Maintenance assembly for hydraulic crane

Abstract

The utility model relates to the technical field of marine hydraulic cranes, in particular to a maintenance assembly for a hydraulic crane, which comprises a rotating base, a mounting frame is fixedly mounted in the center of the top of the rotating base, a support arm is movably mounted at the bottom end of the right side of the mounting frame, and an electric capstan is fixedly mounted on the left side of the mounting frame. The electric capstan is provided with a steel cable with one end extending to the position below the supporting arm, and the end, away from the electric capstan, of the steel cable is fixedly connected with a lifting hook. According to the maintenance assembly for the hydraulic crane, through the arranged processing mechanism, when the maintenance assembly is used, a steel wire rope can be automatically cleaned and sprayed with new lubricating oil, the purpose of automatically maintaining the steel wire rope is achieved, and the problems that when an existing steel wire rope is maintained, the steel wire rope needs to be detached from the hydraulic crane and then installed after maintenance is completed, and maintenance is inconvenient are solved. The whole maintenance process is time-consuming and labor-consuming, and the maintenance efficiency of the steel wire rope is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of marine hydraulic cranes, in particular to a maintenance component for hydraulic cranes. Background Art

[0002] Hydraulic crane is a large deck machine on board a ship, used for loading and unloading cargo. Hydraulic crane mainly involves the coordinated work of mechanical system, hydraulic system and operating system.

[0003] The wire rope is one of the important components of the hydraulic crane. When in use, the wire rope needs to be regularly cleaned and lubricated to reduce friction and wear. However, the existing wire rope needs to be removed from the hydraulic crane for maintenance and then installed after the maintenance is completed. The entire maintenance process is relatively time-consuming and labor-intensive, which reduces the efficiency of wire rope maintenance. Therefore, a maintenance component for a hydraulic crane is proposed to solve the above problem. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a maintenance component for a hydraulic crane, which has the advantages of automatic maintenance, etc., and solves the problem that the existing wire rope needs to be removed from the hydraulic crane during maintenance and then installed again after the maintenance is completed. The entire maintenance process is relatively time-consuming and labor-intensive, which reduces the efficiency of wire rope maintenance.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a maintenance component for a hydraulic crane, comprising a rotating base, a mounting frame is fixedly installed at the top center of the rotating base, a support arm is movably installed at the right bottom end of the mounting frame, an electric winch is fixedly installed on the left side of the mounting frame, the electric winch is provided with a steel cable with one end extending to the bottom of the support arm, the end of the steel cable away from the electric winch is fixedly connected with a hook, a cleaning bin is fixedly installed at the right top end of the mounting frame and on the front and rear sides of the steel cable, and an automatic maintenance wire rope processing mechanism is provided inside the cleaning bin.

[0006] Furthermore, fixed blocks are fixedly installed on the right top end of the mounting frame and on the front and rear sides of the steel cable, and connecting blocks are fixedly installed on the opposite sides of the two cleaning bins. A fixing screw with one end penetrating the connecting block and extending to the left side of the fixed block is movably installed on the right side of the connecting block, and a fixing nut is threadedly connected to the left end of the outer peripheral wall of the fixing screw.

[0007] Further, the processing mechanism includes a first arc-shaped spray head, a brush, a second arc-shaped spray head, a first nozzle, a second nozzle and a third arc-shaped spray head. The first arc-shaped spray head is fixedly installed at the inner right end of the cleaning bin, a brush is provided at the inner right end of the cleaning bin and on the left side of the first arc-shaped spray head, the second arc-shaped spray head is fixedly installed at the inner right end of the cleaning bin and on the left side of the brush, the first nozzle is fixedly installed at the inner left end of the cleaning bin, the second nozzle is fixedly installed at the inner left end of the cleaning bin and on the left side of the first nozzle, and the third arc-shaped spray head is fixedly installed at the inner left end of the cleaning bin and on the left side of the second nozzle.

[0008] Furthermore, the top of the first arc-shaped nozzle is connected to a liquid inlet pipe with one end passing through and extending to the top of the cleaning bin, the top of the second arc-shaped nozzle is connected to a water inlet pipe with one end passing through and extending to the top of the cleaning bin, the two front and rear first nozzles are connected to an air inlet pipe with one end passing through and extending to the outside of the cleaning bin on their opposite sides, the two front and rear second nozzles are connected to a hot air pipe with one end passing through and extending to the outside of the cleaning bin on their opposite sides, and the top of the third arc-shaped nozzle is connected to an oil inlet pipe with one end passing through and extending to the top of the cleaning bin.

[0009] Furthermore, steel cable holes are provided on both the left and right sides of the cleaning bin, the steel cable holes match the steel cables, and the front and rear cleaning bins are fixedly connected by buckles.

[0010] Furthermore, mounting plates are fixedly installed inside the cleaning bin and on the left and right sides of the brush, the brush is rotatably installed between the mounting plates, a driving motor is fixedly installed on the left mounting plate, and the output end of the driving motor passes through the mounting plate and is fixedly connected to the brush.

[0011] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0012] 1. The maintenance component for the hydraulic crane can automatically clean the wire rope and spray new lubricating oil on it when in use through the processing mechanism, thereby achieving the purpose of automatic maintenance of the wire rope and solving the problem that the existing wire rope needs to be disassembled from the hydraulic crane during maintenance and then installed after the maintenance is completed. The whole maintenance process is relatively time-consuming and labor-intensive, which reduces the maintenance efficiency of the wire rope.

[0013] 2. The maintenance component for the hydraulic crane facilitates the user to quickly disassemble and clean the bin when in use through the provided fixing screw, fixing nut and buckle, thereby improving the practicality of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 This is a cutaway stereoscopic view of the cleaning chamber of the utility model;

[0016] Figure 3 For this utility model Figure 1 Enlarged view of point A in the middle;

[0017] Figure 4 This is a schematic diagram of the brush structure of the utility model.

[0018] In the figure: 1 rotating base, 2 mounting frame, 21 fixing block, 22 connecting block, 23 fixing screw, 24 fixing nut, 3 supporting arm, 4 hook, 5 electric winch, 6 steel cable, 7 cleaning chamber, 71 steel cable hole, 8 buckle, 9 processing mechanism, 91 first arc-shaped spray head, 92 brush, 93 second arc-shaped spray head, 94 first nozzle, 95 second nozzle, 96 third arc-shaped spray head. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-4 In this embodiment, a maintenance component for a hydraulic crane includes a rotating base 1, a mounting frame 2 is fixedly installed at the top center of the rotating base 1, a support arm 3 is movably installed at the right bottom end of the mounting frame 2, an electric winch 5 is fixedly installed on the left side of the mounting frame 2, a steel cable 6 with one end extending to the bottom of the support arm 3 is provided on the electric winch 5, a hook 4 is fixedly connected to the end of the steel cable 6 away from the electric winch 5, a cleaning bin 7 is fixedly installed at the top right side of the mounting frame 2 and at the front and rear sides of the steel cable 6, and a processing mechanism 9 for automatically maintaining the steel cable 6 is provided inside the cleaning bin 7.

[0021] In this embodiment, a fixing block 21 is fixedly installed at the top right side of the mounting frame 2 and at the front and rear sides of the steel cable 6, and a connecting block 22 is fixedly installed on the opposite sides of the two cleaning bins 7. A fixing screw 23 with one end penetrating the connecting block 22 and extending to the left side of the fixing block 21 is movably installed on the right side of the connecting block 22, and a fixing nut 24 is threadedly connected to the left end of the outer peripheral wall of the fixing screw 23.

[0022] Specifically, the fixed screw 23 and the fixed nut 24 are provided to facilitate the user to assemble the cleaning bin 7 .

[0023] In this embodiment, the processing mechanism 9 includes a first arc-shaped spray head 91, a brush 92, a second arc-shaped spray head 93, a first nozzle 94, a second nozzle 95 and a third arc-shaped spray head 96. The first arc-shaped spray head 91 is fixedly installed at the right end of the interior of the cleaning chamber 7, a brush 92 is provided at the right end of the interior of the cleaning chamber 7 and located on the left side of the first arc-shaped spray head 91, the second arc-shaped spray head 93 is fixedly installed at the right end of the interior of the cleaning chamber 7 and located on the left side of the brush 92, the first nozzle 94 is fixedly installed at the left end of the interior of the cleaning chamber 7, the second nozzle 95 is fixedly installed at the left end of the interior of the cleaning chamber 7 and located on the left side of the first nozzle 94, and the third arc-shaped spray head 96 is fixedly installed at the left end of the interior of the cleaning chamber 7 and located on the left side of the second nozzle 95;

[0024] The top of the first arc-shaped nozzle 91 is connected to a liquid inlet pipe with one end penetrating through and extending to the top of the cleaning bin 7; the top of the second arc-shaped nozzle 93 is connected to a water inlet pipe with one end penetrating through and extending to the top of the cleaning bin 7; the opposite sides of the front and rear first nozzles 94 are connected to an air inlet pipe with one end penetrating through and extending to the outside of the cleaning bin 7; the opposite sides of the front and rear second nozzles 95 are connected to a hot air pipe with one end penetrating through and extending to the outside of the cleaning bin 7; the top of the third arc-shaped nozzle 96 is connected to an oil inlet pipe with one end penetrating through and extending to the top of the cleaning bin 7.

[0025] Specifically, the first arc-shaped nozzle 91 can spray degreasing agent to dissolve the old oil on the surface of the steel cable 6, the brush 92 can brush away the debris on the surface of the steel cable 6, the second arc-shaped nozzle 93 can spray clean water to rinse the surface of the steel cable 6, the high-pressure gas sprayed by the first nozzle 94 can blow away the water droplets attached to the surface of the steel cable 6, the hot air sprayed by the second nozzle 95 can quickly dry the steel cable 6, and the third arc-shaped nozzle 96 can spray lubricating oil to the surface of the steel cable 6.

[0026] In this embodiment, steel cable holes 71 are opened on both sides of the cleaning chamber 7, and the steel cable holes 71 match the steel cables 6. The front and rear cleaning chambers 7 are fixedly connected by buckles 8.

[0027] Specifically, the buckle 8 is provided to facilitate the disassembly and assembly of the two cleaning chambers 7 .

[0028] In this embodiment, mounting plates are fixedly installed inside the cleaning chamber 7 and on the left and right sides of the brush 92. The brush 92 is rotatably installed between the mounting plates. A driving motor is fixedly installed on the left mounting plate. The output end of the driving motor passes through the mounting plate and is fixedly connected to the brush 92.

[0029] It should be noted that a drainage hole is provided at the bottom of the cleaning chamber 7 .

[0030] Specifically, the driving motor can be turned on to rotate the brush 92, and the brush 92 can clean the debris on the surface of the wire rope 6.

[0031] The working principle of the above embodiment is:

[0032] (1) Use the electric winch 5 to release all the steel cables 6, align the connecting blocks 22 on the two cleaning chambers 7 with the fixing blocks 21, pass the fixing screws 23 through the connecting blocks 22 and the fixing blocks 21, tighten the fixing nuts 24, lock the buckles 8, and fix the two cleaning chambers 7 to the outside of the steel cables 6;

[0033] (2) connecting the degreasing agent delivery pipe, the tap water pipe, the compressed air delivery pipe, the hot air pipe and the lubricating oil delivery pipe to the first arc-shaped spray head 91, the second arc-shaped spray head 93, the first nozzle 94, the second nozzle 95 and the third arc-shaped spray head 96 respectively;

[0034] (3) Operate the electric winch 5 to reel in the steel cable 6. As the steel cable 6 is retracted, the retracted steel cable 6 passes through the first arc-shaped spray head 91, the brush 92, the second arc-shaped spray head 93, the first nozzle 94, the second nozzle 95 and the third arc-shaped spray head 96 in sequence. The first arc-shaped spray head 91 can spray a degreasing agent to dissolve the old oil on the surface of the steel cable 6. The brush 92 can brush away the debris on the surface of the steel cable 6. The second arc-shaped spray head 93 can spray clean water to rinse the surface of the steel cable 6. The high-pressure gas sprayed by the first nozzle 94 can blow away the water droplets attached to the surface of the steel cable 6. The hot air sprayed by the second nozzle 95 can quickly dry the steel cable 6. The third arc-shaped spray head 96 can spray lubricating oil onto the surface of the steel cable 6. In this way, the purpose of automatic maintenance of the steel cable 6 is achieved.

[0035] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A maintenance component for a hydraulic crane, comprising a rotating base (1), a mounting frame (2) fixedly mounted at the top center of the rotating base (1), a support arm (3) movably mounted at the right bottom end of the mounting frame (2), an electric winch (5) fixedly mounted on the left side of the mounting frame (2), a steel cable (6) with one end extending below the support arm (3) being arranged on the electric winch (5), a hook (4) being fixedly connected to one end of the steel cable (6) away from the electric winch (5), a cleaning bin (7) fixedly mounted at the right top end of the mounting frame (2) and at both the front and rear sides of the steel cable (6), characterized in that: The cleaning chamber (7) is provided with a processing mechanism (9) for automatically maintaining the steel wire rope.

2. A maintenance component for a hydraulic crane according to claim 1, characterized in that: A fixing block (21) is fixedly installed at the top right side of the mounting frame (2) and located at the front and rear sides of the steel cable (6); a connecting block (22) is fixedly installed on the opposite sides of the two cleaning bins (7); a fixing screw (23) is movably installed on the right side of the connecting block (22) with one end penetrating the connecting block (22) and extending to the left side of the fixing block (21); a fixing nut (24) is threadedly connected to the left end of the outer peripheral wall of the fixing screw (23).

3. A maintenance component for a hydraulic crane according to claim 1, characterized in that: The processing mechanism (9) comprises a first arc-shaped spray head (91), a brush (92), a second arc-shaped spray head (93), a first nozzle (94), a second nozzle (95) and a third arc-shaped spray head (96); the first arc-shaped spray head (91) is fixedly mounted at the right end of the interior of the cleaning chamber (7); a brush (92) is arranged at the right end of the interior of the cleaning chamber (7) and on the left side of the first arc-shaped spray head (91); the second arc-shaped spray head (93) is fixedly mounted at the right end of the interior of the cleaning chamber (7) and on the left side of the brush (92); the first nozzle (94) is fixedly mounted at the left end of the interior of the cleaning chamber (7); the second nozzle (95) is fixedly mounted at the left end of the interior of the cleaning chamber (7) and on the left side of the first nozzle (94); and the third arc-shaped spray head (96) is fixedly mounted at the left end of the interior of the cleaning chamber (7) and on the left side of the second nozzle (95).

4. A maintenance component for a hydraulic crane according to claim 3, characterized in that: The top of the first arc-shaped spray head (91) is connected to a liquid inlet pipe having one end penetrating through and extending to the top of the cleaning chamber (7); the top of the second arc-shaped spray head (93) is connected to a water inlet pipe having one end penetrating through and extending to the top of the cleaning chamber (7); the two first nozzles (94) on opposite sides thereof are connected to an air inlet pipe having one end penetrating through and extending to the outside of the cleaning chamber (7); the two second nozzles (95) on opposite sides thereof are connected to a hot air pipe having one end penetrating through and extending to the outside of the cleaning chamber (7); and the top of the third arc-shaped spray head (96) is connected to an oil inlet pipe having one end penetrating through and extending to the top of the cleaning chamber (7).

5. A maintenance component for a hydraulic crane according to claim 3, characterized in that: The left and right sides of the cleaning chamber (7) are both provided with steel cable holes (71), the steel cable holes (71) match the steel cables (6), and the front and rear cleaning chambers (7) are fixedly connected by buckles (8).

6. A maintenance component for a hydraulic crane according to claim 3, characterized in that: Mounting plates are fixedly installed inside the cleaning bin (7) and on the left and right sides of the brush (92). The brush (92) is rotatably mounted between the mounting plates. A driving motor is fixedly mounted on the left mounting plate. The output end of the driving motor passes through the mounting plate and is fixedly connected to the brush (92).

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