CN211198415U - Crane with a movable crane - Google Patents

Crane with a movable crane Download PDF

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Publication number
CN211198415U
CN211198415U CN201922031309.8U CN201922031309U CN211198415U CN 211198415 U CN211198415 U CN 211198415U CN 201922031309 U CN201922031309 U CN 201922031309U CN 211198415 U CN211198415 U CN 211198415U
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China
Prior art keywords
crane
connection hole
connection
support
hole
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CN201922031309.8U
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Chinese (zh)
Inventor
陈海敏
赵健
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Jiangsu XCMG Construction Machinery Institute Co Ltd
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Jiangsu XCMG Construction Machinery Institute Co Ltd
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Priority to CN201922031309.8U priority Critical patent/CN211198415U/en
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Abstract

The utility model discloses a crane, include: a support tower; the crane boom is arranged on the support tower; the balance arm is arranged on the support tower and is positioned on two sides of the support tower together with the crane arm; the pull rod lug plate is fixedly connected to the balance arm and comprises a first connecting part and a second connecting part; the balance arm pull rod is connected with the first connecting part and used for suspending the balance arm to the upper part of the support tower; the rope arranging device comprises a supporting plate, a wheel shaft supported on the supporting plate and a rope arranging wheel installed on the wheel shaft, and the supporting plate is connected with the second connecting portion to support the rope arranging device on the pull rod ear plate.

Description

Crane with a movable crane
Technical Field
The utility model relates to a hoist field, in particular to tower crane.
Background
The tower crane is a multi-action crane with a boom mounted on the upper part of a high-rise support tower to vertically lift and horizontally carry heavy objects within a certain range, and comprises a support tower standing in the middle, and a balance arm and a boom connected to both sides of the support tower. The balance arm is connected with the upper part of the support tower frame through a pull rod ear plate which is connected and fixed on the balance arm, a rope arranging device on the balance arm conveys a rope output by a winding drum to a pulley arranged at the top end of the support tower frame, and then the rope is output to a crane boom for lifting a heavy object. In the prior art, the pull rod ear plates and the supporting plates for installing and supporting the rope arranging device on the balance arm are respectively arranged at the similar positions on the balance arm, the number of plate bodies on the crane boom is large, and the structure is complex.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a crane, include:
a support tower;
the crane boom is arranged on the support tower;
the balance arm is arranged on the support tower and is positioned on two sides of the support tower together with the crane arm;
the pull rod lug plate is fixedly connected to the balance arm and comprises a first connecting part and a second connecting part;
the balance arm pull rod is connected with the first connecting part and used for suspending the balance arm to the upper part of the support tower;
the rope arranging device comprises a supporting plate, a wheel shaft supported on the supporting plate and a rope arranging wheel installed on the wheel shaft, and the supporting plate is connected with the second connecting portion to support the rope arranging device on the pull rod ear plate.
In some embodiments, a connection position of the support plate and the second connection portion is adjustable in a vertical direction and/or in a horizontal direction.
In some embodiments, the support plate is provided with a first connection hole, the second connection hole is provided with a second connection hole, the crane further includes a bolt and a nut which are matched with the first connection hole and the second connection hole, at least one of the first connection hole and the second connection hole is more than two and/or at least one of the first connection hole and the second connection hole is a long hole.
In some embodiments, the first connection hole and the second connection hole are both long holes, and the extending direction of the first connection hole is different from the extending direction of the second connection hole.
In some embodiments, the first connection hole extends in a vertical direction and the second connection hole extends in a horizontal direction.
In some embodiments, the second connecting portion is provided with a plurality of second connecting holes distributed at intervals in the vertical direction, and the crane further includes a plurality of mutually matched bolts and nuts respectively correspondingly connecting the first connecting holes and the second connecting holes.
In some embodiments, the first connecting portion is provided with a pin hole, and the balance arm pull rod is connected with the pin hole.
In some embodiments, the first connection is closer to the support tower than the second connection in a horizontal direction.
In some embodiments, the crane includes two pull rod ear plates spaced apart from each other in a horizontal direction perpendicular to an extending direction of the balance arm, and the rope guiding device includes two support plates supported at two ends of the wheel axle, and the two support plates are respectively connected to the two pull rod ear plates.
Based on the utility model provides a hoist connects the balance arm pull rod simultaneously and connects and support the backup pad of arranging the rope device through setting up the pull rod otic placode to can make row's rope device and pull rod otic placode can set up by integration, simple structure has reduced the installation of the plate body on the balance arm, helps making the balance arm structure compacter.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the invention without undue limitation to the invention. In the drawings:
fig. 1 is a schematic structural view of a crane according to an embodiment of the present invention after a pull rod ear plate and a rope guiding device are connected;
FIG. 2 is a schematic view of the structure of the tension rod ear plate shown in FIG. 1;
FIG. 3 is a schematic view of a support plate of the roping arrangement shown in FIG. 1;
fig. 4 is a schematic structural diagram of a crane according to an embodiment of the present invention;
fig. 5 is a partially enlarged schematic view of the crane shown in fig. 4.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In some embodiments, the connection position of the support plate and the second connection portion is adjustable in a vertical direction and/or in a horizontal direction.
In some embodiments, the support plate is provided with a first connection hole, the second connection hole is provided with a second connection hole, the crane further comprises a bolt and a nut which are matched with the first connection hole and the second connection hole, the number of at least one connection hole in the first connection hole and the second connection hole is more than two, and/or at least one connection hole in the first connection hole and the second connection hole is a long hole.
In some embodiments, the first connection hole and the second connection hole are both long holes, and the extending direction of the first connection hole is different from the extending direction of the second connection hole.
In some embodiments, the first connection hole extends in a vertical direction and the second connection hole extends in a horizontal direction.
In some embodiments, the second connecting portion is provided with a plurality of second connecting holes distributed at intervals in the vertical direction, and the crane further includes a plurality of mutually matched bolts and nuts respectively and correspondingly connecting the first connecting hole and the plurality of second connecting holes.
In some embodiments, the first connecting portion is provided with a pin hole, and the balance arm pull rod is connected with the pin hole.
In some embodiments, the first connection is closer to the support tower than the second connection in the horizontal direction.
In some embodiments, the crane includes two pull rod ear plates spaced apart from each other in a direction perpendicular to the extending direction of the balance arm, and the rope guiding device includes two support plates supported at both ends of the wheel axle, and the two support plates are respectively connected to the two pull rod ear plates.
The crane of the embodiment is a tower crane, and comprises a support tower frame 200, a crane boom 300, a balance arm 100, a pull rod ear plate 1, a balance arm pull rod 5 and a rope arranging device 2. The support tower 200 of this embodiment refers to the entire boom erected in the middle of the crane, and includes a portion supported below the height of the balance arm 100 and a portion exceeding the height of the balance arm 100, and when the crane of this embodiment is a pointed tower crane, the support tower 200 includes a tower body, a slewing support structure, and a tower top above the slewing support structure. When the crane of the present embodiment is a flathead tower crane as shown in fig. 4 and 5, the support tower 200 includes a tower body, a slewing support structure, and an arm section above the slewing support structure.
A boom 300 (also known as a boom) disposed on the support tower 200; the balance arm 100 is disposed on the support tower 200, and the boom 300 is located on both sides of the support tower 200.
The drawbar lug 1 is fixedly connected to the balance arm 100, and as shown in fig. 1 and 2, the drawbar lug 1 includes a first connection portion 11 and a second connection portion 12.
One end of the balance arm link 5 is connected to the first connection portion to suspend the balance arm 100 to the upper portion of the support tower 200, and in the embodiment shown in fig. 4 and 5, the other end of the balance arm link 5 is connected to the arm section of the upper portion of the support tower 200. When the crane of the embodiment is a pointed tower crane, two ends of the balance arm pull rod 5 are respectively connected with the tower top and the pull rod ear plate 1.
As shown in fig. 1, 4 and 5, the rope guiding device 2 is used for receiving the rope conveyed from the winding drum 4 and outputting the rope to the crane arm 300 for lifting heavy objects. The rope arranging device 2 comprises a supporting plate 21, a wheel shaft 22 supported on the supporting plate 21, a rope arranging wheel 23 and a stop lever 24, wherein the wheel shaft 22 and the rope arranging wheel 23 are connected in a relative rotation mode, and the wheel shaft can be connected with the supporting plate 21 through a shaft hole 212 arranged on the supporting plate 21. The support plate 21 and the second connecting portion 12 are connected to support the rope guiding device 2 on the drawbar lug 1, so that the support plate 21 is not required to be fixedly mounted on the balance arm 100, and the rope guiding device 2 can be directly supported by the drawbar lug 1.
The hoist of this embodiment connects balance arm pull rod 5 simultaneously and connects and support the backup pad 21 of arranging rope device 2 through setting up pull rod otic placode 1 to can make row rope device 2 and pull rod otic placode 1 can set up by the integration, convenient and simple structure has reduced the installation of the plate body on balance arm 100, helps making balance arm 100 structure compacter.
In some embodiments, as shown in fig. 1, the connection position of the support plate 21 and the second connection portion 12 is adjustable in the vertical direction and/or in the horizontal direction. The connecting position is adjustable in the vertical direction, so that the mounting height of the rope arranging device 2 can be conveniently adjusted, the rope arranging device 2 can better meet the requirements of cranes of different models with different requirements on the mounting height of the rope arranging device 2, and the universality of the rope arranging device 2 is improved. The connecting position is adjustable in the horizontal direction, so that the horizontal position of the rope guiding device 2 can be conveniently adjusted. The position of the rope guiding device 2 can be conveniently and flexibly adjusted.
In some embodiments, the support plate 21 is provided with a first connection hole 211, the second connection part 12 is provided with a second connection hole 121, the crane further includes a bolt 3 and a nut which are matched with the first connection hole 211 and the second connection hole 121, the number of at least one of the first connection hole 211 and the second connection hole 121 is more than two and/or at least one of the first connection hole 211 and the second connection hole 121 is a long hole. That is, the number of the first connection holes 211 is two or more, or the number of the second connection holes 121 is two or more, or both of them are two or more. Or the first connection hole 211 is a long hole, or the second connection hole 121 is a long hole, or both of them. When the number of the connection holes is two or more, for example, when the number of the second connection holes 121 is two or more, the first connection hole 211 can be selectively connected to different second connection holes 121, so that the connection position of the support plate 21 and the second connection part 12 can be adjusted, and the horizontal position or the height of the rope guiding device 2 can be adjusted. When the coupling holes are long holes, and the bolts 3 are inserted through the long holes to couple the first coupling holes 211 and the second coupling holes 121, the positions in the long holes can be adjusted, so that the coupling positions of the support plate 21 and the second coupling parts 12 can be adjusted.
In some embodiments, both the first connection hole 211 and the second connection hole 121 are long holes, and the extending direction of the first connection hole 211 and the extending direction of the second connection hole 121 are different. The bolt 3 of the present embodiment can change the coupling position of the support plate 21 and the second coupling portion 12 in the horizontal direction and/or in the vertical direction by adjusting the position in the first coupling hole 211 and/or the second coupling hole 121, which are both long holes, when coupling the first coupling hole 211 and the second coupling hole 121.
In some embodiments, as shown in fig. 1 to 3, the support plate 21 is provided with a first connection hole 211 extending in a vertical direction, the second connection part 12 is provided with a second connection hole 121 extending in a horizontal direction, and the crane further includes a bolt 3 and a nut coupled to each other to connect the first connection hole 211 and the second connection hole 121. As shown in fig. 1 and 2, the first connection hole 211 is a long hole extending in a vertical direction, and when the bolt 3 is connected to the first connection hole 211 and the second connection hole 121, a height position of the bolt 3 passing through the first connection hole 211 in the first connection hole 211 can be changed, so that a height of a connection position of the support plate 21 and the lever ear plate 1 can be adjusted. As shown in fig. 1 and 3, the second coupling hole 121 is a long hole extending in a horizontal direction, and when the bolt 3 couples the first coupling hole 211 and the second coupling hole 121, a horizontal position of the bolt 3 passing through the second coupling hole 121 within the second coupling hole 121 can be changed, so that a horizontal position of a coupling position of the support plate 21 and the drawbar lug 1 can be adjusted.
In some embodiments, as shown in fig. 1 and 3, the second connecting portion 12 is provided with a plurality of second connecting holes 121 distributed at intervals in the vertical direction, and the crane further includes a plurality of mutually-matched bolts 3 and nuts respectively correspondingly connecting the first connecting holes 211 and the plurality of second connecting holes 121. By providing the plurality of second connection holes 121 while being connected to the first connection holes 211 of the support plate 21, the connection stability of the drawbar lug 1 and the support plate 21 can be improved.
In some embodiments, as shown in fig. 3 and 5, the first connecting portion 11 is provided with a pin hole 111, and the balance arm pull rod 5 is connected with the pin hole 111.
In some embodiments, as shown in fig. 4 and 5, the first connection 11 is closer to the support tower 200 than the second connection 12 in the horizontal direction. The position of the balance arm pull rod 5 connected with the pull rod ear plate 1 is closer to the support tower frame 200 relative to the position of the support plate 21 connected with the pull rod ear plate 1, so that the interference to the working of the rope arranging device 2 can be reduced by the part of the balance arm pull rod 5 near the pull rod ear plate 1, and the equipment can run more stably and reliably.
In some embodiments, as shown in fig. 1, the crane includes two pull rod ear plates 1 spaced apart from each other in a horizontal direction perpendicular to the extending direction of the balance arm 100, and the rope guiding device 2 includes two support plates 21 supported at both ends of the wheel axle 22, and the two support plates 21 are respectively connected to the two pull rod ear plates 1. Two pull rod otic placodes 1 support two backup pads 2 of arranging rope device 2 bottom in the both sides of balance arm 100 extending direction, and is more reliable and more stable.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention and not to limit it; although the present invention has been described in detail with reference to preferred embodiments, it should be understood by those skilled in the art that: the invention can be modified or equivalent substituted for some technical features; without departing from the spirit of the present invention, it should be understood that the scope of the claims is intended to cover all such modifications and variations.

Claims (9)

1. A crane, comprising:
a support tower (200);
a boom (300) disposed on the support tower (200);
the balance arm (100) is arranged on the support tower (200) and is positioned at two sides of the support tower (200) together with the crane arm (300);
the pull rod ear plate (1) is fixedly connected to the balance arm (100) and comprises a first connecting part (11) and a second connecting part (12);
a balance arm brace (5) connected to the first connection section (11) and suspending the balance arm (100) to an upper portion of the support tower (200);
the rope arranging device (2) comprises a supporting plate (21), a wheel shaft (22) supported on the supporting plate (21) and a rope arranging wheel (23) installed on the wheel shaft (22), wherein the supporting plate (21) is connected with the second connecting portion (12) to support the rope arranging device (2) on the pull rod lug plate (1).
2. A crane according to claim 1, characterized in that the connection position of the support plate (21) and the second connection part (12) is adjustable in the vertical direction and/or in the horizontal direction.
3. The crane according to claim 2, wherein the support plate (21) is provided with a first connection hole (211) and the second connection hole is provided with a second connection hole, the crane further comprises a bolt (3) and a nut which are matched with the first connection hole (211) and the second connection hole, the number of at least one of the first connection hole (211) and the second connection hole is more than two and/or the at least one of the first connection hole (211) and the second connection hole is a long hole.
4. A crane according to claim 3, wherein the first connection hole (211) and the second connection hole are both long holes, and the extending direction of the first connection hole (211) and the extending direction of the second connection hole are different.
5. A crane according to claim 4, wherein the first connection hole (211) extends in a vertical direction and the second connection hole extends in a horizontal direction.
6. The crane according to claim 5, wherein the second connecting portion (12) is provided with a plurality of second connecting holes (121) spaced apart in a vertical direction, and the crane further comprises a plurality of mutually engaging bolts (3) and nuts respectively connecting the first connecting hole (211) and the second connecting holes (121).
7. A crane according to claim 1, characterized in that the first connection portion (11) is provided with a pin hole (111), and the balance arm draw bar (5) is connected with the pin hole (111).
8. A crane according to any one of claims 1 to 6, characterized in that the first connection (11) is closer to the support tower (200) than the second connection (12) in the horizontal direction.
9. A crane according to any one of claims 1 to 6, characterized in that the crane comprises two drawbar lug plates (1) arranged at a distance from each other in a horizontal direction perpendicular to the extension direction of the balance arm (100), and the rope guiding device (2) comprises two support plates (21) supported at both ends of the wheel axle (22), the two support plates (21) being respectively connected to the two drawbar lug plates (1).
CN201922031309.8U 2019-11-22 2019-11-22 Crane with a movable crane Active CN211198415U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201922031309.8U CN211198415U (en) 2019-11-22 2019-11-22 Crane with a movable crane

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201922031309.8U CN211198415U (en) 2019-11-22 2019-11-22 Crane with a movable crane

Publications (1)

Publication Number Publication Date
CN211198415U true CN211198415U (en) 2020-08-07

Family

ID=71887675

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201922031309.8U Active CN211198415U (en) 2019-11-22 2019-11-22 Crane with a movable crane

Country Status (1)

Country Link
CN (1) CN211198415U (en)

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