CN215212912U

CN215212912U - Hinge with elastic hinge

Info

Publication number: CN215212912U
Application number: CN202121340662.5U
Authority: CN
Inventors: 刘毅锋
Original assignee: Zhongshan Xiaolan Damenjiao Hardware Co ltd
Current assignee: Zhongshan Chaolang Hardware Products Co ltd
Priority date: 2021-06-16
Filing date: 2021-06-16
Publication date: 2021-12-17
Anticipated expiration: 2031-06-16

Abstract

The utility model discloses a hinge, which comprises a mandrel, a first leaf and a second leaf which are sleeved on the mandrel through a shaft sleeve, a bearing located between adjacent sleeves, and a bearing installed in the sleeves at both ends. The two plugs are located at the two ends of the mandrel respectively. The mandrel includes a main shaft body and a connecting shaft located at both ends of the main shaft body. The end of the plug facing the mandrel is axially extended to form an extension shaft. The shaft corresponds to the connecting hole, and the connecting shaft is inserted into the connecting hole, so that the connection between the mandrel and the plug is tight, the hinge is assembled precisely, and it is not easy to loosen, which prolongs its bearing life. The length of the plug is longer than that of the plug in the prior art, so that the contact area between the plug and the shaft sleeve is larger, the mutual cooperation is tighter, the plug is not easy to fall off, and it is safer. The resistance oil is coated in the connection hole, and the resistance oil is not easy to leak out, which can achieve the effect of preventing oil leakage.

Description

Hinge with elastic hinge

Technical Field

The utility model relates to a hinge field, in particular to long service life hinge of bearing.

Background

The hinge is a part that connects and enables the two parts of the object to move. The common hinge is used for cupboard doors, windows, doors and the like. The hinge generally comprises a mandrel, two leaves sleeved on the mandrel through a shaft sleeve, and plugs arranged in the shaft sleeves at two ends, wherein the two leaves are movably riveted through the plugs and the mandrel. The existing core shaft and the existing plug are only opposite in end part and free of connection relation, if size deviation exists, a gap exists between the plug and the opposite end of the core shaft, mutual assembly and matching among all accessories are not precise enough, a shaft sleeve of a leaf and a bearing are loosened, the using effect is poor, and the bearing service life is short.

In addition, resistance oil is required to be coated between the mandrel and the plug so that the blade can rotate more smoothly, the coated resistance oil can gradually leak out from a gap between the shaft sleeve and the bearing, and the resistance oil can pollute the hinge and objects around the hinge and is difficult to clean. And the plug is shorter, the contact surface between the plug and the shaft sleeve is less, the plug is easy to drop, and potential safety hazards exist.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hinge, it is accurate to aim at realizing the cooperation between the hinge accessory, and difficult not hard up prolongs its bearing life.

The utility model provides a hinge, locate including the dabber, through the axle sleeve cover spindle first leaf and second leaf, be located bearing between the adjacent axle sleeve and install and be located both ends end cap in the axle sleeve, two the end cap is located respectively the dabber both ends, the dabber includes the main shaft body and is located the connecting axle at main shaft body both ends, the orientation of end cap the one end axial extension of dabber forms the extension axle, the extension is epaxial be equipped with the connecting hole that the connecting axle corresponds, the connecting axle inserts in the connecting hole.

Preferably, a friction layer for increasing friction force is arranged on the axial outer wall surface of the plug.

Preferably, the rubbing layer is a rubbing edge.

Preferably, a resistance oil is coated inside the connection hole.

Preferably, the main shaft body is a shaft or is formed by combining two split shafts, and when the main shaft body is a single shaft, the connecting shafts at two ends and the main shaft body are integrally formed; when the main shaft body is formed by combining two split shaft bodies, the connecting shaft at one end and one split shaft are integrally formed, and the connecting shaft at the other end and the other split shaft are integrally formed.

The utility model discloses provide a hinge again, locate including the dabber, through the axle sleeve cover spindle first page or leaf piece and second page or leaf piece, be located the bearing between the adjacent axle sleeve and install and be located both ends end cap in the axle sleeve, two the end cap is located respectively the dabber both ends, the orientation of end cap the one end of dabber is equipped with the connecting axle, the dabber both ends be equipped with the connecting hole that the connecting axle corresponds, the connecting axle inserts in the connecting hole.

Preferably, one end, facing the mandrel, of the plug is axially extended to form an extension shaft, the length of the mandrel is correspondingly shortened, and the connecting shaft is arranged at the end part of the extension shaft.

Preferably, the rubbing layer is a rubbing edge.

Preferably, a resistance oil is coated inside the connection hole.

The utility model has the advantages that:

the utility model provides a hinge includes the dabber, locate first page or leaf piece of dabber and second page or leaf piece through the axle sleeve cover, be located the bearing between the adjacent axle sleeve and install the end cap in the axle sleeve that is located both ends, two end caps are located the dabber both ends respectively, the dabber includes the main shaft body and is located the connecting axle at main shaft body both ends, the one end axial extension of the orientation dabber of end cap forms the extension axle, be equipped with the connecting hole that corresponds with the connecting axle in the extension axle, the connecting axle inserts in the connecting hole, it is inseparable to make to be connected between dabber and the end cap, hinge whole assembly is accurate, be difficult for becoming flexible, prolong its bearing life.

Because, the one end axial extension towards the dabber of end cap forms the extension axle to the end cap length among the length of end cap than prior art is longer, and thereby the area of contact between end cap and the axle sleeve is bigger, and it is inseparabler to mutually support, and the end cap is difficult for dropping, and is safer.

The resistance oil is coated in the connecting hole, because the movable leaf can drive the plug in the shaft sleeve to rotate together when rotating, the rotation is smoother through the addition of the resistance oil, compared with the prior art that the resistance oil is coated at the two ends of the mandrel, the resistance oil is coated in the connecting hole, the resistance oil is not easy to leak, and the effect of preventing oil leakage can be achieved.

The utility model provides an another technical scheme of hinge is equipped with the connecting axle for the one end of the orientation dabber at the end cap, and the dabber both ends are equipped with the connecting hole that corresponds with the connecting axle, and in the connecting axle inserted the connecting hole, it is inseparable to make to be connected between dabber and the end cap, and hinge assembly is accurate, and difficult not hard up prolongs its bearing life.

The one end axial extension towards the dabber of end cap forms the extension axle, and the connecting axle sets up at extension axle head portion to the length of end cap is longer than the end cap length among the prior art, and thereby area of contact between end cap and the axle sleeve is bigger, and it is inseparabler to mutually support, and the end cap is difficult for dropping, and is safer.

Drawings

Fig. 1 is a perspective view of a first and second embodiment of the hinge of the present invention;

fig. 2 is a schematic structural view of a mandrel and a plug of a first embodiment of the hinge of the present invention;

fig. 3 is a cross-sectional view of a plug of a first embodiment of the hinge of the present invention;

figure 4 is a partial cross-sectional view of a hinge according to a first embodiment of the present invention;

fig. 5 is a schematic structural view of a split core shaft and a plug of the first embodiment of the hinge of the present invention;

figure 6 is a partial cross-sectional view of a hinge with a split mandrel according to a first embodiment of the hinge of the present invention;

fig. 7 is a schematic structural view of a mandrel and a plug of a second embodiment of the hinge of the present invention;

fig. 8 is a cross-sectional view of a mandrel of a second embodiment of the hinge of the present invention.

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.

In order to more clearly illustrate the embodiments of the present patent or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present patent, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

In this patent, unless indicated to the contrary, the use of the directional terms "upper and lower" are generally used with respect to the orientation shown in the drawings, or with respect to the vertical, or gravitational direction; likewise, for ease of understanding and description, "left and right" are generally to the left and right as shown in the drawings; "inner and outer" refer to the inner and outer contours of the respective component itself, but the above directional words are not intended to limit the present patent.

With reference to fig. 1 to 6, a first embodiment of the hinge of the present invention is proposed:

a hinge comprises a mandrel 3, a first leaf 1 and a second leaf 2 which are sleeved on the mandrel 3 through

shaft sleeves

11 and 21, a bearing 5 positioned between the

adjacent shaft sleeves

11 and 21, and plugs 4 installed in the shaft sleeves 21 positioned at the two ends. The two plugs 4 are respectively located at two ends of the mandrel 3, the mandrel 3 comprises a main shaft body and connecting shafts 31 located at two ends of the main shaft body, one ends of the plugs 4 facing the mandrel 3 are axially extended to form extension shafts, connecting holes 41 corresponding to the connecting shafts 31 are formed in the extension shafts, and the connecting shafts 31 are inserted into the connecting holes 41.

The axial outer wall of the plug 4 is provided with a friction rib 42 for increasing friction force.

During assembly, resistance oil is coated in the connecting holes 41, the shaft sleeves 11 and 21 and the bearing 5 are arranged, the core shaft 3 penetrates into the

shaft sleeves

11 and 21 and the bearing 5 which are arranged, and then the plugs 4 are riveted into the shaft sleeves 21 at the two ends. The connecting shaft 31 is inserted into the connecting hole 41, so that the mandrel 3 and the plug 4 are tightly connected, the hinge is precisely assembled integrally and is not easy to loosen, and the bearing service life of the hinge is prolonged.

Because, the one end axial extension of end cap 4 towards dabber 3 forms the extension axle to end cap 4's length is longer than 4 length of end cap among the prior art, thereby the area of contact between end cap 4 and the axle sleeve 21 is bigger, and it is inseparabler to mutually support, and end cap 4 is difficult for dropping, and is safer.

Resistance oil is coated in the connecting hole 41, because the movable second blade 2 can drive the plug 4 in the shaft sleeve 21 to rotate together when rotating, the rotation is smoother through the addition of the resistance oil, compared with the prior art that the resistance oil is coated at the two ends of the mandrel 3, the resistance oil is coated in the connecting hole 41, the resistance oil is not easy to leak, and the effect of preventing oil leakage can be achieved.

The main shaft body can be a complete shaft or formed by combining two split shafts.

As shown in fig. 2 and 4, when the main shaft body is a single body, the connecting shafts 31 at both ends are integrally formed with the main shaft body.

As shown in fig. 5 and 6, when the main shaft body is formed by assembling two split shafts, the connecting shaft 31 at one end is integrally formed with the split shaft, and the connecting shaft 31 at the other end is integrally formed with the other split shaft.

With reference to figures 1, 7 and 8, a second embodiment of the hinge of the present invention is proposed:

the utility model provides a hinge, includes dabber 3, locate first leaf 1 and second leaf 2 on the dabber 3 through

axle sleeve

11, 21 cover, be located bearing 5 between the

adjacent axle sleeve

11, 21 and install the end cap 4 in the axle sleeve 21 that is located both ends, two end caps 4 are located dabber 3 both ends respectively, the one end of end cap 4 towards dabber 3 is equipped with connecting axle 41, dabber 3 both ends are equipped with the connecting hole 31 that corresponds with connecting axle 41, connecting axle 41 inserts in the connecting hole 31.

One end of the plug 4 facing the mandrel 3 is axially extended to form an extension shaft, the length of the mandrel 3 is correspondingly shortened, and the connecting shaft 41 is arranged at the end part of the extension shaft.

During assembly, resistance oil is coated in the connecting hole 31, the shaft sleeves 11 and 21 and the bearing 5 are arranged, the core shaft 3 penetrates into the

shaft sleeves

11 and 21 and the bearing 5 which are arranged, and then the plugs 4 are riveted into the shaft sleeves 21 at the two ends. The connecting shaft 41 is inserted into the connecting hole 31, so that the mandrel 3 and the plug 4 are tightly connected, the hinge is precisely assembled integrally and is not easy to loosen, and the bearing service life of the hinge is prolonged.

The one end axial extension of end cap 4 towards dabber 3 forms the extension axle, and connecting axle 41 sets up at extension axle tip to end cap 4's length is longer than end cap 4 length among the prior art, thereby the area of contact between end cap 4 and

axle sleeve

11, 21 is bigger, and it is inseparabler to mutually support, and end cap 4 is difficult for dropping, and is safer.

Resistance oil is coated in the connecting hole 31, because the movable second blade 2 can drive the plug 4 in the shaft sleeve 21 to rotate together when rotating, the rotation is smoother through the addition of the resistance oil, compared with the prior art that the resistance oil is coated at the two ends of the mandrel 3, the resistance oil is coated in the connecting hole 31, the resistance oil is not easy to leak, and the effect of preventing oil leakage can be achieved.

Wherein, the mandrel 3 can also be a complete shaft or formed by combining two split shafts.

In the description of the present specification, reference to descriptions pertaining to "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples, and one skilled in the art may combine or combine features of different embodiments or examples and features of different embodiments or examples described in this specification without contradiction.

The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structural changes made by the contents of the specification and the drawings, or the direct or indirect application in other related technical fields, are included in the same way in the protection scope of the present invention.

Claims

1. The utility model provides a hinge, includes the dabber, locates through the axle sleeve cover spindle-mounted first leaf and second leaf, be located adjacently bearing between the axle sleeve and install and be located both ends the end cap in the axle sleeve, two the end cap is located respectively the dabber both ends, its characterized in that, the dabber includes the main shaft body and is located the connecting axle at main shaft body both ends, the orientation of end cap the one end axial extension of dabber forms the extension axle, be equipped with in the extension axle with the connecting hole that the connecting axle corresponds, the connecting axle inserts in the connecting hole.

2. The hinge as claimed in claim 1, wherein the axial outer wall of the plug is provided with a friction layer for increasing friction.

3. The hinge of claim 2, wherein the friction layer is a friction rib.

4. The hinge according to claim 1, wherein a resistive oil is coated inside the coupling hole.

5. The hinge according to any one of claims 1 to 4, wherein the main shaft body is a single shaft or is formed by combining two split shafts, and when the main shaft body is a single shaft, the connecting shafts at two ends are integrally formed with the main shaft body; when the main shaft body is formed by combining two split shaft bodies, the connecting shaft at one end and one split shaft are integrally formed, and the connecting shaft at the other end and the other split shaft are integrally formed.

6. The utility model provides a hinge, includes the dabber, locates through the axle sleeve spindle epaxial first leaf and second leaf, be located adjacently bearing between the axle sleeve and install and be located both ends end cap in the axle sleeve, two the end cap is located respectively the dabber both ends, its characterized in that, the orientation of end cap the one end of dabber is equipped with the connecting axle, the dabber both ends be equipped with the connecting hole that the connecting axle corresponds, the connecting axle inserts in the connecting hole.

7. The hinge according to claim 6, characterized in that the end of said plug facing said spindle is axially extended to form an extension shaft, said spindle being correspondingly shortened in length, said connection shaft being provided at the end of said extension shaft.

8. The hinge as claimed in claim 6 or 7, wherein the axial outer wall of the plug is provided with a friction layer for increasing friction.

9. The hinge of claim 8, wherein the friction layer is a friction rib.

10. The hinge according to claim 6, wherein a resistive oil is coated inside said attachment hole.