Heat preservation box structure and heat preservation box

Abstract

The heat preservation box structure comprises a box body, a bottom frame structure is arranged at the bottom of an inner cavity of the box body, and the heat preservation box structure is characterized in that the bottom frame structure comprises two bottom side beams, and a heat preservation bottom frame and an auxiliary bottom frame located at the front end of the heat preservation bottom frame are fixed between the two bottom side beams; the heat preservation bottom frame comprises a bottom plate and a main floor which are fixed between the two bottom side beams, the main floor is located above the bottom plate, and the space between the main floor and the bottom plate is filled with a foaming layer. The auxiliary chassis comprises a plurality of bottom cross beams fixed between the two bottom side beams, the bottom cross beams are distributed in the lengthwise direction of the box body, and auxiliary floors are fixed to the top faces of the bottom cross beams. By means of the structural design, the foaming length of the bottom frame structure is shortened, when the bottom frame structure is used for foaming, foaming equipment of a common specification is adopted instead of foaming equipment of a large specification, namely, the requirement for the foaming equipment is reduced, the application range of the foaming equipment is further expanded, and the production cost is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of containers, in particular to a heat preservation box structure and a heat preservation box. Background Art

[0002] The insulated box is used to transport specific goods. The existing insulated box includes a box body, and an integral bottom frame is provided at the bottom of the box body. The bottom frame includes a bottom plate and a floor located above the bottom plate. A foaming space is formed between the bottom plate and the floor. The foaming space is filled with a foaming layer. A partition is provided in the inner cavity of the box body. The partition is fixed to the floor to separate the inner cavity of the box body into an equipment compartment and an insulation compartment. The equipment compartment is used to install refrigeration equipment, and the insulation compartment is used to place specific goods. However, the above-mentioned bottom frame is an integral structure. When the bottom frame is foamed, the entire bottom frame needs to be placed on the foaming equipment, which leads to high requirements for the foaming equipment and increases the production cost. Utility Model Content

[0003] In view of the deficiencies in the prior art, the purpose of the utility model is to provide an insulation box structure and an insulation box, wherein a sub-frame for installing equipment is provided at the front end of the insulation frame to shorten the foaming length of the frame structure, thereby reducing the requirements for the foaming equipment.

[0004] To achieve the above purpose, the embodiment of the utility model adopts the following technical solutions:

[0005] The heat preservation box structure comprises: a box body, a bottom frame structure is provided at the bottom of the inner cavity of the box body, the bottom frame structure comprises two opposite bottom side beams, a heat preservation bottom frame and a sub-bottom frame located at the front end of the heat preservation bottom frame are fixed between the two bottom side beams;

[0006] The thermal insulation chassis comprises a bottom plate fixed between the two bottom side beams and a main floor plate, wherein the main floor plate is located above the bottom plate and a foaming layer is filled between the main floor plate and the bottom plate;

[0007] The sub-frame includes a plurality of bottom cross beams fixed between the two bottom side beams, the plurality of bottom cross beams are distributed along the longitudinal direction of the box body and a sub-floor is fixed on the top surface thereof, an inner partition wall located in the inner cavity of the box body is fixed between the sub-floor and the main floor, the inner partition wall is arranged along the transverse direction of the box body, so that the inner cavity of the box body is divided into an equipment compartment and an insulation compartment on the front and rear sides of the inner partition wall, respectively.

[0008] Furthermore, an upper crossbeam is fixed to the top surface of each bottom crossbeam, and the auxiliary floors are fixed to the top surfaces of a plurality of upper crossbeams.

[0009] Furthermore, the rear end of the secondary floor extends to the front side of the inner partition wall and the two are welded and fixed, and the main floor extends to the rear side of the inner partition wall and the two are welded and fixed.

[0010] Furthermore, a front cross beam is fixed between the two bottom side beams and is located below the main floor and fixed to the front end of the main floor. The inner partition wall includes a front wall panel and a rear wall panel located behind the front wall panel. A front sealing plate is fixed between the front wall panel and the front cross beam, so that the front wall panel, the rear wall panel, the main floor and the bottom plate form a foaming space, and the foaming space is filled with the foaming layer.

[0011] Furthermore, the front cross beam is retracted rearward relative to the front end of the main floor, the upper end of the front cover plate is welded and fixed to the front wall panel, and the lower end of the front cover plate is bent and extended downward and toward the front cross beam to form a fixing portion, and the fixing portion is welded and fixed to the front cross beam.

[0012] Furthermore, a rear sealing plate is provided between the rear wall panel and the front end of the main floor, the upper end of the rear sealing plate is fixed to the rear wall panel, and the lower end of the rear sealing plate is bent downward and backward to extend to form a connecting portion, and the connecting portion is fixed to the top surface of the main floor.

[0013] Furthermore, a front cross beam is fixed between the two bottom side beams and is located below the main floor and fixed to the front end of the main floor. The secondary floor is higher than the front cross beam and a front covering plate is provided between the two. The upper end of the front covering plate is welded to the bottom surface of the secondary floor, the bottom end of the front covering plate is welded to the front side of the front cross beam, and the bottom end of the front wall panel of the inner partition wall is welded to the top surface of the secondary floor.

[0014] Furthermore, the secondary floor is higher than the main floor, and a support block tightly fitting with the top surface of the front cross beam and the bottom surface of the main floor is fixed between the two, and the rear wall panel of the inner partition wall is also welded with a plurality of reinforcing ribs, which are evenly distributed in the up and down directions and extend along the lateral direction.

[0015] The insulation box structure of the utility model is provided with a sub-frame for installing equipment at the front end of the insulation base frame, that is, the sub-frame is a common base frame, and does not need to be foamed, thereby shortening the foaming length of the base frame structure. When the base frame structure is foamed, it is not necessary to use large-scale foaming equipment for foaming, but ordinary-scale foaming equipment can be used, that is, the requirements for the foaming equipment are reduced, thereby expanding the use range of the foaming equipment, so that the production cost is reduced. The insulation box structure of the utility model has the characteristics of less foaming material, simple structure and low production cost.

[0016] An embodiment of the utility model further provides an insulation box, comprising the insulation box structure described in any of the above embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1This is a top view of the heat preservation box structure of the utility model embodiment;

[0018] Figure 2 for Figure 1 AA direction cross-sectional view;

[0019] Figure 3 for Figure 2 Enlarged view of local B. DETAILED DESCRIPTION

[0020] Below, in conjunction with the accompanying drawings and specific implementation methods, the utility model is further described:

[0021] like Figures 1 to 3 As shown, an embodiment of the utility model provides an insulated box structure for transporting goods, including: a box body 1, a base frame structure 11 is provided at the bottom of the inner cavity 10 of the box body 1, the base frame structure 11 is connected to an inner partition wall 12 located in the inner cavity 10 of the box body, and the inner partition wall 12 is arranged along the transverse direction Y of the box body 1 to divide the inner cavity 10 of the box body 1 into an insulated compartment 14 and an equipment compartment 13.

[0022] The chassis structure 11 includes two bottom side beams 111 opposite to each other, the two bottom side beams 111 extend along the longitudinal direction X of the box body 1, and a heat preservation chassis 112 and a sub-chassis 113 located at the front end of the heat preservation chassis 112 are fixed between the two bottom side beams 111. The heat preservation chassis 112 includes a bottom plate 1121 fixed between the two bottom side beams 111 and a main floor 1122, the main floor 1122 is located above the bottom plate 1121 and a foaming layer 1120 is filled between the main floor 1122 and the bottom plate 1121, and the main floor 1122 is an aluminum floor. The sub-frame 113 includes a plurality of bottom cross beams 1131 fixed between the two bottom side beams 111, the plurality of bottom cross beams 1131 are distributed along the longitudinal direction X and a sub-floor 1132 is fixed on the top surface thereof, the sub-floor 1132 is a steel floor, and an inner partition wall 12 located in the inner cavity 10 of the box body is fixed between the sub-floor 1132 and the main floor 1122, the inner partition wall 12 is arranged along the transverse direction Y of the box body 1, so that the inner cavity 10 of the box body is respectively divided into an equipment compartment 13 and an insulation compartment 14 on the front and rear sides of the inner partition wall 12, the equipment compartment 13 is used to install refrigeration equipment, which is similar to a dry box, and the insulation compartment 14 is used to transport modular cargo barrels and is equipped with a cold box door (not shown). By providing a sub-frame 113 for installing equipment at the front end of the insulation frame 112, that is, the sub-frame 113 is an ordinary frame, there is no need to perform foaming processing, thereby shortening the foaming length of the frame structure 11. When the frame structure 11 is foamed, there is no need to use large-scale foaming equipment for foaming, but ordinary-scale foaming equipment can be used, that is, the requirements for the foaming equipment are reduced, thereby expanding the scope of use of the foaming equipment, reducing the production cost, and in addition, it is not only easy to install, but also can reduce the amount of foaming material used, further reducing the production cost.

[0023] In order to further enhance the structural strength of the sub-underframe 113, specifically, an upper crossbeam 1133 is fixed to the top surface of each bottom crossbeam 1131 by welding, and the sub-floor 1132 is fixed to the top surfaces of the multiple upper crossbeams 1133 by welding, and the rear end of the sub-floor 1132 extends to the front side of the inner partition wall 12 and the two are welded and fixed, and the main floor 1122 extends to the rear side of the inner partition wall 12 and the two are welded and fixed. In this embodiment, the bottom crossbeam 1131 and the upper crossbeam 1133 are both C-shaped reinforcement ribs 125, and the cross section of the C-shaped reinforcement rib is C-shaped.

[0024] Specifically, a front cross beam 1121 is fixed between the two bottom side beams and is located below the main floor 1122 and fixed to the front end of the main floor 1122. The front cross beam 1121 is retracted backward relative to the front end of the main floor 1122 to facilitate foaming; the inner partition wall 12 includes a front wall panel 121 and a rear wall panel 122 located on the rear side of the front wall panel 121. The front wall panel 121 and the rear wall panel 122 extend upward to the inner top wall of the inner cavity 10 of the box body and extend along the transverse direction Y to the opposite side walls of the box body 1. A front sealing plate 123 is fixed between the front wall panel 121 and the front cross beam 1121, so that the front wall panel 121, the rear wall panel 122, the main floor 1122 and the bottom plate 1121 enclose a foaming space, and the foaming space is used to fill the foaming material to form the foaming layer 1120.

[0025] In order to facilitate installation and simplify the structure, more specifically, the sub-floor 1132 is higher than the front cross beam 1121 and a front covering plate 123 is provided between the two. The upper end of the front covering plate 123 is welded to the bottom surface of the sub-floor 1132, the bottom end of the front covering plate 123 is welded to the front side of the front cross beam 1121, and the bottom end of the front wall panel 121 is welded to the top surface of the sub-floor 1132. To facilitate foaming, in the present embodiment, the sub-floor 1132 is higher than the main floor 1122, and a support block 1125 tightly fitting with the top surface of the front cross beam 1121 and the bottom surface of the main floor 1122 is fixed between the two, and the support block 1125 is a PE block; a rear sealing plate 124 is provided between the rear wall panel 122 and the front end of the main floor 1122, specifically, the upper end of the rear sealing plate 124 is welded and fixed to the rear wall panel 122, and the lower end of the rear sealing plate 124 is bent downward and backward to extend to form a connecting portion 1241, and the connecting portion 1241 is welded and fixed to the top surface of the main floor 1122.

[0026] In other embodiments, the upper end of the front sealing plate 123 is welded and fixed to the panel surface of the front wall panel 121, and the lower end of the front sealing plate 123 is bent and extended downward and toward the front cross beam 1121 to form a fixing portion 1231. The fixing portion 1231 is welded and fixed to the front side wall of the front cross beam 1121, and the rear end face of the sub-floor 1132 is welded to the front panel surface of the rear sealing plate 124 or the panel surface of the front wall panel 121. The structural assembly of the thermal insulation base frame 112 and the sub-base frame 113 is also convenient, and the specific structure to be adopted can be selected according to actual needs.

[0027] In order to enhance the structural strength of the inner partition wall 12, a plurality of reinforcing ribs 125 are welded to the rear wall panel 122 of the inner partition wall 12. The plurality of reinforcing ribs 125 are evenly distributed in the up and down directions and extend in the transverse direction Y. In this embodiment, there are two reinforcing ribs 125, and the specific number can be selected according to actual needs.

[0028] The insulation box structure of the utility model is provided with a sub-frame for installing equipment at the front end of the insulation base frame, that is, the sub-frame is a common base frame, and does not need to be foamed, thereby shortening the foaming length of the base frame structure. When the base frame structure is foamed, it is not necessary to use large-scale foaming equipment for foaming, but ordinary-scale foaming equipment can be used, that is, the requirements for the foaming equipment are reduced, thereby expanding the use range of the foaming equipment, so that the production cost is reduced. The insulation box structure of the utility model has the characteristics of less foaming material, simple structure and low production cost.

[0029] An embodiment of the utility model further provides an insulated box for transporting special goods, including the insulated box structure described in any of the above embodiments, wherein a transport modular cargo barrel is arranged in the inner cavity of the insulated box, and the cargo barrel is used to store the goods.

[0030] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein, and these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the various embodiments of the present invention.

Claims

1. The heat preservation box structure is characterized by: include: A box body, wherein a bottom frame structure is provided at the bottom of the inner cavity of the box body, wherein the bottom frame structure comprises two opposite bottom side beams, and a heat-insulating bottom frame and a sub-bottom frame located at the front end of the heat-insulating bottom frame are fixed between the two bottom side beams; The thermal insulation chassis comprises a bottom plate fixed between the two bottom side beams and a main floor plate, wherein the main floor plate is located above the bottom plate and a foaming layer is filled between the main floor plate and the bottom plate; The sub-frame includes a plurality of bottom cross beams fixed between the two bottom side beams, the plurality of bottom cross beams are distributed along the longitudinal direction of the box body and a sub-floor is fixed on the top surface thereof, an inner partition wall located in the inner cavity of the box body is fixed between the sub-floor and the main floor, the inner partition wall is arranged along the transverse direction of the box body, so that the inner cavity of the box body is divided into an equipment compartment and an insulation compartment on the front and rear sides of the inner partition wall, respectively.

2. The heat preservation box structure according to claim 1, characterized in that: An upper crossbeam is fixed to the top surface of each bottom crossbeam, and the auxiliary floors are fixed to the top surfaces of a plurality of upper crossbeams.

3. The heat preservation box structure according to claim 1, characterized in that: The rear end of the auxiliary floor extends to the front side of the inner partition wall and the two are welded and fixed, and the main floor extends to the rear side of the inner partition wall and the two are welded and fixed.

4. The heat preservation box structure according to claim 1, characterized in that: A front cross beam is fixed between the two bottom side beams and is located below the main floor and fixed to the front end of the main floor. The inner partition wall includes a front wall panel and a rear wall panel located behind the front wall panel. A front sealing plate is fixed between the front wall panel and the front cross beam, so that the front wall panel, the rear wall panel, the main floor and the bottom plate form a foaming space, and the foaming space is filled with the foaming layer.

5. The heat preservation box structure according to claim 4, characterized in that: The front cross beam is retracted rearward relative to the front end of the main floor, the upper end of the front cover plate is welded and fixed to the front wall panel, and the lower end of the front cover plate is bent and extended downward and toward the front cross beam to form a fixing portion, and the fixing portion is welded and fixed to the front cross beam.

6. The heat preservation box structure according to claim 4, characterized in that: A rear sealing plate is provided between the rear wall plate and the front end of the main floor, the upper end of the rear sealing plate is fixed to the rear wall plate, and the lower end of the rear sealing plate is bent downward and backward to extend to form a connecting portion, and the connecting portion is fixed to the top surface of the main floor.

7. The heat preservation box structure according to claim 1, characterized in that: A front cross beam is fixed between the two bottom side beams and is located below the main floor and fixed to the front end of the main floor. The secondary floor is higher than the front cross beam and a front covering plate is provided between the two. The upper end of the front covering plate is welded to the bottom surface of the secondary floor, the bottom end of the front covering plate is welded to the front side of the front cross beam, and the bottom end of the front wall panel of the inner partition wall is welded to the top surface of the secondary floor.

8. The heat preservation box structure according to claim 7, characterized in that: The secondary floor is higher than the main floor, and a support block tightly fitting with the top surface of the front cross beam and the bottom surface of the main floor is fixed between the two. The rear wall panel of the inner partition wall is also welded with a plurality of reinforcing ribs, which are evenly distributed in the up and down directions and extend in the lateral direction.

9. Insulation box, characterized in that: It comprises the thermal insulation box structure as described in any one of claims 1 to 8.

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