CN211945941U

CN211945941U - Overhead traveling crane inclination prevention device of gantry crane

Info

Publication number: CN211945941U
Application number: CN202020527495.4U
Authority: CN
Inventors: 王继东; 杨海鹏; 许春香
Original assignee: Zhengzhou Institute of Technology
Current assignee: Zhengzhou Institute of Technology
Priority date: 2020-04-13
Filing date: 2020-04-13
Publication date: 2020-11-17
Anticipated expiration: 2030-04-13

Abstract

The utility model discloses a tilting prevention device for a gantry crane crown block, which comprises a crown block and a crown block track, the two sides of the crown block are welded with fixed boxes, a first through groove is arranged in each fixed box in a penetrating way, a fixed block is arranged in each first through groove in a sliding connection way, the fixed block is integrally connected and arranged on the sliding plate, the two sides of the sliding plate are integrally connected and provided with the buffer springs at equal intervals, the other end of each buffer spring is integrally connected and arranged on the inner side wall of the fixed box, the fixed block is integrally connected with a support rod, the other end of the support rod is welded with a convex slide block, the utility model has good inclination prevention function for the crane crown block in the working process, and still have fine buffering guard action to the overhead traveling crane, guarantee that overhead traveling crane and part are not fragile in the course of the work, avoid the emergence of dangerous condition.

Description

Overhead traveling crane inclination prevention device of gantry crane

Technical Field

The utility model relates to a crane equipment technical field specifically is a gantry crane overhead traveling crane prevents tilting device.

Background

The portal crane is a deformation of a bridge crane, is called a portal crane and is mainly used for loading and unloading outdoor goods yard, stock yard goods and bulk goods; the portal crane has the characteristics of high site utilization rate, large operation range, wide application range, strong universality and the like, and is widely used in port goods yards, the portal crane comprises a portal frame, the portal frame comprises a main beam and supporting legs for supporting the main beam, the main beam is provided with a crown block, the crown block is connected with a hoisting part for hoisting goods, the China patent document with the currently granted publication number of CN209442532U discloses a crown block inclination prevention device of the portal crane, the crown block inclination prevention device can prevent the crown block from inclining by supporting a convex rail through an auxiliary supporting wheel, the normal horizontal running of the crown block is ensured, the hoisting is stable, the crown block is not easy to damage, an operator can be reminded of the inclination of the crown block to which direction through a contact switch, the operator can adjust the balance in time, the hoisting stability is further improved, the maintenance cost of the crown block is reduced, on the one hand, its anti-tilt effect is relatively poor, and on the other hand does not cushion protection device well, probably leads to overhead traveling crane connecting elements to cause the fracture damage, and then causes the emergence of the dangerous condition, for this reason, the utility model provides a gantry crane overhead traveling crane anti-tilt device is used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gantry crane overhead traveling crane anti-tilt device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tilting prevention device for gantry crane overhead traveling crane, includes overhead traveling crane, overhead traveling crane track, the both sides welding of overhead traveling crane is provided with fixed box, it is provided with the fixed block to run through first logical groove, first logical groove sliding connection that are provided with in the fixed box, fixed block integrated into one piece connects and sets up on the slide, the both sides integrated into one piece equidistance of slide is connected and is provided with buffer spring, buffer spring other end integrated into one piece and connects and set up on the inside wall of fixed box, integrated into one piece connects the other end welded connection that is provided with bracing piece, bracing piece on the fixed block and is provided with convex slider, convex slider sliding connection sets up in convex spout, convex spout sets up in overhead traveling crane track, the avris of convex spout is provided with the second and leads to the groove, the opposite side that the groove was led to, The other end of the connecting rod is integrally connected with a first connecting spring, the other end of the first connecting spring is integrally arranged in the square groove, the square groove is arranged in the supporting block, one end of the supporting block is integrally provided with a square sliding block which is arranged in the first sliding chute in a sliding connection way, a third through groove is arranged on the bottom end surface of the convex sliding groove in a penetrating way, a second sliding groove is arranged on the bottom end surface of the third through groove, the bottom end surface of the convex sliding block is integrally connected with a connecting column, the other end of the connecting column is integrally connected with a second connecting spring, the other end of the second connecting spring is integrally formed and connected in the circular groove, the circular groove is arranged in the supporting column, one end integrated into one piece of support column sets up on circular slider, circular slider sliding connection sets up in the second spout.

Preferably, the diameter of the circular sliding block is equal to the length of the section of the notch of the second sliding chute, and the thickness of the circular sliding block is equal to the width of the section of the notch of the second sliding chute.

Preferably, the width of the square sliding block is equal to the width of the cross section of the notch of the first sliding chute, and the height of the square sliding block is equal to the length of the cross section of the notch of the first sliding chute.

Preferably, the fixed boxes are symmetrically welded on two sides of the crown block and are arranged into two groups.

Preferably, the diameter of the connecting column is equal to the diameter of the circular groove.

Preferably, the cross-sectional shape of the connecting rod is the same as the cross-sectional shape of the groove opening of the square groove, that is, the cross-sectional shapes are equal in length and equal in width.

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

through the utility model discloses have fine slope effect of preventing to the hoist overhead traveling crane in the course of the work to still have fine buffering guard action to the overhead traveling crane, guarantee that overhead traveling crane and part are not fragile in the course of the work, avoid the emergence of the dangerous condition.

Drawings

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

FIG. 2 is a left side schematic view of the connection structure inside the fixing box of the present invention;

FIG. 3 is a left side view of the connection structure inside the fixing box of the present invention;

fig. 4 is the utility model discloses overhead traveling crane track internal connection structure explosion sketch map.

In the figure: the crane comprises a crane 1, a crane rail 2, a fixing box 3, a first through groove 4, a fixing block 5, a sliding plate 6, a buffer spring 7, a supporting rod 8, a convex sliding block 9, a convex sliding groove 10, a second through groove 11, a first sliding groove 12, a connecting rod 13, a first connecting spring 14, a supporting block 15, a square sliding block 16, a third through groove 17, a second sliding groove 18, a connecting column 19, a second connecting spring 20, a supporting column 21 and a circular sliding block 22.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below. The embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative work, all belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: the utility model provides a tilting prevention device of gantry crane overhead traveling crane, the utility model discloses an overhead traveling crane 1, overhead traveling crane track 2, both sides welding at this overhead traveling crane 1 is provided with fixed box 3, set up the both sides at overhead traveling crane 1 to 3 symmetric weld of fixed box here, and set up to two sets of, it is provided with first logical groove 4 to run through in fixed box 3, first logical groove 4 sliding connection is provided with fixed block 5, 5 integrated into one piece of fixed block connect and set up on slide 6, slide 6's both sides integrated into one piece equidistance is connected and is provided with buffer spring 7, buffer spring 7 other end integrated into one piece connects and sets up on the inside wall of fixed box 3, integrated into one piece connects on the overhead traveling crane 5 and is provided with bracing piece 8, the other end welding connection of bracing piece 8 is provided with convex slider 9, convex slider 9 sliding connection sets up in convex spout 10, convex.

Here, a second through groove 11 is provided at the side of the convex sliding groove 10, a first sliding groove 12 is provided at the other side of the second through groove 11, a connecting rod 13 is integrally formed at one side of the convex sliding block 9, a first connecting spring 14 is integrally formed at the other end of the connecting rod 13, the cross-sectional shape of the connecting rod 13 is the same as the cross-sectional shape of the notch of the square groove, that is, the cross-sectional shapes are equal in length and width, the other end of the first connecting spring 14 is integrally formed in the square groove, the square groove is provided in the supporting block 15, one end of the supporting block 15 is integrally formed with a square sliding block 16, the square sliding block 16 is slidably connected and provided in the first sliding groove 12, here, the width of the square sliding block 16 is required to be equal to the width of the cross-sectional shape of the notch of the first sliding groove 12, the bottom end face of the convex sliding chute 10 is provided with a third through groove 17 in a penetrating mode, the bottom end face of the third through groove 17 is provided with a second sliding chute 18, the bottom end face of the convex sliding block 9 is provided with a connecting column 19 in an integrally formed mode, the diameter of the connecting column 19 is required to be equal to that of the circular groove, the other end of the connecting column 19 is provided with a second connecting spring 20 in an integrally formed mode, the other end of the second connecting spring 20 is arranged in the circular groove in an integrally formed mode, the circular groove is arranged in a supporting column 21, one end of the supporting column 21 is arranged on the circular sliding block 22 in an integrally formed mode, the diameter of the circular sliding block 22 is equal to the length of the notch section of the second sliding chute 18, the thickness of the circular sliding block 22 is equal to the width of the notch section.

The working principle is as follows: in the best effort working process of the utility model, when the overhead traveling crane 1 lifts goods, when the center of gravity of the overhead traveling crane 1 is inconsistent with the center of the goods, the overhead traveling crane will have a tendency to incline, at this moment, the sliding plate 6 and the buffer spring 7 which are arranged in the fixed boxes 3 at the two sides of the overhead traveling crane 1 first play a role, when the overhead traveling crane 1 inclines towards the other side, the sliding plate 6 which is arranged in the fixed box 3 at the same side has a tendency to slide upwards, then the buffer spring 7 has an upward extrusion effect, the sliding plate 6 which is arranged in the fixed box 3 at the other side has a tendency to slide downwards, the buffer spring 7 which is arranged on the buffer spring 7 has a downward pulling force effect, through the combined action of the buffer springs 7 at the two sides, on the one hand, the overhead traveling crane 1 can be helped to move straightly, and has good auxiliary effect on the inclination prevention of the crown block 1 under the action of the supporting rod 8, on the other hand, a convex sliding block 9 is arranged in the crown block track 2, when the overhead traveling crane 1 moves, the stability of the movement of the overhead traveling crane 1 can be improved, and the connecting rod 13, the first connecting spring 14, the supporting block 15 and the square slider 16 which are arranged at the side of the convex slider 9, the connecting column 19, the second connecting spring 20, the supporting column 21 and the round slider 22 which are arranged at the bottom of the convex slider 9, the convex sliding block 9 has good auxiliary function for preventing the crown block 1 from inclining, therefore, the utility model has good inclination prevention function for the crane crown block in the working process, and still have fine buffering guard action to the overhead traveling crane, guarantee that overhead traveling crane and part are not fragile in the course of the work, avoid the emergence of dangerous condition.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a device that prevents inclining of gantry crane overhead traveling crane, includes overhead traveling crane (1), overhead traveling crane track (2), its characterized in that: both sides welding of overhead traveling crane (1) is provided with fixed box (3), it is provided with first logical groove (4), first logical groove (4) sliding connection and is provided with fixed block (5) to run through in fixed box (3), fixed block (5) integrated into one piece is connected and is set up on slide (6), the both sides integrated into one piece equidistance of slide (6) is connected and is provided with buffer spring (7), buffer spring (7) other end integrated into one piece is connected and is set up on the inside wall of fixed box (3), the other end welded connection that integrated into one piece was connected and is provided with bracing piece (8), bracing piece (8) is provided with convex slider (9) on fixed block (5), convex slider (9) sliding connection sets up in convex spout (10), convex spout (10) set up in overhead traveling crane track (2), the avris of convex spout (10) is provided with second and leads to groove (11), A first chute (12) is arranged at the other side of the second through groove (11), a connecting rod (13) is integrally formed at one side of the convex sliding block (9), a first connecting spring (14) is integrally formed at the other end of the connecting rod (13), the other end of the first connecting spring (14) is integrally formed in a square groove, the square groove is arranged in a supporting block (15), a square sliding block (16) is integrally formed at one end of the supporting block (15), the square sliding block (16) is slidably connected in the first chute (12), a third through groove (17) is arranged in the bottom end surface of the convex sliding groove (10) in a penetrating manner, a second chute (18) is arranged at the bottom end surface of the third through groove (17), a connecting column (19) is integrally formed at the bottom end surface of the convex sliding block (9), and a second connecting spring (20) is integrally formed at the other end of the connecting column (19), the other end of the second connecting spring (20) is integrally formed and connected in a circular groove, the circular groove is formed in the supporting column (21), one end of the supporting column (21) is integrally formed on the circular sliding block (22), and the circular sliding block (22) is slidably connected in the second sliding groove (18).

2. The anti-tilting device for overhead traveling crane of gantry crane according to claim 1, wherein: the diameter of the circular sliding block (22) is equal to the length of the section of the notch of the second sliding chute (18), and the thickness of the circular sliding block (22) is equal to the width of the section of the notch of the second sliding chute (18).

3. The anti-tilting device for overhead traveling crane of gantry crane according to claim 1, wherein: the width of the square sliding block (16) is equal to the width of the cross section of the notch of the first sliding chute (12), and the height of the square sliding block (16) is equal to the length of the cross section of the notch of the first sliding chute (12).

4. The anti-tilting device for overhead traveling crane of gantry crane according to claim 1, wherein: the fixed boxes (3) are symmetrically welded on two sides of the crown block (1) and are arranged into two groups.

5. The anti-tilting device for overhead traveling crane of gantry crane according to claim 1, wherein: the diameter of the connecting column (19) is equal to that of the circular groove.

6. The anti-tilting device for overhead traveling crane of gantry crane according to claim 1, wherein: the cross-sectional shape of the connecting rod (13) is the same as the cross-sectional shape of the groove opening of the square groove, namely the cross-sectional shapes of the connecting rod and the groove opening are equal in length and width.