CN216141125U

CN216141125U - Special lifting appliance for lifting crane beam

Info

Publication number: CN216141125U
Application number: CN202122047960.1U
Authority: CN
Inventors: 林龙
Original assignee: Quzhou Hengli Handling Co ltd
Current assignee: Quzhou Yongxu Transportation Co ltd
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-03-29
Anticipated expiration: 2031-08-27

Abstract

The application discloses crane roof beam hoist and mount special lifting device, including the circle roof beam, circle roof beam top center department fixed connection mounting panel bottom, mounting panel center department has inlayed the mounting hole, circle roof beam bottom center department fixed connection support column top, support column bottom is rotated and is connected cavity board outer wall top center department, circle roof beam bottom left and right sides center punishment do not rotates and connects the top of last bull stick. Install the device on the jack-up davit through mounting panel and mounting hole, rotate the motor through the start-up, it rotates to rotate the motor drive action wheel, rotate along with it with action wheel meshing complex from the driving wheel, it rotates to drive the threaded rod from the driving wheel, it drives swash plate horizontal migration with threaded rod screw-thread fit's threaded sleeve under the restriction of gag lever post and spacing groove, the swash plate drives splint horizontal migration, at the in-process that four swash plates drive splint and be close to each other, can press from both sides the device that needs hoist and mount, and can stabilize the device that presss from both sides the tight needs hoist and mount, realize effective fixed.

Description

Special lifting appliance for lifting crane beam

Technical Field

The application relates to the field of crane beams, in particular to a special lifting appliance for lifting a crane beam.

Background

The crane beam is a beam structure for supporting the operation of the bridge crane. There is the crane track on the roof beam, and the hoist makes a round trip to travel on the crane beam through the track, and for saving steel, the china adopts reinforced concrete crane beam more, and its structural style can be cast-in-place integral or prefabricated assembled, and crane supporting structure in the underground factory building is except crane beam, the post structural style that usually adopts in the ground factory building, still has: (1) the suspended crane beam is suspended on an arch support of a roof arch of the factory building; (2) the rock anchor type crane beam is anchored on a rock wall by an anchor rod and an anchor cable; (3) the rock platform type crane beam is laid on the rock platform; (4) the belt-shaped bracket crane beam extends out of the integral reinforced concrete lining to serve as the crane beam. The biggest advantage of suspension type, rock anchor formula and rock platform formula crane beam structure is not building the crane column, can not be in the factory building chamber not yet downwards expand when excavating the crane beam of being under construction in advance, assemble the crane in advance, can also reduce the excavation span of factory building.

The existing lifting appliance is lack of fixation for a structure needing lifting, the fixation effect is poor, and the existing lifting appliance is unstable in the lifting process, is easy to shake and causes potential safety hazards. Therefore, the special lifting appliance for lifting the crane beam is provided for solving the problems.

Disclosure of Invention

The special lifting appliance for lifting the crane beam is provided in the embodiment and used for solving the problem of poor fixing effect of the lifting appliance in the prior art.

According to one aspect of the application, a special lifting appliance for lifting a crane beam is provided, which comprises a round beam, the center of the top end of the round beam is fixedly connected with the bottom end of the mounting plate, the center of the mounting plate is embedded with a mounting hole, the center of the bottom end of the circular beam is fixedly connected with the top end of a supporting column, the bottom end of the supporting column is rotatably connected with the center of the top end of the outer wall of the cavity plate, the centers of the left side and the right side of the bottom end of the circular beam are respectively and rotatably connected with the top end of the upper rotating rod, the bottoms of the two upper rotating rods are respectively and rotatably connected with the center above one side of the connecting plate, the center below the side far away from the two connecting plates is respectively and rotatably connected with the top end of the lower rotating rod, the bottoms of the two lower rotating rods are respectively and rotatably connected with the centers of the left side and the right side of the top end of the outer wall of the cavity plate, the center of the top end of the inner wall of the cavity plate is fixedly connected with the top end of a rotating motor, and the output end of the rotating motor is fixedly connected with a driving wheel.

Furthermore, the front end and the rear end of one side, close to each other, of each two connecting plates are fixedly connected with one end of a telescopic rod respectively, one side, close to each other, of each four telescopic rods is sleeved on the left side and the right side of an inner cavity of the cavity shaft in a sliding mode respectively, the inner cavity of the cavity shaft is sleeved with a second spring in a sliding mode respectively, and the left end and the right end of the second spring are fixedly connected with one end of the telescopic rod respectively.

Furthermore, the top ends of the outer walls of the cavity shafts are respectively and uniformly fixedly connected with one ends of a plurality of first springs at the bottom ends, and the other ends of the first springs are respectively and fixedly connected with the front side and the rear side of the bottom end of the round beam and the front side and the rear side of the top end of the outer wall of the cavity plate.

Furthermore, the bottom end of the driving wheel is uniformly meshed with four driven wheels, the four driven wheels are fixedly sleeved at one end of a threaded rod respectively, the other ends of the threaded rods are rotatably connected to the periphery of the inner wall of the cavity plate respectively, and the outer walls of the threaded rods are in threaded sleeve connection with threaded sleeves respectively.

Furthermore, the top ends of the outer walls of the four threaded sleeves are respectively and fixedly connected with the bottom ends of limiting rods, the top ends of the four limiting rods are respectively sleeved in the inner cavities of the limiting grooves in a sliding mode, and the four limiting grooves are respectively horizontally embedded at the top ends of the inner walls of the cavity plates.

And furthermore, the bottom ends of the outer walls of the threaded sleeves are respectively fixedly connected with the top ends of the inclined plates, the inclined plates are respectively in sliding sleeve joint and penetrate through the bottom ends of the cavity plates, and the bottom ends of the inclined plates are respectively fixedly connected with the top ends of the clamping plates.

Through the above-mentioned embodiment of this application, adopted the round beam, solved the poor problem of hoist fixed effect, hoist lift by crane the stability of process.

Drawings

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

FIG. 1 is a schematic overall perspective view of an embodiment of the present application;

FIG. 2 is a schematic diagram of the overall internal structure of an embodiment of the present application;

fig. 3 is a top view of an internal structure of a cavity plate according to an embodiment of the present application.

In the figure: 1. cavity board, 2, lower rotating rod, 3, upper rotating rod, 4, telescopic link, 5, first spring, 6, mounting panel, 7, mounting hole, 8, support column, 9, second spring, 10, cavity axle, 11, round beam, 12, connecting plate, 13, spacing groove, 14, spacing rod, 15, threaded rod, 16, rotating motor, 17, driven wheel, 18, driving wheel, 19, swash plate, 20, splint, 21, threaded sleeve.

Detailed Description

In order to make the technical solutions better understood by those skilled in the art, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only partial embodiments of the present application, but not all 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 application.

It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the application described herein may be used. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.

In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.

Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.

Furthermore, the terms "mounted," "disposed," "provided," "connected," and "sleeved" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.

The spreader in this embodiment may be applied to various crane beams, for example, the following crane beam is provided in this embodiment, and the spreader in this embodiment may be used to be mounted on the following crane beam.

This crane beam includes: roof beam main part and connecting seat. The top surface is the arc surface with lower bottom surface on the roof beam main part, and the tangent line of top surface and lower bottom surface can the same also can be different with the contained angle of roof beam main part axis, but all is less than. A cavity is formed in the beam main body, the cavity and the beam main body are arranged coaxially, the upper top surface and the lower bottom surface of the cavity are also convex arc surfaces, the radian of the upper top surface of the cavity is identical to that of the upper top surface of the beam main body, and the radian of the lower bottom surface of the cavity is identical to that of the lower bottom surface of the beam main body. The radian is the same, so that the crane can hoist heavy objects, and stress concentration is avoided when the beam main body is stressed and bent. Two connecting seats are respectively connected with two ends of the beam main body, and the connecting seats are provided with clamping grooves, buckles or screw holes for connecting other parts of a crane. The beam body of the second embodiment has only the upper and lower surfaces which are convex arc surfaces, so that the upper and lower surfaces have better bending resistance. In the use, the crane is independent the hoisting heavy object for most of the time for the roof beam main part only upper surface and lower bottom surface receive great stress, and the stress that two side received is less, need not strengthen very much, and the second embodiment can satisfy most operating conditions. When two or more cranes are required to simultaneously lift a heavy object, the pulling force applied to the beam main body is not vertical downward but inclined downward, so that the side surface of the beam main body also generates larger tensile stress and compressive stress, the two side surfaces of the third embodiment are also convex arc surfaces, the bending resistance of the two side surfaces of the beam main body is improved, and the occurrence of fracture is avoided.

Of course, the present embodiment may be used for crane beams mounted in other structures. The description is omitted, and the crane beam according to the embodiment of the present application is described below.

Referring to fig. 1-3, a special lifting device for lifting a crane beam comprises a circular beam 11, wherein the center of the top end of the circular beam 11 is fixedly connected with the bottom end of a mounting plate 6, the center of the mounting plate 6 is embedded with a mounting hole 7, the center of the bottom end of the circular beam 11 is fixedly connected with the top end of a support column 8, the bottom end of the support column 8 is rotatably connected with the center of the top end of the outer wall of a cavity plate 1, the centers of the left side and the right side of the bottom end of the circular beam 11 are respectively rotatably connected with the top end of an upper rotating rod 3, the bottom ends of the two upper rotating rods 3 are respectively rotatably connected with the center of the upper side of a connecting plate 12, the center of the lower side of the two connecting plates 12 far away from each other is respectively rotatably connected with the top end of a lower rotating rod 2, the bottom ends of the two lower rotating rods 2 are respectively rotatably connected with the centers of the left side and the right side of the top end of the outer wall of the cavity plate 1, and the center of the top end of the inner wall of the cavity plate 1 is fixedly connected with the top end of a rotating motor 16, the output end of the rotating motor 16 is fixedly connected with a driving wheel 18.

The front end and the rear end of one side, close to each other, of each of the two connecting plates 12 are fixedly connected with one end of a telescopic rod 4 respectively, one side, close to each other, of each of the four telescopic rods 4 is sleeved on the left side and the right side of an inner cavity of a cavity shaft 10 in a sliding manner respectively, the inner cavities of the two cavity shafts 10 are sleeved with second springs 9 in a sliding manner respectively, the left end and the right end of each of the two second springs 9 are fixedly connected with one end of each of the telescopic rods 4 respectively, stress generated by shaking of the cavity plate 1 is absorbed, the bottom ends of the top ends of the outer walls of the two cavity shafts 10 are respectively and uniformly and fixedly connected with one ends of a plurality of first springs 5, the other ends of the plurality of first springs 5 are respectively and fixedly connected with the front side and the rear side of the bottom end of a circular beam 11 and the front side and the rear side of the top end of the outer wall of the cavity plate 1, elastic protection between the circular beam 11 and the cavity plate 1 is increased, the bottom end of the driving wheel 18 is uniformly engaged with four driven wheels 17, and the four driven wheels 17 are respectively and fixedly sleeved on one end of a threaded rod 15, four the 15 other ends of threaded rod rotate respectively and connect 1 inner wall of cavity board four 15 outer walls of threaded rod are threaded sleeve 21 respectively, are convenient for rotate through rotating motor 16 and drive threaded sleeve 21 and remove, four the 14 bottoms of threaded sleeve 21 outer wall top difference fixed connection gag lever post, four the 14 tops of gag lever post slide respectively and cup joint at 13 inner chambers of spacing groove, four spacing groove 13 level respectively inlays on 1 inner wall top of cavity board, restriction threaded sleeve 21's rotation, four the 19 tops of threaded sleeve 21 outer wall bottom difference fixed connection swash plate, four swash plate 19 slides respectively and cup joints and runs through 1 bottom of cavity board, four swash plate 19 bottom difference fixed connection splint 20 tops, the tight device that needs hoist and mount of clamp of being convenient for.

When the lifting device is used, electrical components appearing in the application are externally connected with a power supply and a control switch when in use, the device is arranged on the lifting arm through the mounting plate 6 and the mounting hole 7, the rotating motor 16 is started, the rotating motor 16 drives the driving wheel 18 to rotate, the driven wheel 17 meshed and matched with the driving wheel 18 rotates along with the driving wheel, the driven wheel 17 drives the threaded rod 15 to rotate, the threaded sleeve 21 in threaded fit with the threaded rod 15 drives the inclined plate 19 to horizontally move under the limitation of the limiting rod 14 and the limiting groove 13, the inclined plate 19 drives the clamping plate 20 to horizontally move, in the process that the four inclined plates 19 drive the clamping plates 20 to mutually approach, the device to be lifted can be clamped, the device to be lifted can be stably clamped, effective fixation is realized, in the lifting process, the cavity plate 1 can swing by taking the supporting column 8 as the center, and through the rotating fit of the upper rotating rod 3 and the lower rotating rod 2, the telescopic rod 4 on one side slides in the cavity shaft 10, the telescopic rod 4 on the other side slides out of the cavity shaft 10, the first spring 5 and the second spring 9 are matched to drive the cavity plate 1 to reset, the stability of the lifting process of the lifting appliance is improved, and the accident caused by too large shaking is avoided.

The application has the advantages that:

1. the device is simple to operate, the device is installed on the lifting boom through the installation plate and the installation hole, the rotating motor is started, the rotating motor drives the driving wheel to rotate, the driven wheel meshed with the driving wheel rotates along with the driving wheel, the driven wheel drives the threaded rod to rotate, the threaded sleeve in threaded fit with the threaded rod drives the inclined plate to horizontally move under the limitation of the limiting rod and the limiting groove, the inclined plate drives the clamping plate to horizontally move, the device to be hoisted can be clamped in the process that the four inclined plates drive the clamping plates to mutually approach, the device to be hoisted can be stably clamped, and effective fixation is achieved;

2. this application is rational in infrastructure, at the in-process of lifting by crane, the cavity board can produce and use the support column as the swing of centre of a circle, and through the normal running fit of last bull stick and lower bull stick, the telescopic link that makes one side slides to the cavity is epaxial, and the telescopic link of opposite side slides to the cavity is off-axial, makes the cooperation of first spring and second spring drive the cavity board down and resets, increases the stability of hoist lift process, avoids rocking too big production accident.

It is well within the skill of those in the art to implement, without undue experimentation, the present application is not directed to software and process improvements, as they relate to circuits and electronic components and modules.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. The utility model provides a crane beam hoist and mount special lifting device which characterized in that: including circle roof beam (11), circle roof beam (11) top center department fixed connection mounting panel (6) bottom, mounting panel (6) center department has inlayed mounting hole (7), circle roof beam (11) bottom center department fixed connection support column (8) top, support column (8) bottom is rotated and is connected cavity board (1) outer wall top center department, circle roof beam (11) bottom left and right sides center department rotates respectively and connects upper rotating rod (3) top, two upper rotating rod (3) bottom rotates respectively and connects connecting plate (12) one side top center department, two one side below center department that connecting plate (12) kept away from each other rotates respectively and connects lower rotating rod (2) top, two lower rotating rod (2) bottom rotates respectively and connects cavity board (1) top outer wall left and right sides center department, cavity board (1) inner wall top center department fixed connection rotates motor (16) top, the output end of the rotating motor (16) is fixedly connected with a driving wheel (18).

2. The special lifting appliance for lifting the crane beam according to claim 1, wherein: two both ends are fixed connection telescopic link (4) one end respectively around one side that connecting plate (12) are close to each other, four one side that telescopic link (4) are close to each other slides respectively to cup joint in cavity axle (10) inner chamber left and right sides, two cavity axle (10) inner chamber slides respectively to cup joint second spring (9), two both ends are fixed connection telescopic link (4) one end respectively about second spring (9).

3. The special lifting appliance for lifting the crane beam according to claim 2, wherein: two cavity axle (10) outer wall top is the bottom respectively and evenly fixed connection a plurality of first spring (5) one end respectively, and is a plurality of both sides and cavity board (1) outer wall top front and back both sides around first spring (5) other end fixed connection round beam (11) bottom respectively.

4. The special lifting appliance for lifting the crane beam according to claim 1, wherein: four follow driving wheel (17), four of action wheel (18) bottom uniform meshing cooperation are fixed the cup joint respectively in threaded rod (15) one end, four from driving wheel (17) threaded rod (15) other end rotates respectively and connects cavity board (1) inner wall around, four threaded rod (15) outer wall is threaded socket screw sleeve (21) respectively.

5. The special lifting appliance for lifting the crane beam according to claim 4, wherein: the four top ends of the outer walls of the threaded sleeves (21) are fixedly connected with the bottom ends of the limiting rods (14), the four top ends of the limiting rods (14) are respectively sleeved in the inner cavities of the limiting grooves (13) in a sliding mode, and the four limiting grooves (13) are respectively horizontally embedded in the top ends of the inner walls of the cavity plates (1).

6. The special lifting appliance for lifting the crane beam according to claim 4, wherein: four threaded sleeve (21) outer wall bottom difference fixed connection swash plate (19) top, four swash plate (19) slip respectively cup joint and run through cavity board (1) bottom, four swash plate (19) bottom difference fixed connection splint (20) top.