CN212935344U - Movable lifting hook of high-voltage switch cabinet - Google Patents

Abstract

The utility model relates to the technical field of switch cabinet installation, in particular to a movable lifting hook of a high-voltage switch cabinet, the fixed plate is rotatably provided with four rotating shafts which are distributed in a rectangular shape, the top ends of the rotating shafts are fixedly provided with a half gear which is coaxial with the rotating shafts, and every two adjacent half gears are mutually meshed, each half gear is fixedly provided with a movable arm which is arranged in parallel to the fixed plate, the tail end of the outer side of each movable arm is fixedly provided with two correspondingly arranged side plates, a fixed bolt is arranged between the two side plates in a penetrating way, and a nut is installed on the fixed bolt through the thread of the side plate, a first movable buckle is sleeved on the fixed bolt body between the two side plates, one end of a lifting rope is fixedly connected to the first movable buckle, and a second movable buckle is fixedly connected to the other end of the lifting rope. The utility model discloses a set up four digging arms that can adjust and supporting lifting rope, can hoist the cubical switchboard more reliably.

Description

Movable lifting hook of high-voltage switch cabinet

Technical Field

The utility model relates to a cubical switchboard installation technical field especially relates to a portable lifting hook of high tension switchgear.

Background

The switch cabinet is an electrical device, the external line of the switch cabinet firstly enters a main control switch in the cabinet and then enters a branch control switch, and each branch is arranged according to the requirement. Such as meters, automatic controls, magnetic switches of motors, various alternating current contactors, and the like, and also high-voltage chamber and low-voltage chamber switch cabinets, high-voltage buses, such as power plants, and the like, and low-frequency load reducers for protecting main equipment. When a switch cabinet positioned on a high-voltage building is installed, a crane is required to be matched with a lifting hook to hoist the switch cabinet, fixing rings for hoisting are fixedly arranged on the upper surface of a top plate of a general switch cabinet, most of the existing crane lifting hooks are only independent hooks, the fixing rings are required to be connected by matching with ropes, and then hoisting can be carried out; such mode of operation not only needs the time spent to realize fixing the rope, lacks the fixed measure between rope and the lifting hook simultaneously, and at the lifting hook removal in-process, when the cubical switchboard wholly takes place to sway by a wide margin, thereby the rope takes place to drop on the lifting hook easily, very dangerous.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the existing hoisting device in the prior art needs the rope to be matched to hoist the rope, and the rope can fall off from the hook in the hoisting process, thereby providing the movable hook for the high-voltage switch cabinet.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the design is a movable lifting hook of a high-voltage switch cabinet, which comprises a fixed plate, wherein four rotating shafts which are distributed in a rectangular shape are rotatably installed on the fixed plate, a half gear which is coaxial with the rotating shafts is fixedly installed at the top end of each rotating shaft, every two adjacent half gears are meshed with each other, a movable arm which is parallel to the fixed plate is fixedly installed on each half gear, two side plates which are correspondingly arranged are fixedly installed on the tail end of the outer side of each movable arm, a fixing bolt penetrates through the two side plates and is provided with a nut, a first movable buckle is sleeved on a fixing bolt body between the two side plates, one end of a lifting rope is fixedly connected to the first movable buckle, the other end of the lifting rope is fixedly connected to a second movable buckle, and a connecting mechanism is fixedly installed on the upper surface of the fixed plate, and a limiting mechanism is fixedly arranged at the bottom end of any one of every two adjacent rotating shafts.

Preferably, coupling mechanism includes connecting plate, spliced pole, rings, the positive department of fixed plate upper surface has the connecting plate through a plurality of bolt fixed mounting, the positive fixed mounting of department of connecting plate upper surface has the spliced pole, spliced pole top fixed mounting has rings.

Preferably, stop gear includes disc, threaded rod, spacing hole, pivot bottom fixed mounting has the disc of coaxial setting with it, the screw thread runs through on the disc and is provided with a threaded rod, the spacing hole that has a plurality of and threaded rod movement track corresponding is opened to the fixed plate lower surface, the threaded rod passes and inserts in the spacing hole that corresponds behind the disc.

Preferably, the lifting rope is a steel wire rope.

The utility model provides a pair of portable lifting hook of high tension switchgear, beneficial effect lies in: install the lifting rope through four digging arms on, lift by crane the in-process to the cubical switchboard, need not just can lift by crane with the help of extra rope, convenience very all is provided with the activity by the lifting rope both ends simultaneously and detains, installs respectively on the solid fixed ring on digging arm and cubical switchboard, can not have the risk of droing, more safety.

Drawings

Fig. 1 is a schematic view of a hoisting switch cabinet of a mobile hook of a high-voltage switch cabinet provided by the utility model;

fig. 2 is a schematic view of the overall structure of a mobile hook for a high-voltage switch cabinet according to the present invention;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1 at A;

fig. 4 is a partial structural diagram of fig. 2 at B.

In the figure: the fixed plate comprises a fixed plate 1, a rotating shaft 2, a half gear 3, an interaction arm 4, a side plate 5, a fixed bolt 6, a nut 7, a first movable buckle 8, a lifting rope 9, a second movable buckle 10, a switch cabinet 11, a fixed ring 12, a connecting plate 13, a connecting column 14, a lifting ring 15, a disc 16, a threaded rod 17 and a limiting hole 18.

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.

Example 1

Referring to fig. 1-4, a mobile hook for high-voltage switch cabinets comprises a fixed plate 1, four rotating shafts 2 which are distributed in a rectangular shape are rotatably installed on the fixed plate 1, a half gear 3 which is coaxial with the rotating shafts 2 is fixedly installed at the top ends of the rotating shafts 2, and every two adjacent half gears 3 are mutually meshed, a movable arm 4 arranged parallel to the fixed plate 1 is fixedly arranged on each half gear 3, two side plates 5 correspondingly arranged are fixedly arranged at the tail end of the outer side of each movable arm 4, a fixed bolt 6 is arranged between the two side plates 5 in a penetrating way, and a nut 7 is installed in the threaded mode after the fixing bolt 6 penetrates through the side plates 5, a first movable buckle 8 is sleeved on a bolt body of the fixing bolt 6 between the two side plates 5, one end of a lifting rope 9 is fixedly connected to the first movable buckle 8, a second movable buckle 10 is fixedly connected to the other end of the lifting rope 9, and the lifting rope 9 is a steel wire rope. The steel wire rope has high strength, long service life and high safety.

The upper surface of the fixed plate 1 is fixedly provided with a connecting mechanism, the connecting mechanism comprises a connecting plate 13, a connecting column 14 and a hanging ring 15, the connecting plate 13 is fixedly arranged at the center of the upper surface of the fixed plate 1 through a plurality of bolts, the connecting column 14 is fixedly arranged at the center of the upper surface of the connecting plate 13, and the hanging ring 15 is fixedly arranged at the top end of the connecting column 14. And a limiting mechanism is fixedly arranged at the bottom end of any one rotating shaft 2 of every two adjacent rotating shafts 2. After a rope or an iron chain is bound and fixed on the hoisting ring 15, the other end of the rope or the iron chain is fixed on the crane boom.

The utility model discloses when hoist high tension switchgear 11, this 11 top fixed surface of cubical switchboard are equipped with four solid fixed ring 12 that become the rectangle and distribute, at first operating personnel utilizes rope cooperation coupling mechanism to install this device on the hoist davit, operating personnel is according to four solid fixed ring 12's distribution position after that, corresponding rotation pivot 2, it is rotatory to utilize 2 drive half gear 3 of pivot, half gear 3 drives the half gear 3 rotation of meshing with it, thereby make and connect the solid fixed ring 12 that the digging arm 4 takes place relative rotation on these two half gear 3, and then make four digging arm 4 respectively directional corresponding solid fixed ring 12, then utilize stop gear to carry out spacingly to 2, the second activity of taking lifting rope 9 of installing on every digging arm 4 at last is detained 10 and is fixed on corresponding solid fixed ring 12, just can carry out the hoist and mount of cubical switchboard after that.

Example 2

Referring to fig. 4, as another preferred embodiment of the present invention, the difference from embodiment 1 is that the limiting mechanism includes a disc 16, a threaded rod 17, and a limiting hole 18, the bottom end of the rotating shaft 2 is fixedly mounted with the disc 16 coaxially disposed therewith, the threaded rod 17 is disposed on the disc 16 in a threaded manner, the lower surface of the fixing plate 1 is provided with a plurality of limiting holes 18 corresponding to the movement track of the threaded rod 17, and the threaded rod 17 is inserted into the corresponding limiting hole 18 after passing through the disc 16.

The rotation of the disc 16 is limited by the threaded rod 17, so that the rotating shaft 2 is limited, in the process of rotating the rotating shaft 2, the threaded rod 17 is screwed out of the limiting hole 18, and when the threaded rod 17 is adjusted to a proper position, the threaded rod 17 is screwed into the corresponding limiting hole 18.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. The utility model provides a portable lifting hook of high tension switchgear, includes fixed plate (1), its characterized in that, fixed plate (1) rotatable four pivots (2) of installing into the rectangular distribution, the equal fixed mounting in pivot (2) top has a half gear (3) of coaxial setting with it, and every two are adjacent intermeshing between half gear (3), every equal fixed mounting has digging arm (4) that is on a parallel with fixed plate (1) and sets up on half gear (3), every equal fixed mounting has two curb plates (5) that correspond the setting on digging arm (4) outside end, two run through between curb plate (5) and be provided with fixing bolt (6), just fixing bolt (6) are threaded mounting has a nut (7) after passing curb plate (5), two the cover is equipped with first activity and is detained (8) on fixing bolt (6) bolt body between curb plate (5), the first activity is detained the one end of fixedly connected with lifting rope (9) on (8), the other end fixedly connected with second activity of lifting rope (9) is detained (10), fixed plate (1) upper surface is fixed and is installed coupling mechanism, and per two is adjacent arbitrary pivot (2) bottom fixed mounting in pivot (2) has stop gear.

2. The mobile lifting hook for high-voltage switch cabinets as claimed in claim 1, wherein the connecting mechanism comprises a connecting plate (13), a connecting column (14) and a lifting ring (15), the connecting plate (13) is fixedly mounted in the middle of the upper surface of the fixed plate (1) through a plurality of bolts, the connecting column (14) is fixedly mounted in the middle of the upper surface of the connecting plate (13), and the lifting ring (15) is fixedly mounted at the top end of the connecting column (14).

3. The mobile lifting hook for the high-voltage switch cabinet as claimed in claim 1, wherein the limiting mechanism comprises a disc (16), a threaded rod (17) and limiting holes (18), the disc (16) is coaxially arranged at the bottom end of the rotating shaft (2), the threaded rod (17) penetrates through the upper thread of the disc (16), the limiting holes (18) corresponding to the movement track of the threaded rod (17) are formed in the lower surface of the fixing plate (1), and the threaded rod (17) penetrates through the disc (16) and then is inserted into the corresponding limiting holes (18).

4. The mobile lifting hook for high-voltage switch cabinets, as claimed in claim 1, characterized in that the lifting rope (9) is a steel wire rope.

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