CN209974186U

CN209974186U - Stage property elevator

Info

Publication number: CN209974186U
Application number: CN201920618986.7U
Authority: CN
Inventors: 王建平
Original assignee: Guangzhou High Art Electronic Technology Co Ltd
Current assignee: Guangzhou High Art Electronic Technology Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2020-01-21
Anticipated expiration: 2029-04-30

Abstract

The utility model provides a stage property lift, includes the casing and establishes the hoist mechanism in the casing, hoist mechanism promotes stage property through promoting the cable, hoist mechanism includes the take-up reel, only be equipped with a roll up the wire casing in the take-up reel, it has more than two promotion cables to roll up the winding of wire casing, and the bottom of more than two promotion cables sets up at the interval on the horizontal direction. Adopt above-mentioned technical scheme, promote the cable around establishing in same roll wire casing more than two, through guide pulley mechanism's direction, promote the projection line of cable on the horizontal plane and the front of casing parallel more than two that stretch out from the casing bottom, the promotion cable can not scraped to the side of guide pulley and roll wire casing yet, has improved the life of promotion cable, to some props that need hoist and mount the directionality, like the display screen, the front of lift is unanimous with the front of display screen, the debugging of the stage prop position of being convenient for.

Description

Stage property elevator

Technical Field

The utility model belongs to the technical field of stage property equipment technique and specifically relates to a stage property lift.

Background

In order to obtain a specific visual effect, some entertainment and performance places or exhibition stands adopt lamps, display screens and props which can be lifted; in order to enable the props to have a lifting function, a small prop lifter for lifting the props is basically needed in the prior art, some props need to be lifted and lowered to prevent the props from rotating in the lifting process, and the props with lifting directionality, such as a display screen and the like, cannot meet the requirements if a single lifting cable is used for lifting the props.

Chinese utility model patent with patent number CN201620400238.8 discloses a kinetic energy LED display screen elevating gear, its mode that adopts the double-line to promote avoids treating the rotation of the LED display screen that promotes, however, the device has following defect:

(1) the winding disc comprises two winding grooves, each winding groove correspondingly accommodates one lifting cable, and therefore the inside of the elevator needs a larger installation space, and production cost is also high.

(2) Because two spiral grooves are in two vertical planes that are parallel to each other, if establish the guide pulley that the below corresponds at same vertical plane, then the promotion cable that comes out from spiral groove can scrape the lateral wall of guide pulley lateral wall and spiral groove's lateral wall, influences the life-span of promotion cable. If the guide wheel that every spiral groove corresponds all establishes under this spiral groove, then can appear the line that two promotion cables that come out from the lift bottom and the front of lifting machine nonparallel, consequently can appear the front of the display screen that promotes and the front of lifting machine not coplane, will reach the same stage effect, need carry out the correction of angle to the installation of lifting machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a stage property lift that can effectively solve above-mentioned problem. In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a stage property lift, includes the casing and establishes the hoist mechanism in the casing, hoist mechanism promotes stage property through promoting the cable, hoist mechanism includes the take-up reel, only be equipped with a roll up the wire casing in the take-up reel, it has more than two promotion cables to roll up the winding of wire casing, and the interval sets up in the bottom horizontal direction of more than two promotion cables.

Furthermore, the number of the lifting cables is two, a guide wheel mechanism is arranged below the wire winding groove, the guide wheel mechanism comprises a plurality of guide wheels, the wheel grooves of the guide wheels and the projection of the wire winding groove of the wire winding roll on the horizontal plane are collinear, and the two lifting cables output from the wire winding groove are wound on the guide wheel mechanism and output to the lower part of the casing.

Furthermore, the guide wheel mechanism comprises a first guide wheel and a second guide wheel, a wire feeding groove is formed between the first guide wheel and the second guide wheel, the wire feeding groove is located right below the output end of the wire winding groove, a first through hole is formed in the bottom of the casing corresponding to the wire feeding groove, the two lifting cables are respectively a first lifting cable and a second lifting cable, and the first lifting cable sequentially passes through the wire feeding groove and the through hole and extends out of the lower portion of the casing.

Furthermore, guide wheel mechanism is still including locating the third guide pulley of second guide pulley one side, the second promotes the cable and winds from the bottom of second guide pulley in proper order and establish and wind from the top of third guide pulley to stretch out the below of casing, the bottom of casing corresponds the output of third guide pulley and is equipped with the second through-hole that supplies the second to promote the cable and pass through.

Furthermore, the projection connecting line of more than two lifting cables positioned below the machine shell on the horizontal plane is collinear with the projection of the wire winding groove on the horizontal plane.

Further, still be equipped with stop gear in the casing, stop gear includes mount, elastic component, fly leaf and limit switch, the one end of fly leaf is for supporting the end, the other end of fly leaf is the expansion end, the mount is in through the elastic component effect the support end of fly leaf is hugged closely the bottom of casing with the fly leaf, limit switch establishes and is close to one side of fly leaf expansion end, it is used for to lie in on the fly leaf between supporting the end promote the third through-hole that the cable passed, the bottom that promotes the cable is equipped with the size and is greater than the stopper of third through-hole works as when the stopper upwards removes and acts on the bottom of fly leaf under the hoist mechanism effect, the expansion end perk of fly leaf and with limit switch contacts.

Furthermore, the fixed frame comprises an upper fixed plate and two guide posts arranged at two ends of the bottom of the upper fixed plate, the supporting end of the movable plate is provided with two guide holes respectively matched with the two guide posts, the elastic piece is sleeved on the guide posts, and the movable plate is sleeved on the two guide posts through the guide holes and pressed at the bottom of the shell by the elastic piece positioned at the top of the movable plate; the fly leaf includes the base plate, the one end of base plate is the support end, the other end of base plate outwards extends and forms rectangular form extension board, the tip of extension board is the expansion end.

Furthermore, hoist mechanism includes hoist motor and wire winding subassembly, the wire winding subassembly include first band pulley with the take-up reel, take-up reel and band pulley coaxial setting, the output of hoist motor is equipped with the second band pulley, first band pulley passes through the drive belt and is connected with the second band pulley.

Furthermore, the casing is a rectangular body, and the side surface of the winding roll is parallel to the front surface of the casing.

Adopt above-mentioned technical scheme, more than two (preferably two) promotion cables are around establishing in same winding wire casing, through guide pulley mechanism's direction, and the projection line of two promotion cables that stretch out from the casing bottom on the horizontal plane is parallel with the front of casing, and the promotion cable also can not scraped to the side of guide pulley and winding wire casing, has improved the life of promotion cable, to some props that need hoist and mount the directionality, like the display screen, the front of lift is unanimous with the front of display screen, the debugging of the stage prop position of being convenient for.

Drawings

FIG. 1 is a schematic view of a guide wheel mechanism.

Fig. 2 is a first internal schematic view of the present invention.

Fig. 3 is a schematic cross-sectional view of the present invention.

Fig. 4 is a second internal schematic view of the present invention.

Detailed Description

As shown in fig. 1, 2, 4, a stage property elevator comprises a casing 1 and a lifting mechanism arranged in the casing 1, wherein the lifting mechanism lifts the stage property through a lifting cable, the lifting mechanism comprises a winding roll 2, only one winding groove is arranged in the winding roll 2, more than two lifting cables are wound in the winding groove, preferably two cables are arranged at intervals in the horizontal direction of the bottom ends of the two lifting cables. By adopting the scheme, the winding roll 2 with the double winding grooves is not needed to be arranged, two lifting cables can be arranged to lift the prop, the rotation of the prop is prevented, the required installation space in the elevator is reduced, the cost is saved, and the installation of the guide wheel mechanism 3 below the elevator is convenient.

Preferably, a guide wheel mechanism 3 is arranged below the wire winding groove, the guide wheel mechanism 3 comprises a plurality of guide wheels, the wheel groove of each guide wheel is collinear with the projection of the wire winding groove of the wire winding roll 2 on the horizontal plane, and two lifting cables output from the wire winding groove are wound on the guide wheel mechanism 3 and output to the lower part of the machine shell 1. Therefore, the projection connecting line of the two lifting cables led out from the lower part of the machine shell 1 on the horizontal plane is collinear with the projection of the winding groove on the horizontal plane, and the arrangement of the stage props is convenient.

Preferably, guide wheel mechanism 3 includes first guide wheel 4, second guide wheel 5 and locates third guide wheel 6 of second guide wheel 5 one side, form between first guide wheel 4 and the second guide wheel 5 and send the wire casing, send the wire casing to be located under the wire winding groove output end, the bottom of casing 1 corresponds and sends the wire casing to be equipped with first through-hole 7, two promotion cables are first promotion cable 8 and second promotion cable 9 respectively, first promotion cable 8 loops through and sends wire casing and through-hole and stretch out the below of casing 1. The second lifting cable 9 is sequentially wound from the bottom of the second guide wheel 5 and the top of the third guide wheel 6 and extends to the lower part of the machine shell 1, and a second through hole 10 for the second lifting cable 9 to pass through is formed in the bottom of the machine shell 1 corresponding to the output end of the third guide wheel 6.

Preferably, as shown in fig. 1-4, a limiting mechanism is further disposed in the casing 1, the limiting mechanism includes a fixed frame 12, an elastic member 13, a movable plate 14 and a limiting switch 17, one end of the movable plate 14 is a supporting end 15, the other end of the movable plate 14 is a movable end 16, the fixed frame 12 acts on the supporting end 15 of the movable plate 14 through the elastic member 13 and tightly attaches the movable plate 14 to the bottom of the casing 1, the limiting switch 17 is disposed at a side close to the movable end 16 of the movable plate 14, a third through hole 18 for passing a lifting cable is disposed on the movable plate 14 between the supporting ends 15, a limiting block 19 having a size larger than that of the third through hole 18 is disposed at the bottom end of the lifting cable, when the limiting block 19 moves upward under the action of the lifting mechanism and acts on the bottom of the movable plate 14, the movable end 16 of the movable plate 14 tilts up and contacts with the limiting switch 17, and with the limiting mechanism, when the, the position of the limiting block 19 is up against the position of the third through hole 18 of the movable plate 14, at this time, the movable end 16 of the movable plate 14 tilts up and triggers the limiting switch 17, so as to limit the position of the lifting mechanism, the supporting end 15 of the movable plate 14 serves as a fulcrum, and the elastic member 13 is abutted against the bottom of the casing 1 or slightly lifted up due to the action of the limiting block 19 (at this time, the movable plate 14 is in an inclined state), and does not need to move a large distance relative to the guide pillar, so that the phenomenon of locking can be effectively avoided. In addition, the guide post needs to be smaller than the guide hole of the movable plate 14 to provide a space for the movable plate 14 to tilt.

Specifically, the fixed frame 12 includes an upper fixed plate 20 and two guide posts disposed at two ends of the bottom of the upper fixed plate 20, the supporting end 15 of the movable plate 14 is provided with two guide holes respectively matched with the two guide posts, the elastic member 13 is sleeved on the guide posts, and the movable plate 14 is sleeved on the two guide posts through the guide holes and pressed on the bottom of the housing 1 by the elastic member 13 disposed at the top thereof; the movable plate 14 includes a base plate, one end of which is a supporting end 15, and the other end of which extends outward to form an elongated extension plate, and the end of the extension plate is a movable end 16.

Preferably, hoist mechanism includes hoist motor 21 and wire winding subassembly, and the wire winding subassembly includes first band pulley 23 and take-up reel 2, and take-up reel 2 and the coaxial setting of band pulley, hoist motor 21's output are equipped with second band pulley 22, and first band pulley 23 passes through drive belt 24 and second band pulley 22 to be connected, adopts the motor to promote, and is reliable stable, and the belt drive silence is effectual. The lifting motor is controlled by the processor, and after the movable end of the movable plate contacts and triggers the limit switch, the limit switch transmits a signal to the processor, so that the lifting motor is controlled to stop rotating, and a limit function is realized.

Preferably, the housing 1 is a rectangular body, and the side surface of the winding roll 2 is parallel to the front surface of the housing 1. Therefore, the front surface of the hoisted prop is parallel to the front surface of the machine shell 1, and the debugging of the stage prop position is convenient.

Adopt above-mentioned technical scheme, two promotion cables are established in same roll wire casing around (preferred two), through guide pulley mechanism's direction, and the projection line of two promotion cables that stretch out from the chassis bottom on the horizontal plane is parallel with the front of casing, and the promotion cable also can not be scraped to the side of guide pulley and roll wire casing, has improved the life of promotion cable, to some props that need hoist and mount the directionality, like the display screen, the front of lift is unanimous with the front of display screen, the debugging of the stage prop position of being convenient for.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the present invention, but is intended to cover various modifications, combinations, and alternatives, which will be apparent to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. The utility model provides a stage property lift, includes the casing and establishes the hoist mechanism in the casing, hoist mechanism promotes stage property through promoting the cable, its characterized in that: the lifting mechanism comprises a winding roll, only one winding groove is formed in the winding roll, more than two lifting cables are wound in the winding groove, and the lifting cables are arranged at intervals in the horizontal direction of the bottom end of the more than two lifting cables.

2. The stage prop elevator of claim 1, wherein: the lifting cable is two, a guide wheel mechanism is arranged below the wire winding groove and comprises a plurality of guide wheels, the wheel grooves of the guide wheels and the projection of the wire winding groove of the wire winding roll on the horizontal plane are collinear, and two lifting cables output from the wire winding groove are wound on the guide wheel mechanism and output to the lower part of the casing.

3. The stage prop elevator of claim 2, wherein: the guide wheel mechanism comprises a first guide wheel and a second guide wheel, a wire feeding groove is formed between the first guide wheel and the second guide wheel and is located right below the output end of the wire winding groove, a first through hole is formed in the bottom of the casing corresponding to the wire feeding groove, the two lifting cables are respectively a first lifting cable and a second lifting cable, and the first lifting cable sequentially passes through the wire feeding groove and the through hole and extends out of the lower portion of the casing.

4. A stage prop elevator according to claim 3, characterized in that: the guide wheel mechanism further comprises a third guide wheel arranged on one side of the second guide wheel, the second lifting cable is sequentially wound from the bottom of the second guide wheel and the top of the third guide wheel and extends to the lower portion of the machine shell, and a second through hole for the second lifting cable to pass through is formed in the bottom of the machine shell corresponding to the output end of the third guide wheel.

5. The stage prop elevator of claim 1, wherein: the projection connecting line of more than two lifting cables positioned below the machine shell on the horizontal plane is collinear with the projection of the wire coiling groove on the horizontal plane.

6. The stage prop elevator of claim 1, wherein: still be equipped with stop gear in the casing, stop gear includes mount, elastic component, fly leaf and limit switch, the one end of fly leaf is for supporting the end, the other end of fly leaf is the expansion end, the mount is used for through the elastic component the support end of fly leaf is hugged closely the bottom of casing with the fly leaf, limit switch establishes and is close to one side of fly leaf expansion end, lie in on the fly leaf and be equipped with between the support end and be used for promote the third through-hole that the cable passed, the bottom that promotes the cable is equipped with the size and is greater than the stopper of third through-hole works as when the stopper is in the bottom of lift mechanism effect rebound and effect at the fly leaf, the expansion end perk of fly leaf and with limit switch contacts.

7. The stage prop elevator of claim 6, wherein: the fixed frame comprises an upper fixed plate and two guide posts arranged at two ends of the bottom of the upper fixed plate, two guide holes respectively matched with the two guide posts are formed in the supporting end of the movable plate, the elastic piece is sleeved on the guide posts, and the movable plate is sleeved on the two guide posts through the guide holes and pressed at the bottom of the shell by the elastic piece positioned at the top of the movable plate; the fly leaf includes the base plate, the one end of base plate is the support end, the other end of base plate outwards extends and forms rectangular form extension board, the tip of extension board is the expansion end.

8. The stage prop elevator of claim 1, wherein: the lifting mechanism comprises a lifting motor and a wire winding assembly, the wire winding assembly comprises a first belt wheel and a wire winding roll, the wire winding roll and the belt wheel are coaxially arranged, a second belt wheel is arranged at the output end of the lifting motor, and the first belt wheel is connected with the second belt wheel through a transmission belt.

9. The stage prop elevator of claim 1, wherein: the winding reel is characterized in that the casing is a rectangular body, and the side face of the winding reel is parallel to the front face of the casing.