CN216341563U

CN216341563U - Back-pull hinge suitable for heavy door and window

Info

Publication number: CN216341563U
Application number: CN202122802791.8U
Authority: CN
Inventors: 李桂文; 林福生; 董崇松; 李翠林; 吕华
Original assignee: Guangdong Saridi Technology Co ltd
Current assignee: Guangdong Saridi Technology Co ltd
Priority date: 2021-11-16
Filing date: 2021-11-16
Publication date: 2022-04-19
Anticipated expiration: 2031-11-16

Abstract

The utility model provides a back-pull hinge suitable for heavy doors and windows, which belongs to the field of hardware accessories and comprises a window frame connecting frame, a window sash connecting frame, a first connecting rod, a second connecting rod and a bearing connecting rod, wherein one end of the first connecting rod is installed on the window frame connecting frame, and the other end of the first connecting rod is installed on the window sash connecting frame; the upper surface and the lower surface of the window frame connecting frame are respectively provided with a first structural gasket and a second structural gasket, one end of a second connecting rod is rotatably arranged on the first structural gasket through a first connecting rivet, and the other end of the second connecting rod is rotatably connected to the first connecting rod; one end of the bearing connecting rod is mounted on the first structural gasket through a second connecting rivet, the two connecting rivets penetrate through the first structural gasket, the window frame connecting frame and the second structural gasket, the other end of the bearing connecting rod is rotatably connected to the window sash connecting frame, and the bearing capacity of the hinge is improved through the clamping, matching and fixing of the connecting rivets of the structural gaskets.

Description

Back-pull hinge suitable for heavy door and window

Technical Field

The utility model belongs to the field of door and window hardware accessories, and particularly relates to a back-pull hinge suitable for heavy doors and windows.

Background

The existing hinge for doors and windows usually comprises a mounting plate, a long supporting arm, a short supporting arm, a window mounting arm, a sliding block and other parts which are hinged with each other, and the hinge for doors and windows is simple in structure and convenient to mount. However, the existing hinge for doors and windows has insufficient bearing capacity, is difficult to bear heavy doors and windows, and not only influences the use, but also even forms safety accidents.

SUMMERY OF THE UTILITY MODEL

Based on the problems in the prior art, the utility model provides a back-pull hinge applicable to heavy doors and windows, which comprises a window frame connecting frame, a window sash connecting frame, a first connecting rod, a second connecting rod and a bearing connecting rod, wherein the window frame connecting frame is fixedly arranged on a window frame, a sliding groove is formed in the window frame connecting frame, one end of the first connecting rod can be simultaneously rotatably and slidably arranged in the sliding groove through a rotating shaft, and the other end of the first connecting rod is rotatably arranged on the window sash connecting frame; the upper surface of the window frame connecting frame at one side of the sliding groove is provided with a first structural gasket, one end of the second connecting rod is rotatably arranged on the first structural gasket through a first connecting rivet, the first connecting rivet penetrates through the first structural gasket and the window frame connecting frame, and the other end of the second connecting rod is rotatably connected to the first connecting rod; one end of the bearing connecting rod is rotatably installed on the first structural gasket through a second connecting rivet, the second connecting rivet penetrates through the first structural gasket and the window frame connecting frame, and the other end of the bearing connecting rod is rotatably connected to the window sash connecting frame.

The lower surface of the corresponding position of the first structure gasket of the window frame connecting frame is provided with a second structure gasket, the first structure gasket and the second structure gasket are fixedly connected onto the window frame connecting frame through a third connecting rivet, the first connecting rivet and the second connecting rivet sequentially penetrate through the first structure gasket, the window frame connecting frame and the second structure gasket, and the third connecting rivet is located between the first connecting rivet and the second connecting rivet.

The first connecting rod and the bearing connecting rod are provided with arch structure reinforcing parts, and when the arch bears the weight, the arch structure reinforcing parts can transmit the pressure downwards and outwards to the adjacent parts, namely, the pressure can generate an outwards pushing force to disperse the borne gravity, so that the hinge can bear larger gravity.

Wherein, the window frame link have first gleitbretter at the last surface mounting who corresponds spout department, the lower surface mounting has the second gleitbretter, and the width of first gleitbretter and second gleitbretter is greater than the width of spout, the one end of first connecting rod be provided with the pivot rivet, pivot rivet from the top down pass first connecting rod, first gleitbretter, spout and second gleitbretter in proper order, first connecting rod through the cooperation of first gleitbretter, second gleitbretter and pivot rivet to can rotate simultaneously and install in the spout with gliding mode.

The lower surface of the window frame connecting frame is provided with a plurality of edge folding rotary clamping pieces, the edge folding rotary clamping pieces are rotatably arranged on the window frame connecting frame, and one edge folding rotary clamping piece is connected to the window frame connecting frame through a third connecting rivet; the hem revolves the fastener and is a rectangle, the corner on one of them diagonal of rectangle is the fillet, the corner on another diagonal is the right angle and this right angle department upwards bends and forms concave position connecting portion, the hem revolves setting up of fastener and enables the hinge and be applicable to the window frame section bar of different specifications, can play the effect with the hinge on the fastening is on the window frame.

The end part of one end of the sliding groove arranged on the window frame connecting frame is bent downwards to form a limiting part, and the limiting part ensures that the hinge cannot swing left and right when installed on the window frame, so that the positioning effect is achieved.

The utility model has the beneficial effects that:

1. be provided with first structure gasket and second structure gasket on the window frame link, and form centre gripping load-bearing structure through the fixed window frame link of third connection rivet with the form fastening of centre gripping with two structure gaskets, pass through fix with second connecting rod and bearing connecting rod through rivet to centre gripping load-bearing structure again, for the traditional mode that only by rivet bearing, the technical scheme that this patent application recorded can be with the weight dispersion that the hinge bore to whole centre gripping load-bearing structure, bear weight with the area of monoblock structure gasket, the lifting surface area increases, the pressure drop reduces, make the hinge can bear bigger weight, and have long life and operating stability.

2. The bearing connecting rod and the second connecting rod are matched with the first structural gasket in a mode that the bearing connecting rod and the second connecting rod form a lever by taking the edge of the first structural gasket as the center, and the bearing capacity of the hinge is further improved.

Drawings

Fig. 1 is a schematic structural view of a pull-back hinge suitable for heavy doors and windows.

Fig. 2 is a schematic view of another angle of the pull-back hinge for heavy-duty doors and windows.

Fig. 3 is an enlarged view of fig. 2 at a.

Fig. 4 is a side view of a structure of a pull-back hinge for heavy doors and windows.

Detailed Description

The utility model is described in detail below with reference to the figures and the specific embodiments.

In the description of the present invention, it is to be understood that the terms "first", "second" and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

The back-pull hinge suitable for heavy doors and windows as shown in the attached drawings 1-4 comprises a window frame connecting frame 1, a window sash connecting frame 2, a first connecting rod 3, a second connecting rod 4 and a bearing connecting rod 5, wherein the window frame connecting frame 1 is fixedly arranged on a window frame, a sliding groove 6 is arranged on the window frame connecting frame 1, a first sliding sheet 13 is arranged on the upper surface of the window frame connecting frame 1 corresponding to the sliding groove 6, a second sliding sheet 14 is arranged on the lower surface of the window frame connecting frame 1, the widths of the first sliding sheet 13 and the second sliding sheet 14 are larger than that of the sliding groove 6, a rotating shaft rivet 15 is arranged at one end of the first connecting rod 3, the rotating shaft rivet 15 sequentially penetrates through the first connecting rod 3, the first sliding sheet 13, the sliding groove 6 and the second sliding sheet 14 from top to bottom, the first connecting rod 3 is arranged in the sliding groove 6 in a mode of being capable of rotating and sliding simultaneously through the cooperation of the first sliding sheet 13, the second sliding sheet 14 and the rotating shaft rivet 15, the other end of the first connecting rod 3 is rotatably arranged on the window sash connecting frame 2; the upper surface of the window frame connecting frame 1 at one side of the sliding groove 6 is provided with a first structural gasket 7, the arrangement of the first structural gasket 7 optimizes the traditional scheme that a rivet and a gasket are used as a main stress structure into a whole first structural gasket 7 which is used as a main stress structure, so that the traditional single point (rivet position) stress of a product is changed into a lever and surface stress mode in the opening and closing process, namely, the rivet is fixed at the front end, the integrally widened and enlarged first structural gasket 7 plays a role in strengthening bearing force, the stress upper limit and the service life of the product are increased, the lower surface of the window frame connecting frame 1 at the corresponding part of the first structural gasket 7 is provided with a second structural gasket 10, the first structural gasket 7 and the second structural gasket 10 are matched to form a clamping structure, and the integrity of the two stress parts (the first structural gasket 7 and a connecting rivet) is strengthened through the stress of the clamping structure, the stress and deformation resistance rate of the product is improved, in addition, the second structural gasket 10 can play a role in temporary positioning when being placed in a window frame, the first structural gasket 7 and the second structural gasket 10 are fixedly connected to the window frame connecting frame 1 through a third connecting rivet 11, the third connecting rivet 11 is positioned between a first connecting rivet 8 and a second connecting rivet 9, the third connecting rivet 11 is arranged between two main stress rods of the hinge and plays a role in enhancing the upper limit of the stress of the product, one end of the second connecting rod 4 is rotatably installed on the first structural gasket 7 through the first connecting rivet 8, the first connecting rivet 8 sequentially penetrates through the first structural gasket 7, the window frame connecting frame 1 and the second structural gasket 10, and the other end of the second connecting rod 4 is rotatably connected to the first connecting rod 3; the utility model discloses a window sash connecting structure, including bearing connecting rod 5, first structure gasket 7, second connection rivet 9, window frame link 1, second structure gasket 10, bearing connecting rod 5's the other end pivoted is connected to on the casement link 2, bearing connecting rod 5 and first connecting rod 3 all are connected to on the casement link 2, make casement link 2 have two fixed atress poles, the mode of two fulcrums atress has ensured stability and the fastness of product opening and close the in-process, improve security performance and life greatly, first connecting rod 3 and bearing connecting rod 5 on all be provided with arch structure reinforcing part 12.

As a preferred embodiment, the lower surface of the window frame connecting frame 1 is provided with three folding rotary clamping pieces 16, the folding rotary clamping pieces 16 are rotatably mounted on the window frame connecting frame 1, one folding rotary clamping piece 16 is connected to the window frame connecting frame 1 through a third connecting rivet 11, and the remaining two folding rotary clamping pieces 16 are symmetrically arranged on two sides by taking the third connecting rivet 11 as a center; the folding rotary clamping piece 16 is rectangular, the corner on one diagonal of the rectangle is a fillet, the corner on the other diagonal is a right angle, and the right angle is bent upwards to form a concave connecting part 17, when a hinge is installed, the window frame connecting frame 1 can be placed in the installation groove of the window frame firstly, then the bolt corresponding to the folding rotary clamping piece 16 is rotated, so that the folding rotary clamping piece 16 rotates to enable the concave connecting part 17 to be clamped into the side wall of the installation groove of the window frame, and then the fixed installation can be completed; the end part of one end of the window frame connecting frame 1, which is provided with the sliding chute 6, is bent downwards to form a limiting part 18, and the limiting part 18 ensures that the hinge cannot swing left and right when being arranged on the window frame, thereby playing a role in positioning.

Namely, the hinge provided by the utility model is provided with the first structural gasket 7 and the second structural gasket 10 on the window frame connecting frame 1, the two structural gaskets are fixedly fixed on the window frame connecting frame 1 in a clamping manner through the third connecting rivet 11 to form a clamping bearing structure, and the second connecting rod 4 and the bearing connecting rod 5 are fixed on the clamping bearing structure through the rivets.

The above-mentioned embodiments only express one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the present invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims

1. The back-pull hinge applicable to heavy doors and windows is characterized by comprising a window frame connecting frame (1), a window sash connecting frame (2), a first connecting rod (3), a second connecting rod (4) and a bearing connecting rod (5), wherein the window frame connecting frame (1) is fixedly mounted on a window frame, a sliding groove (6) is formed in the window frame connecting frame (1), one end of the first connecting rod (3) can be simultaneously rotatably and slidably mounted in the sliding groove (6) through a rotating shaft, and the other end of the first connecting rod (3) is rotatably mounted on the window sash connecting frame (2); the upper surface of the window frame connecting frame (1) at one side of the sliding groove (6) is provided with a first structural gasket (7), one end of the second connecting rod (4) is rotatably arranged on the first structural gasket (7) through a first connecting rivet (8), the first connecting rivet (8) penetrates through the first structural gasket (7) and the window frame connecting frame (1), and the other end of the second connecting rod (4) is rotatably connected to the first connecting rod (3); one end of the bearing connecting rod (5) is rotatably installed on the first structural gasket (7) through a second connecting rivet (9), the second connecting rivet (9) penetrates through the first structural gasket (7) and the window frame connecting frame (1), and the other end of the bearing connecting rod (5) is rotatably connected to the window sash connecting frame (2).

2. The hinge of claim 1, wherein the lower surface of the window frame connecting frame (1) corresponding to the first structural gasket (7) is provided with a second structural gasket (10), the first structural gasket (7) and the second structural gasket (10) are fixedly connected to the window frame connecting frame (1) through a third connecting rivet (11), the first connecting rivet (8) and the second connecting rivet (9) sequentially penetrate through the first structural gasket (7), the window frame connecting frame (1) and the second structural gasket (10), and the third connecting rivet (11) is located between the first connecting rivet (8) and the second connecting rivet (9).

3. The hinge for sliding back of heavy door and window according to claim 2, wherein the first connecting rod (3) and the load-bearing connecting rod (5) are provided with arch-shaped structural reinforcements (12).

4. The hinge of claim 1 to 3, wherein the window frame connecting frame (1) has a first sliding piece (13) on the upper surface corresponding to the sliding groove (6), and a second sliding piece (14) on the lower surface, the widths of the first sliding piece (13) and the second sliding piece (14) are larger than the width of the sliding groove (6), a rotating shaft rivet (15) is arranged at one end of the first connecting rod (3), the rotating shaft rivet (15) sequentially penetrates through the first connecting rod (3), the first sliding piece (13), the sliding groove (6) and the second sliding piece (14) from top to bottom, and the first connecting rod (3) is arranged in the sliding groove (6) through the cooperation of the first sliding piece (13), the second sliding piece (14) and the rotating shaft rivet (15) in a manner of being capable of rotating and sliding simultaneously.

5. The hinge for pulling back of a heavy door and window according to claim 4, wherein the lower surface of the frame connecting frame (1) is provided with a plurality of edge folding rotary fasteners (16), the edge folding rotary fasteners (16) are rotatably mounted on the frame connecting frame (1), one edge folding rotary fastener (16) is connected to the frame connecting frame (1) through a third connecting rivet (11); the folding rotary clamping piece (16) is rectangular, corners on one diagonal line of the rectangle are round corners, corners on the other diagonal line of the rectangle are right angles, and the right angles are bent upwards to form a concave connecting part (17).

6. The hinge for pulling back of heavy door and window according to claim 5, wherein the end of the window frame connecting frame (1) having the sliding groove (6) is bent downwards to form a limiting portion (18).