CN220886949U - Overhauling tool for portal crane - Google Patents
Overhauling tool for portal crane Download PDFInfo
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- CN220886949U CN220886949U CN202420654121.7U CN202420654121U CN220886949U CN 220886949 U CN220886949 U CN 220886949U CN 202420654121 U CN202420654121 U CN 202420654121U CN 220886949 U CN220886949 U CN 220886949U
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- platform
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- 238000012423 maintenance Methods 0.000 claims abstract description 76
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000004804 winding Methods 0.000 claims description 11
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 3
- 238000000429 assembly Methods 0.000 abstract description 3
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 239000000706 filtrate Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
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Abstract
The utility model discloses a portal crane overhaul tool, and relates to the technical field of cranes. The utility model comprises scaling ladder equipment and a sliding mechanism arranged on the upper surface of the scaling ladder equipment, wherein a support is arranged on the surface of the sliding mechanism, the top of the support is fixedly connected with a maintenance platform, a lifting guardrail is arranged right above the maintenance platform, extension assemblies are arranged on the outer sides of the outer walls of the two sides of the maintenance platform, and a hanging assembly is arranged on one side of the upper surface of the lifting guardrail. According to the utility model, the extension platforms at two sides can be supported by the extension assembly for use by maintenance personnel, the operation range of the maintenance personnel is expanded, larger maintenance equipment, instruments and the like are placed on the extension platforms, the use range is increased, convenience is provided for the staff, and the hanging assembly is utilized to facilitate the maintenance personnel to quickly take required articles, so that the time is saved, and the working efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of cranes, and particularly relates to a portal crane overhaul tool.
Background
Along with development of science and technology and society, equipment in various fields is greatly improved, a crane is widely used heavy machinery in a port cargo yard and can be used for lifting and carrying large cargoes, a portal crane is also called a portal crane, the portal crane has the characteristics of high field utilization rate, large operation range, wide application range and the like, and when the portal crane needs to be maintained, maintenance personnel and maintenance tools are generally sent to a designated position for maintenance through an aerial ladder, so that the portal crane is good in safety and high in efficiency.
Through retrieving, publication number CN114162761A, application date 2022.02.11 discloses bridge portal crane maintenance tool, relates to bridge portal crane maintenance technical field, specifically is scaling ladder equipment, fixed point card strip and filtrate wire assembly, scaling ladder equipment's top is fixed with X axial slide rail, Y axial slide rail's right side is fixed with the pneumatic cylinder, automatically controlled pulley's top is connected with maintenance platform, the surface of protection fence is provided with the directional control box, the displacement inside groove has been seted up to the inside of protection fence, the filtrate wire assembly sets up in the inner wall bottom that the tool held the box.
However, the following drawbacks still exist in practical use:
When the bridge portal crane maintenance tool is used, the position of the maintenance platform is adjusted through the X-axis sliding rail and the Y-axis sliding rail, the area of the maintenance platform is not changed in the mode, the maintenance range of maintenance personnel cannot be expanded, and larger maintenance equipment, instruments and the like cannot be placed on an expansion table, so that the application range is smaller;
The bridge portal crane maintenance tool is used for placing tools through the tool storage box, and the situation that a maintenance person forgets to carry some tools or needs some tools and large maintenance equipment suddenly can occur in the maintenance process, so that a great deal of time can be wasted when the bridge portal crane maintenance tool is lifted again, and the working efficiency is affected.
Disclosure of utility model
The utility model aims to provide a portal crane overhaul tool, which can prop up extension platforms at two sides through an extension assembly for use by maintenance personnel, expand the operation range of the maintenance personnel, place larger maintenance equipment, instruments and the like on the extension platforms, increase the use range, provide convenience for the staff, and utilize a hanging assembly to facilitate the maintenance personnel to quickly take required articles, thereby saving time and having high working efficiency.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
The utility model relates to a portal crane overhaul tool, which comprises aerial ladder equipment and a sliding mechanism arranged on the upper surface of the aerial ladder equipment, wherein a bracket is arranged on the surface of the sliding mechanism, the top of the bracket is fixedly connected with a maintenance platform, a lifting guardrail is arranged right above the maintenance platform, extension assemblies are arranged on the outer sides of the outer walls of two sides of the maintenance platform, and a hoisting assembly is arranged on one side of the upper surface of the lifting guardrail;
The expansion assembly comprises a servo motor and a threaded rod arranged on an output shaft of the servo motor through a coupler, and the top end of the threaded rod penetrates through a threaded hole in the center of the bottom of the lifting frame and is connected with a bearing in the center of the bottom of the maintenance platform;
The hanging assembly comprises a front baffle and a rear baffle which is arranged in a central symmetry manner on the vertical plane of the lifting guardrail, and a speed reducing motor is installed on the front end face of the front baffle.
Further, a bottom plate is fixedly connected to the edge of the bottom end of the inner wall of the support, and a lifting mechanism is arranged between the upper surface of the maintenance platform and the bottom of the lifting guardrail.
Further, one side of the inside of the lifting frame is provided with a guide rod in a penetrating mode, and the top end and the bottom end of the guide rod are respectively fixed on the bottom of the maintenance platform and the upper surface of the bottom plate.
Further, the mount is all installed to the upper surface both sides of crane, and the inside rotation of mount is connected with the backing roll, and the expansion table is installed to the top of backing roll.
Further, the fixed guardrail is fixedly connected with the outer side of the upper surface of the expansion table, the inner side of the bottom of the expansion table is provided with an arc protrusion, and the inner wall of the expansion table is movably connected with the outer wall of the maintenance platform through a hinge.
Further, an output shaft of the gear motor is connected with the rotating shaft through a coupler, and the other end of the rotating shaft penetrates through a bearing on the outer wall of the front baffle and is connected with a bearing on the front end face of the rear baffle.
Further, a rope winding roller is sleeved on the outer side of the outer wall of the rotating shaft, a connecting rope is wound on the outer wall of the rope winding roller, and a hook is arranged at the other end of the connecting rope.
The utility model has the following beneficial effects:
According to the utility model, the expansion assembly is arranged, the servo motor operates under the transmission action of each component to drive the supporting rollers on two sides above the lifting frame to lift, so that the expansion platforms on two sides can be supported for maintenance personnel to use, the operation range of the maintenance personnel can be expanded, larger maintenance equipment, instruments and the like can be placed on the expansion platforms, the use range is increased, convenience is brought to the staff, the problem that the maintenance platform is convenient to use, the maintenance area of the maintenance platform is not changed in the mode when the bridge portal crane maintenance tool is used, the maintenance range of the maintenance personnel cannot be expanded, and the larger maintenance equipment, instruments and the like cannot be placed on the expansion platforms, so that the problem of small application range is solved.
According to the bridge portal crane maintenance tool, the hanging component is arranged, the gear motor is operated to drive the rope winding roller to rotate, so that the connecting rope on the outer wall of the rope winding roller can be wound or released, and the hook is used for hanging articles required by maintenance personnel, so that the maintenance personnel can conveniently and quickly take the required articles, and the problems that the bridge portal crane maintenance tool is placed by the tool containing box when in use, a situation that the maintenance personnel forgets to carry some tools or needs some tools or large maintenance equipment suddenly can occur in the maintenance process, a great deal of time is wasted when the maintenance personnel lift the bridge portal crane maintenance tool again, and the working efficiency is affected are solved.
Drawings
In order to more clearly illustrate the technical solution of the embodiments of the present utility model, the drawings used for describing the embodiments will be briefly described below.
FIG. 1 is a schematic structural view of a gantry crane service tool;
FIG. 2 is a block diagram of a bracket;
FIG. 3 is a block diagram of an expansion assembly;
Fig. 4 is a block diagram of a suspension assembly.
In the drawings, the list of components represented by the various numbers is as follows:
1. Scaling ladder equipment; 101. a sliding mechanism; 102. a bracket; 1021. a bottom plate; 1022. maintaining the platform; 103. lifting the guardrail; 1031. a lifting mechanism; 2. an expansion component; 201. a servo motor; 202. a threaded rod; 203. a lifting frame; 2031. a fixing frame; 204. a guide rod; 205. a support roller; 206. an expansion table; 2061. fixing the guard rail; 2062. arc-shaped bulges; 3. hanging the assembly; 301. a front baffle; 302. a rear baffle; 303. a speed reducing motor; 3031. a rotating shaft; 304. a rope winding roller; 305. a connecting rope; 306. a hook.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1 to 3, the utility model discloses a gantry crane maintenance tool, which comprises an aerial ladder device 1 and a sliding mechanism 101 arranged on the upper surface of the aerial ladder device, wherein a bracket 102 is arranged on the surface of the sliding mechanism 101, a maintenance platform 1022 is fixedly connected to the top of the bracket 102, a lifting guardrail 103 is arranged right above the maintenance platform 1022, and extension assemblies 2 are arranged on the outer sides of the outer walls of the two sides of the maintenance platform 1022, and the sliding mechanism 101 and the maintenance platform 1022 are both in the prior art, so that excessive description is not made here;
The expansion assembly 2 comprises a servo motor 201 and a threaded rod 202 arranged on an output shaft of the servo motor through a coupler, the top end of the threaded rod 202 penetrates through a threaded hole in the center position of the bottom of the lifting frame 203 to be connected with a bearing in the center position of the bottom of the maintenance platform 1022, and external threads on the outer wall of the threaded rod 202 are meshed with internal threads in the wall of the threaded hole in the bottom of the lifting frame 203 to play a role in transmission;
A bottom plate 1021 is fixedly connected to the edge of the bottom end of the inner wall of the bracket 102, a lifting mechanism 1031 is arranged between the upper surface of the maintenance platform 1022 and the bottom of the lifting guardrail 103, and the lifting mechanism 1031 is in the prior art, so that redundant description is omitted here;
A guide rod 204 is arranged on one side of the interior of the lifting frame 203 in a penetrating way, the top end and the bottom end of the guide rod 204 are respectively fixed on the bottom of the maintenance platform 1022 and the upper surface of the bottom plate 1021, and the guide rod 204 plays a role in limiting and guiding the lifting frame 203; the two sides of the upper surface of the lifting frame 203 are provided with a fixing frame 2031, the inside of the fixing frame 2031 is rotatably connected with a supporting roller 205, and an expansion table 206 is arranged above the supporting roller 205; the outer side of the upper surface of the extension table 206 is fixedly connected with a fixed guardrail 2061, the inner side of the bottom of the extension table 206 is provided with an arc protrusion 2062, the inner wall of the extension table 206 is movably connected with the outer wall of the maintenance platform 1022 through a hinge, and the surface area of the maintenance platform 1022 can be increased through the extension table 206;
When the aerial ladder device is used, the aerial ladder device 1 is used for conveying the maintenance platform 1022 to a position required to be maintained of the portal crane, the sliding mechanism 101 can be used for moving and adjusting the position of the maintenance platform 1022, the servo motor 201 is started when a large-range position is required to be maintained or large equipment is required to be maintained, the output shaft of the servo motor 201 rotates to drive the threaded rod 202 to rotate through the coupler, the external threads on the outer wall of the threaded rod 202 are meshed with the internal threads in the hole wall of the threaded hole at the bottom of the lifting frame 203, therefore, the lifting frame 203 is driven to move up and down under the auxiliary action of the guide rod 204 when the threaded rod 202 rotates, the lifting frame 203 is lifted to push the supporting roller 205 under the action of the fixing frame 2031, the supporting roller 205 is lifted to push the outer extension platform 206 to rotate around the hinge, the extension platform 206 is enabled to rotate to the horizontal position on the surface of the maintenance platform 1022, and then workers can maintain the portal crane on the extension platform 206 or place large maintenance equipment, instruments and the like on the extension platform 206, the service range is increased, and convenience is provided for workers.
As shown in fig. 1 and 4, a hanging component 3 is arranged on one side of the upper surface of the lifting guardrail 103, the hanging component 3 comprises a front baffle 301 and a rear baffle 302 which is arranged symmetrically about the vertical plane center of the lifting guardrail 103, and a speed reducing motor 303 is arranged on the front end face of the front baffle 301;
An output shaft of the gear motor 303 is connected with a rotating shaft 3031 through a coupler, the other end of the rotating shaft 3031 penetrates through a bearing on the outer wall of the front baffle 301 and is connected with a bearing on the front end face of the rear baffle 302, and the rotating shaft of the gear motor 303 rotates to drive the rotating shaft 3031 to rotate; a rope winding roller 304 is sleeved outside the outer wall of the rotating shaft 3031, a connecting rope 305 is wound on the outer wall of the rope winding roller 304, a hook 306 is arranged at the other end of the connecting rope 305, and the connecting rope 305 is wound on the outer wall of the rope winding roller 304;
when the device is used, the gear motor 303 is started, the output shaft of the gear motor 303 rotates to drive the rotating shaft 3031 to rotate under the action of the coupler, and the rotating shaft 3031 rotates to drive the rope winding roller 304 on the outer wall of the gear motor to rotate, so that the connecting rope 305 wound on the outer wall of the gear motor can be released, then a worker positioned below can hang the needed object of the maintainer on the hook 306, and then the needed object is hung on the maintenance platform 1022 by utilizing the reverse rotation of the gear motor 303, so that the maintainer can conveniently and rapidly take the needed object, the time is saved, and the working efficiency is high.
The foregoing is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, and any modification, equivalent replacement, and improvement of some of the technical features described in the foregoing embodiments are all within the scope of the present utility model.
Claims (7)
1. Gantry crane overhauls instrument, including scaling ladder equipment (1) and slide mechanism (101) of setting up upper surface thereof, the surface mounting of slide mechanism (101) has support (102), the top fixedly connected with maintenance platform (1022) of support (102), install lift guardrail (103), its characterized in that directly over maintenance platform (1022): an expansion assembly (2) is arranged on the outer sides of the outer walls of the two sides of the maintenance platform (1022), and a hanging assembly (3) is arranged on one side of the upper surface of the lifting guardrail (103);
The expansion assembly (2) comprises a servo motor (201) and a threaded rod (202) arranged on an output shaft of the servo motor through a coupler, and a threaded hole penetrating through the center of the bottom of the lifting frame (203) at the top end of the threaded rod (202) is connected with a bearing at the center of the bottom of the maintenance platform (1022);
The lifting assembly (3) comprises a front baffle (301) and a rear baffle (302) which is arranged in a central symmetry mode relative to the vertical plane of the lifting guardrail (103), and a speed reducing motor (303) is installed on the front end face of the front baffle (301).
2. The gantry crane service tool according to claim 1, wherein: bottom plate (1021) is fixedly connected to the edge of the bottom end of the inner wall of the support (102), and a lifting mechanism (1031) is arranged between the upper surface of the maintenance platform (1022) and the bottom of the lifting guardrail (103).
3. The gantry crane service tool according to claim 2, wherein: one side of the inside of the lifting frame (203) is penetrated and provided with a guide rod (204), and the top end and the bottom end of the guide rod (204) are respectively fixed at the bottom of the maintenance platform (1022) and the upper surface of the bottom plate (1021).
4. A gantry crane service tool according to claim 3, characterized in that: the lifting frame is characterized in that fixing frames (2031) are arranged on two sides of the upper surface of the lifting frame (203), supporting rollers (205) are rotatably connected in the fixing frames (2031), and an expansion table (206) is arranged above the supporting rollers (205).
5. The gantry crane service tool of claim 4, wherein: the upper surface outside fixedly connected with fixed guardrail (2061) of extension platform (206), the bottom inboard of extension platform (206) is provided with circular arc arch (2062), the inner wall of extension platform (206) pass through the hinge with the outer wall swing joint of maintenance platform (1022).
6. The gantry crane service tool according to claim 1, wherein: an output shaft of the gear motor (303) is connected with a rotating shaft (3031) through a coupler, and the other end of the rotating shaft (3031) penetrates through a bearing on the outer wall of the front baffle plate (301) and is connected with a bearing on the front end face of the rear baffle plate (302).
7. The gantry crane service tool of claim 6, wherein: the outer side of the outer wall of the rotating shaft (3031) is sleeved with a rope winding roller (304), a connecting rope (305) is wound on the outer wall of the rope winding roller (304), and a hook (306) is arranged at the other end of the connecting rope (305).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420654121.7U CN220886949U (en) | 2024-04-01 | 2024-04-01 | Overhauling tool for portal crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202420654121.7U CN220886949U (en) | 2024-04-01 | 2024-04-01 | Overhauling tool for portal crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220886949U true CN220886949U (en) | 2024-05-03 |
Family
ID=90877790
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202420654121.7U Active CN220886949U (en) | 2024-04-01 | 2024-04-01 | Overhauling tool for portal crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220886949U (en) |
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2024
- 2024-04-01 CN CN202420654121.7U patent/CN220886949U/en active Active
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| GR01 | Patent grant |