Upper hinge for broken bridge aluminum door and window

Abstract

The utility model relates to the technical field of hardware, in particular to an upper hinge for broken bridge aluminum doors and windows, which comprises a window frame connecting arm and a window and door connecting arm which are unfolded or folded through mutual transmission of a hinge structure, the hinge structure comprises a first hinge, a second hinge, a third hinge and a swing hinge, and an adjusting plate is arranged on the window frame connecting arm. The adjusting plate coincides with the window frame connecting arm, one end of the adjusting plate is located between the second hinge and the window frame connecting arm and hinged to the end of the second hinge and the middle of the window frame connecting arm, a connecting nail is arranged at the hinged position, and the other end of the adjusting plate is connected with the window frame connecting arm through a first eccentric rivet. The window frame connecting arm is provided with a first adjusting groove for installing the connecting nail, the position of the connecting nail in the first adjusting groove is adjusted by rotating the first eccentric rivet, and the window frame connecting arm has the advantages that the relative position of the window sash in the window frame can be adjusted, and air leakage and rain leakage are completely eradicated.

Description

Technical Field

[0001] The utility model relates to the technical field of hardware, in particular to an upper hinge for thermally-insulated aluminum doors and windows. Background Art

[0002] When installing broken bridge aluminum doors and windows, invisible upper hinges are often used as hardware connectors. The patent number is CN206707483U The utility model patent discloses a multifunctional hidden hinge, comprising a window frame connecting arm (1) which is mutually transmitted to be unfolded or retracted through a hinge structure and a window door connecting arm (2) arranged on a window door mounting rail (81), wherein the window door connecting arm (2) is provided with a locking arm which can move forward and backward; the locking arm is provided with a locking tongue (41), and the window frame connecting arm (1) is provided with a locking hole (11) corresponding to the locking tongue (41); when the window frame connecting arm (1) and the window door connecting arm (2) are retracted, the locking tongue (41) is buckled into the locking hole (11) to lock the window frame connecting arm (1) and the window door connecting arm (2), and the window door connecting arm (2) is provided with a first sliding groove (21) for moving the locking arm forward and backward; the locking arm comprises a sliding rod (42) arranged in the first sliding groove (21), a positioning plate (43) fixed on the sliding rod (42) and slidable in the window door mounting rail (81), and the locking tongue (41) is arranged in the positioning groove (11). The hinge structure comprises a flat hinge and a swing hinge (34) on a positioning plate (43); the flat hinge comprises a first hinge (31), a second hinge (32), and a third hinge (33); one end of the first hinge (31) is hinged to the window frame connecting arm (1), and the other end is slidably connected to the third hinge (33); the first hinge (31) and the second hinge (32) are hinged to each other via a fulcrum rivet (35); the second hinge One end of the chain (32) is slidably connected to the window frame connecting arm (1), and the other end is hinged to the third hinge (33); one end of the third hinge (33) is slidably connected to the window door connecting arm (2); one end of the swing hinge (34) is hinged to the middle of the third hinge (33), and the other end is hinged to the window door connecting arm (2); the third hinge (33) is in a stepped shape, and the third hinge (33) is provided with an inclined platform (331) for limiting the backward movement of the locking arm.

[0003] Since there is an assembly tolerance between the window sash and the window frame, there is also a tolerance when assembling the hinges with them, resulting in the window sash not being able to be completely sealed when closed, causing problems such as air leakage and rain leakage. Summary of the invention

[0004] The technical problem to be solved by the utility model is to provide an upper hinge for thermally-insulated aluminum doors and windows in view of the deficiencies of the above-mentioned prior art, which can adjust the relative position of the window sash in the window frame to prevent air leakage and rain leakage.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an upper hinge for a thermal-bridge aluminum door and window, comprising a window frame connecting arm and a window door connecting arm which are mutually transmitted to be unfolded or stored through a hinge structure, the window door connecting arm comprising a mounting strip, the mounting strip being provided with a first slide groove, the first slide groove being slidably connected with a locking arm, the locking arm comprising a sliding rod slidably arranged in the first slide groove, a positioning plate fixed on the sliding rod and capable of sliding in the window door mounting rail, the sliding rod head being provided with a clamping head to prevent the sliding rod from disengaging from the first slide groove, the positioning plate end being provided with a locking tongue, the window frame connecting arm being provided with a locking hole corresponding to the locking tongue, when the window frame connecting arm and the window door connecting arm are stored, the locking tongue is buckled into the locking hole to lock the window frame connecting arm and the window door connecting arm, the hinge structure comprising a first hinge, a second hinge, a third hinge and a swing hinge, the first hinge and the second hinge being hinged to each other through a fulcrum rivet The hinge has one end, one end of the first hinge being slidably connected to the third hinge, one end of the second hinge being hinged to one end of the third hinge, one end of the swing hinge being hinged to the middle part of the third hinge, and the other end being hinged to the window door connecting arm, and the other end of the third hinge being slidably connected to the window door connecting arm. The characteristic is that the other end of the first hinge is slidably connected to the window frame connecting arm, and the other end of the second hinge is hinged to the middle part of the window frame connecting arm, an adjusting plate is provided on the window frame connecting arm, the adjusting plate coincides with the window frame connecting arm, one end of the adjusting plate is located between the second hinge and the window frame connecting arm, and is respectively hinged to the second hinge end and the middle part of the window frame connecting arm, a connecting nail is provided at the hinge, and the other end of the adjusting plate is connected to the window frame connecting arm through a first eccentric rivet, and a first adjusting groove for installing the connecting nail is provided on the window frame connecting arm, and the first eccentric rivet is rotated to adjust the position of the connecting nail in the first adjusting groove.

[0006] The utility model with the above-mentioned characteristics: by arranging an adjustment plate and a first eccentric rivet on the window frame connecting arm, the first eccentric rivet can adjust the position of the connecting nail in the first adjustment groove when the upper hinge is closed, and then adjust the relative distance between the window sash and the window frame when the window sash is closed, thereby overcoming the problem that the window cannot be completely sealed due to assembly tolerance, improving the sealing of the window, and eliminating the problems of air leakage and water leakage.

[0007] A further configuration of the utility model is that a strip-shaped limiting groove is provided on the window frame connecting arm, the limiting groove is located on the first eccentric rivet side, and a limiting protrusion is provided on one end of the adjustment plate facing the window frame connecting arm, and the limiting protrusion is located in the limiting groove.

[0008] The utility model with the above-mentioned features limits the moving range of the adjustment plate, that is, limits the adjustment spacing of the window sash, by arranging a limiting groove on the window frame connecting arm.

[0009] A further configuration of the utility model is that the adjusting head of the first eccentric rivet is connected to the adjusting plate, and the eccentric shaft of the first eccentric rivet is connected to the window frame connecting arm.

[0010] The utility model with the above features: the adjusting head of the first eccentric rivet is arranged on the adjusting plate, and when the upper hinge is installed on the window frame, the distance between the window sash and the window frame can be adjusted using a hexagonal wrench by unfolding the upper hinge, which is easy to operate.

[0011] A further arrangement of the utility model is: a connecting block is provided between the positioning plate and the sliding rod, the end of the positioning plate without a lock tongue is connected to the connecting block by a fastener, the end of the sliding rod without a clamp is connected to the connecting block by a fastener, a positioning groove extending along the length direction of the locking arm is provided on the side of the connecting block facing the third hinge, the positioning groove is open toward one end of the lock tongue, a second eccentric rivet is provided on the third hinge, the second eccentric rivet is distributed along the front and rear sliding direction of the locking arm, and when the locking arm coincides with the third hinge, the positioning groove slides through the second eccentric rivet.

[0012] The utility model with the above characteristics: different from directly setting a recessed portion at the end of the positioning plate, by setting a connecting block between the positioning plate and the sliding rod, the positioning plate structure is simplified, and the connecting block structure is independent and can be made of a material with higher strength, thereby enhancing the connection strength between the sliding rod and the positioning plate; the positioning groove cooperates with the second eccentric rivet, and during the casement window opening process, the second eccentric rivet presses against the left and right sides of the positioning groove, and the window and door connecting arm will not swing left and right, thereby achieving a smooth window opening effect; after the window sash is fully closed, the second eccentric rivet guides the locking arm.

[0013] A further configuration of the utility model is: a second slide groove is provided on the end face of the mounting strip, a connecting nail which can slide in the second slide groove is provided at the end of the third hinge, a third slide groove is provided on the third hinge, a third connecting nail which can slide in the third slide groove is provided at the end of the second hinge, a fourth slide groove is provided on the window frame connecting arm, and a fourth connecting nail which can slide in the fourth slide groove is provided at the end of the second hinge.

[0014] The utility model with the above-mentioned features: by arranging a fourth slide groove on the window frame connecting arm, when the second hinge is opened or closed, its end moves in the fourth slide groove, so that the window frame connecting arm can be opened and closed at any angle within 0°-90°.

[0015] The utility model is further described in detail below with reference to the accompanying drawings and embodiments. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a front view of an embodiment of the utility model.

[0017] Figure 2 It is a bottom view of an embodiment of the utility model.

[0018] Figure 3The explosion of the window door connecting arm of the utility model embodiment Figure 1 .

[0019] Figure 4 The explosion of the window door connecting arm of the utility model embodiment Figure 2 .

[0020] Figure 5 This is an exploded view of the window frame connecting arm of the embodiment of the utility model. DETAILED DESCRIPTION

[0021] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

[0022] like Figure 1-5 The upper hinge for the thermally-insulated aluminum door and window shown in the figure comprises a window frame connecting arm 1 and a window door connecting arm 2 which are mutually transmitted to be unfolded or retracted through a hinge structure, the window door connecting arm 2 comprises a mounting bar 21, a first slide groove 211 is arranged in the mounting bar 21, a locking arm is slidably connected in the first slide groove 211, the locking arm comprises a sliding rod 22 slidably arranged in the first slide groove 211, a positioning plate 23 fixed on the sliding rod 22 and capable of sliding in the window door mounting rail, the sliding rod 22 The head is provided with a clamping head 24 for preventing the sliding rod 22 from being separated from the first sliding groove 211, and the end of the positioning plate 23 is provided with a locking tongue 231. The window frame connecting arm 1 is provided with a locking block 11 corresponding to the locking tongue 231. The locking block 11 is detachably mounted on the window frame connecting arm 1 through a fastener. The locking block 11 is provided with a locking hole for the locking tongue 231 to extend into. When the window frame connecting arm 1 and the window door connecting arm 2 are stored, the locking tongue 231 is buckled into the locking hole to lock the window frame connecting arm 1 and the window door connecting arm 2. The structure includes a first hinge 3, a second hinge 4, a third hinge 5 and a swing hinge 6. The first hinge 3 and the second hinge 4 are hinged to each other through a fulcrum rivet 7. One end of the first hinge 3 is slidably connected to the third hinge 5, and the other end is slidably connected to the window frame connecting arm 1. The third hinge 5 is provided with a third slide groove 51, and a connecting nail 8 that can slide in the third slide groove 51 is provided at the end of the first hinge 3. A fourth slide groove 12 is provided on the window frame connecting arm 1. A connecting nail 8 that can slide in the fourth slide groove 12 is provided at the end of the first hinge 3. One end of the second hinge 4 is hinged to one end of the third hinge 5, and the other end is hinged to the middle part of the window frame connecting arm 1. One end of the swing hinge 6 is hinged to the middle part of the third hinge 5, and the other end is hinged to the window and door connecting arm 2. The other end of the third hinge 5 is slidably connected to the window and door connecting arm 2. The end surface of the mounting strip 21 is provided with a second slide groove 212, and the end of the third hinge 5 is provided with a connecting nail 8 that can slide in the second slide groove 212.

[0023] A connecting block 25 is provided between the positioning plate 23 and the sliding rod 22, and the end of the positioning plate 23 without a locking tongue 231 is connected to the connecting block 25 by a fastener, and the end of the sliding rod 22 without a clamping head 24 is connected to the connecting block 25 by a fastener. A positioning groove 251 extending along the length direction of the locking arm is provided on the side of the connecting block 25 facing the third hinge 5, and the positioning groove 251 is open toward one end of the locking tongue 231. A second eccentric rivet 9 is provided on the third hinge 5, and the second eccentric rivet 9 is distributed along the front and rear sliding direction of the locking arm. When the locking arm coincides with the third hinge 5, the positioning groove 251 slides through the second eccentric rivet 9.

[0024] An adjusting plate 10 is provided on the window frame connecting arm 1, and the adjusting plate 10 coincides with the window frame connecting arm 1. One end of the adjusting plate 10 is located between the second hinge 4 and the window frame connecting arm 1, and is hinged to the end of the second hinge 4 and the middle part of the window frame connecting arm 1 respectively. A connecting nail 8 is provided at the hinge. The other end of the adjusting plate 10 is connected to the window frame connecting arm 1 through a first eccentric rivet 20. A first adjusting groove 13 for installing the connecting nail 8 is provided on the window frame connecting arm 1. The first eccentric rivet 20 is rotated to adjust the position of the connecting nail 8 in the first adjusting groove 13. A strip limiting groove 14 is provided on the window frame connecting arm 1. The limiting groove 14 is located on the side of the first eccentric rivet 20. A limiting protrusion 101 is provided on one end of the adjusting plate 10 facing the window frame connecting arm 1, and the limiting protrusion 101 is located in the limiting groove 14. The adjusting head 201 of the first eccentric rivet 20 is connected to the adjusting plate 10, and the eccentric shaft 202 of the first eccentric rivet 20 is connected to the window frame connecting arm 1.

[0025] During actual assembly, the window-door connecting arm is installed in the window frame, and the window frame connecting arm is connected to the window sash. After the window sash is closed, there is a gap between the window sash and the window frame. Therefore, by rotating the first eccentric rivet, the position of the connecting nail in the first adjusting groove can be adjusted, which drives the position of the first hinge to change, thereby changing the relative position of the window frame connecting arm to adjust the distance between the window sash and the window frame; after the window is completely closed and stored, the window frame connecting arm, the window-door connecting arm and the hinge structure are all in a storage state parallel to each other, and the positioning groove slides along the second eccentric rivet, which can guide the locking arm, and the locking arm moves backward, so that the lock tongue of the locking arm is buckled into the lock hole, the window is closed, and no one can open the window from outside, thereby ensuring the anti-theft safety of the house.

Claims

1. An upper hinge for a thermally-broken aluminum door and window, comprising a window frame connecting arm and a window door connecting arm which are mutually transmitted to be unfolded or stored through a hinge structure, the window door connecting arm comprising a mounting strip, a first slide groove being arranged in the mounting strip, a locking arm being slidably connected in the first slide groove, the locking arm comprising a sliding rod slidably arranged in the first slide groove, a positioning plate fixed on the sliding rod and slidable in the window door mounting rail, a clamping head being arranged at the head of the sliding rod to prevent the sliding rod from escaping from the first slide groove, a locking tongue being arranged at the end of the positioning plate, a locking hole being arranged at the window frame connecting arm corresponding to the locking tongue, and the window When the frame connecting arm and the window and door connecting arm are stored, the lock tongue is buckled into the lock hole to lock the window frame connecting arm and the window and door connecting arm. The hinge structure includes a first hinge, a second hinge, a third hinge and a swing hinge. The first hinge and the second hinge are hinged to each other through a fulcrum rivet. One end of the first hinge is slidably connected to the third hinge. One end of the second hinge is hinged to one end of the third hinge. One end of the swing hinge is hinged to the middle of the third hinge, and the other end is hinged to the window and door connecting arm. The other end of the third hinge is slidably connected to the window and door connecting arm. The characteristics are: The other end of the first hinge is slidably connected to the window frame connecting arm, and the other end of the second hinge is hinged to the middle part of the window frame connecting arm. An adjustment plate is provided on the window frame connecting arm, and the adjustment plate coincides with the window frame connecting arm. One end of the adjustment plate is located between the second hinge and the window frame connecting arm, and is respectively hinged to the end of the second hinge and the middle part of the window frame connecting arm. A connecting nail is provided at the hinge. The other end of the adjustment plate is connected to the window frame connecting arm through a first eccentric rivet. A first adjusting groove for installing the connecting nail is provided on the window frame connecting arm. The first eccentric rivet is rotated to adjust the position of the connecting nail in the first adjusting groove.

2. The upper hinge for thermally-insulated aluminum doors and windows according to claim 1, characterized in that: The window frame connecting arm is provided with a strip-shaped limiting groove, the limiting groove is located on the first eccentric rivet side, and the end of the adjustment plate facing the window frame connecting arm is provided with a limiting protrusion, and the limiting protrusion is located in the limiting groove.

3. The upper hinge for thermally-insulated aluminum doors and windows according to claim 1, characterized in that: The adjusting head of the first eccentric rivet is connected to the adjusting plate, and the eccentric shaft of the first eccentric rivet is connected to the window frame connecting arm.

4. The upper hinge for thermally-insulated aluminum doors and windows according to claim 1, characterized in that: A connecting block is provided between the positioning plate and the sliding rod, and the end of the positioning plate without a lock tongue is connected to the connecting block by a fastener, and the end of the sliding rod without a clamping head is connected to the connecting block by a fastener. A positioning groove extending along the length direction of the locking arm is provided on the side of the connecting block facing the third hinge, and the positioning groove is open toward one end of the lock tongue. A second eccentric rivet is provided on the third hinge, and the second eccentric rivet is distributed along the forward and backward sliding direction of the locking arm. When the locking arm coincides with the third hinge, the positioning groove slides through the second eccentric rivet.

5. The upper hinge for thermally-insulated aluminum doors and windows according to claim 1 is characterized by: The end surface of the mounting strip is provided with a second slide groove, the end of the third hinge is provided with a connecting nail that can slide in the second slide groove, the third hinge is provided with a third slide groove, the end of the second hinge is provided with a third connecting nail that can slide in the third slide groove, the window frame connecting arm is provided with a fourth slide groove, and the end of the second hinge is provided with a fourth connecting nail that can slide in the fourth slide groove.

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