CN105041080B - Hinge - Google Patents

Abstract

The invention discloses a kind of hinge, two leaf of hinge being set in including mandrel, by its axle sleeve on the mandrel, between the axle sleeve of two leaf of hinge and the lubrication ring that is set on the mandrel, and the nylon gum cover between the mandrel and the axle sleeve, the lubrication ring are made up of solid self lubricant material.The hinge has preferable lubricant effect and cushioning effect.

Description

Hinge

【Technical field】

The present invention relates to Hardware fitting field, and in particular to a kind of hinge.

【Background technology】

Hinge is generally used for connecting two objects, and allows two objects to relatively rotate.Existing hinge is typically by mandrel (also referred to as rotating shaft), two formed with axle sleeve and the leaf of hinge that is enclosed on the mandrel, and resistance added between mandrel and axle sleeve Buddhist nun's oil.

However, due to processing technology or much time using, the gap between axle sleeve and mandrel can increase, axle sleeve and core Damping oil (having lubrication and damping action) between axle can be leaked by gap, caused jaundice outside hinge or blacked, even Damping oil aging or passage of damping oil due to long-time use so that produced when hinge uses because lubricant effect is bad Raw noise, also make it that axle sleeve deformation acceleration, axle sleeve come off or stuck, or cause door and window quick because damping disappears Opening and closing, ultimately results in the hinge and is unable to normal use, bad experience is brought to user.

【The content of the invention】

It is an object of the invention to provide a kind of hinge, and it has preferable lubricant effect, it may have certain damping is made With.

To realize the purpose, the present invention adopts the following technical scheme that：

A kind of hinge, including mandrel and two leaf of hinge being set in by its axle sleeve on the mandrel, it is characterised in that Also include the lubrication ring between the axle sleeve of two leaf of hinge and being set on the mandrel, located at the mandrel and each Nylon gum cover between the axle sleeve of leaf of hinge, and the bearing holder (housing, cover) that the lubrication ring is accommodated, and the bearing holder (housing, cover) It is set on the mandrel, the bearing holder (housing, cover) includes containing seat with receiving hole and from one end of the containing seat along described The insertion section that the axial direction of mandrel stretches out, the lubrication ring is placed in the receiving hole of the containing seat, and each appearance Receive seat receiving hole in be equipped with two lubrication to contact with each other rings, spliced eye is formed in the axle sleeve, the insertion section is planted In the spliced eye of axle sleeve, and the external diameter of the containing seat is consistent with the axle sleeve, and its material is identical with leaf of hinge, should Lubrication ring is made up of solid self lubricant material；Between the mandrel and lubrication ring, lubrication ring and bearing holder (housing, cover) and bearing holder (housing, cover) and axle sleeve It is fitted close.

Further, the hinge also includes being used for the bearing holder (housing, cover) for entangling the lubrication ring and being socketed on the mandrel.

Specifically, the bearing holder (housing, cover) includes entangling portion and insertion section with receiving hole, and the lubrication ring is placed in the set Firmly in the receiving hole in portion, spliced eye is formed in the axle sleeve, the insertion section is inserted in the spliced eye of axle sleeve.

Preferably, the size of the spliced eye is consistent with the external diameter of the insertion section, the receiving hole and the lubrication The external diameter of ring is consistent.

Preferably, the lubrication ring is made up of Cu-base powder alloy.

Further, the hinge also includes two hinge caps, and the hinge cap is provided with to match with the hole of the hinge both ends axle sleeve The projection of conjunction, the projection of two hinge caps insert the hole of both ends axle sleeve respectively after the mandrel mutually assembles with two leaf of hinge It is interior.

The hinge of the present invention on mandrel by setting lubrication ring so that and the hinge has certain lubricant effect, so as to So that the hinge is more laborsaving when in use；Due to being provided with gum cover between mandrel and axle sleeve, the hinge also there is certain buffering to make With can also prevent the rapidly opened and closed of door and window.Compared with prior art, the hinge need not add damping oil, thus be not present The leakage of damping oil or damping oil due to long-time uses and the problem of aging is brought.

【Brief description of the drawings】

Fig. 1 is the schematic diagram of the hinge of the present invention；

Fig. 2 is the exploded view of the hinge shown in Fig. 1.

【Embodiment】

The present invention is further described with exemplary embodiment below in conjunction with the accompanying drawings, identical label wherein in accompanying drawing All refer to identical part.In addition, if it is known that the detailed description of technology is for showing the invention is characterized in that unnecessary , then omitted.

Figures 1 and 2 show that the hinge 100 of the present invention, for the connection of two objects such as doors and doorframe, it includes core 1, two leaf of hinge 20 being socketed in by its axle sleeve 202,222 on mandrel of axle, 22, the axle sleeve 202 located at two leaf of hinge, Between 222 and the lubrication ring 3 on mandrel 1 and the nylon gum cover 4 between mandrel 1 and axle sleeve 202,222 are socketed in, should Lubrication ring 3 is made up of solid self lubricant material.

By setting lubrication ring 3 on mandrel 1 so that the hinge 100 has certain lubricant effect, so that the conjunction Page 100 is more laborsaving when in use；Due to being provided with gum cover 4 between mandrel 1 and axle sleeve 202,222, the hinge also has certain delay Punching acts on, and can also prevent the rapidly opened and closed of door and window.Thus, the hinge 100 need not add damping oil i.e. with lubrication and resistance Buddhist nun's effect.

Specifically, two leaf of hinge include the first leaf of hinge 20 and the second leaf of hinge 22, first leaf of hinge 20 The first axle sleeve 202 is provided with the middle part of one side, second leaf of hinge 22 is in two with 202 corresponding side of the first axle sleeve End is respectively provided with the second axle sleeve 222.First axle sleeve 202 of first leaf of hinge 20 is socketed in the middle part of the mandrel 1 and makes core Axle respectively exposes a part from the both ends of the first axle sleeve 202, and two the second axle sleeves 222 of second leaf of hinge 22 are socketed in respectively On the both ends of the mandrel 1.

To cause mandrel 1 not dropped under its Action of Gravity Field from axle sleeve 202,222, ensure the normal of the hinge 100 Use, the hinge 100 also includes two hinge caps 6, each the hinge cap 6 and the axle sleeve at a both ends (namely the second axle sleeve 222) connection and mandrel 1 is limited in the space that axle sleeve and hinge cap 6 surround.Specifically, the bottom of the hinge cap 6 is provided with outer Footpath projection 62 corresponding with the internal diameter of second axle sleeve 222, the projection 62 assemble in two leaf of hinge 20,22 and the phase of mandrel 1 After the completion of, it is plugged in the hole of the second axle sleeve 222.

The solid self lubricant material is preferably metal-based self-lubricating material.The metal-based self-lubricating material is specifically as follows Cu-base powder alloy.Certain solid self lubricant material can also be polymer matrix or ceramic based self-lubricating material.

The problem of due to processing technology, the lubrication ring surface that the Cu-base powder alloy sinters into exist rough existing As bringing bad experience to user to avoid the lubrication ring rough, the hinge 100 also includes being used to that 3 sets of ring will to be lubricated Bearing holder (housing, cover) 5 in it.

The bearing holder (housing, cover) 5 includes entangling portion 50 with receiving hole (non-label, similarly hereinafter), and the lubrication ring 3 is placed in described In receiving hole.In order that lubrication ring 3 rotates under the drive of leaf of hinge 20,22 around mandrel 1, the mandrel 1 and lubrication ring 3, profit Preferably it is fitted close between slip ring 3 and bearing holder (housing, cover) 5 and bearing holder (housing, cover) 5 and axle sleeve 202,222.In addition, in order that axle sleeve 202,222 with There is larger frictional force, to allow bearing holder (housing, cover) 5 that the rotation of axle sleeve 202,222 is delivered into the profit between bearing holder (housing, cover) 5 Slip ring 3 and make it that lubrication ring 3 rotates around mandrel 1, the bearing holder (housing, cover) 5 also includes the plug division 52 that is connected with the portion of entangling 50, described Axle sleeve 202,222 forms spliced eye 23, and in the same size, plug division 52 of the external diameter of the plug division 52 and the spliced eye 23 It is plugged in the spliced eye 23.

The material of the bearing holder (housing, cover) 52 is preferably consistent with leaf of hinge 20,22, the external diameter for entangling portion 50 of the bearing holder (housing, cover) 5 with it is described Axle sleeve 202,222 is consistent, so that the hinge 100 has certain overall appearance effect.

Above-mentioned embodiment gives a kind of fit system of two leaf of hinge, i.e., one of leaf of hinge is in one side Center is provided with an axle sleeve, and another leaf of hinge is respectively provided with axle sleeve at its both ends, when two hinges are mutually installed, similar to one of them The axle sleeve of hinge is between two axle sleeves of another hinge.

In another embodiment, two leaf of hinge are respectively provided with two axle sleeves, and four in a relative opposite side The axle sleeve is staggered, and when two leaf of hinge are mutually installed, two leaf of hinge are similar to intermeshing.

Certainly, in other embodiments, more axle sleeves can be provided with the leaf of hinge, wherein the axle sleeve is at two As above the mode of an embodiment is set on leaf of hinge, and two leaf of hinge are similar to intermeshing when assembling.

In other embodiments, the solid self lubricant material can also be polymer matrix or ceramic base self-lubricating material Material, only need it to play certain lubrication in the hinge, and do not produce the powder to leak as far as possible.

For ease of the assembling of the hinge 100, the nylon gum cover 4 divides is located at the axle sleeve 202,222 and mandrel 1 for more piece Between.

Although having been illustrated with some exemplary embodiments of the present invention above, those skilled in the art will manage Solution, in the case where not departing from the principle or spirit of the present invention, these exemplary embodiments can be made a change, it is of the invention Scope is limited by claim and its equivalent.

Claims (3)

1. a kind of hinge, including mandrel and two leaf of hinge being set in by its axle sleeve on the mandrel, it is characterised in that also Including between the axle sleeve of two leaf of hinge and the lubrication ring that is set on the mandrel, being closed located at the mandrel with each Nylon gum cover between the axle sleeve of hinge, and the bearing holder (housing, cover) that the lubrication ring is accommodated, and the bearing holder (housing, cover) set It is located on the mandrel, the bearing holder (housing, cover) includes containing seat with receiving hole and from one end of the containing seat along the core The insertion section that the axial direction of axle stretches out, the lubrication ring is placed in the receiving hole of the containing seat, and each receiving Two lubrication to contact with each other rings are equipped with the receiving hole of seat, form spliced eye in the axle sleeve, the insertion section is inserted in In the spliced eye of axle sleeve, and the external diameter of the containing seat is consistent with the axle sleeve, and its material is identical with leaf of hinge, the profit Slip ring is made up of solid self lubricant material；It is tight between the mandrel and lubrication ring, lubrication ring and bearing holder (housing, cover) and bearing holder (housing, cover) and axle sleeve Close fit.

2. hinge according to claim 1, it is characterised in that the lubrication ring is made up of Cu-base powder alloy.

3. hinge according to claim 1, it is characterised in that further comprise two hinge caps, the hinge cap be provided with The projection that the hole of the hinge both ends axle sleeve is engaged, the projection of two hinge caps mutually assemble in the mandrel and two leaf of hinge Insert respectively in the hole of both ends axle sleeve afterwards.