Novel carton fixing and supporting structure

By using a corrugated base plate and corrugated frame structure in the cardboard box, combined with positioning corrugated plates and limiting corrugated strips, the problem of fixing and supporting automotive parts in traditional cardboard boxes is solved. This achieves stable support for irregular parts and prevents shaking, thereby improving the structural stability and strength of the cardboard box.

CN224257187UActive Publication Date: 2026-05-19HUNAN CHANGSHA YUNFA PACKAGING IND CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
HUNAN CHANGSHA YUNFA PACKAGING IND CO LTD
Filing Date
2025-05-29
Publication Date
2026-05-19

AI Technical Summary

Technical Problem

Traditional cardboard boxes lack a fixed support structure specifically for automotive parts, causing irregularly shaped parts to shake and collide during transportation, resulting in surface scratches or internal damage.

Method used

The design incorporates a corrugated base plate and corrugated frame structure, combined with positioning corrugated plates and limiting corrugated strips. The combination of left and right storage slots provides positioning and stable support, enhancing the overall strength and stability of the carton.

Benefits of technology

Effectively prevents car parts from shaking and tipping over during transportation, protects the parts from damage, enhances the structural stability and strength of the cardboard box, and facilitates disassembly and reuse.

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Abstract

The utility model discloses a novel carton fixing and supporting structure, which relates to the technical field of material transportation containers and is used for bearing and placing automobile accessories. Comprising a corrugated bottom plate, a left corrugated frame and a right corrugated frame are pasted to the two ends of the corrugated bottom plate respectively, a plurality of isosceles trapezoid left containing grooves are formed in the left corrugated frame, a plurality of rectangular right containing grooves are formed in the right corrugated frame, and the corrugated bottom plate can be matched with automobile accessories of different shapes. Positioning corrugated plates integrated with the corrugated bottom plate are arranged on the sides of the left corrugated frame and the right corrugated frame, and the limiting corrugated strips and the extension strips are connected with the positioning corrugated plates, so that the overall stability is enhanced; and positioning and stable supporting are provided for the automobile parts in different shapes.
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Description

Technical Field

[0001] This utility model relates to the field of material transport container technology, specifically to a novel cardboard box fixing support structure. Background Technology

[0002] In the transportation and warehousing of auto parts, cardboard boxes are widely used as the main packaging container for some auto parts, such as engine parts and transmission parts.

[0003] Traditional cardboard boxes typically have a simple structure, usually made of folded flat cardboard. They lack a fixed support structure specifically designed for the characteristics of automotive parts. For irregularly shaped automotive parts, it is difficult to achieve effective positioning and support, which can easily cause adjacent parts to shake and collide inside the box, resulting in surface scratches or even internal damage. Utility Model Content

[0004] To solve the above problems, this utility model proposes a corrugated base plate, with a left corrugated frame and a right corrugated frame respectively attached to the top of both ends of the corrugated base plate. The left and right corrugated frames are rectangular strip-shaped corrugated paper frames. The left corrugated frame has multiple isosceles trapezoidal left storage slots from top to bottom, with the long bottom edge of the left storage slot located near the right corrugated frame. The right corrugated frame has multiple rectangular right storage slots from top to bottom.

[0005] Furthermore, positioning corrugated plates are provided on the opposite sides of the left and right corrugated frames. Limiting corrugated strips are attached to the side walls of the left and right corrugated frames, and extension strips are provided at the ends of the limiting corrugated strips. Through slots are provided on the positioning corrugated plates for the limiting corrugated strips to pass through. The extension strips can be folded and passed through the through slots. Unfolding the extension strips will connect the left and right corrugated frames with the adjacent positioning corrugated plates.

[0006] Furthermore, the positioning corrugated plate and the corrugated base plate are integrated, with the positioning corrugated plate formed by folding the corrugated base plate upwards.

[0007] Furthermore, both the left and right storage compartments have seven compartments.

[0008] Furthermore, the bottom angle of the trapezoidal cross-section of the left storage slot is 10 degrees.

[0009] The beneficial effects of this utility model are as follows:

[0010] 1. Regarding the securing of accessories, the combination of the isosceles trapezoidal left storage compartment and the rectangular right storage compartment can accommodate automotive accessories of different shapes, providing positioning and stable support. For some irregular automotive accessories with a narrow bottom and a wide top, the trapezoidal left storage compartment can adapt well to their shape, while the rectangular design of the right storage compartment is universally suitable for automotive accessories, effectively preventing the accessories from shaking and tipping over during transportation.

[0011] 2. In terms of structural strength and stability, the use of positioning corrugated plates and limiting corrugated strips enhances the overall strength of the carton, effectively preventing parts from shifting in the left and right horizontal directions when under stress, and ensuring the stability of the entire support structure. Attached Figure Description

[0012] Figure 1 This is a top view of the structure of this utility model;

[0013] Figure 2 This is a front view structural diagram of the present utility model;

[0014] Figure 3 for Figure 1 A side view of the corrugated frame in the middle left corner;

[0015] Figure 4 for Figure 1 A side view of the corrugated frame structure in the middle right.

[0016] The following are the annotations in the attached drawings: 1. Corrugated base plate; 2. Left corrugated frame; 201. Left storage slot; 3. Right corrugated frame; 301. Right storage slot; 4. Positioning corrugated plate; 5. Limiting corrugated strip; 6. Extension strip. Detailed Implementation

[0017] In the description of this utility model, it should be noted that the terms "center," "upper," "lower," "left," "right," "vertical," "horizontal," "inner," and "outer," etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the accompanying drawings and are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation, and therefore should not be construed as a limitation on this utility model. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and should not be construed as indicating or implying relative importance.

[0018] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "joining" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0019] The present invention will be further described below with reference to the accompanying drawings:

[0020] A novel cardboard box fixing support structure, such as Figure 1 , Figure 3 and Figure 4 As shown, in making this new type of cardboard box fixing support structure, a complete piece of corrugated cardboard is first prepared as raw material, serving as the corrugated base plate 1. A left corrugated frame 2 and a right corrugated frame 3 are then attached to the top two ends of the corrugated cardboard base plate. These two corrugated frames are rectangular strip structures. On the left corrugated frame 2, multiple isosceles trapezoidal left storage slots 201 are evenly cut from the top. The lower base angle of each trapezoidal section of the left storage slot 201 is 10 degrees, and the longer base edge is located near the end of the right corrugated frame 3. Similarly, multiple rectangular right storage slots 301 are evenly cut from the top of the right corrugated frame 3. Seven left storage slots 201 and seven right storage slots 301 are provided for both.

[0021] like Figure 1 and Figure 2 As shown, on the side where the left corrugated frame 2 and the right corrugated frame 3 are far apart, the portion of the cardboard originally connected to the corrugated base plate 1 is folded upwards to form a positioning corrugated plate 4. A limiting corrugated strip 5 is attached to the side wall of the left corrugated frame 2 and the right corrugated frame 3, with an extension strip 6 at its end. Simultaneously, a through groove is formed in the positioning corrugated plate 4, the position of which corresponds to the position of the limiting corrugated strip 5, so that the limiting corrugated strip 5 can pass through the through groove.

[0022] like Figure 2 As shown, when placing automotive parts, select the appropriate cardboard box according to the shape and size of the parts, and place both ends of the automotive parts into the left storage slot 201 and the right storage slot 301 respectively. Then fold the extension strip 6, pass the limiting corrugated strip 5 through the through slot on the positioning corrugated plate 4, and then unfold the extension strip 6 so that it is locked on the other side of the positioning corrugated plate 4, thereby realizing the connection between the left corrugated frame 2 and the right corrugated frame 3 and the adjacent positioning corrugated plate 4, forming a limit on both sides of the parts.

[0023] When disassembling the carton, simply fold the extension strip 6 and pull it out of the slot to separate the left corrugated frame 2 and the right corrugated frame 3 from the positioning corrugated plate 4. Then, lay the entire carton flat for easy recycling and reuse.

[0024] The implementation principle of this utility model is as follows:

[0025] Corrugated cardboard has good compressive strength and can withstand the weight of automotive parts. When automotive parts are placed in the left storage slot 201 or the right storage slot 301, the weight is transferred to the corrugated base plate 1 through the left corrugated frame 2 and the right corrugated frame 3. The corrugated base plate 1 then distributes the weight across the entire support surface, thereby achieving stable support for the parts.

[0026] When the parts are placed in the left storage compartment 201, the sloping side of the trapezoid provides lateral support. For irregularly shaped automotive parts with a narrow bottom and a wide top, the trapezoidal left storage compartment 201 can adapt well to their shape, preventing the parts from wobbling or tipping over through the support of the sloping side. The rectangular design of the right storage compartment 301 is suitable for automotive parts, effectively preventing the parts from shifting during transportation.

[0027] The connection between the positioning corrugated plate 4 and the limiting corrugated strip 5 further enhances the stability of the entire carton structure. The positioning corrugated plate 4 is integrated with the corrugated base plate 1, formed by folding upwards, increasing the overall strength of the carton and reducing assembly steps. The limiting corrugated strip 5 passes through the through-slot on the positioning corrugated plate 4 and is connected by folding and unfolding the extension strip 6, effectively preventing horizontal displacement of parts under stress and ensuring the stability of the entire support structure.

[0028] Once the auto parts are placed inside the carton, they are securely positioned in either the left storage compartment 201 or the right storage compartment 301. During transportation, even if the carton is subjected to vibration or impact, the parts are firmly supported and positioned, effectively reducing the degree of shaking and collision, thus protecting the parts from damage.

[0029] The foregoing has shown and described the basic principles, main features, and advantages of this utility model. Those skilled in the art should understand that this utility model is not limited to the above embodiments. The embodiments and descriptions in the specification are merely illustrative of the principles of this utility model. Various changes and modifications can be made to this utility model without departing from its spirit and scope, and all such changes and modifications fall within the scope of the claimed utility model.

Claims

1. A novel cardboard box fixing support structure, comprising a corrugated bottom plate (1), characterized in that: The top of both ends of the corrugated base plate (1) is respectively attached with a left corrugated frame (2) and a right corrugated frame (3). The left corrugated frame (2) and the right corrugated frame (3) are rectangular strip corrugated paper frames. The left corrugated frame (2) has multiple isosceles trapezoidal left storage slots (201) from top to bottom. The long bottom edge of the left storage slot (201) is located near the right corrugated frame (3). The right corrugated frame (3) has multiple rectangular right storage slots (301) from top to bottom.

2. The novel cardboard box fixing support structure according to claim 1, characterized in that: Positioning corrugated plates (4) are provided on the opposite sides of the left corrugated frame (2) and the right corrugated frame (3). Limiting corrugated strips (5) are pasted on the side walls of the left corrugated frame (2) and the right corrugated frame (3). Extension strips (6) are provided at the ends of the limiting corrugated strips (5). A through groove is provided on the positioning corrugated plate (4) for the limiting corrugated strips (5) to pass through. The extension strips (6) can pass through the through groove after being folded. The connection between the left corrugated frame (2) and the right corrugated frame (3) and the adjacent positioning corrugated plate (4) is realized by unfolding the extension strips (6).

3. The novel cardboard box fixing support structure according to claim 2, characterized in that: The positioning corrugated plate (4) and the corrugated bottom plate (1) are integrated and the positioning corrugated plate (4) is formed by folding the corrugated bottom plate (1) upward.

4. The novel cardboard box fixing support structure according to claim 1, characterized in that: The left storage slot (201) and the right storage slot (301) are each provided with 7 slots.

5. The novel cardboard box fixing support structure according to claim 1, characterized in that: The lower base angle of the trapezoidal cross section of the left storage slot (201) is 10 degrees.