CN211119255U

CN211119255U - Novel reel type light lifting crane

Info

Publication number: CN211119255U
Application number: CN201922429601.5U
Authority: CN
Inventors: 江海君; 杨峰; 江金童
Original assignee: Guangzhou Suunto Special Equipment Co ltd
Current assignee: Guangzhou Suunto Special Equipment Co ltd
Priority date: 2019-12-27
Filing date: 2019-12-27
Publication date: 2020-07-28
Anticipated expiration: 2029-12-27

Abstract

The utility model discloses a novel reel formula light lift loop wheel machine, which comprises a base, two risers of base upside fixed connection, rotate between two risers and connect the wind-up roll, there is the lifting rope around rolling up on the wind-up roll, base one side is rotated and is connected guide pulley, the lifting rope is passed by guide pulley's round inslot, the lower extreme fixed connection lamps and lanterns of lifting rope, base one side is equipped with the spout, sliding connection slider in the spout, two centre gripping wheels of symmetrical rotation connection on the slider, every centre gripping wheel excircle is equipped with the recess, two recesses set up relatively and form the centre gripping passageway, the lifting rope passes in by the centre gripping passageway, the slider orders about reciprocating sliding in the spout through the driving piece. The utility model pushes the mounting rod to move horizontally by the periodical rotation of the swash plate, and further leads the slide block to do periodical reciprocating motion in the chute by the guide rod and the supporting spring; the rotation of cooperation wind-up roll for the lifting rope can evenly be twined on the wind-up roll, can avoid the lifting rope to break away from the wind-up roll.

Description

Novel reel type light lifting crane

Technical Field

The utility model relates to a stage equipment technical field especially relates to novel reel formula light lift loop wheel machine.

Background

The light lifting crane is one kind of hanging lifting equipment in mechanical stage equipment, and may be used widely in theater, TV station, multifunctional hall, conference hall, outdoor show, etc. for raising lamp and other performance props. At present, a generally-used lamplight lifting crane is a motor and a speed reducer which drive a reel steel wire rope to lift a lamp, and a wire winder is configured to receive and release a power supply cable.

The position of the existing winding is uncontrollable, if the existing winding is wound in the same place, after a plurality of turns are wound, the lifting rope is easy to be separated and wound on a rotating shaft of the winding roller, thereby influencing the use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art, and providing a novel reel type light lifting crane, thereby solving the problems existing in the prior art.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

novel reel formula light lift loop wheel machine, which comprises a base, two risers of base upside fixed connection rotate between two risers and connect the wind-up roll, and it has the lifting rope to wind on the wind-up roll, base one side is rotated and is connected guide pulley, and the lifting rope passes by guide pulley's wheel inslot, and the lower extreme fixed connection lamps and lanterns of lifting rope, base one side is equipped with the spout, sliding connection slider in the spout, symmetrical rotation connects two centre gripping wheels on the slider, and every centre gripping wheel excircle is equipped with the recess, and two recesses set up relatively and form the centre gripping passageway, and the lifting rope passes in by the centre gripping passageway, and the slider orders about reciprocating sliding in the spout through the driving piece.

Preferably, the cross-section of the sliding groove is dovetail-shaped, and the sliding block is matched with the sliding groove.

Preferably, the driving piece includes the riser, riser fixed connection is in the one end of spout, be equipped with the slide opening on the riser, the slider is along the ascending one side fixed connection guide bar of its slip side, and the guide bar passes and sliding connection by the slide opening in, fixed connection supporting spring between slider and the riser, and the guide bar passes by the supporting spring hole, the one end fixed connection connecting rod of slider is kept away from to the guide bar, fixed connection sloping cam plate in the pivot of wind-up roll, one side fixed connection installation pole that the connecting rod is close to the sloping cam plate, and the installation pole is close to the one end of sloping cam plate and rotates the connection ball, the surface contact setting of ball and sloping cam plate.

Preferably, an arc-shaped groove is formed in one side, close to the balls, of the swash plate, and the balls are correspondingly contacted with the bottom of the arc-shaped groove.

Preferably, one side that the installation pole is close to the ball is equipped with the sphere groove, and the sphere setting of sphere groove laminating ball, the tank bottom in sphere groove is equipped with the oil groove.

Preferably, an oil injection pipeline is arranged in the mounting rod and is communicated with the oil groove.

The utility model has the advantages that: the utility model provides a novel reel formula light lift loop wheel machine, in the process of swash plate cycle rotation, cycle promotion installation pole horizontal migration, through guide bar and supporting spring, and then make the slider in the spout periodic reciprocating motion; the rotation of cooperation wind-up roll for the lifting rope can evenly be twined on the wind-up roll, can avoid the lifting rope to break away from the wind-up roll.

Drawings

Fig. 1 is a schematic diagram of the basic structure of the present invention;

fig. 2 is a partially enlarged view of fig. 1 at E.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Example 1

As shown in FIG. 1-2, the utility model provides a novel reel type light lifting crane, which comprises a base 1, two vertical plates 11 are fixedly connected on the upper side of the base 1, a winding roller 12 is rotatably connected between the two vertical plates 11, the winding roller 12 drives forward and backward rotation after speed change through a gearbox by a motor, a lifting rope 13 is wound on the winding roller 12, one side of the base 1 is rotatably connected with a guide pulley 14, the lifting rope 13 passes through a wheel groove of the guide pulley 14, the lower end of the lifting rope 13 is fixedly connected with a lamp 15, the lamp 15 is descended by the gravity of the lamp 15, after the winding roller 12 rotates backward, the lamp 15 descends and straightens the lifting rope 13, one side of the base 1 is provided with a chute 21, a slide block 22 is slidably connected in the chute 21, the cross section of the chute 21 is dovetail, the slide block 22 is matched with the chute 21, two clamping wheels 23 are symmetrically and rotatably connected on the slide block 22, each clamping, two recesses are relative to each other and form the centre gripping passageway, and lifting rope 13 passes in by the centre gripping passageway, and then can not break away from, and slider 22 orders about through driving piece 3 and reciprocates in spout 21 and slides, still is equipped with the spooler on the base 1, and the spooler is prior art for when lamps and lanterns 15 receive and release, receive and release in step the cable inlet wire. The slider 22 reciprocates periodically in the chute 21 and is matched with the rotation of the winding roller 12, so that the lifting rope 13 can be uniformly wound on the winding roller 12, and the lifting rope 13 can be prevented from being separated from the winding roller 12.

Example 2

As shown in fig. 1-2, on the basis of embodiment 1, the driving member 3 includes a vertical plate 31, the vertical plate 31 is fixedly connected to one end of the sliding slot 21, a sliding hole is formed on the vertical plate 31, one side of the sliding block 22 in the sliding direction thereof is fixedly connected with a guide rod 32, the guide rod 32 passes through the sliding hole and is slidably connected, a supporting spring 33 is fixedly connected between the sliding block 22 and the vertical plate 31, the guide rod 32 passes through the inner hole of the supporting spring 33, one end of the guide rod 32 away from the sliding block 22 is fixedly connected with a connecting rod 34, a rotating shaft of the winding roller 12 is fixedly connected with a swash plate 35, one side of the connecting rod 34 close to the swash plate 35 is fixedly connected with a mounting rod 36, one end of the mounting rod 36 close to the swash plate 35 is rotatably connected with a ball 37, the ball 37 is disposed in contact with the surface of the swash plate 35, one side of the, the balls 37 correspondingly contact the bottom of the arcuate slot 38. Through supporting spring 33 for installation pole 36 with ball 37 in arc groove 38, along with the rotation of wind-up roll 12, sloping cam plate 35 rotates thereupon, because sloping cam plate 35 slope sets up, in the rotatory in-process of sloping cam plate 35 cycle, cycle promotion installation pole 36 horizontal migration, through guide bar 32 and supporting spring 33, and then makes slider 22 in spout 21 internal cycle reciprocating motion, need not to provide extra power, energy saving.

Example 3

As shown in fig. 1-2, in embodiment 2, a spherical groove 5 is provided on one side of the mounting rod 36 close to the ball 37, the spherical groove 5 is disposed to fit the spherical surface of the ball 37, an oil groove 6 is provided at the bottom of the spherical groove 5, an oil injection line 7 is provided in the mounting rod 36, and the oil injection line 7 is communicated with the oil groove 6. Grease is injected into the oil injection pipeline 7, the grease enters the oil groove 6 and covers the surface of the ball 37 along with the rolling of the ball 37, the ball 37 is lubricated, and the effect of reducing friction is achieved.

When in use, the swash plate 35 rotates along with the rotation of the winding roller 12, and because the swash plate 35 is obliquely arranged, the installation rod 36 is periodically pushed to horizontally move in the periodic rotation process of the swash plate 35, and the sliding block 22 is periodically reciprocated in the sliding chute 21 through the guide rod 32 and the supporting spring 33; the rotation of cooperation wind-up roll 12 for lifting rope 13 can evenly twine on wind-up roll 12, can avoid lifting rope 13 to break away from wind-up roll 12.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Novel reel formula light lift loop wheel machine, including base (1), two risers (11) of base (1) upside fixed connection rotate between two risers (11) and connect wind-up roll (12), and there is lifting rope (13) around rolling up on wind-up roll (12), base (1) one side is rotated and is connected guide pulley (14), and lifting rope (13) are passed by the race of guide pulley (14), lower extreme fixed connection lamps and lanterns (15) of lifting rope (13), its characterized in that: base (1) one side is equipped with spout (21), sliding connection slider (22) in spout (21), slider (22) are gone up the symmetry and are rotated and connect two centre gripping wheels (23), and every centre gripping wheel (23) excircle is equipped with the recess, and two recesses set up relatively and form the centre gripping passageway, and lifting rope (13) pass in by the centre gripping passageway, and slider (22) order about reciprocating sliding in spout (21) through driving piece (3).

2. The novel reel type light lifting crane according to claim 1, characterized in that: the cross section of the sliding groove (21) is dovetail-shaped, and the sliding block (22) is matched with the sliding groove (21).

3. The novel reel type light lifting crane according to claim 1, characterized in that: the driving piece (3) comprises a vertical plate (31), the vertical plate (31) is fixedly connected with one end of the sliding groove (21), a sliding hole is arranged on the vertical plate (31), a guide rod (32) is fixedly connected to one side of the sliding block (22) along the sliding direction of the sliding block, the guide rod (32) penetrates through the sliding hole and is in sliding connection with the sliding hole, a supporting spring (33) is fixedly connected between the sliding block (22) and the vertical plate (31), the guide rod (32) penetrates through the inner hole of the supporting spring (33), one end of the guide rod (32) far away from the slide block (22) is fixedly connected with a connecting rod (34), fixedly connected sloping cam plate (35) in the pivot of wind-up roll (12), connecting rod (34) are close to one side fixed connection installation pole (36) of sloping cam plate (35), and installation pole (36) are close to the one end of sloping cam plate (35) and rotate and connect ball (37), ball (37) set up with the surface contact of sloping cam plate (35).

4. The novel reel type light lifting crane according to claim 3, characterized in that: one side of the swash plate (35) close to the balls (37) is provided with an arc-shaped groove (38), and the balls (37) correspondingly contact the bottom of the arc-shaped groove (38).

5. The novel reel type light lifting crane according to claim 4, characterized in that: one side that installation pole (36) are close to ball (37) is equipped with sphere groove (5), and the sphere setting of sphere groove (5) laminating ball (37), the tank bottom of sphere groove (5) is equipped with oil groove (6).

6. The novel reel type light lifting crane according to claim 5, characterized in that: an oil injection pipeline (7) is arranged in the mounting rod (36), and the oil injection pipeline (7) is communicated with the oil groove (6).