Plate body rotating structure and barbecue oven
By employing hinge components and limiting plates in the design of the barbecue grill, the reliability and stability issues of the rotating connection between the plates are solved, achieving a reliable rotating connection between the plates and improving the stability of the barbecue grill in use.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- NINGBO SANHUAN INNOVATION TOOLS
- Filing Date
- 2025-07-25
- Publication Date
- 2026-06-26
AI Technical Summary
The existing rotating connection structure of the grill plate has problems with low assembly precision and poor reliability, making it difficult to guarantee the stability of the rotating connection.
The hinge assembly is used for the rotational connection of the plates. Through the design of the hinge and the limiting plate, combined with the rivet fixing and the pin rotation connection, the reliability and stability between the plates are improved.
This improves the reliability and stability of the rotating connection of the plate, ensuring the stability and durability of the foldable structure of the barbecue grill during use.
Smart Images
Figure CN224403460U_ABST
Abstract
Description
Technical Field
[0001] This utility model relates to the field of barbecue equipment technology, specifically to a plate rotating structure and a barbecue oven. Background Technology
[0002] A barbecue grill is a device used to grill food. Currently, Chinese Patent Publication No. CN222425858U discloses a barbecue rack with a combustion tube anti-detachment function. In this barbecue rack structure, to facilitate folding, the adjacent sides of the first and second side plates are rotatably connected, and the two plates in the first side plate are also rotatably connected. Furthermore, the support plate and the second side plate are also rotatably connected. According to the accompanying drawings of the aforementioned patent, in each of the above-mentioned rotatable connection structures, the sides of the first, second, and support plates need to be stamped to form lugs, and a rotating shaft needs to be inserted into the lugs to achieve the rotatable connection between the two components. However, using the above-mentioned rotatable connection method makes it difficult to guarantee the coaxiality of the connecting holes in the lugs rotatably connected to the same rotating shaft, resulting in low assembly precision and poor reliability of the rotatable connection between the two components. Utility Model Content
[0003] The technical problem to be solved by this utility model is to provide a plate rotation structure and a barbecue oven. When the plate rotation structure is applied to the corresponding rotation connection structure in a foldable barbecue oven, it can improve the reliability and stability of the rotation connection between the two components.
[0004] This utility model provides a plate rotation structure, including a first plate and a second plate, with adjacent sides of the first plate and the second plate rotatably connected by a plurality of hinge assemblies spaced apart; each hinge assembly includes a first hinge member and a second hinge member rotatably connected to each other; the first hinge member is provided with a first limiting piece, and the first plate is provided with a first insertion hole adapted to the first limiting piece, the first limiting piece being inserted into the first insertion hole, and the first hinge member being fastened to the first plate; the second hinge member is provided with a second limiting piece, and the second plate is provided with a second insertion hole adapted to the second limiting piece, the second limiting piece being inserted into the second insertion hole, and the second hinge member being fastened to the second plate.
[0005] By adopting the above structure, this utility model can improve the reliability and stability of the rotational connection between two components when the plate rotational structure is applied to the corresponding rotational connection structure in a foldable barbecue grill.
[0006] In one possible implementation, the first limiting piece is disposed at the outer end of the first hinge member and is formed by bending the outer end of the first hinge member; by adopting this structure, since the first limiting piece is formed by bending the outer end of the first hinge member, it has the advantages of convenient formation of the first limiting piece and high reliability of connection between the first limiting piece and the first hinge member.
[0007] In one possible implementation, the second limiting piece is disposed at the outer end of the second hinge and is formed by bending the outer end of the second hinge. By adopting this structure, since the second limiting piece is formed by bending the outer end of the second hinge, it has the advantages of convenient formation of the second limiting piece and high reliability of connection between the second limiting piece and the second hinge.
[0008] In one possible implementation, the first hinge is riveted to the first plate by a first rivet; with this structure, the first hinge can be reliably riveted to the first plate by the first rivet to fasten the first hinge to the first plate.
[0009] In one possible implementation, the second hinge is riveted to the second plate by a second rivet; with this structure, the second hinge can be reliably riveted to the second plate by the second rivet to secure the second hinge to the second plate.
[0010] In one possible implementation, the first hinge member is provided with a pair of first hinge ears, and the second hinge member is provided with a pair of second hinge ears. The first hinge member and the second hinge member in each hinge assembly are rotatably connected by a pin passing through the pair of first hinge ears and the pair of second hinge ears. With this structure, the first hinge member and the second hinge member in each hinge assembly can be reliably rotatably connected together under the action of the pair of first hinge ears, the pair of second hinge ears, and the pin.
[0011] In one possible implementation, the first hinge lug is formed by bending the side of the first hinge member; by adopting this structure, it has the advantages of high connection strength between the first hinge lug and the first hinge member, and the advantages of easy formation of the first hinge lug.
[0012] In one possible implementation, the second hinge lug is formed by bending the side of the second hinge member; by adopting this structure, it has the advantages of high connection strength between the second hinge lug and the second hinge member, and the advantages of convenient formation of the second hinge lug.
[0013] A barbecue grill includes a grill body and two bottom plates symmetrically arranged front-to-back at the bottom of the grill body. The grill body includes two first side plates symmetrically arranged left-to-right and two second side plates symmetrically arranged front-to-back. The two first side plates and the two second side plates form a frame shape of the grill body. Each first side plate includes two support plates symmetrically arranged front-to-back. Adjacent sides of the first and second side plates are rotatably connected by the aforementioned plate rotation structure, and the first and second side plates respectively form a first plate body and a second plate body. Opposite sides of the two support plates in each first side plate are rotatably connected by the aforementioned plate rotation structure, and the two support plates respectively form a first plate body and a second plate body. The opposite sides of the two bottom plates are connected by the aforementioned plate rotation structure. The bottom plate and the second side plate are rotatably connected to the inner wall of the corresponding side plate, and the bottom plate and the second side plate respectively form a first plate body and a second plate body. In the above structure, the adjacent sides of the first side plate and the second side plate are rotatably connected by the plate body rotation structure described above. The opposite sides of the two support plates in each first side plate are rotatably connected by the plate body rotation structure described above. After the two bottom plates are rotatably connected to the inner wall of the corresponding side plate of the second side plate by the plate body rotation structure described above, the reliability of the rotatable connection between the first side plate and the second side plate can be improved. The reliability of the rotatable connection between the opposite sides of the two support plates can be improved. The reliability of the rotatable connection between the opposite sides of the two bottom plates and the inner wall of the corresponding side plate of the second side plate can be improved. Attached Figure Description
[0014] Figure 1 A schematic diagram of the three-dimensional structure after the first and second plates are rotated and connected.
[0015] Figure 2 for Figure 1 A magnified structural diagram of point A in the middle;
[0016] Figure 3 This is a cross-sectional structural diagram showing the first and second plates after rotational connection.
[0017] Figure 4 This is a three-dimensional structural diagram of a barbecue grill;
[0018] Figure 5 A schematic diagram of the three-dimensional structure of a barbecue grill after removing part of its structure. Detailed Implementation
[0019] First, those skilled in the art should understand that these embodiments are merely used to explain the technical principles of the embodiments of this application and are not intended to limit the scope of protection of the embodiments of this application. Those skilled in the art can make adjustments as needed to adapt to specific application scenarios.
[0020] In the description of the embodiments of this application, it should be noted that, unless otherwise explicitly specified and limited, the terms "connected" and "linked" should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium. Those skilled in the art can understand the specific meaning of the above terms in the embodiments of this application based on the specific circumstances.
[0021] In the embodiments of this application, unless otherwise expressly specified and limited, "above" or "below" the second feature can mean that the first feature is in direct contact with the second feature, or that the first feature is in indirect contact with the second feature through an intermediate medium. Furthermore, "above," "on top of," and "over" the second feature can mean that the first feature is directly above or diagonally above the second feature, or simply that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature can mean that the first feature is directly below or diagonally below the second feature, or simply that the first feature is at a lower horizontal level than the second feature.
[0022] The present application will now be described in further detail with reference to the accompanying drawings and specific embodiments.
[0023] See Figure 1-5 As shown in the figure, this application discloses a plate rotation structure, including a first plate 1 and a second plate 2. The adjacent sides of the first plate 1 and the second plate 2 are rotatably connected by a plurality of hinge assemblies distributed at intervals. Each hinge assembly includes a first hinge member 3 and a second hinge member 4 rotatably connected to each other. A first limiting piece 31 is provided on the first hinge member 3, and a first insertion hole 11 adapted to the first limiting piece 31 is provided on the first plate 1. The first limiting piece 31 is inserted into the first insertion hole 11, and the first hinge member 3 is also fastened to the first plate 1. A second limiting piece 41 is provided on the second hinge member 4, and a second insertion hole 21 adapted to the second limiting piece 41 is provided on the second plate 2. The second limiting piece 41 is inserted into the second insertion hole 21, and the second hinge member 4 is also fastened to the second plate 2.
[0024] In the above structure, the first and second hinge components in each hinge assembly are pre-hinged, thereby ensuring the reliability of the rotational connection between the first and second hinge components. Furthermore, since the first hinge component is positioned by the engagement of the first limiting piece with the first insertion hole, and the second hinge component is positioned by the engagement of the second limiting piece with the second insertion hole, the assembly accuracy of the first hinge component and the first plate, as well as the assembly accuracy of the second hinge component and the second plate, is ensured. This allows the first and second plates to be reliably rotated together. When this plate rotation structure is applied to the corresponding rotational connection structure in a foldable barbecue grill, it improves the reliability and stability of the rotational connection between the two components.
[0025] The first limiting piece 31 is disposed at the outer end of the first hinge member 3 and is formed by bending the outer end of the first hinge member 3. By adopting this structure, since the first limiting piece is formed by bending the outer end of the first hinge member, it has the advantages of convenient formation of the first limiting piece and high reliability of connection between the first limiting piece and the first hinge member.
[0026] The second limiting piece 41 is disposed at the outer end of the second hinge member 4 and is formed by bending the outer end of the second hinge member 4. By adopting this structure, since the second limiting piece is formed by bending the outer end of the second hinge member, it has the advantages of convenient formation of the second limiting piece and high reliability of connection between the second limiting piece and the second hinge member.
[0027] The first hinge 3 is riveted and fixed to the first plate 1 by the first rivet 32. With this structure, the first hinge can be reliably riveted and fixed to the first plate by the first rivet so that the first hinge is fastened to the first plate.
[0028] The second hinge 4 is riveted to the second plate 2 by the second rivet 42; with this structure, the second hinge can be reliably riveted to the second plate by the second rivet under the action of the second rivet so that the second hinge is fastened to the second plate.
[0029] The first hinge member 3 is provided with a pair of first hinge ears 33, and the second hinge member 4 is provided with a pair of second hinge ears 43. The first hinge member 3 and the second hinge member 4 in each hinge assembly are rotatably connected by a pin 5 passing through the pair of first hinge ears 33 and the pair of second hinge ears 43. With this structure, under the action of the pair of first hinge ears, the pair of second hinge ears and the pin, the first hinge member and the second hinge member in each hinge assembly can be reliably rotatably connected together.
[0030] The first hinge ear 33 is formed by bending the side of the first hinge member 3; by adopting this structure, it has the advantages of high connection strength between the first hinge ear and the first hinge member, and the advantages of convenient formation of the first hinge ear.
[0031] The second hinge ear 43 is formed by bending the side of the second hinge member 4; by adopting this structure, it has the advantages of high connection strength between the second hinge ear and the second hinge member, and the advantages of convenient formation of the second hinge ear.
[0032] A barbecue grill includes a grill body and two bottom plates 6 arranged symmetrically at the bottom of the grill body. The grill body includes two first side plates 7 arranged symmetrically from left to right and two second side plates 8 arranged symmetrically from front to back. The two first side plates 7 and the two second side plates 8 form a frame shape of the grill body. Each first side plate 7 includes two support plates 71 arranged symmetrically from front to back. The adjacent sides of the first side plates 7 and the second side plates 8 are rotatably connected by the aforementioned plate rotation structure, and the first side plates 7 and the second side plates 8 respectively form a first plate body 1 and a second plate body 2. The opposite sides of the two support plates 71 in each first side plate 7 are rotatably connected by the aforementioned plate rotation structure, and the two support plates 71 respectively form a first plate body 1 and a second plate body 2. The opposite sides of the two bottom plates 6 are connected by the aforementioned plate rotation structure. The rotating structure is rotatably connected to the inner wall of the corresponding second side plate 8, and the bottom plate 6 and the second side plate 8 respectively form the first plate body 1 and the second plate body 2. In the above structure, the adjacent sides of the first side plate 7 and the second side plate 8 are rotatably connected by the above-mentioned plate rotating structure, the opposite sides of the two support plates 71 in each first side plate 7 are rotatably connected by the above-mentioned plate rotating structure, and the opposite sides of the two bottom plates are rotatably connected to the inner wall of the corresponding second side plate 8 by the above-mentioned plate rotating structure. This can improve the reliability of the rotatable connection between the first side plate and the second side plate, improve the reliability of the rotatable connection between the opposite sides of the two support plates, and improve the reliability of the rotatable connection between the opposite sides of the two bottom plates 6 and the inner wall of the corresponding second side plate.
[0033] The above description is merely a specific embodiment of this application, but the scope of protection of this application is not limited thereto. Any variations or substitutions that can be easily conceived by those skilled in the art within the technical scope disclosed in this application should be included within the scope of protection of this application. Therefore, the scope of protection of this application should be determined by the scope of the claims.
Claims
1. A plate rotation structure, comprising a first plate (1) and a second plate (2), wherein adjacent sides of the first plate (1) and the second plate (2) are rotatably connected by a plurality of hinge assemblies spaced apart; characterized in that: Each hinge assembly includes a first hinge (3) and a second hinge (4) that are rotatably connected to each other; the first hinge (3) is provided with a first limiting piece (31), the first plate (1) is provided with a first insertion hole (11) adapted to the first limiting piece (31), the first limiting piece (31) is inserted into the first insertion hole (11), and the first hinge (3) is also fastened to the first plate (1); the second hinge (4) is provided with a second limiting piece (41), the second plate (2) is provided with a second insertion hole (21) adapted to the second limiting piece (41), the second limiting piece (41) is inserted into the second insertion hole (21), and the second hinge (4) is also fastened to the second plate (2).
2. The plate rotation structure according to claim 1, characterized in that: The first limiting piece (31) is disposed at the outer end of the first hinge (3) and is formed by bending the outer end of the first hinge (3).
3. The plate rotation structure according to claim 1, characterized in that: The second limiting piece (41) is disposed at the outer end of the second hinge (4) and is formed by bending the outer end of the second hinge (4).
4. The plate rotation structure according to claim 1, characterized in that: The first hinge (3) is riveted to the first plate (1) by the first rivet (32).
5. The plate rotation structure according to claim 1, characterized in that: The second hinge (4) is riveted to the second plate (2) by the second rivet (42).
6. The plate rotation structure according to claim 1, characterized in that: The first hinge member (3) is provided with a pair of first hinge ears (33), and the second hinge member (4) is provided with a pair of second hinge ears (43). The first hinge member (3) and the second hinge member (4) in each hinge assembly are rotatably connected by a pin (5) passing through the pair of first hinge ears (33) and the pair of second hinge ears (43).
7. The plate rotation structure according to claim 6, characterized in that: The first hinge ear (33) is formed by bending the side of the first hinge member (3).
8. The plate rotation structure according to claim 6, characterized in that: The second hinge ear (43) is formed by bending the side of the second hinge (4).
9. A barbecue grill, comprising a grill body and two bottom plates (6) symmetrically arranged front to back at the bottom of the grill body; the grill body comprises two first side plates (7) symmetrically arranged left to right and two second side plates (8) symmetrically arranged front to back, the two first side plates (7) and the two second side plates (8) forming a frame-shaped grill body, each first side plate (7) comprising two support plates (71) symmetrically arranged front to back; characterized in that: The adjacent sides of the first side plate (7) and the second side plate (8) are rotatably connected by the plate rotation structure as described in any one of claims 1-8, and the first side plate (7) and the second side plate (8) respectively form the first plate body (1) and the second plate body (2); the opposite sides of the two support plates (71) in each first side plate (7) are rotatably connected by the plate rotation structure as described in any one of claims 1-8, and the two support plates (71) respectively form the first plate body (1) and the second plate body (2); the opposite sides of the two bottom plates (6) are rotatably connected to the inner wall of the corresponding second side plate (8) by the plate rotation structure as described in any one of claims 1-8, and the bottom plate (6) and the second side plate (8) respectively form the first plate body (1) and the second plate body (2).