CN213505635U

CN213505635U - Truss type suspension arm anti-collision device of offshore platform crane

Info

Publication number: CN213505635U
Application number: CN202022113101.3U
Authority: CN
Inventors: 王伟
Original assignee: Nantong Dezhong Technology Development Co ltd
Current assignee: Nantong Dezhong Technology Development Co ltd
Priority date: 2020-09-23
Filing date: 2020-09-23
Publication date: 2021-06-22
Anticipated expiration: 2030-09-23

Abstract

The utility model discloses an offshore platform crane truss type suspension arm anti-collision device, which comprises a supporting component and a hoisting component, one end of a first spring is fixedly connected with one side of an articulated element, the other end is fixedly connected with a stabilizing block, the stabilizing block is fixedly arranged at one end of a chute far away from a line outgoing tube, when the descending length of the line outgoing tube exceeds the length of an elastic band, the articulated element can stretch the first spring to move towards the direction of the line outgoing tube, thereby further improving the length of a connecting rod, when the line outgoing tube is folded, the first spring drives the articulated element to recover the original position, the elastic band also recovers the original position, the elastic band is convenient to be synchronously folded with the line outgoing tube, in the descending process of the line outgoing tube, a second spring can be stretched, the second spring and a limiting ring limit the line outgoing tube to only keep linear motion, further ensuring the anti-shaking effect of the line outgoing, and further the lower extreme that the piece was hung in the touching of hoisting hook has buffering effect and anticollision effect, and the protecting effect is good.

Description

Truss type suspension arm anti-collision device of offshore platform crane

Technical Field

The utility model relates to a hoist technical field specifically is an offshore platform hoist truss-like davit collision device.

Background

The crane refers to a multi-action crane for vertically lifting and horizontally carrying heavy objects within a certain range. The main characteristics of the crane are: its driver's cabin that traveles unites two into one, forms by the track crane evolution, becomes running gear's track and walking support part into the chassis that has the tire, has overcome the shortcoming that the track crane grip-pad led to the fact the destruction to the road surface, belongs to material handling machinery, truss: a structure is formed by connecting rod pieces at both ends by hinges. The truss is a plane or space structure which is generally provided with triangular units and consists of straight rods, and the truss rod piece mainly bears axial tension or pressure, so that the strength of materials can be fully utilized, the material can be saved compared with a solid web beam when the span is large, the self weight is reduced, and the rigidity is increased.

The existing crane can collide the lifting hook with the suspension arm in the lifting process, so that the lifting hook and the suspension arm are easily damaged, and in the lifting process, the lifting hook is easy to shake, so that objects cannot be reached for a long time, the lifting hook collides with the support column, and the using effect is poor.

To the problem, the utility model provides an offshore platform hoist truss-like davit collision device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an offshore platform hoist truss-like davit collision device possesses the anticollision, prevents rocking, and stability is strong, advantage that excellent in use effect to the problem in the background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: a truss type suspension arm anti-collision device of an offshore platform crane comprises a supporting component and a hoisting component, wherein the hoisting component is arranged at the lower end of the supporting component, the supporting component comprises a stabilizing seat, a supporting column, a connecting piece and a suspension arm piece, the upper end of the stabilizing seat is fixedly provided with the supporting column, the connecting piece is fixedly arranged at the upper end of the supporting column, and two ends of the suspension arm piece are fixedly connected with the connecting piece;

the hoisting assembly comprises a wind vane, a wire outlet barrel, an anti-collision mechanism, a fixed block, a hoisting hook and an anti-swing mechanism, the wind vane is arranged at the upper end of the hanging arm piece, the wire outlet barrel is arranged at the lower end of the hanging arm piece, the anti-collision mechanism is arranged on the outer surface of the wire outlet barrel, the fixed block is fixedly arranged at the lower end of the wire outlet barrel, the hoisting hook is fixedly arranged at the lower end of the fixed block, one end of the anti-swing mechanism is movably connected with the lower end of the hanging arm piece, and the other end of the.

Preferably, the lower end of the hanging arm piece is provided with a sliding groove.

Preferably, the anti-shaking mechanism comprises a connecting rod, an elastic belt, an articulated piece and a stabilizing mechanism, one end of the connecting rod is fixedly connected with the elastic belt, the other end of the connecting rod is hinged with the articulated piece, the other end of the elastic belt is fixedly connected with a fixing block, the articulated piece is matched with the sliding groove, and the stabilizing mechanism is arranged on one side of the articulated piece.

Preferably, the anti-shaking mechanisms are arranged in two groups, and the two groups of anti-shaking mechanisms are symmetrically distributed along the longitudinal central line of the outlet cylinder.

Preferably, the stabilizing mechanism comprises a first spring and a stabilizing block, one end of the first spring is fixedly connected with one side of the hinge piece, the other end of the first spring is fixedly connected with the stabilizing block, and the stabilizing block is fixedly arranged at one end, far away from the wire outlet cylinder, of the sliding groove.

Preferably, the anti-collision mechanism comprises a limiting ring, a second spring and a connecting band, the limiting ring and the second spring are provided with multiple groups, the multiple groups of limiting rings are connected with the second spring in a staggered mode, the upper end of the second spring is fixedly connected with the lower end of the wire outlet barrel, and the lower end of the limiting ring is fixedly connected with the fixing block through the connecting band.

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

1. the utility model provides a pair of offshore platform hoist truss-like davit collision device, the wind vane sets up in the upper end of davit spare, can observe the condition of wind direction at that time, the one end and the elastic webbing fixed connection of connecting rod, the other end is articulated with the articulated elements, the other end and the fixed block fixed connection of elastic webbing, articulated elements and spout phase-match, stabilizing mean sets up in one side of articulated elements, in the overload that a line section of thick bamboo descends, the connecting rod changes the angle gradually, and the elastic webbing is elongated, and the anti-sway mechanism is provided with two sets ofly, and two sets of anti-sway mechanism with the longitudinal centerline symmetric distribution of a line section of thick bamboo, the both ends of a line section of thick bamboo all have by tensile power for difficult emergence when a line section of thick bamboo is qualified for the next round of competitions rocks, be convenient for the stability that the guarantee that.

2. The utility model provides a pair of offshore platform hoist truss-like davit collision device, the lower extreme of davit piece is provided with the spout, one end of first spring and one side fixed connection of articulated elements, the other end and firm piece fixed connection, firm piece fixed mounting is in the spout one end of keeping away from a line section of thick bamboo, when the length that a line section of thick bamboo descends surpasses the length of elastic webbing, the first spring of articulated elements can stretch and remove to a line section of thick bamboo direction, and then the length of connecting rod has been improved, when a line section of thick bamboo is packed up, first spring drives the articulated elements normal position that resumes, the elastic webbing also resumes, be convenient for pack up with a line section of thick bamboo in.

3. The utility model provides a pair of offshore platform hoist truss-like davit collision device, spacing ring and second spring all are provided with the multiunit, just multiunit spacing ring and second spring staggered connection, the upper end of second spring and the lower extreme fixed connection of a line section of thick bamboo, the lower extreme of spacing ring passes through connecting band and fixed block fixed connection, at a line section of thick bamboo decline in-process, can stretch the second spring, second spring and spacing ring have restricted that a line section of thick bamboo can only keep linear motion, further assurance the anti-shake effect of a line section of thick bamboo, when a line section of thick bamboo is packed up simultaneously, the second spring restores to the normal position, and further prevent the lower extreme that the touching hanging arm piece of lifting hook, have buffering effect and anticollision effect, the protecting effect is good.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is an exploded view of the lifting assembly of the present invention;

fig. 3 is a bottom view of the boom member of the present invention;

fig. 4 is an enlarged view of a point a in fig. 3 according to the present invention;

fig. 5 is a schematic structural diagram of the anti-collision mechanism of the present invention.

In the figure: 1. a support assembly; 11. a stabilizing base; 12. a support pillar; 13. a connecting member; 14. a boom member; 141. a chute; 2. a hoisting assembly; 21. a wind vane; 22. an outlet barrel; 23. an anti-collision mechanism; 231. a limiting ring; 232. a second spring; 233. a connecting belt; 24. a fixed block; 25. a lifting hook; 26. an anti-shake mechanism; 261. a connecting rod; 262. an elastic band; 263. an articulation member; 264. a stabilizing mechanism; 2641. a first spring; 2642. and (7) stabilizing the block.

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.

Referring to fig. 1 and 2, the truss type boom anti-collision device of the offshore platform crane comprises a support assembly 1 and a crane assembly 2, wherein the crane assembly 2 is arranged at the lower end of the support assembly 1, the support assembly 1 comprises a stabilizing base 11, a support column 12, a connecting piece 13 and a boom piece 14, the upper end of the stabilizing base 11 is fixedly provided with the support column 12, the connecting piece 13 is fixedly arranged at the upper end of the support column 12, and two ends of the boom piece 14 are fixedly connected with the connecting piece 13; the hoisting assembly 2 comprises a wind vane 21, an outlet barrel 22, an anti-collision mechanism 23, a fixed block 24, a hoisting hook 25 and an anti-swing mechanism 26, wherein the wind vane 21 is arranged at the upper end of the arm hanging member 14, the condition of the wind direction at that time can be observed, the outlet barrel 22 is arranged at the lower end of the arm hanging member 14, the anti-collision mechanism 23 is arranged on the outer surface of the outlet barrel 22, the fixed block 24 is fixedly arranged at the lower end of the outlet barrel 22, the hoisting hook 25 is fixedly arranged at the lower end of the fixed block 24, one end of the anti-swing mechanism 26 is movably connected with the lower end of the arm hanging member 14, and.

Referring to fig. 3 and 4, the lower end of the hanging arm 14 is provided with a sliding slot 141, the anti-swing mechanism 26 includes a connecting rod 261, an elastic belt 262, a hinge 263 and a stabilizing mechanism 264, one end of the connecting rod 261 is fixedly connected with the elastic belt 262, the other end is hinged with the hinge 263, the other end of the elastic belt 262 is fixedly connected with the fixed block 24, the hinge 263 is matched with the sliding slot 141, the stabilizing mechanism 264 is arranged at one side of the hinge 263, in overload of the outlet cylinder 22 descending, the connecting rod 261 gradually changes the angle, the elastic belt 262 is elongated, the anti-swing mechanism 26 is provided with two sets, the two sets of the anti-swing mechanisms 26 are symmetrically distributed with the longitudinal center line of the outlet cylinder 22, both ends of the outlet cylinder 22 have a tensile force, so that the outlet cylinder 22 is not easy to shake when being outlet, the stability of descending of the outlet cylinder 22 is ensured, and the lifting hook 25, the using effect is good, the stabilizing mechanism 264 includes a first spring 2641 and a stabilizing block 2642, one end of the first spring 2641 is fixedly connected to one side of the hinge 263, the other end is fixedly connected to the stabilizing block 2642, the stabilizing block 2642 is fixedly installed at one end of the chute 141 far away from the outlet cylinder 22, when the descending length of the outlet cylinder 22 exceeds the length of the elastic band 262, the hinge 263 can stretch the first spring 2641 to move towards the outlet cylinder 22, so as to improve the length of the connecting rod 261, when the outlet cylinder 22 is folded, the first spring 2641 drives the hinge 263 to recover to the original position, the elastic band 262 also recovers to the original position, the outlet cylinder 22 can be conveniently and synchronously folded, and the anti-shaking effect is good.

Referring to fig. 5, the anti-collision mechanism 23 includes a plurality of sets of limiting rings 231, second springs 232 and connecting bands 233, the limiting rings 231 and the second springs 232 are all provided with a plurality of sets, the plurality of sets of limiting rings 231 and the second springs 232 are connected in a staggered manner, the upper ends of the second springs 232 are fixedly connected with the lower ends of the outlet tubes 22, the lower ends of the limiting rings 231 are fixedly connected with the fixing blocks 24 through the connecting bands 233, the second springs 232 can be stretched in the descending process of the outlet tubes 22, the second springs 232 and the limiting rings 231 limit the outlet tubes 22 to only keep linear motion, the anti-shaking effect of the outlet tubes 22 is further ensured, and meanwhile, when the outlet tubes 22 are retracted, the second springs 232 return to the original positions, and the lifting hooks 25 are further prevented from touching the lower ends of the hanging arm members 14, so that the anti-collision mechanism has a buffering effect and an anti.

In summary, the following steps: the utility model provides an offshore platform hoist truss-like davit collision device, wind vane 21 sets up in the upper end of davit piece 14, can observe the condition of wind direction at that time, the one end and the elastic webbing 262 fixed connection of connecting rod 261, the other end is articulated with articulated elements 263, the other end and the fixed block 24 fixed connection of elastic webbing 262, articulated elements 263 and spout 141 phase-match, stabilizing mean 264 sets up in one side of articulated elements 263, in the overload that the outlet cylinder 22 descends, connecting rod 261 changes the angle gradually, and elastic webbing 262 is elongated, and anti-rocking mechanism 26 is provided with two sets, and two sets of anti-rocking mechanism 26 with the longitudinal center line symmetric distribution of outlet cylinder 22, the both ends of outlet cylinder 22 all have the power of being stretched, be difficult for rocking when being qualified for the next round of competitions for the sake of outlet cylinder 22, be convenient for ensure the stability that outlet cylinder 22 descends, also ensured simultaneously that lifting hook 25 does not collide, the use effect is good, the lower end of the boom member 14 is provided with the chute 141, one end of the first spring 2641 is fixedly connected with one side of the hinge 263, the other end is fixedly connected with the stabilizing block 2642, the stabilizing block 2642 is fixedly installed at one end of the chute 141 far away from the outlet tube 22, when the descending length of the outlet tube 22 exceeds the length of the elastic band 262, the hinge 263 can stretch the first spring 2641 to move towards the outlet tube 22, so as to improve the length of the connecting rod 261, when the outlet tube 22 is folded, the first spring 2641 drives the hinge 263 to return to the original position, the elastic band 262 also returns to the original position, so as to be conveniently folded synchronously with the outlet tube 22, the anti-swing effect is good, the limiting rings 231 and the second springs 232 are provided with multiple sets, and the multiple sets of limiting rings 231 and the second springs 232 are connected in a staggered manner, the upper end of the second spring 232 is fixedly connected with the lower end of the outlet tube, in the descending process of the outlet tube 22, the second spring 232 can be stretched, the second spring 232 and the limiting ring 231 limit the outlet tube 22 to only keep linear motion, the anti-shaking effect of the outlet tube 22 is further ensured, meanwhile, when the outlet tube 22 is folded, the second spring 232 is restored to the original position, the lifting hook 25 is further prevented from touching the lower end of the hanging arm piece 14, the buffer effect and the anti-collision effect are achieved, and the protection effect is good.

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 an offshore platform hoist truss-like davit collision device, includes supporting component (1) and hoisting assembly (2), hoisting assembly (2) set up the lower extreme at supporting component (1), its characterized in that: the supporting assembly (1) comprises a stabilizing seat (11), a supporting column (12), a connecting piece (13) and a hanging arm piece (14), wherein the supporting column (12) is fixedly installed at the upper end of the stabilizing seat (11), the connecting piece (13) is fixedly installed at the upper end of the supporting column (12), and two ends of the hanging arm piece (14) are fixedly connected with the connecting piece (13);

the hoisting assembly (2) comprises a wind vane (21), a line outlet barrel (22), an anti-collision mechanism (23), a fixed block (24), a hoisting hook (25) and an anti-swing mechanism (26), wherein the wind vane (21) is arranged at the upper end of the line outlet barrel (14), the line outlet barrel (22) is arranged at the lower end of the line outlet barrel (14), the anti-collision mechanism (23) is arranged on the outer surface of the line outlet barrel (22), the fixed block (24) is fixedly arranged at the lower end of the line outlet barrel (22), the hoisting hook (25) is fixedly arranged at the lower end of the fixed block (24), one end of the anti-swing mechanism (26) is movably connected with the lower end of the line outlet barrel (14), and the other end of the anti-swing mechanism.

2. The offshore platform crane trussed boom anti-collision device of claim 1, wherein: the lower end of the hanging arm piece (14) is provided with a sliding groove (141).

3. The offshore platform crane trussed boom anti-collision device of claim 1, wherein: prevent rocking mechanism (26) including connecting rod (261), elastic webbing (262), articulated elements (263) and stabilizing mean (264), the one end and the elastic webbing (262) fixed connection of connecting rod (261), the other end is articulated with articulated elements (263), the other end and fixed block (24) fixed connection of elastic webbing (262), articulated elements (263) and spout (141) phase-match, stabilizing mean (264) set up the one side at articulated elements (263).

4. The offshore platform crane trussed boom anti-collision device of claim 1, wherein: the anti-shaking mechanisms (26) are arranged in two groups, and the anti-shaking mechanisms (26) in the two groups are symmetrically distributed along the longitudinal central line of the outlet tube (22).

5. The offshore platform crane trussed boom anti-collision device of claim 3, wherein: the stabilizing mechanism (264) comprises a first spring (2641) and a stabilizing block (2642), one end of the first spring (2641) is fixedly connected with one side of the hinge element (263), the other end of the first spring is fixedly connected with the stabilizing block (2642), and the stabilizing block (2642) is fixedly installed at one end, far away from the outlet cylinder (22), of the sliding groove (141).

6. The offshore platform crane trussed boom anti-collision device of claim 1, wherein: anticollision mechanism (23) are including spacing ring (231), second spring (232) and connecting band (233), and spacing ring (231) and second spring (232) all are provided with the multiunit, just multiunit spacing ring (231) and second spring (232) cross connect, the upper end of second spring (232) and the lower extreme fixed connection of a line section of thick bamboo (22), the lower extreme of spacing ring (231) passes through connecting band (233) and fixed block (24) fixed connection.