CN216662326U - Self-rope-arranging hoister - Google Patents

Abstract

The utility model discloses a self-rope-discharging winch, which comprises a winding drum and a motor speed reducer, wherein the winding drum is driven to rotate by the motor speed reducer; the winding drum is provided with a plurality of rope winding and unwinding grooves, and the rope winding and unwinding grooves are provided with a plurality of grooves for winding steel wire ropes; still including the rope arrangement wheel subassembly, the rope arrangement wheel subassembly has a plurality of pulleys, receive and release the grooving the quantity of pulley and this hoisting point from the rope arrangement hoist is the same, motor reducer transversely places, in length direction with the reel is parallel, just motor reducer with the reel is located same one side, motor reducer with the reel is range upon range of setting from top to bottom. The motor reducer and the winding drum are located on the same side, the motor reducer and the winding drum are stacked up and down, the mountable space is saved in the length direction, multiple mounting modes such as horizontal and vertical can be achieved, and functions are diversified.

Description

Self-rope-arranging winch

Technical Field

The utility model belongs to the technical field of stage equipment, and particularly relates to a self-rope-discharging winch with diversified installation modes.

Background

The horizontal suspension rod can be used for hanging lamps in studios, movie studios and theaters and is mainly characterized in that the electric transmission mechanism is used for driving the horizontal suspension rod with the lamps to ascend, descend or move in parallel. In the prior art, a winding drum of a boom machine only rotates and does not horizontally displace in the operation process, so that the phenomena of steel wire rope superposition and displacement are easily caused, and further danger is caused; moreover, because the defect of the existing horizontal suspender transmission structure, the horizontal suspender has large swaying property when rotating and walking horizontally, and the light distribution effect is directly influenced.

In chinese patent document CN109231046A, a large-stroke multi-hoisting-point self-rope-arranging hoist is disclosed, which comprises a winding drum, a motor, a base, a plurality of pulleys, and a plurality of guide rails, wherein the winding drum is mounted on the base and is driven by the motor to rotate; the rope guiding device also comprises a first rope guiding wheel and a second rope guiding wheel, and a steel wire rope is discharged from a winding drum, wound around the pulley and then is arranged by the first rope guiding wheel or the second rope guiding wheel; a plurality of rope guide grooves are respectively formed in the first rope guide wheel and the second rope guide wheel; the winding drum is provided with a plurality of rope winding and unwinding grooves, and the rope winding and unwinding grooves are provided with a plurality of grooves for winding the steel wire rope; the number of the rope collecting and releasing grooves, the number of the pulleys and the number of the hoisting points of the self-rope-arranging winch are the same, and the number of the pulleys is the same as that of the rope guide grooves on the first rope guide wheel or the second rope guide wheel. The rope outlet direction can be changed, the first rope guide wheel is used for discharging the rope downwards or upwards, and correspondingly, the second rope guide wheel is used for discharging the rope upwards or downwards.

In the technical scheme, the motor speed reducer (motor) and the winding drum are arranged in opposite directions, so that the size of the self-rope-discharging winch is not reduced in height, the mounting difficulty of the self-rope-discharging winch in the length direction is increased, too much length space is occupied, the mounting mode of the self-rope-discharging winch is not diversified actually, and the function is limited by the field mounting environment.

SUMMERY OF THE UTILITY MODEL

The utility model provides a self-rope-discharging winch, which can solve the technical problems of saving space in the length direction, leading the installation mode to actually embody the realization of diversified functions.

In order to solve the technical problem, the utility model adopts the technical scheme that the self-rope-discharging winch comprises a winding drum and a motor reducer, wherein the winding drum is driven to rotate by the motor reducer; the winding drum is provided with a plurality of rope winding and unwinding grooves, and the rope winding and unwinding grooves are provided with a plurality of grooves for winding steel wire ropes; still including the rope winding wheel subassembly, the rope winding wheel subassembly has a plurality of pulleys, receive and release the grooving the quantity of pulley and this hoisting point from the rope winding machine is the same, motor reducer transversely places, in length direction with the reel is parallel, just motor reducer with the reel is located same one side, motor reducer with the reel is range upon range of setting from top to bottom.

The motor speed reducer and the winding drum are positioned on the same side, and the motor speed reducer and the winding drum which are stacked up and down are arranged, so that the mounting space is saved in the length direction, multiple mounting modes such as horizontal type and vertical type can be realized, and more diversification of functions can be realized; the numbers of the rope winding and unwinding grooves, the pulleys and the hoisting points of the self-rope-arranging winch are the same, each rope winding and unwinding groove on the winding drum corresponds to one pulley, the rope winding and unwinding grooves, the pulleys and the hoisting points are in one-to-one correspondence, the rope winding and unwinding are well-ordered, the structure ensures that multiple hoisting points are feasible, and the rope outlet directions are consistent; and the rope winding and unwinding groove is provided with a plurality of grooves for winding the steel wire rope, the steel wire rope can be placed more freely and can not jump, the rope winding is orderly, and the rope arrangement is ordered.

Preferably, the self-rope-discharging winch adopts a double-encoder structure and comprises a detection assembly for detecting the rotating speed of the motor speed reducer and a stroke detection device for detecting the rotating speed of the winding drum.

The stroke is determined through a double-encoder structure, and safety is guaranteed.

Preferably, a conductive plate is arranged on the side surface of the winding drum and connected with the nylon block; the current-conducting plates belong to the existing structure, but the current-conducting plates can not be installed in all self-rope-arranging winches, and the current-conducting plates need to additionally occupy a space structure due to installation of the current-conducting plates.

The effect of settling the current-conducting plate lies in, in case wire rope stack rope arranging (play rope), thickness can increase, can touch the current-conducting plate promptly, will stop the operation from the rope arranging hoist engine.

Preferably, a rope pressing roller assembly is arranged on the side surface of the winding drum, the rope pressing roller assembly is provided with a rope pressing roller, and a detection switch is triggered through a stop block assembly to perform rope stacking fault alarm; the stop block assembly is provided with a torsion spring and a stop block, and the rope pressing roller extrudes the stop block to trigger the detection switch.

The torsion spring is used for compressing the stop block; in case the rope phenomenon of folding appears, wire rope can make the rope pressing roller take place the displacement to the outside, and then extrudees the dog, and the dog receives the extrusion and will trigger detection switch, sends and folds rope fault alarm.

Preferably, the self-rope-discharging winch further comprises a weighing sensor for detecting the actual load and feeding the load value back to the control end for display.

The structure of the weighing sensor belongs to the prior art, but in the utility model, the weighing sensor is adopted to detect the actual load, so that the user experience effect is better.

Preferably, after the motor reducer drives the winding drum, the winding drum drives the ball screw to rotate through chain wheel transmission, the chain wheel adopts a double-row chain structure, a tension wheel is arranged on the side face of the chain wheel, and the tension wheel is used for adjusting the tension degree of a chain on the chain wheel.

The chain wheel adopts a double-row chain structure to enable the chain to be stronger in stress and better in reliability.

Preferably, the self-rope-discharging winch is provided with a rope outlet pulley assembly, and the rope outlet pulley assembly comprises a rope outlet pulley, a rope outlet pulley shaft and a rope outlet side plate; the rope outlet pulley is provided with a plurality of rope guide grooves, and the number of the rope guide grooves is the same as the number of the hoisting points of the self-rope-discharging winch.

Each rope guiding groove of the rope outlet wheel corresponds to one steel wire rope, and the rope outlet directions are uniform.

Preferably, the largest cross section of each pulley of the plurality of pulleys and the axial section of the winding drum have unequal included angles, and from left to right, the included angle of each pulley increases or decreases in sequence, so that a distance is formed between the steel wire ropes passing around each pulley, and the distance is equal to the distance between two adjacent rope guide grooves on the rope guide wheel.

The largest cross section of each pulley and the axial section of the winding drum have unequal included angles, and the radial section of each pulley is preferably vertical to the radial section of the winding drum, so that a steel wire rope wound around the pulleys from the winding drum cannot have larger torsion or even no torsion phenomenon; it should be noted here that the radial section of the pulley, i.e. the plane on which the maximum cross section of the pulley lies, is parallel to it; the biggest cross section of every pulley with the axial cross section of reel all has unequal contained angle, and it is with it matched with, from a left side to the right side, the contained angle of every pulley increases in proper order or reduces, guarantees structurally to have the interval between the wire rope of passing around every pulley, and this kind of interval is equal with the interval between two adjacent wire rope grooves on the wire rope wheel, like this for the wire rope equidistant distribution that comes out through around each pulley can not appear on the wire rope wheel, and wire rope twists, or has too big torsion to pulley, wire rope wheel.

Preferably, the pulley bracket is horizontally moved by the rotation of the ball screw, and the rope guide pulley assembly is positioned on the pulley bracket; the pulley bracket is fixedly connected with a sliding block, and the sliding block is assembled on the guide rail and can move freely.

Adopt lead screw, guide pin bushing structure to drive, the drive power of production is stable, can not lead to the rope skipping because of the drive power problem, and the indiscriminate phenomenon of twining responds soon.

Preferably, the pulley and the rope guide wheel are both positioned below the winding drum; the structure is succinct, practices thrift the space, the installation of better realization multiple mode.

Drawings

The following further detailed description of embodiments of the utility model is made with reference to the accompanying drawings:

FIG. 1 is a schematic structural view of a self-roping hoist of the present invention;

FIG. 2 is a schematic bottom view of FIG. 1;

FIG. 3 is a schematic top view of the structure of FIG. 1;

FIG. 4 is a schematic diagram of the right view of FIG. 1;

FIG. 5 is a schematic view of a ball screw;

FIG. 6 is a schematic structural view of a tension sprocket;

FIG. 7 is a schematic view of the stop assembly;

FIG. 8 is a schematic structural view of a line roller assembly;

FIG. 9 is a block diagram of the tensioning sprocket mounting location of FIG. 6;

FIG. 10 is a partial cross-sectional view of the self-roping hoist of the present invention;

FIG. 11 is a schematic structural view of the exit sheave assembly;

FIG. 12 is a schematic structural view (with partial section) of the self-aligning hoist of the present invention;

wherein: 1-winding drum, 101-rope winding and unwinding groove and 102-groove; 2-motor speed reducer; 3-rope pulley component, 301-pulley; 4-double encoder structure, 401-detection component, 402-stroke detection device; 5-a conductive plate; 501-nylon blocks; 6-a pulley bracket; 7-rope pressing roller assembly, 701-rope pressing roller; 8-stop assembly, 801-torsion spring, 802-stop; 9-a detection switch; 10-a load cell; 11-a sprocket; 12-a tension wheel; 13-rope outlet pulley assembly, 1301-rope outlet pulley, 1302-rope outlet pulley shaft, 1303-rope outlet side plate and 1304-rope guide groove; 14-ball screw, 1401-guide sleeve.

Detailed Description

As shown in fig. 1-4, the present invention relates to a self-rope-discharging winch, which comprises a winding drum 1 and a motor reducer 2, wherein the winding drum 1 is driven by the motor reducer 2 to rotate; the winding drum 1 is provided with a plurality of rope winding and unwinding grooves 101, in the embodiment, 6 rope winding and unwinding grooves 101 are correspondingly arranged, and the rope winding and unwinding grooves 101 are provided with a plurality of grooves 102 for winding steel wire ropes; the rope arranging wheel assembly is characterized by further comprising a rope arranging wheel assembly 3, the rope arranging wheel assembly 3 is provided with a plurality of pulleys 301, correspondingly, the number of the pulleys is 6, the rope winding grooves 101, the number of the pulleys 301 and the number of the hoisting points of the self-rope arranging winch are the same, the motor speed reducer 2 is transversely placed and is parallel to the winding drum 1 in the length direction, the motor speed reducer 2 and the winding drum 1 are located on the same side, and as shown in fig. 1 and 3, the motor speed reducer 2 and the winding drum 1 are arranged in an up-and-down stacked mode.

The self-rope-discharging winch of the embodiment adopts a double-encoder structure 4, and comprises a detection assembly 401 (the installation position is shown in fig. 12) for detecting the rotating speed of a motor speed reducer and a stroke detection device 402 for detecting the rotating speed of a winding drum, wherein the detection assembly 401 and the stroke detection device 402 are commercially available components.

A conductive plate 5 is provided on the side surface of the reel 1, and the conductive plate 5 is connected to a nylon block 501, which is a mounting position of the conductive plate 5 as shown in fig. 10.

A rope pressing roller assembly 7 is arranged on the side surface of the winding drum 1, as shown in fig. 8, the rope pressing roller assembly 7 is provided with a rope pressing roller 701, and a rope stacking fault alarm is carried out by triggering a detection switch 9 through a stop block assembly 8; the stopper assembly 8 has a torsion spring 801 and a stopper 802 (shown in fig. 7), and the cord-pressing roller 701 presses the stopper 802 to trigger the detection switch 9.

The self-rope-discharging winch further comprises a weighing sensor 10, wherein the weighing sensor is used for detecting actual load and feeding back a load numerical value to the control end for displaying.

After the motor reducer 2 drives the reel 1, the reel 1 drives the ball screw 14 (as shown in fig. 5) to rotate through the sprocket 11, the sprocket 11 has a double-row chain structure (as shown in fig. 12), and the side surface of the sprocket 11 is provided with the tension pulley 12 (as shown in fig. 6), and the tension pulley 12 is used for adjusting the tension of the chain on the sprocket 11, as shown in fig. 9.

The self-rope-discharging winch is provided with a rope outlet pulley assembly 13, as shown in fig. 11, the rope outlet pulley assembly 13 comprises a rope outlet pulley 1301, a rope outlet pulley shaft 1302 and a rope outlet side plate 1303; the rope-discharging pulley 1301 is provided with a plurality of rope-guiding grooves 1304, the number of the rope-guiding grooves 1304 is the same as the number of the hoisting points of the self-discharging rope winch, and there are 6 rope-guiding grooves, as shown in fig. 11.

The largest cross section of each pulley in a plurality of pulleys 301 in the rope guide pulley assembly 3 and the axial section of the winding drum 1 have unequal included angles, and the included angle of each pulley is sequentially increased or decreased from left to right, so that a distance is formed between steel wire ropes wound around each pulley, and the distance is equal to the distance between two adjacent rope guide grooves on the rope guide pulley; in the present embodiment, the pulleys 301 have six in number, the pulley bracket 6 moves horizontally by the rotation of the ball screw 14, and the sheave assembly 3 is positioned on the pulley bracket 6; the pulley bracket 6 is fixedly connected with a sliding block, the sliding block is assembled on the guide rail to move freely (as shown in figure 10), from left to right, as shown in figures 2 and 10, the included angle between the maximum cross section of the first pulley and the axial section of the winding drum is 9.488 degrees, the included angle between the maximum cross section of the first pulley and the axial section of the winding drum is 13.653 degrees, the included angle between the maximum cross section of the first pulley and the axial section of the winding drum is 17.78 degrees, the included angle between the maximum cross section of the first pulley and the axial section of the winding drum is 21.824 degrees, the included angle between the maximum cross section of the first pulley and the axial section of the winding drum is 25.747 degrees, the included angle between the maximum cross section of the first pulley and the axial section of the winding drum is 29.513 degrees; correspondingly, the distance between two adjacent rope guide grooves on the rope guide wheel is 19 mm; the pulley 301 and the deflector sheave 15 are located below the drum.

In fig. 1, a guide bushing 1401 having an internal thread is provided on the pulley holder 6, the pulley holder 6 is fitted on the ball screw 14 through the guide bushing 1401, a driving sprocket is provided on the spool shaft of the spool 1, and the driving sprocket is connected to a driven sprocket of the ball screw 14 through a chain, thereby driving the ball screw 14 to rotate.

When the self-rope-discharging winch of the embodiment is used specifically, the motor speed reducer 2 is opened, the winding drum 1 rotates, the ball screw 14 is driven to rotate, the pulley 301 is driven to move, the steel wire rope is discharged from the winding drum 1, rope discharging (reverse rope winding) is carried out by the rope outlet pulley 1301 after the pulley 301 is wound, and the lifting height and the horizontal position of each lifting point are adjusted.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended as illustrations of the principles of the utility model, but that various changes and modifications, such as changes in size or variations in materials, may be made without departing from the spirit and scope of the utility model, and all such changes and modifications are intended to be included within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (10)

1. A self-rope-discharging winch comprises a winding drum and a motor speed reducer, wherein the winding drum is driven to rotate by the motor speed reducer; the winding drum is provided with a plurality of rope winding and unwinding grooves, and the rope winding and unwinding grooves are provided with a plurality of grooves for winding steel wire ropes; still including the rope arrangement wheel subassembly, the rope arrangement wheel subassembly has a plurality of pulleys, receive and release the grooving the quantity of pulley and this hoisting point from the rope arrangement hoist is the same, its characterized in that, motor reducer transversely places, in length direction with the reel is parallel, just motor reducer with the reel is located same one side, motor reducer with the reel is range upon range of setting from top to bottom.

2. The self-rope-discharging winch according to claim 1, wherein the self-rope-discharging winch adopts a double-encoder structure, and comprises a detection assembly for detecting the rotating speed of the motor reducer and a stroke detection device for detecting the rotating speed of the winding drum.

3. The self-stringing winch according to claim 1, wherein a conductive plate is provided on the side of the reel, and the conductive plate is connected to the nylon block.

4. The self-rope-discharging winch according to claim 1, characterized in that a rope pressing roller assembly is arranged on the side surface of the winding drum, the rope pressing roller assembly is provided with a rope pressing roller, and a rope stacking fault alarm is performed by triggering a detection switch through a block assembly; the stop block assembly is provided with a torsion spring and a stop block, and the rope pressing roller extrudes the stop block to trigger the detection switch.

5. The self-stringing winch according to claim 1, further comprising a load cell for detecting the actual load and feeding the load value back to the control terminal for display.

6. The self-discharging rope winch according to claim 1, wherein the motor reducer drives the winding drum, the winding drum drives the ball screw to rotate through chain wheel transmission, the chain wheel adopts a double-row chain structure, and a tension wheel is arranged on the side surface of the chain wheel and used for adjusting the tension of the chain on the chain wheel.

7. The self-discharging rope winch according to any one of claims 1-6, wherein a rope outlet pulley assembly is arranged on the self-discharging rope winch, and the rope outlet pulley assembly comprises a rope outlet pulley, a rope outlet pulley shaft and a rope outlet side plate; the rope outlet pulley is provided with a plurality of rope guide grooves, and the number of the rope guide grooves is the same as the number of the hoisting points of the self-rope-discharging winch.

8. The self-discharging rope winch according to claim 7, wherein the largest cross section of each of the plurality of sheaves has an unequal angle with the axial section of the drum, and from left to right, the angle of each sheave is sequentially increased or decreased so that the wire rope passing around each sheave has a spacing equal to the spacing between two adjacent rope guide grooves on the rope guide sheave.

9. The self-roping winch of claim 6, wherein the roller assembly is located on the pulley bracket by the horizontal movement of the pulley bracket caused by the rotation of the ball screw; the pulley bracket is fixedly connected with a sliding block, and the sliding block is assembled on the guide rail and can move freely.

10. A self-roping winch according to claim 8, characterized in that the pulley and the rope guide are both located below the drum.

Images