American damping hinge capable of being quickly disassembled and assembled

Abstract

The embodiment of the utility model provides an American damping hinge capable of being rapidly disassembled and assembled. The American damping hinge capable of being rapidly disassembled and assembled comprises a hinge cup structure and a hinge arm structure. Wherein the hinge cup structure and the hinge arm structure are hinged together; wherein the hinge arm structure comprises a first connecting plate and a second connecting plate; the end, close to the hinge cup structure, of the first connecting plate extends outwards to form a first connecting part, the first connecting plate comprises a top plate and first side plates located on the two sides of the top plate, and the top plate and the two first side plates form a sliding groove; the second connecting plate comprises a bottom plate, upward second side plates located on the two sides of the bottom plate, and downward fixing parts located at the two ends of the bottom plate. According to the technical scheme of the embodiment of the invention, the American damping hinge can be quickly disassembled and assembled, so that the time for assembling and disassembling the American damping hinge is shortened, and the user experience is improved.

Description

Technical Field

[0001] The present application relates to the field of hinge technology, and in particular to an American damping hinge that can be quickly disassembled and assembled. Background Art

[0002] A hinge is a mechanical device used to connect two solids and allow them to rotate relative to each other. It is mostly installed on cabinet furniture. Among them, the American damping hinge is a hydraulic buffer hinge with an ideal buffering effect. Its characteristic is that it provides a buffering function when the cabinet door is closed, which minimizes the noise caused by the collision between the cabinet door and the cabinet body when it is closed. However, the existing American damping hinge has a relatively complex structure and cannot be assembled and disassembled quickly.

[0003] It should be noted that the above content is not necessarily prior art, nor is it intended to limit the scope of patent protection of this application. Utility Model Content

[0004] The embodiment of the present application provides an American damping hinge that can be quickly disassembled and assembled to solve or alleviate one or more of the technical problems mentioned above.

[0005] As one aspect of an embodiment of the present application, an American damping hinge that can be quickly disassembled and assembled is provided in the embodiment of the present application, comprising: a hinge cup structure and a hinge arm structure;

[0006] Wherein, the hinge cup structure and the hinge arm structure are hinged together;

[0007] Wherein, the hinge arm structure includes a first connecting plate and a second connecting plate;

[0008] The end of the first connecting plate close to the hinge cup structure extends outward to form a first connecting portion, and the first connecting plate includes a top plate and first side plates located on both sides of the top plate, and the top plate and the two first side plates form a slide groove;

[0009] The second connecting plate includes a bottom plate, second side plates located on both sides of the bottom plate and facing upward, and fixing parts located on both ends of the bottom plate and facing downward;

[0010] Among them, in the assembled state, the end of the first connecting part extends into the hinge cup structure and is hinged with the hinge cup structure; the second connecting plate is inserted into the slide groove of the first connecting plate, and the second connecting plate and the first connecting plate are fixedly connected together by at least one connecting part; when at least one connecting part is disassembled, the second connecting plate is detached from the slide groove under the action of external force, so that the first connecting plate is separated from the second connecting plate.

[0011] Optionally, the at least one connection portion comprises an adjustment screw;

[0012] Correspondingly, a first through hole is provided at one end of the first connecting plate close to the hinge cup structure;

[0013] The second connecting plate is provided with a U-shaped hole at one end close to the hinge cup structure;

[0014] Wherein, the adjusting screw comprises a nut and a threaded rod which are connected in sequence, and a peripheral groove is provided at the bottom of the threaded rod;

[0015] The threaded rod passes through the first through hole, and the peripheral groove and the U-shaped hole are rotatably buckled.

[0016] Optionally, at least one connection portion comprises an eccentric adjustment rivet;

[0017] Correspondingly, a waist-shaped hole is provided at one end of the first connecting plate away from the hinge cup structure;

[0018] A second through hole is provided at one end of the second connecting plate away from the hinge cup structure;

[0019] Among them, the eccentric adjustment rivet includes a head, a middle part, and an eccentric head connected in sequence; the middle part is movably clamped in the waist-shaped hole, and the eccentric head passes through the second through hole to make the first connecting plate and the second connecting plate produce relative displacement along the direction of the waist-shaped hole.

[0020] Optionally, the first connecting plate includes:

[0021] A recessed portion, the recessed portion being located at an end of the first connecting plate away from the hinge cup structure;

[0022] Wherein, the waist-shaped hole is arranged in the recessed portion, and the recessed portion is used to accommodate the head of the eccentric adjustment rivet; the recessed height of the recessed portion is greater than or equal to the height of the head of the eccentric adjustment rivet.

[0023] Optionally, the second connecting plate includes:

[0024] The raised portion is arranged at one end away from the hinge cup structure; the second through hole is arranged in the middle of the raised portion so that the first connecting plate and the second connecting plate are fitted together.

[0025] Optionally, the hinge cup structure includes:

[0026] The hinge cup body is provided with a receiving space, and the side walls of the receiving space are respectively provided with square holes and special-shaped holes in sequence;

[0027] A torsion spring, comprising a torsion spring body, a claw and an extension portion extending from the torsion spring body; the claw is fixed to the square hole, and the extension portion passes through the special-shaped hole and can be abutted against one end of the first connecting portion;

[0028] Wherein, when the angle between the hinge cup structure and the first connecting portion changes, the extending portion abuts against one end of the first connecting portion and generates a force on the first connecting portion.

[0029] Optionally, the hinge cup structure further includes:

[0030] A damping device, the damping device comprising a damper; the damper is located in the receiving space, with one end facing the inner wall of the receiving space and the other end facing one end of the first connecting portion;

[0031] Wherein, when the angle between the hinge cup structure and the first connecting portion changes, the ends of the damper respectively abut against the inner wall of the accommodating space and the end of the first connecting portion to generate a damping force.

[0032] Optionally, the damping device further comprises:

[0033] A pressure hoop and a switch; wherein the pressure hoop is fixed above the receiving space and forms a receiving space with the receiving space, and the receiving space is used to limit the range of movement of the damper.

[0034] The above technical solution adopted in the embodiment of the present application may have the following advantages:

[0035] The hinge cup structure and the hinge arm structure are hinged together; the hinge cup structure can be quickly installed on the hinge arm structure, and quickly separated from the hinge arm structure, so as to achieve rapid disassembly and assembly. BRIEF DESCRIPTION OF THE DRAWINGS

[0036] In the accompanying drawings, unless otherwise specified, the same reference numerals throughout the multiple drawings represent the same or similar parts or elements. These drawings are not necessarily drawn to scale. It should be understood that these drawings only depict some embodiments disclosed in the present application and should not be regarded as limiting the scope of the present application.

[0037] Figure 1 It is a structural schematic diagram of an American damping hinge that can be quickly disassembled and assembled provided in an embodiment of the present application;

[0038] Figure 2 yes Figure 1 Schematic diagram of the explosion structure.

[0039] Description of reference numerals:

[0040] 1 Hinge cup structure

[0041] 2 hinge arm structure

[0042] 11 Hinge cup body

[0043] 12 Torsion spring

[0044] 13 Damping device

[0045] 21 First connecting plate

[0046] 22 Second connecting plate

[0047] 111 Containment Space

[0048] 131 Damper

[0049] 132 Pressure Hoop

[0050] 133 Switch

[0051] 211 first connection part

[0052] 212 First through hole

[0053] 213 waist hole

[0054] 214 Depression

[0055] 221 U-shaped hole

[0056] 222 Second through hole

[0057] 223 Raised part

[0058] 231 Adjusting screw

[0059] 241 Eccentric Adjustment Rivet DETAILED DESCRIPTION

[0060] In order to make the purpose, technical solution and advantages of the present application more clearly understood, the present application is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments and features in the embodiments of the present application can be combined with each other in the absence of conflict. The present application will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

[0061] It should be noted that the terms "first", "second", etc. in the specification and claims of the present application and the above-mentioned drawings are used to distinguish similar objects, and are not necessarily used to describe a specific order or sequence. It should be understood that the terms used in this way can be interchangeable where appropriate, so that the embodiments of the present application described herein can be implemented in an order other than those illustrated or described herein, for example. In addition, the terms "including" and "having" and any of their variations are intended to cover non-exclusive inclusions, for example, a process, method, system, product or device that includes a series of steps or units is not necessarily limited to those steps or units that are clearly listed, but may include other steps or units that are not clearly listed or inherent to these processes, methods, products or devices.

[0062] The following provides an explanation of the terms used in this application.

[0063] American damping hinges, also known as cup-shaped concealed hinges, meet and exceed the relevant definitions, requirements and inspection standards of the light industry standards of the People's Republic of China QB / T1242-1991 and QBT2189-2013. At the same time, they meet and exceed the relevant definitions, requirements and inspection standards in the EU standard 15570-2008.

[0064] To facilitate those skilled in the art to understand the technical solutions provided in the embodiments of the present application, the relevant technologies are described below:

[0065] American damping hinges, as a commonly used furniture hardware, are generally composed of hinge cups, connecting plates, hinge arms, bases, etc. American damping hinges are installed between light cabinet doors and door frames, allowing the door to rotate relative to the door frame. However, the existing hinges require very complicated installation and removal of the hinges, which is time-consuming and very inconvenient.

[0066] To this end, the embodiment of the present application provides a new design structure of an American damping hinge. Based on this, the connection structure hinged on the hinge cup structure can be quickly installed on the hinge arm structure, as described below.

[0067] Hereinafter, exemplary embodiments according to the present application will be described in more detail with reference to the accompanying drawings. It should be noted that these exemplary embodiments can be implemented in many different forms and should not be construed as being limited to the embodiments described herein.

[0068] See also Figures 1-2 The American damping hinge that can be quickly disassembled and assembled may include: a hinge cup structure 1 and a hinge arm structure 2. The hinge cup structure 1 and the hinge arm structure 2 are hinged together; the hinge cup structure 1 can be quickly installed on the hinge arm structure 2, and can be quickly separated from the hinge arm structure 2, so as to achieve quick disassembly and assembly.

[0069] The structures and coordination relationship of the hinge cup structure 1 and the hinge arm structure 2 are introduced below.

[0070] The hinge cup structure 1 can be fixedly installed on a door or a door frame.

[0071] The hinge arm structure 2 is hinged to the hinge cup structure 1 and can be fixedly installed on the door frame or the door.

[0072] The hinge arm structure 2 includes a first connecting plate 21 and a second connecting plate 22 .

[0073] The end of the first connecting plate 21 close to the hinge cup structure 1 extends outward to form a first connecting portion 211, and the first connecting plate includes a top plate and first side plates located on both sides of the top plate, and the top plate and the two first side plates form a slide groove.

[0074] The second connecting plate 22 includes a bottom plate, second side plates located at both sides of the bottom plate and facing upward, and fixing portions located at both ends of the bottom plate and facing downward.

[0075] Wherein, in the assembled state, the end of the first connecting portion 211 extends into the hinge cup structure 1 and is hinged with the hinge cup structure 1. The second connecting plate 22 is inserted into the slide groove of the first connecting plate 21, and the second connecting plate 22 and the first connecting plate 21 are fixedly connected together by at least one connecting portion. When at least one connecting portion is disassembled, the second connecting plate 22 is disengaged from the slide groove under the action of external force, so that the first connecting plate 21 is separated from the second connecting plate 22. The user can first fix the second connecting plate 22 on the door or door frame, and then insert the second connecting plate 22 into the slide groove of the first connecting plate 21, and fix them together through at least one connecting portion, so as to realize the rapid installation of the American damping hinge, and under the action of external force, when at least one connecting portion is disassembled and the second connecting plate 22 is disengaged from the slide groove, the user can quickly remove the door from the corresponding door frame.

[0076] In an optional embodiment, the at least one connecting portion includes an adjusting screw 231 .

[0077] Correspondingly, a first through hole 212 is provided at one end of the first connecting plate 21 close to the hinge cup structure 1. A U-shaped hole 221 is provided at one end of the second connecting plate 22 close to the hinge cup structure 1.

[0078] The adjusting screw includes a nut and a threaded rod connected in sequence, and a peripheral groove is provided at the bottom of the threaded rod. The nut and the threaded rod can be made of steel, aluminum or stainless steel, and the diameter and length of the threaded rod should be designed according to the adjustment range required, and are not limited here. The shape and size of the peripheral groove should match the shape and size of the U-shaped hole 221.

[0079] The first through hole 212 and the U-shaped hole 221 are positioned correspondingly to allow the adjusting screw 231 to pass through, the threaded rod passes through the first through hole 212 , and the peripheral groove and the U-shaped hole 221 are rotatably buckled.

[0080] When installing, a person skilled in the art can first pass the adjusting screw 231 through the first through hole 212 to make the second connecting plate 22 fit closely with the first connecting plate 21, then insert the peripheral groove of the adjusting screw 231 into the U-shaped hole 221, rotate the adjusting screw 231 to make the peripheral groove and the U-shaped hole 221 snap, and adjust the adjusting screw 231 as needed to make the first connecting plate 21 and the second connecting plate 22 reach the optimal position in the vertical direction. Among them, the adjusting screw 231 can be adjusted using a screwdriver or a wrench, and the first through hole 212 and the U-shaped hole 221 can be processed into different shapes to improve the connection strength. The adjusting screw 231 can be made of rust-proof material to extend the service life. In this embodiment, the position adjustment between the first connecting plate 21 and the second connecting plate 22 in the vertical direction can be achieved by rotating and adjusting the adjusting screw 231, and then the relative position of the two can be quickly adjusted during installation.

[0081] In an optional embodiment, the at least one connecting portion includes an eccentric adjustment rivet 241. The eccentric adjustment rivet 241 can be made of steel, stainless steel or other metals, which are not limited herein.

[0082] Correspondingly, a waist-shaped hole 213 is provided at one end of the first connecting plate 21 away from the hinge cup structure 1. A second through hole 222 is provided at one end of the second connecting plate 22 away from the hinge cup structure 1.

[0083] The eccentric adjustment rivet 241 includes a head, a middle part, and an eccentric head connected in sequence. The head may be provided with anti-slip grooves to increase the friction during installation, the middle part may be provided with a spring to increase the connection strength between the middle part and the waist-shaped hole 213, and the eccentric head may be provided with a sealing ring to prevent dust from entering.

[0084] The middle portion is movably clamped in the waist-shaped hole 213 , and the eccentric head passes through the second through hole 222 , so that the first connecting plate 21 and the second connecting plate 22 are relatively displaced along the direction of the waist-shaped hole 213 .

[0085] Specifically, during installation, the relevant technician inserts the middle part of the eccentric adjustment rivet 241 into the waist-shaped hole 213 of the first connecting plate 21, and the eccentric head of the eccentric adjustment rivet 241 passes through the second through hole 222 of the second connecting plate 22. The installation tool is used to rotate the head of the eccentric adjustment rivet 241 to move the eccentric head in the second through hole 222, and the relative position of the door and the door frame is observed and adjusted as needed. It should be noted that before installing the eccentric adjustment rivet 241, the waist-shaped hole 213 and the second through hole 222 should be cleaned first, and when installing the eccentric adjustment rivet 241, do not damage it, and when adjusting the eccentric adjustment rivet 241, do not use excessive force to avoid damaging the door or door frame.

[0086] The waist-shaped hole 213 and the second through hole 222 are located in a corresponding position to allow the eccentric adjustment rivet 241 to pass through. The second through hole 222 is used to accommodate the eccentric head of the eccentric adjustment rivet 241, and the waist-shaped hole 213 is used to accommodate the middle portion of the eccentric adjustment rivet 241. By rotating and adjusting the eccentric adjustment rivet 241, the relative position of the first connecting plate 21 and the second connecting plate 22 in the horizontal direction can be adjusted, thereby slightly adjusting the relative position of the door and the door frame.

[0087] In an optional embodiment, the eccentric adjustment rivet 241 is of eccentric cam type, and a cross groove is provided on the top.

[0088] In an optional embodiment, the first connecting plate 21 includes: a recessed portion 214 , and the recessed portion 214 is located at an end of the first connecting plate 21 away from the hinge cup structure 1 .

[0089] The waist-shaped hole 213 is provided in the recessed portion 214, and the recessed portion 214 is used to accommodate the head of the eccentric adjustment rivet 241. The recessed height of the recessed portion 214 is greater than or equal to the height of the head of the eccentric adjustment rivet 241. In this optional embodiment, the recessed portion 214 provides a receiving space for the head of the eccentric adjustment rivet 241 to prevent it from protruding from the horizontal plane of the first connecting plate 21.

[0090] Among them, the recessed portion 214 is circular or rectangular, and its shape should match the head of the eccentric adjustment rivet 241, its diameter or length should be greater than or equal to the diameter or length of the head of the eccentric adjustment rivet 241, and its depth should be greater than or equal to the thickness of the head of the eccentric adjustment rivet 241.

[0091] The recessed portion 214 can be formed by stamping, drilling or other processing methods, and the recessed portion 214 can be made of the same material as the first connecting plate 21, such as steel, aluminum or plastic. There is no limitation here. In this embodiment, the recessed portion 214 makes the hinge structure more compact, saves space, and makes the hinge structure more beautiful.

[0092] In an optional embodiment, the second connecting plate 22 includes: a protrusion 223, which is arranged at an end away from the hinge cup structure 1. The protrusion 223 can be made of the same material as the second connecting plate 22, such as steel, aluminum or plastic. In terms of preparation method, it can be formed by stamping, welding or other processing methods, which are not limited here.

[0093] The second through hole 222 is disposed in the middle of the protrusion 223. In this embodiment, by disposing the protrusion 223 on the second connecting plate 22 to match the recess 214 of the first connecting plate 21, the first connecting plate 21 and the second connecting plate 22 can be fitted together, and the hinge structure is more firm and stable.

[0094] The structure of the hinge cup structure 1 is introduced below.

[0095] In an optional embodiment, the hinge cup structure 1 includes: a torsion spring 12 , a hinge cup body 11 , and a receiving space 111 .

[0096] The receiving space 111 can be formed by drilling, stamping or other processing methods, which are not limited here. The side walls of the receiving space 111 are respectively provided with a square hole 1111 and a special-shaped hole 1112 in sequence.

[0097] Wherein, the torsion spring 12 includes a torsion spring body and a claw and an extension portion extended from the torsion spring body. The torsion spring 12 can be made of an elastic material, such as steel, stainless steel or spring steel, and its shape can be spiral or cylindrical. The diameter, length and number of turns of the torsion spring 12 should be designed according to the torque required to be provided, and are not limited here. The claw can be made of the same material as the torsion spring 12, and its shape should match the square hole 1111. The claw can be fixed in the square hole 1111 by welding, riveting or other methods. The extension portion passes through the special-shaped hole 1112 and can be abutted against one end of the first connecting portion 211. The shape should match the special-shaped hole 1112, and its length should be greater than or equal to the thickness of the first connecting plate 21.

[0098] Specifically, when installing, relevant technicians in this field install the hinge cup structure 1 and the first connecting plate 21 to the door or door frame, insert the claw of the torsion spring 12 into the square hole 1111 of the first connecting plate 21, and pass the extended part of the torsion spring 12 through the special-shaped hole 1112 of the first connecting plate 21.

[0099] When the angle between the hinge cup structure 1 and the first connecting plate 21 changes, the extension of the torsion spring 12 will abut against one end of the first connecting plate 21 and generate a force on the first connecting plate 21. This force can provide a damping effect to prevent the door or door frame from opening or closing suddenly. In this embodiment, by using a torsion spring, the door or door frame can be opened and closed more smoothly and safely.

[0100] In an optional embodiment, the hinge cup structure 1 further includes: a damping device 13, which includes a damper 131. The damper 131 is located in the receiving space 111, with one end facing the inner wall of the receiving space 111 and the other end facing one end of the first connecting portion 211. The damper 131 may be a hydraulic damper, a pneumatic damper or a magnetic damper, and the damper 131 may be composed of a cylinder, a piston, a piston rod, a seal and other components, which are not limited here.

[0101] When the angle between the hinge cup structure 1 and the first connecting portion 211 changes, the piston rod of the damper 131 moves, and the ends of the damper 131 respectively abut against the inner wall of the receiving space 111 and the end of the first connecting portion 211 to generate a damping force. In this embodiment, the damping device 13 can provide a damping effect to prevent the door or door frame from opening or closing suddenly.

[0102] In an optional embodiment, the damping device 13 further includes: a pressure hoop 132 and a switch 133 .

[0103] Among them, the

[0104] The clamp 132 may be circular or rectangular, and its shape should match the shape of the receiving space 111. Its diameter or length should be less than or equal to the diameter or length of the receiving space 111, and its height should be greater than or equal to the maximum stroke of the damper 131. It may be made of steel, aluminum or plastic, which is not limited here. When the door or door frame is opened or closed, the piston rod of the damper 131 moves, thereby pushing the clamp 132. The movement of the clamp 132 triggers the switch 133, thereby outputting a switch signal.

[0105] The clamp 132 is fixed above the receiving space 111 and forms a receiving space with the receiving space 111, and the receiving space is used to limit the range of motion of the damper 131. The clamp 132 can be fixed to the receiving space 111 by threaded connection or snap connection. The switch 133 can be fixed to the clamp 132 or the wall of the receiving space 111 by screws or welding.

[0106] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprising" and / or "including" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0107] For the convenience of description, the orientation or position relationship indicated by directional words such as "front, back, up, down, left, right", "lateral, vertical, vertical, horizontal" and "top, bottom" is usually based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description. Unless otherwise stated, these directional words do not indicate or imply that the device or element referred to must have a specific orientation or be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the scope of protection of the present application; the directional words "inside and outside" refer to the inside and outside relative to the outline of each component itself. For example, if the device in the drawings is inverted, the device described as "above other devices or structures" or "above other devices or structures" will be positioned as "below other devices or structures" or "below other devices or structures". Therefore, the exemplary term "above..." can include both "above..." and "below..." orientations. The device can also be positioned in other different ways (rotated 90 degrees or in other orientations), and the spatial relative descriptions used here are interpreted accordingly.

[0108] Unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or a communication; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0109] Unless otherwise clearly specified and limited, a first feature being "above" or "below" a second feature may include the first and second features being in direct contact, or may include the first and second features not being in direct contact but being in contact through another feature between them. Moreover, a first feature being "above", "above" and "above" a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is higher in level than the second feature. A first feature being "below", "below" and "below" a second feature includes the first feature being directly above and obliquely above the second feature, or simply means that the first feature is lower in level than the second feature.

[0110] Unless otherwise specifically stated, the relative arrangement, numerical expressions and numerical values ​​of the parts and steps set forth in these embodiments do not limit the scope of the present application. At the same time, it should be understood that, for ease of description, the sizes of the various parts shown in the accompanying drawings are not drawn according to the actual proportional relationship. The technology, method and equipment known to those of ordinary skill in the relevant field may not be discussed in detail, but in appropriate cases, the technology, method and equipment should be considered as a part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as being merely exemplary, rather than as a limitation. Therefore, other examples of exemplary embodiments may have different values. It should be noted that similar reference numerals and letters represent similar items in the following drawings, so that once a certain item is defined in an accompanying drawing, it does not need to be further discussed in subsequent drawings.

[0111] It should also be noted that "one embodiment", "another embodiment", "embodiment", etc. mentioned in this specification refer to the specific features, structures or characteristics described in conjunction with the embodiment included in at least one embodiment generally described in this application. The same expression appearing in multiple places in the specification does not necessarily refer to the same embodiment. Further, when a specific feature, structure or characteristic is described in conjunction with any embodiment, it is claimed that the realization of such feature, structure or characteristic in conjunction with other embodiments also falls within the scope of this application.

[0112] In the above embodiments, the description of each embodiment has its own emphasis. For parts that are not described in detail in a certain embodiment, reference can be made to the relevant descriptions of other embodiments.

[0113] It should also be noted that the above are only preferred embodiments of the present application, and the patent protection scope of the present application is not limited thereto. Any equivalent structure or equivalent process transformation made using the contents of the present application specification and drawings, or directly or indirectly used in other related technical fields, are also included in the patent protection scope of the present application.

Claims

1. An American damping hinge that can be quickly disassembled and assembled, characterized in that: include: A hinge cup structure (1) and a hinge arm structure (2); Wherein, the hinge cup structure (1) and the hinge arm structure (2) are hinged together; Wherein, the hinge arm structure (2) comprises a first connecting plate (21) and a second connecting plate (22); The first connecting plate (21) extends outward from an end portion close to the hinge cup structure (1) to form a first connecting portion (211), and the first connecting plate comprises a top plate and first side plates located on both sides of the top plate, and the top plate and the two first side plates form a sliding groove; The second connecting plate (22) comprises a bottom plate, second side plates located on both sides of the bottom plate and facing upward, and fixing portions located on both ends of the bottom plate and facing downward; Wherein, in an assembled state, the end of the first connecting portion (211) extends into the hinge cup structure (1) and is hinged to the hinge cup structure (1); the second connecting plate (22) is inserted into the slide groove of the first connecting plate (21), and the second connecting plate (22) and the first connecting plate (21) are fixedly connected together via at least one connecting portion; when at least one connecting portion is disassembled, the second connecting plate (22) is disengaged from the slide groove under the action of an external force, so that the first connecting plate (21) is separated from the second connecting plate (22); Wherein, the at least one connecting portion comprises an adjusting screw (231); Correspondingly, a first through hole (212) is provided at one end of the first connecting plate (21) close to the hinge cup structure (1); The second connecting plate (22) is provided with a U-shaped hole (221) at one end close to the hinge cup structure (1); The adjusting screw (231) comprises a nut and a threaded rod which are connected in sequence, and a peripheral groove is provided at the bottom of the threaded rod; the threaded rod passes through the first through hole (212), and the peripheral groove and the U-shaped hole (221) are rotatably buckled; Wherein, when the adjusting screw is inserted into the first through hole, the second connecting plate can be used to slide inwardly along the sliding groove so that the U-shaped hole slides into the peripheral groove at the bottom of the threaded rod.

2. The American damping hinge capable of rapid disassembly and assembly according to claim 1, characterized in that: At least one connecting portion includes an eccentric adjustment rivet (241); Correspondingly, a waist-shaped hole (213) is provided at one end of the first connecting plate (21) away from the hinge cup structure (1); A second through hole (222) is provided at one end of the second connecting plate (22) away from the hinge cup structure (1); The eccentric adjustment rivet (241) comprises a head portion, a middle portion, and an eccentric head which are connected in sequence; the middle portion is movably clamped in the waist-shaped hole (213), and the eccentric head passes through the second through hole (222), so that the first connecting plate (21) and the second connecting plate (22) generate relative displacement along the direction of the waist-shaped hole (213).

3. The American damping hinge capable of rapid disassembly and assembly according to claim 2, characterized in that: The eccentric adjustment rivet (241) is of eccentric cam type, and a cross groove is provided on the top.

4. The American damping hinge capable of rapid disassembly and assembly according to claim 2 or 3, characterized in that: The first connecting plate (21) comprises: a recessed portion (214), the recessed portion (214) being located at an end of the first connecting plate (21) away from the hinge cup structure (1); The waist-shaped hole (213) is arranged in the recessed portion (214), and the recessed portion (214) is used to accommodate the head of the eccentric adjustment rivet (241); the recessed height of the recessed portion (214) is greater than or equal to the height of the head of the eccentric adjustment rivet (241).

5. The American damping hinge capable of rapid disassembly and assembly according to claim 2 or 3, characterized in that: The second connecting plate (22) comprises: The raised portion (223) is arranged at an end away from the hinge cup structure (1); and the second through hole (222) is arranged in the middle of the raised portion (223) so that the first connecting plate (21) and the second connecting plate (22) fit together.

6. The American damping hinge capable of rapid disassembly and assembly according to claim 1, characterized in that: The hinge cup structure (1) comprises: The hinge cup body (11) is provided with a receiving space (111), and the side walls of the receiving space (111) are respectively provided with a square hole (1111) and a special-shaped hole (1112); A torsion spring (12) comprising a torsion spring body, a claw extending from the torsion spring body, and an extension portion; the claw is fixed to the square hole (1111), and the extension portion passes through the special-shaped hole (1112) and can abut against one end of the first connecting portion (211); Wherein, when the angle between the hinge cup structure (1) and the first connecting portion (211) changes, the extension portion abuts against one end of the first connecting portion (211) and generates a force on the first connecting portion (211).

7. The American damping hinge capable of rapid disassembly and assembly according to claim 6, characterized in that: The hinge cup structure (1) further comprises: A damping device (13), the damping device comprising a damper (131); the damper (131) is located in the receiving space (111), with one end facing the inner wall of the receiving space (111) and the other end facing one end of the first connecting portion (211); When the angle between the hinge cup structure (1) and the first connecting portion (211) changes, the end of the damper (131) respectively abuts against the inner wall of the receiving space (111) and the end of the first connecting portion (211) to generate a damping force.

8. The American damping hinge capable of rapid disassembly and assembly according to claim 7, characterized in that: The damping device (13) further comprises: A pressure hoop (132) and a switch (133); wherein the pressure hoop (132) is fixed above the receiving space (111) and forms a receiving space with the receiving space (111), and the receiving space is used to limit the range of movement of the damper (131).

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