CN220645589U - Mute wear-resistant bearing hinge - Google Patents

Abstract

The utility model discloses a mute wear-resistant bearing hinge, which relates to the technical field of bearing hinges and comprises a frame page, a steel shaft main body and a leaf page, wherein the steel shaft main body is butted inside the frame page, one side of the steel shaft main body is connected with a protective sleeve, and one side of the protective sleeve, which is far away from the frame page, is connected with the leaf page. When this wear-resisting bearing hinge of silence uses, through bearing hinge connection door and door frame's in-process, when the frame page or leaf rotates, through pressure bearing, bearing axle, mutually support between bearing A and the bearing B, and then reduce the frame page or leaf, friction between steel axle main part and the leaf, the noise that produces when then reducing the wearing and tearing of hinge and friction, thereby when single bearing goes wrong, other bearings can also continue to bear the task that reduces friction and noise, and then promote bearing hinge during operation's stability, thereby play the effect of being convenient for stabilize silence and stand wear and tear in bearing hinge use.

Description

Mute wear-resistant bearing hinge

Technical Field

The utility model relates to the technical field of bearing hinges, in particular to a mute and wear-resistant bearing hinge.

Background

The hinge is also called a hinge and is formed by foldable materials, the hinge is a connecting piece for connecting two solids and allowing the two solids to rotate relatively, and the hinge is widely applied to the fields of doors, windows, furniture and the like. Bearing hinges are a very common member of the hinge, and with the continuous progress of hinge technology, bearing hinges have been increasingly used.

The utility model provides a mute door and window hinge of publication number CN211115315U, includes movable hinge and decides the hinge, movable hinge and decide hinge include swivel post and shaping in swivel post one side installation department, be provided with the screw thread mounting hole on the installation department, the swivel post is formed with the fixed slot, be equipped with the pivot in the fixed slot, movable hinge cover is in the pivot of deciding the hinge, the cover has rotating device in the pivot of deciding the hinge, rotating device includes plane bearing and bearing washer, the bearing washer has two, sets up the both ends at plane bearing respectively, the terminal surface that bearing washer connected plane bearing is equipped with the guide way, be equipped with the ball in the plane bearing, the ball sets up in the guide way.

However, although the above patent can effectively prevent hinge abrasion by changing sliding friction into rolling friction, the above patent only realizes the abrasion-resistant effect through a single bearing, along with the increase of service time, the single bearing can change the movement of the hinge into sliding friction once losing efficacy, the stability is poor, further the abrasion of the hinge rotating part is aggravated, and the harsh noise can be emitted, thereby influencing the use of the bearing hinge.

Disclosure of Invention

The utility model aims to provide a mute and wear-resistant bearing hinge, which aims to solve the problems that when the bearing hinge provided by the background art is used, a single bearing can change the movement of the hinge into sliding friction once losing efficacy, and the stability is poor, so that the use requirement of people cannot be met.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a wear-resisting bearing hinge of silence, includes frame page or leaf, steel axle main part and leaf, the inside butt joint of frame page or leaf has the steel axle main part, and steel axle main part one side is connected with the lag to one side that the frame page or leaf was kept away from to the lag is connected with the leaf, the fixed orifices has all been seted up to leaf and frame page or leaf outer wall, the inside butt joint of lag has pressure bearing, and pressure bearing outer wall both sides are connected with the bearing shield.

Preferably, the screw hole has been seted up to one side that the fixed orifices was kept away from to the leaf outer wall, and the equal threaded connection of one side that the lag was kept away from to leaf and frame page.

Preferably, the middle part of the inner wall of the bearing dust cover is connected with the steel shaft main body, and the outer wall of the steel shaft main body is sleeved with the bearing shaft.

Preferably, two sides of the outer wall of the bearing shaft are connected with steel shaft guide rings, and one side of the protecting sleeve, which is close to the steel shaft guide rings, is connected with a bearing A.

Preferably, one side of the steel shaft guide ring, which is far away from the bearing A, is connected with a bearing B, and the middle part of the inner wall of the bearing B is connected with the steel shaft main body.

Preferably, an oil seal is connected to one side of the bearing B, which is far away from the bearing shaft, of the bearing A, and the middle part of the bearing A is connected with the steel shaft main body.

Preferably, the middle part of the inner wall of the oil seal is connected with the steel shaft main body.

Compared with the prior art, the utility model has the beneficial effects that: when this wear-resisting bearing hinge of silence uses, through bearing hinge connection door and door frame's in-process, when the frame page or leaf rotates, through pressure bearing, bearing axle, mutually support between bearing A and the bearing B, and then reduce the frame page or leaf, friction between steel axle main part and the leaf, the noise that produces when then reducing the wearing and tearing of hinge and friction, thereby when single bearing goes wrong, other bearings can also continue to bear the task that reduces friction and noise, and then promote bearing hinge during operation's stability, thereby play the effect of being convenient for stabilize silence and stand wear and tear in bearing hinge use.

Drawings

FIG. 1 is a schematic diagram of a front view structure of the present utility model;

FIG. 2 is a schematic view of a front view of a fan blade in a cutaway configuration of the present utility model;

FIG. 3 is a schematic view of a front cut-away structure of a protective jacket according to the present utility model;

fig. 4 is a right-side cut-away schematic view of the fan blade of the present utility model.

In the figure: 1. a frame page; 2. a steel shaft main body; 3. a protective sleeve; 4. a fan blade; 5. a fixing hole; 6. a threaded hole; 7. a jackscrew cap; 8. a pressure bearing; 9. a bearing dust cap; 10. a bearing shaft; 11. a steel shaft guide ring; 12. a bearing A; 13. an oil seal; 14. and a bearing B.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, the present utility model provides a technical solution: the mute and wear-resistant bearing hinge comprises a frame leaf 1, a steel shaft main body 2 and a leaf 4, wherein the steel shaft main body 2 is butted inside the frame leaf 1, one side of the steel shaft main body 2 is connected with a protective sleeve 3, one side of the protective sleeve 3, which is far away from the frame leaf 1, is connected with the leaf 4, and fixing holes 5 are formed in the outer walls of the leaf 4 and the frame leaf 1; the inside of the protective sleeve 3 is in butt joint with a pressure bearing 8, and two sides of the outer wall of the pressure bearing 8 are connected with bearing dust covers 9; a threaded hole 6 is formed in one side, far away from the fixed hole 5, of the outer wall of the fan blade 4, and a jackscrew cap 7 is connected to one sides, far away from the protective sleeve 3, of the fan blade 4 and the frame blade 1 in a threaded manner; the middle part of the inner wall of the bearing dust cover 9 is connected with the steel shaft main body 2, and the outer wall of the steel shaft main body 2 is sleeved with a bearing shaft 10; the two sides of the outer wall of the bearing shaft 10 are connected with steel shaft guide rings 11, and one side of the protective sleeve 3, which is close to the steel shaft guide rings 11, is connected with a bearing A12; one side of the steel shaft guide ring 11, which is far away from the bearing A12, is connected with a bearing B14, and the middle part of the inner wall of the bearing B14 is connected with the steel shaft main body 2; an oil seal 13 is connected to one side of the bearing B14, which is far away from the bearing shaft 10, of the bearing A12, and the middle part of the bearing A12 is connected with the steel shaft main body 2; the middle part of the inner wall of the oil seal 13 is connected with the steel shaft main body 2; the bearing dust cover 9 is arranged in the protective sleeve 3, the middle part of the inner wall of the pressure bearing 8 is connected with the steel shaft main body 2, the bearing A12 and the bearing B14 are parallel to each other, and the middle part of the inner wall of the steel shaft guide ring 11 is connected with the steel shaft main body 2.

When the door is connected with a door frame, in order to assist through the bearing hinge, the steel shaft main body 2 passes through the frame page 1, the protective sleeve 3 and the fan page 4 are sequentially sleeved on the steel shaft main body 2, the top screw cap 7 is sequentially butted with the frame page 1 and the fan page 4, and the top frame page 1, the fan page 4 and the top screw cap 7 are in threaded connection, so that the function of the top screw is achieved, the steel shaft main body 2 is directly clamped, and the bearing hinge is prevented from drooping after the installation of the steel shaft main body 2 is completed;

when the bearing hinge is installed, firstly, lubricating oil is injected into the fan blade 4 through the threaded hole 6, then, two sides of the fan blade 4 are sealed through the oil seal 13, further, lubricating oil is prevented from flowing out, and the bearing shaft 10, the bearing A12 and the bearing B14 are separated through the steel shaft guide ring 11, the bearing shaft 10 is prevented from being interfered with each other, when the frame blade 1 rotates, the bearing 8 in the protective sleeve 3 is used for assisting, then friction between the frame blade 1 and the fan blade 4 is reduced, further abrasion between the frame blade 1 and the fan blade 4 is reduced, dust is prevented from entering the pressure bearing 8 through the bearing dust cover 9, and friction between the steel shaft main body 2 and the fan blade 4 is further reduced through the bearing shaft 10, the bearing A12 and the bearing B14, further, noise generated during friction is reduced, so that when a single bearing is out, the other bearings can still continue to bear the task of reducing friction and noise, and then, stability during operation of the bearing hinge is improved, and finally, stable silence and abrasion resistance are facilitated in the use of the bearing hinge.

To sum up, when this wear-resisting bearing hinge of silence is used, dock frame leaf 1 and door frame earlier, then dock leaf 4 and door, and then dock the bolt through fixed orifices 5 and fix, and then accomplish the hinge installation, this is prior art, and do not make too much here, and through pressure bearing 8, bearing shaft 10, mutually support between bearing A12 and the bearing B14, and then reduce frame leaf 1, friction between steel shaft main part 2 and leaf 4, then reduce the noise that produces when wearing and tearing and the friction of hinge, thereby when single bearing goes wrong, other bearings can also continue to bear the task of reducing friction and noise, and then promote bearing hinge during operation's stability, the content that does not make detailed description in this specification belongs to the prior art that the person skilled in the art knows.

Although the present utility model has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides a wear-resisting bearing hinge of silence, includes frame page or leaf (1), steel shaft main part (2) and fan page or leaf (4), its characterized in that:

the novel steel shaft protection device is characterized in that a steel shaft main body (2) is butted inside the frame page (1), one side of the steel shaft main body (2) is connected with a protection sleeve (3), one side, far away from the frame page (1), of the protection sleeve (3) is connected with a fan page (4), fixing holes (5) are formed in the outer walls of the fan page (4) and the frame page (1), a pressure bearing (8) is butted inside the protection sleeve (3), and two sides of the outer wall of the pressure bearing (8) are connected with bearing dust covers (9).

2. The mute wear resistant bearing hinge according to claim 1, wherein: screw holes (6) are formed in one side, far away from the fixing holes (5), of the outer wall of the fan blade (4), and jackscrew caps (7) are connected to one sides, far away from the protective sleeve (3), of the fan blade (4) and the frame blade (1) in a threaded mode.

3. The mute wear resistant bearing hinge according to claim 1, wherein: the middle part of the inner wall of the bearing dust cover (9) is connected with the steel shaft main body (2), and the outer wall of the steel shaft main body (2) is sleeved with a bearing shaft (10).

4. A silent wear-resistant bearing hinge according to claim 3, wherein: the two sides of the outer wall of the bearing shaft (10) are connected with steel shaft guide rings (11), and one side of the protective sleeve (3) close to the steel shaft guide rings (11) is connected with a bearing A (12).

5. The mute wear resistant bearing hinge according to claim 4, wherein: one side of the steel shaft guide ring (11) far away from the bearing A (12) is connected with a bearing B (14), and the middle part of the inner wall of the bearing B (14) is connected with the steel shaft main body (2).

6. The mute wear-resistant bearing hinge according to claim 5, wherein: the bearing B (14) and the bearing A (12) are connected with an oil seal (13) on one side far away from the bearing shaft (10), and the middle part of the bearing A (12) is connected with the steel shaft main body (2).

7. The mute wear resistant bearing hinge according to claim 6, wherein: the middle part of the inner wall of the oil seal (13) is connected with the steel shaft main body (2).