CN213800901U - Case bottom structure and packing box - Google Patents
Case bottom structure and packing box Download PDFInfo
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- CN213800901U CN213800901U CN202022072987.1U CN202022072987U CN213800901U CN 213800901 U CN213800901 U CN 213800901U CN 202022072987 U CN202022072987 U CN 202022072987U CN 213800901 U CN213800901 U CN 213800901U
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Abstract
The utility model discloses a case substructure, its characterized in that: comprises two bottom beams (1) and a bottom plate (2); the two bottom beams (1) are oppositely arranged; the bottom plate (2) comprises two bottom beam connecting plates (2-1), and the two bottom beam connecting plates (2-1) are respectively used for being connected with the two bottom beams (1); the two bottom beam connecting plates (2-1) respectively comprise a lower horizontal section (2-11), a vertical section (2-12) and an upper horizontal section (2-13); the lower horizontal sections (2-11) of the two bottom beam connecting plates (2-1) are respectively clung to the bottom surfaces of the two bottom beams (1), the vertical sections (2-12) of the two bottom beam connecting plates (2-1) are respectively clung to the inner side surfaces of the two bottom beams (1), and the upper horizontal sections (2-13) of the two bottom beam connecting plates (2-1) are fixedly connected. The utility model discloses have that intensity is reliable, wear-resisting durable, non-deformable, easy change, more lightweight, save material, the fork truck fork that also is convenient for simultaneously transports.
Description
Technical Field
The utility model belongs to a case bottom structure and packing box.
Background
Reference is made to fig. 1, which is a bottom structure of a conventional cargo box, and the bottom structure comprises two bottom beams (N-1), an upper connecting plate (N-2) and a lower connecting plate (N-3), wherein two ends of the upper connecting plate (N-2) are tightly attached to the top surfaces of the two bottom beams (N-1) and fixed through upper screws (N-4), and two ends of the lower connecting plate (N-3) are tightly attached to the bottom surfaces of the two bottom beams (N-1) and fixed through lower screws (N-5). The bottom beam (N-1) is made of non-metal materials (such as plastics) so as to reduce weight; and the upper connecting plate (N-2) and the lower connecting plate (N-3) are made of steel materials to bear and support the goods in the box. The prior box bottom structure is found to have the following defects in the production and use processes and is analyzed as follows:
firstly, when the box bottom acts on external force, the two bottom beams (N-1) are easy to be loosened by being pressed in opposite directions or being stressed in opposite directions due to collision;
secondly, the upper connecting plate (N-2) and the lower connecting plate (N-3) are respectively fixed up and down, and the two connecting plates are not beneficial to light weight and material saving, so that the problem of high cost exists, and the defects are more obvious when the appearance of the container is larger;
thirdly, when the bottom surfaces of the lower connecting plate (N-3) and the two bottom beams (N-1) are fixed through the lower screws (N-5), the lower screws (N-5) are exposed at the bottom, and the service life is influenced because the lower screws (N-5) are easy to loosen after long-term use, abrasion, vibration and collision.
SUMMERY OF THE UTILITY MODEL
In order to solve the above-mentioned defect or defects that exist among the prior art, the utility model provides a case bottom structure.
In order to achieve the above object, the utility model provides a box bottom structure, its characterized in that: comprises two bottom beams (1) and a bottom plate (2); the two bottom beams (1) are oppositely arranged; the bottom plate (2) comprises two bottom beam connecting plates (2-1), and the two bottom beam connecting plates (2-1) are respectively used for being connected with the two bottom beams (1); the two bottom beam connecting plates (2-1) respectively comprise a lower horizontal section (2-11), a vertical section (2-12) and an upper horizontal section (2-13); the lower horizontal sections (2-11) of the two bottom beam connecting plates (2-1) are respectively clung to the bottom surfaces of the two bottom beams (1); the vertical sections (2-12) of the two bottom beam connecting plates (2-1) are respectively clung to the inner side surfaces of the two bottom beams (1); the upper horizontal sections (2-13) of the two bottom beam connecting plates (2-1) are fixedly connected.
Furthermore, the bottom plate (2) also comprises an intermediate connecting plate (2-2), the intermediate connecting plate (2-2) is positioned between the two bottom beam connecting plates (2-1), and two ends of the intermediate connecting plate (2-2) are respectively fixedly connected with the upper horizontal sections (2-13) of the two bottom beam connecting plates (2-1).
Preferably, the end part of the middle connecting plate (2-2) is fixed with the upper horizontal section (2-13) of the bottom beam connecting plate (2-1) through a first screw or a first rivet.
As a second optimization, the end part of the middle connecting plate (2-2) and the upper horizontal section (2-13) of the bottom beam connecting plate (2-1) are fixed through welding.
Furthermore, the vertical section (2-12) of the bottom beam connecting plate (2-1) is fixed with the inner side surface of the bottom beam (1) through a second screw or a second rivet.
Preferably, the middle connecting plate (2-2) is a patterned steel plate; the upper surface of the middle connecting plate (2-2) is provided with a pattern structure.
Another object of the utility model is to provide a packing box, its characterized in that: the box bottom structure is characterized by comprising the box bottom structure in any one of the technical schemes.
The utility model discloses beneficial effect: the utility model has the advantages of intensity is reliable, wear-resisting durable, non-deformable, easy change, more lightweight, save material, the fork truck fork of also being convenient for simultaneously transports.
Drawings
Fig. 1 is a schematic structural diagram of a conventional tank bottom structure.
Fig. 2 is a schematic structural diagram of a bottom structure of a container in the present invention in an embodiment.
Fig. 3 is a schematic structural diagram of a case bottom structure according to the second embodiment of the present invention.
Fig. 4 is a schematic structural diagram of a bottom structure of a box of the present invention in a third embodiment.
Fig. 5 is a schematic structural view of a cargo box according to the present invention.
Detailed Description
The invention will be further explained with reference to the following figures and examples:
the first embodiment is as follows: referring to fig. 2, a tank bottom structure comprises two bottom beams 1 and a bottom plate 2; the two bottom beams 1 are arranged opposite to each other in the left-right direction.
The bottom plate 2 comprises two bottom beam connecting plates 2-1, and the two bottom beam connecting plates 2-1 are respectively used for being connected with the two bottom beams 1.
The two bottom beam connecting plates 2-1 respectively comprise a lower horizontal section 2-11, a vertical section 2-12 and an upper horizontal section 2-13.
As can be seen from fig. 2, the sill web 2-1 is Z-shaped in profile.
The lower horizontal sections 2-11 of the two bottom beam connecting plates 2-1 are respectively clung to the bottom surfaces of the two bottom beams 1; the vertical sections 2-12 of the two bottom beam connecting plates 2-1 are respectively clung to the inner side surfaces of the two bottom beams 1; the upper horizontal sections 2-13 of the two bottom beam connecting plates 2-1 are fixedly connected.
Further, the vertical section 2-12 of the bottom beam connecting plate 2-1 is fixed with the inner side surface of the bottom beam 1 through a second screw 3 or a second rivet.
In the embodiment, the ends of the upper horizontal sections 2-13 of the two bottom beam connecting plates 2-1 are welded and fixed.
In other embodiments, the ends of the upper horizontal sections 2-13 of the two bottom beam connecting plates 2-1 can be fixed by bolts, rivets, etc.
Specifically, the two bottom beams 1 are made of non-metal materials (such as engineering plastics), and the bottom plate 2 is made of metal materials (such as steel or aluminum alloy).
In the embodiment, the bottom beams 1 are clamped in the right angle formed between the horizontal section 2-11 and the vertical section 2-12 of the bottom beam connecting plate 2-1, and meanwhile, the vertical section 2-12 is used for preventing the bottom beams 1 from deforming inwards, so that when the box bottom acts as an external force, the two bottom beams are not easy to extrude or collide in opposite directions to bear force in opposite directions to loosen, and compared with the existing structure, the structure has the advantages of better compression resistance and torsion resistance.
In the embodiment, because the appearance areas of the two bottom beam connecting plates 2-1 are opposite to those of the two connecting plates adopted in the prior art, nearly half of materials can be saved, the weight is reduced, the cost is reduced, the weight proportion during transportation is reduced, and especially when the appearance of the container is larger, the advantages of the structure of the utility model are more obviously embodied;
in the embodiment, the vertical section 2-12 of the bottom beam connecting plate 2-1 is fixed with the inner side surface of the bottom beam 1 through the second screw 3 or the second rivet, so that the second screw 3 or the second rivet is not exposed, contact friction with the ground (or other placing planes) is avoided, the bottom beam cannot be touched, the bottom beam connecting plate is more wear-resistant and impact-resistant, is not easy to loosen, and the service life can be prolonged. In addition, after the second screw 3 or the second rivet is loosened, the two base beam connecting plates 2-1 can be removed integrally (e.g., welded integrally) or separately, and thus can be replaced.
In the embodiment, as the space is reserved below the two bottom beam connecting plates 2-1, the fork head of the forklift can be conveniently inserted to realize forking, and the forklift is convenient to carry or transfer positions.
Example two: referring to fig. 3, a tank bottom structure comprises two bottom beams 1 and a bottom plate 2.
The two bottom beams 1 are arranged opposite to each other in the left-right direction.
The bottom plate 2 comprises two bottom beam connecting plates 2-1 and a middle connecting plate 2-2, and the two bottom beam connecting plates 2-1 are respectively used for being connected with the two bottom beams 1.
The two bottom beam connecting plates 2-1 respectively comprise a lower horizontal section 2-11, a vertical section 2-12 and an upper horizontal section 2-13.
As can be seen from fig. 2, the sill web 2-1 is Z-shaped in profile.
The lower horizontal sections 2-11 of the two bottom beam connecting plates 2-1 are respectively clung to the bottom surfaces of the two bottom beams 1; the vertical sections 2-12 of the two bottom beam connecting plates 2-1 are respectively clung to the inner side surfaces of the two bottom beams 1; the upper horizontal sections 2-13 of the two bottom beam connecting plates 2-1 are fixedly connected through a middle connecting plate 2-2.
Further, the vertical section 2-12 of the bottom beam connecting plate 2-1 is fixed with the inner side surface of the bottom beam 1 through a second screw 3 or a second rivet.
Specifically, the middle connecting plate 2-2 is located between the two bottom beam connecting plates 2-1, and two ends of the middle connecting plate 2-2 are respectively fixedly connected with the upper horizontal sections 2-13 of the two bottom beam connecting plates 2-1.
In the embodiment, two ends of the middle connecting plate 2-2 are respectively welded and fixed with the ends of the upper horizontal sections 2-13 of the two bottom beam connecting plates 2-1.
Preferably, the upper surface of the middle connecting plate 2-2 is flush with the upper surfaces of the upper horizontal sections 2-13 of the two bottom beam connecting plates 2-1.
Preferably, the intermediate connecting plate 2-2 is a patterned steel plate; the upper surface of the middle connecting plate 2-2 is provided with a pattern structure. When goods are placed on the upper surface of the middle connecting plate 2-2, the goods are not easy to slide.
In the embodiment, the bottom beams 1 are clamped in the right angle formed between the horizontal section 2-11 and the vertical section 2-12 of the bottom beam connecting plate 2-1, and meanwhile, the vertical section 2-12 is used for preventing the bottom beams 1 from deforming inwards, so that when the box bottom acts as an external force, the two bottom beams are not easy to extrude or collide in opposite directions to bear force in opposite directions to loosen, and compared with the existing structure, the structure has the advantages of better compression resistance and torsion resistance.
In the embodiment, because the appearance areas of the two bottom beam connecting plates 2-1 are opposite to those of the two connecting plates adopted in the prior art, nearly half of materials can be saved, the weight is reduced, the cost is reduced, the weight proportion during transportation is reduced, and especially when the appearance of the container is larger, the advantages of the structure of the utility model are more obviously embodied;
in the embodiment, the vertical section 2-12 of the bottom beam connecting plate 2-1 is fixed with the inner side surface of the bottom beam 1 through the second screw 3 or the second rivet, so that the second screw 3 or the second rivet is not exposed, contact friction with the ground (or other placing planes) is avoided, the bottom beam cannot be touched, the bottom beam connecting plate is more wear-resistant and impact-resistant, is not easy to loosen, and the service life can be prolonged. In addition, after the second screw 3 or the second rivet is loosened, the two base beam connecting plates 2-1 can be removed integrally (e.g., welded integrally) or separately, and thus can be replaced.
In the embodiment, as the space is reserved below the intermediate connecting plate 2-2, the fork head of the forklift can be conveniently inserted to realize forking, and the forklift is convenient to carry or transfer positions.
Example three: referring to fig. 4, the present embodiment is substantially the same as the second embodiment, except that:
in the embodiment, the end of the middle connecting plate 2-2 is fixed with the upper horizontal section 2-13 of the bottom beam connecting plate 2-1 through a first screw or a first rivet. The intermediate connecting plate 2-2 can be detached, so that the parts of the container can be conveniently transported to foreign countries and then assembled to form the container when the container is exported.
Preferably, the left end and the right end of the middle connecting plate 2-2 are respectively flush with the vertical sections 2-12 of the two bottom beam connecting plates 2-1.
Example four: referring to fig. 5, a cargo container having a base structure according to any one of embodiments 1-3.
Two positioning right angles are formed between the lower horizontal section 2-11 and the vertical section 2-12 of the bottom beam connecting plate 2-1. Therefore, the bottom plate 2 is provided with two positioning right angles and a middle projection for bilateral positioning when the two bottom beams 1 are assembled, so that when the container is sold and delivered to foreign places or is assembled after being exported to foreign countries, the bottom plate 2 can accurately position the bottom beams 1 during installation, the accurate interchangeability of the container during assembly in the foreign places can be ensured, and firmness and reliability are ensured.
The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.
Claims (6)
1. A case bottom structure which characterized in that: comprises two bottom beams (1) and a bottom plate (2);
the two bottom beams (1) are oppositely arranged;
the bottom plate (2) comprises two bottom beam connecting plates (2-1), and the two bottom beam connecting plates (2-1) are respectively used for being connected with the two bottom beams (1);
the two bottom beam connecting plates (2-1) respectively comprise a lower horizontal section (2-11), a vertical section (2-12) and an upper horizontal section (2-13);
the lower horizontal sections (2-11) of the two bottom beam connecting plates (2-1) are respectively clung to the bottom surfaces of the two bottom beams (1); the vertical sections (2-12) of the two bottom beam connecting plates (2-1) are respectively clung to the inner side surfaces of the two bottom beams (1); the upper horizontal sections (2-13) of the two bottom beam connecting plates (2-1) are fixedly connected.
2. A tank bottom structure according to claim 1, characterized in that: the bottom plate (2) further comprises an intermediate connecting plate (2-2), the intermediate connecting plate (2-2) is located between the two bottom beam connecting plates (2-1), and two ends of the intermediate connecting plate (2-2) are fixedly connected with the upper horizontal sections (2-13) of the two bottom beam connecting plates (2-1) respectively.
3. A tank bottom structure according to claim 2, characterized in that: the end part of the middle connecting plate (2-2) is fixed with the upper horizontal section (2-13) of the bottom beam connecting plate (2-1) through a first screw or a first rivet.
4. A tank bottom structure according to claim 2, characterized in that: the end part of the middle connecting plate (2-2) is fixed with the upper horizontal section (2-13) of the bottom beam connecting plate (2-1) by welding.
5. A tank bottom structure according to any of claims 1-4, characterized in that: and the vertical section (2-12) of the bottom beam connecting plate (2-1) is fixed with the inner side surface of the bottom beam (1) through a second screw or a second rivet.
6. A tank bottom structure according to any of claims 2-4, characterized in that: the middle connecting plate (2-2) is a patterned steel plate; the upper surface of the middle connecting plate (2-2) is provided with a pattern structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022072987.1U CN213800901U (en) | 2020-09-21 | 2020-09-21 | Case bottom structure and packing box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022072987.1U CN213800901U (en) | 2020-09-21 | 2020-09-21 | Case bottom structure and packing box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213800901U true CN213800901U (en) | 2021-07-27 |
Family
ID=76954140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022072987.1U Active CN213800901U (en) | 2020-09-21 | 2020-09-21 | Case bottom structure and packing box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213800901U (en) |
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2020
- 2020-09-21 CN CN202022072987.1U patent/CN213800901U/en active Active
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