CN-224200444-U - Hinge and opening and closing device

Abstract

The application discloses a hinge and opening and closing equipment, wherein a first hinge seat comprises a first hinge part, a second hinge seat comprises a second hinge part and a second installation part, the second hinge part is rotatably connected with the first hinge part, at least one groove is formed in the front side of the second installation part along the height direction, an elastic part corresponding to the groove is further arranged on the second hinge seat, the elastic part comprises a fixed end and a free end, the free end is arranged far away from the second hinge part relative to the fixed end, when the free end protrudes out of the groove, the part of the free end protruding out of the groove is clamped and fixed with an opening and closing main body, the free end is elastically retracted close to the groove to be disconnected with the opening and closing main body, and/or the second installation part is provided with an installation hole, and the second installation part is assembled with the installation hole and the installation hole through a fastener to enable the second installation part to be fixed with the opening and closing main body. According to the hinge disclosed by the embodiment of the application, the hinge is not bent backwards after being stressed, the backward tilting prevention effect is achieved, and the fixing reliability of the second installation part can be further improved by the fastener.

Inventors

• SUN HAIXIANG
• WANG ZHANGKUN
• SUN BINGXING

Assignees

• 河南天合铰链有限公司
• 孙月娇

Dates

Publication Date

20260505

Application Date

20250523

Claims (11)

1. 1. A hinge for a vehicle, it is characterized by comprising The first hinge seat comprises a first hinge part; The second hinge seat comprises a second hinge part and a second installation part, the second hinge part is rotatably connected with the first hinge part, the second installation part is used for being installed in an installation cavity of the opening and closing main body, at least one groove is formed in the front side of the second installation part along the height direction, the second hinge seat is also provided with an elastic part corresponding to the groove, the elastic part comprises a fixed end and a free end, the free end is far away from the second hinge part relative to the fixed end, when the free end protrudes out of the groove, the part of the free end protruding out of the groove is fixedly clamped with the opening and closing main body, and the free end is elastically retracted to be close to the groove to be disconnected with the opening and closing main body; And/or the second installation part is provided with an installation hole, the opening and closing main body is provided with a matching hole corresponding to the installation hole, and the second installation part is assembled with the installation hole and the matching hole through a fastener so as to fix the second installation part with the opening and closing main body.
2. 2. The hinge according to claim 1, wherein the number of the grooves is two, the two grooves are arranged at intervals along the length direction of the second mounting portion, and the two grooves are respectively provided with an elastic portion.
3. 3. The hinge according to claim 2, wherein said second mounting portion includes a middle portion between two of said grooves and edge portions on both sides of said two grooves, said mounting hole being located in said middle portion.
4. 4. A hinge according to claim 2, wherein the second mounting portion includes a middle portion located between the two grooves and edge portions located on both sides of the two grooves, the edge portions being provided with through holes.
5. 5. The hinge according to claim 1, wherein the elastic portion includes a flat plate portion and a wedge portion, the wedge portion is formed in a step shape with respect to a connection end of the flat plate portion, the wedge portion is provided away from the second hinge portion with respect to the flat plate portion, one end of the flat plate portion is connected with a top end of the groove to form the fixed end, the other end of the flat plate portion is connected with the wedge portion, and the wedge portion forms the free end.
6. 6. The hinge according to claim 5, wherein the thickness dimension of the wedge portion is gradually increased from an end of the wedge portion away from the flat plate portion to an end of the wedge portion near the flat plate portion, and/or the groove is provided through the bottom of the second mounting portion, and/or the wedge portion is provided so as to protrude relatively to the front of the second mounting portion, and the wedge portion includes a planar positioning surface with an inclined surface formed between the positioning surface and the bottom surface of the wedge portion.
7. 7. The hinge according to claim 1, wherein the mounting hole is a screw hole, or the mounting hole comprises a first hole section and a second hole section coaxially arranged, the first hole section being arranged opposite to the second hole Duan Kaojin on the front side of the second mounting portion, the second hole section being at least partially provided with a screw thread, and the mating hole being provided with a screw thread.
8. 8. The hinge according to claim 1, wherein the number of the grooves and the mounting holes is one, and the grooves are provided with an elastic portion, and the elastic portion and the mounting holes are arranged at intervals.
9. 9. The hinge according to claim 1, wherein the first hinge base further comprises a first mounting portion having a first mounting hole provided thereon for cooperating with a fastener to secure the first mounting portion to a door body, and/or, The first hinge seat further comprises a first mounting part which is integrally formed with the first hinge part, and the second mounting part and the second hinge part are integrally formed with each other, and/or, The first hinge seat further comprises a first installation part, a first reinforcing rib is arranged on the first installation part, a second reinforcing rib is arranged on the second installation part, and/or The hinge further comprises a second limiting structure, the second limiting structure comprises a first limiting protrusion and a first limiting groove, the first limiting protrusion is arranged on one side, close to the second hinging portion, of the first mounting portion, the first limiting groove is arranged on one side, close to the first hinging portion, of the second mounting portion, and when the door body of the opening and closing device is at the maximum opening and closing angle, at least part of the limiting protrusion is clamped and pressed in the limiting groove.
10. 10. An opening and closing apparatus, characterized in that the opening and closing apparatus comprises: The opening and closing main body is provided with an installation cavity recessed towards the inside of the opening and closing main body on the outer side wall; The door body, the door body can open and shut with open and shut the main part and be connected through the hinge of any one of claims 1 to 9, first articulated seat is connected on the lateral wall of the door body, second articulated portion is at least partly located the installation intracavity, the installation of second installation portion is inlayed and is located in the installation chamber, the preceding lateral wall of installation chamber is provided with the through-hole, the elastic part with the through-hole cooperation is in order to fix the second installation portion, perhaps the fastener passes installation hole and through-hole will the second installation portion with open and shut the main part and fix.
11. 11. The opening and closing apparatus according to claim 10, wherein the installation cavity includes a first sidewall and a second sidewall on both sides, the second sidewall being disposed adjacent to the first hinge portion, at least portions of the first sidewall and the second sidewall being disposed obliquely with respect to a vertical direction, The two sides of the second hinging seat are provided with a first wedge-shaped part and a second wedge-shaped part, the first wedge-shaped part is assembled with the first side wall in a fitting way, the second wedge-shaped part is assembled with the second side wall in a fitting way, and/or Still be provided with first portion of stepping down in the installation cavity, first portion of stepping down is located installation cavity bottom with between the preceding lateral wall, the bottom of second installation portion is provided with third wedge, third wedge with first portion of stepping down laminating assembly.

Description

Hinge and opening and closing device Technical Field The embodiment of the disclosure relates to the field of hinges, in particular to a hinge and opening and closing equipment. Background The hinge is an opening and closing device arranged between the door body and the cabinet body and mainly comprises a fixed seat connected with the cabinet body, a rotating seat connected with the door body and a mandrel penetrating through the fixed seat and the rotating seat. In the related art, there are certain limitations in the installation and fixation of the hinge, such as the problems that the installation of the hinge is inconvenient and the fixation is not firm enough. As the requirements of users for the performance of devices are increasing, a new hinge is urgently needed to solve these problems, so as to improve the overall performance and user experience of the opening and closing device. Disclosure of utility model According to a first aspect embodiment of the present disclosure, the present disclosure provides a hinge comprising The first hinge seat comprises a first hinge part; The second hinge seat comprises a second hinge part and a second installation part, the second hinge part is rotatably connected with the first hinge part, the second installation part is used for being installed in an installation cavity of the opening and closing main body, at least one groove is formed in the front side of the second installation part along the height direction, the second hinge seat is also provided with an elastic part corresponding to the groove, the elastic part comprises a fixed end and a free end, the free end is arranged far away from the second hinge part relative to the fixed end, when the free end protrudes out of the groove, the part of the free end protruding out of the groove is clamped and fixed with the opening and closing main body, and the free end elastically retracts to be close to the groove to unlock the connection with the opening and closing main body; And/or the second installation part is provided with an installation hole, the opening and closing main body is provided with a matching hole corresponding to the installation hole, and the second installation part is assembled with the installation hole and the matching hole through a fastener so as to fix the second installation part and the opening and closing main body. In some of the disclosed embodiments, the number of the grooves is two, the two grooves are arranged at intervals along the length direction of the second installation part, and the two grooves are respectively provided with an elastic part correspondingly. In some of the disclosed embodiments, the second mounting portion includes a middle portion between the two grooves and edge portions on either side of the two grooves, and the mounting hole is located in the middle portion. In some of the disclosed embodiments, the second mounting portion includes a middle portion located between the two grooves and edge portions located on both sides of the two grooves, and the edge portions are provided with through holes. In some of the disclosed embodiments, the elastic portion includes a flat plate portion and a wedge portion, the wedge portion forms a step shape with a connection end of the flat plate portion, the wedge portion is disposed away from the second hinge portion with respect to the flat plate portion, one end of the flat plate portion is connected with a top end of the receiving groove to form the fixed end, the other end of the flat plate portion is connected with the wedge portion, and the wedge portion forms the free end. In some of the disclosed embodiments, the thickness dimension of the wedge portion gradually increases from one end of the wedge portion away from the flat plate portion to one end of the wedge portion close to the flat plate portion, and/or the groove is arranged through the bottom of the second mounting portion, and/or the wedge portion is arranged to protrude out of the front face of the second mounting portion, and the wedge portion comprises a planar positioning face, and an inclined face is formed between the positioning face and the bottom face of the wedge portion. In some of the disclosed embodiments, the mounting hole is a screw hole, or the mounting hole comprises a first hole section and a second hole section coaxially arranged, the first hole section is arranged opposite to the front side of the second mounting part of the second hole Duan Kaojin, the second hole section is at least partially provided with threads, and the matching hole is provided with threads. In some of the disclosed embodiments, the number of the grooves and the mounting holes is one, and the grooves are correspondingly provided with an elastic part, and the elastic part and the mounting holes are arranged at intervals. In some of the disclosed embodiments, the first hinge base further includes a first mounting portion having a first mounting aperture disposed t