Buffer damping hinge

Abstract

The utility model discloses a buffer damping hinge which comprises a hinge cup and a hinge arm, a first connecting mechanism is fixedly connected in the hinge cup through a bolt, a first connecting piece and a second connecting piece are rotatably connected in the first connecting mechanism through a pin shaft, and the other ends of the first connecting piece and the second connecting piece are arranged in the hinge arm. The first connecting piece and the second connecting piece are rotationally connected with the hinge arm through pin shafts, a bolt penetrates through a connecting plate of the first connecting mechanism to be fixedly connected with the hinge cup, the first connecting mechanism is fixedly connected with the hinge cup, and a second vertical plate fixedly connected to the second connecting plate is arranged in the hinge arm. A connecting bolt penetrates through the strip-shaped hole and is in threaded connection with a threaded hole formed in the second vertical plate, so that the second connecting mechanism is connected with the hinge arm, on the contrary, the first connecting mechanism is separated from the hinge cup, the second connecting mechanism is separated from the hinge arm, and the situation that a screw for connecting the hinge and a cabinet is directly dismounted during hinge maintenance and cabinet maintenance is avoided; and the damage to the cabinet is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of hinges, in particular to a buffer damping hinge. Background Art

[0002] A hinge, also known as a hinge, is a mechanical device used to connect two solids and allow them to rotate relative to each other. A hinge is made of movable components or foldable materials. In order to give people a better experience, damping hinges have appeared on the market. Their feature is that they provide 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.

[0003] However, the current buffer damping hinge is usually fixed with bolts when connected to the cabinet body and cabinet door. When the cabinet is used for a long time, the damping hinge may have problems. Or when the cabinet is repaired and installed, the hinge cannot be separated, and the screws connecting the cabinet door and the cabinet body need to be removed. Repeated disassembly and assembly of the screws connecting the hinge and the cabinet door and the cabinet body can easily cause damage to the cabinet. In view of the above problems, a buffer damping hinge is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a buffer damping hinge to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A buffer damping hinge comprises a hinge cup and a hinge arm, wherein a first connecting mechanism is fixedly connected in the hinge cup by bolts, a first connecting member and a second connecting member are rotatably connected in the first connecting mechanism by a pin shaft, the other ends of the first connecting member and the second connecting member are built in the hinge arm, and the first connecting member and the second connecting member are rotatably connected to the hinge arm by the pin shaft, the second connecting member is rotatably connected to the third connecting member in the hinge arm by the pin shaft, arc holes are provided on both sides of the third connecting member, a pin shaft connected to the hinge arm is penetrated in the arc hole, a damping mechanism is provided in the hinge arm, the movable end of the damping mechanism is rotatably connected to the third connecting member by the pin shaft, a second connecting mechanism is provided at the bottom of the hinge arm, two groups of strip holes are penetrated on both sides of the hinge arm, connecting bolts are penetrated in the strip holes, and the connecting bolts penetrate the strip holes and are threadedly connected to the second connecting mechanism.

[0007] As a further solution of the utility model: the damping mechanism includes a connecting shell, which is built into the hinge arm, and a damper is rotatably connected in the connecting shell. The movable end of the damper is rotatably connected to the third connecting member through a pin shaft, and an adjusting bolt is rotatably connected to the top of the connecting shell. The adjusting bolt penetrates through the top of the hinge arm and is threadedly connected to the top of the connecting shell. A fastening bolt is arranged on the top of the connecting shell, and the fastening bolt penetrates through the adjustable hole of the hinge arm and is threadedly connected to the top of the connecting shell.

[0008] As a further solution of the utility model: the first connecting mechanism includes a first connecting plate, the first connecting plate is built into the hinge cup, the first connecting plate is fixedly connected to the hinge cup, the first connecting plate is fixedly connected in parallel to the top of one end of the hinge arm close to two first vertical plates, the ends of the first connecting member and the second connecting member are built between the first vertical plates, and the first connecting member and the second connecting member are rotatably connected to the first vertical plates through a pin shaft.

[0009] As a further solution of the utility model: the second connecting mechanism includes a second connecting plate, two second vertical plates are fixedly connected in parallel on the top of the second connecting plate, threaded holes corresponding to the strip holes are opened on the second vertical plate, the second vertical plate is built into the hinge arm, and the connecting bolts pass through the strip holes and are threadedly connected to the threaded holes.

[0010] As a further solution of the utility model: the hinge cup and the second connecting plate of the second connecting mechanism are provided with mounting holes for mounting.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] 1. The utility model realizes the fixed connection between the first connecting mechanism and the hinge cup by bolts penetrating the connecting plate of the first connecting mechanism, the second vertical plate fixedly connected on the second connecting plate is built into the hinge arm, the connecting bolts penetrate the strip holes and are threadedly connected with the threaded holes provided in the second vertical plate, the second connecting mechanism and the hinge arm are connected, otherwise the first connecting mechanism is separated from the hinge cup and the second connecting mechanism is separated from the hinge arm, so that the screws connecting the hinge and the cabinet are avoided from being directly removed when maintaining the hinge and repairing the cabinet, thereby reducing the damage to the cabinet.

[0013] 2. The utility model adjusts the connecting shell by rotating the adjusting bolt, thereby adjusting the damper. After the damper is adjusted, the connecting shell is fixed by tightening the bolts. When the cabinet door rotates, the hinge cup of the hinge rotates with the cabinet door, and the movable end of the damper extends and retracts following the rotating third connecting member and the rotation of the damper, thereby achieving buffering when the cabinet door is opened and closed. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a structural schematic diagram of a buffer damping hinge.

[0015] Figure 2 A side view of a buffer damping hinge.

[0016] Figure 3 A cross-sectional view of a buffer damping hinge.

[0017] Figure 4 It is a side view of a first connecting mechanism in a buffer damping hinge.

[0018] Figure 5 It is a cross-sectional view of a second connecting mechanism in a buffer damping hinge.

[0019] In the figure: 1, hinge cup; 2, first connecting mechanism; 3, first connecting piece; 4, hinge arm; 5, second connecting mechanism; 6, adjusting bolt; 7, tightening bolt; 8, strip hole; 9, connecting bolt; 10, second connecting piece; 11, third connecting piece; 12, arc hole; 13, connecting shell; 14, damper; 15, first connecting plate; 16, first vertical plate; 17, second connecting plate; 18, second vertical plate; 19, threaded hole. 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] See also Figures 1 to 5 In the embodiment of the utility model, a buffer damping hinge includes a hinge cup 1 and a hinge arm 4, wherein the hinge cup 1 is fixedly connected with a first connecting mechanism 2 by bolts, and the first connecting member 3 and the second connecting member 10 are rotatably connected in the first connecting mechanism 2 by a pin shaft, the other ends of the first connecting member 3 and the second connecting member 10 are built in the hinge arm 4, and the first connecting member 3 and the second connecting member 10 are rotatably connected with the hinge arm 4 by a pin shaft, and the second connecting member 10 is rotatably connected with a third connecting member 11 in the hinge arm 4 by a pin shaft, arc holes 12 are provided on both sides of the third connecting member 11, and a pin shaft connected to the hinge arm 4 is penetrated in the arc hole 12, a damping mechanism is provided in the hinge arm 4, and the movable end of the damping mechanism is rotatably connected with the third connecting member 11 by a pin shaft, and a second connecting mechanism 5 is provided at the bottom of the hinge arm 4, and two groups of strip holes 8 are penetrated on both sides of the hinge arm 4, and connecting bolts 9 are penetrated in the strip holes 8, and the connecting bolts 9 penetrate the strip holes 8 and are threadedly connected with the second connecting mechanism 5.

[0022] When in use, the hinge cup 1 is separated from the first connecting mechanism 2 by loosening the bolts connecting the first connecting mechanism 2 and the hinge cup 1, and the connecting bolts 9 are loosened to separate the hinge arm 4 from the second connecting mechanism 5, thereby realizing the disassembly of the hinge, thereby realizing the separation of the cabinet door and the cabinet body. When the hinge is maintained or the cabinet needs to be inspected, it is avoided to directly remove the bolts connected to the cabinet, thereby reducing damage to the cabinet. The hinge cup 1 is installed on the cabinet door, and the hinge arm 4 is installed on the cabinet body through the second connecting mechanism 5. When the cabinet door rotates, the hinge cup 1 rotates with the cabinet door, and the hinge cup 1 drives the third connecting member 11 to rotate under the guidance of the pin shaft and the arc hole 12 through the second connecting mechanism 2 and the second connecting member 10. The rotating third connecting member 11 drives the damping mechanism to retract and retract, thereby realizing buffering of the opening and closing of the door.

[0023] The damping mechanism includes a connecting shell 13, which is built into the hinge arm 4. A damper 14 is rotatably connected in the connecting shell 13. The movable end of the damper 14 is rotatably connected to the third connecting member 11 through a pin shaft. An adjusting bolt 6 is rotatably connected to the top of the connecting shell 13. The adjusting bolt 6 penetrates through the top of the hinge arm 4 and is threadedly connected. A fastening bolt 7 is arranged on the top of the connecting shell 13. The fastening bolt 7 penetrates through the adjustable hole of the hinge arm 4 and is threadedly connected to the top of the connecting shell 13. When the hinge is in use, the movable end of the damper 14 follows the rotating third connecting member 11 to extend and retract and the damper 14 to rotate, thereby achieving buffering when the cabinet door is opened and closed. The fastening bolt 7 is loosened and the adjusting bolt 6 is rotated to adjust the connecting shell 13, thereby achieving adjustment of the damper 14. After the damper 14 is adjusted, the connecting shell 13 is fixed by the fastening bolt 7.

[0024] The first connecting mechanism 2 includes a first connecting plate 15, which is built into the hinge cup 1 and fixedly connected to the hinge cup 1. The top of the first connecting plate 15 close to the hinge arm 4 is fixedly connected with two first vertical plates 16 in parallel. The ends of the first connecting member 3 and the second connecting member 10 are built into the first vertical plates 16. The first connecting member 3 and the second connecting member 10 are rotatably connected to the first vertical plates 16 through a pin shaft. The first connecting plate 15 of the first connecting mechanism 2 is fixedly connected to the hinge cup 1 by bolts penetrating therethrough, thereby realizing a fixed connection between the first connecting mechanism 2 and the hinge cup 1. Otherwise, the first connecting mechanism 2 is separated from the hinge cup 1.

[0025] The second connecting mechanism 5 includes a second connecting plate 17, and two second vertical plates 18 are fixedly connected in parallel on the top of the second connecting plate 17. The second vertical plate 18 is provided with a threaded hole 19 corresponding to the strip hole 8. The second vertical plate 18 is built in the hinge arm 4, and the connecting bolt 9 passes through the strip hole 8 and is threadedly connected to the threaded hole 19. The second vertical plate 18 fixedly connected on the second connecting plate 17 is built in the hinge arm 4, and the connecting bolt 9 passes through the strip hole 8 and is threadedly connected to the threaded hole 19 provided on the second vertical plate 18, thereby realizing the connection between the second connecting mechanism 5 and the hinge arm 4, and vice versa, the second connecting mechanism 5 is separated from the hinge arm 4.

[0026] The hinge cup 1 and the second connecting plate 17 of the second connecting mechanism 5 are provided with mounting holes for installation. The hinge cup 1 is fixed to the cabinet door by screws passing through the mounting holes, and the second connecting plate 17 is fixed to the cabinet body by bolts passing through the mounting holes to achieve the installation of the hinge.

[0027] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A buffer damping hinge, comprising a hinge cup (1) and a hinge arm (4), characterized in that: The hinge cup (1) is fixedly connected with a first connecting mechanism (2) by means of bolts, and the first connecting member (3) and the second connecting member (10) are rotatably connected in the first connecting mechanism (2) by means of a pin shaft, the other ends of the first connecting member (3) and the second connecting member (10) are built into the hinge arm (4), and the first connecting member (3) and the second connecting member (10) are rotatably connected to the hinge arm (4) by means of a pin shaft, and the second connecting member (10) is rotatably connected to a third connecting member (11) in the hinge arm (4) by means of a pin shaft, and the third connecting member (11) ) are provided with arc holes (12) on both sides, a pin connected to the hinge arm (4) is provided through the arc holes (12), a damping mechanism is provided in the hinge arm (4), a movable end of the damping mechanism is rotatably connected to the third connecting member (11) through the pin, a second connecting mechanism (5) is provided at the bottom of the hinge arm (4), two groups of strip holes (8) are provided through the two sides of the hinge arm (4), a connecting bolt (9) is provided through the strip holes (8), and the connecting bolt (9) passes through the strip holes (8) and is threadedly connected to the second connecting mechanism (5).

2. A buffer damping hinge according to claim 1, characterized in that: The damping mechanism comprises a connecting shell (13), the connecting shell (13) is built in the hinge arm (4), a damper (14) is rotatably connected inside the connecting shell (13), the movable end of the damper (14) is rotatably connected to the third connecting member (11) via a pin shaft, an adjusting bolt (6) is rotatably connected to the top of the connecting shell (13), the adjusting bolt (6) penetrates through and is threadedly connected to the top of the hinge arm (4), a fastening bolt (7) is arranged on the top of the connecting shell (13), the fastening bolt (7) penetrates through an adjustable hole of the hinge arm (4) and is threadedly connected to the top of the connecting shell (13).

3. A buffer damping hinge according to claim 1, characterized in that: The first connecting mechanism (2) comprises a first connecting plate (15), the first connecting plate (15) is built into the hinge cup (1), the first connecting plate (15) is fixedly connected to the hinge cup (1), the top of one end of the first connecting plate (15) close to the hinge arm (4) is fixedly connected in parallel with two first vertical plates (16), the ends of the first connecting member (3) and the second connecting member (10) are built between the first vertical plates (16), and the first connecting member (3) and the second connecting member (10) are rotatably connected to the first vertical plates (16) via a pin shaft.

4. The buffer damping hinge according to claim 1, characterized in that: The second connecting mechanism (5) comprises a second connecting plate (17), the top of which is fixedly connected in parallel with two second vertical plates (18), the second vertical plates (18) are provided with threaded holes (19) corresponding to the strip holes (8), the second vertical plates (18) are built into the hinge arm (4), and the connecting bolts (9) pass through the strip holes (8) and are threadedly connected to the threaded holes (19).

5. The buffer damping hinge according to claim 1, characterized in that: The hinge cup (1) and the second connecting plate (17) of the second connecting mechanism (5) are provided with mounting holes for mounting.

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