CN221032081U

CN221032081U - Hinge

Info

Publication number: CN221032081U
Application number: CN202323032736.0U
Authority: CN
Inventors: 李树鹏; 刘洋; 周展豪
Original assignee: Shenzhen Hopo Window Control Technology Co Ltd
Current assignee: Shenzhen Hopo Window Control Technology Co Ltd
Priority date: 2023-11-09
Filing date: 2023-11-09
Publication date: 2024-05-28
Anticipated expiration: 2033-11-09

Abstract

The utility model is applicable to the field of door and window hardware parts, and provides a hinge, which comprises: the leaf piece is arranged on the bottom groove or the top groove of the frame piece, and one side of the leaf piece, facing the fan piece, is provided with a shaft hole; the connecting block is arranged in the side groove of the fan piece and corresponds to the blade; one end of the rotating shaft is fixedly connected with the connecting block, the other end of the rotating shaft is matched with the shaft hole, and a first limiting part is arranged at one end of the rotating shaft matched with the shaft hole; the limiting piece is movably arranged on the leaf, a second limiting part which can be matched with the first limiting part is arranged on the limiting piece, and when the second limiting part is matched with the first limiting part, the rotating shaft is locked with the shaft hole. The hinge provided by the utility model has the anti-drop function, can improve the stability of the fan in the installation state, and is convenient to assemble and disassemble, simple and convenient, and high in assembly and disassembly efficiency.

Description

Hinge

Technical Field

The utility model belongs to the field of door and window hardware parts, and particularly relates to a hinge.

Background

In door and window hardware systems, hinges are an important existence. The fan is used for connecting the frame piece and the fan piece so as to realize the functions of supporting the fan piece and rotating to open and close. The screen window hinge under the prior art, when the screen window hinge is installed and disassembled, because the screen window hinge has no anti-drop function, when the screen window sash piece is installed on the frame piece through the hinge, the screen window sash piece is not locked, and is in a movable state on the installation structure, so that the stability of the screen window sash piece is poor. Moreover, the hinge of the current part is troublesome in mounting and dismounting the window sash piece, and the dismounting steps are complex, so that the dismounting efficiency is low.

Disclosure of utility model

The utility model provides a hinge, which aims to solve the problems that the stability of a screen window sash piece is poor and the disassembly and assembly efficiency is low due to complex disassembly and assembly of the screen window sash piece because the existing hinge does not have an anti-drop function.

The utility model is realized in that a hinge comprises

The leaf piece is arranged on the bottom groove or the top groove of the frame piece, and one side of the leaf piece, facing the fan piece, is provided with a shaft hole;

the connecting block is arranged in the side groove of the fan piece and corresponds to the leaf;

One end of the rotating shaft is fixedly connected to the connecting block, the other end of the rotating shaft is matched with the shaft hole, and a first limiting part is arranged at one end of the rotating shaft matched with the shaft hole;

The limiting piece is movably arranged on the leaf, a second limiting part which can be matched with the first limiting part is arranged on the limiting piece, and when the second limiting part is matched with the first limiting part, the rotating shaft is locked with the shaft hole.

Further, the limiting piece is movably arranged on the sheet, an elastic piece is further arranged on the sheet, the elastic piece provides pretightening force for the second limiting portion and the first limiting portion, and when the limiting piece overcomes pretightening force to move, the second limiting portion can be separated from the first limiting portion.

Further, the limiting piece can move along the horizontal direction, a first hole site and a second hole site which are communicated are arranged along the moving direction of the limiting piece, the first hole site or the second hole site can be overlapped with the shaft hole when the limiting piece moves, the first limiting part is an annular groove formed in the outer wall of the rotating shaft, the second limiting part is the side wall of the first hole site, and when the rotating shaft is matched with the shaft hole, the elastic piece provides a pretightening force for the side wall of the first hole site to be clamped into the annular groove for the first limiting piece; when the limiting piece moves to enable the second hole position to be overlapped with the shaft hole, the side wall of the first hole position exits the annular groove.

Further, the first hole site is of a U-shaped structure, and the width of the first hole site is matched with the outer diameter of the annular groove.

Further, a sliding groove is formed in the sheet, the limiting piece is arranged in the sliding groove and can move along the sliding groove, a blocking portion which can be abutted against the side face of the sheet is arranged at one end, close to the first hole site, of the limiting piece in the moving direction of the limiting piece, the elastic piece is arranged on the sheet and is located at one side, close to the second hole site, of the limiting piece in the moving direction of the limiting piece, and the elastic piece is connected with the sheet and the limiting piece respectively.

Further, the elastic piece is a tension spring, a first connecting portion is arranged on the leaf, a second connecting portion is arranged on the limiting piece, and two ends of the elastic piece are respectively connected with the first connecting portion and the second connecting portion.

Further, a space is arranged between the middle part of one side, which is abutted with the leaf, of the blocking part and the side surface of the leaf.

Further, a gap is formed in the middle of one side, which is abutted to the sheet, of the blocking part, and a space is formed between the gap and the side surface of the sheet; or a gap is formed in the side surface, abutting against the blocking part, of the sheet, and a space is formed between the gap and the blocking part.

Further, the connection block is removably connected to the fan member along a side groove of the fan member.

Further, the sheet is provided with a connecting hole, the sheet and the frame piece penetrate through the connecting hole by adopting a connecting piece, the limiting piece is provided with an avoiding hole avoiding the connecting piece, and the size of the avoiding hole is larger than that of the connecting hole.

The utility model has the beneficial effects that the limiting piece is movably arranged on the leaf, and the second limiting part which can be matched with the first limiting part on the rotating shaft is arranged on the limiting piece, so that the rotating shaft can be limited in the axial direction when the connecting block is connected with the leaf through the rotating shaft, the rotating shaft is prevented from being separated from the leaf in the installation and use process, the fan is prevented from being separated from the frame, and the structural stability of the fan in the installation state is improved. In addition, the structure of the hinge enables the fan to be quickly and simply assembled and disassembled.

Drawings

Fig. 1 is a schematic structural view of a hinge provided by the utility model mounted on a door or window;

FIG. 2 is an enlarged view at A in FIG. 1;

FIG. 3 is an exploded view of a hinge according to the present utility model;

FIG. 4 is a cross-sectional view of a hinge provided by the present utility model;

fig. 5 is a schematic perspective view of a hinge according to the present utility model;

Fig. 6 is a schematic perspective view of another view of a hinge according to the present utility model.

Reference numerals illustrate:

1. a sheet; 11. a shaft hole; 12. a first connection portion; 13. a void; 14. a connection hole; 1a, a bottom wall; 1b, sidewalls; 1c, a supporting part; 2. a connecting block; 3. a rotating shaft; 31. a first limit part; 4. a limiting piece; 41. a second limit part; 42. a first hole site; 43. a second hole site; 44. a blocking portion; 45. a second connecting portion; 46. avoidance holes; 5. an elastic member; 6. a connecting piece; 7. a screw; 10. a frame member; 20. a fan.

Detailed Description

The present utility model will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Referring to fig. 1-4, embodiments of the present utility model provide a hinge that may be used in a lighter weight sash member 20 installation, such as a screen sash member. Specifically, the hinge comprises a leaf 1, a connecting block 2, a rotating shaft 3 and a limiting piece 4. Wherein the leaf 1 is arranged on a bottom groove or a top groove of the frame member 10 (normally, a hinge is respectively arranged at the upper and lower positions of the side edges of the side-hung window screen leaf members, the corresponding leaf 1 is fixed in the bottom groove of the frame member 10 when the hinge is arranged at the bottom of the side groove of the leaf member 20, the corresponding leaf 1 is fixed in the top groove of the frame member 10 when the hinge is arranged at the top of the side edge of the leaf member 20), one side of the leaf 1 facing the leaf member 20 is provided with a shaft hole 11, the connecting block 2 is used for establishing in the side slot of fan 20 and corresponds with blade 1, and the one end fixed connection of axis of rotation 3 is in connecting block 2, and the other end cooperates with shaft hole 11 so that axis of rotation 3 can rotate around self axis at shaft hole 11, and axis of rotation 3 is equipped with first spacing portion 31 with shaft hole 11 complex one end, and spacing piece 4 activity is located on the blade 1, is equipped with on the spacing piece 4 can with first spacing portion 31 complex second spacing portion 41, and when second spacing portion 41 cooperated with first spacing portion 31, axis of rotation 3 and shaft hole 11 lock.

Through setting up locating part 4 on the sheet 1 activity to set up on locating part 4 can with the first spacing portion 31 matched with second spacing portion 41 on axis of rotation 3, so that connecting block 2 can carry out spacingly in the axial to axis of rotation 3 when being connected with sheet 1 through axis of rotation 3, avoid rotating axis 3 to break away from sheet 1 in the installation use, thereby lead to fan 20 to deviate from frame 10.

During installation, one end of the rotating shaft 3 is fixedly connected with the connecting block 2, specifically, but not limited to, the connecting block 2 can be fixedly connected in a riveting connection mode, then the connecting block 2 is fixed on the side edge of the fan 20, the page 1 is fixed on the bottom edge or the top edge of the frame 10, the rotating shaft 3 on the connecting block 2 provided with the fan 20 is inserted into the shaft hole 11 on the page 1, the installation of the fan 20 on the frame 10 can be completed, and the first limiting part 31 and the second limiting part 41 are matched, so that the locking of a hinge can be realized, and the uncoupling of the hinge can be prevented. When the fan 20 is detached, the first limiting part 31 and the second limiting part 41 are separated, so that the hinge can be unlocked, and the fan 20 is detached.

The hinge provided by the embodiment of the utility model has the anti-falling function, can improve the stability of the fan piece 20 in the installation state, and is convenient to assemble and disassemble, simple and convenient, and high in assembly and disassembly efficiency.

In particular, the connection block 2 is removably connected to the sector 20 along a lateral slot of the sector 20. Thus, when the fan 20 is disassembled, after the first limiting part 31 and the second limiting part 41 are separated, the connection between the connecting block 2 and the window sash 20 can be released, the connecting block 2 can be moved away from the direction of the rotating shaft 3, and then the fan 20 can be removed after the connecting block 2 is removed, so that the hinge can be removed under the condition that the fan 20 is not moved, the fan 20 can be removed more conveniently, and the disassembly efficiency is higher. Specifically, the connection block 2 is slidably disposed behind a side slot of the fan 20 and is fixed to the fan by, but not limited to, screwing with a screw 7.

Referring to fig. 3, further, the limiting member 4 is movably disposed on the sheet 1, an elastic member 5 is further disposed in the sheet 1, the elastic member 5 provides a pretightening force for the limiting member 4, which is matched with the second limiting portion 41 and the first limiting portion 31, and when the limiting member 4 moves against the pretightening force, the second limiting portion 41 can be separated from the first limiting portion 31. In this way, the elastic piece 5 can enable the first limiting portion 31 to be always matched with the second limiting portion 41 under a normal state, so that locking of the rotating shaft 3 and the sheet 1 is achieved, and when the limiting piece 4 moves against the pretightening force, the second limiting portion 41 can be separated from the first limiting portion 31 to release locking of the rotating shaft 3 and the sheet 1.

Referring to fig. 3, further, the limiting member 4 can move along a horizontal direction, the limiting member 4 is provided with a first hole site 42 and a second hole site 43 which are communicated along a moving direction of the limiting member 4, the first hole site 42 or the second hole site 43 can be overlapped with the shaft hole 11 when the limiting member 4 moves, the first limiting portion 31 is an annular groove formed in the outer wall of the rotating shaft 3, the second limiting portion 41 is a side wall of the first hole site 42, and when the rotating shaft 3 is matched with the shaft hole 11, the elastic member 5 provides a pretightening force for the limiting member 4 that the side wall of the first hole site 42 is clamped into the annular groove; when the limiting member 4 moves to make the second hole position 43 coincide with the shaft hole 11, the side wall of the first hole position 42 exits the annular groove. The first hole site 42 and the second hole site 43 that communicate with each other are set for locating part 4 when removing, axis of rotation 3 can realize the position change between first hole site 42 and second hole site 43, and when the lateral wall of first hole site 42 and the annular groove on axis of rotation 3 cooperate, the lateral wall of first hole site 42 can block axis of rotation 3 and break away from shaft hole 11, and when the lateral wall of first hole site 42 withdraws from the annular groove, axis of rotation 3 then is located second hole site 43 this moment, thereby can remove the restriction to axis of rotation 3, axis of rotation 3 can break away from shaft hole 11.

Referring to fig. 2, in this embodiment, the limiting member 4 may be configured to move along the length direction of the bottom edge or the top edge of the frame member 10, so that the sheet 1 may be installed in the chute of the frame member 10, thereby reducing space occupation and providing a moving operation space for the limiting member 4.

Referring to fig. 3, specifically, the first hole 42 has a U-shaped structure, and the width of the first hole 42 is adapted to the outer diameter of the annular groove. So guarantee that axis of rotation 3 can freely pass in and out first hole site 42 in the position department of annular groove, can also guarantee that the lateral wall of first hole site 42 can block into in the annular groove in order to realize the restriction to axis of rotation 3 in its axial direction.

Referring to fig. 3, 5 and 6, further, a chute (not shown) is provided on the sheet 1, the limiting member 4 is disposed in the chute and can move along the chute, one end of the limiting member 4, which is close to the first hole 42 in the moving direction thereof, is provided with a blocking portion 44 capable of abutting against the side surface of the sheet 1, the elastic member 5 is disposed on the sheet 1 and is located on one side of the limiting member 4, which is close to the second hole 43 in the moving direction thereof, and the elastic member 5 is respectively connected with the sheet 1 and the limiting member 4. The blocking part 44 is arranged to be matched with the elastic piece 5, so that the limiting piece 4 can be mounted on the page 1, and meanwhile, the blocking part 44 can be pulled to move the limiting piece 4.

Specifically, the sheet 1 includes a bottom wall 1a, side walls 1b connected to two opposite sides of the bottom wall 1a parallel to the moving direction of the limiting member 4, and a supporting portion 1c disposed on one side of the side walls 1b away from the bottom wall 1a, where the supporting portion 1c, the side walls 1b, and the bottom wall 1a form a chute for the limiting member 4 to move. The supporting portion 1c may be integrally configured and extend along the moving direction of the limiting member 4, or may be a plurality of independent supporting structures distributed at intervals along the moving direction of the limiting member 4.

Referring to fig. 3 and 6, the elastic member 5 is a tension spring, the leaf 1 is provided with a first connecting portion 12, the limiting member 4 is provided with a second connecting portion 45, and two ends of the elastic member 5 are respectively connected with the first connecting portion 12 and the second connecting portion 45. The elastic piece 5 is connected with the limiting piece 4 and the sheet 1 through the first connecting portion 12 and the second connecting portion 45, the second limiting portion 41 (namely, the side wall 1b of the first hole site 42) on the limiting piece 4 can be kept matched with the first limiting portion 31 (an annular groove on the rotating shaft 3) by the tensile force of the elastic piece 5, and after the limiting piece 4 is moved, the force applied to the limiting piece 4 is released, and the restoring force of the elastic piece 5 can enable the second limiting portion 41 to be matched with the first limiting portion 31 again.

In this embodiment, the limiting member 4 may adopt a plate structure, so that the thickness of the limiting member 4 can be reduced, thereby saving the space occupation of the limiting member 4 when installed on the sheet 1, correspondingly, two elastic members 5 may be arranged, and the two elastic members 5 are distributed on two opposite sides of the limiting member 4 parallel to the moving direction thereof, so that the balanced stress of the limiting member 4 in the moving process can be ensured.

Referring to fig. 3 and 5, a space is further provided between the middle of the side of the blocking portion 44 abutting against the sheet 1 and the side of the sheet 1. The spacing may facilitate pulling the stop 44 away from the leaf to allow movement of the stop 4 for ease of handling by personnel. Specifically, a gap 13 may be provided in the middle of the side of the blocking portion 44 abutting against the sheet 1, and a space may be formed between the gap 13 and the side of the sheet 1; alternatively, the side surface of the sheet 1 abutting against the stopper 44 may be provided with the space 13, and the space 13 and the stopper 44 may be similarly spaced.

Referring to fig. 3, 5 and 6, further, the sheet 1 is provided with a connecting hole 14, the sheet 1 and the frame member 10 are connected by penetrating the connecting hole 14 through the connecting member 6, the limiting member 4 is provided with a avoiding hole 46 for avoiding the connecting member 6, and the size of the avoiding hole 46 is larger than that of the connecting hole 14, so that the limiting member 4 can be prevented from interfering with the fixing of the sheet 1 on the frame member 10, and the connecting member 6 can be prevented from interfering with the movement of the limiting member 4.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims

1. A hinge, characterized by comprising

2. The hinge of claim 1, wherein the limiting member is movably disposed on the leaf, and an elastic member is further disposed on the leaf, and the elastic member provides a pretightening force for the limiting member, wherein the pretightening force is matched with the second limiting portion and the first limiting portion, and when the limiting member moves against the pretightening force, the second limiting portion can be separated from the first limiting portion.

3. The hinge according to claim 2, wherein the limiting member is movable in a horizontal direction, the limiting member is provided with a first hole site and a second hole site which are communicated with each other along a movement direction of the limiting member, the first hole site or the second hole site can coincide with the shaft hole when the limiting member moves, the first limiting portion is an annular groove formed in the outer wall of the rotating shaft, the second limiting portion is a side wall of the first hole site, and when the rotating shaft is matched with the shaft hole, the elastic member provides a pretightening force for the side wall of the first hole site to be clamped into the annular groove for the limiting member; when the limiting piece moves to enable the second hole position to be overlapped with the shaft hole, the side wall of the first hole position exits the annular groove.

4. A hinge according to claim 3, wherein the first aperture has a U-shaped configuration, the width of the first aperture being adapted to the outer diameter of the annular recess.

5. A hinge according to claim 3, wherein the leaf is provided with a chute, the limiting member is disposed in the chute and is movable along the chute, a blocking portion capable of abutting against a side surface of the leaf is disposed at one end of the limiting member, which is adjacent to the first hole in a moving direction of the limiting member, the elastic member is disposed on the leaf and is located at one side of the limiting member, which is adjacent to the second hole in the moving direction of the limiting member, and the elastic member is respectively connected with the leaf and the limiting member.

6. The hinge of claim 5, wherein the elastic member is a tension spring, a first connecting portion is provided on the leaf, a second connecting portion is provided on the limiting member, and two ends of the elastic member are respectively connected with the first connecting portion and the second connecting portion.

7. The hinge of claim 5, wherein a space is provided between a middle portion of a side of the blocking portion abutting the leaf and a side surface of the leaf.

8. The hinge according to claim 7, wherein a gap is provided in a middle portion of a side of the blocking portion abutting the leaf, and a space is formed between the gap and a side surface of the leaf; or a gap is formed in the side surface, abutting against the blocking part, of the sheet, and a space is formed between the gap and the blocking part.

9. The hinge of claim 1 wherein said connection block is removably connected to said leaf along a side slot of said leaf.

10. The hinge of claim 1, wherein the leaf has a connecting hole, the leaf and the frame member are connected by passing through the connecting hole with a connecting member, the limiting member has a avoiding hole for avoiding the connecting member, and the size of the avoiding hole is larger than that of the connecting hole.