CN215798111U

CN215798111U - Lifting steel wire rope anti-sagging device of horizontal head type tower crane

Info

Publication number: CN215798111U
Application number: CN202121982361.2U
Authority: CN
Inventors: 毛建海; 刘玉峰; 刘喜军
Original assignee: Weihai City Tower Building Machinery Co ltd
Current assignee: Weihai City Tower Building Machinery Co ltd
Priority date: 2021-08-23
Filing date: 2021-08-23
Publication date: 2022-02-11
Anticipated expiration: 2031-08-23

Abstract

The utility model belongs to the technical field of a flat-head tower crane, and particularly relates to a lifting steel wire rope anti-sagging device of the flat-head tower crane. During the use, install the device on the davit, when wire rope flagging, through wire rope self gravity drive wire ring and slide cartridge downstream, after certain distance of wire rope flagging, control button is pressed down to the wire ring for control button opens electro-magnet and electric push rod, it is fixed with electric push rod and slide cartridge through the electro-magnet, drive wire ring and wire rope rebound through the electric push rod, make flagging wire rope be pulled by the wire ring, thereby reached and prevented the flagging effect of wire rope.

Description

Lifting steel wire rope anti-sagging device of horizontal head type tower crane

Technical Field

The utility model relates to the technical field of a horizontal head type tower crane, in particular to a lifting steel wire rope anti-sagging device of the horizontal head type tower crane.

Background

Along with the working radius of the flat-head tower crane is larger and larger, the length of the suspension arm of the tower crane is longer and longer, and the requirements in practical use are met to a certain extent.

However, because the length of the boom of the tower crane is lengthened, the span of the lifting steel wire rope is very large when the amplitude variation trolley is at the position of the minimum amplitude or the maximum amplitude, and the lifting steel wire rope has serious sagging under the action of self gravity.

Disclosure of Invention

In order to solve the problems in the background art, the utility model provides a lifting steel wire rope anti-sagging device of a horizontal head type tower crane, which has the characteristic of preventing a steel wire rope from sagging.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flat-top tower crane's play to rise wire rope and prevent device that hangs down, includes U type frame, and electric push rod is installed on the inside top of U type frame, and the lateral wall of electric push rod has cup jointed the slide cartridge, and the inside wall of slide cartridge all imbeds with the lateral wall of electric push rod and is provided with the electro-magnet, the lower terminal surface fixedly connected with wire ring of slide cartridge. The inside lower extreme fixedly connected with mounting panel of U type frame, the up end of mounting panel is installed control button, is electric connection between control button and electric push rod and the electro-magnet.

In order to improve the stability of the wire ring, the hoisting steel wire rope anti-sagging device of the flat-head tower crane is preferably characterized in that the left side and the right side of the inside of the U-shaped frame are respectively provided with a sliding groove, the left side and the right side of the outer side wall of the wire ring are respectively and fixedly connected with a fixed plate, and one side of each fixed plate, which is opposite to the other side, is respectively and fixedly connected with a sliding block matched with the sliding groove.

In order to improve the firmness of the fixing plates, the hoisting steel wire rope anti-sagging device of the flat-head tower crane is preferably used, the upper end surfaces of the two fixing plates are fixedly connected with springs, and the other ends of the two springs are fixedly connected with the U-shaped frame.

In order to limit the sliding barrel, the hoisting steel wire rope anti-sagging device of the flat-head tower crane is preferably used, the lower end face of the electric push rod is fixedly connected with the limiting plate, and the upper end face of the sliding barrel is fixedly connected with the limiting ring.

In order to improve the firmness of the device, the lifting steel wire rope anti-sagging device of the horizontal head type tower crane is preferably characterized in that two reinforcing plates distributed left and right are fixedly connected to the top end of the inner portion of the U-shaped frame, and a plurality of reinforcing blocks uniformly distributed are fixedly connected to the upper end of the outer side wall of the electric push rod.

In order to protect the control button from being broken by a smashing mode, the hoisting steel wire rope anti-sagging device of the flat-head tower crane is preferably used, and the lower end faces inside the two sliding grooves are fixedly connected with the limiting blocks.

Compared with the prior art, the utility model has the beneficial effects that:

this kind of hair-flat tower crane's play to rise wire rope and prevent device that hangs down, during the use, install the device on the davit, make wire rope pass the wire ring, when wire rope is flagging, gravity through wire rope self drives the wire ring downstream, drive the slide cartridge downstream through the wire ring, after the flagging certain distance of wire rope, the wire ring presses control button, make control button open electro-magnet and electric push rod, it is fixed with electric push rod and slide cartridge through the electro-magnet, drive wire ring rebound through the electric push rod, drive wire rope rebound through the wire ring, make flagging wire rope be withheld by the wire ring, thereby reached and prevented the flagging effect of wire rope.

This kind of flat-top tower crane's play to rise wire rope and prevent device that hangs down, during the use, improves the stability of wire ring through the fixed plate, makes the wire ring can normally reciprocate through using slider and spout simultaneously to the effect that improves wire ring stability has been reached.

To sum up, this kind of hair style tower crane's play to rise wire rope and prevent device that hangs down has the flagging characteristics of preventing wire rope and stability height.

Drawings

FIG. 1 is a structural diagram of a hoisting wire rope anti-sagging device of a horizontal head tower crane according to the present invention;

FIG. 2 is a structural diagram of a hoisting wire rope anti-sagging device of a horizontal head tower crane according to the present invention;

fig. 3 is a cross-sectional view of a hoisting wire rope anti-sagging device of a horizontal head tower crane of the utility model.

In the figure, 1, a U-shaped frame; 2. a chute; 3. a reinforcing plate; 4. mounting a plate; 5. a control button; 6. an electric push rod; 7. a limiting plate; 8. a slide cylinder; 9. a limiting ring; 10. a wire loop; 11. a fixing plate; 12. a slider; 13. a spring; 14. a reinforcing block; 15. and a limiting block.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Referring to fig. 1-3, the present invention provides the following technical solutions: the utility model provides a flat-top tower crane's play to rise wire rope and prevent device that hangs down, includes U type frame 1, and electric push rod 6 is installed on the inside top of U type frame 1, and slide 8 has been cup jointed to electric push rod 6's lateral wall, and slide 8's inside wall and electric push rod 6's lateral wall all imbeds and is provided with the electro-magnet, slide 8's lower terminal surface fixedly connected with wire ring 10. The inside lower extreme fixedly connected with mounting panel 4 of U type frame 1, control button 5 is installed to the up end of mounting panel 4, is electric connection between control button 5 and electric push rod 6 and the electro-magnet.

During the use, install the device on the davit, make wire rope pass wire ring 10, when wire rope flagging, gravity through wire rope self drives wire ring 10 downstream, drive smooth section of thick bamboo 8 downstream through wire ring 10, after wire rope flagging certain distance, wire ring 10 presses control button 5, make control button 5 open electro-magnet and electric push rod 6, it is fixed with electric push rod 6 and smooth section of thick bamboo 8 through the electro-magnet, drive wire ring 10 upstream through electric push rod 6, drive wire rope upward movement through wire ring 10, make flagging wire rope be pulled by wire ring 10, thereby reached and prevented the flagging effect of wire rope.

Spout 2 has all been seted up to the inside left and right sides of U type frame 1, the equal fixedly connected with fixed plate 11 in the lateral wall left and right sides of wire ring 10, two fixed plate 11 back of the body equal fixedly connected with in one side of carrying on the back mutually and spout 2 assorted slider 12. During the use, improve the stability of wire ring 10 through fixed plate 11, make wire ring 10 can normally reciprocate through using slider 12 and spout 2 simultaneously to the effect of improving wire ring 10 stability has been reached.

The equal fixedly connected with spring 13 of up end of two fixed plates 11, the other end of two springs 13 all with U type frame 1 fixed connection. During the use, improve the stability and the fastness of fixed plate 11 through spring 13, utilize spring 13's elasticity to accelerate electric putter 6's shrink speed simultaneously for electric putter 6 drives wire ring 10 and wire rope rebound fast, thereby has reached the effect that improves fixed plate 11 fastness.

The lower end face of the electric push rod 6 is fixedly connected with a limiting plate 7, and the upper end face of the sliding barrel 8 is fixedly connected with a limiting ring 9. During the use, through spacing ring 9 and limiting plate 7 to the 8 limiting displacement of slide cartridge, prevent that slide cartridge 8 from breaking away from the problem that electric putter 6 leads to the unable normal use of the device and appearing to reached and played limiting displacement's effect to slide cartridge 8.

Two reinforcing plates 3 distributed left and right are fixedly connected to the top end of the inside of the U-shaped frame 1, and a plurality of reinforcing blocks 14 distributed uniformly are fixedly connected to the upper end of the outer side wall of the electric push rod 6. When the device is used, the U-shaped frame 1 and the electric push rod 6 are respectively reinforced by the reinforcing plate 3 and the reinforcing block 14, so that the service life of the device is prolonged, and the effect of improving the firmness of the device is achieved.

The inner lower end faces of the two sliding grooves 2 are fixedly connected with limiting blocks 15. When the control button is used, the limiting block 15 is used for limiting the sliding block 12, the problem that the control button 5 is broken due to the fact that the wire ring 10 falls too fast is solved, and therefore the purpose of protecting the control button 5 from being broken due to smashing is achieved.

The working principle and the using process of the utility model are as follows:

during the use, install the device on the davit, make wire rope pass wire ring 10, when wire rope flagging, gravity through wire rope self drives wire ring 10 downstream, drive smooth section of thick bamboo 8 downstream through wire ring 10, after wire rope flagging certain distance, wire ring 10 presses control button 5, make control button 5 open electro-magnet and electric push rod 6, it is fixed with electric push rod 6 and smooth section of thick bamboo 8 through the electro-magnet, drive wire ring 10 upstream through electric push rod 6, drive wire rope upward movement through wire ring 10, make flagging wire rope be pulled by wire ring 10.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a device that hangs down is prevented to rising wire rope of flat-head tower crane, includes U type frame (1), its characterized in that: electric push rod (6) are installed on the inside top of U type frame (1), slide cartridge (8) have been cup jointed to the lateral wall of electric push rod (6), the inside wall of slide cartridge (8) and the lateral wall of electric push rod (6) all imbed and are provided with the electro-magnet, the lower terminal surface fixedly connected with wire ring (10) of slide cartridge (8), inside lower extreme fixedly connected with mounting panel (4) of U type frame (1), control button (5) are installed to the up end of mounting panel (4), be electric connection between control button (5) and electric push rod (6) and the electro-magnet.

2. A hoisting wire rope anti-sagging device for a horizontal head tower crane according to claim 1, characterized in that: spout (2) have all been seted up to the inside left and right sides of U type frame (1), the equal fixedly connected with fixed plate (11) of the lateral wall left and right sides of wire ring (10), two the equal fixedly connected with in one side that fixed plate (11) carried on the back mutually and spout (2) assorted slider (12).

3. A hoisting wire rope anti-sagging device for a horizontal head tower crane according to claim 2, characterized in that: the upper end faces of the two fixing plates (11) are fixedly connected with springs (13), and the other ends of the springs (13) are fixedly connected with the U-shaped frame (1).

4. A hoisting wire rope anti-sagging device for a horizontal head tower crane according to claim 1, characterized in that: the lower end face of the electric push rod (6) is fixedly connected with a limiting plate (7), and the upper end face of the sliding barrel (8) is fixedly connected with a limiting ring (9).

5. A hoisting wire rope anti-sagging device for a horizontal head tower crane according to claim 1, characterized in that: the inner top end of the U-shaped frame (1) is fixedly connected with two reinforcing plates (3) which are distributed left and right, and the upper end of the outer side wall of the electric push rod (6) is fixedly connected with a plurality of reinforcing blocks (14) which are uniformly distributed.

6. A hoisting wire rope anti-sagging device for a horizontal head tower crane according to claim 2, characterized in that: two equal fixedly connected with stopper (15) of terminal surface under the inside of spout (2).