Stable mounting structure of shipbuilding portal crane

Abstract

The utility model belongs to the technical field of large cranes, and particularly relates to a stable mounting structure of a shipbuilding portal crane, which comprises a track 10, a trolley 11 arranged on the track 10, a stand column 12 fixedly connected onto the trolley 11, a wedge-shaped groove 13 with a wide upper part and a narrow lower part arranged on the trolley 11, two sliding seats 17 which are arranged at the bottom end of the stand column 12 and are consistent with the wedge-shaped groove 13 in shape, and two sides of the trolley 11 are fixedly connected with the two sliding seats 17. A supporting rod 15 is connected into each sliding base 17 in a sliding mode, and the two supporting rods 15 are symmetrical to each other and arranged in an inclined mode. The supporting rod 15 is used for supporting the trolley 11, mounting and positioning of the stand column 12 are facilitated, the mounting stability is improved, operation is more convenient and efficient, the efficiency of erecting of the shipbuilding portal crane is improved, the wedge-shaped groove 13 is used for guiding the wedge-shaped head 14, and therefore the stand column 12 is more accurately mounted on the trolley 11, the mounting convenience and accuracy are improved, and the shipbuilding portal crane is more convenient to use. After the stand column 12 is installed on the trolley 11, the supporting rod 15 can be combined with the stand column 12 and the trolley 11 into a whole, and the structural stability of the shipbuilding portal crane is improved.

Description

Technical Field

[0001] This utility model belongs to the field of large crane technology, specifically a stable installation structure for shipbuilding gantry cranes. Background Technology

[0002] A shipbuilding gantry crane is a type of lifting equipment specifically designed for the shipbuilding industry. It is typically installed in a dock or shipyard and consists of a large steel structure, resembling a giant gantry that can span the entire dock or construction area. In the booming development of the modern shipbuilding industry, gantry cranes have become an indispensable and critical piece of large equipment in the shipbuilding process.

[0003] During the construction of shipbuilding gantry cranes, how to efficiently and stably install and erect the massive shipbuilding gantry cranes is a difficulty and challenge that the industry must face. The traditional method of installing shipbuilding gantry cranes is to set up the trolley on the track, use a crane to move the column above the trolley, and then have workers adjust the installation position of the column. After installation, steel cables are used to pass through the top of the column and fix the end of the steel cables to the ground, thereby temporarily fixing the trolley and the column. Then, the crossbeam is fixed between the two columns.

[0004] This method of installation is inefficient and has poor stability, which is not conducive to the rapid construction and commissioning of shipyards, and thus affects the production and market competitiveness of manufacturers. Therefore, there is a need for a method and structure that can efficiently and stably install and erect shipbuilding gantry cranes. Utility Model Content

[0005] To overcome the shortcomings of existing technologies, this invention addresses the technical problem by setting up a support rod that slides to a lower position during the erection of a shipbuilding gantry crane, thus supporting the trolley. This facilitates the installation and positioning of the column, improves installation stability, and is more convenient and efficient than the traditional method of temporarily fixing the trolley with steel cables. The wedge groove guides and limits the wedge head, allowing the column to be installed more accurately on the trolley, improving installation convenience and accuracy. After the column is installed and fixed, the wedge groove and wedge head interlock, increasing the firmness of the connection between the column and the trolley, thereby improving the overall structural stability of the shipbuilding gantry crane. After the column is installed on the trolley, the support rod is moved upwards until the connecting plate contacts the column and is fixed to the column. Simultaneously, fixing bolts are used to fix the base plate to the slide block, ensuring the support rod is firmly integrated with the column and the trolley, further enhancing the structural stability of the shipbuilding gantry crane.

[0006] The utility model discloses in order to realize above -mentioned purpose provides following technical scheme: a kind of shipbuilding gantry crane stable installation structure, including track, track is provided with trolley, column can be fixedly connected on the trolley, the wedge-shaped slot of upper wide lower narrow is set in the corresponding position of column on the trolley, the bottom end of the column is provided with with wedge-shaped slot shape consistent, the trolley is respectively provided with two groups of mutually symmetrical support rod components at the both sides of track.

[0007] The support rod component includes a sliding seat, two sliding seats are fixedly connected to the both sides of the trolley, a support rod is slidably connected to each sliding seat, the two support rods are mutually symmetrical and obliquely arranged, a sliding groove is formed in the both sides of each support rod, and a sliding pin is arranged in each sliding groove.

[0008] A cover plate is fixedly connected to the bottom end of each support rod, a plurality of bolt holes are uniformly formed in the cover plate, a fixing bolt for fixedly connecting the bottom plate and the sliding seat is arranged in each bolt hole, and a wave groove is uniformly formed in the bottom of each cover plate.

[0009] A connecting plate is fixedly connected to the top end of each support rod, each connecting plate can be fixedly connected to the column by means of bolts, and a cover plate for covering the support rod is fixedly connected to each sliding seat.

[0010] A group of bolt holes are formed in each sliding seat, bolt holes are formed in the corresponding positions of each support rod, and a bolt can be inserted into the bolt holes of the support rod and the sliding seat.

[0011] Compared with the prior art, the utility model has the advantages that:

[0012] (1) By arranging the support rod, the support rod can be moved to a low position to support the trolley during the erection of the shipbuilding gantry crane, the installation and positioning of the column are facilitated, the installation stability is improved, and compared with the conventional method of temporarily fixing the trolley by means of a steel cable, the operation is more convenient and efficient, and the erection efficiency of the shipbuilding gantry crane is improved.

[0013] (2) The wedge-shaped slot guides and limits the wedge-shaped head, so that the column can be more accurately installed on the trolley, the convenience and accuracy of installation are improved, and after the column is installed and fixed, the wedge-shaped slot and the wedge-shaped head are inserted, the combination between the column and the trolley is improved, and the structural stability of the shipbuilding gantry crane is improved.

[0014] (3) After the column is installed on the trolley, the support rod is moved upward until the connecting plate contacts the column and is fixed on the column, and the bottom plate and the sliding seat are fixedly connected by means of the fixing bolt, so that the support rod can be firmly combined with the column and the trolley, and the structural stability of the shipbuilding gantry crane is further improved. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a perspective view of the present patent.

[0016] Figure 2 It is Figure 1 It is a local enlarged view at A in the middle.

[0017] Figure 3 It is a structural schematic view when being installed.

[0018] Figure 4 It is a structural schematic view at the support rod and the sliding seat.

[0019] Figure 5 It is a structural schematic view at the support rod and the sliding seat.

[0020] Reference signs: track 10; trolley 11; stand 12; wedge-shaped groove 13; wedge-shaped head 14; support rod 15; connecting plate 16; sliding seat 17; sliding pin 18; bolt hole 19; bolt 20; cover plate 21; bottom plate 22; wave groove 23; fixing bolt 24; bolt hole 25; sliding groove 26. DETAILED DESCRIPTION

[0021] In order for those skilled in the art to better understand the present patent scheme, the technical scheme in the embodiments of the present patent will be clearly and completely described below in combination with the drawings in the embodiments of the present patent.

[0022] As Figures 1-5 shown, a shipbuilding portal crane stable installation structure, including track 10, track 10 is arranged with trolley 11, trolley 11 both sides are symmetrically distributed and fixedly connected with sliding seat 17 at both sides of track 10, each sliding seat 17 is slidably connected with support rod 15, two support rods 15 are symmetrically and obliquely arranged, each support rod 15 is provided with sliding groove 26 at both sides, each sliding seat 17 is provided with sliding pin 18 which is slidably connected with sliding groove 26 at the corresponding position of each sliding groove 26, the upper side of trolley 11 is fixedly provided with stand 12 between two support rods 15, each support rod 15 is fixedly connected with connecting plate 16 which can be fixedly connected with stand 12, and each support rod 15 is fixedly connected with bottom plate 22 which can be fixedly connected with sliding seat 17.

[0023] By setting support rod 15, the support rod 15 can be slid to the low position to contact the ground during the erection of the shipbuilding portal crane, thereby supporting the trolley 11, facilitating the installation and positioning of the stand 12, improving the installation stability, and compared with the traditional way of temporarily fixing the trolley by steel cable, the operation is more convenient and efficient, and the erection efficiency of the shipbuilding portal crane is improved.

[0024] As Figures 1-5As shown, the trolley 11 is provided with a wedge-shaped slot 13 with a wide top and a narrow bottom at the position corresponding to the column 12, and the bottom end of the column 12 is provided with a wedge-shaped head 14 consistent with the shape of the wedge-shaped slot 13. The position of the trolley 11 for installing the sliding seat 17 is sunken, which facilitates the contact of the support rod 15 and the bottom plate 22 with the ground and lowers the overall gravity center of the structure, thereby improving the stability of the installation and the overall shipbuilding gantry.

[0025] By setting the wedge-shaped slot 13 and the wedge-shaped head 14, the wedge-shaped slot 13 can guide and limit the wedge-shaped head 14 during the installation of the column 12 on the trolley 11, so that the column 12 is more accurately installed on the trolley 11, improving the convenience and accuracy of installation. After the column 12 is installed and fixed, the wedge-shaped slot 13 and the wedge-shaped head 14 are inserted, which can improve the firmness of the combination between the column 12 and the trolley 11, thereby improving the structural stability of the overall shipbuilding gantry.

[0026] As shown, Figures 1-5 Each connecting plate 16 can be fixedly connected with the column 12 through a set of bolts, each bottom plate 22 is provided with a plurality of bolt holes 25, and each bolt hole 25 can be provided with a fixing bolt 24 fixedly connected with the sliding seat 17. A set of wave grooves 23 are uniformly distributed on the bottom side of each bottom plate 22.

[0027] After the column 12 is installed on the trolley 11, the support rod 15 is moved upward until the connecting plate 16 contacts the column 12 and is fixed on the column 12, and the bottom plate 22 is fixedly connected with the sliding seat 17 by using the fixing bolt 24, so that the support rod 15 can be firmly combined with the column 12 and the trolley 11 as a whole, further improving the structural stability of the shipbuilding gantry. And due to the setting of the wedge-shaped slot 13 and the wedge-shaped head 14, the position of the column 12 and the connecting plate 16 corresponds accurately, ensuring that the connecting plate 16 can be accurately fixedly connected with the column 12.

[0028] At the same time, by setting the wave groove 23, the stability between the bottom plate 22 and the ground when the support rod 15 is supported on the ground can be improved, the support effect is improved, the stability of the trolley 11 during installation of the column 12 is ensured, and when the bottom plate 22 supports the ground, the bottom plate 22 can be more firmly fixed with the ground by inserting articles such as ground nails in the bolt hole 25, avoiding the trolley 11 from slipping along the length direction of the track 10, further improving the stability of supporting the trolley 11 and facilitating the installation of the column 12.

[0029] As shown, Figures 1-5 Each sliding seat 17 is fixedly connected with a cover plate 21 that covers the support rod 15, and each sliding seat 17 and support rod 15 is provided with a set of through insertion hole 19 at the corresponding position when the support rod 15 supports the ground, and each set of insertion hole 19 can be inserted with a plug 20.

[0030] By setting the latch hole 19 and the latch 20, the relative position between the support rod 15 and the sliding base 17 can be locked when the support rod 15 supports the ground through the bottom plate 22, so that the support rod 15 can stably support the trolley 11.

[0031] In this embodiment, when installing the shipbuilding gantry crane, first, the trolley 11 is erected on the track 10 by the crane, then the operator slides the support rod 15 downward, so that the bottom side of the bottom plate 22 is in contact with the ground, and the bottom plate 22 is inserted into the corresponding latch hole 19, the relative position between the support rod 15 and the sliding base 17 is locked, then the operator inserts the ground nail through the bolt hole 25 into the ground to firmly fix the bottom plate 22 on the ground, then the support rod 15 can stably support the trolley 11, and the trolley 11 is temporarily limited at the specified installation position.

[0032] Subsequently, the operator moves the column 12 above the trolley 11 by the crane and stably moves the column 12 downward, when the wedge-shaped head 14 on the column 12 gradually enters the wedge-shaped groove 13, the wedge-shaped groove 13 guides the wedge-shaped head 14 and guides the column 12 to be accurately positioned, until the column 12 is stably placed above the trolley 11, the operator fastens and connects the column 12 and the trolley 11 with bolts, compared with the traditional way of temporarily fixing the trolley 11 and the column 12 by steel cable, it can provide more stable support effect, and all fixing operations are completed near the ground, without the need for high-altitude operation, thus being more convenient and safe.

[0033] When the installation of the columns 12 on the two tracks 10 is completed, the operator installs the crossbeam of the shipbuilding gantry crane by the crane, after the crossbeam is installed, the operator removes all ground nails for fixing the bottom plate 22, and pulls out the latch 20 from the latch hole 19, and the shipbuilding gantry crane is completed on the track 10.

[0034] Then, the operator slides the support rod 15 upward in sequence, so that the connecting plate 16 is in contact with the surface of the column 12 and is fixed with the column 12 through a set of bolts, at this time, the bottom plate 22 is in contact with the bottom side of the sliding base 17, and the bottom plate 22 and the sliding base 17 are firmly fixed through the fixing bolts 24, at this time, the support rod 15 can serve as an inclined beam, firmly combine the column 12 and the trolley 11 and provide lateral support force, improve the structural strength between the column 12 and the trolley 11, and further improve the stability of the shipbuilding gantry crane as a whole.

[0035] As used in the specification and claims, certain terms have particular meanings. Those of skill in the art will understand that one or more embodiments described herein can be implemented without those particular terms. Terms, such as those defined in the Dictionary of

[0036] It is to be understood that the terms "including", "comprising", "consisting" and "consisting essentially of" or any variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises, has, or consists of any feature recited herein is not limited to consisting only of the feature or consisting only of the feature plus sub-features.

[0037] The foregoing description discloses and describes a few preferred embodiments of the present application only, and it is understood that the application is not limited to these preferred embodiments, but is applicable to many other combinations, modifications and environments within the scope of the application as described in the appended claims.

Claims

1. A shipbuilding gantry crane stable mounting structure, characterized by, The utility model provides a kind of movable platform, including track (10), trolley (11) is arranged on the track (10), column (12) can be fixedly connected on the trolley (11), wedge-shaped slot (13) of wide upper and narrow lower is opened at the corresponding position of column (12) on the trolley (11), the bottom of column (12) is provided with the shape consistent with wedge-shaped slot (13), the trolley (11) is located at the both sides of track (10) respectively is provided with two groups of mutually symmetrical support rod components.

2. A stable installation structure for a shipbuilding gantry crane according to claim 1, characterized in that, The support rod component includes slide (17), two slide (17) are symmetrically distributed and fixedly connected on the both sides of trolley (11), each slide (17) is slidably connected with support rod (15), two support rods (15) are mutually symmetrical and are arranged obliquely, each support rod (15) is provided with sliding slot (26) on both sides, each slide (17) is provided with sliding pin (18) slidably connected with corresponding sliding slot (26).

3. A stable installation structure of a shipbuilding gantry crane according to claim 2, characterized in that, The bottom of each support rod (15) is fixedly connected with cover plate (21), the cover plate (21) is evenly distributed and provided with a plurality of bolt holes (25), each bolt hole (25) can be provided with fixing bolt (24) for fixedly connecting bottom plate (22) and slide (17), the bottom of each cover plate (21) is evenly distributed and provided with wave groove (23).

4. A stable installation structure of a shipbuilding gantry crane according to claim 2, characterized in that, The top of each support rod (15) is fixedly connected with connecting plate (16), each connecting plate (16) can be fixedly connected with column (12) by bolt, each slide (17) is fixedly connected with cover plate (21) of shield support rod (15).

5. A stable installation structure of a shipbuilding gantry crane according to claim 2, wherein Each slide (17) is provided with a group of latch hole (19), each support rod (15) is provided with latch hole (19) at corresponding position, and the latch hole (19) on the support rod (15) and the slide (17) can be inserted with latch (20).

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