CN213569200U

CN213569200U - Crane capable of effectively preventing object from shaking

Info

Publication number: CN213569200U
Application number: CN202022738148.9U
Authority: CN
Inventors: 花少震; 王强胜; 刘华博
Original assignee: Henan Institute of Technology
Current assignee: Shanghai Ruiju Intelligent Equipment Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-06-29
Anticipated expiration: 2030-11-24

Abstract

The utility model relates to a hoisting equipment technical field, specifically speaking relates to a can prevent effectively hoist that object rocked, including the davit and with the davit between the lifting hook of being connected through the cable wire, be provided with anti-rock device between davit and the lifting hook, anti-rock device includes a plurality of linear equidistant range and from last to the sleeve that external diameter and internal diameter all reduced in proper order down, the sleeve that is located the top is installed on the davit, the sleeve that is located the bottom is installed on the lifting hook, the sleeve department that is located the below is in the sleeve that is located the top and rather than sliding connection, telescopic top integrated into one piece has the retaining ring, telescopic bottom integrated into one piece has solid fixed ring, the external diameter of the retaining ring that is located the below is greater than the solid fixed ring. The utility model discloses can play the effect that prevents that the object from rocking, facilitate the use, offer convenience for the user.

Description

Crane capable of effectively preventing object from shaking

Technical Field

The utility model relates to a hoisting equipment technical field, specifically speaking relates to a can effectively prevent hoist that object rocked.

Background

The crane is a common hoisting device, when the crane works, the motion of the steel rope is generally utilized to drive the hook to move, when the steel rope is in a suspension state, the steel rope can swing frequently, further objects can shake, the conventional crane does not have a function of preventing the objects from shaking, and certain inconvenience is brought to a user when the crane is used.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a can prevent effectively that the hoist that the object rocked to solve the defect 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 can prevent effectively hoist that object rocked, include the davit and with the davit between the lifting hook of being connected through the cable wire, the davit with be provided with anti-rock device between the lifting hook, anti-rock device includes a plurality of linear equidistant range and from last to the sleeve that external diameter and internal diameter all reduced in proper order down, is located topmost the sleeve is installed on the davit, be located the bottommost the sleeve is installed on the lifting hook, be located the below the sleeve is located the top sleeve department is in the sleeve and rather than sliding connection, telescopic top integrated into one piece has solid fixed ring, is located the below the external diameter of spacing ring is greater than and is located the top gu fixed ring's internal diameter.

Preferably, be located the top still rotate on the spacing ring and be connected with the bulge loop, the bulge loop is through a plurality of fastening screw fixed mounting on the davit, the sleeve that conveniently is located the top is fixed, and the sleeve can rotate simultaneously, also guarantees that it is more convenient when using.

Preferably, be provided with the first through-hole that is linked together with the external world in the bulge loop, it has first bearing to closely weld on the pore wall of first through-hole, is located the top the spacing ring fixed mounting be in on the inner circle of first bearing, the sleeve that guarantees to be located the top can the free rotation.

Preferably, be located the below be provided with the threading hook hole that is linked together with the external world in the telescopic bottom barrel, be located the below telescopic bottom still is provided with the bottom plate, be provided with the second through-hole that is linked together with the external world in the bottom plate, it has the second bearing to closely weld on the pore wall of second through-hole, closely weld the projection on the inner circle of second bearing, be provided with the pothook on the projection, the pothook with the cooperation of joint between the threading hook hole conveniently carries out fixed mounting to the sleeve that is located the below, also conveniently dismantles work simultaneously.

Preferably, one end of the hook is further provided with an elastic baffle, and the end of the elastic baffle abuts against the inner side face of the other end of the hook, so that the hook is not easy to fall off from the hook penetrating hole.

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

1. the utility model discloses a device is rocked in preventing that sets up guarantees when using, and the sleeve is vertical form, can prevent the lifting hook swing to playing the effect that supports between lifting hook and the davit, and further can prevent that the object from rocking, facilitates the use, has solved conventional hoist and does not have the function that prevents the object and rock again, when using, brings certain inconvenient problem for the user.

2. The utility model discloses a sliding connection between a plurality of sleeves that set up guarantees to accomodate between a plurality of sleeves, also conveniently expandes simultaneously, makes the lifting hook can the up-and-down motion, facilitates the use.

Drawings

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

fig. 2 is a schematic diagram of the explosion structure of the present invention;

FIG. 3 is a schematic view of the explosion structure of the shaking prevention device of the present invention;

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

fig. 5 is an enlarged view of the point B in fig. 3 according to the present invention.

In the figure: 1. a suspension arm; 10. a steel cord; 11. a hook; 2. an anti-sloshing device; 20. a sleeve; 21. a limiting ring; 22. a fixing ring; 23. a convex ring; 231. a first through hole; 232. a first bearing; 24. a hook hole is penetrated; 25. a base plate; 251. a second through hole; 252. a second bearing; 26. a convex column; 27. a hook; 271. an elastic baffle.

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 is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", 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 to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Referring to fig. 1-5, the present invention provides a technical solution:

a crane capable of effectively preventing objects from shaking comprises a boom 1 and a lifting hook 11 connected with the boom 1 through a steel cable 10, wherein an anti-shaking device 2 is arranged between the boom 1 and the lifting hook 11, the anti-shaking device 2 comprises a plurality of sleeves 20 which are linearly arranged at equal intervals and have sequentially reduced outer diameters and inner diameters from top to bottom, the sleeve 20 positioned at the topmost end is arranged on the boom 1, the sleeve 20 positioned at the bottommost end is arranged on the lifting hook 11, the sleeve 20 positioned below is positioned in the sleeve 20 positioned above and is in sliding connection with the sleeve 20, and when the crane is used, the sleeves 20 can be driven to be accommodated together or unfolded along with the up-and-down movement of the lifting hook 11, so that the normal up-and-down movement of the lifting hook 11 cannot be influenced;

specifically, the top end of the sleeve 20 is integrally formed with a limiting ring 21, the bottom end of the sleeve 20 is integrally formed with a fixing ring 22, the outer diameter of the limiting ring 21 located below is larger than the inner diameter of the fixing ring 22 located above, and the limiting ring 21 abuts against the fixing ring 22 to ensure that the sleeve 20 located below cannot fall off from the sleeve 20 located above.

In this embodiment, the uppermost limiting ring 21 is further rotatably connected with a convex ring 23, and the convex ring 23 is fixedly mounted on the suspension arm 1 through a plurality of fastening screws, so that the sleeve 20 positioned at the uppermost position can be conveniently fixed, and meanwhile, the sleeve 20 can rotate, so that the use is more convenient; be provided with the first through-hole 231 that is linked together with the external world in the bulge loop 23, the close welding has first bearing 232 on the pore wall of first through-hole 231, and the spacing ring 21 that is located the top is fixed mounting on the inner circle of first bearing 232, guarantees to be located the sleeve 20 of top and can freely rotate.

Further, be provided with the threading hook hole 24 that is linked together with the external world in the bottom barrel of sleeve 20 that is located the below, the bottom that is located the below sleeve 20 still is provided with bottom plate 25, be provided with the second through-hole 251 that is linked together with the external world in the bottom plate 25, it has second bearing 252 to closely weld on the pore wall of second through-hole 251, it has projection 26 to closely weld on the inner circle of second bearing 252, integrated into one piece has pothook 27 on the projection 26, the joint cooperation between pothook 27 and the threading hook hole 24, conveniently carry out fixed mounting to the sleeve 20 that is located the below, also conveniently dismantle work simultaneously.

In addition, one of them end of pothook 27 still integrated into one piece has elastic baffle 271, and elastic baffle 271 adopts the steel sheet material that thickness is 0.5 to 0.8mm to make, guarantees that elastic baffle 271 has certain elasticity, can take place to deform under the exogenic action, can the reconversion after removing the exogenic force, and elastic baffle 271's end supports on pothook 27's another tip medial surface, realizes spacing pothook 27, guarantees that pothook 27 is difficult for droing from wearing hook hole 24.

The utility model discloses a can prevent effectively that hoist that object rocked from when using, along with the lifting hook 11 downstream in, can drive a plurality of sleeves 20 and expand downwards, a plurality of sleeves 20 are vertical form concatenation together, be equivalent to the vertical body of rod, can carry on spacingly to lifting hook 11, guarantee that lifting hook 11 can not continue the swing again, when lifting hook 11 moves upwards, can drive sleeve 20 that is located the below and accomodate to being located the sleeve 20 of top in, guarantee that lifting hook 11 can normal upward movement, convenient to use, the function that conventional hoist did not have to prevent that the object from rocking again has been solved, when using, bring certain inconvenient problem for the user.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a can prevent effectively that object from rocking's hoist, including davit (1) and with davit (1) between through lifting hook (11) of cable wire (10) connection, its characterized in that: davit (1) with be provided with between lifting hook (11) and prevent rocking device (2), prevent rocking device (2) include a plurality of linear equidistant range and from last sleeve (20) that external diameter and internal diameter all reduce in proper order down, be located the topmost sleeve (20) are installed on davit (1), be located the bottommost sleeve (20) are installed on lifting hook (11), are located the below sleeve (20) are in and are located the top sleeve (20) are interior and rather than sliding connection, the top integrated into one piece of sleeve (20) has spacing ring (21), the bottom integrated into one piece of sleeve (20) has solid fixed ring (22), is located the below the external diameter of spacing ring (21) is greater than and is located the top the internal diameter of solid fixed ring (22).

2. The crane capable of effectively preventing the object from shaking as claimed in claim 1, wherein: the limiting ring (21) positioned at the top is further rotatably connected with a convex ring (23), and the convex ring (23) is fixedly installed on the suspension arm (1) through a plurality of fastening screws.

3. The crane capable of effectively preventing the object from shaking as claimed in claim 2, wherein: be provided with first through-hole (231) that are linked together with the external world in bulge loop (23), it has first bearing (232) to weld closely on the pore wall of first through-hole (231), is located the top spacing ring (21) fixed mounting be in on the inner circle of first bearing (232).

4. The crane capable of effectively preventing the object from shaking as claimed in claim 1, wherein: be located the below be provided with in the bottom barrel of sleeve (20) and wear hook hole (24) that are linked together with the external world, be located the below the bottom of sleeve (20) still is provided with bottom plate (25), be provided with in bottom plate (25) second through-hole (251) that are linked together with the external world, closely welded on the pore wall of second through-hole (251) has second bearing (252), closely welded has projection (26) on the inner circle of second bearing (252), be provided with pothook (27) on projection (26), pothook (27) with the joint cooperation between hook hole (24).

5. The crane capable of effectively preventing the object from shaking as claimed in claim 4, wherein: one end of the hook (27) is also provided with an elastic baffle (271), and the end of the elastic baffle (271) is abutted against the inner side surface of the other end part of the hook (27).