Four-shaft side-hidden hinge

Abstract

The utility model relates to the technical field of hinges, in particular to a four-shaft side-hidden hinge which comprises a first hinge piece installed on a door leaf profile and a second hinge piece installed on a door pocket, the first hinge piece and the second hinge piece are connected through a rotating assembly, first installation parts are arranged at the two ends of the first hinge piece, and second installation parts are arranged at the two ends of the second hinge piece. The second hinge piece is in a flat plate shape, a groove frame used for containing a rotating assembly is backwards arranged in the middle of the second hinge piece, an avoiding space is formed between the front side of the groove frame and the two first mounting parts, an adjusting hole is formed in the rear side of the groove frame, an adjusting piece capable of sliding up and down is arranged in the adjusting hole, the second hinge piece is in a flat plate shape, and second mounting parts are arranged at the two ends of the second hinge piece. The hinge is arranged on the surface of the door pocket through the second installation part, the hinge can contain the rotating assembly in the closed state through the arranged groove frame, the hinge can be positioned on the door pocket in advance through the adjusting piece of the adjusting hole before fixed installation, the upper gap and the lower gap of the door leaf profile are adjusted according to the actual situation, and the hinge is more suitable for the extremely narrow door pocket.

Description

Technical Field

[0001] The utility model relates to the technical field of hinges, in particular to a four-axis side hidden hinge. Background Art

[0002] Hinges play an important role in people's lives. Hinges occupy an important position in furniture hardware accessories. The quality of hinges is directly related to the use of furniture and doors. In order to improve the appearance and safety performance of the door body, a side hidden hinge has now appeared. By changing the existing hinge structure, it can be installed in the fan body and the frame, so that the hinge can be hidden inside when closed. With the continuous improvement of people's living standards, side hidden hinges are also constantly improving to meet people's needs. Reference Publication (Announcement) No.: CN210622561U is a hinge. Now there is a four-axis hinge. The side hidden hinge with a structure is more stable and durable than the single-axis hinge. However, the existing four-axis side hidden hinge is very troublesome to install. Since the first page and the second page are connected as an integral structure when leaving the factory, and there is no adjustment structure, it cannot be adjusted according to the upper and lower distances between the door leaf profile and the door frame during installation, resulting in the upper and lower incoordination of the door leaf profile. Moreover, as people's pursuit of doors becomes higher and higher, in order to achieve a more narrow visual effect and to coordinate with the wall panels for installation, the thickness of the door frame is getting thinner and thinner, which leads to the insufficient applicability of the existing four-axis hinge. Utility Model Content

[0003] The utility model provides a four-axis side hidden hinge, which can adjust the door leaf profile up and down and is suitable for extremely narrow door covers.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a four-axis side hidden hinge, comprising a first leaf component installed on a door leaf profile and a second leaf component installed on a door frame, the first leaf component and the second leaf component are connected by a rotating assembly, first mounting parts are provided at both ends of the first leaf component, and a groove frame for accommodating the rotating assembly is provided at the rear of the middle part, an escape space is provided between the front side of the groove frame and the two first mounting parts, an adjustment hole is provided on the rear side of the groove frame, an adjustment part that can slide up and down is provided in the adjustment hole, the second leaf component is in the shape of a plate, and second mounting parts are provided at both ends of the second leaf component, and the second leaf component is installed on the surface of the door frame through the second mounting parts.

[0005] Furthermore, the rotating assembly includes a first connecting member, a second connecting member and a base, one end of the base is fixed to the front side of the second page member, the first connecting member is arranged in the avoidance space, and one end is connected to the first page member through a first rotating shaft, and the other end is connected to the middle of the base through a second rotating shaft, one end of the second connecting member is connected to the groove frame through a third rotating shaft, and the other end is connected to an end of the base away from the second page member through a fourth rotating shaft.

[0006] Furthermore, one end of the first rotating shaft, the second rotating shaft, the third rotating shaft and the fourth rotating shaft are all provided with latching teeth, the first rotating shaft and the third rotating shaft are respectively fixedly installed on the first page member through the latching teeth, and the second rotating shaft and the fourth rotating shaft are respectively fixedly installed on the base through the latching teeth.

[0007] Furthermore, a mounting piece installed on the back of the door frame is provided on the back of the second mounting portion, and the second mounting portion and the mounting piece are fixedly connected.

[0008] Furthermore, the first mounting portion and the second mounting portion are each provided with at least two mounting holes, and the plurality of mounting holes are staggeredly distributed.

[0009] Furthermore, decorative panels are provided on the front sides of the first mounting portion and the second mounting portion.

[0010] Furthermore, the door leaf profile includes a cavity, and the cavity is provided with a slot for accommodating the first leaf member.

[0011] Compared with the prior art, the utility model has the following beneficial effects: by providing a groove frame, the rotating assembly can be accommodated when the hinge is in the closed state, and through the adjustment hole provided on the rear side of the groove frame, the adjusting member through the adjustment hole can be pre-positioned on the door frame before fixed installation and the upper and lower gaps of the door leaf profile can be adjusted according to actual conditions. In addition, the first page member is used to accommodate the hidden rotating assembly, and the second page member installed in the door frame is arranged in a flat plate shape. The door frame does not need to open an installation groove for installing the second page member, and is more suitable for extremely narrow door frames. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0013] Figure 2 It is a schematic diagram of the closed state of the utility model.

[0014] Figure 3 It is a structural schematic diagram of the rotating component in the utility model.

[0015] Figure 4 It is an exploded view of the utility model.

[0016] Figure 5 It is the front view of the first page in the utility model.

[0017] Figure 6 It is a side view of the first page in the utility model.

[0018] Figure 7 It is a three-dimensional diagram of the third rotating shaft in the utility model.

[0019] In the figure: the first page member 1, the second page member 2, the groove frame 10, the first mounting portion 11, the adjustment hole 12, the adjustment member 13, the second mounting portion 22, the first connecting member 31, the second connecting member 32, the base 33, the first rotating shaft 41, the second rotating shaft 42, the third rotating shaft 43, the fourth rotating shaft 44, the door leaf profile 50, the door frame 60, the mounting member 61, the mounting hole 110, the decorative panel 120, the latch tooth 401, and the gasket 402. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] As shown in the accompanying drawings, the utility model is a four-axis side hidden hinge, comprising a first leaf member 1 installed on a door leaf profile 50, and a second leaf member 2 installed on a door cover 60. The first leaf member 1 and the second leaf member 2 are connected by a rotating assembly, so that the first leaf member 1 and the second leaf member 2 can swing relative to each other. Figure 5 As shown, the first leaf member 1 is provided with first mounting portions 11 at both ends, and a groove frame 10 for accommodating the rotating assembly is provided in the middle backward, and an escape space (not marked in the figure) is provided between the front side of the groove frame 10 and the two first mounting portions 11, which can be referred to Figure 5-6 The avoidance space actually prevents the rotating component from colliding with the first page member 1 when it swings. An adjustment hole 12 is provided on the rear side of the groove frame 10. The adjustment hole 12 is in the shape of a long strip and is vertically arranged. An adjustment member 13 that can slide up and down is arranged in the adjustment hole 12. The adjustment member 13 can directly adopt screws or screws, etc. The second page member 2 is in the shape of a plate, and a second mounting portion 22 is provided at both ends of the second page member 2, and is installed on the surface of the door frame 60 through the second mounting portion 22. The second page member 2 is directly arranged on the side surface of the door frame 60, that is, the door frame 60 does not need to open a mounting groove for placing the second page member 2. At the same time, the first page member 1 is installed on the door leaf profile 50, so the groove frame 10 can be installed in the door leaf profile 50.

[0022] The utility model discloses a four-axis side hidden hinge principle and effect. Through the groove frame 10, the hinge can accommodate the rotating component in the closed state, and the adjusting hole 12 is arranged on the rear side of the groove frame 10. The adjusting member 13 through the adjusting hole 12 can be pre-positioned on the door frame 60 before fixed installation and adjust the upper and lower gaps of the door leaf profile 50 according to actual conditions. During installation, the second leaf member 2 and the first leaf member 1 are first installed on the door frame 60 and the door leaf profile 50 respectively. The first leaf member 1 is connected to the door leaf profile 50 through the adjusting member 13. At this time, the first leaf member 1 can move up and down on the door leaf profile 50. People adjust the upper and lower positions according to the actual situation. After the adjustment is completed, it is fixedly connected to the door leaf profile 50 through the first mounting portion 11 to complete the installation. At this time, the adjusting member 13 can be taken out or retained, and the first leaf member 1 is used to accommodate the hidden rotating component. The second leaf member 2 installed on the door frame 60 is arranged in a flat plate shape. The door frame 60 does not need to open an installation groove for installing the second leaf member 2, which is more suitable for extremely narrow door frames 60.

[0023] like Figure 3-4 As shown, the rotating assembly includes a first connecting member 31, a second connecting member 32 and a base 33, one end of the base 33 is fixed to the front side of the second page member 2, the first connecting member 31 is arranged in the avoidance space, and one end is connected to the first page member 1 through a first rotating shaft 41, and the other end is connected to the middle of the base 33 through a second rotating shaft 42, one end of the second connecting member 32 is connected to the groove frame 10 through a third rotating shaft 43, and the other end is connected to the end of the base 33 away from the second page member 2 through a fourth rotating shaft 44, the base 33 is arranged in the middle of the second page member 2, and the upper and lower ends of the second page member 2 are second mounting parts 22, the first rotating shaft 41 penetrates from the bottom of the first page member 1, passes through the first page member 1 and the first connecting member 31 in sequence, and finally passes through the top of the first page member 1, the third rotating shaft 43 also penetrates from the bottom of the first page member 1, passes through the first page member 1 to the second connecting member 32 in sequence, and finally passes through the top of the first page member 1, as shown in FIG. Figure 7 As shown, one end of the first rotating shaft 41, the second rotating shaft 42, the third rotating shaft 43 and the fourth rotating shaft 44 are all provided with a latching tooth 401, the first rotating shaft 41 and the third rotating shaft 43 are respectively fixedly installed on the first page member 1 through the latching teeth, the second rotating shaft 42 and the fourth rotating shaft 44 are respectively fixedly installed on the base 33 through the latching teeth, and both ends of the first rotating shaft 41, the second rotating shaft 42, the third rotating shaft 43 and the fourth rotating shaft 44 are provided with a gasket 402, and the two gaskets 402 on the same rotating shaft have positioning protrusions on the sides facing each other, the first connecting member 31, the second connecting member 32 and the base are provided with positioning grooves at corresponding positions, and the positioning protrusions of the gaskets 402 are inserted into the positioning grooves to achieve mating connection.

[0024] In this embodiment, a mounting member 61 is provided on the back of the second mounting portion 22 and is mounted on the back of the door frame 60. The second mounting portion 22 and the mounting member 61 are fixedly connected. The mounting member 61 can further improve the connection stability between the second leaf 2 and the door frame 60. When installing, the mounting member 61 needs to be installed on the back of the door frame 60 in advance. When installing the second leaf 2, align the second mounting portion 22 with the mounting member 61 and tighten and fix it with screws. The first mounting portion 11 and the second mounting portion 22 are both provided with at least two mounting holes 110, and the plurality of mounting holes 110 are staggered. The two mounting holes 110 are staggered as much as possible, which is more conducive to installation and improves connection stability.

[0025] In this embodiment, a decorative plate 120 is disposed on the front of the first mounting portion 11 and the second mounting portion 22 to shield the first mounting portion 11 and the second mounting portion 22 to prevent screws and the like from being exposed, while keeping the surface of the hinge simple and beautiful.

[0026] like Figure 1 As shown, the door leaf profile 50 includes a cavity, and the cavity is provided with a groove for accommodating the first leaf member. It should be understood that the door leaf and the door frame 60 belong to the existing swing door structure, and a cavity is formed in the middle of the door leaf profile 50, and a hook portion is provided on one side of the cavity. The cavity surface and the hook portion are a stepped structure, which corresponds exactly to the sealing edge of the door frame. It should be noted that the door leaf groove refers to the straight-line distance from one side wall of the door leaf profile to the edge of the first leaf member 1 is 12.5mm, and the groove width corresponds to the width of the first leaf member 1, and the groove width is 20mm. Furthermore, a hook is also provided on the other side of the cavity, and the straight-line distance from the other side wall of the groove to the hook can also be set to the same 12.5mm, which is suitable for installation and use in door bodies with a thickness of 40mm or more on the market.

[0027] The above embodiments are preferred embodiments of the present utility model. All structures similar to the present utility model and equivalent changes made thereto should fall within the protection scope of the present utility model.

Claims

1. A four-axis side concealed hinge, comprising a first leaf component mounted on a door leaf profile and a second leaf component mounted on a door cover, characterized in that: The first page member and the second page member are connected through a rotating component, first mounting parts are provided at both ends of the first page member, and a groove frame for accommodating the rotating component is provided backward in the middle, an escape space is provided between the front side of the groove frame and the two first mounting parts, an adjustment hole is provided on the rear side of the groove frame, an adjustment member that can slide up and down is provided in the adjustment hole, the second page member is in the shape of a plate, and second mounting parts are provided at both ends of the second page member, and the second page member is installed on the surface of the door frame through the second mounting parts.

2. A four-axis hidden side hinge according to claim 1, characterized in that: The rotating assembly includes a first connecting member, a second connecting member and a base, one end of the base is fixed to the front of the second page member, the first connecting member is arranged in the avoidance space, and one end is connected to the first page member through a first rotating shaft, and the other end is connected to the middle of the base through a second rotating shaft, one end of the second connecting member is connected to the groove frame through a third rotating shaft, and the other end is connected to an end of the base away from the second page member through a fourth rotating shaft.

3. The four-axis hidden side hinge according to claim 2, characterized in that: One end of the first rotating shaft, the second rotating shaft, the third rotating shaft and the fourth rotating shaft are all provided with latching teeth, the first rotating shaft and the third rotating shaft are respectively fixedly installed on the first page member through the latching teeth, and the second rotating shaft and the fourth rotating shaft are respectively fixedly installed on the base through the latching teeth.

4. The four-axis hidden side hinge according to claim 2, characterized in that: A mounting piece installed on the back of the door frame is arranged at the back of the second mounting portion, and the second mounting portion and the mounting piece are fixedly connected.

5. The four-axis hidden side hinge according to claim 2, characterized in that: The first mounting portion and the second mounting portion are each provided with at least two mounting holes, and the plurality of mounting holes are staggeredly distributed.

6. The four-axis hidden side hinge according to claim 2, characterized in that: The front sides of the first mounting portion and the second mounting portion are both provided with decorative panels.

7. The four-axis hidden side hinge according to claim 1, characterized in that: The door leaf profile comprises a cavity, and the cavity is provided with a slot for accommodating the first leaf member.

Images