Modular van transport device

Abstract

The utility model discloses a modularization compartment transportation device, including chassis and at least one compartment, be provided with at least two groups of lower slide frame of arranging along chassis front -back direction on the chassis, the bottom of each compartment is provided with at least two groups of upper slide frame of arranging along front -back direction, and upper slide frame and lower slide frame realize left and right rectification through self -weight cooperation, the distance between adjacent lower slide frames is first interval or second interval, starting from the first group lower slide frame of chassis front end, and the distance of adjacent lower slide frame is alternately arranged according to first interval and second interval, and the distance between adjacent upper slide frames of any compartment is the sum of at least one first interval and any number of second interval. The utility model discloses through the self -weight cooperation of lower slide frame and upper slide frame realizes left and right rectification, and through adjustable lower slide frame group adaptation different compartment arrangement, solve the single freight compartment of transporting in the prior art and cannot freight compartment dispatch, and the problem of high frequency of goods loading and unloading, poor flexibility, vehicle resource waste, inaccurate limiting.

Description

Technical Field

[0001] This utility model relates to the field of logistics and transportation technology, specifically to a modular container transportation device. Background Technology

[0002] In existing technologies, freight vehicles typically employ a fixed-body design, lacking flexibility. Traditional vehicles struggle to adapt to changing demands when transporting different goods or performing rapid loading and unloading. While some modular transportation solutions exist, they often suffer from inaccurate positioning, insufficient correction capabilities, and poor adaptability. For example, the cargo box is prone to shifting during transport, affecting safety and efficiency. Therefore, there is an urgent need for a transportation device that can flexibly adapt to different numbers and lengths of cargo boxes, and possesses reliable positioning and correction mechanisms. Utility Model Content

[0003] The purpose of this utility model is to overcome the shortcomings of the existing technology and provide a modular box transport device that achieves left and right correction through the combined weight of the lower and upper sliding frames, and adapts to different box arrangements through an adjustable lower sliding frame assembly, thereby solving the problems of poor transport flexibility and inaccurate positioning in the existing technology.

[0004] To achieve the above objectives, this utility model adopts the following technical solution: a modular container transport device, comprising a chassis and at least one container. The chassis is equipped with at least two sets of sliding frames arranged along the front-to-back direction of the chassis; At least two sets of upper sliding frames are installed at the bottom of each compartment, arranged in the front-to-back direction. The upper sliding frames and lower sliding frames work together by their own weight to achieve left-to-right correction. At least one box body is supported on the chassis; the distance between adjacent lowering frames is a first spacing or a second spacing; starting from the first set of lowering frames at the front end of the chassis, the distance between adjacent lowering frames is set alternately according to the first spacing and the second spacing; The distance between adjacent upper carriages of any compartment is the sum of at least one first spacing and any number of second spacings; The chassis or body is equipped with a matching structure for limiting the front and rear movement of the body.

[0005] Furthermore, when the chassis is equipped with at least 6 sets of sliding frames, from front to back, they include at least the first sliding frame, the second sliding frame, the third sliding frame, the fourth sliding frame, the fifth sliding frame, and the sixth sliding frame; the box body includes a box body of length A, a box body of length B, and a box body of length C.

[0006] Furthermore, when the chassis carries a compartment of length C, at least two sets of upper sliding frames are installed at the bottom of the compartment of length C, and these two sets of upper sliding frames are respectively matched with the lower sliding frames between the first and sixth lower sliding frames; when the chassis carries a compartment of length A, at least two compartments of length A are installed, and each compartment of length A has at least two sets of upper sliding frames at its bottom, and the two sets of upper sliding frames of one compartment of length A are respectively matched with the first and second lower sliding frames, or the third and fourth lower sliding frames, or the fifth and sixth lower sliding frames; when the chassis carries a compartment of length B, at least two compartments of length B are installed, and at least two sets of upper sliding frames are installed at the bottom of each compartment of length B, and the two sets of upper sliding frames of each compartment of length B are respectively matched with the first and third lower sliding frames, or the fourth and sixth lower sliding frames.

[0007] Furthermore, when the chassis simultaneously carries at least one compartment of length A and at least one compartment of length B, the upper sliding frame at the bottom of each compartment and the lower sliding frame on the chassis are either closely aligned or spaced out.

[0008] Furthermore, the cooperating structure includes a front limit position located at the front end of the chassis, which includes a stop bar or a limit sensor.

[0009] Furthermore, the cooperating structure also includes several first telescopic stops or second telescopic stops or limit sensors that are raised and lowered on the chassis; the first telescopic stops or limit sensors or second telescopic stops are spaced apart and are all located between adjacent compartments; a stop or limit sensor is provided at the front end of the compartment, and the first compartment, second compartment, and third compartment are arranged sequentially starting from the front end of the chassis; the stop or limit sensor at the front end of the first compartment is adapted to the front limit of the chassis, the stop or limit sensor at the front end of the second compartment is adapted to the first telescopic stop or limit sensor, and the stop or limit sensor at the front end of the third compartment is adapted to the second telescopic stop or limit sensor.

[0010] Furthermore, the cooperating structure includes blocks or limit sensors respectively installed at the front and rear ends of the compartment; starting from the front end of the chassis, a first compartment, a second compartment, and a third compartment are installed in sequence; the block or limit sensor at the front end of the first compartment is adapted to the front limit of the chassis, the block or limit sensor at the front end of the second compartment is adapted to the block or limit sensor at the rear end of the first compartment, and the block or limit sensor at the front end of the third compartment is adapted to the block or limit sensor at the rear end of the second compartment.

[0011] Furthermore, a fixing device is installed between the body and the chassis.

[0012] Furthermore, the fixing device includes a first fixing plug and a second fixing plug disposed at the rear end and front end of the body, a bolt that can extend and retract laterally on the chassis, and a power component fixed to the chassis for driving the bolt; when there are at least two bodies, the first fixing plug located at the rear end of the front body and the second fixing plug located at the front end of the adjacent rear body are connected front and rear, and together they enclose a through groove arranged laterally; a fixing sleeve is provided between the power component and the through groove; when the body is positioned behind the chassis, the bolt passes through the through groove and the fixing sleeve; when the body moves up or down or left or right, the bolt is locked relative to the first fixing plug and / or the second fixing plug.

[0013] Furthermore, the supporting structure also includes an automatic braking system, with limit sensors used to detect the position of the compartment and control the automatic braking system to achieve front and rear limit positioning.

[0014] Furthermore, the body is equipped with lifting outriggers for supporting the body; the lifting outriggers are telescopic outriggers, scissor outriggers, or rotating telescopic outriggers.

[0015] Furthermore, when the chassis carries more than two boxes, the boxes can be interchanged front and rear.

[0016] The beneficial effects of this utility model are as follows: the self-weight of the lower and upper sliding frames automatically achieves left and right correction, reducing manual adjustments and improving transportation stability; the lower sliding frame can flexibly adapt to different numbers and lengths of boxes, supporting one-box, two-box, or multi-box arrangements, enhancing transportation flexibility; mechanical limiting (front guard, telescopic guard, and cooperating structure) or electronic limiting (automatic braking system) ensures reliable front and rear positioning of the box; the outrigger design (lifting outriggers, scissor outriggers, and rotating outriggers) facilitates loading and unloading of the box and independent support, enabling rapid box swapping; the ability to interchange the front and rear of the box and adapt to short vehicle bodies further expands the application scenarios. Attached Figure Description

[0017] Figure 1 This is a side view diagram of the 9.6-meter chassis structure. Figure 2 A top-view structural diagram of the 9.6-meter chassis; Figure 3 A schematic diagram of a structure for installing three 3-meter carriages on a 9.6-meter chassis; Figure 4 A structural diagram showing how a 9.6-meter chassis can be fitted with a 9.6-meter cargo box. Figure 5 A structural diagram showing the adaptation of a 9.6-meter chassis to two 4.5-meter cargo boxes; Figure 6 A structural diagram showing the adaptation of a 9.6-meter chassis to three 3-meter cargo boxes; Figure 7 A top-view structural diagram of the 4.2-meter chassis; Figure 8 A top-view diagram of the structure for mounting a 3-meter frame on a 4.2-meter chassis; Figure 9 A structural diagram showing the installation of a 4.5-meter compartment and a 3-meter compartment on a 9.6-meter chassis; Figure 10 This is a schematic diagram of the fixing device structure.

[0018] In the diagram: 1. 9.6-meter chassis; 2. Front limit switch; 3. First sliding frame; 4. Second sliding frame; 5. Third sliding frame; 6. Fourth sliding frame; 7. Fifth sliding frame; 8. Sixth sliding frame; 9. First telescopic stop; 10. Second telescopic stop; 11. Upper sliding frame; 12. Length A compartment; 13. Length B compartment; 14. Length C compartment; 15. 4.2-meter chassis; 16. First fixing plug; 17. Second fixing plug; 18. Fixing sleeve; 19. Pin; 20. Power unit. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings and specific embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those skilled in the art without creative effort are within the protection scope of the present utility model.

[0020] The directional terms mentioned in this utility model, such as "up", "down", "front", "back", "left", "right", "inner", "outer", "side", "top" and "bottom", are only for reference to the orientation of the accompanying drawings. The directional terms used are for the purpose of explaining and understanding this utility model and are not an absolute limitation on the actual use.

[0021] Example: For ease of display, only a schematic diagram of the chassis frame at the bottom of the cargo box and its connection to the vehicle chassis is shown; the cargo box itself is not shown. The front of the vehicle is defined as the front end, and the longitudinal direction is also considered longitudinal.

[0022] like Figures 1-10 As shown, a modular box transport device includes a chassis and at least one box, and at least two sets of sliding frames arranged along the front-rear direction of the chassis are provided on the chassis. At least two sets of upper slides 11 arranged in the front-to-back direction are provided at the bottom of each compartment. The upper slides 11 and the lower slides cooperate with each other by their own weight to achieve left and right correction. The structure for left and right correction achieved by the cooperation of the upper slides 11 and the lower slides adopts the scheme of our company's design and application with application number CN202420706686.5, entitled "A Positioning Correction Buffer Device for Demountable Vehicles". At least one box body is supported on the chassis; the distance between adjacent sliding frames is a first spacing or a second spacing; starting from the first set of sliding frames at the front of the chassis, as the number of sliding frames increases, the distance between adjacent sliding frames is alternately set according to the first spacing and the second spacing; the distance from the first set of sliding frames at the front to the second set of sliding frames is defined as the first spacing, and the distance from the second set of sliding frames to the third set of sliding frames is the second spacing; Each upper carriage of any compartment has a corresponding lower carriage; the distance between adjacent upper carriages 11 of any compartment is the sum of at least one first spacing and any number of second spacings; the difference between the number of first spacings and the number of second spacings is 0 or 1; The front end of the chassis is provided with a front limit 2, which includes a stop bar or a limit sensor; the chassis or body is provided with a matching structure or limit sensor for front and rear limiting of the body.

[0023] Each of the upper slide 1 and the lower slide 1 consists of two parts arranged laterally on both sides of the frame.

[0024] When the chassis is equipped with at least 6 sets of sliding frames, from front to back, they include at least the first sliding frame 3, the second sliding frame 4, the third sliding frame 5, the fourth sliding frame 6, the fifth sliding frame 7, and the sixth sliding frame 8; the box body includes a box body of length A 12, a box body of length B 13, and a box body of length C 14.

[0025] When the chassis carries a cargo box of length C 14, at least two sets of upper sliding frames 11 are provided at the bottom of the cargo box of length C. These two sets of upper sliding frames 11 are respectively matched with the lower sliding frames between the first lower sliding frame 3 and the sixth lower sliding frame 8. When the chassis carries a cargo box of length A 12, at least two upper sliding frames 11 are provided for each cargo box of length A 12. Each cargo box of length A 12 has at least two sets of upper sliding frames 11 at its bottom. The two sets of upper sliding frames 11 of each cargo box of length A 12 are respectively matched with the first lower sliding frame 3 and the second lower sliding frame 4, or the third lower sliding frame 5 and the fourth lower sliding frame 6, or the fifth lower sliding frame 7 and the sixth lower sliding frame 8. When the chassis carries a cargo box of length B 13, at least two upper sliding frames 13 are provided for each cargo box of length B 13. Each cargo box of length B 13 has at least two sets of upper sliding frames 11 at its bottom. The two sets of upper sliding frames 11 of each cargo box of length B 13 are respectively matched with the first lower sliding frame 3 and the third lower sliding frame 5, or the fourth lower sliding frame 6 and the sixth lower sliding frame 8.

[0026] When the chassis simultaneously supports at least one compartment 12 of length A and at least one compartment 13 of length B, the upper slide 11 at the bottom of each compartment corresponds to the slides of the first slide 3, second slide 4, third slide 5, fourth slide 6, fifth slide 7 and sixth slide 8 on the chassis.

[0027] The chassis includes a 9.6-meter chassis 1 and a 4.2-meter chassis 15. When using the 9.6-meter chassis 1, a maximum of 6 sliding frames can be installed, from front to back: first sliding frame 3, second sliding frame 4, third sliding frame 5, fourth sliding frame 6, fifth sliding frame 7, and sixth sliding frame 8. When using the 4.2-meter chassis 15, a maximum of 3 sliding frames can be installed, from front to back: first sliding frame 3, second sliding frame 4, and third sliding frame 5. The frame includes a 3-meter frame, a 4.5-meter frame, and a 9.6-meter frame. The specific number of sliding frames installed on the 9.6-meter chassis 1 and the 4.2-meter chassis 15 is not limited to the described chassis length. It can be determined based on the length of the entire series of vehicles and the number of sliding frames to be adapted to achieve the size and quantity of the cargo box to be towed. If the sliding frames are fully installed on each chassis, the applicability is wider, and there is no need to temporarily install sliding frames.

[0028] When the 9.6-meter chassis 1 supports a 9.6-meter frame, there is one 9.6-meter frame. At least two sets of upper sliding frames 11 are installed at the bottom of the 9.6-meter frame, and these two sets of upper sliding frames 11 correspond vertically with the second lower sliding frame 4 and the fifth lower sliding frame 7, respectively. When the 9.6-meter chassis 1 supports a 3-meter frame, a maximum of three 3-meter frames are installed. Each 3-meter frame has two sets of upper sliding frames 11 at its bottom. The two sets of upper sliding frames 11 of one 3-meter frame correspond vertically with the first lower sliding frame 3 and the second lower sliding frame 4 or the third lower sliding frame 5 and the fifth lower sliding frame 7. The fourth slide 6 or the fifth slide 7 and the sixth slide 8 are respectively matched; two slides are grouped together. If two or three 3-meter frames are set, they are in the positions corresponding to the above three groups; when the 9.6-meter chassis 1 supports the 4.5-meter frame, a maximum of two 4.5-meter frames are set. At least two sets of upper slides 11 are installed at the bottom of each 4.5-meter frame. The two sets of upper slides 11 of each 4.5-meter frame are respectively matched with the first slide 3 and the third slide 5 or the fourth slide 6 and the sixth slide 8.

[0029] When the 4.2-meter chassis 15 supports a 3-meter frame, the bottom of the 3-meter frame is equipped with two sets of upper slides 11, which correspond to and cooperate with the first lower slide 3 and the second lower slide 4 on the 4.2-meter chassis 15, respectively. When the 4.2-meter chassis supports a 4.5-meter frame, the bottom of the 4.5-meter frame is equipped with two sets of upper slides 11, which correspond to and cooperate with the first lower slide 3 and the third lower slide 5 on the 4.2-meter chassis 15, respectively.

[0030] The chassis length is not limited to the types mentioned above, and the length can be increased according to specific needs. When the chassis length is increased, more upper skids can be added according to the rules of the first and second spacing. The body length is also not limited to the types mentioned above. When the body length is increased, two or more upper skid positions can be selected according to the body length. The selection of the upper skid positions follows the rules mentioned above.

[0031] There are two ways to set up the mating structure.

[0032] The first type: The cooperating structure includes several first telescopic stops 9 or second telescopic stops 10 or limit sensors that are installed on the chassis and can be raised and lowered; the first telescopic stops 9 or limit sensors or second telescopic stops 10 are arranged at intervals and are all located between adjacent compartments; a stop or limit sensor is provided at the front end of the compartment, and the first compartment, second compartment, and third compartment are arranged sequentially starting from the front end of the chassis; the stop or limit sensor at the front end of the first compartment is adapted to the front limit 2 of the chassis, the stop or limit sensor at the front end of the second compartment is adapted to the first telescopic stop 9 or limit sensor or second telescopic stop 10, and the stop or limit sensor at the front end of the third compartment is adapted to the second telescopic stop 10 or limit sensor or first telescopic stop 9; the first telescopic stops 9 and second telescopic stops 10 can be replaced with limit sensors.

[0033] The second type: The matching structure includes two blocks or limit sensors respectively set at the front and rear ends of the compartment; starting from the front end of the chassis, the first compartment, the second compartment, and the third compartment are set in sequence; the block or limit sensor at the front end of the first compartment is adapted to the front limit 2 of the chassis, the block or limit sensor at the front end of the second compartment is adapted to the block or limit sensor at the rear end of the first compartment, and the block or limit sensor at the front end of the third compartment is adapted to the block or limit sensor at the rear end of the second compartment; the blocks are adapted to the front limit 2 or the first telescopic stop 9 or the second telescopic stop 10.

[0034] Starting from the front of the chassis, at least a first compartment, a second compartment, and a third compartment are arranged sequentially from front to back. The stop block at the front of the first compartment is adapted to the front limit 2 of the chassis, the stop block at the front of the second compartment is adapted to the stop block or limit sensor at the rear of the first compartment, and the stop block at the front of the third compartment is adapted to the stop block or limit sensor at the rear of the second compartment. The stop blocks and limit sensors can be interchanged.

[0035] A fixing device is installed between the body and the chassis. There are two types of fixing devices. The first type includes fixing with pins, hooks, or bolts.

[0036] The second type: The fixing device includes a first fixing plug 16 and a second fixing plug 17 respectively disposed at the rear end and front end of the body, a bolt 19 disposed on the chassis and capable of lateral extension and retraction, and a power component 20 fixed to the chassis with its movable end connected to the bolt 19 for driving the bolt 19; the first fixing plug 16 and the second fixing plug 17 have the same structure and size and are symmetrical front and rear; when there are at least two bodies, the first fixing plug 16 at the rear end of the front body is connected to the second fixing plug 17 at the front end of the adjacent rear body, forming a through groove arranged laterally; a fixing sleeve 18 is provided between the power component and the through groove; when the body is seated behind the chassis, the bolt 19 passes through the through groove and the fixing sleeve 18; there is a gap between the bolt 19 and the inner wall of the through groove; when the body moves up or down or left or right, the bolt 19 abuts against the first fixing plug 16 and / or the second fixing plug 17.

[0037] The supporting structure also includes an automatic braking system. Limit sensors are used to detect the position of the cargo box and control the automatic braking system to achieve front and rear limit. The automatic braking system adopts the technical solution of our company's previously filed patent, application number 2025212259044, entitled "An Automatic Braking Device for a Demountable Cargo Box". The limit sensor is the same as the limit switch in its solution, which is a DC three-wire PNP normally open limit switch of model LJ18A3-5-Z / BY or a DC three-wire NPN normally open high-head limit switch.

[0038] The cargo box is equipped with lifting outriggers for support; these outriggers can be telescopic, scissor, or rotary telescopic. Telescopic outriggers can utilize the technical solution of a patent already applied for by our company, application number 2023224702320, entitled "A Landing Loading and Unloading Structure for a Freight Vehicle." Rotary telescopic outriggers can utilize the technical solution of a patent already applied for by our company, application number 2023228474569, entitled "A Landing Outrigger for a Box-Type Freight Vehicle." Scissor outriggers can utilize the technical solution of a patent already applied for by our company, application number 202522231104.X, entitled "A Synchronous Drive Structure and Support Device," using the support structure described herein.

[0039] When two or more boxes are supported on the chassis, the boxes can be interchanged front and back. When two or more boxes are supported on the chassis, the boxes can be fixed in different positions at the front and back by the detachable and arbitrary combination of the upper slide 11 and different lower slides; all lower slides are exactly the same in size and structure, all upper slides 11 are exactly the same in size and structure, and one set of upper slides 11 cooperates with one set of lower slides.

[0040] The above description is only used to illustrate the technical solution of this utility model and is not intended to limit it. Any other modifications or equivalent substitutions made by those skilled in the art to the technical solution of this utility model, as long as they do not depart from the spirit and scope of the technical solution of this utility model, should be covered within the scope of the claims of this utility model.

Claims

1. A modular container transport device, comprising a chassis and at least one container, characterized in that: The chassis is provided with at least two sets of sliding frames arranged along the front-rear direction of the chassis; At least two sets of upper slides (11) arranged in the front-to-back direction are provided at the bottom of each of the compartments. The upper slides (11) and the lower slides cooperate with each other by their own weight to achieve left and right correction. At least one compartment is supported on the chassis; the distance between adjacent sliding frames is a first spacing or a second spacing; starting from the first set of sliding frames at the front end of the chassis, the distance between adjacent sliding frames is alternately set according to the first spacing and the second spacing; The distance between adjacent upper carriages (11) of any compartment is the sum of at least one first spacing and any number of second spacings; The chassis or body is provided with a matching structure for limiting the front and rear movement of the body; A fixing device is installed between the body and the chassis.

2. The modular container transport device according to claim 1, characterized in that: When the chassis is equipped with at least 6 sets of sliding frames, from front to back, it includes at least the first sliding frame (3), the second sliding frame (4), the third sliding frame (5), the fourth sliding frame (6), the fifth sliding frame (7) and the sixth sliding frame (8); the compartment includes a compartment of length A (12), a compartment of length B (13) and a compartment of length C (14).

3. A modular container transport device according to claim 2, characterized in that: When the chassis carries the length C-section (14), at least two sets of upper sliding frames (11) are provided at the bottom of the length C-section. The two sets of upper sliding frames (11) are respectively matched with the lower sliding frames between the first lower sliding frame (3) and the sixth lower sliding frame (8). When the chassis carries the length A-section (12), at least two length A-sections (12) are provided. Each length A-section (12) has at least two sets of upper sliding frames (11) at its bottom. The two sets of upper sliding frames (11) of one length A-section (12) are matched with the first lower sliding frame. (3) The second slide (4) or the third slide (5) and the fourth slide (6) or the fifth slide (7) and the sixth slide (8) are respectively matched; when the chassis carries the length B box (13), at least two length B boxes (13) are provided, and at least two sets of upper slides (11) are installed at the bottom of each length B box (13). The two sets of upper slides (11) of each length B box (13) are respectively matched with the first slide (3) and the third slide (5) or the fourth slide (6) and the sixth slide (8).

4. A modular container transport device according to claim 2, characterized in that: When the chassis simultaneously carries at least one A-length compartment (12) and at least one B-length compartment (13), the upper slide (11) at the bottom of each compartment corresponds closely to or is spaced apart from the lower slide on the chassis.

5. A modular container transport device according to claim 1, characterized in that: The mating structure includes a front limit (2) set at the front end of the chassis, and the front limit (2) includes a stop bar or a limit sensor.

6. A modular container transport device according to claim 5, characterized in that: The cooperating structure also includes several first telescopic stops (9) or second telescopic stops (10) or limit sensors that can be raised and lowered on the chassis; the first telescopic stops (9) or limit sensors or second telescopic stops (10) are spaced apart and are all located between adjacent compartments; a stop or limit sensor is provided at the front end of the compartment, and the first compartment, the second compartment, and the third compartment are arranged in sequence from the front end of the chassis; the stop or limit sensor at the front end of the first compartment is adapted to the front limit (2) of the chassis, the stop or limit sensor at the front end of the second compartment is adapted to the first telescopic stop (9) or limit sensor, and the stop or limit sensor at the front end of the third compartment is adapted to the second telescopic stop (10) or limit sensor.

7. A modular container transport device according to claim 1, characterized in that: The fitting structure includes blocks or limit sensors respectively set at the front and rear ends of the compartment; starting from the front end of the chassis, a first compartment, a second compartment, and a third compartment are set in sequence; the block or limit sensor at the front end of the first compartment is adapted to the front limit (2) of the chassis, the block or limit sensor at the front end of the second compartment is adapted to the block or limit sensor at the rear end of the first compartment, and the block or limit sensor at the front end of the third compartment is adapted to the block or limit sensor at the rear end of the second compartment.

8. A modular container transport device according to claim 1, characterized in that: The fixing device includes pin fixing, hook fixing, or bolt fixing.

9. A modular container transport device according to claim 1, characterized in that: The fixing device includes a first fixing plug (16) and a second fixing plug (17) disposed at the rear and front ends of the compartment, a bolt (19) that can extend and retract laterally on the chassis, and a power component (20) fixed to the chassis for driving the bolt (19); when there are at least two compartments, the first fixing plug (16) located at the rear end of the front compartment and the second fixing plug (17) located at the front end of the adjacent rear compartment are connected front and rear, and together they enclose a through groove arranged laterally; a fixing sleeve (18) is provided between the power component and the through groove; when the compartment is seated on the chassis, the bolt (19) passes through the through groove and the fixing sleeve (18); when the compartment moves up or down or left or right, the bolt (19) is locked relative to the first fixing plug (16) and / or the second fixing plug (17).

10. A modular container transport device according to claim 5, characterized in that: The mating structure also includes an automatic braking system, wherein the limit sensor is used to detect the position of the compartment and control the automatic braking system to achieve front and rear limit.

11. A modular container transport device according to claim 1, characterized in that: The compartment is equipped with lifting outriggers for supporting the compartment; the lifting outriggers are telescopic outriggers, scissor outriggers, or rotary telescopic outriggers.

12. A modular container transport device according to claim 1, characterized in that: When the chassis carries two or more compartments, the compartments can be interchanged.

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