阅读说明：本技术 电动传输单元 (Electric transmission unit ) 是由 刘文龙 伍晓山 刘娟 李建会 于 2019-10-11 设计创作，主要内容包括：本发明涉及高速铁路货运技术领域,公开了一种电动传输单元,包括底座、铰接于底座的安装座、用于调节所述安装座转动的调节件,所述安装座设有可转动的输送滚轮,所述调节件包括凸轮、支撑部、驱动所述凸轮转动的电机一。本发明具有以下优点和效果：电机一驱动凸轮正向或反向转动,使安装座向上或向下翻转,实现输送滚轮的上升或下降,输送滚轮上升后与货箱底部接触,电机二驱动输送滚轮转动,起输送货箱的作用；输送滚轮下降后与货箱底部相分离,便于货箱位置固定。(The invention relates to the technical field of high-speed railway freight, and discloses an electric transmission unit which comprises a base, a mounting seat hinged to the base, and an adjusting piece for adjusting the mounting seat to rotate. The invention has the following advantages and effects: the first motor drives the cam to rotate forwards or reversely to enable the mounting seat to turn upwards or downwards to realize the ascending or descending of the conveying roller, the conveying roller is contacted with the bottom of the container after ascending, and the second motor drives the conveying roller to rotate to play a role in conveying the container; the conveying rollers are separated from the bottom of the container after falling, so that the position of the container is convenient to fix.)

1. electric transmission unit, its characterized in that: the device comprises a base (1), a mounting seat (2) hinged to the base (1) and an adjusting piece (4) used for adjusting the rotation of the mounting seat (2), wherein the mounting seat (2) is provided with a rotatable conveying roller (3).

2. The power transfer unit of claim 1, wherein: the adjusting piece (4) comprises a cam (41), a first motor (43) for driving the cam (41) to rotate, and a supporting part (42) for contacting a curved surface of the cam (41); the cam (42) is rotatably arranged on the mounting seat (2), the first motor (43) is arranged on the mounting seat (2), the supporting part (42) is fixed on the base (1) or the cam (41) is rotatably arranged on the base (1), the first motor (43) is arranged on the base (1), and the supporting part (42) is fixed on the mounting seat (2).

3. The power transfer unit of claim 2, wherein: the supporting portion (42) comprises a seat body (421), a movable core (422) and a spring (423), a movable hole (4211) is formed in the seat body (421), the movable core (422) is inserted into the movable hole (4211), and the spring (423) is located in the movable hole (4211).

4. The power transfer unit of claim 2, wherein: the mounting seat (2) is provided with a rotating shaft (21) in a rotating mode, the cam (41) is fixed on the rotating shaft (21), the first motor (43) is installed on the mounting seat (2), and the supporting portion (42) is fixed on the base (1).

5. The power transfer unit of claim 4, wherein: a first bevel gear (431) is fixed on an output shaft of the first motor (43), a second bevel gear (211) is fixed on the rotating shaft (21), and the first bevel gear (431) is meshed with the second bevel gear (211).

6. The power transfer unit of claim 4, wherein: a worm is fixed on an output shaft of the first motor (43), a worm wheel is fixed on the rotating shaft (21), and the worm is meshed with the worm wheel.

7. The electric power transmission unit according to claim 2 or 4, characterized in that: the cam (41) is provided with a first limiting plane (411), a second limiting plane (412) and an arc-shaped transition surface (413) located between the first limiting plane (411) and the second limiting plane (412), and a third limiting plane (24) used for contacting the first limiting plane (411) or the second limiting plane (412) is arranged on the mounting seat (2).

8. The electric power transmission unit according to claim 2 or 4, characterized in that: still include elasticity piece (8) that resets, elasticity piece (8) that resets elasticity is used for driving cam (41) rotate the back makes mount pad (2) rotate downwards in order to drive conveying roller (3) descend.

9. The power transfer unit of claim 1, wherein: and the mounting seat (2) is provided with a second motor (5) for driving the conveying roller (3) to rotate.

10. The power transfer unit of claim 9, wherein: the mounting base (2) is rotatably provided with a roller shaft (22), and the conveying roller (3) is fixed on the roller shaft (22); be equipped with gear train (6) of transmission power on mount pad (2), motor two (5) pass through gear train (6) drive gyro wheel axle (22) rotate.

11. The power transfer unit of claim 10, wherein: the gear train comprises a mounting seat (2), a gear shaft (23) is rotatably arranged on the mounting seat (2), the gear train (6) comprises a bevel gear III (61) fixed on an output shaft of the motor II (5), a bevel gear IV (62) fixed on the gear shaft (23), a transmission gear I (63) fixed on the gear shaft (23), a transmission gear II (64) fixed on the roller shaft (22), and a transmission gear III (65) rotatably arranged on the mounting seat (2), the bevel gear III (61) is meshed with the bevel gear IV (62), the transmission gear I (63) is meshed with the transmission gear III (65), and the transmission gear III (65) is meshed with the transmission gear II (64).

12. The power transfer unit of claim 1, wherein: the cargo box detection device is characterized by further comprising a sensor (7) used for sensing the cargo box, wherein the sensor (7) is installed on the installation seat (2) or the base (1).

Technical Field

The invention relates to the technical field of high-speed railway freight, in particular to an electric transmission unit.

Background

The high-speed railway has the characteristics of high speed, high safety, high punctuality rate and the like, can effectively ensure that the quick goods are delivered to the destination at the set time on time, explores the operation mode and operation scheme for carrying out quick freight transportation on the high-speed railway, can greatly meet the continuously-increased quick goods transportation requirement along with the high-speed development of the logistics industry in China, and has good social benefit and economic benefit. At present, when a container for loading goods is conveyed into a carriage of a high-speed rail motor train unit, if the conventional roller is adopted for conveying the container, the bottom of the container still contacts with the roller after the container is conveyed to a required position, and the fixing of the position of the container in the carriage is not facilitated.

Disclosure of Invention

The invention aims to provide an electric transmission unit which has the effects of facilitating conveying of a container after a conveying roller rises and facilitating fixing of the position of the container after the conveying roller falls.

The technical purpose of the invention is realized by the following technical scheme: the electric transmission unit comprises a base, a mounting seat hinged to the base and an adjusting piece used for adjusting the rotation of the mounting seat, wherein the mounting seat is provided with a rotatable conveying roller.

Through adopting above-mentioned technical scheme, when electronic transmission unit used, set up on the floor in high-speed railway EMUs carriage and hold the chamber, electronic transmission unit installation is fixed and is holding the intracavity, and after the packing box was carried to the carriage in, the mount pad upwards rotated is adjusted to the regulating part, and the transport roller on the mount pad rises the back and contacts packing box bottom, is convenient for carry the packing box. After the container is conveyed to a required position, the adjusting piece adjusts the mounting seat to rotate downwards, and the conveying rollers on the mounting seat fall and then are separated from the bottom of the container, so that the position of the container is fixed conveniently.

The invention is further provided with: the adjusting piece comprises a cam, a first motor for driving the cam to rotate and a supporting part for contacting with a curved surface of the cam; the cam rotates and sets up in the mount pad, the first motor install in on the mount pad, the supporting part is fixed in on the base or the cam rotates and sets up in on the base, the first motor install in on the base, the supporting part is fixed in on the mount pad.

By adopting the technical scheme, when the cam is rotationally arranged on the mounting seat, the first motor is arranged on the mounting seat and used for driving the cam to rotate, and the supporting part is fixed on the base and is in contact with the curved surface of the cam; when the cam is arranged on the base, the first motor is arranged on the base and used for driving the cam to rotate; the supporting part is fixed on the mounting seat and is contacted with the curved surface of the cam; the first motor drives the cam to rotate in the positive direction, the curved surface of the cam slides over the supporting part, and the mounting seat is turned upwards. The first motor drives the cam to rotate reversely, the curved surface of the cam slides through the supporting part reversely, and the mounting seat is turned downwards. The number of the cams can be one or more.

The invention is further provided with: the supporting part comprises a seat body, a movable core and a spring, the seat body is provided with a movable hole, the movable core is inserted in the movable hole, and the spring is positioned in the movable hole.

Through adopting above-mentioned technical scheme, when packing box bottom and delivery roller contacted, the mount pad received pressure and transmits the activity core for the supporting part, and activity core extrusion spring makes the spring take place deformation, and spring force drive mount pad and delivery roller have the trend of upward movement, make delivery roller can support all the time in the packing box bottom, keep suitable frictional force to the packing box of the different weight of adaptation.

The invention is further provided with: the mounting seat is rotatably provided with a rotating shaft, the cam is fixed on the rotating shaft, the first motor is installed on the mounting seat, and the supporting part is fixed on the base.

The invention is further provided with: and a first bevel gear is fixed on an output shaft of the first motor, a second bevel gear is fixed on the rotating shaft, and the first bevel gear is meshed with the second bevel gear.

By adopting the technical scheme, the first motor drives the rotating shaft to rotate through the first bevel gear and the second bevel gear, and the cam on the rotating shaft rotates along with the rotating shaft.

The invention is further provided with: an output shaft of the motor is fixedly provided with a worm, a worm wheel is fixedly arranged on the rotating shaft, and the worm is meshed with the worm wheel.

The invention is further provided with: the cam is provided with a first limiting plane, a second limiting plane and an arc transition surface located between the first limiting plane and the second limiting plane, and a third limiting plane used for contacting the first limiting plane or the second limiting plane is arranged on the mounting seat.

By adopting the technical scheme: when the cam rotates forwards, the curved surface of the cam slides over the supporting part, the two limiting planes of the cam are in three-phase contact with the two limiting planes of the mounting seat, and the cam is limited to continue rotating to play a limiting role. When the cam rotates reversely, after the curved surface of the cam slides over the supporting part, the first limit plane of the cam is in three-phase contact with the first limit plane of the mounting seat, and the cam is limited to continue rotating.

The invention is further provided with: the elastic reset piece is used for driving the cam to rotate and then enabling the mounting seat to rotate downwards so as to drive the conveying roller to descend.

Through adopting above-mentioned technical scheme, when electronic transmission unit trouble or motor outage, the elasticity drive cam that elasticity reset the piece rotates, makes the mount pad drive conveyor roller after the rotation downwards descend, and conveyor roller and packing box bottom phase separation are convenient for adopt other modes like artifical etc. transportation packing boxes.

The invention is further provided with: the mounting seat is provided with a second motor for driving the conveying roller to rotate.

Through adopting above-mentioned technical scheme, contact with the packing box bottom after conveying roller rises, the rotation of two drive conveying rollers of motor can play the effect of carrying the packing box.

The invention is further provided with: the mounting base is rotatably provided with a roller shaft, and the conveying roller is fixed on the roller shaft; and a wheel train for transmitting power is arranged on the mounting seat, and the second motor drives the roller shaft to rotate through the wheel train.

The invention is further provided with: the gear train comprises a bevel gear III fixed on an output shaft of the motor II, a bevel gear IV fixed on the gear shaft, a transmission gear I fixed on the gear shaft, a transmission gear II fixed on the roller shaft and a transmission gear III rotatably arranged on the mounting seat, wherein the bevel gear III is meshed with the bevel gear IV, the transmission gear I is meshed with the transmission gear III, and the transmission gear III is meshed with the transmission gear II.

The invention is further provided with: the container body detection device further comprises a sensor used for sensing the container body, and the sensor is mounted on the mounting seat or mounted on the base.

The invention has the beneficial effects that:

The first motor drives the cam to rotate forwards or reversely to enable the mounting base to turn upwards or downwards to achieve ascending or descending of the conveying roller, the conveying roller is contacted with the bottom of the container after ascending, and the second motor drives the conveying roller to rotate to achieve the effect of conveying the container; the conveying rollers are separated from the bottom of the container after falling, so that the position of the container is convenient to fix.

The first motor is arranged on the base or the mounting seat, and the mounting seat is driven to turn upwards or downwards by driving the cam to rotate, so that the conveying roller is driven to ascend or descend; the motor two-way belt drives the roller shaft and the conveying rollers to rotate through the belt, so that the effect of conveying the container is realized.

Supporting the cam and the mounting seat through the supporting part, and driving the cam to rotate by the motor, the mounting seat can rotate upwards or downwards, the structure is simple, and the design is exquisite.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is a schematic structural view of example 1.

Fig. 2 is a schematic structural view of the adjuster of embodiment 1.

Fig. 3 is a schematic structural view of the support portion and the cam in embodiment 1.

Fig. 4 is a schematic view showing a positional relationship between the mount and the cam in embodiment 1.

Fig. 5 is a schematic diagram of a second motor and gear train structure of embodiment 1.

In the figure, 1, a base; 2. a mounting seat; 21. a rotating shaft; 211. a second bevel gear; 22. a roller shaft; 23. a gear shaft; 24. a third limiting plane; 3. a conveying roller; 4. an adjustment member; 41. a cam; 411. a first limiting plane; 412. a second limiting plane; 413. an arc transition surface; 42. a support portion; 421. a base body; 4211. a movable hole; 422. a movable core; 423. a spring; 43. a first motor; 431. a first bevel gear; 5. a second motor; 6. a wheel train; 61. a third bevel gear; 62. a fourth bevel gear; 63. a first transmission gear; 64. a second transmission gear; 65. a third transmission gear; 7. a sensor; 8. an elastic reset piece.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to specific embodiments. It is to be understood that the described embodiments are merely a few embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present invention without any inventive step, are within the scope of the present invention.