CN213359737U

CN213359737U - Electric inner swing door driving mechanism

Info

Publication number: CN213359737U
Application number: CN202021493758.0U
Authority: CN
Inventors: 林会明; 杨国光; 秦从树
Original assignee: Jiangsu Huimin Traffic Facility Co ltd
Current assignee: Jiangsu Huimin Traffic Facility Co ltd
Priority date: 2020-07-24
Filing date: 2020-07-24
Publication date: 2021-06-04
Anticipated expiration: 2030-07-24

Abstract

The utility model discloses an electronic inner swing door actuating mechanism, actuating mechanism includes: the device comprises a crank (1), a connecting rod assembly (2), an electric door driving module (3), a driving arm (4), an elastic compensation connecting rod assembly (5) and a crank (6); adopt the utility model discloses an electronic two inner swing door actuating mechanism has solved the sequence action of a motor drive two inner swing passenger door leaves and the not-in-place problem of single inner swing passenger door leaf switch effectively, has established the basis for the electronic inner swing passenger door of the pure [ electric ] motor coach of no air supply promotes on a large scale.

Description

Electric inner swing door driving mechanism

Technical Field

The utility model relates to a passenger door's of public transport vehicle actuating mechanism specifically is electronic inner swing door actuating mechanism.

Background

The opening and closing of a passenger door of a vehicle in the field of public transport generally adopts a pneumatic or electric driving mode, domestic inner swing doors generally adopt pneumatic inner swing doors, the opening and closing of door leaves are driven through an air cylinder, the electric inner swing doors are opened and closed through a motor, two doors are generally arranged in one door opening of a bus, one motor needs to drive the two doors to move simultaneously, and the two doors are opened and closed sequentially. In the prior art, transmission mechanisms of passenger doors are all in rigid connection, and door shafts are not provided with angle compensation devices, so that the problems of door opening and closing sequence and opening and closing in place are difficult to realize, and the situations that the opening and closing process of the passenger doors is not smooth and the opening and closing of a single door are not in place are caused.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that a motor simultaneously drives two doors in the prior art, the sequential action of the two doors and the switch in place cannot be realized, the utility model provides a compensation device, which is provided with an elastic compensation device on the transmission mechanism of one door.

Note that, the left, right, upper and lower parts of the present invention are only for distinguishing the respective components and for convenience of description, and do not have any particular limitation on the orientation of the respective components.

The utility model provides an electronic interior swing door actuating mechanism, includes first crank (1), link assembly (2), electrically operated door drive module (3), drive arm (4), elasticity compensation link assembly (5), second crank (6).

The driving arm (4) is fixed on the output shaft of the electric door driving module (3) and rotates along with the output shaft of the electric door driving module (3); the driving arm (4) is connected with the connecting rod component (2) through a pin shaft; the connecting rod component (2) is connected with the first crank (1) through a pin shaft; the first crank (1) is connected with the left door rotating shaft through a spline and drives the left door rotating shaft to rotate; the driving arm (4) is connected with the elastic compensation connecting rod component (5) through a pin shaft; the elastic compensation connecting rod component (5) is connected with the second crank (6) through a pin shaft; the second crank (6) is connected with the right door rotating shaft through a spline and drives the right door rotating shaft to rotate. The left door rotating shaft (7) and the right door rotating shaft (8) are respectively connected with the left door leaf and the right door leaf and can drive the left door leaf and the right door leaf to open and close.

An elastic compensating connecting rod assembly, where elasticity is within a broad range, wherein an elastic member is connected to the sleeve or the mandrel; the elastic component is a spring, a tension spring, an elastic material and an air spring; the elastic component can also adopt a component structure with elasticity such as air damping or hydraulic damping. The elastic material is an elastic material such as rubber or polyurethane.

Preferably, taking a spring as an example, the elastic compensation connecting rod assembly (5) comprises a connecting rod (5.1), a mandrel (5.2), a spring adjusting nut (5.3), a spring guide sleeve (5.4), a spring (5.5), a limiting pin shaft (5.6), a sleeve (5.7), a spring cushion cover (5.8) and a rod end bearing (5.9).

Further preferred technical scheme, dabber (5.2) pass through threaded connection, spring adjusting nut (5.3) and sleeve pipe (5.7) pass through threaded connection with connecting rod (5.1), dabber (5.2) can be along the axis motion in the hole of spring adjusting nut (5.3), spring guide pin bushing (5.4) cover is on spring adjusting nut (5.3), spring (5.5) cover is in the middle of spring guide pin bushing (5.4) and spring cushion cover (5.8), dabber (5.2) dress is along the axis motion in the hole of sleeve pipe (5.7), spring cushion cover (5.8) link to each other with spacing round pin axle (5.6), spacing round pin axle (5.6) are along the axis motion in the spacing inslot of sleeve pipe (5.7), sleeve pipe (5.7) and rod end bearing pass through threaded connection.

In the technical scheme of the utility model, the center distances of the first crank and the second crank are different, and the center distances of the connecting rod assembly and the elastic compensation connecting rod assembly are also different; the center distance of the elastic compensation connecting rod assembly can be changed; the electric inner swing door driving mechanism is provided with a motor, and the motor is adopted to simultaneously control two door leaves through a connecting rod assembly and an elastic compensation connecting rod assembly, so that sequential actions and opening and closing in place are realized. Adopt the utility model discloses an electronic two inner swing door actuating mechanism has solved the sequence action of two inner swing passenger door leaves of a motor drive and the not-in-place problem of single inner swing passenger door leaf switch effectively, has established the basis for the electronic inner swing passenger door of the pure [ electric ] motor coach of no air supply promotes on a large scale.

Drawings

Fig. 1 is a front view of an electric swing-in door mechanism according to an embodiment of the present invention.

Fig. 2 is a top view of the electric swing-in door mechanism according to the embodiment of the present invention.

FIG. 3 is a schematic view of an elastic compensation link assembly 5 of the electric inner swing door mechanism according to the embodiment of the present invention

Fig. 4 is an exploded view of the elastic compensation link assembly 5 of the electric swing-in door mechanism according to the embodiment of the present invention.

Detailed Description

The invention is further described below with reference to the figures and specific embodiments.

As shown in fig. 1 and 2, an electric inner swing door driving mechanism is composed of a first crank 1, a connecting rod assembly 2, an electric door driving module 3, a driving arm 4, an elastic compensation connecting rod assembly 5, and a second crank 6.

As shown in fig. 2, the driving arm 4 is fixed on the output shaft of the electric door driving module 3 and rotates together with the output shaft of the electric door driving module 3, the driving arm 4 is connected with the connecting rod assembly 2 through a pin, the connecting rod assembly 2 is connected with the first crank 1 through a pin, the first crank 1 is connected with the left door rotating shaft 7 through a spline and drives the left door rotating shaft 7 to rotate, the driving arm 4 is connected with the elastic compensation connecting rod assembly 5 through a pin, the elastic compensation connecting rod assembly 5 is connected with the second crank 6 through a pin, and the second crank 6 is connected with the right door rotating shaft 8 through a spline and drives the right door rotating shaft 8 to rotate.

As shown in fig. 3 and 4, the elastic compensation connecting rod assembly 5 includes a connecting rod 5.1, a mandrel 5.2, a spring adjusting nut 5.3, a spring guide sleeve 5.4, a spring 5.5, a limit pin 5.6, a sleeve 5.7, a spring cushion 5.8, and a rod end bearing 5.9.

The core shaft 5.2 is in threaded connection with the connecting rod 5.1, the spring adjusting nut 5.3 is in threaded connection with the sleeve 5.7, the core shaft 5.2 can move along the axis in an inner hole of the spring adjusting nut 5.3, the spring guide sleeve 5.4 is sleeved on the spring adjusting nut 5.3, the spring 5.5 is sleeved between the spring guide sleeve 5.4 and the spring cushion sleeve 5.8, the core shaft 5.2 is arranged in the inner hole of the sleeve 5.7 and moves along the axis, the spring cushion sleeve 5.8 is connected with the limit pin 5.6, the limit pin 5.6 moves along the axis in a limit groove of the sleeve 5.7, and the sleeve 5.7 is connected with the rod end bearing through threads.

When the electric door driving module 3 works, the output shaft of the electric door driving module rotates along the arrow direction, the output shaft of the electric door driving module drives the driving arm 4 to rotate, and the driving arm 4 drives: the connecting rod assembly 2 and the elastic compensation connecting rod assembly 5 move, the connecting rod assembly 2 drives the first crank 1 to rotate, and the first crank 1 drives the left door rotating shaft to rotate; the elastic compensation connecting rod assembly drives the second crank 6 to move, so that the door is opened and closed.

When opening the door, the driving arm 4 rotates clockwise: the connecting rod assembly 2 moves towards the door opening direction under the action of the driving arm 4, and the first crank 1 synchronously rotates towards the door opening direction along the left door rotating shaft 7 under the driving of the connecting rod assembly 2; the right connecting rod 5.1 of the elastic compensation connecting rod assembly 5 moves rightwards, the center distance of the elastic compensation connecting rod assembly 5 is shortened, the rod end bearing 5.9 stops temporarily, the functions that the left door is opened firstly and the right door is opened later are achieved, and the movement distance of the connecting rod assembly 2 is larger than the movement distance of the elastic compensation connecting rod assembly 5 due to the fact that the center distance of the first crank 1 is larger than the center distance of the second crank 6, and it is guaranteed that the two doors can be opened in place.

When the door is closed, the driving arm 4 rotates counterclockwise: the connecting rod assembly 2 moves towards the door closing direction under the action of the driving arm 4, and the first crank 1 rotates towards the door closing direction along the left door rotating shaft under the driving of the connecting rod assembly 2; the second crank 6 is driven by the elastic compensation connecting rod assembly 5 to rotate along the rotating shaft of the right door in the door closing direction, the center distance of the second crank 6 is smaller than that of the first crank 1, the function that the right door is closed in place firstly is achieved, the left door is not closed in place, the driving arm 4 continues to rotate anticlockwise, the center distance of the elastic compensation connecting rod assembly 5 is increased under the action of the spring, and the fact that the two doors can be closed in place is guaranteed.

Although the present invention has been described with reference to the above embodiments, it should be understood that the present invention is not limited to the above embodiments, and various changes and modifications can be made by those skilled in the art without departing from the spirit and scope of the invention. Therefore, the present invention should be subject to the definition of the protection scope of the claims of the present application.

Claims

1. The utility model provides an electronic interior swing door actuating mechanism which characterized in that: the driving mechanism comprises an electric door driving module, a driving arm, a connecting rod assembly and an elastic compensation connecting rod assembly, wherein an output shaft of the electric door driving module is connected with the driving arm, two ends of the driving arm are respectively connected with one end of the connecting rod assembly and one end of the elastic compensation connecting rod assembly, the other end of the connecting rod assembly is connected with a first crank, and the other end of the elastic compensation connecting rod assembly is connected with a second crank.

2. The power swing-in door drive mechanism of claim 1, wherein: the driving arm is fixed on an output shaft of the electric door driving module and rotates along with the output shaft of the electric door driving module, the driving arm is connected with the connecting rod assembly through a pin shaft, the connecting rod assembly is connected with the first crank through a pin shaft, and the first crank is connected with the left door rotating shaft through a spline and drives the left door rotating shaft to rotate; the driving arm is connected with the elastic compensation connecting rod assembly through a pin shaft, the elastic compensation connecting rod assembly is connected with the second crank through a pin shaft, and the second crank is connected with the right door rotating shaft through a spline and drives the right door rotating shaft to rotate.

3. An electric swing-in door driving mechanism according to claim 1 or 2, characterized in that: the elastic compensation connecting rod assembly comprises a connecting rod, a mandrel, an elastic component and a sleeve, one end of the connecting rod is connected with the driving arm, the other end of the connecting rod is connected with the mandrel, and the elastic component is connected with the mandrel or the sleeve.

4. The power inner swing door driving mechanism according to claim 3, wherein: the elastic component is a spring.

5. The power inner swing door driving mechanism according to claim 4, wherein: the elastic compensation connecting rod assembly further comprises a spring adjusting nut, a spring guide sleeve, a limiting pin shaft, a spring cushion cover and a rod end bearing; the mandrel is connected with the connecting rod, the spring adjusting nut is connected with the sleeve, the mandrel can move along the axis in the inner hole of the spring adjusting nut, the spring guide sleeve is sleeved on the spring adjusting nut, the spring sleeve is sleeved between the spring guide sleeve and the spring cushion cover, the mandrel is arranged in the inner hole of the sleeve and moves along the axis, the spring cushion cover is connected with the mandrel through a limiting pin shaft, the limiting pin shaft moves along the axis in a limiting groove of the sleeve, and the sleeve is connected with the rod end bearing.

6. The power swing-in door drive mechanism of claim 1, wherein: the center distances of the first crank and the second crank are different, and the center distances of the connecting rod assembly and the elastic compensation connecting rod assembly are also different.

7. An electric swing-in door driving mechanism according to claim 1 and claim 4, characterized in that: the centre distance of the elastic compensating connecting rod assembly can be changed.

8. The power swing-in door drive mechanism of claim 1, wherein: the electric inner swing door driving mechanism is provided with a motor, and the motor is adopted to simultaneously control the two door leaves through the connecting rod assembly and the elastic compensation connecting rod assembly, so that sequential actions of the two door leaves and the situation that the opening and closing of the single door leaf are not in place are realized.