CN215101494U

CN215101494U - Wind-proof anti-skid device of gantry crane

Info

Publication number: CN215101494U
Application number: CN202120467538.9U
Authority: CN
Inventors: 张波; 吴钦花; 杨飞燕
Original assignee: Shandong Luxin Lifting Equipment Co ltd
Current assignee: Shandong Luxin Lifting Equipment Co ltd
Priority date: 2021-03-04
Filing date: 2021-03-04
Publication date: 2021-12-10
Anticipated expiration: 2031-03-04

Abstract

The utility model discloses a wind-proof and anti-skid device of a gantry crane, which comprises a pulley seat, wherein a hoisting steel wire is wound at the bottom of the center of the pulley seat, the bottom end of the pulley seat is fixedly connected with a fixed lifting hook, the center of the bottom of the fixed lifting hook is fixedly connected with an anti-skid barb, the top of one side of the outer wall of the fixed lifting hook is fixedly connected with a rotating support, and the center of the rotating support is rotatably connected with a rotating clamping plate; the top of pulley holder both sides is the fixed ear of fixedly connected with first fixed ear and second respectively, the equal fixedly connected with fixed axle in center of the fixed ear of first fixed ear and second, two the outer wall of fixed axle is fixedly connected with first traction wire and the second is prevent wind and is drawn the steel wire respectively. The utility model discloses in, this gantry crane's antiskid that prevents wind not only the design have the mechanism of preventing wind of traction wire, and it has anti-skidding barb still to design, can play fine antiskid effect of preventing wind to make its work efficiency obtain improving greatly.

Description

Wind-proof anti-skid device of gantry crane

Technical Field

The utility model relates to a gantry crane technical field especially relates to a gantry crane's antiskid that prevents wind.

Background

The gantry crane is a deformation of a bridge crane and is called a gantry crane; the device is mainly used for loading and unloading operations of outdoor goods yards, stock yards 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 metal structure of the gantry crane is like a portal frame, two support legs are arranged below a bearing main beam and can directly walk on a track on the ground, cantilever beams extending out from two ends of the main beam can be arranged at two ends of the main beam, and the gantry crane (also called a gantry crane) is a bridge crane with a bridge supported on the track on the ground through the support legs at two sides. The structure of the crane consists of a gantry, a cart running mechanism, a hoisting trolley, an electric part and the like; some gantry cranes have legs on one side only, and the other side is supported on a factory or a trestle to run, and are called semi-gantry cranes. The gantry crane comprises a gantry upper bridge (comprising a main beam and an end beam), supporting legs, a lower cross beam and the like. In order to enlarge the operation range of the crane, the main beam can extend out of the supporting legs to one side or two sides to form a cantilever. The crane can also adopt a crane trolley with an arm support, and the operation range of the crane is expanded through the pitching and the rotating of the arm support.

The gantry crane is relatively common hoisting equipment, the gantry crane is usually applied to large-scale hoisting occasions, the volume and the weight of hoisted goods are relatively large, the wind-proof and anti-skid requirements on the crane are relatively high, the wind-proof and anti-skid schemes of the existing crane are mostly balance weights for increasing lifting hooks, the mode can play a certain wind-proof effect, but in the actual use process, certain defects still exist, the stability of the lifting hooks is not strong enough, the accident situation easily occurs, great potential safety hazards exist, and therefore a novel wind-proof and anti-skid device of the gantry crane is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a windproof and antiskid device of a gantry crane.

In order to achieve the above purpose, the utility model adopts the following technical scheme: a windproof and antiskid device of a gantry crane comprises a pulley seat, wherein a hoisting steel wire is wound at the bottom of the center of the pulley seat, the bottom end of the pulley seat is fixedly connected with a fixed lifting hook, the center of the bottom of the fixed lifting hook is fixedly connected with an antiskid barb, the top of one side of the outer wall of the fixed lifting hook is fixedly connected with a rotating support, and the center of the rotating support is rotatably connected with a rotating clamping plate;

the top of pulley holder both sides is the fixed ear of fixedly connected with first fixed ear and second respectively, the equal fixedly connected with fixed axle in center of the fixed ear of first fixed ear and second, two the outer wall of fixed axle is fixedly connected with first traction wire and the second is prevent wind and is drawn the steel wire respectively.

As a further description of the above technical solution:

and the bottom of the center of the pulley seat is rotatably connected with a rotating pulley corresponding to the hoisting steel wire.

As a further description of the above technical solution:

the anti-skid barbs are arranged in a semicircular annular structure.

As a further description of the above technical solution:

and a powerful torsion spring corresponding to the rotating clamping plate is arranged in the center of the rotating support.

As a further description of the above technical solution:

the anti-skid barb and the rotating support are fixedly connected with the fixed lifting hook through welding.

As a further description of the above technical solution:

the first fixing lug and the second fixing lug are arranged on the tops of two sides of the pulley seat in a symmetrical structure.

The utility model discloses following beneficial effect has: 1. the utility model provides a gantry crane's antiskid that prevents wind compares with traditional device, the device simple structure, convenient and practical, through the improvement structure that the design is simple, can make the lifting hook both can not take place great rocking when using, also can not take place the condition of unhook simultaneously to guaranteed the overall stability of hoist when hoist and mount, greatly reduced the potential safety hazard.

2. Compared with the traditional device, the device has the advantages that the structure and the design are greatly innovated and improved, the wind-proof and anti-skid device of the gantry crane is not only provided with the wind-proof mechanism with the traction steel wire, but also provided with the anti-skid barb, and can play a good wind-proof and anti-skid role, so that the working efficiency is greatly improved.

Drawings

Fig. 1 is a front view structural diagram of a wind-proof and anti-skid device of a gantry crane provided by the present invention;

fig. 2 is a schematic structural view of a fixed hook of a wind-proof and anti-skid device of a gantry crane according to the present invention;

fig. 3 is a sectional structure view of the second fixing lug of the wind-proof and anti-slip device of the gantry crane provided by the utility model.

Illustration of the drawings:

1. a pulley seat; 2. hoisting the steel wire; 3. fixing a lifting hook; 4. anti-skid barbs; 5. rotating the bracket; 6. rotating the clamping plate; 7. a first fixing lug; 8. a second fixing lug; 9. a fixed shaft; 10. a first wind resistant traction wire; 11. the second windproof traction steel wire.

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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: a windproof and antiskid device of a gantry crane comprises a pulley seat 1, wherein a hoisting steel wire 2 is wound at the bottom of the center of the pulley seat 1, the bottom end of the pulley seat 1 is fixedly connected with a fixed lifting hook 3, the center of the bottom of the fixed lifting hook 3 is fixedly connected with an antiskid barb 4, the top of one side of the outer wall of the fixed lifting hook 3 is fixedly connected with a rotating support 5, and the center of the rotating support 5 is rotatably connected with a rotating clamping plate 6;

the top of 1 both sides of pulley seat is the fixed ear 8 of the first fixed ear 7 of fixedly connected with and second respectively, the equal fixedly connected with fixed axle 9 in center of the fixed ear 8 of first fixed ear 7 and second, the outer wall of two fixed axles 9 is the first traction steel wire 10 of preventing wind of fixedly connected with and the second is prevent wind traction steel wire 11 respectively, first prevent wind traction steel wire 10 and the second prevent wind traction steel wire 11 can with the coiling mechanism on hoist and mount door beam both sides, at the in-process of hoist and mount, can utilize first prevent wind traction steel wire 10 and the second prevent wind traction steel wire 11 and play the traction to pulley seat 1, thereby make fixed lifting hook 3 can remain stable at the in-process of hoist and mount goods, can not take place great rocking.

The bottom of the center of the pulley seat 1 is rotatably connected with a rotating pulley corresponding to the hoisting steel wire 2.

The anti-slip barb 4 is the setting of semicircle annular structure, and the anti-slip barb 4 that is the setting of semicircle annular structure can play fine anti-slip mousing-hook effect when fixed lifting hook 3 hoists the goods.

The center of the rotating support 5 is provided with a strong torsion spring corresponding to the rotating clamping plate 6, and the strong torsion spring corresponding to the rotating clamping plate 6 is arranged at the center of the rotating support 5, so that the rotating clamping plate 6 can be clamped and automatically reset by utilizing the strong elasticity of the torsion spring.

The anti-skid barb 4 and the rotating support 5 are fixedly connected with the fixed lifting hook 3 through welding, and the structure of the anti-skid barb is firmer through the fixed connection in a welding mode, so that the anti-skid barb and the rotating support are not easy to damage.

The first fixing lug 7 and the second fixing lug 8 are arranged on the tops of two sides of the pulley seat 1 in a symmetrical structure.

The working principle is as follows: the utility model provides a door crane's antiskid against wind has great improvement innovation with traditional device, this door crane's antiskid against wind, the bottom fixedly connected with fixed lifting hook 3 of its pulley seat 1, the center fixedly connected with antiskid barb 4 of fixed lifting hook 3 bottom, antiskid barb 4 that is the setting of semicircle ring structure can play fine antiskid mousing-hook effect when fixed lifting hook 3 hoists goods, the center of rotating bracket 5 rotates and is connected with and rotates cardboard 6, through install the powerful torsional spring corresponding to rotating cardboard 6 in the center of rotating bracket 5, can utilize the powerful elasticity of torsional spring to play the clamping and automatic reset effect to rotating cardboard 6, the top of pulley seat 1 both sides is fixedly connected with first fixed ear 7 and second fixed ear 8 respectively, the center of first fixed ear 7 and second fixed ear 8 all fixedly connected with fixed axle 9, the outer wall of two fixed axles 9 is the first traction wire 10 of preventing wind of fixedly connected with respectively and the traction wire 11 is prevented wind to the second, and the first traction wire 10 of preventing wind and the second traction wire 11 of preventing wind can with the winding mechanism on hoist and mount door beam both sides, at the in-process of hoist and mount, can utilize the first traction wire 10 of preventing wind and the second traction wire 11 of preventing wind to play the traction to pulley holder 1 to make fixed lifting hook 3 can remain stable at the in-process of hoist and mount goods, can not take place great rocking.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a gantry crane's antiskid that prevent wind, includes pulley holder (1), its characterized in that: a hoisting steel wire (2) is wound at the bottom of the center of the pulley seat (1), a fixed lifting hook (3) is fixedly connected to the bottom end of the pulley seat (1), an anti-skidding barb (4) is fixedly connected to the center of the bottom of the fixed lifting hook (3), a rotating support (5) is fixedly connected to the top of one side of the outer wall of the fixed lifting hook (3), and a rotating clamping plate (6) is rotatably connected to the center of the rotating support (5);

the pulley seat is characterized in that the tops of two sides of the pulley seat (1) are fixedly connected with a first fixing lug (7) and a second fixing lug (8) respectively, the centers of the first fixing lug (7) and the second fixing lug (8) are fixedly connected with fixing shafts (9), and the outer walls of the fixing shafts (9) are fixedly connected with a first windproof traction steel wire (10) and a second windproof traction steel wire (11) respectively.

2. The wind-proof and anti-slip device for gantry crane according to claim 1, wherein: the bottom of the center of the pulley seat (1) is rotatably connected with a rotating pulley corresponding to the hoisting steel wire (2).

3. The wind-proof and anti-slip device for gantry crane according to claim 1, wherein: the anti-skid barbs (4) are arranged in a semicircular annular structure.

4. The wind-proof and anti-slip device for gantry crane according to claim 1, wherein: and a strong torsion spring corresponding to the rotary clamping plate (6) is arranged at the center of the rotary support (5).

5. The wind-proof and anti-slip device for gantry crane according to claim 1, wherein: the anti-skid barb (4) and the rotating support (5) are fixedly connected with the fixed lifting hook (3) through welding.

6. The wind-proof and anti-slip device for gantry crane according to claim 1, wherein: the first fixing lug (7) and the second fixing lug (8) are arranged on the tops of two sides of the pulley seat (1) in a symmetrical structure.