CN219823498U - Pulley lifting device for weight of belt conveyor - Google Patents

Abstract

The utility model relates to the technical field of material lifting devices, in particular to a pulley lifting device for a weight of a belt conveyor, which is characterized in that a vertical shaft is fixedly connected to the upper end of a base, a mounting disc is fixedly connected to the upper end of the vertical shaft, a mounting shaft is fixedly connected to the upper end of the mounting disc, a sleeve is rotationally connected to the mounting shaft, a long inclined rod is fixedly connected to the outer edge surface of the sleeve, an upper pulley is rotationally arranged at the left upper end of the long inclined rod, a mounting frame is fixedly connected to the outer edge surface of the sleeve, two long supporting rods which are correspondingly arranged front and back are fixedly connected to the upper end of the mounting frame, a longitudinal shaft is rotationally connected to the opposite ends of the two long supporting rods, a winding reel is coaxially and fixedly connected to the longitudinal shaft, a vertical rod is fixedly connected to the upper end of the mounting frame, a lower pulley is rotationally arranged at the upper end of the vertical rod, a pull rope is spirally wound on the winding reel, the free end of the pull rope sequentially bypasses the lower pulley and then falls downwards, a hanging device is arranged at the free end of the pull rope, and a self-locking power device for driving the winding reel is arranged on the mounting frame.

Description

Pulley lifting device for weight of belt conveyor

Technical Field

The utility model relates to the technical field of material lifting devices, in particular to a pulley lifting device for a weight of a belt conveyor.

Background

At present, in order to prevent belt slipping and deviation, a tensioning mode of vertically stretching a weight is adopted, channel steel is arranged on two sides of the weight as a slide way of the weight, the channel steel is connected with a stand column of a conveyor frame to play a fixed role, the stand column is about 10 meters high, in actual production, the weight is not easy to disassemble and assemble due to the fact that the stand column is too high, so that a lifting device is required to carry out auxiliary operation, but the existing lifting device is generally only a chain block, the chain block consumes manpower, the chain block is not easy to fix, and corresponding safety risks exist, so that an automatic lifting device with higher safety is required to lift the weight.

Disclosure of Invention

Aiming at the situation, the utility model provides the pulley lifting device for the weight of the belt conveyor, which overcomes the defects of the prior art and is characterized by comprising a base, wherein the upper end of the base is fixedly connected with a vertical shaft, the upper end of the vertical shaft is fixedly connected with a mounting disc, the upper end of the mounting disc is coaxially and fixedly connected with a mounting shaft, the mounting shaft is coaxially and rotatably connected with a sleeve, the outer edge surface of the sleeve is fixedly connected with a long inclined rod extending obliquely upwards and leftwards, the left upper end of the long inclined rod is rotatably provided with an upper pulley, the outer edge surface of the sleeve is fixedly connected with a mounting frame extending rightwards, the upper end of the mounting frame is fixedly connected with two long struts which are correspondingly arranged front and back, the opposite ends of the long struts are rotatably connected with a longitudinal shaft, the longitudinal shaft is coaxially and fixedly connected with a winding wheel, the upper end of the mounting frame is fixedly connected with a vertical rod positioned at the left side of the winding wheel, the free end of the winding wheel is spirally wound with a pull rope, the free end of the pull rope sequentially bypasses the lower pulley and the upper pulley and then falls downwards, and the free end of the winding wheel is fixedly connected with a power device.

Preferably, the self-locking power device comprises two short supporting rods which are oppositely arranged left and right and fixedly connected with the mounting frame, the opposite ends of the two short supporting rods are rotatably connected with a worm, the mounting frame is fixedly connected with a driving motor for driving the worm, and the longitudinal shaft is coaxially and fixedly connected with a worm wheel meshed with the worm.

Preferably, the hanging device comprises a hanging hook fixedly connected with the free end of the pull rope, a hanging basket is hung on the hanging hook, and two vertical grooves symmetrically arranged about the axis of the hanging basket are formed in the outer edge surface of the hanging basket.

Preferably, the device further comprises a directional device, the directional device comprises a plurality of jacks which are arranged on the mounting plate and uniformly distributed around the axis of the mounting plate, the outer edge surface of the sleeve is fixedly connected with a positioning block, a vertical hole is arranged on the positioning block, a positioning pin is movably inserted in the vertical hole in a coaxial mode, and the positioning pin can be inserted in any jack.

Preferably, the mounting frame is fixedly connected with a reinforcing rod extending obliquely to the upper left, the upper left end of the reinforcing rod is fixedly connected with the long inclined rod, the reinforcing rod is fixedly connected with a plurality of reinforcing ribs with different lengths at the opposite ends of the long inclined rod, and four anchor holes which are arranged in a rectangular array are formed in the base.

The utility model has the beneficial effects that:

1. when the self-locking lifting device is used, the weight is placed in the hanging basket of the hanging device, the driving motor of the self-locking power device is started to rotate clockwise, the driving motor can drive the reel to rotate clockwise to wind the pull rope onto the reel, the pull rope is guided by the upper pulley and the lower pulley to lift the hanging device upwards along with the winding of the pull rope, the hanging basket of the hanging device is driven to lift, the weight in the hanging basket is lifted to the corresponding position, the self-locking driving device is driven by the worm wheel and the worm, the worm wheel and the worm have self-locking property, and the lifting safety can be ensured. The corresponding driving motor for starting the self-locking power device rotates anticlockwise, and the pull rope on the reel can be released to enable the on-hook device to be downward. The utility model has simple operation, simple structure, strong practicability and high safety coefficient, and reduces manpower.

2. The utility model discloses a mounting bracket and diagonal bar are all installed on the sleeve, and it is convenient for rotate along with the sleeve around the installation axle, and then adjust the gesture of this utility model to in order to promote the gesture to relevant position, the orientation device who is equipped with can restrict the sleeve, and the sleeve can't rotate around the installation axle when locating pin and jack are pegged graft, makes locating pin and jack break away from then can rotate the sleeve in order to change the gesture of this utility model, and orientation device restricts the sleeve and has increased the security of this utility model.

Drawings

Fig. 1 is a perspective view of a first view angle of the present utility model.

Fig. 2 is an enlarged view of area a of fig. 1 in accordance with the present utility model.

Fig. 3 is an enlarged view of region B of fig. 1 in accordance with the present utility model.

Fig. 4 is an enlarged view of region C of fig. 2 in accordance with the present utility model.

Fig. 5 is a partial cut-away perspective view of a second view of the present utility model.

Fig. 6 is an enlarged view of the area D of fig. 5 in accordance with the present utility model.

Fig. 7 is a front view of the present utility model.

Fig. 8 is a partial perspective view of the present utility model.

Reference numerals

1. Base, 2, vertical shaft, 3, mounting plate, 4, mounting shaft, 5, sleeve, 6, long diagonal, 7, upper pulley, 8, mounting bracket, 9, long strut, 10, longitudinal shaft, 11, reel, 12, vertical rod, 13, lower pulley, 14, pull rope, 15, short strut, 16, worm, 17, drive motor, 18, worm gear, 19, hook, 20, basket, 21, vertical groove, 22, orientation device, 23, jack, 24, locating block, 25, locating pin, 26, reinforcing rod, 27, reinforcing rib, 28, anchor hole.

Detailed Description

The following describes embodiments of the present utility model in further detail with reference to figures 1-8.

According to the first embodiment, the technical scheme is that when the device is used, the base 1 is placed at the phase position so as to facilitate lifting of the weight, and further, the base 1 can be fixed through the anchor rod matched with the anchor ground hole 28 for safety. The weight is placed in the hanging basket 20 of the hanging device, the driving motor 17 of the self-locking power device is started to rotate clockwise, the driving motor 17 can drive the reel 11 to rotate clockwise to wind the pull rope 14 on the reel 11, the pull rope 14 lifts the hanging device upwards under the guidance of the upper pulley 7 and the lower pulley 13 along with the winding of the pull rope 14, the hanging basket 20 of the hanging device is driven to lift, the weight in the hanging basket 20 is lifted to the corresponding position, the self-locking driving device is driven by the worm wheel 18 and the worm 16, the worm wheel 18 and the worm 16 have self-locking performance, and the lifting safety can be ensured. The corresponding drive motor 17, which activates the self-locking power means, rotates anticlockwise and can release the pull cord 14 on the reel 11 to bring the on-hook means downwards. The utility model has simple operation, simple structure, strong practicability and high safety coefficient, and reduces manpower.

The utility model discloses a mounting bracket 8 and diagonal bar are all installed on sleeve 5, it is convenient for it rotates around installation axle 4 along with sleeve 5, and then adjust the gesture of the utility model, so that promote the relevant position with the gesture, the orientation device 22 that is equipped with can restrict sleeve 5, sleeve 5 can't rotate around installation axle 4 when locating pin 25 and jack 23 peg graft, make locating pin 25 break away from with jack 23 then can rotate sleeve 5 in order to change the gesture of the utility model, orientation device 22 restricts sleeve 5 and has increased the security of the utility model. Further, in order to increase the strength of the long diagonal member 6, a reinforcing bar 26 and a reinforcing rib 27 are provided.

In the second embodiment, on the basis of the first embodiment, the self-locking power device can drive the worm 16 to rotate around the short supporting rod 15 through the rotation of the driving motor 17, the worm 16 drives the longitudinal shaft 10 and the reel 11 to rotate around the long supporting rod 9 through the worm wheel 18, so that the release and winding of the pull rope 14 by the reel 11 are realized, and the pull rope 14 is guided by the lower pulley 13 at the end part of the vertical rod 12 and the upper pulley 7 on the long inclined rod 6 in cooperation, so that the lowering and lifting of the hooking device are realized. The hanging basket of the hanging device is hung on the hanging hook 19, a plurality of balance weights can be placed on the hanging basket 20 at one time, the vertical groove 21 on the hanging basket 20 is a through groove, the balance weights can be conveniently leaked out, and the balance weights can be conveniently taken out from the hanging basket 20.

In the second embodiment, on the basis of the first embodiment, the mounting disc 3 is arranged on the vertical shaft 2, when the jack 23 on the mounting disc 3 is matched with the positioning pin 25, the sleeve 5 is limited by the orientation device 22 and cannot rotate, the positioning pin 25 is pulled upwards, so that the positioning pin 25 slides upwards along the vertical hole on the positioning hole, the positioning pin 25 is further separated from the jack 23, at the moment, the sleeve 5 loses limitation and can rotate around the mounting shaft 4, and after the posture of the utility model is adjusted by rotating the sleeve 5, the positioning pin 25 is inserted into the corresponding jack 23 to limit the sleeve 5.

Claims (5)

1. The utility model provides a pulley hoisting device for a belt feeder balance weight, includes base (1), its characterized in that, base (1) upper end fixedly connected with vertical shaft (2), vertical shaft (2) upper end fixedly connected with mounting disc (3), coaxial fixedly connected with mounting disc (3) upper end installation axle (4), coaxial swivelling joint of mounting axle (4) has sleeve (5), sleeve (5) outer fringe face fixedly connected with is inclined long down tube (6) of upper left side extension, upper left end rotation of long down tube (6) installs upper pulley (7), sleeve (5) outer fringe face fixedly connected with mounting bracket (8) of extending right, mounting bracket (8) upper end fixedly connected with two be around corresponding arrangement's long branch (9), two long branch (9) relative end swivelling joint have vertical axis (10), vertical axis (10) coaxial fixedly connected with reel (11), mounting bracket (8) upper end fixedly connected with is located reel (11) left montant (12), reel (14) are gone up to hang down end rotation, reel (14) are arranged around pulley (14) and are fallen down to freely, pulley (14) are arranged in proper order, the mounting frame (8) is provided with a self-locking power device for driving the reel (11).

2. The pulley lifting device for the balance weight of the belt conveyor according to claim 1, wherein the self-locking power device comprises two short supporting rods (15) which are oppositely arranged left and right and fixedly connected with a mounting frame (8), the opposite ends of the two short supporting rods (15) are rotatably connected with a worm (16), the mounting frame (8) is fixedly connected with a driving motor (17) for driving the worm (16), and the longitudinal shaft (10) is coaxially and fixedly connected with a worm wheel (18) meshed with the worm (16).

3. The pulley lifting device for the balance weight of the belt conveyor according to claim 1, wherein the hooking device comprises a hook (19) fixedly connected with the free end of the pull rope (14), the hook (19) is hooked with a hanging basket (20), and two vertical grooves (21) symmetrically arranged about the axis of the hanging basket (20) are formed in the outer edge surface of the hanging basket.

4. The pulley lifting device for the weight of the belt conveyor according to claim 1, further comprising a directional device (22), wherein the directional device (22) comprises a plurality of jacks (23) which are formed in the mounting plate (3) and uniformly distributed around the axis of the directional device, the outer edge surface of the sleeve (5) is fixedly connected with a positioning block (24), a vertical hole is formed in the positioning block (24), a positioning pin (25) is coaxially and movably inserted in the vertical hole, and the positioning pin (25) can be inserted in any jack (23).

5. The pulley lifting device for the weight of the belt conveyor according to claim 1, wherein the mounting frame (8) is fixedly connected with a reinforcing rod (26) extending obliquely to the upper left, the upper left end of the reinforcing rod (26) is fixedly connected with the long inclined rod (6), the reinforcing rod (26) and the opposite ends of the long inclined rod (6) are fixedly connected with a plurality of reinforcing ribs (27) with different lengths, and four anchor holes (28) which are arranged in a rectangular array are formed in the base (1).