CN211393575U

CN211393575U - Multipurpose lifting appliance

Info

Publication number: CN211393575U
Application number: CN201922283172.5U
Authority: CN
Inventors: 米欢; 米伟; 任神通; 于海洋
Original assignee: Baoding Aofa Lifting Equipment Manufacturing Co ltd
Current assignee: Baoding Aofa Lifting Equipment Manufacturing Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-09-01
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a multipurpose lifting appliance, which comprises an upper beam, two groups of suspension arm mechanisms hinged at the two ends of the upper beam and a lower beam connected with the suspension arm mechanisms in a shaft joint way, wherein the upper beam is positioned right above the lower beam; the upper surface of the upper beam is fixedly connected with a lifting lug which is detachably connected with a lifting ring through a shackle; the upper beam is connected with the lower beam through an opening and closing mechanism; each group of suspension arm mechanisms comprises two pull arms with the upper ends coaxially hinged on the lower surface of the upper beam and a clamping arm hinged at the lower end of each pull arm; the lower end of each clamping arm is fixedly connected with a jaw, the inner side of the tail end of the jaw is hinged with a jaw, and the outer side of the tail end of the jaw is connected with a roller in a shaft mode; support plates are arranged on two sides of the clamping arm and are respectively fixedly connected with the two beam columns of the lower beam. The utility model discloses a multipurpose lifting appliance, according to the shape of the object to be lifted, adjust the angle of the tong teeth, make the object to be lifted can be cliied by the tong teeth, the lifting appliance commonality is strong; and the utility model discloses a hoist can hoist two objects that the specification is the same simultaneously, improves hoist and mount efficiency.

Description

Multipurpose lifting appliance

Technical Field

The utility model relates to a jack-up handling equipment technical field especially relates to a multipurpose hoist.

Background

The lifting appliance is a device for lifting a heavy object in lifting machinery, and is generally matched with lifting equipment such as a crane and a travelling crane for use. It is commonly used in various large ports, docks, and handling service companies for loading and unloading goods. In practical use, the products to be hoisted by the hoisting equipment are various in types, such as products for hoisting coil steel, steel plates, steel pipes, wires, containers and the like. The lifting appliance on the existing lifting equipment is poor in universality, the lifting appliance form is often required to be replaced when different products are lifted, the cost for purchasing different lifting appliances is very high, the operation for replacing the lifting appliance is complex, the time is wasted, and the working efficiency is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multipurpose lifting appliance to solve the problem that above-mentioned prior art exists, can realize the different product of same hoist and mount.

In order to achieve the above object, the utility model provides a following scheme: the utility model provides a multipurpose lifting appliance, which comprises an upper beam, two groups of suspension arm mechanisms hinged at two ends of the upper beam and a lower beam connected with the suspension arm mechanisms in a shaft joint manner, wherein the upper beam is positioned right above the lower beam; the upper surface of the upper beam is fixedly connected with a lifting lug, and the lifting lug is detachably connected with a lifting ring through a shackle; the upper beam is connected with the lower beam through an opening and closing mechanism;

each group of the suspension arm mechanisms comprises two pull arms with the upper ends coaxially hinged to the lower surface of the upper beam and clamping arms hinged to the lower ends of the pull arms; the lower end of each clamping arm is fixedly connected with a jaw, the inner side of the tail end of each jaw is hinged with a jaw, and the outer side of the tail end of each jaw is connected with a roller in a shaft mode; the lower beam is two separated beam columns, and the two clamping arms are crossed and then are respectively in shaft connection with the two beam columns of the lower beam; the connecting point of the lower beam and the clamping arms is positioned between the intersection point of the two clamping arms and the jaw;

support plates are arranged on two sides of the clamping arm and are fixedly connected with the two beam columns of the lower beam respectively.

Preferably, the support plate is detachably connected with an adjusting seat, and a cushion pad is adhered to the bottom surface of the adjusting seat.

Preferably, the opening and closing mechanism and the lifting lug are on the same axis.

Preferably, the opening and closing mechanism comprises a rotary lock and a lock seat matched with the rotary lock, the rotary lock is fixedly connected to the lower surface of the upper beam, and the lock seat is fixedly connected with the two beam columns of the lower beam.

Preferably, the two beam columns of the lower beam are two steel pipes arranged in parallel.

Preferably, the inner side surface of the forceps teeth is adhered with a non-slip pad.

Preferably, a reinforcing plate is fixedly mounted on the pull arm.

The utility model discloses a following technological effect:

the utility model provides a multipurpose lifting appliance, through the activity of the hoist mechanism control upper and lower roof beam, when the relative underbeam rebound of upper beam, davit mechanism utilizes the principle of lever to realize pressing from both sides tightly to being hung the thing through the tong teeth. The utility model discloses a multipurpose lifting appliance, according to the shape of the object to be lifted, adjust the angle of the tong teeth, make the object to be lifted can be cliied by the tong teeth, the lifting appliance commonality is strong; moreover, the lifting appliance of the utility model can simultaneously lift two objects with the same specification, thereby improving the lifting efficiency; utilize simultaneously to adjust the seat and carry on spacingly to being hung the object, can prevent to improve the security that the hoist used because of the uneven slippage condition that the object upwards dropped of atress when hoisting two objects.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.

FIG. 1 is a diagram of the working state of the multipurpose lifting appliance of the present invention when two cuboid objects are lifted;

fig. 2 is a front view of the utility model;

fig. 3 is a working state diagram of the multipurpose lifting appliance of the present invention when lifting two cylindrical objects;

wherein, 1 upper beam, 2 lower beam, 3 lifting lugs, 4 shackle, 5 lifting rings, 6 draw arms, 7 clamping arms, 8 clamping jaws, 9 jaw, 10 idler wheels, 11 support plate, 12 adjusting seat, 13 cushion pad, 14 twist lock, 15 lock seat, 16 non-slip pad and 17 reinforcing plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In order to make the above objects, features and advantages of the present invention more comprehensible, the present invention is described in detail with reference to the accompanying drawings and the detailed description.

The utility model provides a multipurpose lifting appliance, which comprises an upper beam 1, two groups of suspension arm mechanisms hinged at two ends of the upper beam 1 and a lower beam 2 connected with the suspension arm mechanisms in a shaft joint manner, wherein the upper beam 1 is positioned right above the lower beam 2; the upper surface of the upper beam 1 is fixedly connected with a lifting lug 3, and the lifting lug 3 is detachably connected with a lifting ring 5 through a shackle 4; the upper beam 1 and the lower beam 2 are connected through an opening and closing mechanism, and in order to prevent the side deviation of the lifting appliance during lifting operation, the opening and closing mechanism and the lifting lugs 3 are arranged on the same axis; the opening and closing mechanism comprises a rotary lock 14 and a lock seat 15 matched with the rotary lock 14, the rotary lock 14 is fixedly connected to the lower surface of the upper beam 1, and the lock seat 15 is fixedly connected with two beam columns of the lower beam 2; each group of the suspension arm mechanisms comprises two pull arms 6 with the upper ends coaxially hinged on the lower surface of the upper beam 1 and clamping arms 7 hinged on the lower ends of the pull arms 6; the lower end of each clamping arm 7 is fixedly connected with a jaw 8, the inner side of the tail end of each jaw 8 is hinged with a jaw 9, in order to prevent an object from slipping off during hoisting operation, the inner side surface of each jaw 9 is fixedly provided with an anti-slip pad 16, and the outer side of the tail end of each jaw 8 is axially connected with a roller 10; the lower beam 2 is two steel pipes arranged in parallel, and the two clamping arms 7 are crossed and then are respectively in shaft connection with two beam columns of the lower beam 2; the connecting point of the lower beam 2 and the clamping arms 7 is positioned between the intersection point of the two clamping arms 7 and the jaw 8; support plates 11 are arranged on two sides of the clamping arm 7, and the support plates 11 are fixedly connected with the two beam columns of the lower beam 2 respectively.

According to the further optimization scheme, when two objects are hoisted simultaneously and the support plate 11 cannot limit the hoisted objects, the adjusting seat 12 is installed on the support plate 11, the bottom surface of the adjusting seat 12 is stained with the cushion pad 13, a plurality of installation hole sites (not shown in the figure) at different positions are arranged on the support plate 11, a plurality of installation hole sites which are arranged up and down are arranged on the adjusting seat 12 and are fixed by using bolts, the fixing positions of the adjusting seat 12 and the support plate 11 are adjusted according to the size of the hoisted objects, so that the adjusting seat 12 can be in contact with the hoisted objects, the hoisted objects are prevented from slipping upwards, and meanwhile, the cushion pad 13 stained with the bottom surface of the adjusting seat 12 plays a role in protecting the hoisted objects and is prevented from being damaged.

In order to further optimize the scheme, in order to improve the stress of the pull arm 6, a reinforcing plate 17 is fixedly arranged on the pull arm 6.

Example 1

As shown in fig. 1-2, the utility model discloses a multipurpose lifting appliance is provided with hoist mechanism, when hoisting two cuboid objects, when hoisting equipment's lifting hook hung on rings 5 of hoist and lift the hoist, 14 tapered ends of opening and closing mechanism's twist lock were the vertical state with lock seat 15 opening in lock seat 15 this moment, the tapered end was hung lock seat 15, the vice jaw that hoist tong 8 formed was the open mode this moment, the hoist rebound goes to the central point that is hung the object top and puts down, when extension board 11 with by hanging the object contact, the overhead traveling crane lifting hook continues to descend, single arm-drag 6 and upper beam 1 also descend thereupon under the effect of dead weight, tapered end and 15 bottom plate contact of lock seat, the tapered end is by the dead weight, at 15 internal rotation 90 of lock seat, and be the horizontality with lock seat 15 openings in lock seat 15. When the lifting ring 5 is subjected to lifting force, the included angle between the pull arms 6 is reduced, the jaws on the jaw are driven to contract inwards, the lock head is also gradually separated from the lock seat 15, the jaw 9 is kept in surface contact with a hung object, the crown block lifting hook continues to rise, the jaw 9 clamps the hung object, and the friction force between the hung object and the jaw 9 is increased by the aid of the anti-slip pad 16 arranged on the jaw 9, so that the hung object is prevented from falling off. After being lifted and horizontally moved, the utility model is moved to the position above the appointed place. The lifting hook of the lifting device descends, and the lifted object is contacted with the ground (or the surface of other objects) and can not descend any more, at the moment, the clamp claws 8 are opened, and the lifted object is released. The top hook continues to descend, the included angle between the pull arms 6 is gradually increased, the lock head of the rotary lock 14 also gradually falls into the lock seat 15, and after the rotary lock is contacted with the bottom plate of the opening and closing seat, the lock head and the opening of the lock seat 15 are in a vertical state. The lifting hook of the crown block rises to lift the lifting appliance, and the lifting appliance horizontally moves to the original position to complete a work cycle. When the lifting appliance is used for lowering or lifting an object, the roller 10 arranged on the jaw 8 is always kept in contact with the ground, so that the jaw 8 is prevented from contacting with the ground to damage the ground and cause the jaw 8 to be damaged.

The internal structure of the twist lock 14 of the opening and closing mechanism is the common general knowledge that should be generally known to those skilled in the art, and is not the technical essential of the present invention, and will not be described herein.

Example 2

As shown in fig. 2-3, when two cylindrical objects with the same specification are hoisted, the angle of the jaw 9 is adjusted during hoisting, and the contact point of the jaw 9 and the hoisted object is located at the midpoint of the jaw 9, so that the jaw 9 can generate an upward oblique acting force on the hoisted object, and the upper part of the hoisted object is limited by the adjusting seat 12, thereby preventing the hoisted object from slipping upwards, preventing the jaw 9 from rotating during hoisting, keeping the two cylindrical objects stable in the hoisting tool, and preventing the two cylindrical objects from falling.

The utility model discloses a multipurpose lifting appliance, according to the shape of the object to be lifted, adjust the angle of the tong teeth, make the object to be lifted can be cliied by the tong teeth, the lifting appliance commonality is strong; moreover, the lifting appliance of the utility model can simultaneously lift two objects with the same specification, thereby improving the lifting efficiency; utilize the extension board to carry on spacingly to being hung the object simultaneously, can prevent to improve the security that the hoist used because of the uneven slippage condition that the object dropped that makes progress of atress when hoisting two objects.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

The above-mentioned embodiments are only intended to describe the preferred embodiments of the present invention, but not to limit the scope of the present invention, and those skilled in the art should also be able to make various modifications and improvements to the technical solution of the present invention without departing from the spirit of the present invention, and all such modifications and improvements are intended to fall within the scope of the present invention as defined in the appended claims.

Claims

1. The multipurpose lifting appliance is characterized by comprising an upper beam (1), two groups of suspension arm mechanisms hinged to two ends of the upper beam (1) and a lower beam (2) connected to the suspension arm mechanisms in a shaft mode, wherein the upper beam (1) is located right above the lower beam (2); the upper surface of the upper beam (1) is fixedly connected with a lifting lug (3), and the lifting lug (3) is detachably connected with a lifting ring (5) through a shackle (4); the upper beam (1) is connected with the lower beam (2) through an opening and closing mechanism;

each group of the suspension arm mechanisms comprises two pull arms (6) with the upper ends coaxially hinged to the lower surface of the upper beam (1) and clamping arms (7) hinged to the lower ends of the pull arms (6); the lower end of each clamping arm (7) is fixedly connected with a jaw (8), the inner side of the tail end of each jaw (8) is hinged with a jaw (9), and the outer side of the tail end of each jaw (8) is connected with a roller (10) in a shaft mode; the lower beam (2) is two separated beam columns, and the two clamping arms (7) are crossed and then are respectively in shaft connection with the two beam columns of the lower beam (2); the connecting point of the lower beam (2) and the clamping arms (7) is positioned between the intersection point of the two clamping arms (7) and the jaw (8);

support plates (11) are arranged on two sides of the clamping arm (7), and the support plates (11) are fixedly connected with two beam columns of the lower beam (2) respectively.

2. The utility spreader of claim 1, wherein: the support plate (11) is detachably connected with an adjusting seat (12), and a cushion pad (13) is adhered to the bottom surface of the adjusting seat (12).

3. The utility spreader of claim 1, wherein: the opening and closing mechanism and the lifting lug (3) are on the same axis.

4. The utility spreader of claim 3, wherein: the opening and closing mechanism comprises a rotary lock (14) and a lock seat (15) matched with the rotary lock (14), the rotary lock (14) is fixedly connected to the lower surface of the upper beam (1), and the lock seat (15) is fixedly connected with two beam columns of the lower beam (2).

5. The utility spreader of claim 1, wherein: the two beam columns of the lower beam (2) are two steel pipes which are arranged in parallel.

6. The utility spreader of claim 1, wherein: and the inner side surface of each tong tooth (9) is adhered with a non-slip pad (16).

7. The utility spreader of claim 1, wherein: and a reinforcing plate (17) is fixedly arranged on the pull arm (6).