CN112960574B - Bracket of crane counterweight and crane - Google Patents
Bracket of crane counterweight and crane Download PDFInfo
- Publication number
- CN112960574B CN112960574B CN202110466214.8A CN202110466214A CN112960574B CN 112960574 B CN112960574 B CN 112960574B CN 202110466214 A CN202110466214 A CN 202110466214A CN 112960574 B CN112960574 B CN 112960574B
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- beams
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- connection
- split beam
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- 230000004048 modification Effects 0.000 description 4
- 238000012986 modification Methods 0.000 description 4
- 238000010276 construction Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention relates to a bracket of a crane counterweight and a crane, wherein the bracket of the crane counterweight comprises: two first beams (1) arranged in parallel and at intervals; and a second beam (2) extending in a direction intersecting the first beams (1) and connected between the two first beams (1), the second beam (2) including a first split beam (21) and a second split beam (22) arranged side by side and adjacent to the first split beam (21), the first split beam (21) and the second split beam (22) being detachably connected with the first beams (1), respectively. The second beam connected between the two first beams includes the first split beam and the second split beam which are separately provided, so that one of the first split beam and the second split beam can be detached when the required balancing weight is small, thereby reducing the weight of the bracket. Further, the detached split beam may also be used to assemble another bracket.
Description
Technical Field
The invention relates to the field of engineering equipment, in particular to a bracket of a crane counterweight and a crane.
Background
The circular rail crane is a mechanical equipment for hoisting workpieces, equipment and the like, and can do linear or circular arc motion on a fixed rail during working. The upper part of the front platform is connected with the arm support and the like, the upper part of the rear platform is provided with a counterweight which is suitable for the lifting capacity, and the lower part of the rear platform is connected with the bottom trolley and the like. As lifting capacity demands become greater, counterweights become heavier and demand increases. In order to improve the utilization rate of the circular rail crane, the circular rail crane is expanded into a new one or two one by one from a larger lifting weight, becomes two smaller circular rail cranes, adapts to different construction environments and requirements, and becomes a better solution. In view of transportation transition, the requirements of sea transportation and road transportation on weight and external dimensions are more and more strict, and the control of weight and dimensions of a single piece has more and more influence on transportation cost and efficiency.
The single cross beam of the counterweight bracket is of an integral structure, and the main beam which is vertical to the cross beam and connected with the single cross beam is of an integral structure.
The existing balance weight bracket can only meet the requirement of one vehicle type. A split-into-two transformation cannot be achieved. When the lifting weight of the existing counterweight bracket is increased, the volume and the weight of a single part are correspondingly increased, and when the lifting weight is increased to a certain limit, the overall dimension and the weight exceed the specified requirements of highway and waterway transportation, so that the problems of inconvenient transportation, high transportation cost and the like are caused.
Disclosure of Invention
The invention aims to provide a bracket of a crane counterweight and a crane, so as to solve the problem that the bracket of the counterweight in the related art cannot adjust the bearing capacity and the weight according to the requirement.
According to an aspect of an embodiment of the present invention, there is provided a bracket for a counterweight of a crane, the bracket including:
two first beams arranged in parallel and at intervals; and
and the second beam extends along the direction intersecting the first beams and is connected between the two first beams, the second beam comprises a first split beam and a second split beam which is arranged side by side and adjacent to the first split beam, and the first split beam and the second split beam are respectively detachably connected with the first beam.
In some embodiments, the bracket includes two second beams disposed in parallel and spaced apart relation.
In some embodiments, the bracket further comprises a third beam, the first end of the third beam being provided with a first connection for detachable connection with the first beam, the second end of the third beam being provided with a second connection for detachable connection with the first split beam of the second beam and a third connection for detachable connection with the second split beam of the second beam.
In some embodiments, the bracket further comprises a fourth beam, the first end of the fourth beam being provided with a fourth connection for detachable connection with the first beam, the second end of the fourth beam being provided with a fifth connection for connection with the first split beam and/or the second split beam.
In some embodiments, the side of the first beam remote from the second beam is provided with a connection structure adapted to the fourth connection of the fourth beam.
In some embodiments of the present invention, in some embodiments,
the first split beam and the second split beam are respectively connected with the second end of the third beam in the first use state, and the first end of the third beam is connected with the first beam;
in a second use state, one of the first split beam and the second split beam is connected with the second end of the third beam, and the first end of the third beam is connected with the first beam;
in a third use state, one of the first split beam and the second split beam is connected to the second end of the fourth beam, the first end of the fourth beam being connected to a side of the first beam adjacent the second beam.
In some embodiments, the fourth connection portion of the fourth beam and the first connection portion of the third beam are configured to be connectable with the same connection structure, and at least one of the second connection portion and the third connection portion of the third beam and the fifth connection portion of the fourth beam are configured to be connectable with the same connection structure, such that the bracket has first, second, and third use states.
In some embodiments, the second connection portion is disposed side-by-side with the third connection portion in a horizontal direction, the second connection portion includes first and second connection members side-by-side in the horizontal direction, the third connection portion includes third and fourth connection members disposed side-by-side in the horizontal direction, the first, second, third and fourth connection members are disposed side-by-side in sequence, and the third and second connection members are configured to be connectable with the first or second split beam.
In some embodiments, the bracket includes a plurality of second beams, the plurality of second beams being arranged side by side along a length of the second beams, adjacent two second beams being detachably connected.
In some embodiments, the plurality of second beams are at least two in length.
In some embodiments, the bracket has a first use state in which the first split beam and the second split beam of the plurality of second beams are each connected between the two first beams, and a second use state in which one of the first split beam and the second split beam of the plurality of second beams is connected between the two first beams.
In some embodiments, the second beam includes first and second connection structures at each end thereof, the first connection structure being configured to detachably connect with the second connection structure to facilitate adjusting the number of second beams between the two first beams.
In some embodiments of the present invention, in some embodiments,
the first connecting structure and the second connecting structure are identical in structure; or (b)
The first connection structure and the second connection structure are configured to be detachably connected with the first beam.
According to another aspect of the invention, there is also provided a crane comprising the bracket of the crane counterweight described above.
By applying the technical scheme of the invention, the second beam connected between the two first beams comprises the first split beam and the second split beam which are arranged in a split way, so that one of the first split beam and the second split beam can be detached when the required balancing weight is less, and the weight of the bracket is reduced. Further, the detached split beam may also be used to assemble another bracket.
Other features of the present invention and its advantages will become apparent from the following detailed description of exemplary embodiments of the invention, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the related art, the drawings that are required to be used in the embodiments or the related technical descriptions will be briefly described, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained according to the drawings without inventive effort to those skilled in the art.
Fig. 1 shows a schematic structural view of a first use state of a bracket of a crane counterweight according to a first embodiment of the invention;
fig. 2 shows a schematic structural view of a bracket and a counterweight of a first use state of a crane counterweight according to a first embodiment of the invention;
fig. 3 shows a schematic structural view of a second use state of the bracket of the crane counterweight of the first embodiment of the invention;
fig. 4 shows a schematic structural view of a bracket and a counterweight of a second use state of a counterweight of a crane according to a first embodiment of the invention;
fig. 5 shows a schematic structural view of a third use state of the bracket of the crane counterweight of the first embodiment of the invention;
fig. 6 shows a schematic structural view of a bracket and a counterweight of a third use state of a counterweight of a crane according to a first embodiment of the invention;
fig. 7 shows a schematic structural view of the bracket and the first rail of the counterweight of the crane according to the first embodiment of the invention;
fig. 8 shows a schematic structural view of a bracket and a second type of rail of a crane counterweight according to a first embodiment of the invention;
fig. 9 shows a schematic structural view of a bracket and a third rail of a counterweight of a crane according to a first embodiment of the invention;
fig. 10 shows a schematic structural view of a bracket and a fourth rail of a counterweight of a crane according to a first embodiment of the invention;
fig. 11 is a schematic view showing a first use state of a bracket of a crane counterweight according to a second embodiment of the invention;
fig. 12 is a schematic structural view showing a second use state of a bracket of a crane counterweight according to a second embodiment of the invention;
fig. 13 shows a schematic structural view of a variant of the second use state of the bracket of the counterweight of the crane according to the second embodiment of the invention;
fig. 14 is a schematic structural view showing a third use state of the bracket of the crane counterweight according to the second embodiment of the invention;
fig. 15 shows a schematic structural view of a variant of the third use state of the bracket of the counterweight of the crane according to the second embodiment of the invention;
fig. 16 is a schematic view showing a structure of a fourth use state of a bracket of a crane counterweight according to a second embodiment of the invention;
fig. 17 is a schematic view showing a fourth use state of a bracket of a crane counterweight according to a second embodiment of the invention;
fig. 18 is a schematic structural view showing a modification of the fourth use state of the bracket of the crane counterweight according to the second embodiment of the invention;
fig. 19 shows a schematic structural view of a bracket and a counterweight of a crane counterweight according to a second embodiment of the invention;
fig. 20 is a schematic view showing a first use state of a bracket of a crane counterweight according to a third embodiment of the invention;
fig. 21 is a schematic structural view showing a modification of the first use state of the bracket of the crane counterweight according to the third embodiment of the invention;
fig. 22 is a schematic structural view showing a second use state of a bracket of a crane counterweight according to a third embodiment of the invention;
fig. 23 is a schematic structural view showing a modification of the second use state of the bracket of the crane counterweight according to the third embodiment of the invention; and
fig. 24 shows a schematic structural view of a bracket and a counterweight of a crane counterweight according to a third embodiment of the invention;
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the invention, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1
As shown in connection with fig. 1 to 6, the bracket of the crane counterweight of the present embodiment includes two first beams 1 and a second beam 2. The two first beams 1 are arranged in parallel and at a distance. The second beam 2 extends in a direction intersecting the first beams 1 and is connected between the two first beams 1, the second beam 2 comprising a first split beam 21 and a second split beam 22 arranged side by side and adjacent to the first split beam 21, the first split beam 21 and the second split beam 22 being detachably connected with the first beams 1, respectively.
In the present embodiment, the second beam 2 connected between the two first beams 1 includes the first split beam 21 and the second split beam 22 which are provided in a split manner, so that one of the first split beam 21 and the second split beam 22 can be detached when the required counterweight 5 is small, to reduce the weight of the bracket. Further, the detached split beam may also be used to assemble another bracket.
In this embodiment, the bracket comprises two second beams 2, the two second beams 2 being arranged in parallel and spaced apart relation.
The bracket further comprises a third beam 3, the first end of the third beam 3 being provided with a first connection for detachable connection with the first beam 1, the second end of the third beam 3 being provided with a second connection for detachable connection with the first split beam 21 of the second beam 2 and a third connection for detachable connection with the second split beam 22 of the second beam 2.
The carrier further comprises a fourth beam 4, the first end of the fourth beam 4 being provided with a fourth connection for detachable connection with the first beam 1, and the second end of the fourth beam 4 being provided with a fifth connection for connection with the first split beam 21 and/or the second split beam 22.
The side of the first beam 1 remote from the second beam 2 is provided with a connection structure adapted to the fourth connection of the fourth beam 4. The side of the first beam 1 adjacent to the second beam 2 is provided with a connection structure connectable with either one of the fourth connection portion of the fourth beam 4 and the first connection portion of the third beam 3.
The fourth connection portion of the fourth beam 4 and the first connection portion of the third beam 3 are configured to be connectable with the same connection structure, and at least one of the second connection portion and the third connection portion of the third beam 3 and the fifth connection portion of the fourth beam 4 are configured to be connectable with the same connection structure, so that the bracket has the first, second and third use states.
As shown in fig. 1 and 2, in a first use state, the first split beam 21 and the second split beam 22 are connected to the second end of the third beam 3, respectively, and the first end of the third beam 3 is connected to the first beam 1.
In some embodiments, in the first use state, the fourth beam 4 is connected to the side of the first beam 1 remote from the second beam 2. In other embodiments, the fourth beam 4 is not mounted on the first beam 1, but is a spare part.
As shown in fig. 3 and 4, in the second use state, one of the first split beam 21 and the second split beam 22 is connected to the second end of the third beam 3, and the first end of the third beam 3 is connected to the first beam 1.
The other of the first and second split beams 21, 22 and the fourth beam 4 may constitute with the further first beam 1 another bracket as described in the third use state described below.
As shown in fig. 5 and 6, in the third use state, one of the first and second split beams 21 and 22 is connected to the second end of the fourth beam 4, and the first end of the fourth beam 4 is connected to the side of the first beam 1 adjacent to the second beam 2.
The second connecting part and the third connecting part are arranged side by side along the horizontal direction, the second connecting part comprises a first connecting piece and a second connecting piece which are arranged side by side along the horizontal direction, the third connecting part comprises a third connecting piece and a fourth connecting piece which are arranged side by side along the horizontal direction, the first connecting piece, the second connecting piece, the third connecting piece and the fourth connecting piece are sequentially arranged side by side, and the third connecting piece and the second connecting piece are configured to be connected with the first split beam 21 or the second split beam 22, so that one of the first split beam 21 and the second split beam 22 is connected with the middle part of the third beam 3 when being connected with the third beam 3, as shown in fig. 3.
As shown in fig. 7 to 10, the bracket of the crane counterweight 5 of the present embodiment can be adapted to different types of endless rails 6 as needed. Fig. 7 to 10 show schematic views of the carriage mounted on a rail 6 having four parallel rails, a rail 6 having three parallel rails, a rail 6 having two parallel rails, and a rail 6 having one rail, respectively.
Example two
As shown in fig. 11 to 18, the present embodiment is different from the first embodiment in that: the bracket includes a plurality of second beams 2, the plurality of second beams 2 being arranged side by side along a length direction of the second beams 2, adjacent two second beams 2 being detachably connected.
The plurality of second beams 2 are at least two in length, i.e. the second beams are at least two second beams of different lengths.
The second beams 2 include first and second connection structures at both ends thereof, respectively, the first connection structure being configured to be detachably connected with the second connection structure so as to adjust the number of the second beams 2 between the two first beams 1.
The first connecting structure and the second connecting structure are identical in structure; the first and second connection structures are configured to be detachably connected with the first beam 1.
In the present embodiment, the length of the bracket can be adjusted by adjusting the number of second beams 2 between two first beams 1 or by replacing spare second beams 23 of different lengths.
The carrier has a first use state in which the first split beam 21 and the second split beam 22 of the plurality of second beams 2 are each connected between the two first beams 1, and a second use state in which one of the first split beam 21 and the second split beam 22 of the plurality of second beams 2 is connected between the two first beams 1.
Fig. 11 is a schematic structural view of the first use state of the bracket of the crane counterweight 5 of the embodiment; as shown in fig. 11, the two first beams 1 of the bracket are connected with three second beams 2 arranged in sequence along the length direction of the second beams 2, each second beam 2 including a first split beam 21 and a second split beam 22 arranged side by side and abutting. A fourth beam 4 is also mounted on the side of the first beam 1 remote from the second beam 2. The fourth beam 4 extends in the same direction as the second beam 2 and is located on the extension of the second beam 2.
Fig. 12 is a schematic structural view of a second use state of the bracket of the crane counterweight 5 of the embodiment; as shown in fig. 12, the two first beams 1 of the bracket are connected with three second beams 2 arranged in sequence along the length direction of the second beams 2, each second beam 2 including only the first split beam 21, and a fourth beam 4 is also installed on the side of the first beam 1 remote from the second beam 2. The fourth beam 4 extends in the same direction as the second beam 2 and is located on the extension of the second beam 2.
Fig. 13 is a schematic structural view of a first use state of the bracket of the crane counterweight 5 of the embodiment; as shown in fig. 13, the two first beams 1 of the bracket are connected with three second beams 2 arranged in sequence along the length direction of the second beams 2, each second beam 2 including only the second split beam 22, and the fourth beam 4 is not mounted to the side of the first beam 1 remote from the second beam 2.
The bracket shown in fig. 13 may be composed of the second split beam 22 detached from the bracket shown in fig. 11 in combination with the further first beam 1.
The carrier shown in fig. 14 is replaced with a first split beam of a different length of spare second beam 23 with respect to fig. 12. The carrier shown in fig. 15 is replaced with a second split beam of a different length of spare second beam 23 with respect to fig. 13. Wherein the split beams of the second beam 2 in fig. 14 and 15 may be combined into a complete second beam 2.
As shown in fig. 16, one second beam 2 is connected to two first beams 1 of the bracket, the second beams 2 each comprising a first split beam 21 and a second split beam 22 arranged side by side and in abutment. A fourth beam 4 is also mounted on the side of the first beam 1 remote from the second beam 2. The fourth beam 4 extends in the same direction as the second beam 2 and is located on the extension of the second beam 2.
As shown in fig. 17, the bracket includes two first beams 1, the two first beams 1 are connected with a first split beam 21, and a fourth beam 4 is connected to a side of the first beam 1 away from the first split beam 21.
Removal of the second split beam 22 from the bracket shown in fig. 16 may form the bracket shown in fig. 17, and the removed second split beam 22 may form the bracket shown in fig. 18 with the additional first beam. Fig. 19 shows a schematic view of the bracket and the counterweight on the bracket of the present embodiment.
Example III
As shown in fig. 20 to 24, the bracket of the present embodiment is different from the second embodiment in that: the bracket of this embodiment has only one second beam 2.
The number of the second beams 2 in the present embodiment can be increased as required, and the second beams 2 of different lengths can be replaced. The two split beams of the second beam 2 may be installed between the two further first beams to form one bracket as needed, or may be installed between the two further first beams 1 to form two brackets as needed.
The foregoing is illustrative of the present invention and is not to be construed as limiting thereof, but rather, any modification, equivalent replacement, improvement or the like which comes within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (12)
1. A bracket for a counterweight of a crane, comprising:
two first beams (1) arranged in parallel and at intervals; and
a second beam (2) extending in a direction intersecting the first beams (1) and connected between the two first beams (1), the second beam (2) comprising a first split beam (21) and a second split beam (22) arranged side by side and adjacent to the first split beam (21), the first split beam (21) and the second split beam (22) being detachably connected to the first beams (1), respectively,
a third beam (3), a first end of the third beam (3) is provided with a first connecting part which is used for being detachably connected with the first beam (1), a second end of the third beam (3) is provided with a second connecting part which is used for being detachably connected with a first split beam (21) of the second beam (2) and a third connecting part which is detachably connected with a second split beam (22) of the second beam (2),
the second connecting portion with the third connecting portion sets up side by side along the horizontal direction, the second connecting portion includes along the horizontal direction first connecting piece and second connecting piece side by side, the third connecting portion includes along the horizontal direction third connecting piece and the fourth connecting piece that set up side by side, first, second, third and fourth connecting piece arrange side by side in proper order, just the third connecting piece with the second connecting piece disposes can with first components of a whole that can function independently roof beam (21) or second components of a whole that can function independently roof beam (22) are connected.
2. A pallet according to claim 1, characterized in that it comprises two said second beams (2), the two said second beams (2) being arranged in parallel and spaced apart relation.
3. The bracket according to claim 1, further comprising a fourth beam (4), a first end of the fourth beam (4) being provided with a fourth connection for detachable connection with the first beam (1), a second end of the fourth beam (4) being provided with a fifth connection for connection with the first split beam (21) and/or the second split beam (22).
4. A bracket according to claim 3, characterized in that the side of the first beam (1) remote from the second beam (2) is provided with a connection structure adapted to the fourth connection of the fourth beam (4).
5. A carrier as claimed in claim 3, wherein,
a first use state, wherein the first split beam (21) and the second split beam (22) are respectively connected with the second end of the third beam (3), and the first end of the third beam (3) is connected with the first beam (1);
a second use state, wherein one of the first split beam (21) and the second split beam (22) is connected with the second end of the third beam (3), and the first end of the third beam (3) is connected with the first beam (1);
and in a third use state, one of the first split beam (21) and the second split beam (22) is connected with the second end of the fourth beam (4), and the first end of the fourth beam (4) is connected with one side, adjacent to the second beam (2), of the first beam (1).
6. The bracket according to claim 5, characterized in that the fourth connection portion of the fourth beam (4) and the first connection portion of the third beam (3) are configured to be connectable with the same connection structure, and that at least one of the second connection portion and the third connection portion of the third beam (3) and the fifth connection portion of the fourth beam (4) are configured to be connectable with the same connection structure, such that the bracket has the first, second and third use state.
7. A pallet according to claim 1, characterized in that it comprises a plurality of said second beams (2), a plurality of said second beams (2) being arranged side by side in the length direction of said second beams (2), adjacent two of said second beams (2) being detachably connected.
8. The bracket according to claim 7, characterized in that the plurality of second beams (2) has a length of at least two.
9. The bracket according to claim 1, characterized in that the bracket has a first use state in which a first split beam (21) and a second split beam (22) of a plurality of the second beams (2) are each connected between two of the first beams (1), and a second use state in which one of the first split beams (21) and the second split beams (22) of a plurality of the second beams (2) is connected between two of the first beams (1).
10. A bracket according to claim 1, characterized in that the second beams (2) comprise a first and a second connection structure at each of their ends, the first connection structure being configured to be detachably connected with the second connection structure in order to adjust the number of second beams (2) between two of the first beams (1).
11. The tray according to claim 10, wherein,
the first connecting structure and the second connecting structure are identical in structure; or (b)
The first and second connection structures are configured to be detachably connected with the first beam (1).
12. Crane, characterized by a bracket comprising a crane counterweight according to any of claims 1-11.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110466214.8A CN112960574B (en) | 2021-04-28 | 2021-04-28 | Bracket of crane counterweight and crane |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110466214.8A CN112960574B (en) | 2021-04-28 | 2021-04-28 | Bracket of crane counterweight and crane |
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| Publication Number | Publication Date |
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| CN112960574A CN112960574A (en) | 2021-06-15 |
| CN112960574B true CN112960574B (en) | 2023-10-24 |
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