CN221543891U - Elastic cut-in gear driving device and monorail crane conveying device - Google Patents

Abstract

The utility model discloses an elastic cut-in gear driving device and a single-rail lifting conveying device, wherein the elastic cut-in gear driving device comprises: a rack is arranged on the lower end face of the rack; the rail hanging bracket is arranged on the toothed rail and can slide along the toothed rail; the driving assembly is arranged on the track hanger and drives the gear to rotate through the rotating device; the cutting device is arranged on the track hanger and is used for pushing the driving assembly to enable the gear to be meshed with the toothed rail or pulling the driving assembly to enable the gear to be separated from the toothed rail; and the control system is connected with the cutting device and used for controlling the opening or closing of the cutting device. According to the elastic cut-in gear driving device and the monorail lifting conveying device, the cut-in device can be controlled in real time through the control system, meshing or splitting of the gear and the toothed rail can be controlled very conveniently, and therefore the whole driving device can cut in or cut out of a rail rapidly.

Description

Elastic cut-in gear driving device and monorail crane conveying device

Technical Field

The utility model relates to the technical field of monorail lifting conveying systems, in particular to an elastic cut-in gear driving device. In addition, the utility model also relates to a monorail crane conveying device comprising the gear driving device.

Background

The mining monorail crane transportation system is high-efficiency and safe underground auxiliary transportation equipment, and a driving device of the mining monorail crane transportation system is mainly divided into two types of friction wheel driving and gear driving; gear drives are in turn divided into fixed gear drives and plunge gear drives. The existing cut-in gear driving device has the advantages that products and technology are introduced into China from Germany import, the friction wheel slipping problem during large gradient or track water spraying can be well solved, the existing cut-in gear driving device is complex in design structure, high in operation difficulty and incapable of rapidly cutting in or cutting out a track.

In summary, how to achieve the purpose of fast cutting into or out of the track by the gear driving device is a problem to be solved by those skilled in the art.

Disclosure of utility model

In view of the above, the present utility model is directed to an elastic cut-in gear driving device, which can cut in or cut out a track rapidly.

Another object of the utility model is to provide a monorail crane transport system comprising a gear drive as described above.

In order to achieve the above object, the present utility model provides the following technical solutions:

An elastic plunge gear drive comprising:

a rack is arranged on the lower end face of the rack;

the rail hanging bracket is arranged on the toothed rail and can slide along the toothed rail;

The driving assembly is arranged on the track hanger and drives the gear to rotate through the rotating device;

The cutting device is arranged on the track hanger and is used for pushing the driving assembly to enable the gear to be meshed with the toothed rail or pulling the driving assembly to enable the gear to be separated from the toothed rail;

and the control system is connected with the cutting device and used for controlling the opening or closing of the cutting device.

Preferably, the rack is a track with an I-shaped section, the driving assembly is arranged on the track hanging frame, the track hanging frame is symmetrically arranged on hanging frame side plates on two sides of the rack, the hanging frame side plates are provided with bearing wheels and guide wheels, the bearing wheels are arranged between the upper end part and the lower end part of the rack, and the guide wheels are arranged on the periphery of the lower end part of the rack and can roll along the rack.

Preferably, the gear is arranged between the two hanger side plates, the bearing wheels and the guide wheels are respectively provided with at least four, and the number of the bearing wheels and the number of the guide wheels arranged on each hanger side plate are the same.

Preferably, the driving assembly comprises a driving bracket, two rotating devices and gears, wherein the rotating devices are symmetrically arranged relative to the gears, a first end of the driving bracket is rotatably connected with the hanger side plate through a first pin shaft, a second end of the driving bracket is connected with the cutting-in device through a second pin shaft, and the rotating devices are arranged on the driving bracket.

Preferably, the driving assembly further comprises a guard plate, and the guard plate is arranged on the driving support and above the rotating device.

Preferably, the cutting device comprises a bracket and a pushing assembly, wherein the bracket is a cylindrical piece with a single-side opening, the pushing assembly is arranged in the bracket, and the output end of the pushing assembly is connected with the driving assembly.

Preferably, a hanging rack sliding groove is formed in the inner wall of the bracket, a trunnion perpendicular to the output end is arranged on the pushing assembly, and the trunnion extends into the hanging rack sliding groove.

Preferably, the bottom surface of the bracket is provided with a through hole, the pushing component is arranged in the through hole, and an elastic piece is arranged between the trunnion and the bottom end of the bracket.

The single-rail lifting conveying device comprises an elastic cut-in gear driving device, wherein the elastic cut-in gear driving device is any one of the elastic cut-in gear driving devices.

According to the elastic cut-in gear driving device provided by the utility model, the rack is arranged on the lower end face of the toothed rail of the driving device, the driving device is arranged on the track hanging frame and is connected with the gear, the gear can be driven to rotate through the driving component, when the gear is meshed with the toothed rail, the driving component can rotate the gear to enable the track hanging frame and the driving component to move along the toothed rail, when the gear is not meshed with the toothed rail, the driving component can rotate the gear to enable the track hanging frame and the driving component to move along the toothed rail, the cut-in device is arranged on the track hanging frame, the output end of the cut-in device is connected with the driving component, the cut-in device can push the driving component to enable the gear connected with the driving component to be meshed with the toothed rail, the cut-in device can also carry out pull-back operation on the driving device so as to enable the gear connected with the driving device to be separated from the rack, and under the condition, the driving component drives the gear to rotate can not enable the track hanging frame and the driving component to move, and the cut-in device can be controlled to be opened or closed in real time through the control system, so that the whole driving device can cut in or cut out a track.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are required to be used in the embodiments or the description of the prior art will be briefly described below, and it is obvious that the drawings in the following description are only embodiments of the present utility model, and that other drawings can be obtained according to the provided drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an elastic plunge gear driving device according to the present utility model;

FIG. 2 is a cross-sectional view of an elastic plunge gear drive according to the present utility model;

FIG. 3 is a cross-sectional view of an lancing device according to the present utility model.

In fig. 1 to 3, reference numerals include:

1 is a track hanging frame, 11 is a hanging frame side plate, and 12 is a through hole;

2 is a driving component, 21 is a driving bracket, 22 is a rotating device, 23 is a gear, 24 is a guard plate, and 221 is an output shaft;

3 is a cutting device, 31 is a bracket, 32 is a pushing component, 33 is an elastic piece, 311 is a hanging rack chute, 321 is a trunnion, and 322 is a trunnion end surface;

4 is a bearing wheel, 5 is a guide wheel, 6 is a coupling, 7 is a first pin shaft, 8 is a second pin shaft, and 9 is a toothed rail.

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.

The core of the utility model is to provide an elastic cut-in gear drive which can cut in or out of track rapidly.

Another core of the utility model is to provide a monorail crane transport comprising a gear drive as described above.

It should be noted that the directions or positional relationships indicated by "upper", "lower", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, and are merely for convenience of describing the present application and simplifying the description, and are not meant to indicate or imply that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and therefore should not be construed as limiting the present application.

The application provides an elastic cut-in gear driving device, comprising: the rack 9, the track hanger 1, the driving assembly 2, the cutting device 3 and the control system;

Wherein, the lower end face of the toothed rail 9 is provided with a rack;

The rail hanging bracket 1 is arranged on the toothed rail 9 and can slide along the toothed rail 9, and a through hole 12 is formed in the middle of the rail hanging bracket 1;

The driving assembly 2 is arranged on the track hanger 1 and comprises a driving bracket 21, a rotating device 22 and a gear 23, wherein the rotating device 22 is arranged on the driving bracket 21 and drives the gear 23 to rotate;

The cutting device 3 is arranged on the track hanger 1, and the cutting device 3 is used for pushing the driving assembly 2 to enable the gear 23 to pass through the through hole 12 to be meshed with the toothed rail 9 or pulling the driving assembly 2 to enable the gear 23 to be separated from the toothed rail 9;

the control system is connected to the lancing device 3 and is used to control the switching on or off of the lancing device 3.

Specifically, please refer to fig. 1 and fig. 2, the rack 9 is a bar-shaped member that is transversely arranged, the lower end of the rack 9 is provided with a rack with a downward opening, a gear 23 is arranged under the rack 9, the gear 23 is mounted on the driving component 2, the driving component 2 and the cutting device 3 are further arranged on the rail hanger 1, the driving component 2 comprises the gear 23, the rail hanger 1 is kept motionless in the vertical direction, the rail hanger 1 is provided with a coupling 6, the rotating device 22 in the driving component 2 can drive the gear 23 to rotate, thereby driving the rail hanger 1, the driving component 2 and the cutting device 3 to transversely move along the rack 9, it is required to ensure that the gear 23 and the rack 9 are in an engaged state in the process, the gear 23 and the rack 9 are not in an engaged state, even if the driving component 2 drives the gear 23 to rotate, the rail hanger 1, the driving component 2 and the cutting device 3 can not be driven to transversely move along the rack 9, the output end of the cutting device 3 is connected to the driving component 2, the output end of the cutting device 3 can be controlled to extend upwards through a control system, so as to drive the driving component 2, thereby the gear 23 can be moved upwards, the whole rack can be completely meshed with the rack 23, or the whole cutting device can be completely separated from the rack 9, and the rack can be conveniently pulled out.

On the basis of the embodiment, the toothed rail 9 is a rail with an i-shaped section, the driving assembly 2 is arranged on the rail hanging frame 1, the rail hanging frame 1 is symmetrically arranged on hanging frame side plates 11 on two sides of the toothed rail 9, the hanging frame side plates 11 are provided with the bearing wheels 4 and the guide wheels 5, the bearing wheels 4 are arranged between the upper end part and the lower end part of the toothed rail 9, and the guide wheels 5 are arranged on the periphery of the lower end part of the toothed rail 9 and can roll along the toothed rail 9.

Specifically, a hanger side plate 11 is respectively arranged on two sides of the toothed rail 9, each hanger side plate 11 is provided with a bearing wheel 4 and a guide wheel 5, the central axis of the bearing wheel 4 is perpendicular to the toothed rail 9 or is arranged at an acute angle with the toothed rail 9, but the lower end surface of the bearing wheel 4 is required to be arranged on the lower end part of the toothed rail 9, the support effect on the hanger side plate 11 is achieved, the guide wheels 5 are arranged on the lower end part of the toothed rail 9, the central axis of the guide wheels 5 is perpendicular to the lower end part of the toothed rail 9, and the hanger side plates 11, the driving assembly 2 and the cutting-in device 3 can be guaranteed to move along with the rotation of the gear 23 when the gear 23 is meshed with the toothed rail 9 through the cooperation of the bearing wheels 4 and the guide wheels 5.

On the basis of the above embodiment, the two hanger side plates 11 are symmetrically arranged about the toothed rail 9 to form a vertically upward through hole 12, the gear 23 is arranged between the two hanger side plates 11, the gear 23 passes through the through hole 12 to be meshed with the toothed rail 9, at least four bearing wheels 4 and guide wheels 5 are arranged, and the number of the bearing wheels 4 and the guide wheels 5 arranged on each hanger side plate 11 is the same.

In particular, the number of carrier wheels 4 and guide wheels 5 should be at least four, i.e. the number of carrier wheels 4 and guide wheels 5 on each hanger side plate 11 is at least two, to ensure that the entire gear drive is stable when moving along the toothed rail 9.

In some embodiments, the driving assembly 2 includes a driving bracket 21, a rotating device 22 and a gear 23, the rotating device 22 is provided with two and symmetrically arranged about the gear 23, a first end of the driving bracket 21 is rotatably connected to the track hanger 1 through a first pin 7, a second end of the driving bracket 21 is connected to the cutting device 3 through a second pin 8, and the rotating device 22 is provided on the driving bracket 21.

Specifically, the two rotating devices 22 are symmetrically installed on the outer sides of the driving support 21, the output shafts 221 of the two rotating devices 22 are connected with the shaft holes of the gear 23, one end of the driving support 21 is connected with the track hanging frame 1 through the first pin shaft 7, the other end of the driving support 21 is connected with the output end of the cutting-in device 3 through the second pin shaft 8, and the output end of the cutting-in device 3 can drive the driving support 21 to rotate around the first pin shaft 7 in a fixed shaft mode so as to conveniently achieve engagement or separation of the gear 23 and the rack 9, and cutting-in or cutting-out of the gear driving device is achieved.

Alternatively, the rotating device 22 may be a device with a certain power, such as a hydraulic motor, capable of driving the gear 23 to rotate in a fixed shaft, and it should be noted that the specific model of the hydraulic motor may be determined according to the size of the gear 23 and the output torque.

On the basis of the above embodiment, the driving assembly 2 further comprises a guard plate 24, and the guard plate 24 is arranged on the driving bracket 21 and above the rotating device 22.

Specifically, a guard plate 24 is provided above the drive bracket 21, that is, above the rotating device 22, and the guard plate 24 can be detachably connected with the drive bracket 21 by bolts, and the guard plate 24 can protect the rotating device 22.

On the basis of the above embodiment, the lancing device 3 includes a bracket 31 and a pushing assembly 32, the bracket 31 is a cylindrical member with a single side opening, the pushing assembly 32 is disposed inside the bracket 31, and an output end of the pushing assembly 32 is connected to the driving assembly 2.

Specifically, the bracket 31 is a hollow tubular member, the opening end of the bracket 31 can be fixed on the track hanger 1 in a threaded connection manner, the output end of the pushing component 32 is rotatably connected to the driving support 21 through the second pin shaft 8, when the output end of the pushing component 32 stretches out, the driving support 21 can be driven to move upwards so as to realize the engagement of the gear 23 and the toothed rail 9, and when the output end of the pushing component 32 withdraws, the driving support 21 can be driven to move downwards so as to realize the separation of the gear 23 and the toothed rail 9.

Alternatively, the pushing component 32 may be an oil cylinder, and the like, so as to implement the reciprocating pushing and pulling of the driving support 21.

Alternatively, the bracket 31 and the rail hanger 1 may be integrally formed, facilitating mass production.

On the basis of the above embodiment, the inner wall of the bracket 31 is provided with the hanger sliding groove 311, the pushing component 32 is provided with the trunnion 321 vertical to the output end, and the trunnion 321 extends into the hanger sliding groove 311.

Specifically, the movement range of the trunnion 321 is between the upper end and the lower end of the hanger sliding groove 311, and it should be noted that when the output end of the pushing assembly 32 extends, the trunnion 321 receives the reaction force of the driving bracket 21, and the arrangement of the trunnion 321 and the hanger sliding groove 311 can realize buffering and counteracting of the reaction force.

On the basis of the above embodiment, the bottom surface of the bracket 31 is provided with a through hole, the pushing component 32 is provided with a through hole, and an elastic member 33 is provided between the trunnion 321 and the bottom end of the bracket 31.

Specifically, the pushing component 32 is disposed in the through hole of the bracket 31 at the end facing away from the output end, and an elastic member 33 is disposed between the trunnion 321 and the bottom end of the bracket 31, which also plays a role in buffering the reaction force caused by the driving support 21, so as to protect the overall structure and prevent structural damage caused by excessive use.

Alternatively, the elastic member 33 may be a relatively low cost component such as a spring.

On the basis of the embodiment, the operation principle of the elastic plunge gear driving device provided by the application is as follows: the initial installation state of the cutting device 3, the elastic piece 33 is preloaded with small load, the output end of the pushing component 32 is retracted, at this time, the gear driving device is in a cutting state, the gear 23 and the rack of the rack 9 keep a certain separation distance, when a cutting track instruction is executed, the output end of the pushing component 32 stretches out, the driving component 2 is pushed to swing upwards, the gear 23 and the rack of the rack 9 are completely meshed, mechanical limit is formed, the elastic piece 33 is reversely compressed by the trunnion end face 322, and the trunnion 321 slides to the bottom in the hanger sliding groove 311. At this time, the elastic member 33 is compressed to the working state, the gear 23 is pushed reversely, the meshing pressure enough for stabilizing the rack of the rack 9 is maintained, and when the rotating device 22 works and runs, the gear driving device walks along the rack 9 under the action of the counterforce pushing.

When the gear 23 is meshed with the rack of the rack 9, a tooth profile dislocation forward process exists; in addition, the locomotive can also generate left and right shaking and up and down jolt impact when running on the track, and at the moment, the elastic buffer and obstacle avoidance functions are realized through the tension expansion and contraction of the elastic piece 33, so that excessive damage of the gear 23 and the rack is avoided.

In some embodiments, the rotating device 22 is optionally installed on one side, and the balancing weight is used on the other side to realize structural balance, so that single-side driving is realized, the structural cost can be reduced to a certain extent, and the maintenance process also only needs to maintain and overhaul the single rotating device 22, so that the workload is reduced.

In addition to the elastic cut-in gear driving device, the present utility model further provides a monorail crane transporting device including the gear driving device disclosed in the foregoing embodiment, and the structure of each other portion of the monorail crane transporting device is referred to the prior art, and will not be described herein.

In the present specification, each embodiment is described in a progressive manner, and each embodiment is mainly described in a different point from other embodiments, and identical and similar parts between the embodiments are all enough to refer to each other.

The elastic cut-in gear driving device and the monorail crane transporting device provided by the utility model are described in detail. The principles and embodiments of the present utility model have been described herein with reference to specific examples, the description of which is intended only to facilitate an understanding of the method of the present utility model and its core ideas. It should be noted that it will be apparent to those skilled in the art that various modifications and adaptations of the utility model can be made without departing from the principles of the utility model and these modifications and adaptations are intended to be within the scope of the utility model as defined in the following claims.

Claims (9)

1. An elastic plunge gear drive, comprising:

the rack is arranged on the lower end face of the rack (9);

The track hanging bracket (1) is arranged on the toothed rail (9) and can slide along the toothed rail (9);

The driving assembly (2) is arranged on the track hanging frame (1), and the driving assembly (2) drives the gear (23) to rotate through the rotating device (22);

A cutting device (3) arranged on the track hanger (1), wherein the cutting device (3) is used for pushing the driving assembly (2) to enable the gear (23) to be meshed with the toothed rail (9) or pulling the driving assembly (2) to enable the gear (23) to be separated from the toothed rail (9);

And the control system is connected with the cutting device (3) and is used for controlling the opening or closing of the cutting device (3).

2. The elastic plunge gear driving device according to claim 1, wherein the toothed rail (9) is a rail with an i-shaped section, the driving assembly (2) is arranged on the rail hanging frame (1), the rail hanging frame (1) is symmetrically arranged on hanging frame side plates (11) on two sides of the toothed rail (9), a bearing wheel (4) and a guide wheel (5) are arranged on the hanging frame side plates (11), the bearing wheel (4) is arranged between the upper end part and the lower end part of the toothed rail (9), and the guide wheel (5) is arranged on the periphery of the lower end part of the toothed rail (9) and can roll along the toothed rail (9).

3. The elastic plunge gear drive according to claim 2, wherein the gear (23) is arranged between two of the cradle side plates (11), the carrier wheels (4) and the guide wheels (5) are each provided with at least four, and the number of carrier wheels (4) and the number of guide wheels (5) arranged on each cradle side plate (11) are the same.

4. A flexible plunge gear drive according to claim 3, wherein the drive assembly (2) comprises a drive bracket (21), the rotation means (22) and the gear (23), the rotation means (22) are provided in two and symmetrically arranged with respect to the gear (23), a first end of the drive bracket (21) is rotatably connected to the cradle side plate (11) by means of a first pin (7), a second end of the drive bracket (21) is connected to the plunge means (3) by means of a second pin (8), and the rotation means (22) are provided in the drive bracket (21).

5. The elastic plunge gear drive according to claim 4, wherein the drive assembly (2) further comprises a guard (24), the guard (24) being provided on the drive bracket (21) and above the rotation means (22).

6. The elastic plunge gear drive according to any one of claims 1 to 5, wherein the plunge gear drive (3) comprises a bracket (31) and a pushing assembly (32), the bracket (31) is a cylindrical piece with one side opening, the pushing assembly (32) is arranged inside the bracket (31), and an output end of the pushing assembly (32) is connected to the driving assembly (2).

7. The elastic plunge gear driving device according to claim 6, wherein a hanger chute (311) is provided on an inner wall of the bracket (31), a trunnion (321) perpendicular to the output end is provided on the pushing assembly (32), and the trunnion (321) extends into the hanger chute (311).

8. The elastic plunge gear driving device according to claim 7, wherein the bottom surface of the bracket (31) is provided with a through hole, the pushing component (32) is provided in the through hole, and an elastic member (33) is provided between the trunnion (321) and the bottom end of the bracket (31).

9. A monorail hoist comprising an elastic plunge gear drive, wherein the elastic plunge gear drive is as claimed in any one of claims 1 to 8.