Hinge assembly and single door structure

Abstract

The application discloses a hinge assembly and a single-door structure, and relates to the technical field of doors, wherein the hinge assembly comprises a door leaf profile, a cushion block, a hinge, a first magnetic cover plate, a door pocket profile and a second magnetic cover plate; the door leaf profile is provided with a door leaf communication hole; the cushion block is fixed in the inner cavity of the door leaf profile; a door leaf connecting plate is fixed on the hinge main body and is arranged in the inner cavity of the door leaf profile; and the first magnetic cover plate covers the door leaf connecting plate; the door pocket profile is provided with a door pocket communication hole; a door pocket connecting plate is arranged in the inner cavity of the door pocket profile; and the second magnetic cover plate covers the door pocket connecting plate. The cushion block is arranged in the inner cavity of the door leaf profile, which is equivalent to increasing the thickness of the door leaf profile; only one cushion block is needed to increase the strength of the door leaf profile, thereby reducing the cost. The first magnetic cover plate and the second magnetic cover plate cover the first fastener and the second fastener respectively, so that the first fastener and the second fastener are not exposed, and the first fastener and the second fastener are prevented from scratching the door leaf or the door pocket.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of door structure, and in particular to a hinge assembly and a single-door structure. BACKGROUND

[0002] At present, most of the aluminum alloy single-door on the market uses a flag-shaped hinge for installation, and this installation method usually exposes the hinge shaft, which is not delicate and not beautiful. With the increasing demand of customers for the beauty and delicacy of products, the single-door market is beginning to transition from a visible hinge to a hidden hinge.

[0003] When the hidden hinge is installed, the door leaf side is directly fixed and installed using a self-tapping screw, which requires the profile of the door leaf to have sufficient cavities and strength to support, resulting in rising costs. In addition, the self-tapping screw on the door leaf side may scratch the door pocket, and the screw on the door pocket side may also scratch the door leaf.

[0004] Therefore, how to reduce the cost of installing a hidden hinge and avoid the risk of screw loosening and scratching the door pocket or door leaf is a problem that needs to be solved by those skilled in the art. SUMMARY

[0005] Therefore, the first object of the present application is to provide a hinge assembly that can reduce the cost of installing a hidden hinge and avoid the risk of screw loosening and scratching the door pocket or door leaf.

[0006] The second object of the present application is to provide a single-door structure.

[0007] In order to achieve the above-mentioned first object, the present application provides the following solutions:

[0008] A hinge assembly, comprising:

[0009] a door leaf profile, the door leaf profile being provided with a door leaf communication hole that communicates with the inner cavity of the door leaf profile;

[0010] a gasket block that is arranged and fixed in the inner cavity of the door leaf profile;

[0011] a hinge, the hinge comprising a hinge body, a door leaf connecting plate, and a door pocket connecting plate, the hinge body being rotatably installed on the door pocket connecting plate, the door leaf connecting plate being fixed on the hinge body, and the door leaf connecting plate being built-in in the inner cavity of the door leaf profile and being installed on the gasket block through a first fastener;

[0012] a first magnetic cover plate, the first magnetic cover plate at least completely covering one end of the door leaf connecting plate away from the inner cavity of the door leaf profile;

[0013] The door pocket profile is provided with a door pocket communication hole communicating with the inner cavity of the door pocket profile, and the door pocket connecting plate is arranged in the inner cavity of the door pocket profile and is installed on the door pocket profile by the second fastener;

[0014] The second magnetic cover plate at least completely covers one end of the door pocket connecting plate away from the inner cavity of the door pocket profile.

[0015] In a specific embodiment, the first magnetic cover plate is flush with one end of the door leaf profile in which the door leaf communication hole is formed;

[0016] And / or

[0017] The color of the first magnetic cover plate at least away from one end of the door leaf connecting plate is the same as the color of the door leaf profile;

[0018] And / or

[0019] The second magnetic cover plate is flush with one end of the door pocket profile in which the door pocket communication hole is formed;

[0020] And / or

[0021] The color of the second magnetic cover plate at least away from one end of the door pocket connecting plate is the same as the color of the door pocket profile.

[0022] In another specific embodiment, the part of the door leaf profile away from the hinge is recessed towards the inner cavity of the door leaf profile and forms a supporting boss in the inner cavity of the door leaf profile;

[0023] The pad is arranged on the supporting boss.

[0024] In another specific embodiment, the first fastener is a countersunk screw, the door leaf connecting plate is provided with a first countersunk hole, the pad is provided with a first fastening through hole, and the supporting boss is provided with a threaded hole or a second fastening through hole;

[0025] The first fastener passes through the first countersunk hole, the first fastening through hole and is threadedly connected with the threaded hole in sequence;

[0026] Or

[0027] The first fastener passes through the first countersunk hole, the first fastening through hole and the second fastening through hole in sequence and is fastened by a nut.

[0028] In another specific embodiment, the door leaf connecting plate is provided with a limiting sliding groove slidingly matched with the pad;

[0029] Or

[0030] The door leaf connecting plate is provided with a clamping groove for clamping the cushion block.

[0031] In another specific embodiment, the inner cavity of the door pocket profile is provided with a spacing support plate, which is arranged between the first end of the door pocket profile facing the hinge and the second end of the door pocket profile away from the hinge, and is arranged at least in parallel to the first end;

[0032] The spacing support plate is provided with a clearance hole for avoiding the hinge body, and the door pocket connecting plate is arranged on the spacing support plate and connected by the second fastener in sequence through the spacing support plate and the second end.

[0033] In another specific embodiment, the second fastener is a self-tapping screw.

[0034] In another specific embodiment, the spacing support plate is provided with a pre-tapping hole for guiding the self-tapping screw to be tapped and connected.

[0035] In another specific embodiment, at least one of the door leaf connecting plate and the first magnetic cover plate is internally provided with a first magnet.

[0036] At least one of the door pocket connecting plate and the second magnetic cover plate is internally provided with a second magnet.

[0037] According to various embodiments of the present application, any combination can be arbitrarily combined as needed, and the resulting embodiments after the combination are also within the scope of the present application and are part of the specific embodiments of the present application.

[0038] The hinge assembly provided by the present application increases the thickness of the door leaf profile, improves the strength of the door leaf profile, and provides sufficient strength for the connection between the door leaf connecting plate of the hinge and the door leaf profile. Only one cushion block is needed to increase the strength of the door leaf profile, thereby reducing the cost.

[0039] In addition, the first magnetic cover plate at least completely covers one end of the door leaf connecting plate away from the inner cavity of the door leaf profile, and the second magnetic cover plate at least completely covers one end of the door pocket connecting plate away from the inner cavity of the door pocket profile. Therefore, the first magnetic cover plate and the second magnetic cover plate cover the first fastener and the second fastener, respectively, avoiding the exposure of the first fastener and the second fastener, thereby avoiding the scratching of the door leaf or the door pocket by the first fastener and the second fastener, and improving the overall appearance.

[0040] In order to achieve the above-mentioned second object, the present application provides the following scheme:

[0041] A single door structure includes a door leaf, a door pocket, and a hinge assembly as claimed in any one of the above embodiments.

[0042] The door leaf profile of the hinge assembly is connected with the door leaf, and the door pocket profile of the hinge assembly is connected with the door pocket.

[0043] The single-door structure provided by the present application comprises the hinge assembly in any one of the above aspects, and thus has the beneficial effects of the hinge assembly. BRIEF DESCRIPTION OF DRAWINGS

[0044] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or the prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative effort on the basis of these drawings.

[0045] Figure 1 An exploded structural schematic diagram of the hinge assembly provided by the present application;

[0046] Figure 2 A front structural schematic diagram of the hinge assembly provided by the present application;

[0047] Figure 3 An exploded structural schematic diagram of the door leaf profile and the spacer;

[0048] Figure 4 An exploded structural schematic diagram of the hinge, the first magnetic cover plate and the second magnetic cover plate provided by the present application;

[0049] Figure 5 A three-dimensional structural schematic diagram of the door pocket profile provided by the present application.

[0050] Figures 1-5 In the drawings:

[0051] Hinge assembly 100, door leaf profile 101, door leaf communication hole 101a, spacer 102, hinge 103, hinge main body 103a, door leaf connecting plate 103b, door pocket connecting plate 103c, first fastener 104, first magnetic cover plate 105, door pocket profile 106, door pocket communication hole 106a, second fastener 107, second magnetic cover plate 108, support boss 101b, clamping groove 103b-1, spacing support plate 106b, avoiding hole 106b-1. DETAILED DESCRIPTION

[0052] The drawings needed to be used in the embodiments of the present application will be described below in combination with the drawings. Figures 1-5The technical solutions in the embodiments of the present application are clearly and completely described. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0053] In the description of the present application, it should be understood that the terms "upper", "lower", "top surface", "bottom surface" and the like indicate 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 position or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation of the present application. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0054] In combination Figures 1-5 As shown in the drawings, the present application provides a hinge assembly 100 for reducing the cost of installing a concealed hinge 103 and avoiding screw loosening and scratching the door pocket or door leaf.

[0055] Specifically, as Figure 1 shown, the hinge assembly 100 includes a door leaf profile 101, a pad 102, a hinge 103, a first magnetic cover plate 105, a door pocket profile 106, and a second magnetic cover plate 108.

[0056] The door leaf profile 101 is provided with a door leaf communication hole 101a that communicates with the inner cavity of the door leaf profile 101, i.e. the door leaf communication hole 101a is provided at one end of the door leaf profile 101 facing the hinge 103. It should be noted that the shape of the door leaf communication hole 101a is not limited and is set according to the shape of the door leaf connecting plate 103b and the first magnetic cover plate 105 to be accommodated.

[0057] The pad 102 is padded and fixed in the inner cavity of the door leaf profile 101. Specifically, the pad 102 is made of steel and has sufficient strength and rigidity. The pad 102 is welded or detachably installed in the inner cavity of the door leaf profile 101 by screws or bolts, etc. The pad 102 increases the strength of the door leaf profile 101 on the one hand, and on the other hand, it plays the role of raising the door leaf connecting plate 103b, improving the adaptability to different hinges 103, solving the low adaptability of the concealed hinge 103 technology in the prior art applied to aluminum alloy doors, and unable to realize similar installation methods for fixing the same type of hinge 103, often different door types need different hinges 103 to realize the corresponding function. It should be noted that the height of the pad 102 is set according to the size of the inner cavity of the door leaf profile 101.

[0058] The hinge 103 comprises a hinge body 103a, a door leaf connecting plate 103b and a door pocket connecting plate 103c. The hinge body 103a is rotatably installed on the door pocket connecting plate 103c. The door leaf connecting plate 103b is fixed on the hinge body 103a and is built in the inner cavity of the door leaf profile 101 and is installed on the cushion block 102 through the first fastener 104. It should be noted that the door leaf connecting plate 103b, the cushion block 102 and the door leaf profile 101 can be sequentially connected through the first fastener 104. Of course, different fasteners can be respectively arranged to fasten the door leaf connecting plate 103b to the cushion block 102 and fasten the cushion block 102 to the door leaf profile 101.

[0059] The first magnetic cover plate 105 at least completely covers one end of the door leaf connecting plate 103b away from the inner cavity of the door leaf profile 101. It should be noted that the first magnetic cover plate 105 needs to avoid the movement range of the hinge body 103a to avoid interference between the first magnetic cover plate 105 and the hinge body 103a.

[0060] At least one of the door leaf connecting plate 103b and the first magnetic cover plate 105 is built in the first magnet. That is, the first magnet can be arranged in the door leaf connecting plate 103b, and the first magnetic cover plate 105 is made of metal material and is firmly adsorbed on the door leaf connecting plate 103b through the magnetic attraction of the first magnet in the door leaf connecting plate 103b. The door leaf connecting plate 103b can also be made of metal material, and the first magnet is arranged in the first magnetic cover plate 105, and the first magnetic cover plate 105 is firmly adsorbed together with the door leaf connecting plate 103b through the magnetic attraction of the first magnet in the first magnetic cover plate 105. The first magnet can also be arranged in the door leaf connecting plate 103b and the first magnetic cover plate 105, and the door leaf connecting plate 103b and the first magnetic cover plate 105 are adsorbed together through the first magnet. It should be noted that the number of the first magnet is not limited.

[0061] The door pocket profile 106 is provided with a door pocket communication hole 106a which communicates with the inner cavity of the door pocket profile 106. Specifically, the door pocket communication hole 106a is set according to the shape of the door pocket connecting plate 103c and the second magnetic cover plate 108.

[0062] The door pocket connecting plate 103c is built in the inner cavity of the door pocket profile 106 and is installed on the door pocket profile 106 through the second fastener 107.

[0063] The second magnetic cover plate 108 at least completely covers one end of the door pocket connecting plate 103c away from the inner cavity of the door pocket profile 106. It should be noted that the second magnetic cover plate 108 needs to avoid the movement range of the hinge body 103a to avoid interference between the second magnetic cover plate 108 and the hinge body 103a.

[0064] The second magnet is arranged in at least one of the door pocket connecting plate 103c and the second magnetic cover plate 108. That is, the second magnet can be arranged in the door pocket connecting plate 103c, and the second magnetic cover plate 108 is made of metal material and is firmly adsorbed on the door pocket connecting plate 103c by the magnetic attraction of the second magnet in the door pocket connecting plate 103c; or the door pocket connecting plate 103c is made of metal material, and the second magnet is arranged in the second magnetic cover plate 108, and the second magnetic cover plate 108 is firmly adsorbed on the door pocket connecting plate 103c by the magnetic attraction of the second magnet in the second magnetic cover plate 108; or the second magnet is arranged in both the door pocket connecting plate 103c and the second magnetic cover plate 108, and the door pocket connecting plate 103c and the second magnetic cover plate 108 are adsorbed together by the second magnet. It should be noted that the number of the second magnets is not limited.

[0065] The hinge assembly 100 provided by the application has the door leaf profile 101 with the thickness increased by the pad 102 arranged in the inner cavity of the door leaf profile 101, so that the strength of the door leaf profile 101 is improved, and the strength of the door leaf connecting plate 103b of the hinge 103 connected with the door leaf profile 101 is sufficient. The strength of the door leaf profile 101 is increased by arranging only one pad 102, and the cost is reduced.

[0066] In addition, the first magnetic cover plate 105 at least completely covers one end of the door leaf connecting plate 103b away from the inner cavity of the door leaf profile 101, and the second magnetic cover plate 108 at least completely covers one end of the door pocket connecting plate 103c away from the inner cavity of the door pocket profile 106, so that the first magnetic cover plate 105 and the second magnetic cover plate 108 cover the first fastener 104 and the second fastener 107 respectively, the first fastener 104 and the second fastener 107 are avoided to be exposed, the first fastener 104 and the second fastener 107 are avoided to scratch the door leaf or the door pocket, and the overall appearance is improved, the problems of high on-site installation difficulty, complex installation process, exposed installation plate after installation, required installation gap, and poor wall appearance effect in the prior art are solved.

[0067] In some embodiments, the first magnetic cover plate 105 is arranged flush with one end of the door leaf profile 101 with the door leaf communication hole 101a, the first magnetic cover plate 105 is avoided to be convex or concave outward, the appearance is beautified, and interference between the first magnetic cover plate 105 and other components is avoided.

[0068] Further, the application discloses that the color of at least one end of the first magnetic cover plate 105, which is away from the door leaf connecting plate 103b, is the same as the color of the door leaf profile 101. It should be noted that the same color can be the same material or a coating layer with the same color on any one of the two to ensure the consistency of the overall color.

[0069] In some embodiments, the second magnetic cover plate 108 is flush with one end of the door pocket profile 106, which is provided with a door pocket communication hole 106a, to avoid the second magnetic cover plate 108 from being convex or concave, beautify the appearance, and avoid interference with other components.

[0070] Further, the application discloses that the color of at least one end of the second magnetic cover plate 108, which is away from the door pocket connecting plate 103c, is the same as the color of the door pocket profile 106. It should be noted that the same color can be the same material or a coating layer with the same color on any one of the two to ensure the consistency of the overall color.

[0071] In some embodiments, as shown in Figure 3 The part of the side wall of the door leaf profile 101, which is away from the hinge 103, is recessed to the inner cavity of the door leaf profile 101 and forms a support boss 101b in the inner cavity of the door leaf profile 101. Correspondingly, a groove is formed at the end of the door leaf profile 101, which is away from the hinge 103.

[0072] The cushion block 102 is placed on the support boss 101b. The setting of the boss reduces the thickness of the required cushion block 102 and improves the support strength of the door leaf connecting plate 103b.

[0073] Further, the application discloses that the first fastener 104 is a countersunk screw, the door leaf connecting plate 103b is provided with a first countersunk hole, the cushion block 102 is provided with a first fastening through hole, and the support boss 101b is provided with a threaded hole or a second fastening through hole.

[0074] The first fastener 104 is sequentially threaded through the first countersunk hole, the first fastening through hole and the threaded hole. Of course, the first fastener 104 can be sequentially threaded through the first countersunk hole, the first fastening through hole and the second fastening through hole and fastened by a nut, and the thread is just placed in the groove formed at the end of the support boss 101b, which is away from the inner cavity of the door leaf profile 101.

[0075] Furthermore, the present invention discloses that the door panel connecting plate 103b is provided with a limiting groove that slides with the pad 102, and the pad 102 can slide into the limiting groove along one end of the limiting groove. In order to facilitate the sliding of the pad 102 into place, a limiting protrusion can be provided in the limiting groove. When the pad 102 cannot be pushed, it means that the pad 102 has abutted against the limiting protrusion, which facilitates the installation of the first fastener 104.

[0076] Of course, a snap-fit ​​groove 103b-1 can also be provided on the door panel connecting plate 103b, such as... Figure 4 As shown, the pad 102 is fitted into the snap-fit ​​groove 103b-1, which facilitates the fastening of the pad 102 to the door leaf connecting plate 103b.

[0077] In some embodiments, such as Figure 2 and Figure 5 As shown, the inner cavity of the door frame profile 106 is provided with a spacer support plate 106b. The spacer support plate 106b is located between the first end of the door frame profile 106 facing the hinge 103 and the second end away from the hinge 103, and is at least parallel to the first end. That is to say, the first end of the door frame profile 106 facing the hinge 103 can be set to be parallel to the spacer support plate 106b, or both the first end and the second end of the door frame profile 106 can be set to be parallel to the spacer support plate 106b.

[0078] The partition support plate 106b has a clearance hole 106b-1 for the hinge body 103a. The door frame connecting plate 103c is placed on the partition support plate 106b and is connected to the second end by passing through the partition support plate 106b and the second end in sequence through the second fastener 107. The setting of the partition support plate 106b undoubtedly increases the fastening strength between the second fastener 107 and the door frame profile 106.

[0079] It should be noted that the number of spacer support plates 106b is not limited to one; it can also be two or more, and they are spaced apart and arranged in parallel.

[0080] Furthermore, the second fastener 107 is a self-tapping screw. It should be noted that the fact that the second fastener 107 is a self-tapping screw is only one specific embodiment of the present invention. In practical applications, the second fastener 107 can also be other fasteners such as bolts.

[0081] To facilitate the installation of self-tapping screws, this invention discloses a pre-drilled hole on the spacer support plate 106b to guide the self-tapping screw for tapping connection. Specifically, the pre-drilled hole can be drilled using a drill bit.

[0082] The application can adapt to different profile cavity structures, shorten the research and development cycle to the maximum extent, and improve product adaptability; can also solve the problem of high production cost caused by complex profile structure required when using hidden hinge 103 for the current aluminum alloy single door; through the first fastener 104 and the second fastener 107, installation is realized, and installation efficiency is improved; and the overall appearance effect after installation is delicate without screw leakage, the color is consistent and unified, and the integrity is strong.

[0083] The second aspect of the application provides a single door structure, comprising a door leaf, a door pocket and a hinge assembly 100 according to any one of the above embodiments.

[0084] The door leaf profile 101 of the hinge assembly 100 is connected with the door leaf, and the door pocket profile 106 of the hinge assembly 100 is connected with the door pocket.

[0085] The single door structure provided by the application contains the hinge assembly 100 according to any one of the above embodiments, so the beneficial effects of the hinge assembly 100 are also contained in the single door structure provided by the application.

[0086] In the description of the present application, each embodiment is described in a progressive manner, and each embodiment focuses on the difference from other embodiments, and the same or similar parts between each embodiment can be referred to each other.

[0087] The above description of the disclosed embodiments enables a person skilled in the art to implement or use the application. Various modifications to the embodiments will be apparent to those skilled in the art, and the general principles defined herein can be implemented in other embodiments without departing from the spirit or scope of the application. Therefore, the application will not be limited to the embodiments shown herein, but will conform to the widest scope consistent with the principles and inventive features disclosed herein.

[0088] In the description of the present application, the description of the terms "one embodiment", "example", "specific example" and the like means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the present application. In the present application, 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 one or more embodiments or examples in a suitable manner.

[0089] The preferred embodiments of the application disclosed above are only to facilitate the elucidation of the application. The preferred embodiments do not describe all the details of the application and limit the application to the specific embodiments. Obviously, many modifications and variations can be made in light of the teachings above. The description is chosen and described in order to provide the best illustration of the application and its practical application to those skilled in the art and to enable those skilled in the art to best utilize the application. The application is limited only by the claims and their full scope and equivalents.

Claims

1. A hinge assembly (100) characterized by, The door leaf profile (101) is provided with a door leaf communication hole (101a) communicating with the inner cavity of the door leaf profile (101); the gasket (102) is arranged and fixed in the inner cavity of the door leaf profile (101); the hinge (103) comprises a hinge body (103a), a door leaf connecting plate (103b) and a door pocket connecting plate (103c), the hinge body (103a) is rotatably installed on the door pocket connecting plate (103c), the door leaf connecting plate (103b) is fixed on the hinge body (103a), and the door leaf connecting plate (103b) is arranged in the inner cavity of the door leaf profile (101) and is installed on the gasket (102) through a first fastener (104); the first magnetic cover plate (105) at least completely covers one end of the door leaf connecting plate (103b) away from the inner cavity of the door leaf profile (101); the door pocket profile (106) is provided with a door pocket communication hole (106a) communicating with the inner cavity of the door pocket profile (106), the door pocket connecting plate (103c) is arranged in the inner cavity of the door pocket profile (106) and is installed on the door pocket profile (106) through a second fastener (107); the second magnetic cover plate (108) at least completely covers one end of the door pocket connecting plate (103c) away from the inner cavity of the door pocket profile (106); wherein the part of the door leaf profile (101) away from the hinge (103) is recessed towards the inner cavity of the door leaf profile (101) and forms a supporting boss (101b) in the inner cavity of the door leaf profile (101); the gasket (102) is arranged on the supporting boss (101b). The first magnetic cover plate (105) is flush with one end of the door leaf profile (101) where the door leaf communication hole (101a) is arranged; and / or The color of at least one end of the first magnetic cover plate away from the door leaf connecting plate (103b) is the same as the color of the door leaf profile (101); and / or The second magnetic cover plate (108) is flush with one end of the door pocket profile (106) where the door pocket communication hole (106a) is arranged; and / or The color of at least one end of the second magnetic cover plate away from the door pocket connecting plate (103c) is the same as the color of the door pocket profile (106). The first fastener (104) is a countersunk screw, the door leaf connecting plate (103b) is provided with a first countersunk hole, the gasket (102) is provided with a first fastening through hole, and the supporting boss (101b) is provided with a threaded hole or a second fastening through hole; The first fastener (104) passes through the first countersunk hole, the first fastening through hole and the threaded hole in sequence and is threadedly connected with the threaded hole; or The first fastener (104) passes through the first countersunk hole, the first fastening through hole and the second fastening through hole in sequence and is fastened by a nut. ​ 2. The hinge assembly (100) according to claim 1, characterized in that ​ ​ ​ ​ ​ ​ ​ 3. The hinge assembly (100) of claim 1, wherein ​ ​ ​ ​ 4. The hinge assembly (100) of claim 1, wherein, A limiting sliding slot is formed on the door leaf connecting plate (103b) and is in sliding cooperation with the cushion block (102); Or A clamping slot (103b-1) is formed on the door leaf connecting plate (103b) and clamps the cushion block (102).

5. The hinge assembly (100) of claim 1, wherein, The inner cavity of the door pocket profile (106) is provided with a spacing support plate (106b), which is arranged between the first end of the door pocket profile (106) facing the hinge (103) and the second end of the door pocket profile (106) away from the hinge (103), and is at least parallel to the first end; An avoiding hole (106b-1) is formed on the spacing support plate (106b) to avoid the hinge body (103a), the door pocket connecting plate (103c) is arranged on the spacing support plate (106b), and the second fastener (107) passes through the spacing support plate (106b) and the second end in sequence.

6. The hinge assembly (100) according to claim 5, characterized in that The second fastener (107) is a self-tapping screw.

7. The hinge assembly (100) according to claim 6, characterized in that A pre-drilling hole is formed on the spacing support plate (106b) to guide the self-tapping screw to tap and connect.

8. The hinge assembly (100) according to any one of claims 1-7, characterized in that At least one of the door leaf connecting plate (103b) and the first magnetic cover plate (105) is internally provided with a first magnet; At least one of the door pocket connecting plate (103c) and the second magnetic cover plate (108) is internally provided with a second magnet.

9. A single door structure, characterized by, The hinge assembly (100) comprises a door leaf, a door pocket, and any one of claims 1-8. The door leaf profile (101) of the hinge assembly (100) is connected with the door leaf, and the door pocket profile (106) of the hinge assembly (100) is connected with the door pocket.

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