CN211971502U

CN211971502U - Crane sling

Info

Publication number: CN211971502U
Application number: CN201922330912.6U
Authority: CN
Inventors: 李祥
Original assignee: Jiangsu Baofan Heavy Industry Machinery Co ltd
Current assignee: Jiangsu Baofan Heavy Industry Machinery Co ltd
Priority date: 2019-12-23
Filing date: 2019-12-23
Publication date: 2020-11-20
Anticipated expiration: 2029-12-23

Abstract

The utility model discloses a crane lifting appliance, including installation piece, crossbeam, sleeve shaft, fixed block, first motor, hydraulic push rod, dead lever, card strip, first axle sleeve, slider, slide rail, first threaded rod, stopper, second axle sleeve, second threaded rod, fixture block, limiting plate and second motor. The utility model has reasonable structure design, the second threaded rod rotates to control the clamping and the separation between the first shaft sleeve and the second shaft sleeve, which is convenient for grabbing columnar objects, the shaft sleeve moves on the first threaded rod to grab the columnar objects with different lengths, and the degree of mechanization is higher; the utility model discloses structural design is compact, and the dead lever moves down and utilizes the card strip card at the object both ends, can assist first axle sleeve and second axle sleeve to hang and get the object, increases the firm degree of object transportation, when needing to place the object, removes the distance between two dead levers of slider adjustment in the slide rail, loosens the object both ends, the placing of the object of being convenient for.

Description

Crane sling

Technical Field

The utility model relates to a hoist structure specifically is a hoist belongs to hoist device application technical field.

Background

The lifting appliance is usually provided with a special rigging such as a lifting hook, a steel wire rope, a chain and the like. The lifting suction cups, the clamps, the forks and the like can be used as special lifting appliances on the crane for a long time, can also be used as replaceable auxiliary lifting appliances to be hung on lifting hooks for temporary use, and are commonly used for various warehouses and storage yards to improve the operation efficiency. The lifting appliance for grabbing the bulk materials is generally a grab bucket with an openable jaw plate, and can also be used for sucking magnetic conductive materials such as metal cuttings and the like by using an electromagnetic chuck. The lifting appliance for lifting the fluid materials is commonly provided with a holding bucket and a lifting tank, molten steel or chemical solution is generally discharged in a tilting or bottom plug drawing mode, and the fluid materials such as concrete are discharged by opening a bottom door of the lifting tank.

General hoist exists the restriction to snatching of columnar object, is difficult for realizing snatching the columnar object of different length, and degree of mechanization is not high, and the hoist firm degree is different when the different objects of handling, and the suitability is not high, and the operation of placing of handling completion back object is comparatively troublesome, influences the work efficiency of whole handling. Therefore, a crane spreader is proposed to address the above problems.

Disclosure of Invention

An object of the utility model is to provide a crane hoist just in order to solve above-mentioned problem.

The utility model realizes the purpose by the following technical proposal, which comprises an installation block, a beam and a first shaft sleeve, wherein the bottom of the installation block is fixedly connected with the beam, the inner cavity of the beam is fixedly connected with two first threaded rods, one end of each first threaded rod is fixedly connected with a first motor, and the first motors are fixedly connected at two ends of the beam;

a second shaft sleeve is clamped on one side of the first shaft sleeve, a limiting plate is mounted at the top of the second shaft sleeve, the limiting plate is located below the sleeve shaft, and hydraulic push rods are mounted on two sides of the sleeve shaft.

Preferably, a sleeve shaft is sleeved on the first threaded rod, one end of the first threaded rod is sleeved in the limiting block, the limiting block is fixedly connected to the inner cavity of the cross beam, a fixing block is installed at the other end of the first threaded rod, and the fixing block is penetrated through by the first motor.

Preferably, the bottom of the cross beam is provided with a slide rail, the slide rail is positioned below the first threaded rod, a slide block is clamped in the slide rail, the slide block is fixedly connected to the top of the hydraulic push rod, and the hydraulic push rod is connected with the cross beam in a sliding manner.

Preferably, two hydraulic push rod bottom all has L type dead lever through the shaft joint rigid coupling, dead lever one end rigid coupling has two card strips, two there is the gap between the card strip, just the card strip is located first axle sleeve one side.

Preferably, a second threaded rod is fixedly connected to the top of the first shaft sleeve, a second motor is fixedly connected to the left end of the second threaded rod, the top end of a second shaft sleeve is sleeved on the second threaded rod, and the second shaft sleeve is connected with the second threaded rod through threads.

Preferably, the sleeve shaft is fixedly connected to the top of the first shaft sleeve, a gap exists between the top of the second shaft sleeve and the top of the second shaft sleeve in a lap joint mode, a clamping block is fixedly connected to one side, far away from the second motor, of the second shaft sleeve, and the clamping block is connected with the second threaded rod through threads.

Preferably, the two limiting plates are fixedly connected to two sides of the second threaded rod respectively and located between the sleeve shaft and the first shaft sleeve, and the length of the limiting plate is greater than that of the second threaded rod.

The utility model has the advantages that:

1. the utility model has reasonable structure design, the second threaded rod rotates to control the clamping and the separation between the first shaft sleeve and the second shaft sleeve, which is convenient for grabbing columnar objects, the shaft sleeve moves on the first threaded rod to grab the columnar objects with different lengths, and the degree of mechanization is higher;

2. the utility model discloses structural design is compact, and the dead lever moves down and utilizes the card strip card at the object both ends, can assist first axle sleeve and second axle sleeve to hang and get the object, increases the firm degree of object transportation, when needing to place the object, removes the distance between two dead levers of slider adjustment in the slide rail, loosens the object both ends, the placing of the object of being convenient for.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, 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 the drawings without inventive exercise.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a schematic view of the overall structure of the present invention;

fig. 3 is a schematic structural view of a second threaded rod of the present invention;

fig. 4 is a schematic view of the cross beam structure of the present invention.

In the figure: 1. the mounting device comprises a mounting block, 2, a cross beam, 3, a sleeve shaft, 4, a fixing block, 5, a first motor, 6, a hydraulic push rod, 7, a fixing rod, 701, a clamping strip, 8, a first shaft sleeve, 9, a sliding block, 10, a sliding rail, 11, a first threaded rod, 12, a limiting block, 13, a second shaft sleeve, 14, a second threaded rod, 15, a clamping block, 16, a limiting plate, 17 and a second motor.

Detailed Description

In order to make the objects, features and advantages of the present invention more obvious and understandable, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention, and obviously, the embodiments described below are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element 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.

Referring to fig. 1-4, a crane spreader includes a mounting block 1, a beam 2 and a first shaft sleeve 8, the bottom of the mounting block 1 is fixedly connected with the beam 2, an inner cavity of the beam 2 is fixedly connected with two first threaded rods 11, one end of each first threaded rod 11 is fixedly connected with a first motor 5, and the first motors 5 are fixedly connected to two ends of the beam 2;

a second shaft sleeve 13 is clamped on one side of the first shaft sleeve 8, a limiting plate 16 is installed at the top of the second shaft sleeve 13, the limiting plate 16 is located below the sleeve shaft 3, and hydraulic push rods 6 are installed on two sides of the sleeve shaft 3.

The sleeve shaft 3 is sleeved on the first threaded rod 11, one end of the first threaded rod 11 is sleeved in the limiting block 12, the limiting block 12 is fixedly connected to the inner cavity of the cross beam 2, the fixing block 4 is installed at the other end of the first threaded rod 11, and the fixing block 4 is penetrated by the first motor 5, so that the first motor 5 can drive the first threaded rod 11 to rotate conveniently; the bottom of the cross beam 2 is provided with a slide rail 10, the slide rail 10 is positioned below the first threaded rod 11, a slide block 9 is clamped in the slide rail 10, the slide block 9 is fixedly connected to the top of the hydraulic push rod 6, and the hydraulic push rod 6 is connected with the cross beam 2 in a sliding manner, so that the distance between the two hydraulic push rods 6 can be conveniently adjusted; the bottoms of the two hydraulic push rods 6 are fixedly connected with an L-shaped fixed rod 7 through a coupling, one end of the fixed rod 7 is fixedly connected with two clamping strips 701, a gap exists between the two clamping strips 701, and the clamping strips 701 are located on one side of the first shaft sleeve 8, so that the clamping strips 701 can be conveniently clamped at two ends of an object, and the firmness of lifting is increased; a second threaded rod 14 is fixedly connected to the top of the first shaft sleeve 8, a second motor 17 is fixedly connected to the left end of the second threaded rod 14, the top end of a second shaft sleeve 13 is sleeved on the second threaded rod 14, and the second shaft sleeve 13 is in threaded connection with the second threaded rod 14, so that the first shaft sleeve 8 and the second shaft sleeve 13 can be conveniently controlled to be clamped and separated through the second motor 17; the sleeve shaft 3 is fixedly connected to the top of the first shaft sleeve 8, a gap exists between the top of the second shaft sleeve 13 and the top of the second shaft sleeve 13 in a lap joint mode of the sleeve shaft 3, a clamping block 15 is fixedly connected to one side, far away from the second motor 17, of the second shaft sleeve 13, and the clamping block 15 is connected with the second threaded rod 14 through threads, so that the moving range of the second shaft sleeve 13 is limited conveniently; the two limiting plates 16 are fixedly connected to two sides of the second threaded rod 14 respectively and located between the sleeve shaft 3 and the first shaft sleeve 8, and the length of each limiting plate 16 is larger than that of the second threaded rod 14, so that the rotating direction of the second shaft sleeve 13 can be controlled conveniently.

When the utility model is used, the electrical components in the application are externally connected with a power supply and a control switch when in use, firstly, the top of the beam 2 is fixedly connected with the installation block 1, the two ends of the inner cavity of the beam 2 are provided with the fixed blocks 4, the middle part of the inner cavity of the beam 2 is fixedly connected with the limited block 12, then, the two first threaded rods 11 are arranged between the limited block 12 and the fixed block 4, the two first motors 5 are fixedly connected with the two ends of the beam 2, the first output shaft penetrates through the fixed block 4 and then is fixedly connected with one end of the first threaded rod 11, the sleeve shaft 3 is sleeved on the first threaded rod 11, the bottom of the sleeve shaft 3 is provided with the first shaft sleeve 8 and the second shaft sleeve 9, the second threaded rod 14 is arranged at the top of the first shaft sleeve 8 and the second shaft sleeve 9, the second motor 17 is fixedly connected with the left end of the second threaded rod 14, the fixture block, first threaded rod 11 below, block slider 9 in the slide rail 10, slider 9 bottom rigid coupling hydraulic ram 6, dead lever 7 one side installation card strip 701 of L type, then install dead lever 7 in hydraulic ram 6 bottom through the shaft coupling, in use, the intercommunication power, install the hoist on the hoist through installation piece 1, second motor 17 rotates and makes first axle sleeve 8 and second axle sleeve 13 part block in the column object both sides, hydraulic ram 6 promotes dead lever 7 and moves down, card strip 701 block is at the object both ends, hoist the object, when needing to put down the object, remove slider 9 in slide rail 10, adjust the distance between two dead levers 7, first axle sleeve 8 and second axle sleeve 13 are opened, put down the object.

The first motor 5 is a direct current gear speed reducing motor of model HJZ42FH sold by Hecheng Jie Motor company Limited in Wenzhou and its related matched power supply and circuit.

The hydraulic push rod 6 adopts a 001 model micro parallel electro-hydraulic push rod sold by Jiangsu Aopu cement complete equipment company Limited and a related matched power supply and circuit thereof.

The second motor 17 is a miniature direct current worm gear speed reducing motor with a 12PPR 16PPR encoder gear speed reducing motor and a related matched power supply and circuit, wherein the miniature direct current worm gear speed reducing motor is sold by Fuji Motor company Limited in Dongguan and is of a model number FT-58SGM31 ZY.

It is well within the skill of those in the art to implement, without undue experimentation, the present invention does not relate to software and process improvements, as related to circuits and electronic components and modules.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. A crane sling, characterized in that: the device comprises an installation block (1), a cross beam (2) and a first shaft sleeve (8), wherein the bottom of the installation block (1) is fixedly connected with the cross beam (2), an inner cavity of the cross beam (2) is fixedly connected with two first threaded rods (11), one end of each first threaded rod (11) is fixedly connected with a first motor (5), and the first motors (5) are fixedly connected to two ends of the cross beam (2);

first axle sleeve (8) one side block has second axle sleeve (13), limiting plate (16) are installed at second axle sleeve (13) top, limiting plate (16) are located cover axle (3) below, just hydraulic push rod (6) are installed to cover axle (3) both sides.

2. A crane spreader according to claim 1, wherein: sleeve shaft (3) has been cup jointed on first threaded rod (11), first threaded rod (11) one end is cup jointed in stopper (12), stopper (12) rigid coupling is in crossbeam (2) inner chamber, just fixed block (4) are installed to first threaded rod (11) other end, fixed block (4) are run through by first motor (5).

3. A crane spreader according to claim 1, wherein: slide rail (10) have been seted up to crossbeam (2) bottom, slide rail (10) are located first threaded rod (11) below, just block has slider (9) in slide rail (10), slider (9) rigid coupling is at hydraulic push rod (6) top, sliding connection between hydraulic push rod (6) and crossbeam (2).

4. A crane spreader according to claim 1, wherein: two hydraulic push rod (6) bottom all has L type dead lever (7) through the shaft joint rigid coupling, dead lever (7) one end rigid coupling has two card strips (701), two there is the gap between card strip (701), just card strip (701) are located first axle sleeve (8) one side.

5. A crane spreader according to claim 1, wherein: first axle sleeve (8) top rigid coupling has second threaded rod (14), second threaded rod (14) left end rigid coupling has second motor (17), just second axle sleeve (13) top has been cup jointed on second threaded rod (14), pass through threaded connection between second axle sleeve (13) and second threaded rod (14).

6. A crane spreader according to claim 1, wherein: sleeve spindle (3) rigid coupling is at first axle sleeve (8) top, just there is the gap sleeve spindle (3) overlap joint between second axle sleeve (13) top and second axle sleeve (13) top, one side rigid coupling that second motor (17) was kept away from in second axle sleeve (13) has fixture block (15), pass through threaded connection between fixture block (15) and second threaded rod (14).

7. A crane spreader according to claim 1, wherein: the two limiting plates (16) are fixedly connected to two sides of the second threaded rod (14) respectively and located between the sleeve shaft (3) and the first shaft sleeve (8), and the length of each limiting plate (16) is larger than that of the second threaded rod (14).