Basalt fiber heat insulation and heat preservation light-weight cold chain transport vehicle carriage

By setting up a hoisting and extension unit on the cold chain transportation car, the problem of forklifts not being able to reach the lower end of the cargo is solved, convenient cargo transportation and unloading are achieved, and work efficiency is improved.

CN120397089AActive Publication Date: 2025-08-01SICHUAN JIABAO TECH CO LTD
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Patent Information

Application Number
CN202510904552.3
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-07-01
Publication Date
2025-08-01
Estimated Expiration
2045-07-01

AI Technical Summary

Technical Problem

The existing cold chain transportation carriages require auxiliary equipment such as forklifts when unloading, but the forklift cannot be extended into the lower end of the cargo, resulting in inconvenience in handling.

Method used

A first groove and a hoisting plate are arranged on the main body of the car, and the lifting plate is lifted and extended through the support unit and the extension unit, so as to facilitate the forklift fork end to enter the car and transport goods, and to realize the connection and unloading between the carriages through the connecting unit.

Benefits of technology

It realizes that forklifts can easily enter the carriage to transport goods, improve the unloading efficiency and the work efficiency of staff, and adapt to the carriage transition between different carriages.

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Abstract

The invention is suitable for the technical field of cold chain transport vehicle carriages, and provides a basalt fiber heat insulation and heat preservation lightweight cold chain transport vehicle carriage which comprises a carriage body, a first groove is formed in the carriage body, a plurality of first through grooves distributed in an array mode are formed in the first groove, and a jacking plate is arranged in the first groove; a plurality of first through grooves are formed in the upper end face of the carriage body, a plurality of filling plates corresponding to the first through grooves in a one-to-one mode are arranged on the jacking plate, a supporting unit used for supporting the jacking plate is arranged in the first groove, and the supporting unit can drive the jacking plate to enable the filling plates to be flush with the lower end face of the carriage body. And the first through groove is used for allowing the filling plate to penetrate through, so that the effect that the filling plate is flush with the lower end face of the compartment body is achieved, the fork end of a forklift can conveniently stretch into the compartment through ascending or descending of the jacking plate, and goods in the compartment can be conveniently transported.
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Description

Technical Field

[0001] The invention belongs to the technical field of cold chain transport vehicle compartments, and particularly relates to a basalt fiber heat-insulating, lightweight cold chain transport vehicle compartment. Background Art

[0002] A cold chain transport vehicle is an enclosed van used to transport frozen or fresh goods, and is a relatively common way of transporting goods on the market for transporting frozen goods.

[0003] After retrieval, the patent publication number is CN216401567U, which discloses a Chinese patent named Cold Chain Transport Compartment and Cold Chain Vehicle. It divides the compartment into a refrigerated area and a normal temperature area with adjustable space sizes by setting a first isolation member, and the refrigerated area is divided into a fresh-keeping area and a freezing area with adjustable space sizes by a second isolation member, which is convenient for adjusting the transport space size according to the transported products, reducing energy consumption on the premise of ensuring cold chain transport safety, being convenient to adjust and more practical; however, when the above device is actually used, there are some deficiencies. When transporting the goods in the cold chain transport vehicle compartment out of the compartment, auxiliary equipment such as a forklift is often needed for handling. When the forklift transports the goods, there needs to be enough space at the lower end of the goods for the fork end of the forklift to stretch in for handling. The existing cold chain transport vehicle compartments cannot meet the above requirements. Based on this, a basalt fiber heat-insulating, lightweight cold chain transport vehicle compartment that can solve the above problems is proposed. Summary of the Invention

[0004] The invention provides a basalt fiber heat-insulating, lightweight cold chain transport vehicle compartment, aiming to solve the problem that when transporting the goods in the cold chain transport vehicle compartment out of the compartment, auxiliary equipment such as a forklift is often needed for handling, and when the forklift transports the goods, there needs to be enough space at the lower end of the goods for the fork end of the forklift to stretch in for handling.

[0005] The invention is realized as follows: A basalt fiber heat-insulating, lightweight cold chain transport vehicle compartment includes a compartment main body. A first groove is formed on the compartment main body, and a plurality of first through grooves distributed in an array are formed on the first groove. A jacking plate is arranged in the first groove, and a plurality of filling plates corresponding to the plurality of first through grooves one by one are arranged on the jacking plate. A support unit for supporting the jacking plate is arranged in the first groove, and the support unit can drive the jacking plate to make the filling plates flush with the lower end surface of the compartment main body.

[0006] Preferably, a box door is arranged on the compartment main body.

[0007] Preferably, the support unit includes symmetrically arranged support plates for supporting the jacking plate. A connecting curved plate is fixedly connected to the side surface of the support plate. A rotating sleeve is fixedly connected to the side surface of the connecting curved plate. Symmetrically arranged second grooves are formed in the first groove. A first rotating shaft is fixedly connected in the second groove. The rotating sleeve is sleeved outside the first rotating shaft. A first moving plate is slidably arranged in the first groove. A first connecting plate is fixedly connected to the lower end of the support plate. A first inclined surface is arranged at the lower end of the first connecting plate. Both sides of the first moving plate are connected to the first groove through a guiding unit. A pulling and limiting unit is further arranged on the first moving plate.

[0008] Preferably, the guiding unit includes symmetrically arranged guiding grooves formed in the side wall of the first groove. A guiding rod is fixedly connected in the guiding groove. First moving blocks are fixedly connected to both sides of the first moving plate. The first moving blocks are sleeved outside the guiding rod. The first moving blocks are connected to the side wall of the guiding groove through first springs for providing elastic force. The first springs are sleeved outside the guiding rod.

[0009] Preferably, the pulling and limiting unit includes a pulling rod inserted into the first moving plate. A limiting protrusion is fixedly connected to the pulling rod. A handle is fixedly connected to the end of the pulling rod. A second through groove for the limiting protrusion to rotate is formed in the first moving plate. A plurality of limiting grooves distributed in an array and cooperating with the limiting protrusion are arranged in the first groove.

[0010] Preferably, the first moving plate is rotatably connected to a unloading plate through a plurality of hinge connections distributed in an array. An extending unit for convenient unloading is arranged on the side surface of the unloading plate.

[0011] Preferably, a plurality of sixth grooves distributed in an array are formed in the carriage body. Structure strengthening rods for strengthening the structure are inserted into the sixth grooves. The plurality of structure strengthening rods are fixedly connected to a magnetic plate. The magnetic plate is magnetically connected to the carriage body.

[0012] Preferably, the extending unit includes a plurality of third grooves distributed in an array formed in the side surface of the first moving plate. An extending rod is inserted into the third groove. An anti - detachment protrusion is fixedly connected to the upper end of the extending rod. An anti - detachment plate is fixedly connected to the third groove. A structure strengthening rib is fixedly connected to the side surface of the anti - detachment protrusion. A fourth groove cooperating with the structure strengthening rib is formed in the third groove. A second connecting plate is fixedly connected to the end of the extending rod. A connecting unit for connecting with other carriages is arranged on the second connecting plate.

[0013] Preferably, a second inclined surface is arranged on the second connecting plate.

[0014] Preferably, the connecting unit includes a fifth groove formed in the second connecting plate. A clamping plate is arranged in the fifth groove, and the side surface of the clamping plate is connected to the side wall of the fifth groove through a plurality of second springs for providing elastic force.

[0015] Compared with the prior art, the embodiments of the present application mainly have the following beneficial effects: Through the arrangement of the supporting unit, a first moving plate is slidably arranged in the first groove. The lower end of the supporting plate is fixedly connected with a first connecting plate, and the lower end of the first connecting plate is provided with a first inclined surface. When the first moving plate slides in the first groove, the first moving plate interacts with the first inclined surface of the first connecting plate, thereby pushing the supporting plate to rotate around the first rotating shaft, and further driving the lifting plate to rise or fall. The rise or fall of the lifting plate can facilitate the fork end of the forklift to extend into the carriage, so as to transport the goods in the carriage. Through the arrangement of the extending unit, the end of the extension rod is fixedly connected with a second connecting plate. The second connecting plate is provided with a connecting unit for connecting with other carriages. The second connecting plate is provided with a second inclined surface, which is convenient for the transition of goods between different carriages. When it is necessary to extend the unloading length or connect multiple carriages, the extension rod can be pulled out from the third groove and connected with other carriages by using the connecting unit. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 is the overall structural schematic diagram of a basalt fiber heat-insulating, lightweight cold chain transport vehicle carriage provided by the present invention Figure 1 ; Figure 2 is the overall structural schematic diagram of a basalt fiber heat-insulating, lightweight cold chain transport vehicle carriage provided by the present invention Figure 2 ; Figure 3 is Figure 2 the enlarged structural schematic diagram at A in Figure 4 is the structural schematic diagram of a basalt fiber heat-insulating, lightweight cold chain transport vehicle carriage provided by the present invention Figure 3 ; Figure 5 is Figure 4 the enlarged structural schematic diagram at B in Figure 6 is the structural schematic diagram of the supporting unit in a basalt fiber heat-insulating, lightweight cold chain transport vehicle carriage provided by the present invention; Figure 7 is the structural schematic diagram of the connection between the structural reinforcing rod and the magnetic plate in a basalt fiber heat-insulating, lightweight cold chain transport vehicle carriage provided by the present invention; Figure 8It is a schematic structural diagram of the connection between the unloading board and the first moving board in the carriage of a basalt fiber heat-insulating, lightweight cold-chain transport vehicle provided by the present invention; Figure 9 It is Figure 8 an enlarged structural diagram of the position C in; Figure 10 It is Figure 8 an enlarged structural diagram of the position D in; Figure 11 It is a schematic structural diagram of the limit protrusion on the pulling rod in the carriage of a basalt fiber heat-insulating, lightweight cold-chain transport vehicle provided by the present invention; Figure 12 It is a schematic structural diagram of the extension unit in the carriage of a basalt fiber heat-insulating, lightweight cold-chain transport vehicle provided by the present invention Figure 1 ; Figure 13 It is a schematic structural diagram of the extension unit in the carriage of a basalt fiber heat-insulating, lightweight cold-chain transport vehicle provided by the present invention Figure 2 .

[0017] Annotation of reference numerals: 1, carriage main body; 2, first groove; 3, first through groove; 4, lifting plate; 5, filling plate; 6, box door; 7, support plate; 8, connecting curved plate; 9, rotating sleeve; 10, second groove; 11, first rotating shaft; 12, first moving plate; 13, first connecting plate; 14, first inclined surface; 15, guiding groove; 16, guiding rod; 17, first moving block; 18, first spring; 19, pulling rod; 20, limit protrusion; 21, handle; 22, second through groove; 23, limit groove; 24, unloading board; 25, sixth groove; 26, structural strengthening rod; 27, magnetic plate; 28, third groove; 29, extension rod; 30, anti-disengagement protrusion; 31, anti-disengagement plate; 32, structural strengthening rib; 33, fourth groove; 34, second connecting plate; 35, second inclined surface; 36, fifth groove; 37, clamping plate; 38, second spring; 39, hinge. Detailed implementation manners

[0018] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those of ordinary skill in the technical field to which this application belongs; the terms used in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application; the terms "including" and "having" and any variations thereof in the specification and claims of this application and the above drawings are intended to cover non-exclusive inclusion. The terms "first", "second", etc. in the specification and claims of this application or the above drawings are used to distinguish different objects and are not used to describe a specific order.

[0019] Reference to "embodiment" in this document means that the specific features, structures, or characteristics described in connection with the embodiment may be included in at least one embodiment of the present application. The phrase appears at various positions in the specification and does not necessarily refer to the same embodiment each time, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. Those skilled in the art will explicitly and implicitly understand that the embodiments described herein may be combined with other embodiments.

[0020] An embodiment of the present invention provides a basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage, as Figures 1 - 13 shown, including a carriage body 1. A first groove 2 is formed in the carriage body 1. A plurality of first through grooves 3 distributed in an array are formed in the first groove 2. A jacking plate 4 is arranged in the first groove 2. A plurality of filling plates 5 corresponding to the plurality of first through grooves 3 one by one are arranged on the jacking plate 4. A support unit for supporting the jacking plate 4 is arranged in the first groove 2. The support unit can drive the jacking plate 4 to make the filling plate 5 flush with the lower end surface of the carriage body 1.

[0021] A box door 6 is arranged on the carriage body 1.

[0022] The carriage body 1 is made of basalt fiber material, which has good heat-insulating and heat-preserving properties and a relatively light weight, meeting the requirements of cold-chain transportation. A first groove 2 is formed in the carriage body 1, and a plurality of first through grooves 3 distributed in an array are formed in the first groove 2. The first groove 2 is used to accommodate the jacking plate 4 and the support unit, and the first through grooves 3 are used for the filling plate 5 to pass through to achieve the effect that the filling plate 5 is flush with the lower end surface of the carriage body 1. Moreover, the jacking plate 4 can descend, and at this time, the fork end of the forklift can penetrate into the carriage for easy transportation. A box door 6 is also arranged on the carriage body 1 to facilitate the entry and exit of goods.

[0023] Combined with Figure 6 , the support unit includes symmetrically arranged support plates 7 for supporting the jacking plate 4. A connecting curved plate 8 is fixedly connected to the side surface of the support plate 7. A rotating sleeve 9 is fixedly connected to the side surface of the connecting curved plate 8. Symmetrically arranged second grooves 10 are formed in the first groove 2. A first rotating shaft 11 is fixedly connected in the second groove 10. The rotating sleeve 9 is sleeved outside the first rotating shaft 11. A first moving plate 12 is slidably arranged in the first groove 2. A first connecting plate 13 is fixedly connected to the lower end of the support plate 7. A first inclined surface 14 is arranged at the lower end of the first connecting plate 13. The two sides of the first moving plate 12 are connected to the first groove 2 through a guiding unit. A pulling limiting unit is also arranged on the first moving plate 12.

[0024] When the above-mentioned supporting unit is actually in use and conveying goods, the first moving plate 12 is in the first groove 2. At this time, the upper end of the first moving plate 12 contacts the first connecting plate 13, supports the first connecting plate 13, drives the support plate 7 to support the lifting plate 4, and the filling plate 5 fills the first through groove 3. The placement of goods will not be affected. When it is necessary to take out the goods from the carriage for transportation, the first moving plate 12 disengages from the first connecting plate 13. Under the action of gravity, the support plate 7 rotates around the first rotating shaft 11, and the filling plate 5 disengages from the first through groove 3. The first through groove 3 can penetrate into the fork end of the forklift, and the fork end of the forklift can carry the goods placed in the carriage.

[0025] Combined with Figure 10 , the guiding unit includes symmetrically arranged guiding grooves 15 opened on the side walls of the first groove 2. A guiding rod 16 is fixedly connected in the guiding grooves 15. First moving blocks 17 are fixedly connected to both sides of the first moving plate 12. The first moving blocks 17 are sleeved on the outer sides of the guiding rods 16. The first moving blocks 17 are connected to the side walls of the guiding grooves 15 through first springs 18 for providing elastic force. The first springs 18 are sleeved on the outer sides of the guiding rods 16.

[0026] The guiding unit is used to ensure the smooth and stable sliding of the first moving plate 12 in the first groove 2. When the first moving plate 12 slides, the first moving blocks 17 slide on the guiding rods 16. At the same time, the first springs 18 play a role in buffering and resetting. For example, when an external force pushes the first moving plate 12, the first springs 18 are compressed; when the external force disappears, the elastic force of the first springs 18 makes the first moving plate 12 return to the initial position.

[0027] Combined with Figure 9 and Figure 11 , the pulling and limiting unit includes a pulling rod 19 inserted into the first moving plate 12. A limiting protrusion 20 is fixedly connected to the pulling rod 19. A handle 21 is fixedly connected to the end of the pulling rod 19. A second through groove 22 for the limiting protrusion 20 to rotate is opened on the first moving plate 12. A plurality of limiting grooves 23 distributed in an array and cooperating with the limiting protrusion 20 are arranged in the first groove 2.

[0028] The pulling and limiting unit is used to control the position of the first moving plate 12 and limit it. When it is necessary to move the first moving plate 12, pull the handle 21 to disengage the limiting protrusion 20 from the limiting groove 23, and then the first moving plate 12 can be pushed to slide in the first groove 2. When it moves to a suitable position, rotate the handle 21 to make the limiting protrusion 20 enter the corresponding limiting groove 23, thereby fixing the first moving plate 12 at this position, which can facilitate the unloading or handling of goods by personnel.

[0029] The first moving plate 12 is rotatably connected to a discharging plate 24 through a plurality of hinges 39 distributed in an array, and an extension unit for portable discharging is provided on the side surface of the discharging plate 24.

[0030] A plurality of sixth grooves 25 distributed in an array are formed on the carriage main body 1, a structure strengthening rod 26 for strengthening the structure is inserted into the sixth groove 25, a plurality of the structure strengthening rods 26 are fixedly connected to a magnetic plate 27, and the magnetic plate 27 is magnetically connected to the carriage main body 1.

[0031] When the first moving plate 12 drives the discharging plate 24 to move to the outside, the discharging plate 24 can be placed on the ground for discharging, and the goods can also be carried between adjacent carriages through the supporting action of the structure strengthening rod 26, improving the working efficiency of the staff.

[0032] Combined Figure 7 、 Figure 12 and Figure 13 , the extension unit includes a plurality of third grooves 28 distributed in an array formed on the side surface of the first moving plate 12, an extension rod 29 is inserted into the third groove 28, an anti - detachment protrusion 30 is fixedly connected to the upper end of the extension rod 29, an anti - detachment plate 31 is fixedly connected to the third groove 28, a structure strengthening rib 32 is fixedly connected to the side surface of the anti - detachment protrusion 30, a fourth groove 33 matched with the structure strengthening rib 32 is formed in the third groove 28, a second connecting plate 34 is fixedly connected to the end of the extension rod 29, and a connecting unit for connecting with other carriages is provided on the second connecting plate 34.

[0033] A second inclined surface 35 is provided on the second connecting plate 34.

[0034] The connecting unit includes a fifth groove 36 formed on the second connecting plate 34, a clamping plate 37 is arranged in the fifth groove 36, and the side surface of the clamping plate 37 is connected to the side wall of the fifth groove 36 through a plurality of second springs 38 for providing elastic force.

[0035] The end of the extension rod 29 is fixedly connected to a second connecting plate 34, a connecting unit for connecting with other carriages is provided on the second connecting plate 34, and a second inclined surface 35 is provided on the second connecting plate 34, which is convenient for the transition of goods between different carriages. When it is necessary to extend the discharging length or connect multiple carriages, the extension rod 29 can be pulled out from the third groove 28 and connected to other carriages by using the connecting unit.

[0036] When the connecting unit is actually used, when the second connecting plates 34 of two carriages approach each other, the clamping plate 37 pops out under the action of the second spring 38 and is clamped together to realize the connection of the two carriages.

[0037] In summary, the working principle of the present invention is as follows: When transporting goods, the first moving plate 12 is within the first groove 2. At this time, the upper end of the first moving plate 12 contacts the first connecting plate 13, supporting the first connecting plate 13, driving the support plate 7 to support the jacking plate 4, and the filling plate 5 fills the first through groove 3, so that the placement of goods is not affected. When the goods need to be taken out of the carriage for transportation, the first moving plate 12 disengages from the first connecting plate 13. Under the action of gravity, the support plate 7 rotates around the first rotating shaft 11, and the filling plate 5 disengages from the first through groove 3. The first through groove 3 can extend into the fork end of the forklift, and the fork end of the forklift can carry the goods placed in the carriage; The pulling limit unit is used to control the position of the first moving plate 12 and limit it. When the first moving plate 12 needs to be moved, pull the handle 21 to disengage the limit protrusion 20 from the limit groove 23, and then the first moving plate 12 can be pushed to slide within the first groove 2. When it moves to the appropriate position, rotate the handle 21 to make the limit protrusion 20 enter the corresponding limit groove 23, thereby fixing the first moving plate 12 at this position, which can facilitate the unloading or handling of goods by personnel; When the first moving plate 12 drives the unloading plate 24 to move to the outside, the unloading plate 24 can be placed on the ground for unloading, or the goods can be transported between adjacent carriages through the supporting action of the structural reinforcing rod 26, improving the work efficiency of the staff.

[0038] The above are only the preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. A basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage, comprising a carriage body (1), characterized in that, A first groove (2) is formed in the carriage main body (1). A plurality of first through grooves (3) distributed in an array are formed in the first groove (2). A jacking plate (4) is arranged in the first groove (2). A plurality of filling plates (5) corresponding to the plurality of first through grooves (3) one by one are arranged on the jacking plate (4). A supporting unit for supporting the jacking plate (4) is arranged in the first groove (2). The supporting unit can drive the jacking plate (4) to make the filling plate (5) flush with the lower end surface of the carriage main body (1).

2. The carriage of a basalt fiber heat-insulating, lightweight cold chain transport vehicle according to claim 1, characterized in that A box door (6) is arranged on the carriage main body (1).

3. The basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage according to claim 2, characterized in that The supporting unit includes symmetrically arranged support plates (7) for supporting the jacking plate (4). A connecting curved plate (8) is fixedly connected to the side surface of the support plate (7). A rotating sleeve (9) is fixedly connected to the side surface of the connecting curved plate (8). Symmetrically arranged second grooves (10) are formed in the first groove (2). A first rotating shaft (11) is fixedly connected in the second groove (10). The rotating sleeve (9) is sleeved on the outer side of the first rotating shaft (11). A first moving plate (12) is slidably arranged in the first groove (2). A first connecting plate (13) is fixedly connected to the lower end of the support plate (7). A first inclined surface (14) is arranged at the lower end of the first connecting plate (13). Both sides of the first moving plate (12) are connected to the first groove (2) through a guiding unit. A pulling and limiting unit is further arranged on the first moving plate (12).

4. The basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage according to claim 3, characterized in that The guiding unit includes symmetrically arranged guiding grooves (15) formed in the side wall of the first groove (2). A guiding rod (16) is fixedly connected in the guiding groove (15). First moving blocks (17) are fixedly connected to both sides of the first moving plate (12). The first moving blocks (17) are sleeved on the outer side of the guiding rod (16). The first moving blocks (17) are connected to the side wall of the guiding groove (15) through first springs (18) for providing elastic force. The first springs (18) are sleeved on the outer side of the guiding rod (16).

5. The basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage according to claim 3, wherein, The pulling and limiting unit includes a pulling rod (19) inserted into the first moving plate (12). A limiting protrusion (20) is fixedly connected to the pulling rod (19). A handle (21) is fixedly connected to the end of the pulling rod (19). A second through groove (22) for the limiting protrusion (20) to rotate is formed in the first moving plate (12). A plurality of limiting grooves (23) distributed in an array and cooperating with the limiting protrusion (20) are arranged in the first groove (2).

6. The basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage according to claim 3, characterized in that, The first moving plate (12) is rotatably connected to a unloading plate (24) through a plurality of hinges (39) distributed in an array. An extending unit for facilitating unloading is arranged on the side surface of the unloading plate (24).

7. A basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage according to claim 6, wherein A plurality of sixth grooves (25) are formed in the carriage body (1) and are distributed in an array. A structural reinforcement rod (26) is inserted into each of the sixth grooves (25). A plurality of the structural reinforcement rods (26) are fixedly connected to a magnetic plate (27), and the magnetic plate (27) is magnetically connected to the carriage body (1).

8. The carriage of a basalt fiber heat-insulating, lightweight cold-chain transport vehicle according to claim 6, characterized in that, The extension unit includes a plurality of third grooves (28) formed in the side surface of the first moving plate (12) and distributed in an array. An extension rod (29) is inserted into each of the third grooves (28). The upper end of the extension rod (29) is fixedly connected with an anti - detachment protrusion (30). An anti - detachment plate (31) is fixedly connected to the third groove (28). A structural reinforcement rib (32) is fixedly connected to the side surface of the anti - detachment protrusion (30). A fourth groove (33) matching with the structural reinforcement rib (32) is formed in the third groove (28). The end of the extension rod (29) is fixedly connected with a second connecting plate (34), and a connecting unit for connecting with other carriages is arranged on the second connecting plate (34).

9. The basalt fiber heat-insulating, lightweight cold-chain transport vehicle carriage according to claim 8, characterized in that, A second inclined surface (35) is arranged on the second connecting plate (34).

10. The carriage of a basalt fiber heat-insulating, lightweight cold-chain transport vehicle according to claim 8, characterized in that, The connecting unit includes a fifth groove (36) formed in the second connecting plate (34). A clamping plate (37) is arranged in the fifth groove (36). The side surface of the clamping plate (37) is connected to the side wall of the fifth groove (36) through a plurality of second springs (38) for providing elastic force.

Citation Information

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