CN218841543U - Portable overhead hoist is used in pier operation - Google Patents

Abstract

The utility model provides a portable overhead hoist is used in pier operation. The utility model comprises a fixing clamp, a frame and a traction rope, wherein the fixing clamp is provided with a closed end and an open end, the closed end is in an arc shape, the open end is detachably connected with a locking piece, and the locking piece is used for locking the fixing clamp on a railing; the frame is arranged at the bottom of the fixing clamp, a fixed pulley is arranged inside the frame and comprises a fixed shaft and a wheel body rotatably arranged on the fixed shaft, and a groove is formed in the circumferential direction of the wheel body far away from the fixed shaft; the haulage rope sets up in the recess of fixed pulley, and the one end of haulage rope is equipped with the couple, and the other end of haulage rope is the free end. The utility model has firm fixation, adjustable fixed position and convenient fixation, the object to be hoisted is hung on the traction rope through the hook, and the object to be hoisted is hoisted to a required position in a labor-saving way under the coordination effect of the fixed pulley, thereby being safe and reliable; simple structure, low manufacturing cost, convenient lifting, convenient carrying and easy popularization and application.

Description

Portable overhead hoist is used in pier operation

Technical Field

The utility model relates to a technical field of pier operation accessory especially indicates a portable overhead hoist is used in pier operation.

Background

In the wharf work, the maintenance work is very important, and the maintenance work must be performed periodically. The maintenance work needs technical staff to climb to mechanical equipment for high-altitude operation, and conditions such as high-altitude hanging, conveying tools and hoisting spare parts are frequently met in the process of high-altitude operation. At present, technicians usually carry small tools with personal bags and the like in the process of maintenance work; a slightly larger tool is directly pulled up by a rope, so that a fixed point needs to be selected, the fixed point is difficult to select, friction exists between the rope and the fixed point, the operation is difficult, the rope is easy to wear, and potential safety hazards such as falling objects exist. In particular, due to the influences of factors such as the structural design of the hoisting equipment, the field layout and the like, in the maintenance working process, a plurality of maintenance positions do not have the lifting conditions, and the lifting fixed positions of some maintenance positions are uncertain, so that technicians need to climb the hoisting equipment up and down for many times, thereby greatly increasing the difficulty and the danger of maintenance work.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a portable overhead hoist is used in pier operation aims at solving among the prior art pier operation equipment and does not have dedicated lifting device when overhauing and lead to the fixed point to select the degree of difficulty to go back to grind through the rope greatly easily and cause the inconvenient and dangerous problem that has the high altitude object that falls of handling.

In order to solve the technical problem, the technical scheme of the utility model is so realized:

the utility model discloses a portable overhead hoist is used in pier operation, including fixation clamp, frame and haulage rope, the fixation clamp has a closed end and an open end, the closed end is the arc setting, the open end detachable is connected with the retaining member, the retaining member is used for locking the fixation clamp on the railing; the frame is arranged at the bottom of the fixing clamp, a fixed pulley is arranged inside the frame and comprises a fixing shaft and a wheel body rotatably arranged on the fixing shaft, and a groove is formed in the circumferential direction of the wheel body away from the fixing shaft; the haulage rope set up in the recess of fixed pulley, the one end of haulage rope is equipped with the couple, the other end of haulage rope is the free end.

As a preferred embodiment, the fixing clip comprises an upper fixing clip and a lower fixing clip symmetrically arranged with the upper fixing clip, a first end of the upper fixing clip is rotatably connected with a first end of the lower fixing clip to form the closed end, and a second end of the upper fixing clip is in butt joint with a second end of the lower fixing clip through the locking member.

As a preferred embodiment, the first end of lower fixation clamp is equipped with two parallel arrangement hangers, be equipped with rotatory hole on the hangers, the first end of going up the fixation clamp is equipped with the joint post, the both ends of joint post all be equipped with the pivot of rotatory hole looks adaptation.

As a preferred embodiment, the rotating shaft is provided with a positioning hole at the outer side of the rotating hole, and a positioning pin is arranged in the positioning hole.

As a preferred embodiment, the second end of the upper fixing clip is provided with an upper fixing hole, the second end of the lower fixing clip is provided with a lower fixing hole coaxially arranged with the upper fixing hole, and the locking member is a locking bolt connecting the upper fixing hole and the lower fixing hole and a locking nut adapted to the locking bolt.

In a preferred embodiment, the inner side of the fixing clip is provided with a non-slip mat.

As a preferred embodiment, the bottom of the fixing clip is respectively provided with a first connecting rod and a second connecting rod, the length of the first connecting rod is greater than that of the second connecting rod, and the fixing clip is connected with the frame through the first connecting rod and the second connecting rod.

In a preferred embodiment, the first connecting rod is welded to the fixing clip, the second connecting rod is welded to the fixing clip, the first connecting rod is welded to the frame, and the second connecting rod is welded to the frame.

As a preferred embodiment, the inside of frame is equipped with first bracing piece and second bracing piece respectively, the first end of first bracing piece with the inner wall welded connection of frame, the second end of first bracing piece with the first end welded connection of fixed axle, the first end of second bracing piece with the inner wall welded connection of frame, the second end of second bracing piece with the second end welded connection of fixed axle.

As a preferred embodiment, the couple is the anticreep couple, the anticreep couple includes coupler body, anticreep ware and locking ring, the first end of anticreep ware with the first end of coupler body is rotated and is connected, the first end of anticreep ware with still be equipped with the torsional spring between the first end of coupler body, the second end of anticreep ware is in under the effect of torsional spring can with the second end butt of coupler body, the first end of locking ring with the middle part of anticreep ware is rotated and is connected, the second end of locking ring can cup joint in the outside of the second end of coupler body.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is fixed on the fixed positions of the railing and the like through the fixing clamp, the fixing is convenient, the fixing is firm under the action of the locking piece, and the fixed position is adjustable to meet different requirements; the traction rope is arranged in the groove of the fixed pulley, the structure is stable, the traction rope can slide freely, an object to be hoisted is hung on the traction rope through the hook, and under the matching action of the fixed pulley, an operator can hoist the object to be hoisted to a required position in a labor-saving way by pulling the free end of the traction rope, so that the safety and the reliability are realized, and the risk of falling objects from high altitude is avoided; the portable lifting device for wharf operation is simple in structure and low in manufacturing cost, realizes lifting of maintenance tools, spare parts, small equipment and the like, is convenient to lift, can be disassembled, is convenient to carry, and is easy to popularize and apply.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic plan structure diagram of an embodiment of the portable lifting device for wharf operation provided by the present invention;

FIG. 2 is an enlarged view of the structure of the retaining clip of FIG. 1;

FIG. 3 is a side view exploded view of FIG. 2 at A;

FIG. 4 is an enlarged schematic view of the structure of the locking member of FIG. 1;

FIG. 5 is an enlarged view of the frame of FIG. 1;

FIG. 6 is an enlarged view of the structure of the crown block shown in FIG. 1;

FIG. 7 is an enlarged schematic view of the pull cord of FIG. 1 after being straightened;

FIG. 8 is an enlarged view of the hook of FIG. 7;

in the figure: 100-a fixing clip; 200-a frame; 300-pulling a rope;

110-a retaining member; 111-locking bolts; 112-a lock nut;

120-a closed end; 130-an open end; 140-upper fixing clip; 150-lower retaining clip;

141-snap-in posts; 142-a rotating shaft; 151-hangers;

210-a fixed pulley; 211-wheel body; 212-a fixed shaft; 213-a groove;

221-first connecting rod; 222-a second connecting rod; 231-a first support bar; 232-a second support bar;

310-a hook; 320-free end;

311-hook body; 312-anti-drop device; 313-locking ring.

Detailed Description

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

Referring to the attached drawings 1, 2, 3, 4, 5, 6, 7 and 8, the utility model provides a portable lifting device for wharf operation, which can be used for bridge crane, tyre crane and other hoisting equipment in the wharf operation process; when the hoisting equipment needs to be overhauled, the portable lifting device for wharf operation realizes lifting of overhaul tools, spare parts, small equipment and the like, greatly reduces the times of climbing the hoisting equipment up and down by technicians, and greatly facilitates overhaul of the hoisting equipment. The portable lifting device for wharf operation comprises a fixing clamp 100, a frame 200 and a traction rope 300, wherein the fixing clamp 100 is provided with a closed end 120 and an open end 130, the closed end 120 is arranged in an arc shape, the open end 130 is detachably connected with a locking piece 110, and the locking piece 110 is used for locking the fixing clamp 100 on a railing; the portable lifting device for wharf operation is clamped to the outside of a fixed position such as a railing through the open end 130 of the fixing clamp 100, sleeved on the fixed position such as the railing through the closed end 120 of the fixing clamp 100, and finally fixed on the fixed position such as the railing through the locking piece 110. The frame 200 is arranged at the bottom of the fixing clamp 100, a fixed pulley 210 is arranged inside the frame 200, the fixed pulley 210 comprises a fixed shaft 212 and a wheel body 211 rotatably arranged on the fixed shaft 212, and a groove 213 is formed in the circumferential direction of the wheel body 211 far away from the fixed shaft 212; the frame 200 is used for mounting the fixed pulley 210, and the frame 200 realizes the connection of the fixed pulley 210 and the fixing clip 100. The pulling rope 300 is arranged in the groove 213 of the fixed pulley 210, one end of the pulling rope 300 is provided with a hook 310, and the other end of the pulling rope 300 is a free end 320; the pulling rope 300 slides in the groove 213 of the fixed pulley 210, and the pulling rope 300 can move stably without going out of the groove, thereby avoiding the phenomenon that the pulling rope 300 is separated from the fixed pulley 210. The portable lifting device for wharf operation is simple in structure and low in manufacturing cost, realizes lifting of maintenance tools, spare parts, small equipment and the like, is convenient to use, can be disassembled, is convenient to carry, and is easy to popularize and apply.

Referring to fig. 1, 2, 3 and 4, as a preferred embodiment, the fixing clip 100 includes an upper fixing clip 140 and a lower fixing clip 150 symmetrically disposed with respect to the upper fixing clip 140, a first end of the upper fixing clip 140 is rotatably connected to a first end of the lower fixing clip 150 to form a closed end 120, and a second end of the upper fixing clip 140 is butt-connected to a second end of the lower fixing clip 150 through a locking member 110. The bottom of fixation position such as fixation clamp 100 through lower fixation clamp 150 parcel railing, through the top of fixation position such as last fixation clamp 140 parcel railing, go up fixation clamp 140 and rotate around fixation clamp 150 down in the plane at fixation clamp 100 place to the parcel area of adjustment closed end 120, thereby satisfy the requirement of the fixation position such as the railing of various different thicknesses, and then fix fixation clamp 100 on the fixation position such as the railing of various different thicknesses. Preferably, the first end of lower fixation clamp 150 is equipped with two parallel arrangement hangers 151, is equipped with the rotation hole on hangers 151, and the first end of going up fixation clamp 140 is equipped with joint post 141, and the both ends of joint post 141 all are equipped with the pivot 142 with rotation hole looks adaptation. The axial direction of the rotating shaft 142 is parallel to the axial direction of the closed end 120, and the rotation of the upper fixing clip 140 around the lower fixing clip 150 in the plane of the fixing clip 100 is realized through the matching of the rotating shaft 142 and the rotating hole on the hanging lug 151, so that the upper fixing clip 140 and the lower fixing clip 150 are simple in structure, convenient to connect and good in service performance. Furthermore, a positioning hole is formed in the rotating shaft 142 outside the rotating hole, and a positioning pin is arranged in the positioning hole. The positioning pin realizes the positioning of the rotating shaft 142 in the axial direction, prevents the rotating shaft 142 from being separated from the rotating hole of the hanging lug 151 in the process that the upper fixing clamp 140 rotates around the lower fixing clamp 150, and further increases the structural stability of the fixing clamp 100. Generally, the second end of the upper fixing clip 140 is provided with an upper fixing hole, the second end of the lower fixing clip 150 is provided with a lower fixing hole coaxially arranged with the upper fixing hole, the locking member 110 is a locking bolt 111 connecting the upper fixing hole and the lower fixing hole and a locking nut 112 adapted to the locking bolt 111, and the locking bolt 111 and the locking nut 112 are closely matched, so that the fixing and locking of the upper fixing clip 140 and the lower fixing clip 150 are realized, the locking requirements of the fixing clip 100 with different thickness and closing ends 120 are met, and the use is very convenient. Furthermore, the inner side of the fixing clip 100 is provided with a non-slip mat, and the arrangement of the non-slip mat increases the friction force between the fixing clip 100 and the fixing positions such as the railings, and enhances the connection firmness between the fixing clip 100 and the fixing positions such as the railings.

Referring to fig. 1 and 5, as a preferred embodiment, the bottom of the fixing clip 100 is respectively provided with a first connecting rod 221 and a second connecting rod 222, the length of the first connecting rod 221 is greater than that of the second connecting rod 222, and the fixing clip 100 is connected with the frame 200 through the first connecting rod 221 and the second connecting rod 222. The fixing clip 100 is fixed on the top of the frame 200 by the first connecting rod 221 and the second connecting rod 222, and the first connecting rod 221 and the second connecting rod 222 realize the fixation of different positions of the fixing clip 100, so that the fixing clip 100 is fixed firmly. Preferably, the first connection rod 221 is welded to the fixing clip 100, the second connection rod 222 is welded to the fixing clip 100, the first connection rod 221 is welded to the frame 200, and the second connection rod 222 is welded to the frame 200. The first connecting rod 221 is connected between the fixing clamp 100 and the frame 200 in a welding mode, and the second connecting rod 222 is connected between the fixing clamp 100 and the frame 200 in a welding mode.

Referring to fig. 1, 5 and 6, the frame 200 is generally U-shaped. As a preferred embodiment, a first supporting rod 231 and a second supporting rod 232 are respectively disposed inside the frame 200, a first end of the first supporting rod 231 is welded to an inner wall of the frame 200, a second end of the first supporting rod 231 is welded to a first end of the fixing shaft 212, a first end of the second supporting rod 232 is welded to an inner wall of the frame 200, and a second end of the second supporting rod 232 is welded to a second end of the fixing shaft 212. The fixing shaft 212 of the fixed pulley 210 is fixed to the inside of the frame 200 by the first and second support bars 231 and 232, so that the fixed pulley 210 is perfectly fixed and is firmly fixed. Referring to fig. 1, 7 and 8, as a preferred embodiment, the hook 310 is an anti-drop hook 310, the anti-drop hook 310 includes a hook body 311, an anti-drop device 312 and a locking ring 313, a first end of the anti-drop device 312 is rotatably connected to a first end of the hook body 311, a torsion spring is further disposed between the first end of the anti-drop device 312 and the first end of the hook body 311, a second end of the anti-drop device 312 can abut against a second end of the hook body 311 under the action of the torsion spring, a first end of the locking ring 313 is rotatably connected to a middle portion of the anti-drop device 312, and a second end of the locking ring 313 can be sleeved outside the second end of the hook body 311. The anti-falling hook 310 has double protection, firm structure and good fixing effect, and maintenance tools, spare parts, small equipment and the like are firmly hung on the anti-falling hook 310, so that the risk of falling objects is further avoided.

Therefore, compared with the prior art, the beneficial effects of the utility model are that: the fixing clamp 100 is fixed on fixed positions such as a railing, the fixing is convenient, the fixing is firm under the action of the locking piece 110, and the fixed position is adjustable to meet different requirements; the traction rope 300 is arranged in the groove 213 of the fixed pulley 210, the structure is stable, the sliding is free, an object to be lifted is hung on the traction rope 300 through the hook 310, and under the cooperation effect of the fixed pulley 210, an operator can lift and convey the object to be lifted to a required position by pulling the free end 320 of the traction rope 300 with little effort, so that the safety and the reliability are realized, and the risk of falling objects from high altitude is avoided; the portable lifting device for wharf operation is simple in structure and low in manufacturing cost, realizes lifting of maintenance tools, spare parts, small equipment and the like, is convenient to lift, can be disassembled, is convenient to carry, and is easy to popularize and apply.

The above description is only for the preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. The utility model provides a portable overhead hoist is used in pier operation which characterized in that includes:

the fixing clamp is provided with a closed end and an open end, the closed end is arranged in an arc shape, the open end is detachably connected with a locking piece, and the locking piece is used for locking the fixing clamp on a railing;

the frame is arranged at the bottom of the fixing clamp, a fixed pulley is arranged inside the frame and comprises a fixing shaft and a wheel body rotatably arranged on the fixing shaft, and a groove is formed in the circumferential direction of the wheel body away from the fixing shaft;

the pulling rope, the pulling rope set up in the recess of fixed pulley, the one end of pulling rope is equipped with the couple, the other end of pulling rope is the free end.

2. The portable overhead hoist for wharf operation of claim 1, characterized in that:

the fixation clamp includes fixation clamp and the lower fixation clamp that sets up rather than the symmetry, go up the fixation clamp first end with the first end of fixation clamp rotates down to be connected and forms the closed end, go up the fixation clamp the second end with the second end of fixation clamp passes through down retaining member butt joint.

3. The portable overhead hoist for wharf operations of claim 2, wherein:

the first end of lower fixation clamp is equipped with two parallel arrangement hangers, be equipped with rotatory hole on the hangers, the first end of going up the fixation clamp is equipped with the joint post, the both ends of joint post all be equipped with the pivot of rotatory hole looks adaptation.

4. The portable overhead hoist for wharf operations of claim 3, wherein:

and a positioning hole is arranged on the rotating shaft and outside the rotating hole, and a positioning pin is arranged in the positioning hole.

5. The portable overhead hoist for wharf operations of claim 2, wherein:

the second end of going up the fixation clamp is equipped with the fixed orifices, down the second end of fixation clamp be equipped with go up the coaxial lower fixed orifices that sets up of fixed orifices, the retaining member is for connecting go up the fixed orifices with the locking bolt of fixed orifices down and the lock nut of adaptation with it.

6. The portable overhead hoist for wharf operation of claim 1, characterized in that:

and the inner side of the fixing clamp is provided with an anti-skid pad.

7. The portable overhead hoist for wharf operations of any one of claims 1 to 6, wherein:

the bottom of the fixing clamp is respectively provided with a first connecting rod and a second connecting rod, the length of the first connecting rod is larger than that of the second connecting rod, and the fixing clamp is connected with the frame through the first connecting rod and the second connecting rod.

8. The portable overhead hoist for wharf operation of claim 7, characterized in that:

the first connecting rod is connected with the fixing clamp in a welded mode, the second connecting rod is connected with the fixing clamp in a welded mode, the first connecting rod is connected with the frame in a welded mode, and the second connecting rod is connected with the frame in a welded mode.

9. The portable overhead hoist for wharf operations of claim 1, wherein:

the inside of frame is equipped with first bracing piece and second bracing piece respectively, the first end of first bracing piece with the inner wall welded connection of frame, the second end of first bracing piece with the first end welded connection of fixed axle, the first end of second bracing piece with the inner wall welded connection of frame, the second end of second bracing piece with the second end welded connection of fixed axle.

10. The portable overhead hoist for wharf operations of claim 1, wherein:

the couple is the anticreep couple, the anticreep couple includes coupler body, anticreep ware and locking ring, the first end of anticreep ware with the first end of coupler body rotates to be connected, the first end of anticreep ware with still be equipped with the torsional spring between the first end of coupler body, the second end of anticreep ware is in the effect of torsional spring down can with the second end butt of coupler body, the first end of locking ring with the middle part of anticreep ware rotates to be connected, the second end of locking ring can cup joint in the outside of the second end of coupler body.

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