strips (600) are provided at the connection between the upper page (100) and the upper connecting plate (120) and at the connection between the lower page (200) and the lower connecting plate (220).

5. A hinge corner bracket according to claim 1, characterized in that: The mounting holes (400) are multiple and are evenly distributed on the upper page (100), lower page (200), upper connecting plate (120) and lower connecting plate (220).