CN213297573U

CN213297573U - Hinge for casement window

Info

Publication number: CN213297573U
Application number: CN202021240032.6U
Authority: CN
Inventors: 熊员平
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-30
Filing date: 2020-06-30
Publication date: 2021-05-28
Anticipated expiration: 2030-06-30

Abstract

The utility model discloses a casement window hinge, including hinge seat, long cantilever, short cantilever and trailing arm, the trailing arm is bent and is sunk and shaped and has cantilever hinge section, the one end of short cantilever is articulated to be installed in the hinge seat, the tip of long cantilever and short cantilever is articulated side by side and is installed in the bottom of cantilever hinge section, the one end that short cantilever and cantilever hinge section are articulated to be connected is crooked along the length direction of trailing arm and is extended, the one end that long cantilever and cantilever hinge section are articulated to be connected has the circular arc wall, correspond the protruding butt lug that is in contact with the circular arc wall of being equipped with of circular arc wall on the tip of short cantilever; the supporting effect to the trailing arm can be strengthened to the crooked extension of the length direction of trailing arm along the one end of its short cantilever and the articulated section of cantilever of being connected, and the bottom counterbalance contact in the articulated section of cantilever between the tip of short cantilever and long cantilever for the support intensity to the trailing arm can strengthen when the unsettled expansion of short cantilever and long cantilever, and the bearing capacity and the support intensity of whole hinge are higher, more can satisfy heavier casement installation needs.

Description

Hinge for casement window

Technical Field

The utility model belongs to the technical field of door and window accessory, concretely relates to support the hinge in order to prevent that the casement from flagging in window frame and to the casement when the casement is opened with the casement is articulated.

Background

The existing casement window sliding support, namely a hinge, generally comprises a sliding rail, a sliding block, a long cantilever, a short cantilever, an inclined cantilever and a supporting arm, wherein the sliding block is slidably connected and installed on the sliding rail; when the window sash is opened, the long cantilever, the short cantilever and the inclined cantilever are unfolded and support the window sash through the support arm. When the bracket arm of the sliding support of the casement window with the existing structure supports the window sash, the bracket arm is completely supported by the long cantilever and the short cantilever which are in a suspended state, under the condition that the window sash is heavier, the long cantilever and the short cantilever are limited by self bearing capacity and are easy to bend and deform, so that the window sash is caused to droop, and the bearing capacity and the supporting strength of the sliding support are remained to be improved.

Disclosure of Invention

The utility model aims at providing a bearing capacity and support intensity are higher, more can satisfy the flat-open window hinge of heavier casement installation needs to the not enough of prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a casement window hinge comprises a hinge seat arranged on a window frame, a long cantilever with one end hinged to the hinge seat, a short cantilever arranged on the hinge seat and a support arm hinged to the long cantilever and the short cantilever, wherein the support arm is bent and sunk to form a cantilever hinge section; the end of the short cantilever hinged with the cantilever hinged section is bent and extended along the length direction of the supporting arm to strengthen the supporting effect on the supporting arm, and the end parts of the short cantilever and the long cantilever are in butt contact at the bottom of the cantilever hinged section, so that the supporting strength of the supporting arm when the short cantilever and the long cantilever are unfolded in a suspended mode is enhanced, the bearing capacity and the supporting strength of the whole hinge are higher, and the installation requirement of a heavier window sash can be met; and the setting of circular arc wall does not influence the hinge and folds and pack up, and the butt lug can slide along the circular arc wall when the hinge is folded and packs up.

Furthermore, a first wavy arc wall in smooth transition connection with the arc wall is arranged on the side wall of the long cantilever facing the short cantilever, and a second wavy arc wall is correspondingly arranged on the side wall of the short cantilever facing the long cantilever; when the long cantilever and the short cantilever are folded and folded, the second wavy cambered surface wall can be seamlessly matched and spliced with the first wavy cambered surface wall, and the long cantilever and the short cantilever can be more conveniently folded and folded with the hinge seat and the support arm after being spliced.

Furthermore, a sash frame fixing arm and a side block fixing arm are respectively formed at two ends of the bracket arm positioned at the cantilever hinged section, the cantilever hinged section is respectively hinged with the end parts of the long cantilever and the short cantilever through pins, window sash frame mounting holes are distributed on the sash frame fixing arm, a bottom frame of a window sash is fixedly mounted on the sash frame fixing arm by penetrating through the window sash frame mounting holes through screws, side block fastening holes are arranged on the side block fixing arm, side connecting blocks are fixedly mounted on the side block fastening holes, the side connecting block is provided with a first screw hole which is longitudinally communicated with a corresponding side block fastening hole, a fastening bolt penetrates through the first screw hole to be connected with the side block fastening hole to fasten and install the side connecting block on the side block fixing arm, two sides of the side connecting block, which are located in the first screw hole, are provided with second screw holes parallel to the support arm in a communicated manner, the second screw holes are in threaded connection with fastening screws, and the fastening screws penetrate through the second screw holes to be connected with a side frame of the window sash frame to fasten and install the side frame of the window sash on the side connecting block.

Furthermore, the free end edge part of the side block fixing arm is provided with a positioning groove, the end part of the hinge seat is provided with a positioning column which is matched with the positioning groove in a clamping and fixing mode and protrudes upwards corresponding to the positioning groove, when the hinge is folded and the window sash is closed, the side block fixing arm can be fixedly positioned on the positioning column of the hinge seat through the positioning groove, and the window sash is closed more firmly.

Furthermore, a fastening installation wall is integrally formed on the hinge seat in a stamping and sinking mode, a hinge seat installation hole is formed in the fastening installation wall, and the hinge seat can penetrate through the hinge seat installation hole through a screw to be connected to the window frame to achieve fastening installation on the window frame. The two ends of the hinge seat are provided with clamping and fixing pieces through adjusting nails, the clamping and fixing pieces are arranged at the bottom of the hinge seat, the adjusting nails penetrate through the hinge seat and are connected with the clamping and fixing pieces, the adjusting nails can drive the clamping and fixing pieces to rotate synchronously, the clamping and fixing pieces comprise fixing walls connected with the adjusting nails and clamping pin walls fixedly connected with the side grooves of the window frame, the clamping pin walls are bent and sunken relative to the fixing walls and are formed at the two ends of the fixing walls, and the adjusting nails are rotated to enable the clamping pin walls to be screwed into the side grooves of the window frame in a clamping mode, so that the hinge seat can be further and firmly installed on the window.

The utility model discloses following beneficial effect has:

the utility model relates to a casement window hinge, the one end that its short cantilever is connected with the articulated section of cantilever is along the crooked extension of length direction bending of trailing arm can strengthen the supporting role to the trailing arm, and the butt contact in the bottom of the articulated section of cantilever between the tip of short cantilever and long cantilever, make the support intensity to the trailing arm when short cantilever and long cantilever unsettled expand can strengthen, the bearing capacity and the support intensity of whole hinge are higher, the wind resistance ability is stronger, can meet heavier casement installation needs even more; under the condition of thickening short cantilever and long cantilever, the whole supporting strength of hinge can be higher.

Drawings

Fig. 1 is a schematic view of the unfolded state of the casement window hinge of the present invention;

fig. 2 is an explosion structure diagram of the hinge of the casement window of the present invention.

In the figure: 1. a hinge mount; 2. a gasket; 3. a long cantilever; 4. a short cantilever; 5. a bracket arm; 6. a side connecting block; 7. a positioning column; 11. fastening the mounting wall; 12. a hinge mount mounting hole; 13. adjusting the nail; 14. clamping and fixing the sheet; 15. a fixed connection wall; 16. a clip wall; 31. a circular arc wall; 32. a first wavy cambered surface wall; 41. abutting the bump; 42. a second wavy cambered wall; 51. a cantilever hinge section; 52. a fan frame fixing arm; 53. a lateral mass fixed arm; 54. a pin; 55. a window sash frame mounting hole; 56. a side block fastening hole; 57. positioning a groove; 61. a first screw hole; 62. fastening a bolt; 63. a second screw hole; 64. and (5) fastening the screw.

Detailed Description

The invention will be further described with reference to the accompanying drawings and specific embodiments so as to more clearly understand the technical idea claimed in the invention.

As shown in fig. 1-2, the present invention relates to a casement window hinge, which comprises a hinge base 1 installed on a window frame, a long cantilever 3 with one end hinged to the hinge base 1, a short cantilever 4 installed on the hinge base 1, and a bracket 5 hinged to the long cantilever 3 and the short cantilever 4, wherein the hinge base 1 is integrally stamped and sunk to form a fastening installation wall 11, the fastening installation wall 11 is provided with a hinge base installation hole 12, the hinge base 1 can be connected to the window frame through the hinge base installation hole 12 by a screw to realize fastening installation to the window frame, two ends of the hinge base 1 are provided with a fastening piece 14 through an adjusting screw 13, the fastening piece 14 is arranged at the bottom of the hinge base 1, the adjusting screw 13 passes through the hinge base 1 to be connected with a fastening piece 14, the adjusting screw 13 can drive the fastening piece 14 to rotate synchronously, the fastening piece 14 comprises a fastening wall 15 connected with the adjusting screw 13 and a fastening wall 16 fastened with a side groove of the window frame, the clamping leg walls 16 are bent and sunk relative to the fixed connection wall 15 to be formed at two ends of the fixed connection wall 15, and the adjusting nails 13 are rotated to enable the clamping leg walls 16 to be screwed and clamped in the side grooves of the window frame, so that the hinge base 1 can be further and firmly installed on the window frame. A supporting arm 5 is bent and sunk to form a cantilever hinged section 51, one end of a short cantilever 4 is hinged and installed on a hinge seat 1, one end of the short cantilever 4, which is hinged and connected with the hinge seat 1, is positioned between the short cantilever 4 and the hinge seat 1, a gasket 2 can be further installed and arranged to heighten the short cantilever 4, the other ends of the long cantilever 3 and the short cantilever 4 are hinged and installed at the bottom of the cantilever hinged section 51 side by side, one end of the short cantilever 4, which is hinged and connected with the cantilever hinged section 51, is bent and extended along the length direction of the supporting arm 5, one end of the long cantilever 3, which is hinged and connected with the cantilever hinged section 51, is provided with a circular arc wall 31, a butting convex block 41, which is contacted with the circular arc wall 31, is convexly arranged on the end part of the short cantilever 4, which is hinged and connected with the cantilever hinged section 51, is bent and extended along the length direction of the supporting arm 5 to strengthen the supporting function on the supporting arm 5, and the bottom of the cantilever hinged, the supporting strength of the supporting arm 5 when the short cantilever 4 and the long cantilever 3 are suspended and unfolded is enhanced, the bearing capacity and the supporting strength of the whole hinge are higher, the wind resistance is stronger, the installation requirement of a heavier window sash can be met, and the integral supporting strength of the hinge is higher under the condition that the short cantilever 4 and the long cantilever 3 are thickened; the arrangement of the arc wall 31 does not affect the folding and the folding of the hinge, and the abutting convex block 41 can slide along the arc wall 31 when the hinge is folded and folded.

A first wavy arc surface wall 32 in smooth transition connection with the arc wall 31 is arranged on the side wall of the long cantilever 3 facing the short cantilever 4, and a second wavy arc surface wall 42 is correspondingly arranged on the side wall of the short cantilever 4 facing the long cantilever 3; when the long cantilever 3 and the short cantilever 4 are folded and folded, the second wavy arc wall 42 can be seamlessly matched and spliced with the first wavy arc wall 32, so that the long cantilever 3 and the short cantilever 4 can be more conveniently spliced and then overlapped with the hinge seat 1 and the support arm 5 to be folded when the hinge is folded and folded.

A sash frame fixing arm 52 and a side block fixing arm 53 are respectively formed at two ends of the cantilever hinged section 51 of the supporting arm 5, the cantilever hinged section 51 is respectively hinged with the ends of the long cantilever 3 and the short cantilever 4 through pins 54, sash frame mounting holes 55 are distributed on the sash frame fixing arm 52, a bottom frame of a sash is fixedly mounted on the sash frame fixing arm 52 by passing screws through the sash frame mounting holes 55, a side block fastening hole 56 is formed on the side block fixing arm 53, a side connecting block 6 is fixedly mounted on the side block fastening hole 56, a first screw hole 61 is longitudinally arranged on the side connecting block 6 corresponding to the side block fastening hole 56, a fastening bolt 62 passes through the first screw hole 61 and is connected with the side block fastening hole 56 to fixedly mount the side connecting block 6 on the side block fixing arm 53, second screw holes 63 parallel to the supporting arm 5 are arranged on two sides of the first screw hole 61 on the side connecting block 6 in a penetrating manner, fastening screws 64 are connected on the second screw holes, the fastening screw 64 passes through the second screw hole 63 to be connected with the side frame of the sash frame, so that the side frame of the sash is fixedly mounted on the side connecting block 6. In addition, the free end edge part of the side block fixing arm 53 is provided with a positioning groove 57, the end part of the hinge base 1 is provided with a positioning column 7 which is matched with the positioning groove 57 in a clamping and fixing mode and protrudes upwards corresponding to the positioning groove 57, when the hinge is folded and the window sash is closed, the side block fixing arm 53 can be fixedly positioned on the positioning column 7 of the hinge base 1 through the positioning groove 57, and the window sash is closed more firmly.

Various other changes and modifications may be made by those skilled in the art based on the above-described technical solutions and concepts, and all such changes and modifications should fall within the scope of the present invention.

Claims

1. The utility model provides a flat-open window hinge, is including installing hinge seat (1), the articulated long cantilever (3) of installing in this hinge seat (1) of window frame, installing in short cantilever (4) of this hinge seat (1) and articulated trailing arm (5) of installing in this long cantilever (3) and this short cantilever (4), its characterized in that: the utility model discloses a hinge seat, including the articulated section of cantilever (51), the articulated section of cantilever (51) of the shaping of sinking is bent to trailing arm (5), the one end of short cantilever (4) is articulated install in hinge seat (1), long cantilever (3) with the other end of short cantilever (4) is articulated side by side install in the bottom of the articulated section of cantilever (51), short cantilever (4) with the articulated one end of connecting of articulated section of cantilever (51) is followed the crooked extension of length direction of trailing arm (5), long cantilever (3) with the articulated one end of connecting of articulated section of cantilever (51) has arc wall (31), correspond on the tip of short cantilever (4) arc wall (31) protruding be equipped with butt lug (41) of arc wall (31) contact.

2. The casement window hinge as recited in claim 1, wherein: a first wavy arc surface wall (32) in smooth transition connection with the arc wall (31) is arranged on the side wall of the long cantilever (3) facing the short cantilever (4), and a second wavy arc surface wall (42) is correspondingly arranged on the side wall of the short cantilever (4) facing the long cantilever (3); when the long cantilever (3) and the short cantilever (4) are folded, the second wavy cambered wall (42) can be seamlessly matched and spliced with the first wavy cambered wall (32).

3. The casement window hinge as recited in claim 1, wherein: the bracket arm (5) is located at two ends of the cantilever hinged section (51) and is respectively provided with a fan-frame fixing arm (52) and a side block fixing arm (53), the cantilever hinged section (51) is hinged and connected with the end parts of the long cantilever (3) and the short cantilever (4) through a pin (54), window fan-frame mounting holes (55) are distributed in the fan-frame fixing arm (52), a side block fastening hole (56) is formed in the side block fixing arm (53), and a side connecting block (6) is fixedly installed on the side block fastening hole (56).

4. A casement window hinge as recited in claim 3, wherein: the side connecting block (6) is longitudinally provided with a first screw hole (61) corresponding to the side block fastening hole (56) in a penetrating mode, a fastening bolt (62) penetrates through the first screw hole (61) to be connected to the side block fastening hole (56) to fasten the side connecting block (6) on the side block fixing arm (53), second screw holes (63) parallel to the support arm (5) are arranged on two sides, located on the first screw hole (61), of the side connecting block (6) in a penetrating mode, and fastening screws (64) are connected to the second screw holes (63) in a threaded mode.

5. A casement window hinge as recited in claim 3, wherein: the free end edge part of the side block fixing arm (53) is provided with a positioning groove (57), and the end part of the hinge seat (1) is provided with a positioning column (7) which is matched with the positioning groove (57) to be clamped and fixed, and protrudes upwards corresponding to the positioning groove (57).

6. The casement window hinge as recited in claim 1, wherein: the hinge base (1) is integrally stamped and sunk to form a fastening installation wall (11), and a hinge base installation hole (12) is formed in the fastening installation wall (11).

7. The casement window hinge as recited in claim 1, wherein: the two ends of the hinge seat (1) are provided with clamping and fixing pieces (14) through adjusting nails (13), the clamping and fixing pieces (14) are arranged at the bottom of the hinge seat (1), the adjusting nails (13) penetrate through the hinge seat (1) to be connected with the clamping and fixing pieces (14), and the adjusting nails (13) can drive the clamping and fixing pieces (14) to rotate synchronously.

8. The casement window hinge according to claim 7, wherein: the clamping and fixing piece (14) comprises a fixed connecting wall (15) connected with the adjusting nail (13) and a clamping pin wall (16) fixedly connected with the side groove of the window frame in a clamping manner, and the clamping pin wall (16) is bent relative to the fixed connecting wall (15) and sinks to be formed at two ends of the fixed connecting wall (15).

9. The casement window hinge as recited in claim 1, wherein: the short cantilever (4) and one end hinged with the hinge seat (1) are positioned between the short cantilever (4) and the hinge seat (1) and are provided with a gasket (2).