CN210103283U

CN210103283U - Electric rotary lifting swing suspender

Info

Publication number: CN210103283U
Application number: CN201920597271.8U
Authority: CN
Inventors: 范博远; 王志克; 孙拂晓
Original assignee: Jiangsu Zhonghui Stage Equipment Technology Co Ltd
Current assignee: Jiangsu Zhonghui Stage Equipment Technology Co Ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-02-21
Anticipated expiration: 2029-04-28

Abstract

The utility model discloses an electric rotating lifting swing suspender, which comprises a rotating motor and a base, wherein the rotating motor is connected with a rotary support, a T-shaped beam assembly is fixedly connected on the rotary support, a suspender assembly is connected below the T-shaped beam assembly, and a plurality of suspension points for installing stage equipment are arranged on the suspender assembly; the base is located below the rotary support, and the lifting device further comprises at least two lifting motors, wherein each lifting motor is used for lifting different lifting points, and the at least two lifting motors are mutually independent. In the above-mentioned utility model technical scheme, be used for the lift of hoisting point through setting up two at least motors, and two elevator motor mutual independence can control elevator motor respectively, and such setting can realize the not synchronous lift of hoisting point, is rotated the hoisting point by the rotating electrical machines again, can realize that stage equipment (especially light) carry out the multi-angle rotation of swaing, and the stage is effectual.

Description

Electric rotary lifting swing suspender

Technical Field

The utility model belongs to the technical field of stage equipment, especially, relate to an electric rotary lift jib that sways for hanging stage equipment safely.

Background

The horizontal suspension rod can be used for a motorized suspension device for suspending lamps in studios, movie studios and theaters, and mainly drives the horizontal suspension rod with the lamps to ascend, descend or move in parallel by using an electric transmission mechanism. The existing horizontal suspender has poor flexibility, all lamps on the same rod can only be positioned on the same horizontal plane, and the light distribution is limited; under the condition that the scenery is arranged in place, the lamp pole is long and cannot fall to the lowest point, when the lamp bulb is damaged or cannot approach the lamp, only other spare lamps can be used for replacing the lamp bulb, and the number of position distribution dead points is large. Due to 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 CN108557681A, an electric rotary boom is disclosed, which comprises a lifting motor, a rotary motor and a base, wherein the lifting motor is connected to a reel; the rotary motor is connected with a rotary support, a T-shaped beam assembly is fixedly connected onto the rotary support, a suspender assembly is connected below the T-shaped beam assembly, and a plurality of lifting points for mounting stage equipment are arranged on the suspender assembly; the base is located below the slewing support.

The technical scheme is also disclosed by the applicant in the prior application, but the subsequent research of the applicant shows that the lifting points on the T-shaped beam assembly are lifted and rotated up and down in a unified manner, the stage effect is poor, the multi-angle rotation, lifting and swinging of the lifting points cannot be realized, and the lifting points are wasted; there is a need for improvements to the above solutions.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an electric rotating lifting and swinging jib that can realize that hoisting point multi-angle sways.

In order to solve the technical problem, the technical scheme adopted by the utility model is that the electric rotating lifting swing suspender comprises a rotating motor and a base, wherein the rotating motor is connected with a rotating support, a T-shaped beam assembly is fixedly connected to the rotating support, a suspender assembly is connected below the T-shaped beam assembly, and a plurality of lifting points for mounting stage equipment are arranged on the suspender assembly; the base is located below the rotary support, and the lifting device further comprises at least two lifting motors, wherein each lifting motor is used for lifting different lifting points, and the at least two lifting motors are mutually independent.

In the technical scheme of the utility model, at least two motors are arranged for lifting the lifting point, and the two lifting motors are mutually independent, so that the lifting motors can be respectively controlled, the asynchronous lifting of the lifting point can be realized, the lifting point is rotated by the rotating motor, the multi-angle swinging rotation of stage equipment (especially lamplight) can be realized, and the stage effect is good; the lifting motor is used for lifting the lifting rod component; the rotating motor is used for horizontally rotating the T-shaped beam assembly and the suspender assembly; the base is used for fixing the rotary support; the T-shaped beam assembly is adopted, so that a longer torque can be provided in the vertical direction, the T-shaped beam assembly is rotated through the rotary support, and the rotary position is positioned above the connecting position by combining the base and being positioned below the rotary support, so that the structure arrangement fully exerts the effect of longer torque of the T-shaped beam assembly, the load is larger, the horizontal rotation is more stable, and more stage equipment can be suspended on the suspender assembly; meanwhile, the structure is novel and compact.

Preferably, the rotary support is provided with an inner ring and an outer ring, and the rotary support is fixed on the base through the inner ring; an output shaft on the rotating motor is provided with a driving gear, and the outer surface of the outer ring is provided with outer teeth meshed with the driving gear; the rotary support is fixedly connected with the T-shaped beam assembly through the outer ring.

Preferably, the T-shaped beam assembly comprises a hollow vertical rod and a horizontal rod connected with the vertical rod, and a pulley is installed in the horizontal rod; the length ratio of the vertical rod to the horizontal rod is 1: 4-1: 2; the vertical rod is fixedly connected with the outer ring through the lifting driving seat.

The hollow vertical rod enables a steel wire rope of the suspension hanger rod assembly to pass through the vertical rod and be wound on the reel, the steel wire rope is wound and unwound regularly, and external interference is avoided; the lifting driving seat is used for installing a lifting motor, and the vertical rod is fixedly connected with the outer ring through the lifting driving seat, so that the whole hanger is compact in structure, proper in assembly among components and convenient to install.

Preferably, the rotating motor is installed in the base and is horizontally placed.

The rotating motor is arranged in the base, so that the structure is more compact, and the space is saved; the rotating motor is horizontally arranged, so that the occupied space is more reasonable, and the upper space is saved.

Preferably, the device also comprises a cable bracket; the cable support is provided with a slip ring, and the slip ring consists of a rotating ring and a stationary ring positioned outside the rotating ring; the stationary ring is connected with the cable bracket, and the slip ring is arranged above the lifting motor through the cable bracket.

The cable bracket is used for arranging all the wires on the hanging bracket, and the cable bracket is used for arranging all the cables in a centralized manner, so that the line management is convenient and the cable is neat; after the electric rotating suspender is started, the rotating motor drives the outer ring of the rotating support to rotate, the outer ring drives the T-shaped beam assembly to rotate, and parts such as the lifting motor and the reel which are positioned above the T-shaped beam assembly can also rotate, so that the winding phenomenon of an external power line can be caused.

Preferably, the suspender assembly is provided with a wire collecting frame, and the wire collecting frame is used for collecting the power cable of the stage equipment installed at the hoisting point on the suspender assembly.

Preferably, the reel is provided with a rope stacking groove, a stacking cavity for stacking the ropes is arranged in the rope stacking groove, the width W of the stacking cavity is not more than 8mm, and the ratio of the depth D of the stacking cavity to the width W is more than 10.

The reel for winding and unwinding the rope adopts a disc structure, so that the occupied space is small; in the application, the width W of the stacking cavity is not more than 8mm, the ratio of the depth D of the stacking cavity to the width W is more than 10, so that the stacking cavity has enough depth to stack ropes (most of the ropes are steel wire ropes at present), the width W of the stacking cavity is not more than 8mm, the diameter of a common rope is 6-7 mm, the diameter is smaller as the strength of the rope is enhanced, and the width W of the corresponding stacking cavity is narrowed; the stacked ropes are sequentially stacked in the stacking cavity, no redundant space is provided for allowing the stacked ropes to slide and collapse, so that the independent rope stacking grooves are uniformly received and placed, the hanging rods cannot shake, vibrate or unbalance, stage equipment cannot make a loud sound, safety is guaranteed, the stress of each hanging point is uniform, and the uniformity of lifting height precision is guaranteed; the multiple rope stacking grooves are arranged, the multiple mutually independent rope stacking grooves are sequentially distributed along the axial direction of the reel in a sequencing mode, the structure is compact, the occupied space is further small, the assembling work can be conveniently carried out under the condition that the stage installation environment is limited, the rope stacking grooves can be directly installed on a pulley layer, the rope stacking grooves are mutually independent, the stacking cavity based on each rope stacking groove corresponds to the folding cavity of one rope, and one rope can be stacked in one stacking cavity; in addition, the reel for winding and unwinding the rope is designed to be of a disc structure and is also related to the rope stacking groove, and the ratio of the depth D of the stacking cavity in the rope stacking groove to the width W is larger than 10, so that the rope stacking groove can wind and unwind a long enough rope, and under the condition that the vertical space occupation is not increased basically and the horizontal space unit is the same, the rope winding machine can wind and unwind a longer rope compared with the conventional horizontal type or other structure winding machines.

Preferably, the at least two lifting motors are provided with stroke detection devices.

Preferably, the cross-section of the T-beam assembly is circular, allowing for a circular distribution of suspension points.

Drawings

The following is a more detailed description of embodiments of the present invention with reference to the accompanying drawings:

fig. 1 is a schematic structural view of an electric rotary lifting/lowering/swinging boom of the present invention;

FIG. 2 is a schematic side view of the structure of FIG. 1;

FIG. 3 is a schematic view of the construction of the lift motor;

FIG. 4 is a schematic structural view of a T-beam assembly;

FIG. 5 is a schematic view of the slip ring configuration;

FIG. 6 is a schematic top view of the structure of FIG. 1;

wherein: 1-a first lift motor; 2-a rotating electrical machine; 201-output shaft; 202-a drive gear; 3-a base; 4-coiling the disc; 401-rope stacking slot; 402-a stacking chamber; 5-rotating and supporting; 501-inner ring; 502-outer ring; 503-external teeth; 6-a T-beam assembly; 601-vertical rod; 602-horizontal bar; 603-a pulley; 7-a boom assembly; 8-a slip ring; 801-rotating ring; 802-stationary ring; 9-a cable support; 10-coiling frame; 11-a second lift motor; 12-a lifting driving seat; 13-stroke detection means.

Detailed Description

As shown in fig. 1 and 6, the electric rotating lifting swing boom of the present invention comprises a rotating motor 2 and a base 3, wherein the rotating motor 2 is connected with a rotating support 5, a T-shaped beam assembly 6 is fixedly connected to the rotating support 5, a boom assembly 7 is connected below the T-shaped beam assembly 6, and a plurality of lifting points for installing stage equipment are arranged on the boom assembly 7; the base 3 is positioned below the rotary support 5, and also comprises at least two lifting motors, namely a first lifting motor 1 and a second lifting motor 11, wherein each lifting motor hoists different hoisting points, and the at least two lifting motors are mutually independent; the rotating motor 2 is installed in the base 3 and is horizontally placed.

The slewing bearing 5 of the embodiment has an inner ring 501 and an outer ring 502, and the slewing bearing 5 is fixed on the base 3 through the inner ring 501; a driving gear 202 is mounted on an output shaft 201 of the rotating electrical machine 2, and external teeth 503 meshed with the driving gear 202 are arranged on the outer surface of the outer ring 502; the rotary support 5 is fixedly connected with the T-shaped beam assembly 6 through the outer ring 502, and the cross section of the T-shaped beam assembly 6 is circular, as shown in FIG. 6.

As shown in fig. 4, the T-shaped beam assembly 6 includes a hollow vertical rod 601 and a horizontal rod 602 connected to the vertical rod 601, and a pulley 603 is installed in the horizontal rod 602; the length ratio of the vertical rod 601 to the horizontal rod 602 is 1: 4-1: 2; the vertical rod 601 is fixedly connected with the outer ring 502 through the lifting driving seat 12.

As shown in fig. 1 and 2, the cable support 9 is also included; the cable holder 9 is provided with a slip ring 8, as shown in fig. 5, the slip ring 8 is composed of a rotating ring 801 and a stationary ring 802 positioned outside the rotating ring 801; the stationary ring 802 is connected to the cable holder 9, and the slip ring 8 is disposed above the

lift motors

1 and 11 through the cable holder 9; both

lifting motors

1, 11 are provided with a stroke detection device 13.

The suspender component 7 is provided with a wire-collecting frame 10; as shown in fig. 3, the reel 4 is provided with a rope stacking groove 401, a stacking cavity 402 for stacking the rope is arranged in the rope stacking groove 401, the width W of the stacking cavity 402 is not more than 8mm, and the ratio of the depth D of the stacking cavity 402 to the width W is more than 10.

When the electric rotating lifting swing suspender is used specifically, the rotating motor 2 is started, the output shaft 201 rotates to drive the outer ring in the rotary support to rotate, and the T-shaped beam assembly 6 fixedly connected with the outer ring rotates horizontally; when the suspender component 7 needs to be lifted, the

lifting motors

1 and 11 are started, and the

lifting motors

1 and 11 drive the reel 4 to take up and pay off the steel wire rope connected with the suspender component 7; ropes (steel wire ropes) connected with hoisting points are sequentially stacked in the stacking cavities 402, each stacking cavity corresponds to one rope, and due to the fact that the width of the stacking cavity 402 is limited, the stacked ropes cannot slide and collapse in the stacking cavity 402, and the hoisting heights of the hoisting points are uniform; because

elevator motor

1, 11 are mutually independent, connect different hoisting points, can realize the high nonconformity of lift of hoisting point, in addition the rotating electrical machines drive horizontal rotation, can show the hoisting point multi-angle of cool dazzling and sway, the stage lighting effect is good.

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, but rather is described in the embodiments and descriptions herein to illustrate the principles of the invention and that there can be variations and modifications, such as size enlargement or size reduction, or material changes, without departing from the spirit and scope of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. An electric rotating lifting swing suspender comprises a rotating motor and a base, wherein the rotating motor is connected with a rotating support, a T-shaped beam assembly is fixedly connected onto the rotating support, a suspender assembly is connected below the T-shaped beam assembly, and a plurality of suspension points for mounting stage equipment are arranged on the suspender assembly; the base is located the below that the gyration was supported, its characterized in that still includes two at least elevator motor, and every elevator motor hoists different hoisting points, just two at least elevator motor are independent each other.

2. An electrically rotary lifting and lowering boom according to claim 1 wherein said slewing support has an inner race and an outer race and said slewing support is secured to said base by said inner race; an output shaft on the rotating motor is provided with a driving gear, and the outer surface of the outer ring is provided with outer teeth meshed with the driving gear; the rotary support is fixedly connected with the T-shaped beam assembly through the outer ring.

3. The electric rotary lifting and swinging boom of claim 2, wherein the T-beam assembly comprises a hollow vertical rod and a horizontal rod connected to the vertical rod, the horizontal rod having a pulley mounted therein; the length ratio of the vertical rod to the horizontal rod is 1: 4-1: 2; the vertical rod is fixedly connected with the outer ring through the lifting driving seat.

4. An electrically rotary lifting and lowering boom according to claim 3 wherein the rotary motor is mounted within the base and is horizontally disposed.

5. An electrically powered rotary lifting and swinging boom as claimed in any of claims 1 to 4, further comprising a cable support; the cable support is provided with a slip ring, and the slip ring consists of a rotating ring and a stationary ring positioned outside the rotating ring; the stationary ring is connected with the cable bracket, and the slip ring is arranged above the lifting motor through the cable bracket.

6. An electrically powered rotary lifting and lowering pendulum as claimed in claim 5 wherein the pendulum assembly is provided with a wire take-up frame.

7. An electrically rotating lifting and lowering boom according to claim 6 wherein the reel is provided with a rope stacking groove having a stacking cavity therein for stacking the rope, the width W of the stacking cavity not exceeding 8mm, the ratio of the depth D of the stacking cavity to the width W being greater than 10.

8. An electric rotary lifting and lowering boom according to claim 7, characterized in that the at least two lifting motors are each provided with a stroke detection device.

9. An electric rotary lifting and lowering boom according to any of claims 1-4 wherein the cross section of the T-beam assembly is circular.