阅读说明：本技术 一种双梁起重机用起重机构 (Hoisting mechanism for double-beam crane ) 是由 梁大伟 于 2021-07-29 设计创作，主要内容包括：本发明公开了一种双梁起重机用起重机构,属于双梁起重机领域,解决了吊钩内部未设置较好的限定夹紧机构,便导致器物在移动时,会发生晃动,故运输过程中,具有一定的危险性,运输效果不佳的问题,转动丝杆在转动时,带动相对应的内置滑块进行靠拢移动,在移动过程中,打开液压千斤顶的开关,液压千斤顶便带动内置夹紧件进行转动,两个相对应的内置夹紧件在靠拢过程中,卡合件从卡合槽内部穿过,形成三角状,使外部器物的起吊区域位于三角区域内,卡合件与内置夹紧件相配合,能够较好的对外部器物进行限定夹紧,使器物尽量不会发生晃动,能够使器物在运输过程中,更加稳定。(The invention discloses a hoisting mechanism for a double-beam crane, which belongs to the field of double-beam cranes and solves the problems that a good limited clamping mechanism is not arranged in a lifting hook, so that a vessel can shake when moving, and therefore, the transportation process has certain danger and poor transportation effect, a rotating screw rod drives a corresponding built-in slide block to move close when rotating, a switch of a hydraulic jack is turned on in the moving process, the hydraulic jack drives the built-in clamping piece to rotate, clamping pieces penetrate through clamping grooves to form a triangular shape in the closing process of two corresponding built-in clamping pieces, a hoisting area of an external vessel is positioned in a triangular area, the clamping pieces are matched with the built-in clamping pieces, the external vessel can be well limited and clamped, the vessel cannot shake as much as possible, and the vessel can be transported, and is more stable.)

1. A hoisting mechanism for a double-beam crane comprises a frame body (1) and is characterized in that two sides of the upper end of the frame body (1) are respectively provided with a rope locking piece (2), and the lower end of the frame body (1) is welded with a lower concave plate (3);

a working motor (4) is arranged at one side of the lower concave plate (3), a clamping assembly is arranged at the lower end of the lower concave plate (3), and the clamping assembly can clamp and lift a processed object.

2. The hoisting mechanism for the double-beam crane is characterized in that the clamping assembly comprises two groups of connecting locking parts (5), the two groups of connecting locking parts (5) are arranged, the two corresponding groups of connecting locking parts (5) are positioned on two sides of the lower end of the lower concave plate (3), a built-in sliding groove (31) is formed in the lower concave plate (3), a rotating screw rod (41) is fixedly installed at the output end of the working motor (4), a built-in sliding block (51) is connected between the connecting locking parts (5) and the built-in sliding groove (31), and the built-in sliding block (51) is in threaded connection with the rotating screw rod (41).

3. The hoisting mechanism for the double-beam crane is characterized in that the lower end of the connecting locking member (5) is rotatably connected with an internal clamping member (53), a clamping groove (54) is formed in the internal clamping member (53) on one side, a clamping member (55) matched with the clamping groove (54) is rotatably connected with the lower end of the internal clamping member (53) on the other side, a rear fixing plate (52) is fixed on one side of the connecting locking member (5), a hydraulic jack (56) is rotatably connected between the rear fixing plate (52) and the internal clamping member (53), and the output end of the hydraulic jack (56) is fixedly connected with one side of the internal clamping member (53).

4. The hoisting mechanism for the double-beam crane according to claim 3, wherein the rear fixing plate (52) and the internal clamping member (53) are externally provided with blocks for mounting the hydraulic jack (56), and the hydraulic jack (56) and the blocks are rotatably connected with a connecting rotating shaft.

5. A hoisting mechanism for a double beam crane according to claim 4, characterized in that the hydraulic jacks (56) are charged by external hydraulic means and controlled by external switches.

6. The hoisting mechanism for a double-beam crane according to claim 1, a rope groove (21) is arranged in the rope locking piece (2), two sides of the upper end of the rope locking piece (2) are respectively provided with a side movable groove (22), a through central groove (23) is arranged in the middle of the upper end of the rope locking piece (2), a side movable plate (25) is movably connected in the side movable groove (22), a side locking member (28) is fixedly arranged at the lower end of the side movable plate (25), an upper panel (24) is fixedly arranged between the two corresponding side movable plates (25), a rotating motor (26) is fixedly arranged at the middle position of the upper end of the upper panel (24), a rotary threaded rod (27) is fixedly arranged at the output end of the rotary motor (26), and the rotary threaded rod (27) is in threaded connection with the through central groove (23).

7. The hoisting mechanism for a double-beam crane according to claim 6, wherein the rotating motor (26) is electrically connected to an external power source and an external switch.

8. The hoisting mechanism for the double-beam crane is characterized in that the edge locking member (28) is internally provided with a semicircular groove, and the edge locking member (28) penetrates through the edge movable groove (22).

Technical Field

The invention belongs to the field of double-beam cranes, and particularly relates to a hoisting mechanism for a double-beam crane.

Background

The double-beam crane generally refers to a double-beam bridge crane, the double-beam crane generally consists of three major parts of mechanical, electrical and metal structures, the bridge crane is externally shaped like a single-span flat bridge with two ends supported on two parallel overhead rails to move in a translation mode, and the double-beam crane is widely applied to indoor and outdoor industrial and mining enterprises, steel chemical industry, railway transportation, ports, wharfs, logistics turnover and other departments and places.

When a hoisting mechanism in an existing crane is used, a large-sized lifting hook is generally adopted as the hoisting mechanism, but when the lifting hook lifts a vessel, a good limiting and clamping mechanism is not arranged in the lifting hook, so that the vessel can shake when moving, and therefore, the hoisting mechanism has certain danger in the transportation process and is poor in transportation effect.

Disclosure of Invention

In order to solve the problems existing in the scheme, the invention provides a hoisting mechanism for a double-beam crane.

The purpose of the invention can be realized by the following technical scheme: a hoisting mechanism for a double-beam crane comprises a frame body, wherein rope locking pieces are arranged on two sides of the upper end of the frame body, and a lower concave plate is welded at the lower end of the frame body;

a working motor is arranged at one side of the lower concave plate, a clamping assembly is arranged at the lower end of the lower concave plate, and the clamping assembly can clamp and lift a machined object.

Preferably, clamping unit connects the retaining member including connecting the retaining member, and it is provided with two sets ofly to connect the retaining member, and two sets of corresponding connection retaining members are located lower concave plate lower extreme both sides, put the concave plate inside down and seted up built-in spout, and work motor output fixed mounting has the rotation lead screw, and sliding connection has built-in slider between connection retaining member and the built-in spout, and built-in slider is connected with the screw thread formula between the rotation lead screw.

Preferably, the lower end of the connecting locking piece is rotatably connected with a built-in clamping piece, a clamping groove is formed in the built-in clamping piece on one side, a clamping piece matched with the clamping groove is rotatably connected with the lower end of the built-in clamping piece on the other side, a rear fixing plate is fixed on one side of the connecting locking piece, a hydraulic jack is rotatably connected between the rear fixing plate and the built-in clamping piece, and the output end of the hydraulic jack is fixedly connected with one side of the built-in clamping piece.

Preferably, the rear fixing plate and the external part of the built-in clamping piece are respectively provided with a block body for the hydraulic jack to mount, and a connecting rotating shaft is rotatably connected between the hydraulic jack and the block body.

Preferably, the hydraulic jack is charged by an external hydraulic device and is controlled by an external switch.

Preferably, the inside rope groove of having seted up of locking rope spare, the limit is put the movable groove all to lock rope spare upper end both sides, locking rope spare upper end intermediate position department has seted up and has run through the central groove, the limit is put the inside swing joint of movable groove and is put the fly leaf, the limit is put fly leaf lower extreme fixed mounting and is put the retaining member, two corresponding fixed mounting has the overhead panel between the fly leaf is put to the limit, overhead panel upper end intermediate position department fixed mounting has the rotation motor, rotation motor output fixed mounting has the rotation threaded rod, and rotates the threaded rod and run through threaded connection between the central groove.

Preferably, the rotary motor is electrically connected to an external power source and an external switch.

Preferably, the side locking part is arranged inside and provided with a semicircular groove, and the side locking part penetrates through the side movable groove.

Compared with the prior art, the invention has the beneficial effects that: the working motor drives the rotary screw rod to rotate by opening a circuit switch of the working motor, the rotary screw rod is in threaded connection with the built-in slide block, so that the rotary screw rod drives the corresponding built-in slide block to move close together when rotating, the switch of the hydraulic jack is opened in the moving process, the hydraulic jack drives the built-in clamping piece to rotate, the clamping pieces penetrate through the clamping grooves in the closing process of the two corresponding built-in clamping pieces to form a triangular shape, the lifting area of an external device is located in the triangular area, the clamping pieces are matched with the built-in clamping pieces, the external device can be well limited and clamped, the device cannot shake as much as possible, and the device can be more stable in the transportation process;

penetrate the rope inslot with outside rope, open the circuit switch who rotates the motor again, the rotation motor just drives the rotation threaded rod and rotates, the threaded rod with run through threaded connection between the central slot, so the rotation threaded rod is when rotating, can drive overhead panel and remove to locking rope spare one side, at the removal in-process, the limit retaining member just can remove to rope inslot portion, thereby the limit is put the inside half slot of retaining member and is pressed from both sides tight fixed to outside rope, can avoid outside rope to take place to rock, when guaranteeing to lift by crane the device, make the device more stable, alleviate the range of rocking.

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 the drawings without creative efforts.

FIG. 1 is a perspective view of the present invention;

FIG. 2 is an opened view of the internal structure of the lower end of the lower concave plate according to the present invention;

fig. 3 is an exploded view of the internal structure of the lock cord of the present invention.

In the figure: 1. a frame body; 2. a rope locking member; 21. a rope groove; 22. a movable groove is arranged at the side; 23. the central groove is penetrated; 24. a panel is arranged; 25. a movable plate is arranged at the side; 26. a rotation motor; 27. rotating the threaded rod; 28. a locking piece is arranged at the side; 3. a concave plate is arranged below; 31. a chute is arranged inside; 4. a working motor; 41. rotating the screw rod; 5. connecting a locking piece; 51. a sliding block is arranged inside; 52. a rear fixing plate; 53. a clamping piece is arranged inside; 54. a clamping groove; 55. a fastener; 56. and a hydraulic jack.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides two embodiments

Example 1

As shown in fig. 1-2, a hoisting mechanism for a double-beam crane comprises a frame body 1, wherein both sides of the upper end of the frame body 1 are provided with rope locking pieces 2, and the lower end of the frame body 1 is welded with a lower concave plate 3;

the working motor 4 is arranged at one side of the lower concave plate 3, the clamping component is arranged at the lower end of the lower concave plate 3, and the clamping component can clamp and lift a processed object.

Clamping assembly connects retaining member 5 including connecting, and it is provided with two sets ofly to connect retaining member 5, and two sets of corresponding connecting retaining members 5 are located the 3 lower extreme both sides of lower concave plate, and lower concave plate 3 is inside to be seted up built-in spout 31, and work motor 4 output end fixed mounting has rotation lead screw 41, and sliding connection has built-in slider 51 between connecting retaining member 5 and the built-in spout 31, and built-in slider 51 is connected with the screw thread formula between the rotation lead screw 41.

The lower end of the connecting locking piece 5 is rotatably connected with a built-in clamping piece 53, a clamping groove 54 is formed in the built-in clamping piece 53 on one side, a clamping piece 55 matched with the clamping groove 54 is rotatably connected to the lower end of the built-in clamping piece 53 on the other side, a rear fixing plate 52 is fixed on one side of the connecting locking piece 5, a hydraulic jack 56 is rotatably connected between the rear fixing plate 52 and the built-in clamping piece 53, and the output end of the hydraulic jack 56 is fixedly connected with one side of the built-in clamping piece 53;

the circuit switch of the working motor 4 is turned on, the working motor 4 drives the rotary screw rod 41 to rotate, the rotary screw rod 41 is in threaded connection with the built-in slide block 51, the rotary screw rod 41 drives the corresponding built-in slide block 51 to move in a drawing mode when rotating, the switch of the hydraulic jack 56 is turned on in the moving process, the hydraulic jack 56 drives the built-in clamping piece 53 to rotate, the clamping piece 55 penetrates through the clamping groove 54 in the drawing mode of the two corresponding built-in clamping pieces 53 in the drawing mode to form a triangular shape, the lifting area of an external object is located in the triangular area, the clamping piece 55 is matched with the built-in clamping piece 53, the external object can be well limited and clamped, the object cannot shake as much as possible, and the object can be more stable in the transportation process.

The rear fixing plate 52 and the external part of the built-in clamping piece 53 are respectively provided with a block body for the hydraulic jack 56 to install, wherein a connecting rotating shaft is rotatably connected between the hydraulic jack 56 and the block body, and the hydraulic jack 56 can rotate inside the rear fixing plate 52 and the built-in clamping piece 53 through the rotating action of the connecting rotating shaft.

The hydraulic jack 56 is charged by an external hydraulic device and is controlled by an external switch.

Example 2

As shown in fig. 3, the hoisting mechanism for the double-beam crane comprises a frame body 1, wherein rope locking pieces 2 are arranged on two sides of the upper end of the frame body 1, and a lower concave plate 3 is welded at the lower end of the frame body 1;

the working motor 4 is arranged at one side of the lower concave plate 3, the clamping component is arranged at the lower end of the lower concave plate 3, and the clamping component can clamp and lift a processed object.

A rope groove 21 is formed in the rope locking piece 2, side movable grooves 22 are formed in two sides of the upper end of the rope locking piece 2, a through central groove 23 is formed in the middle position of the upper end of the rope locking piece 2, side movable plates 25 are movably connected in the side movable grooves 22, side locking pieces 28 are fixedly mounted at the lower ends of the side movable plates 25, an upper panel 24 is fixedly mounted between the two corresponding side movable plates 25, a rotating motor 26 is fixedly mounted at the middle position of the upper end of the upper panel 24, a rotating threaded rod 27 is fixedly mounted at the output end of the rotating motor 26, and the rotating threaded rod 27 is in threaded connection with the through central groove 23;

penetrate rope groove 21 with outside rope in, open the circuit switch who rotates motor 26 again, rotation motor 26 just drives rotation threaded rod 27 and rotates, rotation threaded rod 27 with run through threaded connection between central groove 23, so rotation threaded rod 27 is when rotating, can drive overhead panel 24 and remove to locking rope spare 2 one side, at the removal in-process, put retaining member 28 on the limit and just can remove to rope groove 21 inside, thereby put the inside half slot of retaining member 28 on the limit and press from both sides tight fixed to outside rope, can avoid outside rope to take place to rock, when guaranteeing to lift by crane the device, make the device more stable, alleviate the range of rocking.

The rotation motor 26 is electrically connected to an external power source and an external switch, and the external switch is turned on to drive the rotation motor 26 to operate.

The side retaining member 28 is provided with a semicircular groove therein, and the side retaining member 28 penetrates through the side movable groove 22, and the side retaining member 28 can move inside the side movable groove 22.

The working principle of the invention is as follows:

the circuit switch of the working motor 4 is turned on, the working motor 4 drives the rotary screw rod 41 to rotate, and the rotary screw rod 41 is in threaded connection with the built-in slide block 51, so that the rotary screw rod 41 drives the corresponding built-in slide block 51 to move in a drawing manner when rotating, the switch of the hydraulic jack 56 is turned on in the moving process, the hydraulic jack 56 drives the built-in clamping piece 53 to rotate, the clamping piece 55 penetrates through the clamping groove 54 in the drawing manner when the two corresponding built-in clamping pieces 53 move in the drawing manner to form a triangular shape, the lifting area of an external object is located in the triangular area, the clamping piece 55 is matched with the built-in clamping piece 53, the external object can be well limited and clamped, the object cannot shake as much as possible, and the object can be more stable in the transportation process;

penetrate rope groove 21 with outside rope in, open the circuit switch who rotates motor 26 again, rotation motor 26 just drives rotation threaded rod 27 and rotates, rotation threaded rod 27 with run through threaded connection between central groove 23, so rotation threaded rod 27 is when rotating, can drive overhead panel 24 and remove to locking rope spare 2 one side, at the removal in-process, put retaining member 28 on the limit and just can remove to rope groove 21 inside, thereby put the inside half slot of retaining member 28 on the limit and press from both sides tight fixed to outside rope, can avoid outside rope to take place to rock, when guaranteeing to lift by crane the device, make the device more stable, alleviate the range of rocking.

In the embodiments provided by the present invention, it should be understood that the disclosed apparatus, device and method can be implemented in other ways. For example, the above-described apparatus embodiments are merely illustrative, and for example, the division of the modules is only one logical functional division, and there may be other divisions when the actual implementation is performed; the modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the method of the embodiment.

It will also be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof.

The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference signs in the claims shall not be construed as limiting the claim concerned.

Furthermore, it is obvious that the word "comprising" does not exclude other elements or steps, and the singular does not exclude the plural. A plurality of units or means recited in the system claims may also be implemented by one unit or means in software or hardware. The terms second, etc. are used to denote names, but not any particular order.

Finally, it should be noted that the above examples are only intended to illustrate the technical process of the present invention and not to limit the same, and although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical process of the present invention without departing from the spirit and scope of the technical process of the present invention.