CN112282537B

CN112282537B - Mute buffering hinge

Info

Publication number: CN112282537B
Application number: CN202011122924.0A
Authority: CN
Inventors: 李银; 黄文哲
Original assignee: Xuebao Home Group Co ltd
Current assignee: Xuebao Home Group Co ltd
Priority date: 2020-10-20
Filing date: 2020-10-20
Publication date: 2022-11-18
Anticipated expiration: 2040-10-20
Also published as: CN112282537A

Abstract

The invention discloses a novel silent buffering hinge which comprises a hinged support and a hinged cup rotatably connected to one end of the hinged support, wherein a hydraulic damping rod is connected to the inside of the hinged support in a sliding and clamping manner, the output end of the hydraulic damping rod is connected with the hinged cup, a rack is elastically connected to the outer side of the end part of the hydraulic damping rod inside the hinged support, a plurality of rectangular tooth grooves are distributed on the upper surface of the rack, and an adjusting screw is spirally connected to the upper surface of the hinged support in a penetrating manner. The position of the hydraulic damping rod can be adjusted on the outer side by rotating the adjusting screws in different directions, so that the damping force is adjusted, and the hydraulic damping device can be operated without professional staff; the toothed disc is connected with the rectangular toothed grooves in the upper surface of the toothed bar in an occlusion manner, so that the toothed disc can rotate to drive the toothed bar to move horizontally, the hydraulic damping rod is driven to move horizontally, and the damping force of the hydraulic damping rod on the hinged cup is adjusted; through the design of depression bar, be convenient for reciprocate through adjusting screw and drive the fluted disc rotation.

Description

Mute buffering hinge

Technical Field

The invention relates to the technical field of connecting pieces, in particular to a mute buffer hinge.

Background

The mute buffering hinge generally refers to a damping hinge, and is a hydraulic buffering hinge which utilizes a hydraulic damping rod to generate buffering performance and has an ideal buffering effect, and a door is automatically and slowly closed at 60 degrees, so that the impact force is reduced, and the comfortable effect of the damping hinge during closing is formed.

Traditional silence buffering hinge cushions through hydraulic damping pole, but hydraulic damping pole's position is difficult externally to be adjusted, and along with the long-term use of hinge, the damping force effect can reduce, need open the position that the hinge enclosing cover readjusted installation damping pole this moment, and the installation can't be operated to inconvenient and non-professional.

Disclosure of Invention

Objects of the invention

In order to solve the technical problems in the background art, the invention provides a silent buffer hinge.

(II) technical scheme

The invention provides a silent buffering hinge which comprises a hinged support and a hinged cup rotatably connected to one end of the hinged support, wherein a hydraulic damping rod is connected to the interior of the hinged support in a sliding and clamping manner, the output end of the hydraulic damping rod is connected with the hinged cup, a rack is elastically connected to the outer side of the end portion of the hydraulic damping rod in the hinged support, a plurality of rectangular tooth grooves are formed in the upper surface of the rack in a distributed manner, an adjusting screw is spirally connected to the upper surface of the hinged support in a penetrating manner, a fluted disc is rotatably connected to the inner wall of the hinged support and below the adjusting screw, a pressing rod is fixedly connected to one side of the outer surface of the fluted disc, the pressing rod is matched with the bottom end of the adjusting screw, and the fluted disc is connected with the rectangular tooth grooves in the lower surface of the rack in an occlusion manner.

Preferably, the inside of free bearing just is located one side fixedly connected with fixed riser of rack, is close to the rack the external fixed surface of fixed riser is connected with the guide bar, the one end of rack seted up with guide bar assorted guide way.

Preferably, the outer surface of guide bar has cup jointed the extension spring, just the one end of extension spring and the fixed surface fixed connection of fixed riser, the other end of extension spring and the tip fixed surface of rack are connected.

Preferably, the other end of the rack is fixedly connected with a push-pull rod, one end of the push-pull rod, which is far away from the rack, is fixedly connected with a push-pull block, the inner part of the push-pull block is elastically and symmetrically connected with a pair of L-shaped limiting rods, and the end part of the hydraulic damping rod is provided with limiting clamping grooves matched with the end parts of the two L-shaped limiting rods.

Preferably, a plurality of limiting push springs are fixedly connected to one side of each L-shaped limiting rod inside the push-pull block, one end of each limiting push spring is fixedly connected to the inner wall of the push-pull block, and the other end of each limiting push spring is fixedly connected to the outer surface of each L-shaped limiting rod.

Preferably, one end of each L-shaped limiting rod is fixedly connected with a protruding rod, and the protruding rods penetrate through the outer surface of the push-pull block.

Preferably, the front side and the rear side of the hydraulic damping rod are fixedly connected with rectangular sliding blocks, and rectangular sliding grooves matched with the rectangular sliding blocks are formed in the front inner wall and the rear inner wall of the hinged support.

Compared with the prior art, the invention has the beneficial effects that: the position of the hydraulic damping rod can be adjusted on the outer side by rotating the adjusting screws in different directions, so that the damping force is adjusted, and the hydraulic damping device can be operated without professional staff; the toothed disc is connected with the rectangular toothed grooves in the upper surface of the toothed bar in an occlusion manner, so that the toothed disc can rotate to drive the toothed bar to move horizontally, the hydraulic damping rod is driven to move horizontally, and the damping force of the hydraulic damping rod on the hinged cup is adjusted; through the design of the pressure lever, the fluted disc is driven to rotate by the up-and-down movement of the adjusting screw; through the design of structures such as push-pull block, L shape gag lever post and spacing draw-in groove, be convenient for the rack be connected with dismantling between the hydraulic damping pole to the change is dismantled to the hydraulic damping pole that loses the damping force effect completely to the convenience.

Drawings

Fig. 1 is a schematic top view of a silent buffering hinge according to the present invention;

FIG. 2 is a schematic view of the internal structure of the main viewing direction of the present invention;

FIG. 3 is an enlarged view of the point A in FIG. 2 according to the present invention.

In the figure: the device comprises a hinged support 1, a hinged cup 2, an adjusting screw 3, a hydraulic damping rod 4, a rack 5, a fluted disc 6, a compression bar 7, a fixed vertical plate 8, a guide rod 9, a guide groove 10, a tension spring 11, a push-pull rod 12, a limiting clamping groove 13, a push-pull block 14, a limiting rod 15L, a limiting push spring 16 and a convex rod 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

As shown in fig. 1-3, the mute buffering hinge provided by the invention comprises a hinge base 1 and a hinge cup 2 rotatably connected to one end of the hinge base 1, wherein a hydraulic damping rod 4 is slidably and snap-connected to the inside of the hinge base 1, an output end of the hydraulic damping rod 4 is connected to the hinge cup 2, a rack 5 is elastically connected to the outside of the end portion of the hydraulic damping rod 4 inside the hinge base 1, a plurality of rectangular tooth grooves are distributed on the upper surface of the rack 5, an adjusting screw 3 is spirally and penetratingly connected to the upper surface of the hinge base 1, a fluted disc 6 is rotatably connected to the inner wall of the hinge base 1 below the adjusting screw 3, a pressure lever 7 is fixedly connected to one side of the outer surface of the fluted disc 6, the pressure lever 7 is matched with the bottom end of the adjusting screw 3, and the fluted disc 6 is in meshed connection with the rectangular tooth grooves on the lower surface of the rack 5.

In an alternative embodiment, a fixed vertical plate 8 is fixedly connected to one side of the rack 5 inside the hinge base 1, a guide rod 9 is fixedly connected to the outer surface of the fixed vertical plate 8 close to the rack 5, and a guide groove 10 matched with the guide rod 9 is formed in one end of the rack 5.

In an alternative embodiment, a tension spring 11 is sleeved on the outer surface of the guide rod 9, one end of the tension spring 11 is fixedly connected with the outer surface of the fixed vertical plate 8, and the other end of the tension spring 11 is fixedly connected with the end surface of the rack 5.

In an alternative embodiment, a push-pull rod 12 is fixedly connected to the other end of the rack 5, a push-pull block 14 is fixedly connected to one end of the push-pull rod 12 away from the rack 5, a pair of L-shaped limiting rods 15 is elastically and symmetrically connected to the inside of the push-pull block 14, and a limiting clamping groove 13 matched with the end portions of the two L-shaped limiting rods 15 is formed in the end portion of the hydraulic damping rod 4.

In an alternative embodiment, a plurality of limiting push springs 16 are fixedly connected to the interior of the push-pull block 14 on one side of each L-shaped limiting rod 15, one end of each limiting push spring 16 is fixedly connected to the inner wall of the push-pull block 14, and the other end of each limiting push spring 16 is fixedly connected to the outer surface of each L-shaped limiting rod 15.

In an alternative embodiment, one end of each of the two L-shaped position-limiting rods 15 is fixedly connected with one protruding rod 17, and the two protruding rods 17 penetrate through the outer surface of the push-pull block 14.

In an optional embodiment, the front side and the rear side of the hydraulic damping rod 4 are both fixedly connected with rectangular sliding blocks, and the front inner wall and the rear inner wall of the hinged support 1 are both provided with rectangular sliding grooves matched with the rectangular sliding blocks.

The working principle is as follows: the traditional silent buffering hinge is buffered through a hydraulic damping rod, but the position of the hydraulic damping rod is not easy to adjust externally, the damping force effect is reduced along with the long-term use of the hinge, at the moment, the outer cover of the hinge needs to be opened to readjust the position for installing the damping rod, the operation is inconvenient, and non-professionals cannot operate and install the hinge, in the embodiment, the position of the hydraulic damping rod 4 can be adjusted on the outer side by rotating the adjusting screw 3 in different directions, so that the damping force is adjusted, and the operation can be carried out without professionals; the toothed disc 6 is in meshed connection with the rectangular toothed grooves on the upper surface of the rack 5, so that the rack 5 is driven to horizontally move through the rotation of the toothed disc 6, the hydraulic damping rod 4 is driven to horizontally move, and the damping force of the hydraulic damping rod 4 on the hinge cup 2 is adjusted; through the design of the pressure lever 7, the fluted disc 6 is driven to rotate by the up-and-down movement of the adjusting screw 3; through the structural design of the push-pull block 14, the L-shaped limiting rod 15, the limiting clamping groove 13 and the like, the rack 5 and the hydraulic damping rod 4 can be conveniently detachably connected, so that the hydraulic damping rod 4 which completely loses the damping force effect can be conveniently detached and replaced; specifically, the adjusting screw 3 is rotated to move upwards or downwards, when the adjusting screw 3 moves downwards, the pressure rod 7 is pressed downwards, so that the fluted disc 6 is driven to rotate anticlockwise, the fluted disc 6 drives the rack 5 to move rightwards through an occluded connecting belt between the fluted disc 6 and the rectangular tooth grooves on the upper surface of the rack 5, the hydraulic damping rod 4 is driven rightwards through the push-pull rod 12 and the push-pull block 14, and the damping force is increased; when the adjusting screw 3 moves upwards, the tension spring 11 drives the rack 5 to move leftwards through elastic tension, the rack 5 drives the fluted disc 6 to rotate clockwise to reset, meanwhile, the rack 5 pulls the hydraulic damping rod 4 leftwards through the clamping between the L-shaped limiting rod 15 and the limiting clamping groove 13, and the damping force is reduced at the moment; when the hydraulic damping rod 4 needs to be removed and replaced, the two convex rods 17 are pinched simultaneously to drive the two L-shaped limiting rods 15 to be close to each other, and then the hydraulic damping rod 4 is slid rightwards to separate the limiting clamping groove 13 from the end parts of the L-shaped limiting rods 15.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The mute buffering hinge comprises a hinge base (1) and a hinge cup (2) rotatably connected to one end of the hinge base (1), and is characterized in that the inside of the hinge base (1) is connected with a hydraulic damping rod (4) in a sliding and clamping manner, the output end of the hydraulic damping rod (4) is connected with the hinge cup (2), the inside of the hinge base (1) is positioned outside the end part of the hydraulic damping rod (4) and is elastically connected with a rack (5), a plurality of rectangular tooth grooves are formed in the upper surface of the rack (5), an adjusting screw (3) is spirally and penetratingly connected to the upper surface of the hinge base (1), a fluted disc (6) is rotatably connected to the inner wall of the hinge base (1) and positioned below the adjusting screw (3), a pressing rod (7) is fixedly connected to one side of the outer surface of the fluted disc (6), the pressing rod (7) is matched with the bottom end of the adjusting screw (3), and the fluted disc (6) is connected with the rectangular tooth grooves on the lower surface of the rack (5) in a meshing manner;

the outer surface of the fluted disc (6) comprises a continuous arc section and a tooth section, the pressure lever (7) is arranged on the arc section, and the tooth section is provided with transmission teeth meshed with a rectangular tooth groove on the rack (5);

the other end of the rack (5) is fixedly connected with a push-pull rod (12), one end, far away from the rack (5), of the push-pull rod (12) is fixedly connected with a push-pull block (14), the push-pull block (14) is elastically and symmetrically connected with a pair of L-shaped limiting rods (15), and the end part of the hydraulic damping rod (4) is provided with a limiting clamping groove (13) matched with the end parts of the two L-shaped limiting rods (15);

a plurality of limiting push springs (16) are fixedly connected to one side of each L-shaped limiting rod (15) in the push-pull block (14), one ends of the limiting push springs (16) are fixedly connected with the inner wall of the push-pull block (14), and the other ends of the limiting push springs (16) are fixedly connected with the outer surface of each L-shaped limiting rod (15);

one end of each of the two L-shaped limiting rods (15) is fixedly connected with a convex rod (17), and the two convex rods (17) penetrate through the outer surface of the push-pull block (14);

a fixed vertical plate (8) is fixedly connected to one side, located on the rack (5), of the interior of the hinged support (1), a guide rod (9) is fixedly connected to the outer surface, close to the rack (5), of the fixed vertical plate (8), and a guide groove (10) matched with the guide rod (9) is formed in one end of the rack (5);

extension spring (11) have been cup jointed to the surface of guide bar (9), just the one end of extension spring (11) is connected with the external fixed surface of fixed riser (8), the other end of extension spring (11) and the tip fixed surface of rack (5) are connected.

2. The silent buffering hinge as claimed in claim 1, wherein the front and rear sides of the hydraulic damping rod (4) are fixedly connected with rectangular sliding blocks, and the front and rear inner walls of the hinge base (1) are provided with rectangular sliding grooves matched with the rectangular sliding blocks.