CN217151622U

CN217151622U - Swing rising type door opening device of bogie apron board

Info

Publication number: CN217151622U
Application number: CN202220754750.8U
Authority: CN
Inventors: 谈源; 周敏杰; 王师佑; 汤娟
Original assignee: Changzhou New Intelligent Technology Co Ltd
Current assignee: Changzhou New Intelligent Technology Co Ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2022-08-09
Anticipated expiration: 2032-03-31

Abstract

The utility model relates to a technical field that opens the door especially relates to a formula door opener that rises in swing of bogie skirtboard, include: the connecting bracket is fixedly connected with the underframe of the vehicle body; the lifting mechanism comprises a limiting seat arranged on the connecting support, a connecting seat fixedly connected with the apron board and a swinging assembly hinged between the limiting seat and the connecting seat; the gas spring is arranged close to the limiting seat, the fixed end of the gas spring is hinged to the connecting support, and the driving end of the gas spring is used for driving the swinging assembly to rotate around a hinged point on the limiting seat to drive the apron board to be opened or closed. The utility model discloses a linking bridge and the setting of mechanism that rises, swing subassembly articulate between spacing seat and connecting seat, and air spring drive swing subassembly swings to drive the skirtboard and open or close, avoided the whole dismantlement of skirtboard, improved maintenance efficiency.

Description

Swing rising type door opening device of bogie apron board

Technical Field

The utility model relates to a technical field that opens the door especially relates to a formula door opener that rises in swing of bogie skirtboard.

Background

With the continuous development of the light weight trend of high-speed trains, composite materials such as carbon fibers and glass fibers are gradually applied to cabin bodies of the trains, and for equipment cabins of the trains, bogie apron plate structures are generally needed to be adopted to protect bogie structures under the trains.

One end of the apron board is fixedly connected to the bogie through a bolt in the prior art, and the other end of the apron board is fixedly welded to the vehicle body, so that the purpose of protecting the bogie structure under the vehicle is achieved. But because the lower car needs to have great space when overhauing equipment, consequently the skirtboard need dismantle completely, and the efficiency when causing the equipment to overhaul is lower.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a formula door opener that rises in swing of bogie skirtboard to solve the problem among the background art.

In order to achieve the above purpose, the utility model adopts the technical scheme that: a swing-up door opening device for a bogie apron, comprising: the connecting bracket is fixedly connected with the underframe of the vehicle body;

the lifting mechanism comprises a limiting seat arranged on the connecting support, a connecting seat fixedly connected with the apron board and a swinging assembly hinged between the limiting seat and the connecting seat;

the gas spring is arranged close to the limiting seat, the fixed end of the gas spring is hinged to the connecting support, and the driving end of the gas spring is used for driving the swinging assembly to rotate around a hinged point on the limiting seat to drive the apron board to be opened or closed.

Furthermore, a side surface of the connecting support facing the apron board is provided with a limiting supporting point.

Furthermore, the swing assembly comprises a driving swing rod, a driven swing rod and a switching rod;

the two end parts of the driving swing rod and the driven swing rod are hinged to the limiting seat and the connecting seat, the adapter rod and the driving swing rod are coaxially hinged to the limiting seat, the middle position of the adapter rod is connected with the driving swing rod through a guide shaft, and the free end of the adapter rod is hinged to the driving end of the air spring.

Furthermore, an arc-shaped limiting groove is formed in the limiting seat, and the circle center of the arc-shaped limiting groove is overlapped with the hinge point of the driving swing rod on the limiting seat;

and the guide shaft is arranged in the arc-shaped limiting groove.

Furthermore, the connecting line of the two hinge points on the limiting seat is parallel to the connection of the two hinge points on the connecting seat.

Furthermore, the distance between two hinge points of the driving swing rod and the driven swing rod on the limiting seat is equal to the distance between two hinge points on the connecting seat.

Furthermore, the driving swing rod and the adapter rod are arranged on two sides of the limiting seat, and the swing plane of the driving swing rod is parallel to the swing plane of the adapter rod.

Furthermore, one end of the driven swing rod hinged to the limiting seat and the end of the driving swing rod are located on the same side, and one end of the driven swing rod hinged to the connecting seat and the connecting rod are located on the same side.

Furthermore, the arc-shaped limiting groove comprises a first adjusting section, a second adjusting section and a third adjusting section, and the sum of the swing angles of the first adjusting section and the third adjusting section is smaller than the swing angle of the second adjusting section.

Furthermore, the joint of the adapter rod close to the driving end of the gas spring is provided with an avoiding groove.

The utility model has the advantages that: the utility model discloses a linking bridge and the setting of mechanism that rises, swing subassembly articulate between spacing seat and connecting seat, and air spring drive swing subassembly swings to drive the skirtboard and open or close, avoided the whole dismantlement of skirtboard, improved maintenance efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a schematic structural view of a swing-type door opening device according to an embodiment of the present invention;

fig. 2 is a schematic view of a closed state of the swing-up type door opening device in the embodiment of the present invention;

fig. 3 is a schematic view of a half-open state of a swing-up type door opening device according to an embodiment of the present invention;

fig. 4 is a schematic view of the fully opened state of the swing-up door opener according to the embodiment of the present invention;

fig. 5 is a partially enlarged view of a portion a of fig. 3.

Reference numerals: 10. connecting a bracket; 11. limiting a supporting point; 20. a limiting seat; 21. an arc-shaped limiting groove; 211. a first conditioning segment; 212. a second conditioning section; 213. a third conditioning section; 30. a connecting seat; 40. a swing assembly; 41. driving a swing rod; 42. a driven swing rod; 43. a transfer lever; 431. an avoidance groove; 50. a gas spring; 00. a vehicle body underframe; 01. and (4) skirting boards.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The swing-up door opening device of the bogie apron shown in fig. 1 to 5 includes: a connecting bracket 10 fixedly connected with the vehicle body chassis 00; the lifting mechanism comprises a limiting seat 20 arranged on the connecting support 10, a connecting seat 30 fixedly connected with the apron board 01, and a swinging assembly 40 hinged between the limiting seat 20 and the connecting seat 30; wherein, a gas spring 50 is arranged near the limiting seat 20, the fixed end of the gas spring 50 is hinged on the connecting support 10, and the driving end thereof is used for driving the swinging component 40 to rotate around the hinged point on the limiting seat 20 to drive the skirt board 01 to open or close.

The utility model discloses well linking bridge 10 is fixed on automobile body chassis 00, and spacing seat 20 is fixed on linking bridge 10, and connecting seat 30 is fixed on apron board 01, and swing assembly 40's both ends articulate respectively on spacing seat 20 and connecting seat 30, and air spring 50's one end articulates on spacing seat 20, and the other end is used for driving swing assembly 40 action, realizes opening or closing of apron board. The utility model discloses a linking bridge 10 and the setting of mechanism that rises, swing subassembly 40 articulates between spacing seat 20 and connecting seat 30, and the swing of gas spring 50 drive swing subassembly 40 to drive apron board 01 and open or close, avoided the whole dismantlement of apron board 01, improved maintenance efficiency.

The utility model discloses in the preferred embodiment, linking bridge 10 is equipped with spacing strong point 11 in a side towards skirtboard 01, makes skirtboard 01 play the supporting role to the skirtboard 01 inside when the locking, guarantees the ability that the pneumatic load was born to the skirtboard 01 outside.

In the preferred embodiment of the present invention, the swing assembly 40 includes a driving swing link 41, a driven swing link 42 and an adapter lever 43; the two end parts of the driving swing rod 41 and the driven swing rod 42 are hinged on the limiting seat 20 and the connecting seat 30, the adapter rod 43 and the driving swing rod 41 are coaxially hinged on the limiting seat 20, the middle position of the adapter rod 43 is connected with the driving swing rod 41 through a guide shaft, and the free end of the adapter rod 43 is hinged with the driving end of the air spring 50. The connecting line of the two hinge points on the limiting seat 20 is parallel to the connection of the two hinge points on the connecting seat 30. The distance between the two hinge points of the driving swing link 41 and the driven swing link 42 on the limiting seat 20 is equal to the distance between the two hinge points on the connecting seat 30.

Specifically, one end of the driving swing rod 41 and one end of the driven swing rod 42 are hinged to the limiting seat 20, the other end of the driving swing rod 41 and the other end of the driven swing rod 42 are hinged to the connecting seat 30, the driving swing rod 41 and the driven swing rod 42 form a parallelogram at four hinged points, the driving swing rod 41 and the driven swing rod 42 are synchronously driven through the adapter rod 43, the driving swing rod 41 drives the apron board 01 to be opened towards the outer side along the arc direction, the apron board 01 is prevented from being turned over in the opening process due to the arrangement of the driven swing rod 42, and the apron board 01 is guaranteed to be stably opened along the ascending direction all the time.

On the basis of the above embodiment, the limiting seat 20 is provided with the arc-shaped limiting groove 21, and the circle center of the arc-shaped limiting groove 21 coincides with the hinge point of the driving swing rod 41 on the limiting seat 20; and the guide shaft is arranged in the arc-shaped limiting groove 21.

Specifically, through the setting of arc spacing groove 21, the extreme position that restriction skirtboard 01 opened and shut avoids skirtboard 01 to open the damage of in-process to the automobile body surface, and to the influence of equipment cabin inner bogie when closing, has reduced the debugging time, has prolonged skirtboard 01's life.

In the preferred embodiment of the present invention, the driving swing link 41 and the adapting rod 43 are disposed on two sides of the limiting seat 20, and the swing plane of the driving swing link 41 is parallel to the swing plane of the adapting rod 43. One end of the driven swing rod 42 hinged to the limiting seat 20 is located on the same side as the driving swing rod 41, and one end of the driven swing rod 42 hinged to the connecting seat 30 is located on the same side as the adapting rod 43. In order to avoid the interference between the gas spring 50 and the adapting rod 43, an avoiding groove is formed at the hinged position of the adapting rod 43 close to the driving end of the gas spring 50.

Specifically, set up drive pendulum rod 41 and changeover lever 43 in the both sides of spacing seat 20, the driven stability has been guaranteed, and be favorable to the control of the apron board 01 state that opens and shuts, articulate driven pendulum rod 42 and drive pendulum rod 41 respectively in the both sides of connecting seat 30, and the driven pendulum rod 42 other end articulates the homonymy at spacing seat 20 with drive pendulum rod 41, stability when having guaranteed apron board 01 to open and shut, avoided the drive pendulum rod 41 to open and shut the interference phenomenon that produces with the driven connecting rod when reaching the maximum angle simultaneously, the driven feasibility of implementation of connecting rod structure has been guaranteed.

As a preference of the above embodiment, the arc-shaped limiting groove 21 includes a first adjusting segment 211, a second adjusting segment 212 and a third adjusting segment 213, and the sum of the swing angles of the first adjusting segment 211 and the third adjusting segment 213 is smaller than the swing angle of the second adjusting segment 212.

Specifically, when the gas spring 50 drives the driving swing rod 41 to rotate at the first adjusting section 211, the skirt board 01 is opened downwards and outwards, and before the skirt board 01 is opened upwards, the skirt board 01 moves downwards to separate the skirt board 01 from the contact of the underframe 00 of the vehicle body, so that the pre-opening effect is achieved, and the phenomenon of dead locking of the underframe and the skirt board 01 caused by direct opening is avoided; and when the gas spring 50 drives the driving swing rod 41 to rotate in the second adjusting section 212, the apron board 01 is opened upwards and outwards, so that the apron board 01 is ensured to ascend synchronously when opened outwards, and finally, when the gas spring 50 drives the driving swing rod 41 to rotate in the second adjusting section 212, the apron board 01 moves upwards and inwards, so that the apron board 01 moves towards the interior of the vehicle body when the highest point of the apron board 01 ascends, the occupied space of the apron board 01 is further reduced, and the overhauling space is increased.

It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A swing-up door opening device for a skirt of a bogie, comprising:

a connecting bracket (10) fixedly connected with a vehicle body underframe (00);

the lifting mechanism comprises a limiting seat (20) arranged on the connecting support (10), a connecting seat (30) fixedly connected with the apron board (01), and a swinging assembly (40) hinged between the limiting seat (20) and the connecting seat (30);

the air spring (50) is arranged at a position close to the limiting seat (20), the fixed end of the air spring (50) is hinged to the connecting support (10), and the driving end of the air spring is used for driving the swinging assembly (40) to rotate around a hinged point on the limiting seat (20) to drive the apron board (01) to be opened or closed.

2. Swing-up door opening device according to the skirt of a bogie as per claim 1, characterised in that the connecting bracket (10) is provided with a limit support point (11) on the side facing the skirt (01).

3. Swing-up door opening device of the bogie apron according to claim 1, characterized in that the swing assembly (40) comprises a driving pendulum (41), a driven pendulum (42) and a transfer lever (43);

the two end parts of the driving swing rod (41) and the driven swing rod (42) are hinged to the limiting seat (20) and the connecting seat (30), the adapter rod (43) and the driving swing rod (41) are coaxially hinged to the limiting seat (20), the middle position of the adapter rod (43) is connected with the driving swing rod (41) through a guide shaft, and the free end of the adapter rod (43) is hinged to the driving end of the air spring (50).

4. The swing ascending door opening device of the bogie skirtboard according to claim 3, wherein an arc-shaped limiting groove (21) is arranged on the limiting seat (20), and the center of the arc-shaped limiting groove (21) coincides with the hinge point of the driving swing rod (41) on the limiting seat (20);

and the guide shaft is arranged in the arc-shaped limiting groove (21).

5. Device according to claim 3, characterized in that the connecting line of the two hinge points of the limiting seat (20) is arranged parallel to the connection of the two hinge points of the connecting seat (30).

6. Door opener according to claim 5, characterized in that the distance between the two hinge points of the driving rocker (41) and the driven rocker (42) on the limiting seat (20) is equal to the distance between the two hinge points on the connecting seat (30).

7. Door opener according to claim 6, characterized in that the drive rocker (41) and the adapter lever (43) are arranged on both sides of the stop (20) and that the plane of oscillation of the drive rocker (41) is parallel to the plane of oscillation of the adapter lever (43).

8. Swing-up door opening device according to the skirt of a bogie as per claim 7, characterised in that the end of the driven swing link (42) hinged to the limit seat (20) is located on the same side as the driving swing link (41), and the end of the driven swing link (42) hinged to the connection seat (30) is located on the same side as the adapter lever (43).

9. The device according to claim 4, characterized in that the arc-shaped limiting groove (21) comprises a first adjusting section (211), a second adjusting section (212) and a third adjusting section (213), and the sum of the swing angles of the first adjusting section (211) and the third adjusting section (213) is smaller than the swing angle of the second adjusting section (212).

10. A device according to claim 8, characterized in that the adapter rod (43) is provided with an avoiding groove near the hinge at the driving end of the gas spring (50).