CN223119767U

CN223119767U - Buffer structure of door hinge

Info

Publication number: CN223119767U
Application number: CN202422400836.2U
Authority: CN
Inventors: 钟怡彬; 付艳
Original assignee: Gucheng Zhuoyuan Machinery Co ltd
Current assignee: Gucheng Zhuoyuan Machinery Co ltd
Priority date: 2024-09-29
Filing date: 2024-09-29
Publication date: 2025-07-18
Anticipated expiration: 2034-09-29

Abstract

The utility model relates to the field of door hinges, in particular to a buffer structure of a door hinge, which comprises a first mounting plate and a second mounting plate, wherein a connecting plate is arranged on the second mounting plate, a fixed pin is arranged between the connecting plate and the first mounting plate, a first baffle and a second baffle are respectively arranged on the first mounting plate on two sides of the connecting plate, the buffer structure is provided with a fixed frame, a sliding plate, an adjusting rod, a threaded cylinder and other parts, and the buffer structure is matched with the first baffle and the second baffle through the sliding plate parts during the working process, the damping pad on the sliding plate is contacted with the damping pad on the corresponding baffle I or baffle II when the vehicle door is opened and closed, so that the damping effect is achieved, the comfort of the device in use is improved, the threaded cylinder part and the adjusting rod part are mutually matched in a rotating way, the adjusting rod part is driven to rotate, the position of the sliding plate can be adjusted, and the stable damping effect can be still achieved along with the abrasion of the damping pad.

Description

Buffer structure of door hinge

Technical Field

The utility model relates to the technical field of door hinges, in particular to a buffer structure of a door hinge.

Background

Door hinges are key components connecting the door to the vehicle body and allow the door to rotate about a hinge axis to allow the door to open and close, and are designed to allow the driver and passengers to easily enter and exit from the outside of the vehicle.

Through retrieving, chinese patent publication No. CN214886366U discloses a buffer structure of a door hinge, through setting up the ring channel at the installation pole periphery wall, by each card tip card of anticreep spare go into in the ring channel, the inboard circular arc mating surface laminating of each card tip is on the pole portion periphery wall of ring channel department and the straight face of each card tip is kept away from one side cell wall of buffer block with the ring channel and is supported against for the anticreep spare can be firmly with the installation pole link together, when the vehicle runs into violently jolting in the in-process, the anticreep spare also can link together with the installation pole and not break away from all the time.

Door hinges are a mechanical device, mainly used for connecting two solids and allowing them to rotate relatively, and existing door hinge structures are usually composed of two hinges, so that the buffer effect of the door is poor when the door is opened and closed, and therefore a new solution is needed to solve the problem.

Disclosure of utility model

Aiming at the defects of poor buffering effect of the prior door hinge in the prior art.

The utility model discloses a buffer structure of a vehicle door hinge, which comprises a first mounting plate and a second mounting plate, wherein a connecting plate is arranged on the second mounting plate, a fixing pin is arranged between the connecting plate and the first mounting plate, a first baffle plate and a second baffle plate are respectively arranged on the first mounting plates on two sides of the connecting plate, two fixing frames are symmetrically arranged on the connecting plate, sliding plates are arranged at one ends, far away from each other, of the two fixing frames, an adjusting assembly is arranged between the sliding plates and the fixing frames, and damping pads are respectively arranged on the sliding plates, the first baffle plates and the second baffle plates.

Further, the adjusting component comprises a fixed plate, the fixed plate is slidably mounted on the inner side of the fixed frame, an adjusting rod is arranged on the fixed plate and is rotationally connected with the fixed plate, a threaded cylinder is arranged at one end of the fixed frame, and the adjusting rod is in threaded connection with the threaded cylinder.

Further, the adjusting component further comprises a damping rod, one end of the damping rod is fixedly connected with the sliding plate, the other end of the damping rod penetrates through the fixing plate and is fixedly connected with the fixing plate through the U-shaped plate, a tension spring is arranged on the damping rod, one end of the tension spring is fixedly connected with the damping rod, and the other end of the tension spring is fixedly connected with the sliding plate.

Further, the damping rods are arranged at four corners of the sliding plate.

Further, two one sides of the fixed frames are provided with two-way threaded rods, the two-way threaded rods are rotatably installed on the connecting plates, and two ends of the two-way threaded rods are respectively in threaded connection with the corresponding fixed frames.

Further, two one sides of the fixed frames, which are far away from the two-way threaded rods, are provided with limiting rods, the limiting rods are installed on the connecting plates, and the limiting rods are arranged in a sliding mode with the fixed frames.

Furthermore, the limiting rod and the bidirectional threaded rod are horizontally arranged, and the limiting rod and the bidirectional threaded rod are respectively arranged in the middle of two sides of the fixed frame.

Compared with the prior art, the utility model has the following beneficial effects:

1. The utility model is provided with the fixing frame, the sliding plate, the adjusting rod, the threaded cylinder and other parts, and in the working process, the sliding plate part, the first baffle plate part and the second baffle plate part are mutually matched, so that the damping pad on the sliding plate is contacted with the corresponding damping pad on the first baffle plate or the second baffle plate when the vehicle door is opened and closed, the buffering effect is realized, the comfort of the device in use is improved, and the threaded cylinder part is mutually matched with the adjusting rod part in a rotating way to drive the adjusting rod part to rotate, thereby adjusting the position of the sliding plate and still realizing the stable buffering effect along with the abrasion of the damping pad.

2. According to the utility model, the springs, the damping rods, the bidirectional screw rods, the limiting rods and the like are arranged, the bidirectional screw rod parts are mutually matched with the limiting rod parts in the working process, the bidirectional screw rod parts are adjusted to rotate, the bidirectional screw rods drive the two fixed frames to move, so that the two sliding plates are synchronously moved, the two sliding plates are conveniently adjusted, the stress on the two sides of the fixed frames is kept uniform through the limiting rods, and the fixed frame parts and the damping rod parts are mutually matched, so that the vehicle door is further buffered when being opened and closed, and the buffering effect of the device is improved.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a cross-sectional view of a web of the present utility model;

FIG. 3 is a cross-sectional view of a fixing frame of the present utility model;

Fig. 4 is an enlarged schematic view of fig. 3a according to the present utility model.

In the figure, 1, a first mounting plate, 2, a second mounting plate, 3, a connecting plate, 4, a fixed pin, 5, a first baffle, 6, a second baffle, 7, a fixed frame, 8, a bidirectional threaded rod, 9, a limiting rod, 10, a sliding plate, 11, a fixed plate, 12, a damping rod, 13, a tension spring, 14, an adjusting rod, 15 and a threaded cylinder.

Detailed Description

Various embodiments of the present utility model are disclosed in the following drawings, which are presented in sufficient detail to provide a thorough understanding of the present utility model. However, it should be understood that these physical details should not be used to limit the utility model. That is, in some embodiments of the present utility model, these physical details are not necessary. Moreover, for the sake of simplicity of illustration, some well-known and conventional structures and components are shown in the drawings in a simplified schematic manner.

Referring to fig. 1, 2 and 3, the buffer structure of the door hinge of the present utility model includes a first mounting plate 1, a second mounting plate 2 provided with a connecting plate 3, a fixing pin 4 provided between the connecting plate 3 and the first mounting plate 1, a first baffle 5 and a second baffle 6 provided on the first mounting plate 1 on both sides of the connecting plate 3, two fixing frames 7 symmetrically provided on the connecting plate 3, a sliding plate 10 provided at one end of the two fixing frames 7 far from each other, an adjusting assembly provided between the sliding plate 10 and the fixing frames 7, and damping pads provided on the sliding plate 10, the first baffle 5 and the second baffle 6.

In the working process, along with the relative rotation between the first mounting plate 1 and the second mounting plate 2, the connecting plate 3 rotates around the fixed pin 4, the connecting plate 3 drives the fixed frame 7 and the sliding plate 10 to move along, when the sliding plate 10 is blocked by the first baffle plate 5 or the second baffle plate 6, the sliding plate stops, and meanwhile, a damping pad on the sliding plate 10 is in contact with a damping pad on the corresponding first baffle plate 5 or the second baffle plate 6 to buffer the damping pad, so that the comfort of the device in use is improved, and impact damage is avoided.

As shown in fig. 3, the adjusting assembly comprises a fixed plate 11, the fixed plate 11 is slidably mounted on the inner side of a fixed frame 7, an adjusting rod 14 is arranged on the fixed plate 11, the adjusting rod 14 is rotatably connected with the fixed plate 11, a threaded cylinder 15 is arranged at one end of the fixed frame 7, the adjusting rod 14 is in threaded connection with the threaded cylinder 15, a worker drives the adjusting rod 14 to rotate through a screwdriver tool, the adjusting rod 14 rotates on the fixed plate 11, meanwhile, the adjusting rod 14 moves on the adjusting rod 14 and pushes the fixed plate 11 to move in a following manner, and therefore the position of the fixed plate 11 is adjusted.

As shown in fig. 3 and 4, the adjusting assembly further comprises a damping rod 12, one end of the damping rod 12 is fixedly connected with the sliding plate 10, the other end of the damping rod 12 penetrates through the fixed plate 11 and is fixedly connected with the fixed plate 11 through a U-shaped plate, a tension spring 13 is arranged on the damping rod 12, one end of the tension spring 13 is fixedly connected with the damping rod 12, the other end of the tension spring 13 is fixedly connected with the sliding plate 10, the fixed plate 11 moves and drives the sliding plate 10 to move through the damping rod 12 and the tension spring 13, so that the position of the sliding plate 10 is adjusted, and when the sliding plate 10 is blocked by the first baffle plate 5 or the second baffle plate 6, the damping rod 12 and the tension spring 13 are matched with each other to make further buffering, so that stability of the device is improved, and impact damage to the device is reduced.

In a preferred embodiment, the damping rods 12 are provided with four, four damping rods 12 are arranged at four corners of the sliding plate 10, so that the sliding plate 10 is stressed uniformly when impacted, one sides of the two fixed frames 7 are provided with two-way threaded rods 8, the two-way threaded rods 8 are rotatably mounted on the connecting plate 3, two ends of the two-way threaded rods 8 are respectively in threaded connection with the corresponding fixed frames 7, a worker adjusts the rotation of the two-way threaded rods 8, the two-way threaded rods 8 drive the two fixed frames 7 to move relatively, the distance between the two fixed frames 7 is adjusted, the sliding plate 10 is synchronously adjusted, and convenience in use is improved.

As shown in fig. 2, one side of the two fixing frames 7 far away from the bidirectional threaded rod 8 is provided with a limiting rod 9, the limiting rod 9 is installed on the connecting plate 3, the limiting rod 9 and the fixing frames 7 are arranged in a sliding mode, the fixing frames 7 slide on the limiting rod 9 while moving, the positions of the fixing frames 7 are limited through the limiting rod 9, stability in the working process of the fixing frames 7 is maintained, the limiting rod 9 and the bidirectional threaded rod 8 are horizontally arranged, and the limiting rod 9 and the bidirectional threaded rod 8 are respectively arranged in the middle of two sides of the fixing frames 7.

The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principle of the present utility model, should be included in the scope of the claims of the present utility model.

Claims

1. A buffer structure of a vehicle door hinge comprises a first mounting plate (1) and a second mounting plate (2) and is characterized in that a connecting plate (3) is arranged on the second mounting plate (2), a fixing pin (4) is arranged between the connecting plate (3) and the first mounting plate (1), a first baffle (5) and a second baffle (6) are respectively arranged on the first mounting plate (1) on two sides of the connecting plate (3), two fixing frames (7) are symmetrically arranged on the connecting plate (3), sliding plates (10) are arranged at one ends, far away from each other, of the fixing frames (7), an adjusting assembly is arranged between the sliding plates (10) and the fixing frames (7), and damping pads are respectively arranged on the first baffle (5) and the second baffle (6).

2. The buffer structure of a vehicle door hinge according to claim 1, wherein the adjusting assembly comprises a fixed plate (11), the fixed plate (11) is slidably mounted on the inner side of the fixed frame (7), an adjusting rod (14) is arranged on the fixed plate (11), the adjusting rod (14) is rotatably connected with the fixed plate (11), a threaded cylinder (15) is arranged at one end of the fixed frame (7), and the adjusting rod (14) is in threaded connection with the threaded cylinder (15).

3. The buffer structure of a vehicle door hinge according to claim 2, wherein the adjusting assembly further comprises a damping rod (12), one end of the damping rod (12) is fixedly connected with the sliding plate (10), the other end of the damping rod (12) penetrates through the fixing plate (11) and is fixedly connected with the fixing plate (11) through a U-shaped plate, a tension spring (13) is arranged on the damping rod (12), one end of the tension spring (13) is fixedly connected with the damping rod (12), and the other end of the tension spring (13) is fixedly connected with the sliding plate (10).

4. A buffering structure for a door hinge according to claim 3, wherein four damping rods (12) are provided, and four damping rods (12) are provided at four corners of the sliding plate (10).

5. The buffer structure of the vehicle door hinge according to claim 1, wherein one side of each of the two fixing frames (7) is provided with a bidirectional threaded rod (8), the bidirectional threaded rods (8) are rotatably mounted on the connecting plate (3), and two ends of each of the bidirectional threaded rods (8) are respectively in threaded connection with the corresponding fixing frame (7).

6. The buffer structure of the vehicle door hinge according to claim 5, wherein a limiting rod (9) is arranged on one side, away from the two-way threaded rod (8), of the two fixed frames (7), the limiting rod (9) is installed on the connecting plate (3), and the limiting rod (9) and the fixed frames (7) are arranged in a sliding mode.

7. The buffer structure of the vehicle door hinge according to claim 6, wherein the limiting rod (9) and the bidirectional threaded rod (8) are horizontally arranged, and the limiting rod (9) and the bidirectional threaded rod (8) are respectively arranged in the middle of two sides of the fixed frame (7).