Lightweight container

By introducing slotted reinforcing plates, columns, limit blocks, and locking mechanisms into lightweight containers, the problems of easy deformation and inconvenient installation and disassembly of containers have been solved, achieving quick disassembly and stable container door functions.

CN223632242UActive Publication Date: 2025-12-05肖波
View PDF 0 Cites 0 Cited by

Patent Information

Application Number
CN202520021308.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-06
Publication Date
2025-12-05
Estimated Expiration
2035-01-06

AI Technical Summary

Technical Problem

Existing lightweight containers are prone to deformation when carrying heavy cargo, and the reinforcement process requires the use of various fasteners and bolts, making installation and disassembly inconvenient.

Method used

The structure features a design incorporating slot reinforcement plates, columns, limit blocks, and locking mechanisms. It enables quick disassembly and installation through components such as slots, grooves, shafts, and locking mechanisms, thereby enhancing structural strength and preventing accidental opening of the cabinet door.

Benefits of technology

It enables the rapid disassembly and installation of lightweight containers, improving ease of use and ensuring the stability of the container doors and the safety of the cargo.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure CN223632242U_ABST
    Figure CN223632242U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of containers, and discloses a lightweight container which comprises a base, slot openings are formed in the two ends of the front side and the rear side of the base, slot reinforcing plates are fixedly connected to the front ends and the rear ends of the slot openings, and slot cover plates are fixedly connected to the left side and the right side of the bottom of the base. The device comprises a base, corner pieces are fixedly connected to the two ends of the left side and the right side of the base correspondingly, stand columns are slidably connected to the tops of the corner pieces correspondingly, rotating shafts are rotatably connected to the adjacent sides of the two stand columns on the left side at equal intervals, extension plates are rotatably connected to the adjacent sides of the rotating shafts correspondingly, and corresponding rotating doors are fixedly connected to one sides of the extension plates correspondingly. According to the utility model, the slot reinforcing plates are fixed at the front end and the rear end of the slot opening of the base to enhance the structural strength, the corner fittings provide positioning for the stand columns, the stand columns can slide along the corner fittings, and the limiting blocks and the clamping grooves are matched to realize quick assembly and disassembly, so that quick disassembly and assembly are realized, and the use convenience is improved.
Need to check novelty before this filing date? Find Prior Art

Description

TECHNICAL FIELD

[0001] The utility model relates to container technology field especially relates to a lightweight container. BACKGROUND

[0002] Container, as the key equipment in modern logistics transportation system, is a kind of large container with unified specification, and it is convenient for centralized loading, transportation and storage of goods, is widely used in sea transportation, land transportation and railway transportation, can make various scattered goods regular, greatly improves the efficiency of goods transportation, reduces the loading and unloading cost, simultaneously guarantees the safety of goods in the transportation process, reduces the risk of goods damage caused by handling and jolt.

[0003] Lightweight container is a kind of container that is committed to reducing its weight by adopting new material and optimizing structure design on the basis of traditional container, is born under the background of global energy saving and emission reduction and improving transportation efficiency, meets the urgent needs of logistics industry to reduce energy consumption and improve single carrying capacity, and opens up a new path for sustainable logistics development.

[0004] At present, lightweight container is too light in order to advocate energy saving and emission reduction, when carrying heavy goods, the box body is prone to deformation, which affects the use of container, in the prior art, the key parts are reinforced, but in the actual use process, in order to reinforce the container, a plurality of fastening bolts and fasteners are needed, so that the installation and disassembly are more troublesome, and the workload of workers is increased. UTILITY MODEL CONTENT

[0005] In order to make up for the above shortcomings, the utility model provides a lightweight container, which aims at improving the problem that reinforcing container needs to use a plurality of fastening bolts and fasteners in the prior art, so that the installation and disassembly are more troublesome, and the workload of workers is increased.

[0006] To achieve the above objectives, this utility model adopts the following technical solution: a lightweight container, including a base, with slots at both the front and rear ends of the base, and slot reinforcing plates fixedly connected to the front and rear ends of each slot. Slot covers are fixedly connected to the left and right sides of the bottom of the base, and corner pieces are fixedly connected to both ends of the left and right sides of the base. Each corner piece has a slot on its outer wall, and corresponding uprights are provided on each of the adjacent sides. Limiting blocks are fixedly connected to both ends of each upright, and the limiting blocks engage with their corresponding slots. (The two on the left side...) Each of the columns has a pivot rotatably connected to an equidistant side on each adjacent side. Each of the pivots has an extension plate rotatably connected to an adjacent side on each adjacent side. Each of the extension plates has a corresponding revolving door fixedly connected to one side. Each of the columns has a corresponding lintel fixedly connected to its top. Each of the columns has a corresponding threshold fixedly connected to its bottom. Each of the thresholds has a reinforcing member fixedly connected to its front and rear sides. Each of the columns has a corresponding baffle fixedly connected to one side of its outer wall. Each of the two lintels has a top cover fixedly connected to an adjacent side. A locking mechanism is provided on the left side of each revolving door to lock the revolving door.

[0007] As a further description of the above technical solution:

[0008] The locking mechanism includes multiple base plates, the rear sides of which are fixedly connected to the front sides of corresponding lintels and thresholds. Each base plate has a lock rotatably connected to one end of its front side and a locking plate rotatably connected to the other end of its front side. Each locking plate engages with one side of the corresponding lock. Each lock has a corresponding rotating rod fixedly connected to an adjacent side. Each rotating rod has multiple U-shaped plates rotatably connected at equal intervals to its front side. Each U-shaped plate has a fixing bolt rotatably connected to both ends of its front side.

[0009] As a further description of the above technical solution:

[0010] Limiting blocks are fixedly connected to the middle of the outer wall of each of the multiple rotating rods, and limiting buckles are fixedly connected at equal intervals to the left side of the two rotating doors.

[0011] As a further description of the above technical solution:

[0012] The base has multiple crossbeam slots at equal intervals at its bottom, and multiple bottom crossbeams are fixedly connected to the interior of each crossbeam slot at equal intervals.

[0013] As a further description of the above technical solution:

[0014] Multiple triangular blocks are fixedly connected at equal intervals on each of the two thresholds, and the tops of the multiple triangular blocks are fixedly connected to the bottom ends of the base.

[0015] As a further description of the above technical solutions:

[0016] The adjacent side of each of the two lintels is fixedly connected with a top cover, specifically, the adjacent side of each of the two lintels is fixedly connected with a backing plate, and the two backing plates are fixedly connected with a top cover.

[0017] As a further description of the above technical solutions:

[0018] The right end of each of the plurality of fixing bolts penetrates through a corresponding U-shaped plate and the rotating door, and the right side of each of the plurality of U-shaped plates is attached to the left side of the rotating door.

[0019] As a further description of the above technical solutions:

[0020] The plurality of lock buckles are respectively and slidably connected to the inside of the corresponding lock seats, and the size of the lock buckles and the lock seats is matched.

[0021] The utility model has the advantages of the following beneficial effects:

[0022] 1. In the utility model, the structure strength is enhanced by fixing the slot reinforcing plate at the front and rear ends of the slot opening of the base, the slot cover plate helps maintain the stability of the base, the corner piece provides positioning for the stand column which can slide along the corner piece, the quick assembly and disassembly are realized by cooperating with the limiting block and the clamping groove, and the lintel and the door sill are matched with the reinforcing part to strengthen the support, so that the light-weight container is quickly disassembled and installed, and the use convenience is improved.

[0023] 2. In the utility model, the lock is rotated to rotate around one end of the front side of the bottom plate, the clamping plate is rotated around the other end of the bottom plate and tightly clamped with the lock, the accidental opening of the door is prevented, then the rotating rod fixedly connected to the adjacent side of the lock provides connection support and a rotating fulcrum for the U-shaped plate, the U-shaped plate is rotated to adjust the angle, the fixing bolt is aligned with the preset point and is tightened, the locking mechanism is stably installed on the container, and the function of tightly closing the door is ensured. BRIEF DESCRIPTION OF DRAWINGS

[0024] Figure 1 A perspective view of a light-weight container is provided for the utility model,

[0025] Figure 2 A partial structure schematic view of a light-weight container is provided for the utility model,

[0026] Figure 3 A structure bottom view of a light-weight container is provided for the utility model,

[0027] Figure 4 A rotating door structure schematic view of a light-weight container is provided for the utility model,

[0028] Figure 5 is Figure 4An enlarged view of A in the figure,

[0029] Figure 6 A door sill structure schematic view of a light-weight container is provided in the utility model,

[0030] Figure 7 A vertical column structure schematic view of a light-weight container is provided in the utility model.

[0031] Legend:

[0032] 1, base, 2, locking mechanism, 201, bottom plate, 202, lock, 203, clamping plate, 204, rotating rod, 205, U-shaped plate, 206, fixing bolt, 3, slot opening, 4, slot reinforcing plate, 5, slot cover plate, 6, corner piece, 7, vertical column, 8, rotating shaft, 9, extension plate, 10, rotating door, 11, lintel, 12, door sill, 13, reinforcing member, 14, baffle, 15, top cover, 16, limiting clamping block, 17, limiting buckle, 18, cross beam groove, 19, bottom cross beam, 20, triangular block, 21, backing plate, 22, clamping groove, 23, limiting block. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0034] Reference Figure 1 , Figure 2 and Figure 6The utility model provides a kind of embodiment: a lightweight container, its front and back sides both ends are provided with slot mouth 3, the front and back ends of two slot mouths 3 are fixedly connected with slot strengthening plate 4, slot strengthening plate 4 can greatly enhance the structural strength of slot mouth 3, so that it is not easy to deform and damage when bearing pressure and impact force, ensure overall architecture stability, the bottom left and right sides of base 1 are fixedly connected with slot cover plate 5, the left and right sides both ends of base 1 are fixedly connected with corner piece 6, corner piece 6 is used to connect external hoisting equipment, simultaneously provide protection for the edge of entire box, the outer wall of multiple corner pieces 6 is provided with clamping groove 22, clamping groove 22 is the installation positioning of stand 7, ensure that stand 7 is vertically and accurately fixed in corresponding position, the adjacent side of multiple corner pieces 6 is respectively provided with corresponding stand 7, and stand 7 constructs the vertical support frame of container, bears vertical pressure from top cover 15 and goods, guarantees that the structure of box is stable, the both ends of multiple stands 7 are fixedly connected with limit block 23, limit block 23 is engaged with corresponding clamping groove 22, and this close engagement makes stand 7 and corner piece 6 more firmly connected, effectively prevent stand 7 from displacement, the adjacent side of left two stands 7 is rotatably connected with shaft 8 at equal intervals, and shaft 8 gives the ability of flexible rotation to extension plate 9, can adjust space layout as required, meet the needs of different goods loading and unloading, the adjacent side of multiple shafts 8 is rotatably connected with extension plate 9, and extension plate 9 can be turned out when needed, facilitate large goods to go in and out, the side of multiple extension plates 9 is fixedly connected with corresponding revolving door 10, and revolving door 10 is used as the passageway of goods, and opening and closing is convenient, is convenient for daily operation, the top of multiple stands 7 is fixedly connected with corresponding lintel 11, and lintel 11 cooperates with stand 7 to bear top pressure, disperses the load transmitted from top cover 15, ensures that the upper structure of box is safe and stable, the bottom end of multiple stands 7 is fixedly connected with corresponding door sill 12, and door sill 12 plays the role of horizontal reinforcement to the bottom of container, prevents the deformation of bottom under the heavy pressure of goods, the front and back sides of multiple door sills 12 are fixedly connected with reinforcing member 13, and reinforcing member 13 further improves the carrying capacity of door sill 12, strengthens bottom protection, the outer wall side of multiple stands 7 is fixedly connected with corresponding baffle 14, baffle 14 blocks goods from colliding with box due to shaking in the process of transportation, protects the integrity of goods, simultaneously avoids that box is damaged, the adjacent side of two lintels 11 is fixedly connected with top cover 15, and top cover 15 is used for sheltering from wind and rain in the interior of container, resists harsh environment from outside, protects goods from erosion, the left side of revolving door 10 is provided with locking mechanism 2, and locking mechanism 2 is used to lock revolving door 10, when revolving door 10 is closed, locking mechanism 2 can effectively prevent revolving door 10 from opening accidentally, guarantees the safety of goods in the process of transportation, the adjacent side of two lintels 11 is fixedly connected with pad 21, and pad 21 is fixedly connected on the left and right side top of top cover 15, and pad 21 can absorb part of impact force when top cover 15 suffers external force impact;

[0035] Specifically, first, the base 1, as the entire container foundation bearing part, the slot reinforcement plate 4 is fixed in the front and rear end of the slot mouth 3, greatly enhances the structural strength of the slot mouth 3, the slot cover plate 5 is located in the bottom left and right side of the base 1, protects the internal structure of the slot mouth 3, to a certain extent, auxiliary maintenance of the overall stability of the base 1, the corner piece 6 is fixed in the left and right side of the base 1 both ends, the column 7 provides accurate installation positioning point, the column 7 can slide along the top of the corner piece 6, convenient for the assembly and disassembly of the container, the adjacent side of the left two column 7 pivot 8 equidistant distribution, the extension plate 9 realizes flexible rotation by means of the pivot 8, when you need to expand the container internal space, the extension plate 9 turn out, with the fixed connection of the revolving door 10 also follow, convenient for goods in and out, the lintel 11 is fixed in the top of the column 7, with the corresponding door sill 12 up and down, form a stable frame structure, the vertical support of the container plays a reinforcing role, the reinforcing member 13 of the door sill 12 front and rear side further improve the impact resistance of the door sill 12, prevent damage to the goods in and out, the pad 21 is respectively fixed connection in the left and right side of the top of the top cover 15, play a buffering and protection effect.

[0036] Referring to Figure 4 and Figure 5The locking mechanism 2 comprises a plurality of bottom plates 201, which are the base bearing parts of the entire locking mechanism 2, and are fixedly connected to the front sides of the door headers 11 and door sills 12 respectively, so as to provide a solid installation foundation for subsequent components, ensure stable operation of the locking mechanism 2, and provide a solid installation foundation for subsequent components. The front sides of the plurality of bottom plates 201 are rotatably connected to the lock bars 202, which can rotate flexibly around the bottom plates 201, facilitate cooperation with other components to realize locking action, effectively control the opening and closing state of the rotating door 10, and the other ends of the front sides of the plurality of bottom plates 201 are rotatably connected to the clamping plates 203, which can also rotate around the bottom plates 201 and cooperate with the lock bars 202 to enhance the reliability of locking and prevent the rotating door 10 from accidentally shaking and opening. The plurality of clamping plates 203 are clamped with one side of the corresponding lock bars 202, and this close clamping method is like adding double insurance to the rotating door 10, further reinforcing the closed state of the rotating door 10, and protecting the safety of goods during transportation. The adjacent sides of the plurality of lock bars 202 are fixedly connected to the corresponding rotating rods 204, which play a connecting and supporting role, provide power transmission for the rotation of the subsequent U-shaped plates 205, and make the operation of the entire locking mechanism 2 more coherent and smooth. The front sides of the plurality of rotating rods 204 are rotatably connected to a plurality of U-shaped plates 205 at equal intervals, the U-shaped plates 205 can rotate around the rotating rods 204 according to actual needs, adjust their own positions, adapt to different external structures of the container, and improve the versatility of the locking mechanism 2. The front sides of the plurality of U-shaped plates 205 are rotatably connected to the fixing bolts 206, which can be screwed into the corresponding holes in the outer wall of the container by the thread structure, firmly fixing the U-shaped plates 205, and on the other hand, through the transmission of fastening force, the connection between the entire locking mechanism 2 and the container is strengthened, so that the locking mechanism 2 will not loosen even if it encounters bumps and vibrations during transportation, and the closed state of the rotating door 10 is continuously ensured. The size of the lock catch 206 matches the size of the lock seat 205, and the matching size ensures that the lock catch 206 tightly fits into the lock seat 205 to form a stable locking structure.

[0037] Specifically, first rotate the lock 202, the lock 202 is flexible rotation with the bottom plate 201 front side one end as the pivot, at the same time, the other side of the clamping plate 203 also rotates around the other end of the bottom plate 201 front side, when the two move towards the appropriate position, the clamping plate 203 and one side of the lock 202 are tightly clamped, effectively preventing the accidental opening of the door, and a plurality of rotating rods 204 are fixedly connected on the adjacent side of the lock 202, which provides connection support and rotation support point for the U-shaped plate 205, the U-shaped plate 205 can rotate around the equidistant connection points on the front side of the rotating rod 204, and is adjusted to the appropriate angle, so that the fixed bolts 206 on both ends of the front side are aligned with the preset fixed points outside the container, and the fixed bolts 206 are tightened, so that the U-shaped plate 205 is tightly attached to the outer wall of the container, and the rotating door 10 is tightly fixed on the door frame, effectively preventing accidental opening of the rotating door 10 due to shaking and bumping during transportation, and the matching size ensures tight fitting. When the lock 206 enters the lock seat 205, the stability of the rotating door 10 when closed is greatly enhanced.

[0038] Referring to Figure 2 , Figure 3 and Figure 4 , the outer wall of the plurality of rotating rods 202 is fixedly connected with a limiting clamping block 16, the left side of the two rotating doors 10 is fixedly connected with a limiting clamping buckle 17, the limiting clamping buckle 17 is fixed on the rotating door 10, a plurality of beam grooves 18 are equidistantly provided on the bottom of the base 1, the beam grooves 18 are equidistantly distributed on the bottom of the base 1 to provide a dedicated accommodation space for the bottom beam 19, so that the bottom beam 19 can be installed in order, a plurality of bottom beams 19 are equidistantly fixedly connected in the plurality of beam grooves 18, the bottom beam 19 is tightly fixed in the beam groove 18, a plurality of triangular blocks 20 are equidistantly fixedly connected on the adjacent side of the two door sills 12, the triangular blocks 20 are fixedly connected on both ends of the bottom of the base 1 by virtue of their unique triangular structure, so that the triangular block 20, the door sill 12 and the base 1 form a compact mechanical structure, improving the compression resistance of the entire bottom frame, and the right end of the plurality of fixed bolts 204 penetrates the corresponding U-shaped plate 203 and the rotating door 10, the U-shaped plate 203 is fixedly connected to the rotating door 10 after the fixed bolt 204 penetrates, avoiding displacement deviation of the U-shaped plate 203 during locking, and the right side of the plurality of U-shaped plates 203 is attached to the left side of the rotating door 10, in the attached state, the U-shaped plate 203 can better follow the opening and closing action of the rotating door 10, and at the same time, when the fixed bolt 204 is tightened, the contact area is increased, the pressure distribution is more uniform, and the overall locking effect is strengthened;

[0039] Specifically, the limiting block 16 and the limiting buckle 17 cooperate with each other to precisely limit the rotation of the rotating rod 202. The beam groove 18 provides installation space for the bottom beam 19. The bottom beam 19 is fixed inside the beam groove 18 at equal intervals, which greatly enhances the structural strength of the base 1. The triangular block 20 is fixedly connected to both ends of the bottom of the base 1. The unique triangular structure has good stability and supporting force, and can tightly press the U-shaped plate 203 on the rotating door 10 to increase the friction force.

[0040] Working principle: when using a lightweight container, first of all, the base 1, as the basic bearing part of the entire container, the slot reinforcing plate 4 is fixed at the front and rear ends of the slot opening 3, which greatly enhances the structural strength of the slot opening 3. The slot cover plate 5 is located at the bottom left and right sides of the base 1, which protects the internal structure of the slot opening 3 and assists in maintaining the overall stability of the base 1 to a certain extent. The corner piece 6 is fixed to both ends of the left and right sides of the base 1. The stand 7 provides precise installation and positioning points. The stand 7 can slide along the top of the corner piece 6. The limiting block 23 is inserted into the corresponding clamping groove 22, which facilitates the assembly and disassembly of the container. The two adjacent left side shafts 8 of the stand 7 are distributed at equal intervals. The extension plate 9 is flexibly rotated by means of the shaft 8. When it is necessary to expand the internal space of the container, the extension plate 9 is turned out, and the rotating door 10 fixedly connected thereto is also opened, which facilitates the loading and unloading of goods. The lintel 11 is fixed to the top of the stand 7 and corresponds to the door sill 12 up and down, forming a stable frame structure, which strengthens the vertical support of the container. The reinforcing member 13 on the front and rear sides of the door sill 12 further improves the impact resistance of the door sill 12 to prevent damage to it when loading and unloading goods.

[0041] When the container is closed and ready for transportation, first of all, the lock 202 is rotated. The lock 202 is flexibly rotated around the front side of the base plate 201. At the same time, the other side of the clamping plate 203 is also rotated around the other end of the front side of the base plate 201. When the two move towards each other to the appropriate position, the clamping plate 203 tightly engages with one side of the lock 202, effectively preventing the door from opening accidentally. A plurality of rotating rods 204 are fixedly connected to the adjacent side of the lock 202, which provides connection support and rotating support for the U-shaped plate 205. The U-shaped plate 205 can be rotated around the connection points of the rotating rods 204 distributed at equal intervals on the front side. Adjust it to the appropriate angle, so that the fixed bolts 206 on both ends of the front side are aligned with the predetermined fixed points on the outside of the container. Tighten the fixed bolts 206 to make the U-shaped plate 205 tightly adhere to the outer wall of the container.

[0042] Finally, it should be noted that: the above only for the preferred embodiments of the present application, and is not intended to limit the present application, although the foregoing embodiments of the present application has been described in detail, for the skilled in the art, it still can be modified, or for part of the technical features of the equivalent replacement, the spirit and principles of the present application, made any modification, equivalent replacement, improvement, etc., should be included within the scope of the present application.

Claims

1. A lightweight container comprising a base (1), characterized in that: Both ends of the base (1) are provided with slot openings (3), the front and rear ends of the two slot openings (3) are fixedly connected with slot reinforcing plates (4), the bottom left and right sides of the base (1) are fixedly connected with slot cover plates (5), both ends of the left and right sides of the base (1) are fixedly connected with angle pieces (6), the outer walls of the plurality of angle pieces (6) are provided with clamping grooves (22), the adjacent sides of the plurality of angle pieces (6) are respectively provided with corresponding stand columns (7), the two ends of the plurality of stand columns (7) are fixedly connected with limiting blocks (23), the plurality of limiting blocks (23) are respectively clamped with corresponding clamping grooves (22), the adjacent sides of the left two stand columns (7) are rotatably connected with rotating shafts (8), the adjacent sides of the plurality of rotating shafts (8) are rotatably connected with extension plates (9), one side of the plurality of extension plates (9) is fixedly connected with corresponding rotating doors (10), the top of the plurality of stand columns (7) is fixedly connected with corresponding door headers (11), the bottom end of the plurality of stand columns (7) is fixedly connected with corresponding door sills (12), the front and rear sides of the plurality of door sills (12) are fixedly connected with reinforcing pieces (13), one side of the outer wall of the plurality of stand columns (7) is fixedly connected with corresponding baffle plates (14), the adjacent sides of the two door headers (11) are fixedly connected with top covers (15), the left side of the rotating door (10) is provided with a locking mechanism (2), and the locking mechanism (2) is used to lock the rotating door (10).

2. The lightweight container according to claim 1, characterized in that: The locking mechanism (2) comprises a plurality of bottom plates (201), the rear side of the plurality of bottom plates (201) is fixedly connected to the front side of the corresponding door header (11) and door sill (12), one end of the front side of the plurality of bottom plates (201) is rotatably connected with a lock (202), the other end of the front side of the plurality of bottom plates (201) is rotatably connected with a clamping plate (203), the plurality of clamping plates (203) are clamped with one side of the corresponding lock (202), the adjacent sides of the plurality of locks (202) are fixedly connected with corresponding rotating rods (204), the front side of the plurality of rotating rods (204) is rotatably connected with a plurality of U-shaped plates (205), and the front side of the plurality of U-shaped plates (205) is rotatably connected with a fixing bolt (206).

3. The lightweight container according to claim 2, wherein: The outer wall of the plurality of rotating rods (204) is fixedly connected with a limiting clamping block (16), and the left side of the two rotating doors (10) is fixedly connected with a limiting buckle (17).

4. The lightweight container according to claim 1, wherein: A plurality of beam grooves (18) are equally provided on the bottom of the base (1), and a plurality of bottom cross beams (19) are fixedly connected inside the plurality of beam grooves (18).

5. The lightweight container according to claim 1, wherein: The adjacent sides of the two door sills (12) are fixedly connected with a plurality of triangular blocks (20), and the top of the plurality of triangular blocks (20) is fixedly connected to both ends of the bottom of the base (1).

6. The lightweight container according to claim 1, wherein: The adjacent sides of the two door headers (11) are fixedly connected with top covers (15), specifically: the adjacent sides of the two door headers (11) are fixedly connected with backing plates (21), and the top covers (15) are fixedly connected on the two backing plates (21).

7. The lightweight container according to claim 2, wherein: Right ends of the plurality of fixing bolts (206) penetrate the corresponding U-shaped plates (205) and the revolving door (10), and right sides of the plurality of U-shaped plates (205) are fitted with the left side of the revolving door (10).