CN112922481A

CN112922481A - Door hinge buffer and contain its door hinge

Info

Publication number: CN112922481A
Application number: CN202110180946.0A
Authority: CN
Inventors: 冉光瑞; 肖骞; 唐海龙
Original assignee: Guangdong Mingmen Locks Industry Co Ltd
Current assignee: Guangdong Mingmen Locks Industry Co Ltd
Priority date: 2021-02-09
Filing date: 2021-02-09
Publication date: 2021-06-08
Anticipated expiration: 2041-02-09
Also published as: CN112922481B

Abstract

The invention discloses a door hinge buffer device and a door hinge comprising the same, wherein the door hinge comprises a fixed machine body and a movable machine body which are hinged, the buffer device comprises a plurality of sets of buffer components, each set of buffer component is arranged in the movable machine body or the fixed machine body, and each set of buffer component comprises: the damping slide block is assembled in the movable machine body or the fixed machine body in a sliding manner along the depth direction of the movable machine body or the fixed machine body; the damper is arranged in the damping slide block, and the telescopic end of the damper extends out of the damping slide block and extends towards the inner side of the movable machine body or the fixed machine body where the damping slide block is located along the depth direction. According to the invention, the buffer structure is arranged on the concealed door hinge, so that the advantages of beauty, theft prevention and the like of the concealed hinge can be maintained, and the buffer effect during door closing can be achieved.

Description

Door hinge buffer and contain its door hinge

Technical Field

The invention relates to the technical field of hinges, in particular to a door hinge buffer device and a door hinge comprising the same.

Background

With social progress and scientific development, the technical level of products in China is continuously improved. New requirements are placed on door hinges, and door hinges with a buffering function have produced a large number of market demands. However, the hinge for door that has buffer function at present is mostly the obviously adorn hinge, and the door of obviously adorning the hinge generally is the welding hoop on the door body and door frame, and two hinges are articulated through penetrating the pivot on the hoop to install respectively on the door body and door frame, hoop and pivot need install outdoors, lead to the door body not pleasing to the eye enough, and this kind of connected mode hoop and pivot are destroyed easily or break away from and prize open burglary-resisting door, and the theftproof performance is poor. Therefore, the use of a concealed hinge is particularly important. The existing concealed hinges cannot realize the buffering function although the door body cannot be exposed when closed.

Disclosure of Invention

The present invention is made to solve the above-mentioned technical problems, and an object of the present invention is to provide a door hinge buffer device, wherein the door hinge includes a fixed body and a movable body which are hinged to each other, the buffer device includes a plurality of buffer members, each of the buffer members is disposed in the movable body or the fixed body, and each of the buffer members includes:

the damping slide block is assembled in the movable machine body or the fixed machine body in a sliding manner along the depth direction of the movable machine body or the fixed machine body;

the damper is arranged in the damping slide block, and the telescopic end of the damper extends out of the damping slide block and extends towards the inner side of the movable machine body or the fixed machine body where the damping slide block is located along the depth direction.

Optionally, each set of cushioning members is disposed within the body, wherein each set of cushioning members comprises:

a damping slider slidably fitted in the mover body in a depth direction of the mover body;

the damper is arranged in the damping sliding block, and the telescopic end of the damper extends out of the damping sliding block and extends towards the inner side of the movable machine body along the depth direction.

Optionally, the damping slider has a cavity, and the damper is disposed in the cavity such that the telescopic end of the damper extends out of the cavity.

Optionally, the damping slide block is provided with a top block at an end of the depth direction opposite to the inner side, the damping slide block is a plate with a notch, the top block is arranged at an end opposite to the notch, and the damper is clamped in the notch.

Optionally, the door hinge further comprises a linkage assembly,

the fixed machine body is a hollow shell, and a first connecting shaft is arranged in the fixed machine body along the length direction;

the linkage assembly comprises a first linkage block, a second linkage block and a third linkage block, one end of the first linkage block and one end of the second linkage block are hinged to the fixed machine body through the first connecting shaft, the other end of the first linkage block and the other end of the second linkage block are hinged to one end of the third linkage block, and the other end of the third linkage block is hinged to the moving machine body.

The invention also provides a door hinge which comprises the door hinge buffer device.

According to the invention, the buffer structure is arranged on the concealed door hinge, so that the advantages of beauty, theft prevention and the like of the concealed hinge can be maintained, and the buffer effect during door closing can be achieved.

Drawings

Fig. 1 is a perspective view of a door hinge according to an embodiment of the present invention;

FIG. 2 is an exploded view of a stationary body according to an embodiment of the present invention;

FIG. 3 is a schematic perspective view of a linkage assembly according to an embodiment of the present invention;

FIG. 4 is a cross-sectional view of a door hinge at the beginning of cushioning of a cushioning member according to an embodiment of the present invention;

FIG. 5 is a cross-sectional view of a door hinge after cushioning of a cushioning member according to an embodiment of the present invention has been completed;

fig. 6 is a perspective view of a cushioning member according to an embodiment of the present invention.

The reference numbers in the figures are:

1. the device comprises a fixed machine body, 11, a fixed machine base, 12, a fixed machine base fixing block, 13 and a first connecting shaft;

2. the linkage assembly comprises a linkage assembly 22, a first linkage block 24, a second linkage block 25 and a third linkage block;

3. the movable base comprises a movable body 31, a movable base first fixing block 32, a movable base second fixing block 33, a movable base 5, a buffer device 51, a damping slide block 52, a damper 53, a top plate 531, bolt holes 511 and a top block.

Detailed Description

Exemplary embodiments will now be described more fully with reference to the accompanying drawings. The exemplary embodiments, however, may be embodied in many different forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of example embodiments to those skilled in the art. The described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

The door hinge in this embodiment is a concealed hinge, and the door hinge cushioning device includes at least one set of cushioning members, each of which includes a damping slider 51 and a damper 52 disposed on the hinge. Next, the structure of a lower door hinge will be explained, and as shown in fig. 1, the door hinge includes a stationary body 1, a moving body 3, and a link assembly 2.

As shown in fig. 2, the stationary body 1 is composed of a stationary base 11 and a stationary base fixing block 12. The middle part of the fixed base 11 is provided with a hollow cavity, and two ends of the fixed base are provided with connecting plates used for being connected with the door frame. The fixed base fixing block 12 is detachably mounted in a cavity in the middle of the fixed base 11 through bolts. The fixed block 12 is a U-shaped structure, and a cavity for accommodating part of the linkage assembly 2 is formed between the fixed block and the fixed base 11. In addition, a first connecting shaft 13 is provided in the stationary base fixing block 12.

The fixed machine body 1 adopts a structure formed by assembling the fixed machine base 11 and the fixed machine base fixing block 12, and aims to facilitate the assembly of the door hinge, and in other embodiments, the fixed machine base 11 and the fixed machine base fixing block 12 can be arranged into an integrated structure.

As shown in fig. 3, the linkage assembly 2 includes a first linkage block 22, a second linkage block 24, and a third linkage block 25. The linkage blocks are all plate bodies with radian, and through holes for penetrating the connecting shafts are formed in the two ends of the linkage blocks. One ends of the first linkage block 22 and the second linkage block 24 are hinged to the fixed base 11 through a first connecting shaft 13, the other ends of the first linkage block 22 and the second linkage block 24 are hinged to one end of a third linkage block 25 through a connecting shaft, and the other end of the third linkage block 25 is hinged to the moving body 3. The movable body 3 can rotate relative to the fixed body 1 through the linkage assembly 2.

As shown in fig. 4 to 6, the movable body 3 is composed of a movable base 33, a movable base first fixing block 31, and a movable base second fixing block 32. Wherein, the middle part of the movable base 33 is provided with a hollow cavity, and both ends are provided with connecting plates used for connecting with the door leaf.

The damper device 5 is disposed in the motor body 3, and the damper device 5 includes a damper slider 51 and a damper 52. The movable base second fixed block 32 is fixed on the movable base 33, a sliding space which is provided with an opening and is used for the damping sliding block 51 to slide along the depth direction is formed between the movable base second fixed block 32 and the movable base 33, and the damping sliding block 51 is arranged in the sliding space and can slide along the depth direction of the movable machine body. The damping slider 51 is provided with an accommodating space for accommodating the damper 52, the damper 52 is arranged in the accommodating space of the damping slider, and the telescopic end of the damper extends out of the damping slider 51 and extends towards the inner side of the mobile machine body along the depth direction. In particular, the damping sliding block is a plate with a notch, the top block is arranged at one end opposite to the notch, and the damper is clamped in the notch.

A detachable top plate 53 is provided on the movable base 33, and the top plate 53 is mounted on the movable base 33 by bolts passing through the bolt holes 531. The end of the telescopic end of the damper 52 abuts against the plate surface of the top plate 53. The damping slide block is provided with a top block 511 at one end opposite to the inner side in the depth direction. The top block 511 extends out of the movable body 3 from the opening, and is not only used for buffering in contact with the fixed body, but also has a guiding function on the sliding of the damping slide block 51.

As shown in fig. 4, when the designed deceleration buffer angle is reached, the moving body 3 is driven by the linkage assembly 2 to rotate to approach the stationary body 1, wherein the top block 511 of the damping sliding block 51 contacts the stationary body 1, but the telescopic end of the damper 52 is not yet contracted.

As shown in fig. 5, in the door closed state, the moving body 3 is driven by the linking assembly 2 to rotate to be close to the stationary body 1, wherein the top block 511 of the damping slider 51 contacts the stationary body 1, and the telescopic end of the damper 52 is completely contracted.

As described above by taking a set of buffering members as an example, the buffering device may include a plurality of sets of buffering members, and the plurality of sets of buffering members may be disposed in parallel on the movable body 3. Although the above description has been made with the damping device disposed on the moving body 3, the present invention does not exclude that the damping member may be disposed on the stationary body 1, or a plurality of sets of damping members may be disposed on the moving body and the stationary body, respectively, and the specific arrangement is the same, and will not be described in detail herein.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a door hinge buffer, door hinge is including articulated organism of deciding and moving the organism, a serial communication port, buffer (5) are including many sets of buffering component, and every set of buffering component sets up and is moving organism (3) or deciding in organism (1), and wherein, every set of buffering component includes:

the damping sliding block (51) is assembled in the movable machine body or the fixed machine body in a sliding mode along the depth direction of the movable machine body or the fixed machine body where the damping sliding block is located;

and the damper (52) is arranged in the damping slide block, and the telescopic end of the damper extends out of the damping slide block and extends towards the inner side of the movable machine body or the fixed machine body where the damping slide block is located along the depth direction.

2. A door hinge buffering device according to claim 1, wherein each buffering member is provided in the movable body (3), wherein each buffering member comprises:

a damping slider (51) which is slidably fitted in the motor body in the depth direction of the motor body;

and the damper (52) is arranged in the damping slide block, and the telescopic end of the damper extends out of the damping slide block and extends towards the inner side of the movable machine body along the depth direction.

3. The door hinge buffering device according to claim 1 or 2,

the damping slide block is provided with a cavity, and the damper is arranged in the cavity, so that the telescopic end of the damper extends out of the cavity.

4. The door hinge buffering device according to claim 3,

damping slider be in the depth direction with the inboard relative one end is equipped with the kicking block, damping slider is the plate that has the breach, the kicking block set up with the opposite one end of breach, just the attenuator centre gripping is in the breach.

5. The door hinge cushioning device of claim 1 or 2, wherein the door hinge further comprises a linkage assembly,

the fixed machine body (1) is a hollow shell, and a first connecting shaft (13) is arranged in the fixed machine body along the length direction;

the linkage assembly (2) comprises a first linkage block (22), a second linkage block (24) and a third linkage block (25), one ends of the first linkage block (22) and the second linkage block (24) are hinged to the fixed machine body through the first connecting shaft (13), the other ends of the first linkage block (22) and the second linkage block (24) are hinged to one end of the third linkage block (25), and the other end of the third linkage block (25) is hinged to the movable machine body (3).

6. A door hinge comprising the door hinge cushioning device of claim 1 or 2.