High-bearing-capacity plastic square barrel easy to lift

By introducing reinforcing ribs, suspension supports, and sealing structures into the plastic square bucket, the problems of insufficient load-bearing capacity, sealing, and ease of handling in existing technologies have been solved, achieving high load-bearing capacity and easy lifting, thus meeting the diverse needs of large-capacity storage and transportation.

CN224146504UActive Publication Date: 2026-04-21RIZHAO SHENGHENG ENVIRONMENT PROTECTION TECH CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
RIZHAO SHENGHENG ENVIRONMENT PROTECTION TECH CO LTD
Filing Date
2025-06-04
Publication Date
2026-04-21

AI Technical Summary

Technical Problem

Existing plastic square buckets are insufficient to meet diverse needs in terms of load-bearing capacity, sealing, and ease of handling, especially in large-capacity storage and transportation, where leakage, damage, and handling difficulties are common problems.

Method used

A high-strength plastic square bucket with easy lifting has been designed. It adopts reinforcing ribs, suspension support, lifting main rod and sealing structure, combined with ergonomic design to enhance the bucket's impact and pressure resistance, improve the lifting structure to reduce the burden on manpower, and achieve good sealing performance through sealing groove and rubber ring.

Benefits of technology

It improves the load-bearing capacity and stability of plastic square buckets, ensuring the safe storage and transportation of goods, reducing the risk of deformation and damage, enhancing the ease of handling and sealing, and adapting to the storage and transportation needs of different environments.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses an easy-to-lift high-bearing-capacity plastic square barrel which comprises a barrel body, a barrel cover is movably arranged at the top end of the barrel body, reinforcing ribs are fixedly arranged at four corners of the barrel body, hanging supports are fixedly arranged on two sides of the barrel body, a lifting main rod is movably arranged at the top end of the barrel body, the lifting main rod is in a semicircular ring shape, and the lifting main rod is fixedly connected with the barrel body. A lifting handle is fixedly arranged in the center of the top end of the lifting main rod, and lantern rings are fixedly arranged on the two sides of the bottom end of the lifting main rod. The L-shaped reinforcing ribs wrapping the bottom are arranged at the four corners of the barrel body, the unique structural design can greatly enhance the overall impact resistance and pressure resistance of the barrel body, external acting force can be effectively dispersed, and deformation and even damage of the barrel body caused by collision, extrusion and the like are reduced; and the weight of the device is reduced on the premise of ensuring the strength, and the carrying convenience is improved.
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Description

Technical Field

[0001] This utility model relates to the field of plastic square bucket technology, and in particular to a high-strength plastic square bucket that is easy to lift. Background Technology

[0002] In numerous fields such as industrial production, logistics and transportation, and agricultural material storage, large-capacity containers are frequently required for the storage and handling of various goods. For example, in the transportation of chemical raw materials, containers need to have high sealing and strong load-bearing capacity to prevent leakage and damage; in the agricultural sector, fertilizers, seeds, and other materials need to be stored and transported, requiring containers that are easy to handle and adaptable to different storage environments; in logistics warehousing, robust, durable, and easy-to-handle and stackable storage containers are also needed. Ordinary plastic square buckets often fail to meet diverse needs in terms of load-bearing capacity, sealing, and ease of handling, thus requiring optimization and improvement.

[0003] To meet the stringent requirements of large-capacity storage containers in practical applications, this device was designed with two key factors in mind: high load-bearing capacity and ease of lifting. Regarding high load-bearing capacity, the container must be designed to withstand heavy loads without deformation or breakage, adapting to complex scenarios such as stacking and transportation. As for ease of lifting, the design addresses the difficulty of handling traditional large-capacity containers by employing a well-designed lifting structure to reduce manpower and improve handling efficiency. Simultaneously, it must possess excellent sealing performance to prevent liquid leakage and moisture or contamination of solid materials, ensuring the safety and integrity of items during storage and transportation.

[0004] Therefore, we propose a high-strength plastic square bucket that is easy to lift. Utility Model Content

[0005] The purpose of this utility model is to address the shortcomings of existing technologies by proposing an easy-to-lift, high-strength plastic square bucket.

[0006] To achieve the above objectives, the present invention adopts the following technical solution:

[0007] A high-strength plastic square bucket that is easy to lift includes a bucket body, a bucket lid movably mounted on the top of the bucket body, reinforcing ribs fixedly mounted at the four corners of the bucket body, suspension supports fixedly mounted on both sides of the bucket body, a lifting rod movably mounted on the top of the bucket body, the lifting rod being a semi-circular ring, a lifting handle fixedly mounted at the center of the top of the lifting rod, and collars fixedly mounted on both sides of the bottom end of the lifting rod.

[0008] As a further improvement of this utility model: a sealing groove is provided on the surface of the bucket lid, a sealing rubber ring is fixedly provided at the bottom of the bucket lid, and a threaded connection groove is provided on the outer side of the bucket opening of the bucket body, and the threaded connection groove is threadedly connected to the bucket lid.

[0009] As a further improvement of this utility model: mounting grooves are provided on both sides of the barrel body, the mounting grooves engage with the suspension support, the side of the suspension support is inclined and is heat-fused to the surface of the barrel body.

[0010] As a further embodiment of this utility model: the top of the suspension support is provided with a movable groove, and a rocking rod is movably arranged on the inner wall of the movable groove. The rocking rod is engaged with the movable groove and passes through the suspension support on one side. The rocking rod is sleeved by a collar.

[0011] As a further improvement of this utility model: the reinforcing rib is L-shaped in side view and wraps around the four corners of the barrel body, and the bottom end of the reinforcing rib wraps around the bottom of the barrel body and engages with the bottom of the barrel body.

[0012] As a further improvement of this utility model: several triangular weight-reducing grooves are formed on the bottom surface of the reinforcing rib, and rubber supports are fixedly installed at the four corners of the bottom of the barrel.

[0013] Compared with the prior art, this utility model provides an easy-to-lift, high-strength plastic square bucket, which has the following beneficial effects:

[0014] 1. This utility model features L-shaped reinforcing ribs at the four corners of the barrel, which wrap around the bottom. This unique structural design greatly enhances the overall impact and pressure resistance of the barrel, effectively dispersing external forces and reducing barrel deformation or even damage caused by collisions or squeezing. At the same time, the triangular weight-reducing grooves at the bottom of the reinforcing ribs reduce the weight of the device while ensuring strength, improving ease of handling. The suspension supports on both sides of the barrel adopt an inclined side and are heat-fused to the barrel. Together with the rocking rod and collar in the movable groove, the lifting main rod is stably connected to the barrel and can flexibly adapt to different angles of force during lifting, further improving the load-bearing capacity and stability of the device, which can meet the needs of loading and handling large quantities of items.

[0015] 2. This utility model features a semi-circular ring-shaped lifting rod with a central lifting handle at the top, conforming to ergonomic design. This effectively distributes hand pressure, reducing fatigue during prolonged lifting. The sealing groove on the lid surface, the sealing rubber ring at the bottom, and the threaded connection groove on the outer side of the bucket opening work together to form a tight sealing structure. This not only prevents liquid leakage and spillage but also effectively blocks external dust and moisture, ensuring the safety and quality of the contents. Whether storing liquids or solid materials, this design meets the requirements for sealed storage.

[0016] The parts of this device not covered herein are the same as or can be implemented using existing technologies. This utility model has a simple structure and is easy to operate. Attached Figure Description

[0017] Figure 1 This is a schematic diagram of the overall structure of a high-strength, easy-to-lift plastic square bucket proposed in this utility model.

[0018] Figure 2 This is a schematic diagram of the opening of a high-strength plastic square bucket that is easy to lift, according to this utility model.

[0019] Figure 3 This is a three-dimensional structural diagram of the lid of a high-strength plastic square bucket that is easy to lift, according to the present invention.

[0020] Figure 4 This is a three-dimensional structural diagram of the bottom of a high-strength plastic square bucket that is easy to lift, according to the present invention.

[0021] Figure 5 This utility model proposes an easy-to-lift, high-strength plastic square bucket. Figure 2 A detailed 3D structural diagram.

[0022] In the diagram: 1. Barrel body; 2. Barrel lid; 3. Reinforcing rib; 4. Suspension support; 5. Lifting main rod; 6. Lifting handle; 7. Collar; 8. Sealing groove; 9. Sealing rubber ring; 10. Threaded connection groove; 11. Mounting groove; 12. Movable groove; 13. Shaking rod; 14. Weight reduction groove; 15. Rubber support. Detailed Implementation

[0023] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments of the present utility model. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments.

[0024] In the description of this utility model, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They 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. Therefore, they should not be construed as limitations on this utility model.

[0025] Example: A high-strength plastic square bucket that is easy to lift, such as... Figures 1-4As shown, the device includes a barrel body 1, a barrel lid 2 movably mounted on the top of the barrel body 1, reinforcing ribs 3 fixedly mounted at the four corners of the barrel body 1, suspension supports 4 fixedly mounted on both sides of the barrel body 1, a lifting rod 5 movably mounted on the top of the barrel body 1, the lifting rod 5 being a semi-circular ring, a lifting handle 6 fixedly mounted at the center of the top of the lifting rod 5, and collars 7 fixedly mounted on both sides of the bottom end of the lifting rod 5. A sealing groove 8 is formed on the surface of the barrel lid 2, and a sealing rubber ring 9 is fixedly mounted at the bottom end of the barrel lid 2. A threaded connection groove 10 is formed on the outer side of the barrel opening of the barrel body 1, and the threaded connection groove 10 is threadedly connected to the barrel lid 2. The semi-circular ring-shaped lifting rod 5, combined with the lifting handle 6 at the center of the top, conforms to ergonomic design, effectively distributing the force on the hand and reducing fatigue during long-term lifting. The sealing groove 8 on the surface of the lid 2 and the sealing rubber ring 9 at the bottom, together with the threaded connection groove 10 on the outside of the barrel opening of the barrel body 1, form a tight sealing structure. This not only prevents liquid leakage and spillage, but also effectively blocks external dust and moisture, ensuring the safety and quality of the contents. Whether it is containing liquids or solid materials, it can meet the requirements for sealed storage.

[0026] like Figures 1-4 As shown, mounting grooves 11 are provided on both sides of the barrel body 1. The mounting grooves 11 engage with the suspension support 4. The sides of the suspension support 4 are inclined and are heat-fused to the surface of the barrel body 1. A movable groove 12 is provided at the top of the suspension support 4. A rocking rod 13 is movably installed on the inner wall of the movable groove 12. The rocking rod 13 engages with the movable groove 12 and passes through the suspension support 4 on one side. The rocking rod 13 is fitted with a collar 7. The design of the suspension support 4 shows significant advantages in terms of practicality and flexibility. Its inclined sides and heat-fused fixation to the barrel body 1 greatly enhance the bonding strength with the barrel body 1. Compared with the ordinary vertical connection structure, the inclined design can more effectively distribute the force to the entire barrel body 1 when lifting, avoiding breakage of the connection part or damage to the barrel body 1 due to excessive local stress. At the same time, the movable groove 12 at the top of the suspension support 4, together with the rocking rod 13, gives the lifting system extremely high flexibility. When the user lifts the container, the swing rod 13 can swing freely within the movable groove 12, allowing the lifting main rod 5 to automatically adjust its position according to the actual lifting angle and direction. This not only reduces resistance during the lifting process but also avoids stress concentration caused by angular deviations, making the handling process easier and smoother. Furthermore, the heat-fusion fixing process between the suspension support 4 and the container body 1 ensures a strong and airtight connection, effectively preventing liquid from seeping into the connection and causing corrosion. This further extends the service life of the plastic container, allowing it to maintain stable and reliable performance even under frequent use and harsh environments.

[0027] like Figures 1-3 As shown, the reinforcing rib 3 is L-shaped in side view and wraps around the four corners of the barrel body 1. The bottom end of the reinforcing rib 3 wraps around the bottom of the barrel body 1 and engages with the bottom of the barrel body 1.

[0028] The bottom surface of the reinforcing rib 3 has several triangular weight-reducing grooves 14. Rubber supports 15 are fixed at the four corners of the bottom of the barrel body 1. The four corners of the barrel body 1 are equipped with L-shaped reinforcing ribs 3 that wrap around the bottom. This unique structural design can greatly enhance the overall impact and pressure resistance of the barrel body 1, effectively disperse external forces, and reduce barrel deformation or even damage caused by collisions, squeezing, etc. At the same time, the triangular weight-reducing grooves 14 at the bottom of the reinforcing rib 3 reduce the weight of the device while ensuring strength, and improve the ease of handling.

[0029] Working principle: The four corners of the barrel are equipped with L-shaped reinforcing ribs that wrap around the bottom. This unique structural design greatly enhances the overall impact and pressure resistance of the barrel, effectively dispersing external forces and reducing deformation or even damage to the barrel caused by collisions or squeezing. At the same time, the triangular weight-reducing grooves at the bottom of the reinforcing ribs reduce the weight of the device while ensuring strength, improving the ease of handling. The suspension supports on both sides of the barrel adopt an inclined side and are heat-fused to the barrel body. Together with the rocking rod and collar in the movable groove, the connection between the lifting main rod and the barrel body is stable, and it can flexibly adapt to different angles of force during the lifting process, further improving the load-bearing capacity and stability of the device, which can meet the needs of loading and handling large quantities of items.

[0030] When in use, items are placed inside the barrel 1, and the contents are sealed by tightening the sealing groove 8 on the surface of the lid 2, the sealing rubber ring 9 at the bottom, and the threaded connection groove 10 on the outside of the barrel opening 1. This achieves sealed preservation of the contents. When moving the item, hold the lifting handle 6, and lift the main rod 5. The main rod 5 is fitted onto the swaying rod 13 within the movable groove 12 of the suspension support 4 via the collars 7 on both sides of the bottom. This transmits the force to the suspension supports 4 on both sides of the barrel 1. Because the suspension supports 4 are heat-fused to the barrel 1 and have a reasonable structural design, the lifting force is evenly distributed across the barrel 1, making it easy to move. During transport, the swaying rod 13 can swing flexibly within the movable groove 12 to adapt to different lifting angles, ensuring smooth handling. The reinforcing ribs 3 at the four corners of the barrel 1 and the rubber support 15 at the bottom enhance stability when placed, reducing the risk of tipping over due to uneven ground or external forces.

[0031] The above description is only a preferred embodiment of the present utility model, but the protection scope of the present utility model is not limited thereto. Any equivalent substitutions or changes made by those skilled in the art within the technical scope disclosed in the present utility model, based on the technical solution and the inventive concept of the present utility model, should be included within the protection scope of the present utility model.

Claims

1. A high load bearing plastic square tub with easy pull up, comprising a tub body (1), characterized in that: A lid (2) is movably provided at the top of the barrel body (1). Reinforcing ribs (3) are fixedly provided at the four corners of the barrel body (1). Suspension supports (4) are fixedly provided on both sides of the barrel body (1). A lifting rod (5) is movably provided at the top of the barrel body (1). The lifting rod (5) is in the shape of a semi-circular ring. A lifting handle (6) is fixedly provided at the center of the top of the lifting rod (5). A collar (7) is fixedly provided on both sides of the bottom end of the lifting rod (5).

2. The easy-to-lift, high-strength plastic square bucket according to claim 1, characterized in that: The surface of the bucket lid (2) is provided with a sealing groove (8), and a sealing rubber ring (9) is fixedly provided at the bottom of the bucket lid (2). A threaded connection groove (10) is provided on the outer side of the bucket opening of the bucket body (1), and the threaded connection groove (10) is threadedly connected to the bucket lid (2).

3. A high load bearing plastic square tub easy to pull out according to claim 1, characterized in that: The barrel body (1) has mounting grooves (11) on both sides. The mounting grooves (11) engage with the suspension support (4). The side of the suspension support (4) is inclined and is heat-fused to the surface of the barrel body (1).

4. A high load bearing plastic square tub easy to pull out according to claim 3, characterized in that: The top of the suspension support (4) is provided with a movable groove (12), and a rocking rod (13) is movably provided on the inner wall of the movable groove (12). The rocking rod (13) is engaged with the movable groove (12) and one side passes through the suspension support (4). The rocking rod (13) is sleeved by a collar (7).

5. A high load bearing plastic square tub easy to pull out according to claim 4, characterized in that: The reinforcing rib (3) is L-shaped when viewed from the side and wraps around the four corners of the barrel body (1). The bottom end of the reinforcing rib (3) wraps around the bottom of the barrel body (1) and engages with the bottom of the barrel body (1).

6. A high load bearing plastic square tub easy to pull out according to claim 5, characterized in that: The bottom surface of the reinforcing rib (3) is provided with several triangular weight-reducing grooves (14), and rubber supports (15) are fixedly provided at the four corners of the bottom of the barrel body (1).