CN108222727B - Hinge (C) - Google Patents

Abstract

The invention relates to a hinge. A hinge, the connecting rod is connected with the rotating shaft in a rotating way, the connecting rod is provided with a fixing hole, the rotating shaft is provided with a first limiting hole and a second limiting hole, and is provided with a first guide slot extending from the first limiting hole and a second guide slot extending from the second limiting hole, and is provided with a limiting piece, the limiting piece comprises a limiting part, the limiting part is provided with a first width S1 along a first direction, the limiting part is provided with a second width S2 along a second direction, S1 is more than S2, S2 is not more than the width of the first guide slot and the second guide slot, S1 is more than the width of the first guide slot and the second guide slot, the limiting piece can be accommodated in the first limiting hole, and when the limiting part is rotated to match with the extending direction of the first guide slot along the first direction, the limiting piece is unlocked with the first limiting hole or the second limiting hole, so that the limiting piece can slide into the first guide slot and the second guide slot and slide into the second limiting hole, the limiting piece is locked with the second limiting, thereby realizing the left-right exchange of the hinge.

Description

hinge

technical field

The invention relates to the technical field of door and window hardware accessories, in particular to hinges.

Background technique

In the installation structure of doors and windows, the corner hinges are commonly used to connect the sash and the window frame. However, most of the commonly used corner hinges are rivet rigid connection structures. Once installed, the left and right interchangeability of the corner hinges cannot be realized. During use, if you need to adjust the left and right opening of the window or if the customer makes a mistake in the left and right hinges when placing an order, the product cannot be used, and the corresponding hinges need to be re-customized, which will seriously affect the construction progress and cause hinge failures. waste.

Contents of the invention

Based on this, it is necessary to provide a hinge for the current problem that the corner hinge cannot be interchanged between left and right.

A hinge, comprising: a connecting rod, a rotating shaft and a stopper, the connecting rod is rotatably connected to the rotating shaft and the rotating shaft can rotate around a first axis relative to the connecting rod;

Wherein, the connecting rod is provided with a fixing hole, and the rotating shaft is provided with a first limit hole, a second limit hole, a first guide groove and a second guide groove, and the first limit hole and the The distance of the first axis is equal to the distance between the second limiting hole and the first axis, the first guiding groove extends from the first limiting hole, and the second guiding groove extends from the The second limiting hole extends out; rotating the rotating shaft can make the fixing hole coaxial with the first limiting hole or the second limiting hole;

The limiting member includes a limiting portion, the limiting portion is rotatably connected to the connecting rod, and the limiting portion can be accommodated in the first limiting hole, the second limiting hole, the In the first guide groove and the second guide groove, the stopper has a first width S1 along the first direction, and the stopper has a second width S2 along the second direction, wherein, S1>S2, And S2 is not greater than the width of the first guide groove and the second guide groove, S1 is greater than the width of the first guide groove and the second guide groove, and the limiting part can be positioned at the first limit Rotate in the positioning hole or the second limiting hole.

In one embodiment, the first guide groove and the second guide groove are respectively arc-shaped grooves centered on the first axis.

In one of the embodiments, the limiting portion includes a first arc surface and a second arc surface, and both the first arc surface and the second arc surface are arranged around the central axis. The arc surface forms the first width S1, and the distance between the first arc surface and the second arc surface is not greater than the width of the first guide groove and the second guide groove.

In one of the embodiments, the limiting part further includes two third arc surfaces, the third arc surfaces are arc surfaces centered on the rotation axis of the limiting part, and can be connected with the first A limit hole or the hole wall of the second limit hole abuts, and the first arc surface and the second arc surface can be in contact with the groove of the first guide groove or the second guide groove The walls touch each other.

In one embodiment, the limiting member further includes an operating part, the operating part is rotatably connected to the connecting rod, and the limiting part is protrudingly provided at one end of the operating part.

In one embodiment, the operating part is a cylindrical structure, and the operating part is accommodated in the fixing hole and abuts against a hole wall of the fixing hole.

In one embodiment, an operation hole is opened on the operation part, and the operation hole is used to adjust the rotation of the limiting member.

In one embodiment, the limiting member is riveted with the connecting rod.

In one embodiment, a first central hole is provided on the connecting rod, a second central hole is provided on the rotating shaft, and rivets are pierced through the first central hole and the second central hole so that the The connecting rod is rotatably connected with the rotating shaft.

In one embodiment, the depth of the first guide groove is 1/2 to 3/4 of the depth of the first limiting hole, and the depth of the second guiding groove is 1/2 to 3/4 of the depth of the second limiting hole. 1/2～3/4 of the depth.

In the above hinge, the connecting rod is rotatably connected to the rotating shaft, and the connecting rod is provided with a fixing hole, the rotating shaft is provided with a first limiting hole and a second limiting hole, and a second limiting hole extending from the first limiting hole is provided. A guide groove and a second guide groove extending from the second limiting hole, and a limiting member is provided, the limiting member includes a limiting portion, the limiting portion has a first width S1 along the first direction, and the limiting portion is along the The second direction has a second width S2, S1>S2, and S2 is not greater than the width of the first guide groove and the second guide groove, S1 is greater than the width of the first guide groove and the second guide groove, and the stopper can be accommodated in The first limit hole, and when the limit part is rotated until the first direction matches the extension direction of the first guide groove, the limit member is unlocked from the first limit hole or the second limit hole, so that it can slide into the first limit hole. The guide groove and the second guide groove slide into the second limiting hole, and the limiting part is rotated so that the limiting member is locked with the second limiting hole, thereby realizing left-right interchangeability of the hinge.

Description of drawings

Fig. 1 is a structural schematic diagram of a hinge according to an embodiment;

Fig. 2 is a sectional view of the hinge shown in Fig. 1;

Fig. 3 is a schematic diagram of a three-dimensional exploded structure of the hinge shown in Fig. 1;

Fig. 4 is a schematic structural diagram of a limiting member in the hinge shown in Fig. 3;

Fig. 5 is a structural schematic diagram of another angle of the stopper in the hinge shown in Fig. 4;

Fig. 6 is a schematic diagram of the operation when the hinge adjustment limiter shown in Fig. 1 is unlocked;

Fig. 7 is a schematic diagram of the operation of the hinge shown in Fig. 1 when rotating the shaft;

Fig. 8 is a schematic diagram of the operation when the hinge shaft shown in Fig. 1 is rotated to another position and then locked;

Fig. 9 is a schematic diagram of the structure change process when the hinge shown in Fig. 1 is rotated;

FIG. 10 is a schematic diagram of the position change process of the limiting member relative to the rotating shaft when the hinge shown in FIG. 1 is rotated.

Detailed ways

In order to make the above objects, features and advantages of the present invention more comprehensible, specific implementations of the present invention will be described in detail below in conjunction with the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. However, the present invention can be implemented in many other ways different from those described here, and those skilled in the art can make similar improvements without departing from the connotation of the present invention, so the present invention is not limited by the specific implementations disclosed below.

It should be noted that when an element is referred to as being “fixed” to another element, it can be directly on the other element or there can also be an intervening element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and similar expressions are used herein for purposes of illustration only and are not intended to represent the only embodiments.

Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the technical field of the invention. The terms used herein in the description of the present invention are for the purpose of describing specific embodiments only, and are not intended to limit the present invention. The various technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the various technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

Referring to FIGS. 1-3 , a hinge 10 according to an embodiment includes a connecting rod 110 , a rotating shaft 120 , a limiting member 130 and a rivet 140 .

In the illustrated embodiment, the connecting rod 110 is an "L"-shaped rod-shaped structure, and the connecting rod 110 can be fixedly installed on a movable component such as a door or a window sash. Further, in the illustrated embodiment, the connecting rod 110 is provided with a first central hole 111 , and the first central hole 111 is disposed near the end of the connecting rod 110 . In one embodiment, the first central hole 111 is a stepped hole, so that the rivet 140 passes through the first central hole 111 to form a riveting structure. The connecting rod 110 is further provided with a fixing hole 112 , and the fixing hole 112 is spaced apart from the first central hole 111 . Specifically, the fixing hole 112 is located in the same plane as the first central hole 111 .

Please refer to FIG. 2 and FIG. 3 together. The rotating shaft 120 includes a rotating portion 121 and a connecting seat 122 . The rotating shaft 120 can be fixedly installed on the door frame or window frame structure. The rotating part 121 is cylindrical, and the rotating part 121 is formed with a through hole (not shown in the figure) passing through the rotating part, and the through hole is used for passing a rotating shaft (not shown in the figure). The connection base 122 includes a first mounting plate (not shown in the figure) and a second mounting plate (not shown in the figure). Both the first mounting plate and the second mounting plate are rectangular plate-shaped structures, and further, the first mounting plate and the second mounting plate form an “L”-shaped structure. Certainly, in other implementation manners, the connection seat 122 may also be in other arbitrary shapes. A second central hole 123 is defined on the connecting base 122 . In the illustrated embodiment, the second central hole 123 is located on the first mounting plate of the connecting base 122 , further, the second central hole 123 is located in the middle of the first mounting plate. It can be understood that, in other embodiments, the second mounting plate may also be omitted, and the shapes of the first mounting plate and the second mounting plate may not be rectangular plates, but other arbitrary structures may be selected.

In the illustrated embodiment, the rotating shaft 120 is further provided with a first limiting hole 124 , a first guide slot 125 , a second limiting hole 126 and a second guide slot 127 . Specifically, the first limit hole 124, the first guide groove 125, the second limit hole 126 and the second guide groove 127 are arranged on the first mounting plate of the connection base 122, and the first limit hole 124 and the second limit hole The positioning holes 126 respectively pass through the first mounting board. In the illustrated embodiment, the first limiting hole 124 and the second limiting hole 126 are symmetrical about the center of the second central hole 123 . In other embodiments, the distance between the first limiting hole 124 and the second central hole 123, the distance between the second limiting hole 126 and the second central hole 123, and the distance between the first central hole 111 and the fixing hole 112 may be equal. .

Further, the first guiding slot 125 extends from the first limiting hole 124 , and the second guiding slot 127 extends from the second limiting hole 126 . Furthermore, the first guide groove 125 and the second guide groove 127 are respectively arc-shaped grooves centered on the first axis, wherein the first axis passes through the first center hole 111 and is perpendicular to the first center hole 111 The plane on which it is located. In one embodiment, the depth of the first guide groove 125 is 1/2 to 3/4 of the depth of the first limiting hole 124; the depth of the second guiding groove 127 is 1/4 of the depth of the second limiting hole 125. /2～3/4.

When assembling, the first mounting plate is placed below the part where the first central hole 111 is located in the connecting rod 110, and the plane where the first central hole 111 is located is parallel to the plane where the second central hole 112 is located, and the first central hole 111 is arranged coaxially with the second central hole 123 , further, the fixing hole 112 is arranged coaxially with the first limiting hole 124 . The rotating shaft 120 can rotate around the first axis relative to the connecting rod 110 . The first axis passes through the centers of the first central hole 111 and the second central hole 123 and is perpendicular to the plane where the first central hole 111 is located. The first guiding groove 125 and the second guiding groove 127 are defined on a side of the first mounting plate close to the connecting rod 110 . In other embodiments, when assembling, the first mounting plate can also be placed above the part where the first central hole of the connecting rod 110 is located. At this time, it is only necessary to open the first guide groove 125 and the second guide groove 127 in the The side of the first mounting plate close to the connecting rod 110 is sufficient.

In the illustrated embodiment, the diameter of the first limiting hole 124 is the same as that of the second limiting hole 126, the width of the first guiding groove 125 is also the same as that of the second guiding groove 127, and the width of the first guiding groove 125 is the same. The width is smaller than the diameter of the first limiting hole 124 , and the width of the second guiding groove 127 is smaller than the diameter of the second limiting hole 125 . Certainly, in other embodiments, the diameters of the first limiting hole 124 and the second limiting hole 126 may also be different, and the width of the first guiding groove 125 and the width of the second guiding groove 127 may also be different.

In one of the embodiments, the limiting member 130 includes a limiting portion 132, which can be accommodated in the first limiting hole 124 or the second limiting hole 126, and the limiting portion 132 can be in the first limiting hole 132 Rotate in the hole 124 and the second limiting hole 126 . The limiting portion 132 has a first width S1 along the first direction, and the limiting portion 132 has a second width S2 along the second direction. It should be noted that the first direction is the direction in which the width of the limiting portion 132 is the largest, and the second direction is the direction in which the width of the limiting portion 132 is the smallest. In the illustrated embodiment, the first direction and the second direction are perpendicular to each other. Certainly, in other implementation manners, the first direction and the second direction may also form other arbitrary angles.

Wherein, S1>S2, and S2 is not greater than the width of the first guiding groove 125 and the second guiding groove 127 , and S1 is greater than the width of the first guiding groove 125 and the second guiding groove 127 . When the stopper 132 is rotated to the first direction to match the extension direction of the first guide groove 125, the stopper 130 is unlocked from the first stopper hole 124, and when the stopper 132 is turned to other positions, the stopper 130 Lock with the first limiting hole 124 . When the limiter 130 is unlocked from the first limit hole 124, the limiter 132 can slide into the first guide groove 125 and slide in the first guide groove 125 and the second guide groove 127 to be accommodated in the second limit position. In the hole 126 , turn the limiting member 130 until the limiting member 130 is locked with the second limiting hole 126 . Similarly, when the first direction of the rotation limiting portion 132 matches the extension direction of the second guide groove 127 , the limiting member 130 is unlocked from the second limiting hole 126 , and locked when it is at other positions.

Please refer to FIG. 4 and FIG. 5 together. Specifically, in the illustrated embodiment, the limiting member 130 includes an operating portion 131 and a limiting portion 132 connected to the operating portion 131 . The operating part 131 is a cylindrical structure. An operation hole 1311 is opened on the operation part 131 , and the operation hole 1311 is used to adjust the rotation of the stopper 130 in the fixing hole 112 . Furthermore, the operation hole 1311 is a hexagonal threaded opening. The limiting portion 132 is disposed at an end of the operating portion 131 away from the operating hole 1311 . The operating portion 131 is accommodated in the fixing hole 112 , and the limiting portion 132 is accommodated in the first limiting hole 124 or the second limiting hole 126 . Further, the end of the operation part 131 away from the limiting part 132 is riveted with the connecting rod 110 by means of screw riveting. In the illustrated embodiment, the limiting portion 132 is accommodated in the first limiting hole 124, and when the rotating shaft 120 is rotated until the limiting member 130 is unlocked from the first limiting hole 124, the limiting portion 132 slides into the first limiting hole 124. guide slot 125 , and slide into the second limiting hole 126 in the first guide slot 125 and the second guide slot 127 .

Please refer to Fig. 5, the stopper 132 includes a first arc surface 1321, a second arc surface 1322 and two third arc surfaces 1323, the first arc surface 1321 and the second arc surface 1322 are centered An arc surface centered on the axis; two third arc surfaces 1323 are opposite to each other and symmetrical to the axis of the operation part 131 , and the third arc surface 1323 is an arc surface coaxial with the operation part 131 . The distance between the first arc surface 1321 and the second arc surface 1322 is not greater than the width of the first guide groove 125 and the second guide groove 127, and the distance between the two third arc surfaces 1323 is larger than the first guide groove 125 and the width of the second guide groove 127. Further, the third arc surface 1323 can be in contact with the hole wall of the first limiting hole 124 or the second limiting hole 126 , and the first arc surface 1321 and the second arc surface 1322 can be in contact with the first guide groove 125 Or the groove walls of the second guide groove 127 abut against each other.

Please refer to FIG. 3 again, the hinge 10 further includes a rivet 140 passing through the first central hole 111 and the second central hole 123 so that the connecting rod 110 is rotatably connected to the rotating shaft 120 . It can be understood that, in other embodiments, the rivet 140 can also be omitted, and other ways can be used to rotationally connect the connecting rod 110 and the rotating shaft 120 .

Please refer to FIGS. 6 to 8 together. In the state shown in FIG. 6 , the fixing hole 112 is arranged coaxially with the first limiting hole 124 , and the limiting member 130 is passed through the fixing hole 112 and locked with the first limiting hole 124 . Use a wrench to turn the stopper 130 so that the stopper 130 is unlocked from the first stopper hole 124, that is, the rotating shaft 120 can be rotated so that the stopper slides out from the first guide groove 125 and slides into the second guide slot 127 through the second guideway. Limit hole 126, and then use a wrench to rotate the limit member 130 until the limit member 130 is locked with the second limit hole 126 to complete the left and right interchange of the hinge. Please refer to Fig. 9 and Fig. 10 together, (1) in Fig. 9 and (1) in Fig. 10 all correspond to the state when the stopper 130 is locked in the first stopper hole 124, (2) in Fig. 9 and Fig. (2) in 10 corresponds to the state where the stopper 130 slides out of the first guide groove 125 and slides into the second guide groove 127, and (3) in FIG. 9 and (3) in FIG. 10 both correspond to the stopper 130 The state when locked in the second limiting hole 126 .

In the above hinge, the connecting rod is rotatably connected to the rotating shaft, and the connecting rod is provided with a fixing hole, the rotating shaft is provided with a first limiting hole and a second limiting hole, and a second limiting hole extending from the first limiting hole is provided. A guide groove and a second guide groove extending from the second limiting hole, and a limiting member is provided, the limiting member includes a limiting portion, the limiting portion has a first width S1 along the first direction, and the limiting portion is along the The second direction has a second width S2, S1>S2, and S2 is not greater than the width of the first guide groove and the second guide groove, S1 is greater than the width of the first guide groove and the second guide groove, and the stopper can be accommodated in The first limit hole, and when the limit part is rotated until the first direction matches the extension direction of the first guide groove, the limit member is unlocked from the first limit hole or the second limit hole, so that it can slide into the first limit hole. The guide groove and the second guide groove slide into the second limiting hole, and the limiting part is rotated so that the limiting member is locked with the second limiting hole, thereby realizing left-right interchangeability of the hinge.

The various technical features of the above-mentioned embodiments can be combined arbitrarily. To make the description concise, all possible combinations of the various technical features in the above-mentioned embodiments are not described. However, as long as there is no contradiction in the combination of these technical features, should be considered as within the scope of this specification.

The above-mentioned embodiments only express several implementation modes of the present invention, and the descriptions thereof are relatively specific and detailed, but should not be construed as limiting the patent scope of the invention. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the protection scope of the patent for the present invention should be based on the appended claims.

Claims (10)

1. A hinge, characterized in that it comprises: a connecting rod, a rotating shaft and a stopper, the connecting rod is rotatably connected to the rotating shaft and the rotating shaft can rotate around a first axis relative to the connecting rod; Wherein, the connecting rod is provided with a fixing hole, and the rotating shaft is provided with a first limit hole, a second limit hole, a first guide groove and a second guide groove, and the first limit hole and the The distance of the first axis is equal to the distance between the second limiting hole and the first axis, the first guiding groove extends from the first limiting hole, and the second guiding groove extends from the The second limiting hole extends out; rotating the rotating shaft can make the fixing hole coaxial with the first limiting hole or the second limiting hole; The limiting member includes a limiting portion, the limiting portion is rotatably connected to the connecting rod, and the limiting portion can be accommodated in the first limiting hole, the second limiting hole, the In the first guide groove and the second guide groove, the stopper has a first width S1 along the first direction, and the stopper has a second width S2 along the second direction, wherein S1>S2, And S2 is not greater than the width of the first guide groove and the second guide groove, S1 is greater than the width of the first guide groove and the second guide groove, and the limiting part can be positioned at the first limit Rotate in the positioning hole or the second limiting hole. 2 . The hinge according to claim 1 , wherein the first guide groove and the second guide groove are arc-shaped grooves centered on the first axis. 3 . 3. The hinge according to claim 1, wherein the limiting part comprises a first arc surface and a second arc surface, and both the first arc surface and the second arc surface It is an arc surface centered on the central axis and forms the first width S1, and the distance between the first arc surface and the second arc surface is not greater than the first guide groove and the second arc surface. The width of the second channel. 4. The hinge according to claim 3, characterized in that, the limiting part further comprises two third arc surfaces, and the third arc surfaces are arranged around the rotation axis of the limiting part as the center. arc surface, and can be in contact with the hole wall of the first limit hole or the second limit hole, and the first arc surface and the second arc surface can be in contact with the first guide groove Or the groove walls of the second guide groove abut against each other. 5. The hinge according to claim 1, wherein the limiting member further comprises an operating part, the operating part is rotatably connected to the connecting rod, and the limiting part is protruded from the operating part one end. 6 . The hinge according to claim 5 , wherein the operating portion is a cylindrical structure, the operating portion is accommodated in the fixing hole and abuts against a hole wall of the fixing hole. 7 . 7 . The hinge according to claim 5 , wherein an operation hole is opened on the operation part, and the operation hole is used to adjust the rotation of the limiting member. 7 . 8. The hinge according to claim 1, characterized in that, the limiting member is riveted with the connecting rod. 9. The hinge according to claim 1, characterized in that, the connecting rod is provided with a first central hole, the rotating shaft is provided with a second central hole, and the first central hole is connected to the second central hole. A rivet is pierced through the central hole so that the connecting rod is rotatably connected with the rotating shaft. 10. The hinge according to claim 1, characterized in that, the depth of the first guide groove is 1/2 to 3/4 of the depth of the first limiting hole, and the depth of the second guide groove The depth is 1/2-3/4 of the depth of the second limiting hole.