CN211920645U

CN211920645U - Hanging device for crane

Info

Publication number: CN211920645U
Application number: CN202022287218.3U
Authority: CN
Inventors: 吴永兴; 张小新; 桑华希; 周抚平
Original assignee: Changsha Ruixu Engineering Technology Service Co ltd
Current assignee: Changsha Ruixu Engineering Technology Service Co ltd
Priority date: 2020-10-15
Filing date: 2020-10-15
Publication date: 2020-11-13
Anticipated expiration: 2030-10-15

Abstract

The utility model discloses a hanging device for a crane, which comprises a basic disc and a hanging rod; the base plate is provided with a plurality of through holes, the through holes are uniformly distributed around the geometric center of the base plate, and the base plate is used for connecting a crane lifting rope; the jib is L shape, and the jib is located the through-hole, and the both ends of jib are provided with spacing end, and the size of spacing end is greater than the size of through-hole, and spacing end can't pass from the through-hole, and jib itself then can walk in the through-hole. The utility model discloses a cable suspension device uses the jib of many L shapes as the hanging point of connecting the box, and the gesture that the workman can freely adjust the jib makes the jib match with the size of box to the connection rope between guarantee box and the jib is in vertical state as far as possible, is favorable to guaranteeing the stability of box and the even atress of rope.

Description

Hanging device for crane

Technical Field

The utility model relates to a hoist field especially relates to a load cable suspension device for hoist.

Background

The hoisting device of the crane in the prior art mainly adopts a lifting hook, when the lifting hook is used for hoisting box-like heavy objects, ropes with equal length are generally used for tying four sides or four corners of a box body, and the other end of each rope is fixed with the lifting hook. The defects of the hanging mode are as follows: if the gravity center of the box body is not located at the geometric center of the box body, the box body can incline at a certain angle after being lifted, the inclination can cause the stress of the ropes to change, and most of the weight of the whole box body is born by one or two ropes under most conditions, so that certain potential safety hazards are caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is that the hoist of prior art adopts the lifting hook to lift by crane the box class object and leads to the rope atress uneven easily.

In order to solve the technical problem, the utility model discloses a technical scheme does: a suspension device for a crane comprises a base plate and a suspension rod;

the base plate is provided with a plurality of through holes, the through holes are uniformly distributed around the geometric center of the base plate, and the base plate is used for connecting a crane lifting rope;

the jib is L shape, and the jib is located the through-hole, and the both ends of jib are provided with spacing end, and the size of spacing end is greater than the size of through-hole, and spacing end can't pass from the through-hole, and jib itself then can walk in the through-hole.

When the hanging device of the utility model is used, the limit ends at the two ends of the hanging rod are used as hanging points for connecting the box body to be lifted; in general, four suspension rods are preferably arranged on the suspension device, and each suspension rod is connected with different corners or edges of the box body; the jib of L shape has long limit and minor face, and the gesture through the jib can be so that the length that the jib horizontal direction stretches out is different, and then makes the square and the box shape that four jibs are constituteed be close to the connection rope between guarantee box and the jib is in vertical state as far as possible, is favorable to guaranteeing the stability of box and the even atress of rope.

Furthermore, the through hole is a square hole, the cross section of the suspender is square, the side length of the cross section of the suspender is smaller than that of the square hole, and the rotation of the suspender in the square hole can be avoided by the square hole and the square section of the suspender, so that the aim of limiting the suspender is fulfilled.

Further, the base plate comprises a central plate and a pressure ring, the central plate is in a stepped shaft state, and the pressure ring is arranged at a stepped edge of the central plate; a first rectangular hole with an outward opening is formed in the periphery of the central disc, and a second rectangular hole with an inward opening is formed in the pressing ring; when the pressure ring is arranged on the central disc, the first rectangular hole and the second rectangular hole are spliced into a complete square hole;

the structure of center pan and clamping ring combination can be favorable to the jib to assemble, and specific way is to insert first rectangular hole with the jib from the opening direction in first rectangular hole, then the jib inclines, buckles the clamping ring at last for first rectangular hole and second rectangular hole form complete square hole, lock the jib in the square hole.

Furthermore, the hanging device also comprises a stabilizing ring, the stabilizing ring is sleeved on the suspender, the outer contour and the inner contour of the stabilizing ring are both square, and workers can roll the stabilizing ring back and forth along the suspender; the upper part of the first rectangular hole is provided with a first rectangular hole with a larger size, the upper part of the second rectangular hole is provided with a second rectangular hole with a larger size, and when the pressing ring is arranged on the central disc, the first rectangular hole and the second rectangular hole are spliced into a square hole with a larger size than the square hole; the side length of the outer contour of the stabilizing ring is equal to that of the square reaming hole, and the side length of the inner contour of the stabilizing ring is equal to that of the cross section of the suspender;

in order to facilitate the walking of the suspender, a gap is formed between the suspender and the square hole, the suspender can shake due to the gap, and the stabilizing ring is used for avoiding the suspender from shaking; after the hanger rod passes through the target position, the stabilizing ring is plugged into the square counterbores to fix the hanger rod.

Furthermore, a groove is formed in the central disc and communicated with the square counterbored hole, and a worker can take out the stabilizing ring embedded in the square counterbored hole by stretching fingers into the groove.

Furthermore, a section of cylindrical section is arranged in the middle of the suspender, the diameter of the cylindrical section is not more than the side length of the square hole, and the cylindrical section is used for giving the self-rotation capacity to the suspender; the workman promotes the jib and makes the cylinder section can rotate the jib after flushing with the square hole, and rotatory jib can change the orientation of jib minor face, and then changes the distance of hanging the point of different jibs for the position of four jibs matches with the shape of box more.

Furthermore, two spacing ends of jib all are provided with the link.

Furthermore, bolt holes for fixing bolts are formed in the central disc and the pressure ring, and the central disc and the pressure ring can be fixed by installing bolts in the bolt holes.

Furthermore, the bottom of the central disc is provided with a lifting hook, the lifting hook is provided with an anti-falling rod, and the lifting hook is used for lifting conventional objects which only need one hanging point.

Has the advantages that: (1) the utility model discloses a cable suspension device uses the jib of many L shapes as the hanging point of connecting the box, and the gesture that the workman can freely adjust the jib makes the jib match with the size of box to the connection rope between guarantee box and the jib is in vertical state as far as possible, is favorable to guaranteeing the stability of box and the even atress of rope. (2) The utility model discloses a cable suspension device is the square hole with the through-hole design, avoids the jib rotation, ensures that the box after lifting by crane is stable. (3) The utility model discloses a cable suspension device is split type structure with the basic dish design, lifts up the clamping ring and can easily take off the jib, makes things convenient for cable suspension device's equipment, and also convenience of customers freely changes the jib according to the concrete size that lifts by crane the heavy object. (4) The utility model discloses a cable suspension device sets up the stabilizer ring on the jib, avoids the jib because of rocking for the clearance produces in the square hole.

Drawings

FIG. 1 is a perspective view of a hanger device according to embodiment 1.

Fig. 2 is a perspective view of a hanger device (pull-up hanger) according to example 1.

FIG. 3 is a front view of the suspending device of embodiment 1.

FIG. 4 is a front view (partially in section) of a hanger according to embodiment 1.

Fig. 5 is an exploded view of the base disc in embodiment 1.

FIG. 6 is a detail view of the center plate in embodiment 1.

FIG. 7 is a perspective view of the suspending device of example 1 (second state).

FIG. 8 is a schematic view of the hanging apparatus of embodiment 1 for lifting a box body in a second state.

FIG. 9 is a perspective view of a hanger device according to example 1 (third state).

FIG. 10 is a schematic view of the hanging device of the embodiment 1 for lifting the box body in a third state.

Wherein: 100. a base disk; 110. a central disk; 111. a first rectangular hole; 112. first rectangular hole expansion; 113. a groove; 120. pressing a ring; 121. a second rectangular hole; 122. second rectangular hole expansion; 130. a square hole; 140. square hole expansion; 150. bolt holes; 200. a boom; 210. a limiting end; 220. a cylindrical section; 230. hanging a ring; 300. a stabilizing ring; 400. a hook; 410. an anti-drop rod; 500. a box body; 600. a rope.

Detailed Description

The present invention will be described in further detail with reference to the following embodiments.

Example 1

As shown in fig. 1 to 4, the hanging apparatus for a crane of the present embodiment includes a base plate 100, a hanger rod 200, a stabilizer ring 300, and a hook 400;

as shown in fig. 5 and 6, the base plate 100 includes a central plate 110 and a pressing ring 120, the central plate 110 is in a stepped shaft state, and the pressing ring 120 is installed at a stepped edge of the central plate 110; four first rectangular holes 111 opening outwards are formed in the periphery of the central disc 110, and four second rectangular holes 121 opening inwards are formed in the pressing ring 120; when the press ring 120 is mounted on the central disc 110, the first rectangular hole 111 and the second rectangular hole 121 are spliced into a complete square hole 130; a first rectangular counterbore 112 with larger size is arranged at the upper part of the first rectangular hole 111, a second rectangular counterbore 122 with larger size is arranged at the upper part of the second rectangular hole 121, and when the pressing ring 120 is installed on the central disc 110, the first rectangular counterbore 112 and the second rectangular counterbore 122 are spliced into a square counterbore 140 with larger size than the square hole 130; the central disc 110 is also provided with a groove 113, and the groove 113 is communicated with the square reaming hole 140; bolt holes 150 for fixing bolts are formed in the central disc 110 and the pressure ring 120, and the central disc 110 and the pressure ring 120 can be fixed by installing bolts in the bolt holes 150;

the suspender 200 is L-shaped, the cross section of the suspender 200 is square, the side length of the cross section of the suspender 200 is smaller than that of the square hole 130, the two ends of the suspender 200 are provided with limit ends 210, the size of each limit end 210 is larger than that of each through hole, the limit ends 210 cannot penetrate through the square hole 130, and the suspender 200 can penetrate through the square hole 130; a section of cylindrical section 220 is arranged in the middle of the suspender 200, and the diameter of the cylindrical section 220 is not more than the side length of the square hole 130; two limit ends 210 of the suspender 200 are provided with hanging rings 230;

as shown in fig. 2, the stabilizing ring 300 is fitted over the boom 200, the outer and inner contours of the stabilizing ring 300 are square, and a worker can roll the stabilizing ring 300 forward and backward along the boom 200; the side length of the outer contour of the stabilizing ring 300 is equal to that of the square counterbore 140, and the side length of the inner contour of the stabilizing ring 300 is equal to that of the cross section of the suspender 200;

as shown in fig. 3 and 4, a hook 400 is located at the bottom of the central plate 110, and a retaining rod 410 is provided on the hook 400.

When the hanging device of the embodiment is used, the central disc 110 is connected with a lifting rope of a crane, and the lifting hook 400 is used for lifting common heavy objects; the cable suspension device of this embodiment is particularly suitable for lifting by crane box class heavy object, and the concrete reason is: the hanging device of the present embodiment has three states, which are correspondingly shown in fig. 1, fig. 7 and fig. 9, respectively, and taking the second state of fig. 7 as an example, a user can place the box 500 under the hanging device in the state shown in fig. 8, and then connect four sides (or four corners) of the box 500 with the hanging rings 230 of the four hanging rods 200 respectively by using the ropes 600 (for convenience of illustration, only two hanging rods 200 are shown in fig. 8), and it can be seen that the ropes 600 connecting the box 500 and the hanging rods 200 are basically in a vertical state, which is beneficial to ensuring the stability of the box 500; fig. 10 shows a state where the hanger lifts the larger-sized box 500, and it is apparent that three states corresponding to fig. 1, 7 and 9 can respectively correspond to boxes 500 of different sizes.

The method of transferring the boom 200 from the state shown in fig. 7 to the state shown in fig. 1 is: as shown in fig. 8, the hanger bar 200 is moved up so that the cylindrical section 220 of the hanger bar 200 is flush with the square hole 130, and then the hanger bar 200 is rotated by 180 °.

Although the embodiments of the present invention have been described in the specification, these embodiments are only for the purpose of presentation and should not be construed as limiting the scope of the present invention. Various omissions, substitutions, and changes may be made without departing from the spirit and scope of the invention.

Claims

1. A cable suspension device for a crane, characterized in that: comprises a base plate (100) and a suspension rod (200);

the base plate (100) is provided with a plurality of through holes, the through holes are uniformly distributed around the geometric center of the base plate (100), and the base plate (100) is used for connecting a crane lifting rope;

the suspender (200) is L-shaped, the suspender (200) is positioned in the through hole, the two ends of the suspender (200) are provided with limit ends (210), the size of the limit ends (210) is larger than that of the through hole, and the limit ends (210) can not pass through the through hole.

2. The hanger device for a crane according to claim 1, wherein: the through hole is a square hole (130), the cross section of the suspender (200) is square, and the side length of the cross section of the suspender (200) is smaller than that of the square hole (130).

3. The hanger device for a crane according to claim 2, wherein: the base plate (100) comprises a central plate (110) and a pressing ring (120), the central plate (110) is in a stepped shaft state, and the pressing ring (120) is arranged at a stepped edge of the central plate (110); a first rectangular hole (111) which is opened outwards is formed in the periphery of the central disc (110), and a second rectangular hole (121) which is opened inwards is formed in the pressing ring (120); when the press ring (120) is installed on the central disc (110), the first rectangular hole (111) and the second rectangular hole (121) are spliced into a complete square hole (130).

4. The hanger device for a crane according to claim 3, wherein: the suspension rod further comprises a stabilizing ring (300), the stabilizing ring (300) is sleeved on the suspension rod (200), and the outer contour and the inner contour of the stabilizing ring (300) are square; a first rectangular hole (112) with a larger size is formed in the upper portion of the first rectangular hole (111), a second rectangular hole (122) with a larger size is formed in the upper portion of the second rectangular hole (121), and when the pressing ring (120) is mounted on the central disc (110), the first rectangular hole (112) and the second rectangular hole (122) are spliced into a square hole (140) with a larger size than that of the square hole (130); the side length of the outer contour of the stabilizing ring (300) is equal to that of the square reaming hole (140), and the side length of the inner contour of the stabilizing ring (300) is equal to that of the cross section of the suspender (200).

5. The hanger device for a crane according to claim 4, wherein: the central disc (110) is further provided with a groove (113), and the groove (113) is communicated with the square counterbored hole (140).

6. The hanger device for a crane according to claim 5, wherein: the middle part of the suspender (200) is provided with a section of cylindrical section (220), and the diameter of the cylindrical section (220) is not more than the side length of the square hole (130).

7. The hanger device for a crane according to claim 6, wherein: two limiting end heads (210) of the suspender (200) are provided with hanging rings (230).

8. The hanger device for a crane according to claim 3, wherein: and bolt holes (150) for mounting bolts are arranged on the central disc (110) and the pressure ring (120).

9. The hanger device for a crane according to claim 3, wherein: the bottom of the central disc (110) is provided with a hook (400).

10. The hanger device for a crane according to claim 9, wherein: the lifting hook (400) is provided with an anti-falling rod (410).