CN211712488U

CN211712488U - Heavy hoisting structure for sling cart

Info

Publication number: CN211712488U
Application number: CN202020197695.8U
Authority: CN
Inventors: 徐心武; 麦伟强; 招伯铭
Original assignee: Foshan Transportation Co ltd
Current assignee: Foshan Transportation Co ltd
Priority date: 2020-02-23
Filing date: 2020-02-23
Publication date: 2020-10-20
Anticipated expiration: 2030-02-23

Abstract

The utility model belongs to the technical field of the lifting device technique and specifically relates to a heavy hoisting structure for sling cart is related to, it includes davit and hoist, and the hoist setting is in the one end of davit, the hoist includes hanger plate and two lifting hooks, and lifting hook slidable ground sets up in the below of hanger plate, and heavy hoisting structure is still including the horizontal adjusting device who is used for adjusting the relative position between two lifting hooks to and be used for the high adjusting device of the height of every lifting hook of independent control. An object of the utility model is to provide a heavy hoisting structure for sling cart, it has the advantage that can improve hoist and mount stability under the condition of hoist and mount irregular object.

Description

Heavy hoisting structure for sling cart

Technical Field

The utility model belongs to the technical field of lifting device technique and specifically relates to a heavy hoisting structure for sling cart is related to.

Background

The sling cart belongs to one of engineering trucks, is a mechanical device which can move in a multi-cycle and repeated intermittent manner and integrates a hoisting function and a transportation function, and is often used in wharf ports, factory workshops and construction site greening planting sites and other various working environments.

The operation of the sling cart is characterized by circular motion, namely corresponding mechanisms for taking materials, transporting, unloading and the like in one working cycle work alternately. Because the sling needs to take materials, move, unload and other steps in the hoisting process, the hoisting structure of the sling has an important effect on the clamping stability of the hoisted object. When the lifting hook is lifted on site, the lifted object with irregular appearance and large volume often exists, a plurality of lifting hooks are needed to be adopted to lift the lifted object, and therefore the relative positions and the heights of the plurality of lifting hooks on the lifting structure need to be adjusted to better hook the lifting hooks at the proper positions of the lifted object. However, in the conventional hoisting structure, a pair of hooks is fixed to a beam, and the two hooks are arranged in parallel in the horizontal direction. The relative positions of the two lifting hooks are fixed, the falling heights of the two lifting hooks can be adjusted by winding and unwinding the steel wire rope, but the height of one lifting hook cannot be adjusted independently, so that the lifting hook is difficult to hook on a proper lifting point of a lifted object, the gravity center of the lifted object is difficult to balance even if the lifting hook is hooked on the lifted object, the lifted object cannot be stably lifted, and the lifted object is easy to slide off even in the transportation process.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a heavy hoisting structure for sling cart, it has the advantage that can improve hoist and mount stability under the condition of hoist and mount irregular object.

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

the utility model provides a heavy hoisting structure for sling cart, includes davit and hoist, and the hoist setting is in the one end of davit, the hoist includes hanger plate and two lifting hooks, and lifting hook slidable ground sets up in the below of hanger plate, and heavy hoisting structure still includes the horizontal adjusting device who is used for adjusting the relative position between two lifting hooks to and be used for the high adjusting device of the height of adjusting every lifting hook alone.

By adopting the technical scheme, under the condition of hoisting irregular objects, the lifting hooks arranged on the lifting plate can slide on the lifting plate to adjust the space, so that the lifting hooks can be better placed on a proper lifting point of the hoisted objects in the horizontal direction; the height of every lifting hook can be adjusted alone, can place the lifting hook on the suitable hoisting point of the object of being hung better in vertical direction to make the focus of the balanced object of hoist and mount in-process, increase the stability of hoist and mount process.

Preferably, the horizontal adjusting device comprises a sliding chute and two sliding seats, the sliding chute is arranged on the bottom surface of the hanging plate, two ends of the sliding chute are both provided with openings, and the sliding chute is arranged along the length direction of the hanging plate; the two sliding seats are respectively arranged at two ends of the sliding chute, the length direction of the sliding chute is the same as that of the hanging plate, the sliding seats are arranged at the top of the lifting hook, and the sliding seats are arranged in the sliding chute in a sliding manner; the level adjustment device is provided with a positioning assembly for fixing the slide to the hanger plate.

Through adopting above-mentioned technical scheme, set up the spout on the hanger plate, slide on the spout and connect the slide, make slide and spout cooperation sliding connection on the hanger plate, realize the ascending position control of lifting hook horizontal direction.

Preferably, the spout includes square groove, the slide includes square piece, and square piece sliding connection is in square inslot, and the cell wall of square groove is inconsistent with the lateral wall of square piece.

Through adopting above-mentioned technical scheme, square piece slides with square groove and is connected, and the cell wall of square groove is inconsistent with the lateral wall of square piece, realizes that the regulation between slide and the spout can be more stable.

Preferably, the locating component comprises a threaded hole and a bolt, the threaded hole and the bolt are arranged in two opposite side walls of the square block, the two opposite side walls of the square groove penetrate through the side walls of the hanging plate and are provided with a plurality of locating holes, the locating holes on the same side face are averagely divided into two groups of locating hole groups, the two groups of locating hole groups are symmetrically distributed along the central line of the side face of the hanging plate, each group of locating hole groups comprises at least two locating holes, the locating holes are arranged in parallel along the length direction of the hanging plate and are connected with the side walls of the hanging plate in a threaded mode, and.

Through adopting above-mentioned technical scheme, the bolt passes behind the locating hole and threaded connection with the screw hole, realizes fixing slide and hanger plate.

Preferably, the sliding groove further comprises a dovetail groove, the dovetail groove is communicated with the square groove, and the bottom of the dovetail groove and the top of the square groove are located on the same horizontal plane; the slide still including the forked tail piece, the protruding top of locating square piece of forked tail piece, the forked tail piece slides and connects in the dovetail, and the lateral wall of forked tail piece is inconsistent with the cell wall of dovetail.

By adopting the technical scheme, the dovetail groove and the dovetail block are respectively arranged at the top of the square groove and the top of the square block, so that the sliding seat and the hanging plate can be further fixed; and when the position of the sliding seat is adjusted, the sliding seat can be prevented from being separated from the sliding groove of the hanging plate after the bolt is taken out.

Preferably, height adjusting device includes two cylinders, and the cylinder is vertical setting, and the top fixed mounting of two cylinders is in the bottom of slide, and the piston rod of two cylinders is vertical downwards, and the bottom of the piston rod of cylinder is fixed and is provided with the connecting plate, and the top fixed connection of connecting plate and lifting hook, cylinder drive lifting hook reciprocate.

Through adopting above-mentioned technical scheme, set up a cylinder on every lifting hook, the cylinder can drive the lifting hook that corresponds and reciprocate to adjust the height of lifting hook alone in vertical direction.

Preferably, the sling cart is fixed with a fixed seat, one end of the suspension arm far away from the sling is hinged with the fixed seat, and a driving component for driving the suspension arm to swing up and down around a hinged point is arranged between the fixed seat and the suspension arm.

Through adopting above-mentioned technical scheme, the one end of davit is articulated with the fixing base to make the davit can the luffing motion, set up drive assembly between fixing base and the davit, can drive the davit luffing motion, the swing angle of control davit, and then can adjust the holistic height of lifting hook.

Preferably, the drive assembly comprises two hydraulic cylinders arranged on the fixing seat and a connecting rod arranged on the side wall of the suspension arm, piston rods of the two hydraulic cylinders are arranged in parallel, the two hydraulic cylinders are fixed on the fixing seat in an inclined mode, the piston rods of the two hydraulic cylinders can move in a telescopic mode towards the inclined direction of the fixing seat, the end portions of the piston rods of the hydraulic cylinders are connected with the two sides of the suspension arm, the connecting rod is perpendicular to the length direction of the suspension arm and penetrates through the suspension arm, and the two ends of the connecting rod are fixedly connected with the end portions of the piston rods of the.

Through adopting above-mentioned technical scheme, adopt two pneumatic cylinder drive davits swing, it is more firm powerful.

To sum up, the utility model discloses a following at least one useful technological effect:

under the condition of hoisting irregular objects, the lifting hooks arranged on the hanging plate can slide on the hanging plate to adjust the space, so that the lifting hooks can be better placed on a proper hoisting point of the hoisted objects in the horizontal direction; the height of every lifting hook can be adjusted alone, can place the lifting hook on the suitable hoisting point of the object of being hung better in vertical direction to make the focus of the balanced object of hoist and mount in-process, increase the stability of hoist and mount process.

Drawings

Figure 1 is a schematic view of a heavy hoisting structure of a sling cart;

figure 2 is a schematic view of the assembly of the hanger plate with the carriage.

In the figure, 1a, the sling cart; 1. a suspension arm; 2. a spreader; 3. a fixed seat; 4. a rope winder; 5. a wire rope; 6. a hanger plate; 7. a hook; 11. a hydraulic cylinder; 12. a connecting rod; 21. a chute; 211. a dovetail groove; 212. a square groove; 22. a slide base; 220. a dovetail block; 221. a square block; 31. positioning holes; 32. a threaded hole; 33. a bolt; 41. a cylinder; 42. a connecting plate.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, for the utility model discloses a heavy hoisting structure for sling, hoisting structure fixed mounting is on sling 1a, and heavy hoisting structure includes davit 1 and hoist 2. Davit 1 is a stock, and fixed mounting has fixing base 3 on sling cart 1a, and the one end of davit 1 is articulated with fixing base 3, is provided with between fixing base 3 and the davit 1 to be used for driving davit 1 round pin joint luffing motion drive assembly, and drive assembly is including setting up two pneumatic cylinders 11 on fixing base 3 and setting up the connecting rod 12 at the lateral wall of davit 1. Specifically, the piston rods of the two hydraulic cylinders 11 are arranged in parallel, the two hydraulic cylinders 11 are obliquely fixed on the fixing base 3, and the piston rods of the two hydraulic cylinders 11 can move in a telescopic mode towards the upward direction of the inclination relative to the fixing base 3. The end parts of the piston rods of the hydraulic cylinders 11 are connected with the two sides of the suspension arm 1, the connecting rod 12 is fixedly arranged in the suspension arm 1 in a penetrating way in a direction perpendicular to the length direction of the suspension arm 1, and the two ends of the connecting rod 12 extend out of the suspension arm 1 and are respectively and fixedly connected with the end parts of the piston rods of the two hydraulic cylinders 11. When the piston rods of the two hydraulic cylinders 11 do telescopic motion, the hydraulic cylinders 11 drive the boom 1 to swing around the fixed seat 3.

One end of the suspension arm 1, which is far away from the fixed seat 3, is provided with a rope coiling device 4, a steel wire rope 5 is wound on the rope coiling device 4, the steel wire rope 5 is four, the lifting appliance 2 comprises a lifting plate 6 and two lifting hooks 7, the lifting plate 6 is in a cuboid shape, and the lifting plate 6 is horizontally arranged. One end of each steel wire rope 5 is fixed with the rope coiling device 4, the other end of each steel wire rope 5 is fixedly connected with the upper part of the hanging plate 6, the connection points of the four steel wire ropes 5 and the hanging plate 6 are symmetrically distributed on the hanging plate 6 about the central point of the hanging plate 6, and the connection points of the four steel wire ropes 5 and the hanging plate 6 are distributed on the hanging plate 6 in a rectangular array.

As shown in fig. 2, the heavy hoisting structure comprises a horizontal adjusting device for adjusting the relative position between the two hooks 7, and the horizontal adjusting device comprises a sliding groove 21 opened on the bottom surface of the hanging plate 6 and two sliding seats 22. Both ends of the sliding groove 21 are open. The lengthwise direction of the slide groove 21 is the same as the lengthwise direction of the hanger plate 6. The notches of the slide grooves 21 face in a vertically downward direction. A slide 22 is provided on top of the hook 7. Specifically, the slide groove 21 includes a dovetail groove 211 and a square groove 212 that are communicated with each other, and a bottom of the dovetail groove 211 and a top of the square groove 212 are located on the same horizontal plane. The slide carriage 22 comprises a square block 221 and a dovetail block 220, and the bottom of the dovetail block 220 is fixedly connected with the top of the square block 221. The square block 221 is slidably connected in the square groove 212, the dovetail block 220 is slidably connected in the dovetail groove 211, and the side wall of the dovetail block 220 is in contact with the groove wall of the dovetail groove 211. The leveling device is provided with a positioning assembly for securing the carriage 22 to the hanger plate 6. The positioning assembly includes a bolt 33 and threaded holes 32 formed in two opposite side surfaces of the square block 221, and a plurality of positioning holes 31 are formed in the sidewall of the square groove 212 penetrating through the sidewall of the hanger plate 6. The positioning holes 31 on the same side are equally divided into two groups of positioning holes 31, the two groups of positioning holes 31 are symmetrically distributed along the center line of the side of the hanging plate 6, each group of positioning holes comprises at least two positioning holes 31, the positioning holes 31 are arranged on the side wall of the hanging plate in parallel along the length direction of the hanging plate, when the positioning holes 31 and the threaded holes 32 are aligned with each other, the bolts 33 penetrate through the positioning holes 31 and then are in threaded connection with the threaded holes 32, and the sliding seat 22 and the hanging plate 6 are fixed.

As shown in fig. 2, the heavy hoisting structure comprises a height adjusting device for individually adjusting the falling height of each hook 7, the height adjusting device comprises two air cylinders 41, and the air cylinders 41 are vertically arranged. The top fixed mounting of two cylinders 41 is in the bottom of slide 22, and the equal vertical downward of piston rod of two cylinders 41, the fixed connecting plate 42 that is provided with in bottom of the piston rod of cylinder 41, and connecting plate 42 deviates from one side of the piston rod of cylinder 41 and the top fixed connection of lifting hook 7, and cylinder 41 drive lifting hook 7 reciprocates to can adjust the height of every lifting hook 7 alone, place lifting hook 7 with the different high cutting planes of adaptation quilt thing.

The implementation principle of the embodiment is as follows: as shown in fig. 1, when an irregular object is hoisted, the boom 1 is driven to swing through two hydraulic cylinders 11, and the lifting appliance 2 is connected with the boom 1 through a steel wire rope 5, so that the lifting appliance 2 can be controlled to move up and down integrally; a sliding seat 22 and a sliding groove 21 are arranged between the hanging plate 6 and the two lifting hooks 7, the sliding seat 22 slides to a required position, and then a bolt 33 penetrates through a positioning hole 31 and is in threaded connection with a threaded hole 32 of the sliding seat 22, so that the lifting hooks 7 can be adjusted in the horizontal direction. The air cylinder 41 is correspondingly arranged between each sliding seat 22 and each lifting hook 7, the lifting hook 7 is driven to move up and down through the air cylinder 41, and therefore the height of each lifting hook 7 is independently adjusted in the vertical direction, the lifting hook 7 can be placed on a proper lifting point of a lifted object, the center of gravity is balanced, and the stability of the lifting process is improved.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a heavy hoisting structure for sling cart, includes davit (1) and hoist (2), and hoist (2) set up the one end at davit (1), its characterized in that: the lifting appliance (2) comprises a lifting plate (6) and two lifting hooks (7), wherein the lifting hooks (7) are slidably arranged below the lifting plate (6), and the heavy-duty lifting structure further comprises a horizontal adjusting device used for adjusting the relative position between the two lifting hooks (7) and a height adjusting device used for independently adjusting the height of each lifting hook (7).

2. A heavy hoisting structure for a sling cart according to claim 1, characterised in that: horizontal adjusting device is including seting up spout (21) and two slide (22) in hanger plate (6) bottom surface, and the both ends of spout (21) all are the opening setting, and the length direction of spout (21) is the same with the length direction of hanger plate (6), and the top of lifting hook (7) is located in slide (22), and slide (22) slide and set up in spout (21), horizontal adjusting device is provided with the locating component who is used for making slide (22) be fixed in hanger plate (6).

3. A heavy hoisting structure for a sling cart according to claim 2, characterised in that: the sliding groove (21) comprises a square groove (212), the sliding seat (22) comprises a square block (221), the square block (221) is connected in the square groove (212) in a sliding mode, and the groove wall of the square groove (212) is inconsistent with the side wall of the square block (221).

4. A heavy hoisting structure for a sling cart according to claim 3, wherein: the positioning assembly comprises threaded holes (32) and bolts (33) which are arranged on two opposite side walls of a square block (221), two opposite groove walls of the square groove (212) penetrate through the side wall of the hanging plate (6) and are provided with a plurality of positioning holes (31), the plurality of positioning holes (31) on the same side face are evenly divided into two groups of positioning holes (31), the two groups of positioning holes (31) are symmetrically distributed along the central line of the side face of the hanging plate (6), each group of positioning holes (31) comprises at least two positioning holes (31), the plurality of positioning holes (31) are arranged on the side wall of the hanging plate (6) in parallel along the length direction of the hanging plate (6), the side face, opposite to the positioning holes (31), of the square block (221) is provided with the threaded holes (32), and the bolts (33) are in threaded connection with the threaded holes (32) after.

5. A heavy hoisting structure for a sling cart according to claim 4, wherein: the sliding groove (21) further comprises a dovetail groove (211), the dovetail groove (211) is communicated with the square groove (212), and the bottom of the dovetail groove (211) and the top of the square groove (212) are located on the same horizontal plane; the sliding base (22) further comprises a dovetail block (220), the dovetail block (220) is convexly arranged at the top of the square block (221), the dovetail block (220) is connected in the dovetail groove (211) in a sliding mode, and the side wall of the dovetail block (220) is abutted to the groove wall of the dovetail groove (211).

6. A heavy hoisting structure for a sling cart according to claim 2, characterised in that: height adjusting device includes two cylinders (41), and cylinder (41) are vertical setting, and the top fixed mounting of two cylinders (41) is in the bottom of slide (22), and the piston rod of two cylinders (41) is all vertical downwards, and the bottom of the piston rod of cylinder (41) is fixed and is provided with connecting plate (42), and top fixed connection of connecting plate (42) and lifting hook (7), cylinder (41) drive lifting hook (7) reciprocate.

7. A heavy hoisting structure for a sling cart according to claim 1, characterised in that: the sling cart (1a) is fixed with a fixing seat (3), one end, far away from the sling (2), of the suspension arm (1) is hinged to the fixing seat (3), and a driving assembly used for driving the suspension arm (1) to swing up and down around the fixing seat (3) is arranged between the fixing seat (3) and the suspension arm (1).

8. A heavy hoisting structure for a sling cart according to claim 7, wherein: the drive assembly is including setting up two pneumatic cylinders (11) on fixing base (3) and connecting rod (12) of setting at the lateral wall of davit (1), the piston rod parallel arrangement of two pneumatic cylinders (11), and two pneumatic cylinders (11) all incline to fix on fixing base (3), the piston rod homoenergetic of two pneumatic cylinders (11) can be for fixing base (3) orientation incline ascending direction do concertina movement, the tailpiece of the piston rod portion of pneumatic cylinder (11) is connected with the both sides of davit (1), the length direction of connecting rod (12) perpendicular to davit (1) wears to locate in davit (1), the both ends of connecting rod (12) respectively with the tailpiece of the piston rod portion fixed connection of two pneumatic cylinders (11).