CN221191379U - An electric hoist crane with a protective structure - Google Patents

Abstract

The utility model discloses an electric hoist crane with a protective structure, which relates to the technical field of electric hoist cranes and comprises an electric hoist, wherein a sling is wound in the electric hoist, the bottom end of the sling is fixedly connected with a chassis, the upper end of the chassis is fixedly connected with a motor, the output end of the motor is fixedly connected with a turntable, the turntable is rotationally connected with the chassis, the lower side of the turntable is movably connected with a top plate, and both sides of the top plate are provided with sliding holes. By adopting the structure, a worker can drive the limiting frame to be separated from the limiting block on the hook through operating the first fixing component, the extending plate in the top plate is not fixed any more, and the side plate is simply pushed to drive the extending plate to slide in the sliding hole of the top plate, and meanwhile, the guide rod slides in the guide hole, so that the hook is not limited and bound any more, the hook is convenient to take down by subsequent workers, and convenience is provided for hook overhaul and maintenance work.

Description

Electric hoist crane with protective structure

Technical Field

The utility model belongs to the technical field of electric hoist cranes, and particularly relates to an electric hoist crane with a protection structure.

Background

An electric hoist crane belongs to a hoisting machine, and is a machine which performs circulating and intermittent motion. One cycle of operation involves the article removal device lifting the article from the article removal site, then horizontally moving the article to a designated location to lower the article, and then reversing the motion to return the article removal device to its original position for the next cycle. The electric hoist crane is matched with the rotary hanging frame, so that objects can be transported more conveniently.

Chinese patent with publication number CN217296967U discloses a rotatory gallows of electric hoist, including electric hoist, the winding is connected with the hoist cable on the electric hoist, the bottom fixedly connected with chassis of hoist cable, install driving motor on the chassis, driving motor's output swing joint has the carousel, the chassis is connected with the protection frame through the couple, the interior roof fixedly connected with fixed plate of protection frame, the last bolt that runs through of fixed plate, the fixed plate passes through bolted connection gallows, the bottom fixedly connected with taper type piece of gallows, the bottom fixedly connected with stand of taper type piece, the bottom fixedly connected with couple of stand, the inside wall fixedly connected with limiting plate of protection frame, the medial surface of limiting plate is provided with the spacing groove, the spacing groove is located the both sides of stand and couple. The hook carried by the electric hoist crane is skillfully designed to limit the limit frame, so that the object is prevented from slipping off, and the hook is fixed with the upright post, however, when the hook is worn or cracked, the hook is difficult to replace, and the use of the electric hoist crane is positively influenced.

Disclosure of utility model

Aiming at the problems in the background art, the utility model aims to provide the electric hoist crane with the protection structure, so as to solve the problems that the hook carried by the electric hoist crane in the prior art is skillfully designed with a limiting frame to limit, prevent an object from slipping off and fix with a stand column, however, when the hook is worn or cracked, the hook is difficult to replace, and the use of the electric hoist crane is definitely affected.

The technical aim of the utility model is realized by the following technical scheme:

The utility model provides an electric hoist with protective structure, includes electric hoist, winding is connected with hoist cable in the electric hoist, the bottom fixedly connected with chassis of hoist cable, the upper end fixedly connected with motor on chassis, the output fixedly connected with carousel of motor, carousel and chassis swivelling joint, the downside swing joint of carousel has the roof, the slide opening has all been seted up to the both sides of roof, the inside sliding connection of slide opening has the extension board, the one end fixedly connected with curb plate of roof is kept away from to the extension board, one side fixedly connected with bracing piece of curb plate, the equal fixedly connected with of upper end both sides of roof is first fixed subassembly, the lower extreme fixedly connected with gallows of roof, the bottom fixedly connected with stand of gallows, the equal fixedly connected with second fixed subassembly in both sides of stand, the bottom swing joint of stand has the couple.

As the preferred technical scheme, first fixed subassembly includes first fixed block, first fixed block fixed connection is in the upper end both sides of roof, the inside sliding connection of first fixed block has first slide, fixedly connected with first spring between first slide and the first fixed block, the one end fixedly connected with first handle of first slide, first handle and first fixed block sliding connection, the other end fixedly connected with first locating lever of first slide, first locating lever and extension board swing joint.

As the preferable technical scheme, the bottom fixedly connected with link of carousel, the inboard rotation of link is connected with the pedestal, the bottom of pedestal and the upper end fixed connection of roof.

As the preferable technical scheme, the both sides of roof are located the slide hole side and have seted up the guiding hole, and the guiding hole is equipped with two, the inside sliding connection of guiding hole has the guide bar, the one end of guide bar and the one end fixed connection of curb plate.

As the preferable technical scheme, the one end fixedly connected with limit frame of bracing piece, one side fixedly connected with stopper of couple, limit frame and stopper swing joint.

As the preferable technical scheme, the inside fixedly connected with inserted bar of spacing frame, the jack has been seted up to the inside of stopper, the jack is pegged graft mutually with the jack.

As the preferred technical scheme, the second fixed subassembly includes the second fixed block, second fixed block fixed connection is in the both sides of stand, the inside sliding connection of second fixed block has the second slide, fixedly connected with second spring between second slide and the second fixed block, the one end fixedly connected with second handle of second slide, second handle and second fixed block sliding connection, the other end fixedly connected with second locating lever of second slide, one side swing joint of second locating lever and couple.

In summary, the utility model has the following advantages:

According to the utility model, a worker can drive the limiting frame to be separated from the limiting block on the hook through operating the first fixing assembly, so that the hook is not limited any more, the subsequent worker can conveniently take down the hook, and convenience is provided for hook overhaul and maintenance work;

In the second and the third method, when the hook is not limited any more, a worker can operate the second fixing assembly, the hook is not fixed with the upright post any more, the worker only needs to simply pull the hook downwards, one side of the hook slides in the upright post, the hook can be taken down and replaced, a new hook is inserted into the upright post and then is fixed through the second fixing assembly, and the convenience in use of the electric hoist crane is greatly improved.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is an enlarged schematic view of the structure of FIG. 1A according to the present utility model;

FIG. 3 is a schematic view of the connection structure of the side plate and the extension plate of the present utility model;

FIG. 4 is an enlarged schematic view of the structure of FIG. 2B in accordance with the present utility model;

Fig. 5 is a schematic view of the connection structure of the upright post and the hook of the present utility model.

Reference numerals: 1. electric block, 2, sling, 3, chassis, 4, carousel, 5, motor, 6, roof, 7, curb plate, 8, slide hole, 9, extension board, 10, first fixed subassembly, 101, first fixed block, 102, first slide, 103, first spring, 104, first handle, 105, first locating lever, 11, guiding hole, 12, guiding lever, 13, link, 14, pedestal, 15, gallows, 16, stand, 17, couple, 18, second fixed subassembly, 181, second fixed block, 182, second slide, 183, second spring, 184, second handle, 185, second locating lever, 19, stopper, 20, jack, 21, bracing piece, 22, spacing frame, 23, inserted bar.

Detailed Description

Examples

Referring to fig. 1 to 5, an electric hoist crane with a protection structure according to the present embodiment includes an electric hoist 1, a sling 2 is winded and connected in the electric hoist 1, a bottom end fixedly connected with a chassis 3 of the sling 2, an upper end fixedly connected with a motor 5 of the chassis 3, an output end fixedly connected with a turntable 4 of the motor 5, the turntable 4 is rotatably connected with the chassis 3, a top plate 6 is movably connected with a lower side of the turntable 4, slide holes 8 are formed on two sides of the top plate 6, an extension plate 9 is slidably connected in the slide holes 8, one end of the extension plate 9, far away from the top plate 6, is fixedly connected with a side plate 7, one side of the side plate 7 is fixedly connected with a supporting rod 21, two sides of the upper end of the top plate 6 are fixedly connected with a first fixing component 10, a lower end fixedly connected with a hanging bracket 15 of the top plate 6, a bottom end fixedly connected with a stand 16 of the hanging bracket 15, two sides of the stand 16 are fixedly connected with a second fixing component 18, and a hook 17 is movably connected with a bottom end of the stand 16; staff is no longer fixed through operating first fixed subassembly 10, and extension board 9 in roof 6 only needs simple promotion curb plate 7, makes curb plate 7 drive extension board 9 slide in slide hole 8 of roof 6, and guide bar 12 slides in guide hole 11 simultaneously, and curb plate 7 just can drive spacing frame 22 and the stopper 19 separation on the couple 17, makes couple 17 no longer receive spacing constraint, makes things convenient for follow-up staff to take off couple 17, provides convenience for couple 17 maintenance work.

Referring to fig. 4, the first fixing assembly 10 includes a first fixing block 101, the first fixing block 101 is fixedly connected to two sides of the upper end of the top plate 6, a first sliding plate 102 is slidably connected inside the first fixing block 101, a first spring 103 is fixedly connected between the first sliding plate 102 and the first fixing block 101, one end of the first sliding plate 102 is fixedly connected with a first handle 104, the first handle 104 is slidably connected with the first fixing block 101, the other end of the first sliding plate 102 is fixedly connected with a first positioning rod 105, and the first positioning rod 105 is movably connected with the extension plate 9; through setting up first fixed subassembly 10, it is to be noted that set up two through-holes on extension board 9, the staff pulls first handle 104, makes first handle 104 drive first slide 102 and removes, and first slide 102 drives first locating lever 105 and remove, makes first locating lever 105 leave a through-hole on extension board 9, can make curb plate 7 slide, and first locating lever 105 inserts another through-hole on the extension board 9, can make curb plate 7 fixed.

Referring to fig. 1, a connecting frame 13 is fixedly connected to the bottom end of a turntable 4, a shaft bracket 14 is rotatably connected to the inner side of the connecting frame 13, and the bottom end of the shaft bracket 14 is fixedly connected to the upper end of a top plate 6; by arranging the connecting frame 13 and the shaft frame 14, the hook 17 can swing, so that the transported objects can be conveniently hung.

Referring to fig. 1, two sides of the top plate 6 are provided with guide holes 11 beside the slide holes 8, the guide holes 11 are provided with two, a guide rod 12 is slidably connected in the guide holes 11, and one end of the guide rod 12 is fixedly connected with one end of the side plate 7; when the extension plate 9 arranged on one side of the side plate 7 slides in the slide hole 8 of the top plate 6, the guide rod 12 slides in the guide hole 11, so that the side plate 7 slides more stably and smoothly, and the side plate 7 and the top plate 6 are connected more firmly.

Referring to fig. 2 and 5, one end of a supporting rod 21 is fixedly connected with a limit frame 22, one side of a hook 17 is fixedly connected with a limit block 19, the limit frame 22 is movably connected with the limit block 19, the inner side of the limit frame 22 is fixedly connected with an inserting rod 23, the inside of the limit block 19 is provided with an inserting hole 20, and the inserting hole 20 is spliced with the inserting hole 20; the limiting frame 22 is abutted against the limiting block 19, the hook 17 is limited, the material is prevented from contacting the hanging frame 15, the inserting rod 23 is arranged to be inserted into the inserting hole 20, the limiting frame 22 is tightly and firmly connected with the limiting block 19, and the stability of the connecting structure is guaranteed.

Referring to fig. 5, the second fixing assembly 18 includes a second fixing block 181, the second fixing block 181 is fixedly connected to two sides of the upright 16, a second sliding plate 182 is slidably connected to the second fixing block 181, a second spring 183 is fixedly connected between the second sliding plate 182 and the second fixing block 181, one end of the second sliding plate 182 is fixedly connected to a second handle 184, the second handle 184 is slidably connected to the second fixing block 181, the other end of the second sliding plate 182 is fixedly connected to a second positioning rod 185, and the second positioning rod 185 is movably connected to one side of the hook 17. Through setting up second fixed subassembly 18, what needs to be said is that the through-hole has also been seted up to one side of couple 17, and when dismantling couple 17, the staff pulls second handle 184, makes second handle 184 drive second slide 182 and removes, and second slide 182 drives second locating lever 185 and removes the through-hole on couple 17, alright take off the change with couple 17, also conveniently reinstallate couple 17.

The use principle and the advantages are that: through a roof 6, two curb plates 7 can protect gallows 15, avoid receiving the striking damage and reduce hoist fortune thing structural stability, limit frame 22 on the bracing piece 21 and the stopper 19 contact on couple 17, can stabilize the position of couple 17, simultaneously prevent material upward swing striking, when need change couple 17, staff pulls first handle 104, make first handle 104 drive first slide 102 remove, first slide 102 drives first locating lever 105 and removes, make first locating lever 105 leave a through-hole on extension board 9, extension board 9 in roof 6 is no longer fixed, only need simple promotion curb plate 7, make curb plate 7 drive extension board 9 slide in slide hole 8 of roof 6, simultaneously guide bar 12 slide in guide hole 11, then with the fixed stop block 19 separation of first locating lever 105 on extension board 9, make couple 17 no longer receive spacing, then staff pulls second handle 184, make second handle 184 drive second handle 184 remove 182, second handle 182 need remove the second handle 182 again, it can be fixed to the second stand 17 through-hole 16 to take down the second position the couple 17, the convenience is fixed to the second stand 17 through the second handle 182, can be fixed to the second stand 17 when need be removed, and the second stand 17 is removed, can be fixed to the high-speed, the convenience is changed in the stand 17.

Claims (7)

The top end of the lifting paddle shifters is fixedly provided with a lifting paddle wheel, and the bottom end of the lifting paddle wheel is fixedly provided with a lifting paddle wheel, and the bottom end of the lifting paddle wheel is fixedly provided with a lifting paddle wheel. 2. An electric hoist crane with a protective structure according to claim 1, characterized in that: the first fixed assembly includes a first fixed block, the first fixed block is fixedly connected to both sides of the upper end of the top plate, the first fixed block is slidably connected to the inside of the first fixed block with a first slide, a first spring is fixedly connected between the first slide and the first fixed block, one end of the first slide is fixedly connected to a first handle, the first handle is slidably connected to the first fixed block, the other end of the first slide is fixedly connected to a first positioning rod, and the first positioning rod is movably connected to the extension plate. 3. An electric hoist crane with a protective structure according to claim 1, characterized in that: the bottom end of the turntable is fixedly connected to a connecting frame, the inner side of the connecting frame is rotatably connected to an axle frame, and the bottom end of the axle frame is fixedly connected to the upper end of the top plate. 4. An electric hoist crane with a protective structure according to claim 1, characterized in that: guide holes are opened on both sides of the top plate next to the sliding hole, and there are two guide holes, a guide rod is slidably connected to the inside of the guide hole, and one end of the guide rod is fixedly connected to one end of the side plate. 5. An electric hoist crane with a protective structure according to claim 1, characterized in that one end of the support rod is fixedly connected to a limit frame, one side of the hook is fixedly connected to a limit block, and the limit frame is movably connected to the limit block. 6. An electric hoist crane with a protective structure according to claim 5, characterized in that: a plug rod is fixedly connected to the inner side of the limit frame, and a plug hole is opened inside the limit block, and the plug holes are plugged into each other. 7. An electric hoist crane with a protective structure according to claim 1, characterized in that: the second fixing assembly includes a second fixing block, the second fixing block is fixedly connected to both sides of the column, the second fixing block is slidably connected to the inside of the second fixing block, a second spring is fixedly connected between the second sliding plate and the second fixing block, one end of the second sliding plate is fixedly connected to a second handle, the second handle is slidably connected to the second fixing block, the other end of the second sliding plate is fixedly connected to a second positioning rod, and the second positioning rod is movably connected to one side of the hook.