CN219387572U

CN219387572U - Car door limiter structure

Info

Publication number: CN219387572U
Application number: CN202320471136.5U
Authority: CN
Inventors: 毕兆军
Original assignee: Qingdao Haizheng Light Alloy Co ltd
Current assignee: Qingdao Haizheng Light Alloy Co ltd
Priority date: 2023-03-13
Filing date: 2023-03-13
Publication date: 2023-07-21
Anticipated expiration: 2033-03-13

Abstract

The utility model relates to the technical field of vehicle door limiting, in particular to a vehicle door limiter structure, which comprises a vehicle door, a pulling synchronous shaft, a sliding component and a speed reduction limiting component, wherein a sliding butt joint arm is arranged at the upper end of one side of the vehicle door, the pulling synchronous shaft is vertically arranged at one side of a carriage close to the vehicle door, supporting swing arms are horizontally arranged at the upper end and the lower end of the pulling synchronous shaft, the sliding component is movably arranged at one side of the vehicle door close to the supporting swing arms, the movable component comprises a limiting sliding seat, and a limiting sliding seat with an elastic supporting speed reduction block is arranged on a supporting vehicle door rail groove structure of the vehicle door.

Description

Car door limiter structure

Technical Field

The utility model relates to the technical field of vehicle door limiting, in particular to a vehicle door limiter structure.

Background

The vehicle door limiter is a limiting structure for a vehicle door switch, and in the closing process of a rail transit sliding plug door, the situation that collision force between two doors is large and the door switch is not tight often occurs;

in the prior art, a sliding plug door for rail transit is closed to prevent excessive collision, and the collision force is weakened by a mode that two doors are jointed with an installation rubber strip;

the operation mode can reduce the influence and noise of the collision on the vehicle door to a certain extent, but the operation mode can treat the symptoms and the root causes, and when the excessive collision happens occasionally, the operation mode still easily affects the door body or the driven electric equipment, so that the driving service life of the vehicle door is influenced.

Disclosure of Invention

The present utility model is directed to a door check structure, which solves the above-mentioned problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a door check structure, the door check structure comprising:

the upper end of one side of the vehicle door is provided with a sliding butt joint arm;

the pulling synchronous shaft is vertically arranged on one side, close to the car door, of the carriage, and the upper end and the lower end of the pulling synchronous shaft are horizontally provided with supporting swing arms;

the sliding assembly is movably arranged on one side, close to the supporting swing arm, in the vehicle door, the movable assembly comprises a limiting slide seat, and one side of the supporting swing arm is connected with the limiting slide seat;

the speed reduction limiting assembly comprises a limiting plate, and the limiting plate is horizontally inserted into the limiting slide seat.

Preferably, the door rail groove is all opened to the door in being close to support swing arm one side, and door rail groove and spacing slide are T shape structure setting, and spacing slide activity grafting is arranged in the door rail groove.

Preferably, one side of the limiting sliding seat penetrates through the vehicle door to be arranged, one side of the supporting swing arm is provided with a nail plate, and one side of the limiting sliding seat penetrates through the vehicle door to be connected with the nail plate through a plurality of screws.

Preferably, the limiting sliding seat is arranged on the upper side and the lower side of the door rail groove in a sleeved mode, supporting pulleys are arranged on the upper side and the lower side of the door rail groove in a sleeved mode, wheel grooves are respectively formed in the upper end and the lower end of the door rail groove in a horizontal mode, and the two supporting pulleys are respectively connected with the two wheel grooves in an inserted mode.

Preferably, the limit sliding seat is arranged in the side of the door rail groove and is horizontally provided with a contact groove, the limit plate is horizontally arranged in the center of one side of the door rail groove, and one side of the limit plate is inserted into the contact groove.

Preferably, spring grooves are formed in the two sides, close to the contact grooves, of the limiting sliding seat, movable guide rods are vertically arranged in the spring grooves, speed reducing blocks are vertically arranged in the spring grooves, one sides of the speed reducing blocks are movably sleeved with the movable guide rods, one sides of the movable guide rods are sleeved with high-pressure springs, one sides of the high-pressure springs are in contact with the speed reducing blocks, and one sides of the speed reducing blocks penetrate through the splicing contact grooves respectively and are in contact with one side face of the limiting plate.

Preferably, a thickened inclined plane is arranged on one side of the limiting plate, a limiting clamping groove is formed in one side of the thickened inclined plane, when two vehicle doors are closed in actual use, one side of the speed reducing block is inserted into the limiting clamping groove, and one side surface, close to the thickened inclined plane, of the limiting clamping groove is provided with an inclined plane.

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

through the spacing slide that has elastic support deceleration piece at the support door rail inslot structure of door, when the door carries out normal open and shut operation, the door rail inslot sets up supplementary spacing subassembly and slows down and spacing to the activity of door, reduces the impact speed between two doors and the termination activity of predetermined position, mechanical spacing and frictional structure, stability in use is higher, and easy operation convenient to use, and the location is accurate reliable, avoids the influence of excessive collision to actuating device.

Drawings

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

FIG. 2 is a schematic view of the portion A of FIG. 1 according to the present utility model;

FIG. 3 is a schematic view of a connection structure between a supporting swing arm and a limiting slide seat according to the present utility model;

FIG. 4 is a schematic view of a limit carriage according to the present utility model;

fig. 5 is a schematic diagram of a limiting plate structure according to the present utility model.

In the figure: the automobile door 1, a pulling synchronizing shaft 2, a supporting swing arm 3, an automobile door rail groove 4, a limiting sliding seat 5, a supporting pulley 6, a high-pressure spring 7, a movable guide rod 8, a speed reducing block 9, a contact groove 10, a limiting plate 11, a thickened inclined surface 12 and a limiting clamping groove 13.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, the present application provides the following three preferred embodiments.

Example 1

A door check structure, the door check structure comprising:

the vehicle door 1, the upper end of one side of the vehicle door 1 is provided with a sliding butt arm;

the synchronous shaft 2 is pulled, the synchronous shaft 2 is vertically arranged on one side, close to a car door, in the car, of the synchronous shaft 2, the upper end and the lower end of the synchronous shaft 2 are horizontally provided with support swing arms 3, one side, close to the support swing arms 3, in the car door 1 is provided with a car door rail groove 4, the car door rail groove 4 and a limit sliding seat 5 are in T-shaped structure, and the limit sliding seat 5 is movably inserted in the car door rail groove 4;

the sliding component is movably arranged on one side, close to the supporting swing arm 3, in the vehicle door 1, the movable component comprises a limiting sliding seat 5, one side of the supporting swing arm 3 is connected with the limiting sliding seat 5, one side of the limiting sliding seat 5 penetrates through the vehicle door 1, one side of the supporting swing arm 3 is of a bending structure, one side of the supporting swing arm 3 is provided with a nail disc, and one side of the limiting sliding seat 5 penetrates through the vehicle door 1 and is connected with the nail disc through a plurality of screws;

the speed reduction limiting assembly comprises a limiting plate 11, the limiting plate 11 is horizontally inserted into the limiting slide seat 5, the limiting slide seat 5 is horizontally arranged on one side of the door rail groove 4 and is provided with a contact groove 10, the limiting plate 11 is horizontally arranged in the center of one side of the door rail groove 4, one side of the limiting plate 11 is inserted into the contact groove 10 and is arranged in the limiting slide seat 5, spring grooves are formed in two sides of the limiting slide seat 5, movable guide rods 8 are vertically arranged in the spring grooves and are vertically provided with speed reduction blocks 9, one side of each speed reduction block 9 is movably sleeved with the movable guide rods 8, one side of each movable guide rod 8 is sleeved with a high-pressure spring 7, one side of each high-pressure spring 7 is in contact with one side of each speed reduction block 9, and one side of each speed reduction block 9 penetrates through the insertion contact groove 10 and is in contact with one side of the limiting plate 11.

Example two

On the basis of the first embodiment, the upper side and the lower side of the limiting sliding seat 5 in the door rail groove 4 are sleeved with the supporting pulleys 6, the upper end and the lower end in the door rail groove 4 are respectively provided with the wheel grooves horizontally, the two supporting pulleys 6 are respectively inserted into the two wheel grooves to be arranged, the horizontal end and the vertical end of the limiting sliding seat 5 are in cylindrical structure, and sliding is smoother.

Example III

On the basis of the second embodiment, a thickened inclined surface 12 is arranged on one side of the limiting plate 11, a limiting clamping groove 13 is formed in one side of the thickened inclined surface 12, when two vehicle doors 1 are closed in actual use, one side of the speed reducing block 9 is inserted into the limiting clamping groove 13, one side surface, close to the thickened inclined surface 12, of the limiting clamping groove 13 is provided with an inclined surface, the moving speed of the vehicle door 1 is reduced along with the contact of the speed reducing block 9 with one end of the thickened inclined surface 12 of the limiting plate 11, after the speed reducing block 9 is inserted into the limiting clamping groove 13, the vehicle door 1 is limited by the speed reducing block 9 under the abutting action of the limiting clamping groove 13, the vehicle door cannot advance, and when the vehicle door 1 is opened, the speed reducing block 9 can rebound under the action of the inclined surface to be separated from the limiting clamping groove 13.

When the sliding plug sliding door is used, the sliding butt joint arms at the upper ends of the vehicle doors 1 are used for carrying out belt or screw rod opposite pulling or separating on the two vehicle doors 1, after opposite pulling is completed, the vehicle doors 1 are pressed on a carriage to be sealed by matching with the rotation of the pulling synchronous shaft 2, when opposite pulling operation is carried out, the vehicle doors 1 slide stably along the two limit sliding seats 5, along with the gradual contact of the two vehicle doors 1, the two speed reducing blocks 9 of the limit sliding seats 5 move to the positions of the thickened inclined surfaces 12, due to the change of the thickness of the positions of the thickened inclined surfaces 12, the vehicle doors 1 move to carry out proper friction detection under the extrusion action of the high-pressure springs 7, then when the speed reducing blocks 9 pass through the thickened inclined surfaces 12 and fall into the limit clamping grooves 13, the vehicle doors 1 cannot move, the synchronous shaft 2 is pulled to drive the supporting swing arms 3 to rotate, the vehicle doors 1 are pulled towards the carriage, the quick contact collision of the two vehicle doors 1 are limited and decelerated, and the positioning is accurate and reliable.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A door limiter structure, characterized in that: the door stopper structure includes:

the automobile door (1), the upper end of one side of the automobile door (1) is provided with a sliding butt joint arm;

the pulling synchronous shaft (2) is vertically arranged on one side, close to the car door, of the carriage, and supporting swing arms (3) are horizontally arranged at the upper end and the lower end of the pulling synchronous shaft (2);

the sliding assembly is movably arranged on one side, close to the supporting swing arm (3), in the vehicle door (1), the movable assembly comprises a limiting sliding seat (5), and one side, close to the supporting swing arm (3), of the supporting swing arm is connected with the limiting sliding seat (5);

the speed reduction limiting assembly comprises a limiting plate (11), and the limiting plate (11) is horizontally inserted into the limiting sliding seat (5).

2. A door check structure according to claim 1, wherein: door rail groove (4) are all opened to door (1) in being close to support swing arm (3) one side, and door rail groove (4) and spacing slide (5) are T shape structure setting, and in spacing slide (5) activity grafting was arranged in door rail groove (4).

3. A door check structure according to claim 2, wherein: the vehicle door is characterized in that one side of the limiting sliding seat (5) penetrates through the vehicle door (1), one side of the supporting swing arm (3) is provided with a nail plate for bending, and one side of the supporting swing arm (3) is provided with a nail plate, and one side of the limiting sliding seat (5) penetrates through the vehicle door (1) and is connected with the nail plate through a plurality of screws.

4. A door check structure according to claim 3, wherein: the limiting sliding seat (5) is arranged in the door rail groove (4), the supporting pulleys (6) are sleeved on the upper side and the lower side of the door rail groove (4), the wheel grooves are respectively and horizontally formed in the upper end and the lower end of the door rail groove (4), and the two supporting pulleys (6) are respectively connected with the two wheel grooves in an inserting mode.

5. A door check structure according to claim 4, wherein: the limiting sliding seat (5) is arranged in the door rail groove (4), one side of the limiting sliding seat is horizontally provided with the contact groove (10), the limiting plate (11) is horizontally arranged in the center of one side of the door rail groove (4), and one side of the limiting plate (11) is inserted into the contact groove (10).

6. A door check structure according to claim 5, wherein: spring grooves are formed in two sides, close to the contact groove (10), of the limiting sliding seat (5), movable guide rods (8) are vertically arranged in the spring grooves, speed reducing blocks (9) are vertically arranged in the spring grooves, the movable guide rods (8) are movably sleeved on one sides of the speed reducing blocks (9), high-pressure springs (7) are sleeved on one sides of the movable guide rods (8), one sides of the high-pressure springs (7) are in contact with the speed reducing blocks (9), and one sides of the speed reducing blocks (9) are respectively penetrated through the inside of the inserting contact groove (10) and are in contact with one side face of the limiting plate (11).

7. A door check structure according to claim 6, wherein: limiting plate (11) one side is equipped with thickening inclined plane (12), and limiting clamping groove (13) have been seted up to thickening inclined plane (12) one side, and when two door (1) were closed in the in-service use, set up in reducing block (9) one side grafting limiting clamping groove (13), and be close to thickening inclined plane (12) a side in limiting clamping groove (13) and set up for the inclined plane.