Traveling and parallel operation adjustable rigid connecting device

Abstract

The utility model relates to a travelling crane parallel operation adjustable rigid connecting device, which comprises ear plates, ear plate connecting seats, pin shafts, connecting sleeves and adjustable connecting rods, a pair of ear plates are respectively arranged on opposite end beams of two travelling cranes, the ear plate connecting seats are fixedly connected on the ear plates through the pin shafts, one end of each connecting sleeve is fixed on one ear plate connecting seat, and the other end of each connecting sleeve is fixed on the other ear plate connecting seat through the pin shafts. Nuts are correspondingly and fixedly connected to the centers of the opposite faces, away from the connecting sleeve, of the baffle and the lug plate connecting base, through holes coaxial with the nuts are formed in the sides, close to the corresponding nuts, of the baffle and the lug plate connecting base, positive and negative threads are arranged at the two ends of the adjustable connecting rod respectively, and the adjustable connecting rod is in threaded connection between the two nuts through the positive and negative threads. And rigid connection of the two travelling cranes is realized. According to the utility model, the efficient connection of two travelling cranes can be realized, the two travelling cranes can be repeatedly used after being manufactured once, much convenience is provided for the parallel operation of the travelling cranes for hoisting large pieces, and the rigid connection mode for the parallel operation of the travelling cranes is safe and reliable.

Description

Technical Field

[0001] The utility model relates to the technical field of crane paralleling during large-scale lifting, in particular to an adjustable rigid connection device for crane paralleling. Background Art

[0002] When hoisting the generator stator at a power plant, two cranes are used in parallel. To prevent the two cranes from being out of sync, they must be rigidly connected. Currently, a fixed-size rod is often welded directly to the end beams of the two cranes for fastening. This method is inconvenient to assemble and disassemble, cannot be reused, and is difficult to adjust the distance between the cranes when hoisting equipment of different sizes, making it inconvenient to use. Summary of the Invention

[0003] The utility model aims to solve the deficiencies of the prior art and provides an adjustable rigid connection device for paralleling vehicles.

[0004] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an adjustable rigid connection device for assembling cranes, comprising an ear plate, an ear plate connecting seat, a pin shaft, a connecting sleeve, and an adjustable connecting rod. A pair of ear plates are respectively installed on the opposite end beams of the two cranes, and the ear plate connecting seat is fixedly connected to the ear plate by a pin shaft. One end of the connecting sleeve is fixed to an ear plate connecting seat, and the other end is fixedly connected to a baffle. Nuts are fixedly connected to the centers of the opposite surfaces of the baffle and the ear plate connecting seat away from the connecting sleeve respectively. A through hole coaxial with the nut is provided on the side of the baffle and the ear plate connecting seat adjacent to the corresponding nut. The two ends of the adjustable connecting rod are respectively provided with positive and negative threads, and the adjustable connecting rod is threadedly connected between the two nuts through the positive and negative threads to achieve a rigid connection between the two cranes.

[0005] In particular, the ear plate connecting seat includes a vertical plate, a pair of first connecting plates are fixedly connected to one side of the vertical plate, a second connecting plate is fixedly connected to the top and bottom of the first connecting plate adjacent to one end of the vertical plate, and pin holes are correspondingly provided on the first connecting plate and the ear plate. A pair of ear plates are located between the pair of first connecting plates and are connected and fixed by a pin shaft passing through the pin holes.

[0006] Particularly, the connecting sleeve is a seamless steel pipe, one end of which is fixedly connected to a side of the vertical plate away from the first connecting plate.

[0007] In particular, a non-threaded portion is provided in the middle of the adjustable connecting rod, and a handle is fixed to the non-threaded portion.

[0008] In particular, the bottom of the ear plate is welded to the top of the end beam of the crane.

[0009] In particular, an inverted U-shaped mounting seat is fixed to the bottom of a pair of ear plates, the mounting seat is clamped on the end beam, and the side wall of the mounting seat is connected and fixed to the end beam by bolts.

[0010] The beneficial effects of the utility model are as follows: the utility model can realize the efficient connection of two cranes by arranging ear plates, ear plate connecting seats, connecting sleeves, baffles, nuts, and adjustable connecting rods, and the device has a simple structure and is easy to assemble and disassemble. It can be adjusted according to the size of the lifting equipment, is flexible and convenient to use, and can be reused many times after being made once, which provides many conveniences for the crane and crane paralleling work of large-scale lifting, and the rigid connection method of the crane and crane paralleling is safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a main schematic diagram of the utility model;

[0012] Figure 2 It is a top view schematic diagram of the utility model;

[0013] Figure 3 This is a top view of the connection between the connecting sleeve and the ear plate connecting seat of the utility model;

[0014] Figure 4 This is a schematic diagram of the front view of the connection between the connecting sleeve and the ear plate connecting seat of the utility model;

[0015] Figure 5 This is a schematic diagram of the adjustable connecting rod structure of the utility model;

[0016] Figure 6 This is a schematic diagram of the connection between the ear plate and the mounting plate of the utility model;

[0017] In the figure: 1 - ear plate; 101 - mounting plate; 2 - ear plate connecting seat; 201 - vertical plate; 202 - first connecting plate; 203 - second connecting plate; 204 - pin hole; 3 - pin shaft; 4 - connecting sleeve; 5 - adjustable connecting rod; 501 - non-threaded portion; 502 - handle; 6 - end beam; 7 - baffle; 8 - nut;

[0018] The following is a detailed description of the embodiments of the present invention with reference to the accompanying drawings. DETAILED DESCRIPTION

[0019] The present invention will be further described below with reference to the accompanying drawings and embodiments:

[0020] Example 1

[0021] like Figure 1-Figure 5As shown, an adjustable rigid connection device for parallel cranes comprises an ear plate 1, an ear plate connecting seat 2, a pin shaft 3, a connecting sleeve 4, and an adjustable connecting rod 5. A pair of ear plates 1 are respectively installed on the opposite end beams 6 of the two cranes, and the bottom of the ear plate 1 is welded to the top of the end beam 6 of the crane. The ear plate connecting seat 2 is fixedly connected to the ear plate 1 through the pin shaft 3. One end of the connecting sleeve 4 is fixed to an ear plate connecting seat 2, and the other end is fixedly connected to a baffle 7. The centers of the opposite surfaces of the baffle 7 and the ear plate connecting seat 2 away from the connecting sleeve 4 are fixedly provided with nuts 8. A through hole coaxial with the nut 8 is provided on the side of the baffle 7 and the ear plate connecting seat 2 adjacent to the corresponding nut 8. The two ends of the adjustable connecting rod 5 are respectively provided with positive and negative threads, and the adjustable connecting rod 5 is threadedly connected between the two nuts 8 through positive and negative threads to realize the rigid connection of the two cranes.

[0022] The ear plate connecting seat 2 includes a vertical plate 201, a pair of first connecting plates 202 are fixedly connected to one side of the vertical plate 201, and the top and bottom of the first connecting plate 202 are fixedly connected to one end of the vertical plate 201, and pin holes 204 are correspondingly provided on the first connecting plate 202 and the ear plate 1. The pair of ear plates 1 are located between the pair of first connecting plates 202 and are connected and fixed by a pin shaft 3 passing through the pin hole 204; the connecting sleeve 4 is a seamless steel pipe, one end of which is fixed to the side of the vertical plate 201 away from the first connecting plate 202; the adjustable connecting rod 5 is provided with a non-threaded portion 501 in the middle, and the non-threaded portion 501 is fixed with a handle 502.

[0023] Example 2

[0024] like Figure 3-Figure 6 As shown, a rigid connection device for assembling cranes can be adjusted, comprising an ear plate 1, an ear plate connecting seat 2, a pin 3, a connecting sleeve 4, and an adjustable connecting rod 5. A pair of ear plates 1 are respectively installed on the opposite end beams 6 of the two cranes, and an inverted U-shaped mounting seat 101 is fixedly connected to the bottom of the pair of ear plates 1. The mounting seat 101 is clamped on the end beam 6, and the side wall of the mounting seat 101 is fixed to the end beam 6 by bolts; the ear plate connecting seat 2 is fixedly connected to the ear plate 1 by a pin 3, and one end of the connecting sleeve 4 is fixedly connected to a baffle 7. The baffle 7 and the ear plate connecting seat 2 away from the connecting sleeve 4 are fixedly provided with a nut 8 at the center of the opposite surface. The baffle 7 and the ear plate connecting seat 2 are adjacent to the corresponding nut 8. A through hole coaxial with the nut 8 is provided on one side, and positive and negative threads are respectively provided at both ends of the adjustable connecting rod 5, and the adjustable connecting rod 5 is threadedly connected between the two nuts 8 through positive and negative threads to achieve a rigid connection between the two cranes.

[0025] The ear plate connecting seat 2 includes a vertical plate 201, a pair of first connecting plates 202 are fixedly connected to one side of the vertical plate 201, and the top and bottom of the first connecting plate 202 are fixedly connected to one end of the vertical plate 201, and pin holes 204 are correspondingly provided on the first connecting plate 202 and the ear plate 1. The pair of ear plates 1 are located between the pair of first connecting plates 202 and are connected and fixed by a pin shaft 3 passing through the pin hole 204; the connecting sleeve 4 is a seamless steel pipe, one end of which is fixed to the side of the vertical plate 201 away from the first connecting plate 202; the adjustable connecting rod 5 is provided with a non-threaded portion 501 in the middle, and the non-threaded portion 501 is fixed with a handle 502.

[0026] Determine the parallel crane spacing according to the stator hoisting technical requirements, and manufacture the various components of the adjustable rigid connection device for parallel cranes according to the parallel crane spacing size. When in use, weld the ear plate 1 to the end beam 6, or bolt the mounting seat 101 at the bottom of the ear plate 1 to the end beam 6, and install the ear plate connecting seat 2, the connecting sleeve 4, and the adjustable connecting rod 5 on the ear plate 1 through the pin shaft 3 to connect the two cranes together. When the parallel crane spacing is adjusted, hold the handle 502 and turn the adjustable connecting rod 5, tighten the adjustable connecting rod 5, and apply a certain tension to achieve a rigid connection between the two cranes.

[0027] The utility model can realize the efficient connection of two cranes, and the device has a simple structure and is easy to assemble and disassemble. It can be reused many times after being made once, which provides many conveniences for the crane paralleling work of large-scale lifting. The rigid connection method of the crane paralleling is safe and reliable.

[0028] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like to indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation to the present invention.

[0029] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of this utility model, "plurality" means at least two, such as two, three, etc., unless otherwise specifically defined.

[0030] In this utility model, unless otherwise specified or limited, the terms "installed," "connected," "connect," "fixed," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection, electrical connection, or communication; direct connection or indirect connection through an intermediate medium; internal communication between two elements or interaction between two elements, unless otherwise specified. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0031] The above is an exemplary description of the present invention in conjunction with the accompanying drawings. It is obvious that the specific implementation of the present invention is not limited to the above-mentioned method. As long as various improvements are made using the method concept and technical solution of the present invention, or they are directly applied to other occasions without improvement, they are all within the scope of protection of the present invention.

Claims

1. An adjustable rigid connection device for paralleling vehicles, characterized in that: The invention comprises an ear plate (1), an ear plate connecting seat (2), a pin shaft (3), a connecting sleeve (4), and an adjustable connecting rod (5). A pair of ear plates (1) are respectively installed on the end beams (6) of the two cranes. The ear plate connecting seat (2) is fixedly connected to the ear plate (1) through the pin shaft (3). One end of the connecting sleeve (4) is fixed to one ear plate connecting seat (2), and the other end is fixedly connected to a baffle (7). Nuts (8) are fixedly connected to the centers of the opposite surfaces of the baffle (7) and the ear plate connecting seat (2) away from the connecting sleeve (4). A through hole coaxial with the nut (8) is provided on one side of the baffle (7) and the ear plate connecting seat (2) adjacent to the corresponding nut (8). Both ends of the adjustable connecting rod (5) are respectively provided with positive and negative threads, and the adjustable connecting rod (5) is threadedly connected between the two nuts (8) through the positive and negative threads, so as to realize the rigid connection of the two cranes.

2. The adjustable rigid connection device for paralleling vehicles according to claim 1, characterized in that: The ear plate connecting seat (2) includes a vertical plate (201), a pair of first connecting plates (202) are fixedly connected to one side of the vertical plate (201), a second connecting plate (203) is fixedly connected to the top and bottom of the first connecting plate (202) adjacent to one end of the vertical plate (201), pin holes (204) are correspondingly provided on the first connecting plate (202) and the ear plate (1), and the pair of ear plates (1) are located between the pair of first connecting plates (202) and are connected and fixed by a pin shaft (3) passing through the pin hole (204).

3. The adjustable rigid connection device for paralleling vehicles according to claim 2, characterized in that: The connecting sleeve (4) is a seamless steel pipe, one end of which is fixedly connected to the side of the vertical plate (201) away from the first connecting plate (202).

4. The adjustable rigid connection device for paralleling vehicles according to claim 1, characterized in that: A non-threaded portion (501) is provided in the middle of the adjustable connecting rod (5), and a handle (502) is fixed to the non-threaded portion (501).

5. The adjustable rigid connection device for paralleling vehicles according to claim 1, characterized in that: The bottom of the ear plate (1) is welded to the top of the end beam (6) of the crane.

6. The adjustable rigid connection device for paralleling vehicles according to claim 1, characterized in that: An inverted U-shaped mounting seat (101) is fixed to the bottom of a pair of ear plates (1), the mounting seat (101) is clamped on the end beam (6), and the side wall of the mounting seat (101) is connected and fixed to the end beam (6) by bolts.

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