Axis hinge with damping function

Abstract

The utility model discloses an axis hinge with a damping function, which relates to the technical field of axis hinges and comprises a base. A containing groove is formed in one side of the base, a sunken groove is formed in the top of the containing groove, a lug seat is arranged in the center of the inner wall of the sunken groove, a first fixing head is rotationally connected into the lug seat, and when the base and the side plate are installed on a door body, the base and the side plate which are designed in a split mode are fixed through a positioning bolt; when the base and the side plate are fixed, it can be guaranteed that the device drives the door body to be opened and closed, when storage and storage are conducted, the positioning bolts can be taken down to relieve fixation of the base and the side plate, the side plate is turned over, the side plate is clamped into the containing groove formed in the base, and the side plate is limited and fixed through extrusion of the containing groove to the side plate; therefore, movement of the side plates and the hinge plates can be restrained, the side plates and the hinge plates are prevented from being opened in the storage process, the storage space needed for storing the device is further reduced, and great convenience is provided for storage work.

Description

Technical Field

[0001] The utility model relates to the technical field of axial hinges, in particular to an axial hinge with damping effect. Background Art

[0002] Axis hinge is a common type of hinge, also called roller hinge or cylindrical hinge. Its working principle is to use the cylindrical axis as the connection point so that the parts at both ends of the hinge can rotate around the axis.

[0003] The Chinese patent authorization announcement number is CN217681175U, and the name is a hinge two-dimensional adjustable door frame structure, which is mainly composed of a hinge side door frame profile, a hinge and a fixing screw. The hinge side door frame profile is provided with a hinge support convex point parallel to the hinge rotation axis and a group of screw holes for fixing the hinge on the hinge connection surface between the door frame and the door leaf. The screw holes are distributed on both sides of the hinge support convex point. The hinge is fixed by the fixing screw to fix the hinge half-hinged leaf plate A against the hinge support convex point, forming a seesaw principle. The fixing screws on both sides of the hinge support convex point can be adjusted to make the hinge swing left and right with the hinge support convex point as a lever point, so that at least one-dimensional adjustment of the hinge can be achieved, which is convenient for adjusting the left and right door gap when the door leaf and the door frame are assembled, and the hinge and the door frame are convenient for installation, adjustment and disassembly of the door leaf;

[0004] The disadvantages of the above-mentioned prior art solution are that: although the above-mentioned solution is convenient for adjusting the left and right door gaps when assembling the door leaf and the door frame, and for installing, adjusting and disassembling the door leaf between the hinge and the door frame, when storing, the fitted semi-hinge panels are easy to open, so that a certain angle is formed between the semi-hinge panels, which will occupy a certain amount of additional storage space and bring certain inconveniences to the storage work. Utility Model Content

[0005] The purpose of the utility model is to provide an axial hinge with damping effect to solve the technical problems mentioned in the above background technology.

[0006] The technical problem to be solved by the utility model can be achieved through the following technical solutions:

[0007] A central hinge with damping function comprises a base; a receiving groove is provided on one side of the base, a sunken groove is provided on the top of the receiving groove, an ear seat is provided at the center of the inner wall of the sunken groove, a first fixed head is rotatably connected inside the ear seat, a fixing rod is connected on one side of the first fixed head, a torsion spring damper is connected at one end of the fixing rod, a transfer rod is rotatably connected on one side of the torsion spring damper, a side plate matching the receiving groove is connected to the bottom of the torsion spring damper, receiving holes are symmetrically provided at both ends of the base, and positioning bolts are provided inside the receiving holes.

[0008] As a further solution of the utility model: the sunken groove is T-shaped, one side of the side plate is located inside the accommodating groove, and the positioning bolts are used to fix the base and the side plate.

[0009] As a further solution of the utility model: one end of the transfer rod is connected to a second fixed head, and the outer side of the second fixed head is connected to a connecting block.

[0010] As a further solution of the utility model: an embedding groove for installing the second fixing head is opened on one side of the connecting block, and a hinge plate is connected to the top of the connecting block.

[0011] As a further solution of the utility model: a through hole is formed through the top of the hinge plate, and the through holes are located on both sides of the connecting block. A cover plate is provided on the top of the hinge plate, and the material of the cover plate is rubber.

[0012] As a further solution of the utility model: the inner wall of the containing groove is symmetrically provided with fixing holes, and the fixing holes are located on both sides of the sunken groove.

[0013] Beneficial effects of the utility model:

[0014] When the utility model is installed on the door body, the base and side panels of the split design are fixed by positioning bolts. When the two are fixed, it can be ensured that the device drives the door body to open and close. When storing, the positioning bolts can be removed to release the fixation of the base and the side panels, and the side panels can be flipped over so that the side panels are engaged into the receiving grooves provided on the base. The side panels are squeezed by the receiving grooves to form a limited fixation, thereby constraining the movement of the side panels and the hinge panels, avoiding the side panels and the hinge panels from opening when storing, further reducing the storage space required for storing the device, and providing great convenience for storage work. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings.

[0016] Figure 1 It is a three-dimensional schematic diagram of the whole device in the utility model;

[0017] Figure 2 It is a three-dimensional schematic diagram of the hinge plate in the utility model;

[0018] Figure 3 It is a three-dimensional schematic diagram of the torsion spring damper in the utility model.

[0019] In the figure: 1, base; 2, receiving groove; 3, ear seat; 4, first fixing head; 5, fixing rod; 6, torsion spring damper; 7, transfer rod; 8, side plate; 9, storage hole; 10, positioning bolt; 11, second fixing head; 12, connecting block; 13, embedding groove; 14, hinge plate; 15, through hole; 16, cover plate; 17, fixing 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 of 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] like Figure 1-3As shown, a pivot hinge with damping effect includes a base 1, the base 1 is used to connect with a door frame or a window frame to ensure the overall stability of the device when in use, a receiving groove 2 is provided on one side of the base 1, a sunken groove is provided on the top of the receiving groove 2, the sunken groove is T-shaped, an ear seat 3 is provided at the center of the inner wall of the sunken groove, a first fixed head 4 is rotatably connected inside the ear seat 3, a fixing rod 5 is connected to one side of the first fixed head 4, the ear seat 3 is used to fix the first fixed head 4, ensuring the first fixed head 4 and the fixing rod 5 Stability, one end of the fixing rod 5 is connected to a torsion spring damper 6, one side of the torsion spring damper 6 is rotatably connected to a transfer rod 7, the bottom of the torsion spring damper 6 is connected to a side plate 8 matching the accommodating groove 2, one side of the side plate 8 is located inside the accommodating groove 2, and storage holes 9 are symmetrically opened at both ends of the base 1. Positioning bolts 10 are arranged inside the storage holes 9. The positioning bolts 10 are used to fix the base 1 and the side plate 8. One end of the transfer rod 7 is connected to a second fixing head 11, and the outer side of the second fixing head 11 is connected to a connecting block 12. An embedding groove 13 for installing the second fixed head 11 is provided on one side of the connecting block 12, and a hinge plate 14 is connected to the top of the connecting block 12. The hinge plate 14 is used to connect with the door body or window body, so as to realize the opening and closing of the door body or window body. The base 1, the side plate 8 and the hinge plate 14 can be connected to each other through the connection structure composed of the first fixed head 4, the fixed rod 5 torsion spring damper 6, the transfer rod 7 and the second fixed head 11, thereby forming the main structure of the device, ensuring the stability of the main structure of the device. When the device is stored, the positioning bolt 10 can be taken out from the storage hole 9 to release the fixation between the base 1 and the side panel 8. Since the side panel 8 is rotatably connected to the ear seat 3 via the first fixing head 4, the first fixing head 4 can rotate normally inside the ear seat 3 after the positioning bolt 10 is taken out, and the torsion spring damper 6 and the transfer rod 7 are also rotatably connected. Therefore, when the fixation between the base 1 and the side panel 8 is released, the side panel 8 can be flipped into the interior of the accommodating groove 2 to achieve limited fixation of the side panel 8 and the hinge plate 14.

[0022] In the present embodiment, specifically, a through hole 15 is formed through the top of the hinge plate 14, and the through hole 15 is located on both sides of the connecting block 12. The through hole 15 is used to install screws to fix the hinge plate 14 to the door body or the window body. A cover plate 16 is provided on the top of the hinge plate 14, and the material of the cover plate 16 is rubber. The cover plate 16 can form a sealing protection for the hinge plate 14, slow down the rusting speed of the hinge plate 14, and further improve the service life of the device.

[0023] In this embodiment, specifically, the inner wall of the receiving groove 2 is symmetrically provided with fixing holes 17, and the fixing holes 17 are located on both sides of the sunken groove. The fixing holes 17 are also used to install screws, so that the base 1 can be fixed on the door frame or window frame.

[0024] The working principle of the utility model is as follows: when the device is in use, the positioning bolts 10 can be installed in the storage holes 9 to fix the base 1 and the side panels 8, and then the base 1 can be fixed to the door frame or the window frame, and the hinge plate 14 can be fixed to the door body or the window body, thereby achieving smooth opening and closing of the door body or the window body. When the device is stored, the positioning bolts 10 are removed and the side panels 8 are flipped and snapped into the accommodating grooves 2, so that the side panels 8 and the hinge plates 14 can be limited and fixed to prevent the hinge plates 14 from flipping over.

[0025] The above is a detailed description of an embodiment of the utility model, but the content is only a preferred embodiment of the utility model and cannot be considered to limit the scope of implementation of the utility model. All equivalent changes and improvements made within the scope of application of the utility model should still fall within the scope of the patent coverage of the utility model.

Claims

1. A damping axial hinge, comprising a base (1); characterized in that: A receiving groove (2) is provided on one side of the base (1), a sunken groove is provided on the top of the receiving groove (2), an ear seat (3) is provided at the center of the inner wall of the sunken groove, a first fixed head (4) is rotatably connected inside the ear seat (3), a fixing rod (5) is connected to one side of the first fixed head (4), one end of the fixing rod (5) is connected to a torsion spring damper (6), one side of the torsion spring damper (6) is rotatably connected to a transfer rod (7), the bottom of the torsion spring damper (6) is connected to a side plate (8) matching the receiving groove (2), and receiving holes (9) are symmetrically provided at both ends of the base (1), and positioning bolts (10) are provided inside the receiving holes (9).

2. The axial hinge with damping function according to claim 1, characterized in that: The sunken groove is T-shaped, one side of the side plate (8) is located inside the accommodating groove (2), and the positioning bolt (10) is used to fix the base (1) and the side plate (8).

3. The axial hinge with damping function according to claim 1, characterized in that: One end of the transfer rod (7) is connected to a second fixed head (11), and the outer side of the second fixed head (11) is connected to a connecting block (12).

4. The axial hinge with damping function according to claim 3, characterized in that: An embedding groove (13) for mounting the second fixing head (11) is provided on one side of the connection block (12), and a hinge plate (14) is connected to the top of the connection block (12).

5. The axial hinge with damping function according to claim 4, characterized in that: A through hole (15) is formed through the top of the hinge plate (14), and the through holes (15) are located on both sides of the connecting block (12). A cover plate (16) is provided on the top of the hinge plate (14), and the material of the cover plate (16) is rubber.

6. The axial hinge with damping function according to claim 1, characterized in that: The inner wall of the accommodating groove (2) is symmetrically provided with fixing holes (17), and the fixing holes (17) are located on both sides of the sunken groove.

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