WO2020055343A1

WO2020055343A1 - A hinge with an improved safety

Info

Publication number: WO2020055343A1
Application number: PCT/TR2018/050483
Authority: WO
Inventors: Mahmut ACAR
Original assignee: Kale Kilit Ve Kalip Sanayi Anonim Sirketi
Priority date: 2018-09-12
Filing date: 2018-09-12
Publication date: 2020-03-19
Also published as: RU2762865C1

Abstract

The present invention proposes a hinge (100) comprising, a first hinge element (10) having at least one connection hole (19); a second hinge element (30) adapted to be fixed to a panel of a door, having at least one shaft hole (34); a hinge shaft (90) adapted to be used in connecting the first hinge element (10) and the second hinge element (30); an adjustment unit (1) adapted to be fixed to a frame of the door, in which the first hinge element (10) is partly disposed; at least one engagement member (80) placed in the adjustment unit (1). Said hinge (100) further comprises, a fastening member (2) having at least one connection portion (4) for positioning the fastening member (2) within the adjustment unit (1); a tip portion (18) of the first hinge element (10), having at least one threaded portion (13) formed at least partly on an upper wall (21) of the tip portion (18) wherein the tip portion (18) is partly placed on the fastening member (2); and an engagement member (80) placed within the adjustment unit (1), having a plurality of corresponding threaded parts (82) on the lower wall (81) of the engagement member (80) facing to the upper wall (21) of the tip portion (18) of the first hinge element (10) wherein the threaded parts (82) of the engagement member (80) are sized and shaped to engage with the corresponding threaded portion (13) of the first hinge element (10).

Description

A HINGE WITH AN IMPROVED SAFETY

Technical Field of the Invention

The present invention relates to a hinge and more particularly to a hinge structure which provides solution to sagging and falling problems.

Background of the Invention

Hi nges are jointed or flexible devices that fasten the edge of a door or a window and permit rotating. Conventional hinge has two main parts that can be called female and male constructions, which are indispensable for proper opening and closing of the door. Moreover, even if the hinge assembly is made perfectly, over time, sagging, spacing, jamming, etc., especially in heavy doors are observed.

It is necessary that the hinges are accurately set on the door and frame. If, once the door has been hung on its hinges, it is found that some adjustment is needed, this often requires removal of the door In the prior art, a wide variety of hinge structures have become known by which the use of a long pin to relate the male hinge and the female hinge to one another. As the door is pivoted to the pin and the associated housing member remains lean and makes sound over time. Due to difficulties in the removal of this pin, it requires expertise in lubricating causing cost disadvantage. Generally in the heavy doors, the fixing plate is only guided by the adjusting screws in the hinge body.

Prior art hinges have attempted to solve the problem related to difficulties in assembly unsatisfactorily with a generally plastic bearings connected with the female hinge shaft housing and the male hinge shaft housing. Such plastic bearing assemblies used for facilitating the movements become deformed quickly under load due to the low abrasion resistance. Among others, a prior art publication in the technical field of the invention may be referred to as GB 2520951, which discloses an adjustable hinge, and in particular, to a stop member of a lock plate comprising protrusions that extending from a bottom surface. Wherein the protrusions engage a surface of a support plate to thereby fix the position of the support plate having complementary protrusions on a surface. Although implemented in hinge structures, it is not provided a compact solution to sagging and falling problems. Accordingly, there is a need for a hinge structure that prevent deformation even when used in heavy doors and provide the same quality and long service life for a long time. Lastly, the adjustable hinges in the art which are presently available are more complex, expensive and generally more difficult to install than conventional non-adjustable hinges.

Objects of the Invention

Primary object of the invention is to overcome the above mentioned shortcomings of the prior art.

Another object of the invention is to provide a hinge with increased strength by effectively distributing the load carried by the hinge elements.

Another object is to provide a hinge which is fabricated relatively easily and economically.

Another object of the present invention is to provide a hinge having a long service life, in which door sagging are prevented which result in long term use.

Another object of the present invention is to provide a hinge in which the load is evenly distributed.

Summary of the Invention

The present invention a hinge comprising, a first hinge element having at least one connection hole; a second hinge element adapted to be fixed to a panel of a door, having at least one shaft hole; a hinge shaft adapted to be used in connecting the first hinge element and the second hinge element; an adjustment unit adapted to be fixed to a frame of the door, in which the first hinge element is partly disposed; at least one engagement member placed in the adjustment unit, adapted to engage with the first hinge element for compensating movement of the hinge; and at least one fastening means for fastening the engagement member within the adjustment unit. Said hinge further comprises, a fastening member having at least one connection portion for positioning the fastening member within the adjustment unit; a tip portion of the first hinge element, having at least one threaded portion formed at least partly on an upper wall of the tip portion wherein the tip portion is partly placed on the fastening member; and an engagement member placed within the adjustment unit, having a plurality of corresponding threaded parts on the lower wall of the engagement member facing to the upper wall of the tip portion of the first hinge element wherein the threaded parts of the engagement member are sized and shaped to engage with the corresponding threaded portion of the first hinge element.

Brief Description of the Drawings

The figures whose brief explanations are herewith provided are solely intended for providing a better understanding of the present invention and are as such not intended to define the scope of protection or the context in which said scope is to be interpreted in the absence of the description.

Referring now to the drawings in which like reference numbers represent corresponding parts throughout:

Fig. 1 shows an exploded view of the hinge according to the present invention.

Fig. 2 shows a perspective view of an engagement member of the hinge according to the present invention.

Fig. 3 shows a perspective view of the first hinge member and a threaded portion on an upper surface thereof according to the present invention

Fig. 4 shows a perspective view of the hinge where a cover of the hinge is removed according to the present invention

Fig. 5 shows a perspective view of an engagement of the first hinge member and the engagement member according to the present invention. Fig. 6 shows a top view of hinge and a detailed view of an engagement of the threaded portion and protrusions according to the present invention.

Fig. 7 shows a perspective view of the hinge according to the present invention.

Fig. 8 shows a front view of hinge according to the present invention.

Fig. 9 shows an A-A cross section view defined in the Fig. 7 according to the present invention. Fig. 10 shows a front view of the hinge where the cover of the hinge is removed according to the present invention.

Fig. 11 shows an A-A cross section view defend in the Fig. 10 according to the present invention.

Fig. 12 shows a B-B cross section view defined in the Fig. 10 according to the present invention.

Fig. 13a shows an upper view of the hinge according to the present invention.

Fig. 13b shows a B-B cross section view defined in the Fig. 13a according to the present invention.

Detailed Description of the Invention

hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings which are given solely for the purpose of exemplifying embodiments according to the present invention. The list of reference numerals used in the appended drawings are as follows;

100. Hinge

1. Adjustment unit

2. Fastening member

3. Cover

4 Connection portion

5 Aperture

6 Front abutment wall

7 Rear abutment wall

8 Lateral abutment wall

10. First hinge element

12. Tooth

13. Threaded portion

18. Tip portion

19. Connection hole

20 Fixing hole 21. Upper wall

30. Second hinge element

31. Ball

32. Ball guiding member

33. Shaft tap

34. Shaft hole

50. Resilient member

51. Washer

52. Fastening means

53 Fixing member

54. Fastening plate

55. Adjustment means

56. Fastening member

57. Fastening pin

58. Cover recess

59. Protrusion

80. Engagement member

81. Lower wall

82. Threaded part

90. Hinge shaft

91. Shaft channel

According to the present invention, especially indoors, a compact solution is provided to sagging and falling problems by interlocking the hinge members in it.

The present invention is related to a hinge (100) mainly comprising, a first hinge element (10) having at least one connection hole (19); a second hinge element (30) adapted to be fixed to a panel of a door, having at least one shaft hole (34); a hinge shaft (90) adapted to be used in connecting the first hinge element (10) and the second hinge element (30); an adjustment unit (1) adapted to be fixed to a frame of the door, in which the first hinge element (10) is partly disposed; at least one engagement member (80) placed in the adjustment unit (1), adapted to engage with the first hinge element (10) for compensating movement of the hinge (100); and at least one fastening means (52) for fastening the engagement member (80) within the adjustment unit (1). Said hinge (100) further comprises, a fastening member (2) having at least one connection portion (4) for positioning the fastening member (2) within the adjustment unit (1); a tip portion (18) of the first hinge element (10), having at least one threaded portion (13) formed at least partly on an upper wall (21) of the tip portion (18) wherein the tip portion (18) is partly placed on the fastening member (2); and an engagement member (80) placed within the adjustment unit (1), having a plurality of corresponding threaded parts (82) on the lower wall (81) of the engagement member (80) facing to the upper wall (21) of the tip portion (18) of the first hinge element (10) wherein the threaded parts (82) of the engagement member (80) are sized and shaped to engage with the corresponding threaded portion (13) of the first hinge element (10).This arrangement of the invention maximizes or substantially increases the area of contact between the tip portion (18) and the engagement member (80) to provide a more rigid and safety connection.

The hinge shaft (90) has a shaft channel (91) adapted to be fixed by at least one fastening member (56). After the connection hole (19) of first hinge element (10) and the shaft hole (34) of the second hinge element (30) are brought into alignment with each other, the hinge shaft (90) passes through these holes. The hinge shaft (90) can have a circular shaped shaft channel (91) facing to a fixing hole (20) formed on the first hinge element (10) wherein a fastening member (56) is arranged to pass through the fixing hole (20) to engage with the shaft channel (91). The fixing hole (20) is provided at the first hinge element (10) and can also be formed to threadably engage with the fastening member (56) thereby the hinge shaft (90) may not move up and down and remains at the center point. Further, at least two washers (51) can be provided thereof for preventing damage to the surface being fixed.

Referring to the Fig. 1 and 9, the hinge shaft (90) is adapted to be used in connecting the first hinge element (10) and the second hinge element (30). The each shaft hole (34) has a ball (31), a ball guiding member (32) in which the ball is guided and a shaft tap (33) which is formed threadably engageable with the shaft hole (34) for limiting the movement of the ball guiding member (32) and the ball (31). After the hinge shaft (90) is passed in the shaft holes (34) and the connection hole (19) of the first hinge element (10); two balls (31), as a compensating member, are placed separately at the opposite ends of the hinge shaft (90). After this step, two ball guiding members (32) are placed similarly at the opposite ends of the hinge shaft (90) to be on the balls (31). At the final step, two shaft taps (33) in the forms of a screw are screwed at the shaft holes (34) for limiting the movement of the ball guiding member (32). Said guiding members (32) are shaped and dimensioned to guide the ball in the shaft holes (34) and the shaft taps (33) are arranged to be screwed in shaft holes (34). With this arrangement, any shrinkage or jamming problems thereof is prevented and door deformation, strain and brittle running problems are solved. In one embodiment, the shaft tap (33) has a projection which is arranged to match with a corresponding hole of the ball guiding member (32) such that the connection between thereof is strengthened. In addition, when lubrication is required, only the shaft taps (33) can be removed from the shaft holes (34) and lubricated, even though the shaft taps (33) is removed, the hinge (100) can continue to operate.

By guiding the fastening member (2) within the adjustment unit (1), the strength of the system is increased by sharing the load evenly with the adjustment members (55) and the fastening pins (57). Said fastening member (2) has two connection portions (4) being at the opposite ends of the connection portion (4) wherein each of said connection portions (4) is shaped and dimensioned so as to be guided by a cylindrical shaped fastening pin

(57) disposed in the adjustment unit (1). Said fastening means (52) are arranged to pass through the fastening plate, engagement member (80) and the fastening member (2).

Furthermore the fastening member (2) having at least one connection portion (4) is in the form of a half-moon to be guided by adjustment unit (1) as shown in Fig.l. The formation in the half-moon form can ensure a more firm bearing thereof. According to the present invention, a fastening plate (54) having channels for an engagement with fastening means (52) is provided on the engagement member (80). The fastening plate (54) has, preferably, a rectangular cross-section which is substantially similar in size with the engagement member (80) and is arranged to spread the force evenly to the engagement member (80). In another embodiment as shown in Fig 2 to Fig 5; the tip portion (18) of the first hinge element (10) having a plurality of teeth (12) with a threaded portion (13) allow to be interlocked with protrusions of a plurality of threaded parts (82) of the engagement member (80).

Referring to the fig. 2, the engagement member (80) has a series of threaded parts (82) formed at a lower wall (81) facing to the tip portion (18) of the first hinge element (10). Each threaded part (82) mainly has 2-6 successive protrusions formed at the transverse axis of the engagement member (80). The number of the threaded part (82) and the protrusions can vary.

Furthermore, the tip portion (18) of the first hinge element (10) can be formed in a T- shape form to be connected to corresponding threaded parts (82) of the engagement member (80). Such engagement prevents the door from hanging and further provides good quality handling for long periods of time. In another embodiment, the tip portion (18) has a plurality of teeth (12) with the threaded portion (13) thereof, which are arranged to mate with the plurality of protrusions of the threaded parts (82) of the engagement member (80) to set the adjusted position of the adjustment unit (1) relative to the second hinge element (30). Referring to the Fig. 3, an aperture (5) is defined between each tooth (12) of the tip portion (18) in which the fastening means (52) are arranged to pass through said apertures (5). In one embodiment, said apertures (5) can also be formed in the "T" shape.

In an assembly mode, the first hinge element (10) can be pulled with respect to -X direction (perpendicular to the longitudinal axis of the adjustment unit (1)) until the fastening means (52) abuts the front abutment wall (6) of the tip portion (18). Similarly, the first hinge element (10) can be pushed with respect to +X direction until the fastening means (52) abuts a rear abutment wall (7) of the t shaped apertures (5). The fastening means (52) can be arranged in the defined volume of the aperture (5) such that a desired position of the first hinge element (10) in the -, + X direction can be arranged smoothly.

Moreover, in the Y direction (parallel to the longitudinal axis of the adjustment unit (1)) fastening means (52) can be arranged in the apertures (5) until the fastening means (52) abuts the lateral walls (8) wherein said lateral walls (8) are opposite to each other and are neighbor walls of the rear and front abutment walls (6, 7). This allows the panel to be fine-tuned in the specified directions after the door is attached. The movement of the hinge (100) in the Z direction can also be arranged as such, after the placement of the first hinge element (10) and the second hinge element (30) is fixed to the adjustment unit (1), the fastening mean (52) is inserted through the holes and tightened, which allows to move in the Z + and Z- direction by means of adjustment mean (55) disposed in the adjustment unit (1). This configuration provides a much more durable and robust hinge (100) and can minimize deformation problems.

Said fastening member (2) has two connection portions (4) being at the opposite ends of the connection portion (4) wherein each of said opposite ends is shaped and dimensioned to match with a cylindrical shaped fastening pin (57) disposed in the adjustment unit (1). Each fastening pin (57) has a clearance hole which is large enough to enable threads of a fixing member (53) pass through, but not the head of the fixing member (53). As shown in the Fig. 1, two fixing members (53) can be used and forms as a screw or a bolt.

The fastening member (2) has a plurality of holes in which the at least one fastening means (52) arranged to pass wherein the engagement member (80) is guided between the fastening plate (54) and the fastening member (2) to match with the corresponding threaded portion of the tip portion (18).

In an alternative embodiment, at least one resilient member (50), preferably as a spring, can be provided between the engagement member (80) and the fastening member (2) wherein said resilient member (50) is biased against the fastening member (2) with the fastening plate (54) which is fastened by the at least one fastening means (52). The second hinge element (30) comprises at least two shaft holes (34) in which the hinge shaft (90) is guided.

The hinge (100) further comprises at least one rotatable adjustment means (55) provided at a hole of the fastening member (2) for arranging the position of the engagement member (80) and the fastening plate (54) which are attached to the fastening member (2), at a direction which is perpendicular to the longitudinal axis of the adjustment unit

(1). As one of the advantages of the present invention, when the hinge (100) assembly is completed, fine tuning at the Z direction of the hinge (100) can also be arranged wherein said Z direction is perpendicular to the longitudinal axis of the adjustment unit (1). Referring to the Fig. l, preferably two the adjustment means (55) are provided at the adjustment unit (1) and in the corresponding holes of the fastening member (2). The engagement member (80) and the fastening plate (54) are fixed to the fastening member

(2) with the fastening means (54). Said adjustment means (55) are arranged to rotate in the clockwise direction, which enables the fastening member (2) to move in the +Z direction. Similarly, said adjustment means (55) are also arranged to rotate in the counterclockwise, which enables the fastening member (2) to move in the -Z direction. As the engagement member (80) and the fastening means (54) are attached to the fastening member (2), they are also moved in the +,- Z direction by rotation of the adjustment means (55). In order to stabilize the movement in the Z direction and compensate for the distribution of unbalanced loads, the connection portions (4) of the fastening members (2) are formed to engage with the fastening pins (57). The engagement member (80) is generally placed at the bottom of the adjustment unit (1) and has a plurality of holes in which the fastening means (52) is arranged to pass. The engagement member (80) is formed to be moved in the X and Y direction for tolerating excess load when an alignment at the position of the components is needed.

In a preferred embodiment, the hinge can have a cover (3) for increasing endurance of the hinge (100) by securing the adjustment unit (1) to the frame more tightly. Said cover (3) can have at least one recess (58) which is shaped and dimensioned with respect to at least one corresponding protrusion (59) provided at the adjustment unit (1) such that said cover (3) can be used to cover the adjustment unit (1) to form a closed shape. In addition to forming a more robust form, the assembly and disassembly of the cover can become easier.

Claims

1. A hinge (100) comprising,

a first hinge element (10) having at least one connection hole (19);

a second hinge element (30) adapted to be fixed to a panel of a door, having at least one shaft hole (34);

a hinge shaft (90) adapted to be used in connecting the first hinge element

(10) and the second hinge element (30);

an adjustment unit (1) adapted to be fixed to a frame of the door, in which the first hinge element (10) is partly disposed;

at least one engagement member (80) placed in the adjustment unit (1), adapted to engage with the first hinge element (10) for compensating movement of the hinge (100); and

at least one fastening means (52) for fastening the engagement member (80) within the adjustment unit (1) characterized in that said hinge (100) further comprises,

a fastening member (2) having at least one connection portion (4) for positioning the fastening member (2) within the adjustment unit (1);

a tip portion (18) of the first hinge element (10), having at least one threaded portion (13) formed at least partly on an upper wall (21) of the tip portion (18) wherein the tip portion (18) is partly placed on the fastening member (2); and

an engagement member (80) placed within the adjustment unit (1), having a plurality of corresponding threaded parts (82) on the lower wall (81) of the engagement member (80) facing to the upper wall (21) of the tip portion (18) of the first hinge element (10) wherein the threaded parts (82) of the engagement member (80) are sized and shaped to engage with the corresponding threaded portion (13) of the first hinge element (10).

2. A hinge (100) according to Claim 1, wherein the tip portion (18) has a plurality of teeth (12) on the threaded portion (13) which are arranged to mate with a plurality of protrusions of the threaded part (82) of the engagement member (80) to set the adjusted position of the adjustment unit (1) relative to the second hinge element (30).

3. A hinge (100) according to Claim 2, wherein an aperture (5) is defined between each tooth (12) in which the fastening means (52) are arranged to pass through said apertures (5).

4. A hinge (100) according to claim 3, wherein the at least one tooth (12) and at least one aperture (5) are in the form of a t-shape.

5. A hinge (100) according to any of the preceding claims, wherein said fastening member (2) has two connection portions (4) being at the opposite ends of the connection portion (4) wherein each of said connection portions (4) is shaped and dimensioned so as to be guided by a cylindrical shaped fastening pin (57) disposed in the adjustment unit (1).

6. A hinge (100) according any of the preceding claims, wherein at least one resilient member (50) is provided between the engagement member (80) and the fastening member (2) wherein said resilient member (50) is biased against the fastening member (2) with a fastening plate (54) which is fastened by the at least one fastening means (52).

7. A hinge (100) according to claim 5, wherein the fastening member (2) has a plurality of holes in which the at least one fastening means (52) arranged to pass wherein the engagement member (80) is guided between the fastening plate (54) and the fastening member (2) to match with the corresponding threaded portion of the tip portion (18).

8. A hinge (100) according any of the preceding claims, wherein said adjustment unit (1) further comprises a cover (3) to be placed on the adjustment unit (1).

9. A hinge (100) according to Claim 8, wherein said cover has at least recess (58) which is shaped and dimensioned with respect to at least one corresponding protrusion (59) provided at the adjustment unit (1) such that said cover (3) can be used to cover the adjustment unit (1) to form a closed shape.

10. A hinge (100) according any of the preceding claims, wherein the second hinge element (30) comprises at least two shaft holes (34) in which the hinge shaft (90) is guided.

11. A hinge (100) according to claim 10, wherein the each shaft hole (34) has a ball (31), a ball guiding member (32) in which the ball is guided and a shaft tap (33) which is formed threadably engageable with the shaft hole (34) for limiting the movement of the ball guiding member (32) and the ball (31).

12. A hinge (100) according any of the preceding claims, wherein the hinge shaft (90) has a shaft channel (91) facing to a fixing hole (20) formed on the first hinge element (10) wherein a fastening member (56) is arranged to pass through the fixing hole (20) to engage with the shaft channel (91).

13. A hinge (100) according any of the preceding claims, wherein the hinge (100) further comprises at least one rotatable adjustment means (55) provided at a hole of the fastening member (2) for arranging the position of the engagement member (80) and the fastening plate (54) which are attached to the fastening member (2), at a direction which is perpendicular to the longitudinal axis of the adjustment unit (1)·