Rail type container portal crane

Abstract

The utility model relates to the field of portal cranes, in particular to a rail type container portal crane which comprises a portal frame, an operation room is arranged at the top of the portal frame, a hoisting mechanism is arranged at the bottom of the operation room, a connecting assembly is arranged on the side wall of the hoisting mechanism, and a supporting assembly is arranged at the bottom of the connecting assembly. The supporting assembly comprises a supporting rod and a base, the base is fixedly installed at the bottom of the supporting rod, and the supporting rod is movably inserted into the connecting assembly; the clamping groove is formed in the hoisting mechanism to be in butt joint with the connecting assembly and matched with the supporting assembly at the bottom of the connecting assembly, so that when the hoisting mechanism is placed, the hoisting mechanism can be supported, the clamping arm is in contact with the ground before the clamping arm is in contact, the supporting assembly is used for buffering, and the clamping arm is protected; and the phenomenon that the clamping arms collide with the ground is prevented.

Description

Technical Field

[0001] The utility model relates to the field of gantry cranes, in particular to a rail-type container gantry crane. Background Art

[0002] Rail-mounted container gantry crane is a kind of lifting machinery equipment used for loading and unloading containers. It is suitable for places such as ports and docks that need to handle a large number of containers. It usually consists of a rail system, a gantry structure and a lifting mechanism.

[0003] When the rail-mounted container gantry crane is not in use, the lifting mechanism needs to be placed on the ground. During the placement process, the clamping arm of the lifting mechanism will come into hard contact with the bottom surface, causing bumps and collisions, which can easily damage the clamping arm and affect the normal use of the gantry crane. Utility Model Content

[0004] Based on the above description, the utility model provides a rail-mounted container gantry crane to solve the problem that the existing rail-mounted container gantry crane is easy to bump into the clamping arm during the placement process.

[0005] The utility model provides a technical solution to the above technical problem as follows: a rail-mounted container gantry crane, comprising a gantry;

[0006] An operating room is arranged on the top of the gantry, a lifting mechanism is arranged on the bottom of the operating room, a connecting assembly is arranged on the side wall of the mechanism, and a supporting assembly is arranged on the bottom of the connecting assembly;

[0007] The support assembly comprises a support rod and a base, wherein the base is fixedly mounted on the bottom of the support rod, and the support rod is movably inserted into the interior of the connection assembly.

[0008] Furthermore, the lifting mechanism includes a lifting frame, a slot, a clamping arm and a limit block, the slot is opened on the side of the lifting frame, the clamping arm is fixedly installed on the front and rear ends of both sides of the lifting frame, and the limit block is fixedly connected to the inner wall of the slot.

[0009] On the basis of the above technical solution, the present invention can also be improved as follows.

[0010] Furthermore, the connection assembly includes a clamping block, a connecting tube, a connecting cover plate and a buffer pad, wherein the connecting tube is fixedly mounted on the bottom of the clamping block, the connecting cover plate is fixedly mounted on the bottom of the connecting tube, and the buffer pad is mounted on the bottom of the connecting cover plate.

[0011] Furthermore, the clamping block is movably installed inside the clamping slot, a threaded hole is provided on one side of the clamping block, and a threaded groove corresponding to the threaded hole is provided in the inner cavity of the clamping slot, and the threaded hole and the threaded groove are both inserted by a threaded rod.

[0012] On the basis of the above technical solution, the present invention can also be improved as follows.

[0013] Furthermore, the support assembly includes a support rod, a support block, a buffer block, a base and a cushion, the support rod is movably inserted in the inner cavity of the connecting tube, the support block is fixedly installed on the top end of the support rod, the buffer block is movably installed on the top of the support block, and the side of the buffer block away from the support block is movably fitted with the inner wall of the connecting tube, and the support assembly contacts the ground before the clamping arm.

[0014] Furthermore, the base is fixedly mounted on the bottom of the support rod, the cushion is sleeved on the side of the base, a convex block is arranged on the side of the base, and the convex block and the inner part of the cushion are provided with a groove for mutual engagement.

[0015] Furthermore, a ring groove is provided on the top surface of the base, and the inner wall of the ring groove is threadedly connected to the side wall of the connecting cover plate. The buffer pad is designed as a convex shape as a whole, and the bottom of the buffer pad is movably fitted with the inner cavity of the ring groove.

[0016] Compared with the prior art, the technical solution of this application has the following beneficial technical effects:

[0017] 1. The utility model provides a card slot on the lifting mechanism to dock the connection component, and cooperates with the support component at the bottom of the connection component. When the lifting mechanism is placed, the lifting mechanism can be supported before the clamping arm contacts the ground, and the support component is used for buffering to protect the clamping arm and prevent the clamping arm from colliding with the ground.

[0018] 2. By providing a buffer pad in the connecting assembly and a buffer block in the supporting assembly, the force can be buffered when the base contacts and collides with the ground, preventing the lifting mechanism from tilting and shaking, thereby further improving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of the three-dimensional structure of a rail-mounted container gantry crane provided in an embodiment of the utility model;

[0020] Figure 2 For this utility model Figure 1 The enlarged structural diagram at A in the middle;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the lifting mechanism in the utility model;

[0022] Figure 4 It is a three-dimensional structural schematic diagram of the connection assembly in the utility model;

[0023] Figure 5 It is a schematic diagram of the three-dimensional structure of the support assembly in the utility model.

[0024] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0025] 1. Gantry; 2. Operating room; 3. Lifting mechanism; 301. Lifting frame; 302. Slot; 303. Clamp arm; 4. Connecting assembly; 401. Block; 402. Connecting tube; 403. Connecting cover; 404. Buffer pad; 5. Support assembly; 501. Support rod; 502. Support block; 503. Buffer block; 504. Base; 505. Soft pad. DETAILED DESCRIPTION

[0026] In order to facilitate understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. Embodiments of the present application are provided in the drawings. However, the present application can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art to which this application belongs. The terms used herein in the specification of this application are only for the purpose of describing specific embodiments and are not intended to limit this application.

[0028] It should be noted that the terms "center", "up", "down", "left", "right", "vertical", "horizontal", "inside", "outside", etc. indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, or the positions or positional relationships in which the technical product is usually placed when in use. They are only for the convenience of describing the present technology 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 cannot be understood as a limitation on the present technology. In addition, "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. Therefore, the terms "first", "second", "third", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, unless otherwise specified, the meaning of "multiple" is two or more.

[0029] In addition, the terms "horizontal", "vertical", "overhanging" and the like do not mean that the components are required to be absolutely horizontal or overhanging, but can be slightly tilted. For example, "horizontal" only means that its direction is more horizontal than "vertical", and does not mean that the structure must be completely horizontal, but can be slightly tilted.

[0030] In the description of this technology, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this technology can be understood according to specific circumstances.

[0031] See also Figure 1 , Figure 3 and Figure 4 , a rail-mounted container gantry crane, comprising a gantry 1;

[0032] An operating room 2 is arranged on the top of the gantry 1, and a lifting mechanism 3 is arranged at the bottom of the operating room 2, wherein a connecting component 4 is arranged on the side wall of the mechanism, and a supporting component 5 is arranged at the bottom of the connecting component 4;

[0033] The supporting assembly 5 includes a supporting rod 501 and a base 504 . The base 504 is fixedly mounted on the bottom of the supporting rod 501 . The supporting rod 501 is movably plugged into the interior of the connecting assembly 4 .

[0034] A support assembly 5 is provided on the lifting mechanism 3, and the lifting mechanism 3 is supported by the support assembly 5, so as to support the lifting mechanism 3, so as to prevent the clamping arm 303 from hitting the ground when the lifting mechanism 3 is placed on the ground.

[0035] See also Figure 1 , Figure 2 and Figure 3 The lifting mechanism 3 of this embodiment includes a lifting frame 301, a slot 302, a clamping arm 303 and a limit block 304. The slot 302 is opened on the side of the lifting frame 301, the clamping arm 303 is fixedly installed on the front and rear ends of both sides of the lifting frame 301, and the limit block 304 is fixedly connected to the inner wall of the slot 302.

[0036] A slot 302 is provided on the lifting frame 301 to facilitate docking and installation with the supporting assembly 5 by utilizing the slot 302 .

[0037] See also Figure 3 and Figure 4The connection assembly 4 of this embodiment includes a block 401, a connection tube 402, a connection cover plate 403 and a buffer pad 404. The connection tube 402 is fixedly installed at the bottom of the block 401, the connection cover plate 403 is fixedly installed at the bottom of the connection tube 402, and the buffer pad 404 is installed at the bottom of the connection cover plate 403.

[0038] A buffer pad 404 is provided at the bottom of the connecting cover plate 403 so that the connecting cover plate 403 can be attached to the buffer pad 404 and the buffer pad 404 is used to buffer the force generated during the collision.

[0039] See also Figure 3 and Figure 4 In this embodiment, the block 401 is movably installed inside the card slot 302. A threaded hole is opened on one side of the block 401, and a threaded groove corresponding to the threaded hole is opened in the inner cavity of the card slot 302. The threaded hole and the threaded groove are both inserted by the threaded rod.

[0040] When the card block 401 is inserted into the inner cavity of the card slot 302, the limit block 304 will fit against the back of the card block 401 to limit the card block 401, and then the card block 401 is fixed to the lifting frame 301 by the rotation of the threaded rod, completing the installation of the support assembly 5.

[0041] See also Figure 4 and Figure 5 The support assembly 5 of this embodiment includes a support rod 501, a support block 502, a buffer block 503, a base 504 and a cushion 505. The support rod 501 is movably inserted into the inner cavity of the connecting tube 402, the support block 502 is fixedly installed on the top of the support rod 501, and the buffer block 503 is movably installed on the top of the support block 502. The side of the buffer block 503 away from the support block 502 is movably fitted with the inner wall of the connecting tube 402, and the support assembly 5 contacts the ground before the clamping arm 303.

[0042] The support rod 501 is inserted into the inner cavity of the connecting tube 402, and the buffer block 503 is arranged on the top of the support block 502, so that the support block 502 can transmit the force to the buffer block 503, thereby playing a buffering role.

[0043] See also Figure 4 and Figure 5 In this embodiment, the base 504 is fixedly installed at the bottom of the support rod 501, and the cushion 505 is sleeved on the side of the base 504. The side of the base 504 is provided with a protrusion, and the protrusion and the inside of the cushion 505 are provided with a groove to engage with each other.

[0044] The soft pad 505 is wear-resistant rubber and is arranged on the outer wall of the base 504 to wrap the base 504. When the base 504 is placed on the ground, it can protect the base 504 and prevent the base 504 from rubbing against the ground and causing damage to the base 504 during operation.

[0045] See also Figure 4 and Figure 5 In this embodiment, a ring groove is formed on the top surface of the base 504, and the inner wall of the ring groove is threadedly connected to the side wall of the connecting cover plate 403. The buffer pad 404 is designed as a convex shape as a whole, and the bottom of the buffer pad 404 is movably fitted with the inner cavity of the ring groove.

[0046] An annular groove is provided on the base 504 to place the buffer pad 404, and a threaded groove is provided on the inner wall of the annular groove to facilitate threaded connection with the threaded groove on the side wall of the connecting cover plate 403. The buffer pad 404 can be replaced by removing the connecting component 4 and the supporting component 5.

[0047] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A rail-mounted container gantry crane, comprising a gantry (1), characterized in that: An operating room (2) is arranged on the top of the gantry (1), a lifting mechanism (3) is arranged on the bottom of the operating room (2), a connecting assembly (4) is arranged on the side wall of the lifting mechanism (3), and a supporting assembly (5) is arranged on the bottom of the connecting assembly (4); The support assembly (5) comprises a support rod (501) and a base (504); the base (504) is fixedly mounted on the bottom of the support rod (501); and the support rod (501) is movably plugged into the interior of the connection assembly (4).

2. A rail-mounted container gantry crane according to claim 1, characterized in that: The lifting mechanism (3) comprises a lifting frame (301), a clamping slot (302), a clamping arm (303) and a limit block (304); the clamping slot (302) is provided on a side surface of the lifting frame (301); the clamping arm (303) is fixedly mounted on the front and rear ends of both sides of the lifting frame (301); and the limit block (304) is fixedly connected to the inner wall of the clamping slot (302).

3. The rail-mounted container gantry crane according to claim 1, characterized in that: The connection assembly (4) comprises a clamping block (401), a connection tube (402), a connection cover plate (403) and a buffer pad (404); the connection tube (402) is fixedly mounted on the bottom of the clamping block (401); the connection cover plate (403) is fixedly mounted on the bottom of the connection tube (402); and the buffer pad (404) is mounted on the bottom of the connection cover plate (403).

4. The rail-mounted container gantry crane according to claim 3, characterized in that: The clamping block (401) is movably installed inside the clamping slot (302), a threaded hole is provided on one side of the clamping block (401), and a threaded groove corresponding to the threaded hole is provided in the inner cavity of the clamping slot (302), and a threaded rod is inserted into both the threaded hole and the threaded groove.

5. The rail-mounted container gantry crane according to claim 1, characterized in that: The support assembly (5) comprises a support rod (501), a support block (502), a buffer block (503), a base (504) and a cushion (505); the support rod (501) is movably inserted into the inner cavity of the connecting tube (402); the support block (502) is fixedly mounted on the top of the support rod (501); the buffer block (503) is movably mounted on the top of the support block (502); and a side of the buffer block (503) away from the support block (502) is movably fitted with the inner wall of the connecting tube (402); and the support assembly (5) contacts the ground before the clamping arm (303).

6. The rail-mounted container gantry crane according to claim 5, characterized in that: The base (504) is fixedly mounted on the bottom of the support rod (501), and the cushion (505) is sleeved on the side of the base (504). The side of the base (504) is provided with a protrusion, and the protrusion and the cushion (505) are provided with a groove inside to engage with each other.

7. The rail-mounted container gantry crane according to claim 5, characterized in that: The top surface of the base (504) is provided with an annular groove, and the inner wall of the annular groove is threadedly connected to the side wall of the connecting cover plate (403); the buffer pad (404) is designed as a convex shape as a whole, and the bottom of the buffer pad (404) is movably fitted with the inner cavity of the annular groove.

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