CN215369308U - Four-connecting-rod high-bearing door and window hinge - Google Patents
Four-connecting-rod high-bearing door and window hinge Download PDFInfo
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- CN215369308U CN215369308U CN202121280627.9U CN202121280627U CN215369308U CN 215369308 U CN215369308 U CN 215369308U CN 202121280627 U CN202121280627 U CN 202121280627U CN 215369308 U CN215369308 U CN 215369308U
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- hinge
- point
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- side wall
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Abstract
The utility model provides a four connecting rod high bearing weight door and window hinge, the one end of first connecting rod articulates on the bottom plate, mark as first pin joint, the other end articulates the end at the trailing arm, mark as the second pin joint, the one end of second connecting rod articulates the right side at first pin joint, mark as third pin joint, the other end articulates the upside that is close to the second pin joint, mark as the fourth pin joint, the one end of third connecting rod articulates the right side that is close to the third pin joint, mark as the fifth pin joint, the other end articulates on one end of fourth connecting rod, the other end of fourth connecting rod articulates the upside at the fourth pin joint, when strutting relatively between bottom plate and the trailing arm, third pin joint department lateral wall top of second connecting rod leans on the lateral wall at the fifth pin joint department of third connecting rod, the lateral wall top of the fourth pin joint department lateral wall of second connecting rod leans on the lateral wall at the second pin joint department of first connecting rod. The door and window hinge adopts a four-bar structure, and the abutting relationship between the connecting bars is increased, so that the structural stability and the bearing capacity of the door and window hinge are improved.
Description
Technical Field
The utility model relates to the technical field of door and window hinges, in particular to a four-connecting-rod high-bearing door and window hinge.
Background
In the door and window industry, a window sash is generally fixed on a window frame section by a door and window hinge, and the opening and closing of the window sash are realized by a connecting rod mechanism of the door and window hinge. The door and window hinges existing in the existing market comprise hidden hinges, three-connecting-rod sliding support type hinges, four-connecting-rod sliding support type hinges and the like, and can realize fixed installation of window sashes.
The existing door and window hinge generally comprises a support arm, a bottom plate and a connecting rod mechanism, wherein the support arm, the bottom plate and the connecting rod mechanism are hinged, and the support arm and a bottom groove are opened and closed through the combined action of the connecting rod mechanism. At present, the arrangement of the link mechanism forms a fixed thought, so that the arrangement of the link mechanism is limited, and the bearing capacity of the door and window hinge cannot be further improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a four-connecting-rod high-bearing door and window hinge which adopts a four-connecting-rod structure, increases the abutting relation among connecting rods, improves the bearing capacity, and has the characteristics of high structural stability and strong bearing capacity.
In order to achieve the purpose, the utility model provides the following technical scheme:
a four-connecting-rod high-bearing-weight door and window hinge comprises a bottom plate, a supporting arm, a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein one end of the first connecting rod is hinged to the bottom plate and marked as a first hinge point, the other end of the first connecting rod is hinged to the tail end of the supporting arm and marked as a second hinge point, one end of the second connecting rod is hinged to the bottom plate and positioned on the right side of the first hinge point and marked as a third hinge point, the other end of the second connecting rod is hinged to the supporting arm and positioned on the upper side of the second hinge point and marked as a fourth hinge point, one end of the third connecting rod is hinged to the bottom plate and positioned on the right side of the third hinge point and marked as a fifth hinge point, the other end of the fourth connecting rod is hinged to one end of the fourth connecting rod, the other end of the fourth connecting rod is hinged to the supporting arm and positioned on the upper side of the fourth hinge point, and the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod jointly act to enable the bottom plate and the supporting arm to be relatively opened and closed, when the bottom plate and the support arm are relatively opened, the side wall at the third hinge joint point of the second connecting rod abuts against the side wall at the fifth hinge joint point of the third connecting rod and is marked as a first abutting point, and the side wall at the fourth hinge joint point of the second connecting rod abuts against the side wall at the second hinge joint point of the first connecting rod and is marked as a second abutting point.
As a further improvement of the utility model, the side wall of the second connecting rod at the first abutting point is set to be a tangent plane attached to the side wall of the third connecting rod; the side wall of the first connecting rod at the second abutting point is set to be a tangent plane which is attached to the side wall of the second connecting rod.
As a further improvement of the utility model, the connecting lines among the first hinge point, the third hinge point and the fifth hinge point form a triangular position structure.
As a further improvement of the utility model, the outer side wall of the fourth connecting rod is provided with a downward bent supporting rib, and when the bottom plate and the bracket arm are relatively folded, the supporting rib is positioned on the bottom plate.
As a further improvement of the utility model, the device also comprises an adjusting block and an eccentric screw, wherein one end of the adjusting block is hinged on the bottom plate, and the other end of the adjusting block can be movably connected on the bottom plate up and down through the eccentric screw.
As a further improvement of the utility model, the bottom plate is also provided with a non-metal cushion block, and the first hinge point, the third hinge point and the fifth hinge point are all arranged on the non-metal cushion block.
As a further improvement of the utility model, the bottom of the bottom plate is provided with a fastening buckle sheet through a screw, and the fastening buckle sheet can be rotated by screwing the screw.
The utility model has the beneficial effects that: the door and window hinge adopts a four-bar structure, and sets a first top leaning point and a second top leaning point on the second connecting bar, and through the setting of the first top leaning point and the second top leaning point, when the door and window hinge is opened, the second connecting bar is respectively leaned on the first connecting bar and the third connecting bar, so that the first connecting bar, the second connecting bar and the third connecting bar are connected to support the balance stress each other, the mechanical structure of the door and window hinge is changed therewith, and the structural strength and the bearing capacity of the door and window hinge are greatly enhanced. In addition, first top is leaned on the point and the second top is leaned on the point and is also regarded as spacing protection, and the range of strutting to door and window hinge carries on spacingly, prevents to open door and window hinge time hard too violently to door and window hinge damage.
Drawings
FIG. 1 is a perspective view of the present invention;
FIG. 2 is a schematic front view of the present invention;
FIG. 3 is a schematic rear view of the present invention;
description of the labeling: 1-bottom plate, 11-first hinge point, 12-second hinge point, 13-third hinge point, 14-fourth hinge point, 15-fifth hinge point, 16-first abutting point, 17-second abutting point, 2-bracket arm, 3-first connecting rod, 4-second connecting rod, 5-third connecting rod, 6-fourth connecting rod, 61-supporting rib, 7-adjusting block, 71-eccentric screw, 8-nonmetal cushion block and 9-fastening buckle piece.
Detailed Description
The utility model is further described with reference to the following specific embodiments and the accompanying drawings.
As shown in fig. 1-3, a four-bar high-load-bearing door and window hinge includes a base plate 1, a bracket 2, a first bar 3, a second bar 4, a third bar 5, and a fourth bar 6.
One end of the first link 3 is hinged to the base plate 1 and is denoted as a first hinge point 11, and the other end is hinged to the end of the bracket arm 2 and is denoted as a second hinge point 12. One end of the second connecting rod 4 is hinged to the bottom plate 1 and located at the right side of the first hinge point 11, and is denoted as a third hinge point 13, and the other end is hinged to the bracket arm 2 and is adjacent to the upper side of the second hinge point 12, and is denoted as a fourth hinge point 14. One end of the third connecting rod 5 is hinged to the bottom plate 1 and is adjacent to the right side of the third hinge point 13, which is marked as a fifth hinge point 15, the other end of the third connecting rod is hinged to one end of the fourth connecting rod 6, and the other end of the fourth connecting rod 6 is hinged to the supporting arm 2 and is located on the upper side of the fourth hinge point 14.
The first connecting rod 3, the second connecting rod 4, the third connecting rod 5 and the fourth connecting rod 6 jointly act to enable the bottom plate 1 and the support arm 2 to be relatively opened and closed, when the bottom plate 1 and the support arm 2 are relatively opened, a side wall at a third hinge joint point 13 of the second connecting rod 4 abuts against a side wall at a fifth hinge joint point 15 of the third connecting rod 5 and is marked as a first abutting point 16, and a side wall at a fourth hinge joint point 14 of the second connecting rod 4 abuts against a side wall at a second hinge joint point 12 of the first connecting rod 3 and is marked as a second abutting point 17.
Through the arrangement of the first abutting point 16 and the second abutting point 17, the second connecting rod 4 abuts against the first connecting rod 3 and the third connecting rod 5 respectively when the door and window hinge is unfolded, so that the first connecting rod 3, the second connecting rod 4 and the third connecting rod 5 are connected to support each other to balance stress, the mechanical structure of the door and window hinge is changed along with the stress, and the structural strength and the bearing capacity of the door and window hinge are greatly enhanced. In addition, first top point 16 and second top point 17 also regard as spacing protection, and it is spacing to the range of strutting of door and window hinge, prevent to open door and window hinge when hard too hard and damage door and window hinge.
Further, the side wall of the second connecting rod 4 at the first abutting point 16 is set to be a tangent plane attached to the side wall of the third connecting rod 5; the side wall of the first connecting rod 3 at the second abutting point 17 is set to be a tangent plane jointed with the side wall of the second connecting rod 4. The second connecting rod 4 is respectively in effective contact with the first connecting rod 3 and the third connecting rod 5 through the arrangement of the tangent plane, and an effective stress point is formed.
Further, the line between first pin joint 11, third pin joint 13 and the fifth pin joint 15 three forms stable triangle-shaped position structure, is favorable to improving the structural stability of door and window hinge, has further strengthened the bearing capacity of door and window hinge.
Furthermore, the outer side wall of the fourth connecting rod 6 is provided with a downward bent supporting rib 61, when the bottom plate 1 and the bracket 2 are relatively folded, the supporting rib 61 is positioned on the bottom plate 1, and the fourth connecting rod 6 has a supporting point on the bottom plate 1 through the arrangement of the supporting rib 61, so that the fourth connecting rod 6 can be prevented from sinking and deforming to influence the normal use of the door and window hinge.
Furthermore, the adjustable base plate further comprises an adjusting block 7 and an eccentric screw 71, wherein one end of the adjusting block 7 is hinged to the base plate 1, and the other end of the adjusting block 7 can be movably connected to the base plate 1 up and down through the eccentric screw 71. By screwing the eccentric screw 71, the adjusting block 7 can rotate along the hinged point in a small range, and the installation position of the door and window hinge on the door and window section bar can be adjusted in a small range.
Further, still be equipped with non-metallic cushion 8 on the bottom plate 1, non-metallic cushion 8 is the cushion of smooth plastics material preferably. First pin joint 11, third pin joint 13 and fifth pin joint 15 all set up on non-metallic cushion 8. Through the setting of non-metallic cushion 8, fold or the in-process that struts at the door and window hinge, frictional force and noise between reducible connecting rod and the bottom plate 1 improve and open and shut the smoothness nature, simultaneously, non-metallic cushion 8 plays the supporting role to the connecting rod, can prevent that the connecting rod from sinking because of the atress, further improves the bearing capacity of door and window hinge.
Further, the bottom of the bottom plate 1 is provided with a fastening buckle piece 9 through a screw, and the fastening buckle piece 9 can be rotated by screwing the screw. The door and window hinge is buckled on the door and window section bar through the fastening buckle piece 9, so that the door and window hinge is installed, and the operation is simple and convenient.
The embodiments are only for convenience of illustration and are not to be construed as limiting the utility model in any way, and persons skilled in the art can make equivalent embodiments to the technical features of the utility model by utilizing the technical contents disclosed in the utility model without departing from the technical features of the utility model.
Claims (7)
1. The utility model provides a four connecting rod high bearing door and window hinge, includes bottom plate and trailing arm, its characterized in that: the hinge structure comprises a base plate, a first connecting rod, a second connecting rod, a third connecting rod and a fourth connecting rod, wherein one end of the first connecting rod is hinged on the base plate and is marked as a first hinge point, the other end of the first connecting rod is hinged at the tail end of a supporting arm and is marked as a second hinge point, one end of the second connecting rod is hinged on the base plate and is positioned at the right side of the first hinge point and is marked as a third hinge point, the other end of the second connecting rod is hinged on the supporting arm and is adjacent to the upper side of the second hinge point and is marked as a fourth hinge point, one end of the third connecting rod is hinged on the base plate and is adjacent to the right side of the third hinge point and is marked as a fifth hinge point, the other end of the fourth connecting rod is hinged on the supporting arm and is positioned at the upper side of the fourth hinge point, the combined action among the first connecting rod, the second connecting rod, the third connecting rod and the fourth connecting rod enables the base plate and the supporting arm to be relatively unfolded and folded, and when the base plate and the supporting arm are relatively unfolded, and the side wall at the third hinge joint of the second connecting rod is abutted against the side wall at the fifth hinge joint of the third connecting rod and is marked as a first abutting point, and the side wall at the fourth hinge joint of the second connecting rod is abutted against the side wall at the second hinge joint of the first connecting rod and is marked as a second abutting point.
2. The four-bar high load bearing window and door hinge of claim 1, wherein: the side wall of the second connecting rod at the first abutting point is set to be a tangent plane which is attached to the side wall of the third connecting rod; the side wall of the first connecting rod at the second abutting point is set to be a tangent plane which is attached to the side wall of the second connecting rod.
3. The four-bar high load bearing window and door hinge of claim 1, wherein: and the connecting lines among the first hinge point, the third hinge point and the fifth hinge point form a triangular position structure.
4. The four-bar high load bearing window and door hinge of claim 1, wherein: and the outer side wall of the fourth connecting rod is provided with a downward bent supporting rib, and when the bottom plate and the support arm are relatively folded, the supporting rib is positioned on the bottom plate.
5. The four-bar high load bearing window and door hinge of claim 1, wherein: the adjustable clamp is characterized by further comprising an adjusting block and an eccentric screw, wherein one end of the adjusting block is hinged to the bottom plate, and the other end of the adjusting block is movably connected to the bottom plate up and down through the eccentric screw.
6. The four-bar high load bearing window and door hinge of claim 1, wherein: still be equipped with non-metallic cushion on the bottom plate, first pin joint, third pin joint point and fifth pin joint all set up on non-metallic cushion.
7. The four-bar high load bearing window and door hinge of claim 1, wherein: the bottom of the bottom plate is provided with a fastening buckle piece through a screw, and the screw is screwed to enable the fastening buckle piece to rotate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121280627.9U CN215369308U (en) | 2021-06-08 | 2021-06-08 | Four-connecting-rod high-bearing door and window hinge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121280627.9U CN215369308U (en) | 2021-06-08 | 2021-06-08 | Four-connecting-rod high-bearing door and window hinge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215369308U true CN215369308U (en) | 2021-12-31 |
Family
ID=79633920
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121280627.9U Active CN215369308U (en) | 2021-06-08 | 2021-06-08 | Four-connecting-rod high-bearing door and window hinge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215369308U (en) |
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2021
- 2021-06-08 CN CN202121280627.9U patent/CN215369308U/en active Active
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