CN210232993U - Platform for maintaining four-cable double-jaw grab bucket of gantry crane - Google Patents
Platform for maintaining four-cable double-jaw grab bucket of gantry crane Download PDFInfo
- Publication number
- CN210232993U CN210232993U CN201921055180.8U CN201921055180U CN210232993U CN 210232993 U CN210232993 U CN 210232993U CN 201921055180 U CN201921055180 U CN 201921055180U CN 210232993 U CN210232993 U CN 210232993U
- Authority
- CN
- China
- Prior art keywords
- grab bucket
- platform
- chassis
- hood
- gantry crane
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
A platform for maintaining a four-cable double-jaw grab bucket of a gantry crane belongs to the technical field of gantry crane maintenance equipment and is used for maintaining the gantry crane grab bucket. The technical scheme is as follows: the chassis is rectangular steel frame, the walking wheel is installed respectively in the lower bottom surface four corners on chassis, braced frame is three-dimensional steel structure frame, braced frame fixed connection is on the chassis, braced frame's mid-mounting has lower floor's platform, upper platform is installed on braced frame's upper portion, lower floor's platform's height is relative with the position of the movable pulley group of grab bucket, upper platform's height is relative with the height of the grab bucket hood of grab bucket, the one end at upper platform is connected to grab bucket hood rail, the grab bucket is placed in the below space of grab bucket hood rail, the grab bucket hood is located the space that grab bucket hood rail encloses. The utility model discloses can support the upper portion of grab bucket, maintenance personal can encircle grab bucket upper portion on the platform and maintain the operation simultaneously, has saved the manpower, has shortened maintenance duration, has improved work efficiency, has eliminated the potential safety hazard.
Description
Technical Field
The utility model relates to a special platform of four cable double jaw lamella grab buckets of maintenance door machine belongs to door machine maintenance of equipment technical field.
Technical Field
The four-cable double-jaw grab bucket is a grabbing tool for a gantry crane and a front crane, and due to long-term use, certain parts are worn and need to be replaced, and oil is injected into each oil point on time for maintenance. The grab bucket is high in size, needs to be stabilized when the upper portion of the grab bucket is maintained, supports the upper portion of the grab bucket to prevent shaking or toppling, and needs to be subjected to high-altitude operation by an operator when maintenance or repair operation is performed. At present, no special appliance supports the grab bucket, no special platform is used for high-altitude operation, great difficulty is brought to daily maintenance of the grab bucket, time and labor are wasted, efficiency is low, and hidden mounting hazards exist, so that special equipment capable of maintaining the grab bucket is very necessary to be designed.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technique that needs to solve provides a platform of four cable double jaw lamella grab buckets of maintenance door machine, and this kind of platform can support the upper portion of grab bucket, and maintenance personal can encircle grab bucket upper portion on the platform simultaneously and maintain the operation to use manpower sparingly, shorten maintenance duration, improve work efficiency, eliminate the potential safety hazard.
The technical scheme for solving the technical problems is as follows:
a platform for maintaining a four-cable double-jaw grab bucket of a gantry crane comprises a chassis, traveling wheels, a supporting frame, a lower platform, an upper platform, a grab bucket top cap fence and a crawling ladder, wherein the chassis is a rectangular steel structure frame, the traveling wheels are respectively installed at four corners of the lower bottom surface of the chassis, the supporting frame is a cubic steel structure frame and is fixedly connected to the upper surface of the chassis, the lower platform is installed in the middle of the supporting frame, the upper platform is installed on the upper portion of the supporting frame, the crawling ladder is arranged at one end of the lower platform and connected with the chassis, the crawling ladder is arranged at one end of the upper platform and connected with the lower platform, the lower platform is opposite to a movable pulley block of the grab bucket in height, the upper platform is opposite to the grab bucket top cap of the grab bucket, the grab bucket top cap fence is convexly connected to one end of the upper platform, and a space surrounded by the grab bucket top cap fence is matched with the, the grab bucket is placed in the space below the grab bucket top cap fence, and the grab bucket top cap on the upper portion of the grab bucket is located in the space surrounded by the grab bucket top cap fence.
Above-mentioned platform of four cable double jaw lamella grab buckets of maintenance door machine, the front end of upper platform has the rectangle recess, and grab bucket hood rail is trilateral rail, and the rail vertical fixation of rear portion and both sides is connected by the activity chain between the rail front end in the front end recess of upper platform, and the both ends and the both sides rail of activity chain are for dismantling the connection.
Above-mentioned platform of maintenance door machine four cable double jaw lamella grab bucket, lower floor's platform and upper platform are horizontally steel structural framework respectively, lay anti-skidding steel sheet on the steel structural framework, and the guardrail is installed respectively in the outside of lower floor's platform, upper platform, cat ladder.
According to the platform for maintaining the four-cable double-jaw grab bucket of the gantry crane, the balancing weight is placed on the upper surface of the chassis.
Above-mentioned platform of maintenance door machine four cable double jaw lamella grab bucket, the other perpendicular sleeve pipe that has welded respectively of four walking wheels on chassis, the sleeve pipe hole has the screw thread, adjusts the lead screw and revolves in the sleeve pipe, and the lower extreme welding of adjusting the lead screw has the tray, and the tray contacts with ground, and the upper end of adjusting the lead screw is four directions or hexagonal.
The utility model has the advantages that:
the utility model is a steel structure frame platform, the walking wheels are arranged under the chassis, which can move in the maintenance construction site; the lower layer platform is opposite to the movable pulley block of the grab bucket in height, so that the movable pulley block is convenient to maintain; the upper-layer platform is opposite to the grab bucket top cap in height, so that the maintenance operation is convenient; the grab bucket top cap can be embedded into the grab bucket top cap fence, so that the grab bucket top cap can be prevented from shaking or toppling, and meanwhile, the maintenance of the grab bucket top cap is facilitated; the balancing weight can prevent the platform from tilting forwards; the sleeve and the adjusting screw rod can adjust the levelness of the chassis, so that the stability of the platform is ensured.
The utility model discloses simple structure, convenient to use can carry out high altitude maintenance operation to the upper portion and the middle part of four cable double jaw lamella grab buckets of door machine, have saved the manual work, have reduced maintenance duration, have reduced maintenance personal's intensity of labour, have improved maintenance work efficiency, have guaranteed the security of maintenance operation, are worth popularizing and applying.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
fig. 2 is a schematic view of the usage state of the present invention.
The figures are labeled as follows: the device comprises a chassis 1, traveling wheels 2, a supporting frame 3, a lower-layer platform 4, an upper-layer platform 5, a ladder 6, a guardrail 7, a grab bucket top cap fence 8, a movable chain 9, a balancing weight 10, a sleeve pipe 11, an adjusting screw rod 12, a tray 13, a grab bucket 14, a movable pulley block 15 and a grab bucket top cap 16.
Detailed Description
The utility model discloses constitute by chassis 1, walking wheel 2, braced frame 3, lower floor's platform 4, upper platform 5, cat ladder 6, guardrail 7, grab bucket hood rail 8, activity chain 9, balancing weight 10 and adjusting device.
The chassis 1 is a rectangular steel structure frame and is manufactured by welding channel steel and angle steel, and four corners of the lower bottom surface of the chassis 1 are respectively provided with walking wheels 2 which can be moved on a maintenance construction site and respectively maintained.
The figure shows that the supporting frame 3 is a cubic steel structure frame, the supporting frame 3 is made of seamless steel pipes by welding, the supporting frame 3 is fixedly connected to the upper surface of the chassis 1, the supporting frame 3 is a main structure of the platform, and other components are supported and fixed by the supporting frame 3.
The middle of the supporting frame 3 is provided with a lower platform 4, the upper part of the supporting frame 3 is provided with an upper platform 5, one end of the lower platform 4 is provided with a ladder 6 connected with the chassis 1, and one end of the upper platform 5 is provided with a ladder 6 connected with the lower platform 4. The height of the lower layer platform 4 is opposite to the position of the movable pulley block 15 of the grab bucket, and the height of the upper layer platform 5 is opposite to the height of the grab bucket top cap 16 of the grab bucket 14, so that the movable pulley block 15 and the grab bucket top cap 16 can be conveniently maintained respectively.
The figure shows that the lower layer platform 4 and the upper layer platform 5 are respectively horizontal steel structure frames, and anti-skid steel plates are paved on the steel structure frames. And guardrails 7 are respectively arranged on the outer sides of the lower platform 4, the upper platform 5 and the ladder stand 6, so that the safety accident that personnel fall is prevented.
The figure shows that the front end of the upper platform 5 is provided with a rectangular groove, the grab bucket top cap fence 8 is a three-sided fence, the fences at the rear part and two sides are vertically and fixedly connected in the groove at the front end of the upper platform 5, the front ends of the fences at two sides are connected by a movable chain 9, and two ends of the movable chain 9 are detachably connected with the fences at two sides.
The figure shows that the space enclosed by the grab bucket top cap fence 8 is matched with the periphery of the grab bucket top cap 16 on the upper part of the grab bucket 14, the grab bucket 14 is placed in the space below the grab bucket top cap fence 8, and the grab bucket top cap 16 on the upper part of the grab bucket 14 is positioned in the space enclosed by the grab bucket top cap fence 8. In grab bucket top cap 16 was embedded into grab bucket top cap rail 8, can prevent that grab bucket top cap 16 from rocking or toppling over, operating personnel can stand on upper platform 5 around grab bucket top cap rail 8 simultaneously and carry out maintenance to grab bucket top cap 16.
As shown in the figure, a balancing weight 10 is placed on the upper surface of the chassis 1, and the balancing weight 10 can prevent the platform from toppling forward.
The vertical sleeve 11 is welded beside each of four travelling wheels 2 of a chassis 1, threads are arranged in an inner hole of each sleeve 11, an adjusting lead screw 12 is screwed in each sleeve 11, a tray 13 is welded at the lower end of each adjusting lead screw 12, each tray 13 is in contact with the ground, and the upper end of each adjusting lead screw 12 is square or hexagonal. After the platform walked to operating position, operating personnel can rotate four upper ends of adjusting lead screw 12 with the spanner, makes tray 13 contact ground, replaces walking wheel 2, and the platform just can not remove like this, adjusts chassis 1 to the level through adjusting lead screw 12 simultaneously, guarantees the stability of operation.
The working process of the utility model is as follows:
firstly erect grab bucket 14, then promote the platform to grab bucket 14 other, aim at grab bucket hood 16 with the front end opening part of grab bucket hood rail 8, promote the platform forward, walking wheel 2 drives grab bucket hood rail 8 of platform upper end and surrounds grab bucket hood 16 in grab bucket hood rail 8 forward, connects movable chain 9, again with grab bucket hood 16 and grab bucket hood rail 16 fixed connection, prevents that grab bucket hood 16 from rocking or toppling over. Adjusting a regulating screw 12 connected with the chassis 1, and replacing a walking wheel 2 with a tray 13 to contact the ground, so that the platform is stable and immovable.
Maintenance personnel respectively maintain the movable pulley block 15 and the grab bucket top cap 16 on the lower layer platform 4 and the upper layer platform 5 of the platform that the cat ladder 6 enters, and each layer of platform can hold 3-4 people and work simultaneously, so that the work progress is greatly accelerated.
And after the work is finished, the maintenance personnel quit the platform, and move the platform away through the traveling wheels 2 to finish the maintenance work.
The utility model discloses an embodiment as follows:
the chassis 1 is made by welding channel steel and angle steel, the length of the chassis 1 is 4000mm, and the width of the chassis 1 is 3000 mm;
the traveling wheel 2 is a cast steel wrapped polypropylene fiber wheel with the diameter phi of 350 mm;
the supporting frame 3 is formed by welding seamless circular tubes with the wall thickness d =8-4mm, the diameters of 100 mm, 60mm, 40mm and 25mm, the length is 6000mm, the width is 2000mm and the height is 1350 mm;
the length of the lower platform 4 is 2000mm, the width is 1600mm, and the height is 1050 mm;
the length of the upper layer platform 5 is 3600mm, the width is 1600mm, and the height is 1050 mm;
the length of the grab bucket top cap fence 8 is 3600mm, the width is 1400mm, and the height is 1050 mm;
the adjusting screw 12 has a diameter of M60 and a length of 500 mm.
Claims (5)
1. The utility model provides a platform of maintenance door machine four cable double jaw lamella grab bucket which characterized in that: the grab bucket top cap fence comprises a chassis (1), traveling wheels (2), a supporting frame (3), a lower platform (4), an upper platform (5), a grab bucket top cap fence (8) and a crawling ladder (6), wherein the chassis (1) is a rectangular steel structure frame, the traveling wheels (2) are respectively installed at four corners of the lower bottom surface of the chassis (1), the supporting frame (3) is a cubic steel structure frame, the supporting frame (3) is fixedly connected to the upper surface of the chassis (1), the lower platform (4) is installed in the middle of the supporting frame (3), the upper platform (5) is installed at the upper part of the supporting frame (3), the crawling ladder (6) is arranged at one end of the lower platform (4) and connected with the chassis (1), the crawling ladder (6) is arranged at one end of the upper platform (5) and connected with the lower platform (4), the height of the lower platform (4) is opposite to the position of a movable pulley, the height of upper platform (5) is relative with the height of grab bucket hood (16) of grab bucket (14), the one end in upper platform (5) is connected in grab bucket hood rail (8) protrusion, the space that grab bucket hood rail (8) enclose matches with grab bucket hood (16) periphery on grab bucket (14) upper portion, grab bucket (14) are placed to the below space of grab bucket hood rail (8), grab bucket hood (16) on grab bucket (14) upper portion are located the space that grab bucket hood rail (8) enclose.
2. The platform of the maintenance gantry crane four-cable double-jaw grab bucket according to claim 1, characterized in that: the front end of the upper platform (5) is provided with a rectangular groove, the grab bucket top cap fence (8) is a three-sided fence, the rear part and the fences at two sides are fixedly and vertically connected in the groove at the front end of the upper platform (5), the front ends of the fences at two sides are connected through a movable chain (9), and the two ends of the movable chain (9) are detachably connected with the fences at two sides.
3. The platform of the maintenance gantry crane four-cable double-jaw grab bucket according to claim 1, characterized in that: lower floor's platform (4) and upper platform (5) are horizontally steel structural framework respectively, lay anti-skidding steel sheet on the steel structural framework, and guardrail (7) are installed respectively in the outside of lower floor's platform (4), upper platform (5), cat ladder (6).
4. The platform of the maintenance gantry crane four-cable double-jaw grab bucket according to claim 1, characterized in that: and a balancing weight (10) is arranged on the upper surface of the chassis (1).
5. The platform of the maintenance gantry crane four-cable double-jaw grab bucket according to claim 1, characterized in that: perpendicular sleeve pipe (11) have been welded respectively by four walking wheels (2) of chassis (1), and sleeve pipe (11) hole is threaded, adjusts lead screw (12) and revolves in sleeve pipe (11), and the lower extreme welding of adjusting lead screw (12) has tray (13), and tray (13) contact with ground, and the upper end of adjusting lead screw (12) is four directions or hexagonal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921055180.8U CN210232993U (en) | 2019-07-08 | 2019-07-08 | Platform for maintaining four-cable double-jaw grab bucket of gantry crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921055180.8U CN210232993U (en) | 2019-07-08 | 2019-07-08 | Platform for maintaining four-cable double-jaw grab bucket of gantry crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210232993U true CN210232993U (en) | 2020-04-03 |
Family
ID=69990151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921055180.8U Active CN210232993U (en) | 2019-07-08 | 2019-07-08 | Platform for maintaining four-cable double-jaw grab bucket of gantry crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210232993U (en) |
-
2019
- 2019-07-08 CN CN201921055180.8U patent/CN210232993U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106348188B (en) | The manufacture method of planer-type building-construction lifting device | |
| CN112709241B (en) | Anti unsettled dangerous rock mass of formula of splitting protection retaining structure | |
| CN110593107B (en) | Movable cantilever hanging basket for steel box girder construction and construction method | |
| CN210232993U (en) | Platform for maintaining four-cable double-jaw grab bucket of gantry crane | |
| CN109798136A (en) | Tunnel support vehicle | |
| CN210855067U (en) | Portable cable well lid plays gallows | |
| CN211110946U (en) | Aerial work platform | |
| CN213683135U (en) | Construction platform for steel structure engineering | |
| CN211548666U (en) | Scaffold with protective device for plastering wall top | |
| CN212895962U (en) | Detachable operation platform for tensioning operation of cantilever irrigation beam | |
| CN212453552U (en) | Scaffold for building construction | |
| CN208584153U (en) | Heavy steel member welding platform | |
| CN205348720U (en) | Take hoisting device's removal scaffold | |
| CN219262404U (en) | Inter-frame conveying device for hydraulic support of fully mechanized mining face | |
| CN214464200U (en) | Movable multifunctional operation platform for tunnel construction | |
| CN212982301U (en) | Work lifting machine for tunnel construction trolley | |
| CN212334476U (en) | Scissor jack for engineering emergency | |
| CN211226232U (en) | Adjustable elevator maintenance platform | |
| CN221053693U (en) | Dismounting machine platform of shield machine | |
| CN111219047A (en) | Multistation support for construction field that facilitates use | |
| CN218324028U (en) | Be used for pipeline welding protection portal assembled to hang corridor protector on road | |
| CN214365440U (en) | Height-adjustable assembled guardrail | |
| CN216516753U (en) | Building construction is with ladder of climbing | |
| CN218476933U (en) | Concrete slab drilling equipment for building construction | |
| CN212454368U (en) | Well testing operation platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |