CN219602069U - Cargo boom transportation tool and transport vehicle - Google Patents

Abstract

The utility model provides a crane arm transportation tool and a transport vehicle, and relates to the technical field of positioning tools. According to the crane arm transportation tool, the crane arms with different tonnages and diameters are supported through the relative angle adjustment between the supporting bracket and the base, so that the universality of the transportation tool is realized, the manufacturing cost of the tool is saved, and the applicability is strong.

Description

Cargo boom transportation tool and transport vehicle

Technical Field

The utility model relates to the technical field of positioning tools, in particular to a crane arm transportation tool and a transportation vehicle.

Background

When the large-diameter or heavy-weight crane is in transition, the crane boom is required to be detached firstly, then the crane boom is transported by the transport vehicle, and the two ends of the crane boom along the length direction are supported by the transport tool. The support bracket of the existing crane boom transporting tool can only support a crane boom with a single size, when the crane booms with different tonnages and diameters are transported, the whole transporting tool needs to be detached from the transporting vehicle, then the transporting tool is replaced, the replacement cost is high, and the applicability is poor.

Disclosure of Invention

The utility model aims to solve the technical problems of poor applicability and high replacement cost of the existing crane arm transportation tool.

On the one hand, the utility model provides a crane arm transportation tool which comprises a base and support brackets, wherein the two support brackets are oppositely arranged, and one ends of the two support brackets, which are close to each other, are rotatably connected to the base so that the support surfaces of the two support brackets can be close to or far from each other.

According to the crane arm transportation tool, one ends, close to each other, of the two support brackets are rotatably connected to the base, when crane arms of different specifications are required to be supported, the two support brackets can be rotated relative to the base, and the support angles of the support brackets are adjusted, so that the support surfaces of the two support brackets are close to or far away from each other.

Optionally, the crane arm transportation tool further comprises a locking structure, wherein the locking structure is used for locking the corresponding support bracket and the base.

Optionally, the locking structure includes locking round pin axle, be equipped with first locking hole on the base, be equipped with the second locking hole on the support bracket, first locking hole and/or the second locking hole is followed support bracket's direction of rotation is equipped with a plurality ofly, locking round pin axle wears to locate first locking hole with the locking of second locking hole is corresponding support bracket with the base.

Optionally, the locking structure further includes a limiting bolt, the limiting bolt is disposed at one end of the locking pin shaft far away from the head, and the limiting bolt is used for limiting the locking pin shaft to separate from the first locking hole and the second locking hole when the corresponding supporting bracket is locked by the limiting bolt and the base.

Optionally, the crane arm transportation tool further comprises a rotating shaft structure, the supporting bracket is rotationally connected with the base through the rotating shaft structure, the rotating shaft structure comprises a rotating pin shaft, a first pipe sleeve and a second pipe sleeve, the first pipe sleeve is arranged on the supporting bracket, the second pipe sleeve is arranged on the base, and the rotating pin shaft is used for penetrating through the first pipe sleeve and the second pipe sleeve, so that the supporting bracket is rotationally connected with the base.

Optionally, a mounting groove is formed in a position, corresponding to the support bracket, on the base, the support bracket is at least partially inserted into the mounting groove, the first locking hole is formed in a groove wall of the mounting groove, and the support bracket is used for rotating relative to the mounting groove, so that the first locking holes in different positions are aligned with the second locking holes, and/or the second locking holes in different positions are aligned with the first locking holes.

Optionally, the support bracket includes a support board and with at least one connecting plate that the support board is connected, the support board is used for supporting the jib loading boom, the connecting plate is located the support board deviate from the one side of holding surface, at least part of connecting plate inserts in the mounting groove, the second locking hole is located on the connecting plate.

Optionally, two connecting plates are arranged in parallel, and the two connecting plates are respectively in fit connection with the groove walls on two sides of the mounting groove.

Optionally, the connecting plate is provided with a circular arc edge, the circle center corresponding to the circular arc edge is located on the rotation axis of the support bracket, and the second locking hole is formed along the edge of the circular arc edge.

On the other hand, the utility model also provides a transport vehicle, which comprises the crane boom transport tool. The advantages of the transport vehicle over the prior art are the same as the boom transport tool described above and will not be repeated here.

Drawings

Fig. 1 is a schematic structural diagram of a crane arm transport fixture according to an embodiment of the present utility model;

fig. 2 is an exploded view of a crane arm assembly according to an embodiment of the present utility model;

fig. 3 is a schematic structural diagram of a crane arm assembly according to an embodiment of the present utility model in use.

Reference numerals illustrate:

1. a base; 11. a first locking hole; 12. a mounting groove; 2. a support bracket; 21. a bearing plate; 22. a connecting plate; 221. a second locking hole; 3. a locking structure; 31. locking the pin shaft; 32. a limit bolt; 4. a rotating shaft structure; 41. rotating the pin shaft; 42. a first tube sleeve; 43. a second sleeve; 5. and (5) a crane arm.

Detailed Description

In order that the above objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings.

In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "mounted," "connected," "coupled," and "mated" are to be construed broadly, and may be, for example, fixedly coupled, detachably coupled, or integrally coupled; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those skilled in the art according to the specific circumstances.

In addition, in the description of the present utility model, it should be noted that terms such as "upper", "lower", "front", "rear", etc. in the embodiments indicate terms of orientation, and only for simplifying the positional relationship of the description based on the drawings of the specification, it does not represent that the elements and devices etc. referred to must be operated according to the operations and methods and configurations defined in the specific orientation and limitation of the present utility model, and such orientation terms do not constitute limitations of the present utility model.

Herein, coordinate system XYZ is established, wherein the forward direction of the X-axis represents the front, the reverse direction of the X-axis represents the rear, the forward direction of the Y-axis represents the left, the reverse direction of the Y-axis represents the right, the forward direction of the Z-axis represents the top, and the reverse direction of the Z-axis represents the bottom.

As shown in fig. 1-2, a crane arm transportation tool according to an embodiment of the present utility model includes a base 1 and a support bracket 2, where the two support brackets 2 are disposed opposite to each other, and one ends of the two support brackets 2, which are close to each other, are rotatably connected to the base 1, so that support surfaces of the two support brackets 2 can be close to or far from each other.

In this embodiment, as shown in fig. 3, the boom transporting tools are mounted on the transport vehicle, and the boom transporting tools may be arranged at intervals along the length direction of the boom, and support the boom 5 through the boom transporting tools, and the top of the support bracket 2 may be in an arc structure, and is matched with the outer shape of the boom 5.

The length direction of the boom 5 is the front-back direction, namely the direction shown by the X axis, the two support brackets 2 are symmetrically arranged at the two ends of the base 1 along the direction shown by the Y axis, the two support brackets 2 can vertically rotate around the X axis, when the two support brackets 2 rotate in opposite directions, the support surfaces of the two support brackets 2 are mutually close to each other, the boom 5 with smaller diameter can be supported, and when the two support brackets 2 rotate in opposite directions, the support surfaces of the two support brackets 2 are mutually far away from each other, and the boom 5 with larger tonnage and diameter can be supported.

When the crane arms 5 with different specifications are required to be supported, the two support brackets 2 can be rotated relative to the base 1, the support angle of the support brackets 2 is adjusted to reach a proper position, and the crane arms 5 with different tonnages and diameters are supported by adjusting the relative angle between the support brackets 2 and the base 1, so that the universality of the transportation tool is realized, the manufacturing cost of the tool is saved, and the applicability is strong. Here, the precondition for supporting the boom 5 of different specifications by adjusting the inclination angle of the support bracket 2 is: the boom 5 in a certain weight range does not exceed the weight bearing range of the boom transportation tool.

The position of the support bracket 2 may be manually adjusted, or the support bracket 2 may be driven to rotate to a designated position by a hydraulic mechanism or a motor.

Optionally, the crane arm assembly further comprises a locking structure 3, wherein the locking structure 3 is used for locking the corresponding support bracket 2 and the base 1.

Here, the locking structure 3 is used for locking the support bracket 2 after the angle adjustment, so as to ensure that the base 1 forms stable support for the support bracket 2, so as to be used for supporting the crane arm 5, and complete the transportation operation.

As shown in fig. 2, optionally, the locking structure 3 includes a locking pin 31, a first locking hole 11 is provided on the base 1, a second locking hole 221 is provided on the support bracket 2, a plurality of first locking holes 11 and/or second locking holes 221 are provided along a rotation direction of the support bracket 2, and the locking pin 31 is inserted into the first locking hole 11 and the second locking hole 221 to lock the corresponding support bracket 2 and the base 1.

In this embodiment, the direction of the locking pin 31 is along the direction indicated by the X axis. The support bracket 2 and the base 1 rotate around the rotation axis L, the first locking holes 11 are provided with a plurality of first locking holes 221, each first locking hole 11 is located on the same circumference, the circle center of the circle falls on the rotation axis L, when the support bracket 2 rotates around the rotation axis L, the second locking holes 221 on the support bracket 2 are selectively aligned with one of the first locking holes 11, and then the locking pin shaft 31 is inserted, so that the support bracket 2 and the base 1 can be fixed. The rotation angle of the support bracket 2 is controlled according to the diameter of the boom 5 to be supported.

Alternatively, one first locking hole 11 is provided, a plurality of second locking holes 221 are provided, each second locking hole 221 is located on the same circumference, and the support bracket 2 is rotated so that one second locking hole 221 is aligned with the first locking hole 11, and then the locking pin shaft 31 is inserted.

Alternatively, the first locking holes 11 and the second locking holes 221 are provided in plurality, each of the first locking holes 11 is located on the same circumference, each of the second locking holes 221 is located on the same circumference, the radii of the two circles are the same, and the circle centers are all located on the rotation axis L.

As shown in fig. 2, optionally, the locking structure 3 further includes a limiting pin 32, where the limiting pin 32 is disposed at an end of the locking pin 31 away from the head, and the limiting pin 32 is configured to limit the locking pin 31 from being disengaged from the first locking hole 11 and the second locking hole 221 when the corresponding support bracket 2 is locked with the base 1 by the limiting pin 32.

In this embodiment, the locking pin shaft 31 includes a head and a straight rod portion, the head has a large diameter, and after the straight rod portion of the locking pin shaft 31 passes through the first locking hole 11 and the second locking hole 221, the locking pin shaft 31 is locked by the limiting latch 32, so that the support bracket 2 is more firmly installed.

The limiting bolt 32 is approximately in an R shape, a limiting hole is formed in one end, far away from the head, of the locking pin shaft 31, and one end of the limiting bolt 32 is inserted into the limiting hole.

As shown in fig. 1-2, optionally, the boom transporting fixture further includes a rotating shaft structure 4, the support bracket 2 is rotatably connected with the base 1 through the rotating shaft structure 4, the rotating shaft structure 4 includes a rotating pin 41, a first pipe sleeve 42 and a second pipe sleeve 43, the first pipe sleeve 42 is disposed on the support bracket 2, the second pipe sleeve 43 is disposed on the base 1, and the rotating pin 41 is used for passing through the first pipe sleeve 42 and the second pipe sleeve 43, so that the support bracket 2 is rotatably connected with the base 1.

In this embodiment, the rotation connection between the support bracket 2 and the base 1 is realized through the rotation shaft structure 4, and the structure is simple and the disassembly and assembly are convenient.

In this embodiment, the axis of the rotation pin 41 is the rotation axis L, and the rotation pin 41 passes through the first pipe sleeve 42 on the support bracket 2 and the second pipe sleeve 43 on the base 1, so that the support bracket 2 can be rotatably connected with respect to the base 1.

Here, the first tube sleeve 42 may be welded to the support bracket 2, and the second tube sleeve 43 may be welded to the base 1.

As shown in fig. 2, optionally, a mounting groove 12 is provided on the base 1 at a position corresponding to the support bracket 2, the support bracket 2 is at least partially inserted into the mounting groove 12, the first locking hole 11 is provided on a groove wall of the mounting groove 12, and the support bracket 2 is configured to rotate relative to the mounting groove 12, so that the first locking hole 11 at a different position is aligned with the second locking hole 221, and/or the second locking hole 221 at a different position is aligned with the first locking hole 11.

In this embodiment, the notch of the mounting groove 12 faces upward, and the lower end of the support bracket 2 is inserted into the mounting groove 12, that is, the support bracket 2 is sleeved with the base 1, and the center of gravity of the sleeved support bracket 2 and the center of gravity of the base 1 are substantially on the same vertical line, so that the structural stability is good. The support bracket 2 enters and exits the mounting groove 12 when rotating around the rotation axis L, and the second locking hole 221 on the support bracket 2 rotates relative to the first locking hole 11 on the side wall of the mounting groove 12 until the corresponding first locking hole 11 is aligned with the second locking hole 221.

As shown in fig. 1-2, optionally, the support bracket 2 includes a support plate 21 and at least one connection plate 22 connected to the support plate 21, the support plate 21 is used for supporting the boom 5, the connection plate 22 is located on a side of the support plate 21 facing away from the supporting surface, at least a portion of the connection plate 22 is inserted into the mounting groove 12, and the second locking hole 221 is provided on the connection plate 22.

In this embodiment, the top of the supporting plate 21 is in an arc-shaped groove structure and is used for supporting the boom 5, and the supporting plate 21 and the connecting plate 22 may be integrally formed, or may be in a split type design.

As shown in fig. 2, alternatively, two connecting plates 22 are arranged in parallel, and the two connecting plates 22 are respectively attached to two side groove walls of the mounting groove 12.

In this embodiment, two connecting plates 22 are disposed in parallel along the front-rear direction, two connecting plates 22 are respectively attached to the front-rear side wall of the mounting groove 12, and the locking pin 31 sequentially passes through the rear side wall of the mounting groove, two connecting plates and the front side wall of the mounting groove, and the supporting plate 21 is connected with the base 1 through two connecting plates 22, so as to improve the connection stability.

Optionally, the connecting plate 22 is provided with a circular arc edge, the circle center corresponding to the circular arc edge is located on the rotation axis of the support bracket 2, and the second locking hole 221 is disposed along the edge of the circular arc edge.

In this embodiment, the connection plate 22 with circular arc edge is used to avoid interference with the groove wall of the installation groove 12 during rotation.

In other embodiments, a locking pin shaft may be installed on the base 1, and a serrated step structure is provided at the edge of the circular arc edge of the connecting plate 22, so that the locking pin shaft and the corresponding serrations at the edge of the connecting plate 22 perform locking and limiting according to the arm section diameter of the supported crane arm 5, thereby realizing the locking effect.

In other embodiments, the locking structure may include two locking pins, a coil spring and a sleeve, where the sleeve is fixed on the connecting plate 22, the coil spring is disposed inside the sleeve, two ends of the coil spring are respectively provided with a locking pin, one ends of the two locking pins, which are far away from the coil spring, are respectively inserted into the locking holes of the two side walls of the mounting groove, the locking pin is pressed to withdraw from the locking holes, the coil spring is compressed, the support bracket 2 is rotated at this time, the angle of the support bracket 2 is adjusted, when the support bracket 2 is adjusted in place, the locking pins are aligned with the locking holes, and the locking pins are inserted into the locking holes under the restoring force of the coil spring, so as to realize locking. Of course, the sleeve can be integrally formed, or can be split, and comprises a first sleeve and a second sleeve, wherein a turned edge is arranged at one end of the first sleeve, which is close to the second sleeve, and a bolt penetrates through the turned edges of the first sleeve and the second sleeve to fixedly connect the first sleeve and the second sleeve.

The utility model further provides a transport vehicle, which comprises the boom transport tool. In this embodiment, the advantages of the transporting vehicle compared with the prior art are the same as those of the transporting tool for the boom, and the description will not be repeated.

Although the present disclosure is described above, the scope of protection of the present disclosure is not limited thereto. Various changes and modifications may be made by one skilled in the art without departing from the spirit and scope of the disclosure, and these changes and modifications will fall within the scope of the utility model.

Claims (10)

1. The utility model provides a cargo boom transportation frock, its characterized in that includes base (1) and support bracket (2), two support bracket (2) set up relatively, two support bracket (2) one end that is close to each other rotate connect in on base (1), so that two the holding surface of support bracket (2) can be close to each other or keep away from.

2. Boom transportation tool according to claim 1, further comprising a locking structure (3), the locking structure (3) being adapted to lock the corresponding support bracket (2) with the base (1).

3. The crane arm transportation tool according to claim 2, wherein the locking structure (3) comprises a locking pin shaft (31), a first locking hole (11) is formed in the base (1), a second locking hole (221) is formed in the support bracket (2), a plurality of first locking holes (11) and/or second locking holes (221) are formed in the support bracket (2) along the rotation direction, and the locking pin shaft (31) penetrates through the first locking holes (11) and the second locking holes (221) to lock the corresponding support bracket (2) and the base (1).

4. A boom transportation tool according to claim 3, wherein the locking structure (3) further comprises a limit plug (32), the limit plug (32) is arranged at one end of the locking pin (31) far away from the head, and the limit plug (32) is used for limiting the locking pin (31) to be separated from the first locking hole (11) and the second locking hole (221) when the limit plug (32) locks the corresponding support bracket (2) and the base (1).

5. The boom transportation tool according to claim 1, further comprising a rotation shaft structure (4), wherein the support bracket (2) is rotatably connected with the base (1) through the rotation shaft structure (4), the rotation shaft structure (4) comprises a rotation pin (41), a first pipe sleeve (42) and a second pipe sleeve (43), the first pipe sleeve (42) is arranged on the support bracket (2), the second pipe sleeve (43) is arranged on the base (1), and the rotation pin (41) is used for penetrating through the first pipe sleeve (42) and the second pipe sleeve (43) so that the support bracket (2) is rotatably connected with the base (1).

6. A boom transportation tool according to claim 3, characterized in that a mounting groove (12) is provided in the base (1) at a position corresponding to the support bracket (2), the support bracket (2) is at least partially inserted into the mounting groove (12), the first locking hole (11) is provided in a groove wall of the mounting groove (12), the support bracket (2) is adapted to rotate relative to the mounting groove (12) such that the first locking hole (11) and the second locking hole (221) at different positions are aligned, and/or the second locking hole (221) and the first locking hole (11) at different positions are aligned.

7. The boom transportation tool according to claim 6, wherein the support bracket (2) comprises a support plate (21) and at least one connecting plate (22) connected with the support plate (21), the support plate (21) is used for supporting the boom (5), the connecting plate (22) is located on one side of the support plate (21) facing away from the supporting surface, at least part of the connecting plate (22) is inserted into the mounting groove (12), and the second locking hole (221) is formed in the connecting plate (22).

8. The boom transportation tool according to claim 7, wherein two connecting plates (22) are arranged in parallel, and the two connecting plates (22) are respectively attached to two side groove walls of the mounting groove (12).

9. The boom transportation tool according to claim 7, wherein the connecting plate (22) is provided with a circular arc-shaped edge, the circle center corresponding to the circular arc-shaped edge is located on the rotation axis of the support bracket (2), and the second locking hole (221) is arranged along the edge of the circular arc-shaped edge.

10. A transport vehicle comprising a boom transport fixture according to any one of claims 1-9.