Door body connecting structure

Abstract

The utility model belongs to the technical field of building decoration and discloses a door body connecting structure which comprises a door frame, a door body and a floor spring, a reinforcing part is arranged in the door body, a main body of the floor spring is arranged in the reinforcing part, and a connecting seat of the floor spring is arranged on the door frame. According to the door body connecting structure, the door body and the door frame are connected through the floor spring, so that the door body can be opened in two directions, the opening mode of the door body is increased, and the flexibility of the opening mode of the door body is improved; the reinforcing part is arranged in the door body, so that the structural strength of the door body is improved, the floor spring body can be mounted on the door body, the situation that holes need to be formed in the ground when the door body connecting structure is mounted is avoided, the mounting difficulty of the door body connecting structure is lowered, and the mounting efficiency is improved. And the mounting efficiency of the door body connecting structure is improved.

Description

TECHNICAL FIELD

[0001] The application belongs to the technical field of building decoration, and particularly relates to a door body connecting structure. BACKGROUND

[0002] A clean room refers to a room designed to remove pollutants such as particles, harmful air, bacteria and the like in the air within a certain range, and to control the temperature, cleanliness, indoor pressure, air flow velocity and distribution, noise and vibration, lighting and static electricity within a certain range of requirements, and is widely used in the semiconductor, photoelectric, biological medicine, fine chemical industry, aerospace, food processing and other industries.

[0003] At present, the door body connecting structure of the clean room is usually one-way opening, that is, the door body can only be opened in one direction, which affects the flexibility of the opening mode of the door body, thereby affecting the user experience. In order to increase the flexibility of the opening mode of the door body, a ground spring is usually used to install the door body; however, due to the weak structural strength of the door body, the ground spring is generally installed on the ground, and the ground needs to be opened, thereby increasing the installation difficulty of the door body and affecting the installation efficiency of the door body. CONTENT OF THE INVENTION

[0004] The application provides a door body connecting structure to increase the flexibility of the opening mode of the door body and improve the installation efficiency of the door body.

[0005] The technical scheme adopted by the application is as follows:

[0006] A door body connecting structure, comprising a door frame, a door body and a ground spring, the inside of the door body is provided with a reinforcing piece, the main body of the ground spring is arranged in the inside of the reinforcing piece, and the connecting seat of the ground spring is arranged on the door frame.

[0007] By adopting the above technical scheme, since the door body connecting structure in the application utilizes the ground spring to realize the connection between the door body and the door frame, the door body can be opened in two directions, thereby increasing the opening mode of the door body and increasing the flexibility of the opening mode of the door body. In addition, the inside of the door body in the application is provided with a reinforcing piece, thereby increasing the structural strength of the door body, so that the ground spring body can be installed on the door body, avoiding the need to open the ground when installing the door body connecting structure, thereby reducing the installation difficulty of the door body connecting structure and improving the installation efficiency of the door body connecting structure. At the same time, the noise generated by the door body impacting the door frame when the door body is opened is avoided, thereby greatly reducing the noise when the door body is opened, and greatly improving the user experience.

[0008] Optionally, the reinforcing member comprises a C-shaped reinforcing cover having a mounting cavity and a connecting cover arranged outside the C-shaped reinforcing cover, the connecting cover is connected to the door body, and the main body of the ground spring is arranged in the mounting cavity.

[0009] By adopting the above technical scheme, since the reinforcing member comprises the C-shaped reinforcing cover and the connecting cover, the structural strength of the reinforcing member is improved, so as to ensure the fixing effect of the main body of the ground spring and the service life of the door body connecting structure.

[0010] Optionally, the C-shaped reinforcing cover comprises a first L-shaped member and a second L-shaped member, the first L-shaped member comprises a first web plate and a first wing plate, the second L-shaped member comprises a second web plate and a second wing plate, the first web plate and the second web plate are arranged oppositely, and the first wing plate is fixedly connected to the second wing plate.

[0011] By adopting the above technical scheme, since the C-shaped reinforcing cover comprises the first L-shaped member and the second L-shaped member, the C-shaped reinforcing cover is assembled by the first L-shaped member and the second L-shaped member, so as to reduce the production difficulty of the C-shaped reinforcing cover, thereby reducing the production cost of the C-shaped reinforcing cover and improving the production efficiency of the C-shaped reinforcing cover.

[0012] Optionally, the connecting cover comprises a connecting member and a reinforcing plate, the connecting member has a first connecting plate, a second connecting plate and a third connecting plate, the second connecting plate and the third connecting plate are respectively located on two sides adjacent to the first connecting plate, the first connecting plate is arranged oppositely to the reinforcing plate, and the second connecting plate and the third connecting plate are fixedly connected to the reinforcing plate.

[0013] By adopting the above technical scheme, since the connecting cover comprises the connecting member and the reinforcing plate, the connecting cover is assembled by the connecting member and the reinforcing plate, so as to reduce the difficulty of assembling the connecting cover to the C-shaped reinforcing cover and reduce the production difficulty of the connecting cover, thereby improving the production efficiency of the reinforcing member.

[0014] Optionally, the reinforcing plate is provided with a first limiting hole, and the second connecting plate and the third connecting plate are provided with first limiting ribs extending into the first limiting hole.

[0015] By adopting the above technical scheme, since the reinforcing plate is provided with the first limiting hole, and the second connecting plate and the third connecting plate are provided with the first limiting ribs extending into the first limiting hole, the cooperation of the first limiting ribs and the first limiting hole can realize the positioning and limiting of the connecting member, so as to facilitate the subsequent fixed connection of the connecting member and the reinforcing plate, thereby improving the production efficiency of the connecting cover and increasing the connection stability of the connecting member and the reinforcing plate.

[0016] Optionally, the second connecting plate is located at the side of the first web plate and the second web plate, and the second connecting plate is provided with a second limiting hole, and the first web plate and the second web plate are provided with a second limiting rib extending into the second limiting hole.

[0017] By adopting the above technical scheme, since the second connecting plate is provided with the second limiting hole, and the first web plate and the second web plate are provided with the second limiting rib extending into the second limiting hole, then the cooperation of the second limiting rib and the second limiting hole can realize the positioning and limiting of the C-shaped reinforcing cover, so as to achieve the effect that the C-shaped reinforcing cover and the connecting cover are conveniently fixed and connected together, thereby improving the production efficiency of the reinforcing member, and increasing the connection stability of the C-shaped reinforcing cover and the connecting cover.

[0018] Optionally, the third connecting plate is located at the top of the first wing plate and the second wing plate, and a positioning structure for positioning the third connecting plate, the first wing plate and the second wing plate is arranged between the third connecting plate, the first wing plate and the second wing plate.

[0019] By adopting the above technical scheme, since the third connecting plate, the first wing plate and the second wing plate are provided with the positioning structure for positioning the three, then the positioning of the three is realized, so as to reduce the production difficulty of the reinforcing member, improve the production efficiency of the reinforcing member, and ensure the product quality consistency of the reinforcing member.

[0020] Optionally, the positioning structure comprises a first positioning hole arranged on the first wing plate, a second positioning hole arranged on the second wing plate, and a third positioning hole arranged on the third connecting plate, the first positioning hole and the second positioning hole are arranged opposite to each other, and the third positioning hole is arranged opposite to the second positioning hole.

[0021] By adopting the above technical scheme, when the first wing plate and the second wing plate are connected, the first wing plate and the second wing plate are placed together first, and then the first wing plate and / or the second wing plate are adjusted, so that the first positioning hole and the second positioning hole are aligned to complete the positioning of the first wing plate and the second wing plate, and then the two are fixed; then the connecting member is assembled outside the C-shaped reinforcing cover, and the connecting member and / or the C-shaped reinforcing cover are adjusted to align the second positioning hole and the third positioning hole, and then the two are fixed, so as to achieve the effect that the C-shaped reinforcing cover and the connecting member are conveniently assembled, thereby greatly improving the production efficiency of the reinforcing member.

[0022] Optionally, the positioning structure comprises a positioning rib arranged on the first wing plate, and a positioning groove arranged on the second wing plate and the third connecting plate, and the positioning rib can extend into the positioning groove to position the second wing plate and the third connecting plate.

[0023] By adopting the technical scheme, when the C-shaped reinforcing cover is assembled, the first L-shaped component and the second L-shaped component are first aligned so that the positioning ribs are aligned with the positioning grooves, and then a force in a direction of approaching each other is applied to the first L-shaped component and / or the second L-shaped component, so that the positioning ribs extend into the positioning grooves, thereby positioning the first L-shaped component and the second L-shaped component, and then the two are fixed; when the connecting component is assembled, the positioning grooves on the third connecting plate are first aligned with the positioning ribs, and then a force in a direction of approaching each other is applied to the third connecting plate and / or the C-shaped reinforcing cover, so that the positioning ribs extend into the positioning grooves on the third connecting plate, thereby positioning the C-shaped reinforcing cover and the connecting component, and then the two are fixed, so as to facilitate the assembly of the reinforcing member, thereby greatly improving the production efficiency of the reinforcing member.

[0024] Optionally, the first web plate and the second web plate are both provided with a weight-reducing gap and / or a weight-reducing hole.

[0025] By adopting the technical scheme, since the first web plate and the second web plate are both provided with a weight-reducing gap and / or a weight-reducing hole, the weight of the first web plate and the second web plate is reduced under the premise of ensuring the structural strength of the first web plate and the second web plate, so as to reduce the weight of the door body, thereby reducing the load of the floor spring and prolonging the service life of the floor spring, and thus greatly reducing the failure rate of the door body connecting structure.

[0026] As a result of adopting the technical scheme, the application has the following beneficial effects:

[0027] 1. The door body connecting structure in the application comprises a door frame, a door body, and a floor spring. The door body is internally provided with a reinforcing member, the main body of the floor spring is arranged inside the reinforcing member, and the connecting seat of the floor spring is arranged on the door frame. Since the door body connecting structure in the application utilizes the floor spring to realize the connection between the door body and the door frame, the door body can be bidirectionally opened, thereby increasing the opening mode of the door body and increasing the flexibility of the opening mode of the door body. The door body in the application is internally provided with a reinforcing member, thereby increasing the structural strength of the door body, so that the main body of the floor spring can be installed on the door body, avoiding the need to open a hole in the ground when installing the door body connecting structure, thereby reducing the installation difficulty of the door body connecting structure and improving the installation efficiency of the door body connecting structure. At the same time, the noise generated when the door body hits the door frame when being opened is avoided, thereby greatly reducing the noise when the door body is opened, and greatly improving the user experience.

[0028] 2. The reinforcing member in the application comprises a C-shaped reinforcing cover with a mounting cavity and a connecting cover arranged outside the C-shaped reinforcing cover. The connecting cover is connected to the door body, and the main body of the floor spring is arranged in the mounting cavity, thereby improving the structural strength of the reinforcing member, ensuring the fixing effect of the main body of the floor spring, and ensuring the service life of the door body connecting structure.

[0029] 3. The C-shaped reinforcing cover in the application comprises a first L-shaped component and a second L-shaped component, the first L-shaped component comprises a first web plate and a first wing plate, the second L-shaped component comprises a second web plate and a second wing plate, the first web plate and the second web plate are oppositely arranged, and the first wing plate is fixedly connected to the second wing plate, so that the C-shaped reinforcing cover is assembled by the first L-shaped component and the second L-shaped component, thereby reducing the production difficulty of the C-shaped reinforcing cover, reducing the production cost of the C-shaped reinforcing cover, and improving the production efficiency of the C-shaped reinforcing cover. BRIEF DESCRIPTION OF DRAWINGS

[0030] The accompanying drawings, which are included to provide a further understanding of the application, illustrate embodiments of the application and together with the description serve to explain the application. In the drawings:

[0031] Figure 1 Fig. 1 is a structural schematic diagram of a door connecting structure according to an embodiment of the application, wherein only part of the structure of the door is shown;

[0032] Figure 2 Fig. 2 is an enlarged view of part A of Fig. 1; Figure 1

[0033] Figure 3 Fig. 3 is a structural schematic diagram of a reinforcing member according to an embodiment of the application;

[0034] Figure 4 Fig. 4 is a structural schematic diagram of a C-shaped reinforcing cover according to an embodiment of the application;

[0035] Figure 5 Fig. 5 is an exploded structural schematic diagram of the reinforcing member according to an embodiment of the application;

[0036] Figure 6 Fig. 6 is an exploded structural schematic diagram of the reinforcing member according to another embodiment of the application.

[0037] Reference signs:

[0038] ​1, door frame; 11, mounting piece; 2, door body; 3, ground spring; 31, main body; 32, connecting seat; 4, reinforcing piece; 41, C-shaped reinforcing cover; 411, first L-shaped component; 412, second L-shaped component; 413, first web; 414, first wing plate; 415, second web; 416, second wing plate; 417, second limiting rib; 418, weight-reducing notch; 42, connecting cover; 421, connecting component; 422, reinforcing plate; 423, first connecting plate; 424, second connecting plate; 425, third connecting plate; 426, first limiting hole; 427, first limiting rib; 428, second limiting hole; 5, positioning structure; 51, first positioning hole; 52, second positioning hole; 53, third positioning hole; 54, positioning rib; 55, positioning groove. DETAILED DESCRIPTION

[0039] In order to more clearly illustrate the overall concept of the present application, the following will be described in detail with reference to the accompanying drawings.

[0040] In the following description, a lot of specific details are set forth in order to provide a thorough understanding of the present application, however, the present application can also be implemented in other ways different from those described herein, therefore, the protection scope of the present application is not limited by the specific embodiments disclosed below.

[0041] In addition, in the description of the present application, it should be understood that the terms "top", "bottom", "inner", "outer", "axial", "radial", "circumferential" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation of the present application.

[0042] In the present application, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection", "fixing" and the like should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or it can be integrated; it can be mechanically connected, or it can be electrically connected, or it can be communicated; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the internal communication of two elements or the interaction relationship between two elements. For those skilled in the art, the specific meaning of the above-mentioned terms in the present application can be understood according to the specific circumstances.

[0043] In the present application, unless otherwise explicitly specified and limited, the first feature is "on" or "under" the second feature, which can be direct contact between the first and second features, or indirect contact through an intermediate medium. In the description of the present specification, the description of the terms "embodiment", "example", "one embodiment", "exemplary" or "specific example" means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any appropriate manner in any one or more embodiments or examples.

[0044] Referring to Figures 1 to 6 , a door body connecting structure is disclosed, which comprises a door frame 1, a door body 2 and a ground spring 3, the inside of the door body 2 is provided with a reinforcing part 4, the main body 31 of the ground spring 3 is arranged inside the reinforcing part 4, and the connecting seat 32 of the ground spring 3 is arranged on the door frame 1.

[0045] It should be noted that the reinforcing part 4 is fixedly connected to the inside of the door body 2, which can be fixedly connected to the door body 2 by welding, and can also be fixedly connected to the door body 2 by screwing, riveting or other fastening methods, as long as the reinforcing part 4 and the door body 2 can be fixedly connected. The ground spring 3 comprises a main body 31 and a connecting seat 32 connected to the rotating shaft of the main body 31. In the prior art, the connecting seat 32 is generally installed on the door body 2, and the main body is installed on the ground.

[0046] Since the door body 2 connecting structure in the present application utilizes the ground spring 3 to realize the connection between the door body 2 and the door frame 1, thereby enabling the door body 2 to be opened in both directions, the opening mode of the door body 2 is increased, thereby increasing the flexibility of the opening mode of the door body 2. In addition, the inside of the door body 2 in the present application is provided with a reinforcing part 4, thereby increasing the structural strength of the door body 2, so that the main body of the ground spring 3 can be installed on the door body 2, avoiding the need to drill holes in the ground when installing the door body 2 connecting structure, thereby reducing the installation difficulty of the door body 2 connecting structure and improving the installation efficiency of the door body 2 connecting structure. At the same time, the noise generated by the door body 2 impacting the door frame 1 when opening is avoided, thereby greatly reducing the noise when the door body 2 is opened, and greatly improving the user's experience.

[0047] The structure of the reinforcing part 4 is not specifically limited in the present application, preferably, referring to Figure 2 and Figure 3 , the reinforcing part 4 comprises a C-shaped reinforcing cover 41 having a mounting cavity and a connecting cover 42 arranged outside the C-shaped reinforcing cover 41, the connecting cover 42 is connected to the door body 2, and the main body 31 of the ground spring 3 is arranged in the mounting cavity.

[0048] The reinforcing member 4 comprises the C-shaped reinforcing cover 41 and the connecting cover 42, so that the structural strength of the reinforcing member 4 is improved, the fixing effect of the main body 31 of the ground spring 3 is ensured, and the service life of the connecting structure of the door body 2 is ensured.

[0049] The structure of the C-shaped reinforcing cover 41 is not limited in the application, preferably, referring to Figure 4 、 Figure 5 and Figure 6 , the C-shaped reinforcing cover 41 comprises a first L-shaped member 411 and a second L-shaped member 412, the first L-shaped member 411 comprises a first web 413 and a first wing plate 414, the second L-shaped member 412 comprises a second web 415 and a second wing plate 416, the first web 413 and the second web 415 are oppositely arranged, and the first wing plate 414 is fixedly connected to the second wing plate 416.

[0050] Since the C-shaped reinforcing cover 41 comprises the first L-shaped member 411 and the second L-shaped member 412, the C-shaped reinforcing cover 41 is assembled by the first L-shaped member 411 and the second L-shaped member 412, so that the production difficulty of the C-shaped reinforcing cover 41 is reduced, the production cost of the C-shaped reinforcing cover 41 is reduced, and the production efficiency of the C-shaped reinforcing cover 41 is improved. Moreover, the C-shaped reinforcing cover 41 is generally formed by a bending process, and since the depth of the mounting cavity formed by the C-shaped reinforcing cover 41 is deep, the bending difficulty of the C-shaped reinforcing cover 41 is great. After the C-shaped reinforcing cover 41 is assembled by the first L-shaped member 411 and the second L-shaped member 412, the first L-shaped member 411 and the second L-shaped member 412 can be formed by the bending process, so that the production difficulty of the C-shaped reinforcing cover 41 is greatly reduced.

[0051] The fixed connection mode of the first wing plate 414 and the second wing plate 416 is not limited in the application, preferably, the first wing plate 414 and the second wing plate 416 are fixedly connected by welding, so that the connection strength of the two is increased, the structural strength of the C-shaped reinforcing cover 41 is improved, the structural strength of the door body 2 is ensured, and the service life of the connecting structure of the door body 2 is prolonged. In other embodiments, the first wing plate 414 and the second wing plate 416 can also be fixedly connected by other fixing modes, such as fastener fixing, riveting, etc.

[0052] In other embodiments, the C-shaped reinforcing cover 41 can also be an integral structure.

[0053] The structure of the connecting cover 42 is not limited in the application, preferably, referring to Figure 3 、 Figure 5 and Figure 6The connecting cover 42 comprises a connecting member 421 and a reinforcing plate 422. The connecting member 421 comprises a first connecting plate 423, a second connecting plate 424 and a third connecting plate 425. The second connecting plate 424 and the third connecting plate 425 are respectively arranged on two sides adjacent to the first connecting plate 423. The first connecting plate 423 is arranged opposite to the reinforcing plate 422. The second connecting plate 424 and the third connecting plate 425 are fixedly connected to the reinforcing plate 422.

[0054] Since the connecting cover 42 comprises the connecting member 421 and the reinforcing plate 422, the connecting cover 42 is assembled by the connecting member 421 and the reinforcing plate 422. Therefore, the difficulty of assembling the connecting cover 42 to the C-shaped reinforcing cover 41 is reduced, and the production difficulty of the connecting cover 42 is reduced, thereby improving the production efficiency of the reinforcing member 4.

[0055] Preferably, the second connecting plate 424 and the third connecting plate 425 are fixedly connected to the reinforcing plate 422 by welding, so as to increase the connection stability and ensure the structural strength of the reinforcing member 4.

[0056] Further, referring to Figure 5 and Figure 6 The reinforcing plate 422 is provided with a first limiting hole 426. The second connecting plate 424 and the third connecting plate 425 are provided with a first limiting rib 427 extending into the first limiting hole 426. Therefore, the cooperation of the first limiting rib 427 and the first limiting hole 426 can realize the positioning and limiting of the connecting member 421, so as to facilitate the subsequent fixed connection of the connecting member 421 and the reinforcing plate 422, thereby improving the production efficiency of the connecting cover 42 and increasing the connection stability of the connecting member 421 and the reinforcing plate 422.

[0057] Further, referring to Figure 5 and Figure 6 The second connecting plate 424 is arranged on the side of the first web plate 413 and the second web plate 415. The second connecting plate 424 is provided with a second limiting hole 428. The first web plate 413 and the second web plate 415 are provided with a second limiting rib 417 extending into the second limiting hole 428. Therefore, the cooperation of the second limiting rib 417 and the second limiting hole 428 can realize the positioning and limiting of the C-shaped reinforcing cover 41, so as to facilitate the subsequent fixed connection of the C-shaped reinforcing cover 41 and the connecting cover 42, thereby improving the production efficiency of the reinforcing member 4 and increasing the connection stability of the C-shaped reinforcing cover 41 and the connecting cover 42.

[0058] Further, referring to Figure 5 and Figure 6The third connecting plate 425 is located on top of the first wing plate 414 and the second wing plate 416, and a positioning structure 5 for positioning the three is provided between the third connecting plate 425, the first wing plate 414 and the second wing plate 416, thereby realizing the positioning of the three, reducing the production difficulty of the reinforcing member 4, improving the production efficiency of the reinforcing member 4, and ensuring the consistency of the product quality of the reinforcing member 4.

[0059] This application does not impose specific limitations on the positioning structure 5, which can adopt any of the following implementation examples:

[0060] Implementation Example 1, in this implementation example, refer to Figure 5 The positioning structure 5 includes a first positioning hole 51 provided on the first wing plate 414, a second positioning hole 52 provided on the second wing plate 416, and a third positioning hole 53 provided on the third connecting plate 425. The first positioning hole 51 and the second positioning hole 52 are arranged opposite to each other, and the third positioning hole 53 is arranged opposite to the second positioning hole 52.

[0061] Specifically, when connecting the first wing plate 414 and the second wing plate 416, the first wing plate 414 and the second wing plate 416 are first placed together, and then the first wing plate 414 and / or the second wing plate 416 are adjusted to align the first positioning hole 51 and the second positioning hole 52, thereby completing the positioning of the first wing plate 414 and the second wing plate 416, and then the two are fixed; then the connecting member 421 is assembled on the outside of the C-shaped reinforcing cover 41, and the connecting member 421 and / or the C-shaped reinforcing cover 41 are adjusted to align the second positioning hole 52 and the third positioning hole 53, and then the two are fixed, so as to facilitate the assembly of the C-shaped reinforcing cover 41 and the connecting member 421, thereby greatly improving the production efficiency of the reinforcing member 4.

[0062] Implementation Example 2, in this implementation example, refer to Figure 6 The positioning structure 5 includes a positioning rib 54 provided on the first wing plate 414 and a positioning groove 55 provided on the second wing plate 416 and the third connecting plate 425. The positioning rib 54 can extend into the positioning groove 55 to position the second wing plate 416 and the third connecting plate 425.

[0063] It is understandable that the first wing plate 414 is located at the bottom of the second wing plate 416, and the second wing plate 416 is located at the bottom of the third connecting plate 425.

[0064] Specifically, when assembling the C-shaped reinforcing cover 41, first, the first L-shaped member 411 and the second L-shaped member 412 are aligned so that the positioning ribs 54 are aligned with the positioning grooves 55, then a force in the direction of approaching each other is applied to the first L-shaped member 411 and / or the second L-shaped member 412, so that the positioning ribs 54 extend into the positioning grooves 55, thereby positioning the first L-shaped member 411 and the second L-shaped member 412, and then the two are fixed; when assembling the connecting member 421, first, the positioning grooves 55 on the third connecting plate 425 are aligned with the positioning ribs 54, then a force in the direction of approaching each other is applied to the third connecting plate 425 and / or the C-shaped reinforcing cover 41, so that the positioning ribs 54 extend into the positioning grooves 55 on the third connecting plate 425, thereby positioning the C-shaped reinforcing cover 41 and the connecting member 421, and then the two are fixed, to achieve the effect of facilitating the assembly of the reinforcing member 4, thereby greatly improving the production efficiency of the reinforcing member 4.

[0065] Preferably, the positioning ribs 54 are provided at both ends of the first wing plate 414, the second wing plate 416 is provided with a positioning groove 55 corresponding to each of the positioning ribs 54, and the third connecting plate 425 is provided with a positioning groove 55 corresponding to the positioning rib 54 away from the second connecting plate 424, and the height of the positioning rib 54 close to the second connecting plate 424 protruding from the first wing plate 414 is equal to the thickness of the second wing plate 416, so that the positioning rib 54 and the third connecting plate 425 form an avoidance, thereby reducing the difficulty of assembling the connecting cover 42.

[0066] In the third embodiment, the positioning structure 5 includes a columnar structure provided on the first wing plate 414 and a hole structure provided on the second wing plate 416 and the third connecting plate 425, and the columnar structure can extend into the hole structure to position the first wing plate 414, the second wing plate 416 and the third connecting plate 425.

[0067] Preferably, the columnar structure is formed by stamping the first wing plate 414, and the diameter of the end of the columnar structure away from the first wing plate 414 is smaller than the diameter of the end of the columnar structure close to the first wing plate 414, and the hole structure provided on the second wing plate 416 and the third connecting plate 425 is matched therewith.

[0068] In a preferred embodiment, referring to Figure 5 , Figure 6 and Figure 4 , the first web plate 413 and the second web plate 415 are provided with a weight-reducing notch 418 and / or a weight-reducing hole, thereby reducing the weight of the first web plate 413 and the second web plate 415 under the premise of ensuring the structural strength of the first web plate 413 and the second web plate 415, reducing the weight of the door body 2, thereby reducing the load of the floor spring 3, prolonging the service life of the floor spring 3, and greatly reducing the failure rate of the door body 2 connection structure.

[0069] Preferably, the first web 413 and the second web 415 are both provided with the weight-reducing notches 418 and the weight-reducing holes to reduce the weight of the C-shaped reinforcing cover 41, thereby reducing the weight of the door body 2 connecting structure, so as to facilitate the carrying of the door body 2 connecting structure.

[0070] In other embodiments, the reinforcing member 4 can also be a box-shaped structure arranged inside the door body 2, and the main body 31 of the ground spring 3 is arranged inside the box-shaped structure.

[0071] The application does not make specific limitations on the connection mode of the connecting seat 32 of the ground spring 3 and the door frame 1. Preferably, referring to Figure 5 Figure 6 Figure 2 , the door frame 1 is provided with a mounting plate 11 located at the bottom of the door body 2, and the connecting seat 32 is fixedly connected to the mounting plate 11, so as to realize the installation of the door body 2 on the door frame 1 through the ground spring 3. In other embodiments, the bottom of the door frame 1 can also be provided with a bottom cross beam located at the bottom of the door body 2, and the connecting seat 32 is arranged on the bottom cross beam.

[0072] The places not mentioned in the application can be realized by using or referring to the existing technology.

[0073] Each embodiment in the specification is described in a progressive manner, and the same or similar parts between each embodiment can be referred to each other. Each embodiment mainly describes the differences from other embodiments.

[0074] The above only describes the embodiments of the application and is not used to limit the application. The application can have various changes and modifications for those skilled in the art. Any modification, equivalent replacement, improvement, etc. within the spirit and principle of the application shall be included in the scope of the claims of the application.

Claims

1. A door body connecting structure characterized by comprising: The door frame (1), the door body (2) and the ground spring (3), the inside of the door body (2) is provided with the reinforcing part (4), the main body (31) of the ground spring (3) is arranged in the inside of the reinforcing part (4), and the connecting seat (32) of the ground spring (3) is arranged in the door frame (1).

2. The door connecting structure according to claim 1, wherein The reinforcing part (4) includes a C-shaped reinforcing cover (41) with a mounting cavity and a connecting cover (42) arranged outside the C-shaped reinforcing cover (41), the connecting cover (42) is connected to the door body (2), and the main body (31) of the ground spring (3) is arranged in the mounting cavity.

3. The door connecting structure according to claim 2, wherein The C-shaped reinforcing cover (41) includes a first L-shaped member (411) and a second L-shaped member (412), the first L-shaped member (411) includes a first web (413) and a first wing plate (414), the second L-shaped member (412) includes a second web (415) and a second wing plate (416), the first web (413) and the second web (415) are oppositely arranged, and the first wing plate (414) is fixedly connected to the second wing plate (416).

4. The door connecting structure according to claim 3, wherein The connecting cover (42) includes a connecting member (421) and a reinforcing plate (422), the connecting member (421) has a first connecting plate (423), a second connecting plate (424) and a third connecting plate (425), the second connecting plate (424) and the third connecting plate (425) are respectively located on two sides adjacent to the first connecting plate (423), the first connecting plate (423) is oppositely arranged with the reinforcing plate (422), and the second connecting plate (424) and the third connecting plate (425) are fixedly connected to the reinforcing plate (422).

5. The door connecting structure according to claim 4, wherein The reinforcing plate (422) is provided with a first limiting hole (426), and the second connecting plate (424) and the third connecting plate (425) are provided with first limiting ribs (427) extending into the first limiting hole (426).

6. The door connecting structure according to claim 5, wherein The second connecting plate (424) is located on the side of the first web (413) and the second web (415), and the second connecting plate (424) is provided with a second limiting hole (428), and the first web (413) and the second web (415) are provided with second limiting ribs (417) extending into the second limiting hole (428).

7. The door connecting structure according to claim 4, wherein The third connecting plate (425) is located on the top of the first wing plate (414) and the second wing plate (416), and a positioning structure (5) for positioning the third connecting plate (425), the first wing plate (414) and the second wing plate (416) is arranged therebetween.

8. The door connecting structure according to claim 7, wherein The positioning structure (5) includes a first positioning hole (51) arranged on the first wing plate (414), a second positioning hole (52) arranged on the second wing plate (416) and a third positioning hole (53) arranged on the third connecting plate (425), the first positioning hole (51) and the second positioning hole (52) are oppositely arranged, and the third positioning hole (53) is oppositely arranged with the second positioning hole (52).

9. The door connecting structure according to claim 7, wherein The positioning structure (5) comprises a positioning rib (54) arranged on the first wing plate (414) and a positioning groove (55) arranged on the second wing plate (416) and the third connecting plate (425), and the positioning rib (54) can extend into the positioning groove (55) to position the second wing plate (416) and the third connecting plate (425).

10. The door connecting structure according to claim 3, wherein The first web plate (413) and the second web plate (415) are both provided with a weight-reducing notch (418) and / or a weight-reducing hole.

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