CN204624994U - A kind of rubber tired gantry crane and door frame thereof - Google Patents
A kind of rubber tired gantry crane and door frame thereof Download PDFInfo
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- CN204624994U CN204624994U CN201520259499.8U CN201520259499U CN204624994U CN 204624994 U CN204624994 U CN 204624994U CN 201520259499 U CN201520259499 U CN 201520259499U CN 204624994 U CN204624994 U CN 204624994U
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Abstract
The utility model discloses a kind of rubber tired gantry crane and door frame thereof, rubber tired gantry crane comprises door frame, door frame bottom is provided with grade beam, the rear and front end place of grade beam is all rotatably equipped with vehicle wheel frame, the pivot center of vehicle wheel frame extends along the vertical direction, each vehicle wheel frame is equipped with the steering hardware independently driving corresponding wheel steering.When hoisting crane needs to turn to, each vehicle wheel frame can realize synchronously turning to or independent steering, and when turning to, can turn in original place, and is not limited to and turns in the process of walking.Solve the problem that existing transfer crane turn radius is large, utilization of area rate is low.
Description
Technical field
The utility model relates to elevator machinery field, is specifically related to a kind of rubber tired gantry crane and door frame thereof.
Background technology
The many linearly tracks of gantry crane for general use operation scheme motion, be usually equipped with the track corresponding with its travel track in the work-yard of transfer crane, in predetermined track-bound, goods carried, stacking, move.But some are not easily laid to the special place of track, be difficult to this gantry crane for general use is installed.For this problem, Chinese patent CN203877783U discloses a kind of rubber-tyred electric block gantry crane, this transfer crane comprises crossbeam, the two ends, left and right of crossbeam are respectively provided with a support, the bottom of support is provided with roller devices, roller devices comprises tyre type wheel and wheel bearing, and tyre type wheel is arranged on wheel bearing.Because the tyre type wheel adopted can directly roll on road surface, therefore can save the track laid on the ground, this hoisting crane is easy for installation.But be provided with spacing bank in the side of tyre type wheel, limit hoisting crane and travel on the route of specifying, cause this hoisting crane not turn to flexibly.Can not meet the cargo transfer requirement day by day promoted, such as some stockyards require that the angles of goods can adjust by transloading equipment, and even requirement can in different work-yards by bending course being carried out the transition of transloading equipment.
About the problem that can not turn to flexibly of above-mentioned existence, Chinese patent CN201713228U discloses a kind of tire type gantry crane with cantilever crane, this hoisting crane comprises portal frame, portal frame bottom is provided with traveling gear, traveling gear comprises two driving wheels, two wheel flutters, Linkage steering, spindle arm, electric pushrods, and two driving wheels are connected with generator set and electrical control gear by chain.Two wheel flutters are all connected with spindle arm, and one of them spindle arm is connected with electric pushrod, and two wheel flutters realize synchronously turning to by deflecting bar.The steering hardware of this hoisting crane adopts electric pushrod as steering power, turns to relatively flexible, does not limit by track.But this hoisting crane also exists some problems, such as, wheel flutter is only had to be provided with steering hardware, after wheel flutter turns over, driving wheel could and then turn to, and causes turn radius larger, occupied ground space, and can only turn in the process of walking, can not turn in original place.
Summary of the invention
The purpose of this utility model is to provide a kind of portal gantry, to solve the problem that existing transfer crane turn radius is large, utilization of area rate is low; The utility model also provides a kind of rubber tired gantry crane using this portal gantry simultaneously.
To achieve these goals, a kind of rubber tired gantry crane of the utility model adopts following technical scheme: comprise door frame, door frame bottom is provided with grade beam, the rear and front end place of grade beam is all rotatably equipped with vehicle wheel frame, the pivot center of vehicle wheel frame extends along the vertical direction, each vehicle wheel frame is equipped with the steering hardware independently driving corresponding wheel steering.
Described steering hardware comprises pivoting support, and described vehicle wheel frame is connected with grade beam by pivoting support.
Described steering hardware comprises spindle arm and plug-type driver train, and one end of spindle arm is fixedly connected with corresponding vehicle wheel frame, and the other end of spindle arm is hinged with the mouth of corresponding plug-type driver train.
One in the vehicle wheel frame of the rear and front end of grade beam is adhesion wheel frame, and adhesion wheel frame is provided with the actuating device for driving adhesion wheel to walk.
Described grade beam is provided with power system, and the mouth of described power system is connected with the input end of plug-type driver train.
A kind of portal gantry of the utility model adopts following technical scheme, comprise supporting leg and be located at the grade beam of supporting leg bottom, it is characterized in that: the rear and front end place of grade beam is all rotatably equipped with vehicle wheel frame, the pivot center of vehicle wheel frame extends along the vertical direction, each vehicle wheel frame is equipped with the steering hardware independently driving corresponding wheel steering.
Described steering hardware comprises pivoting support, and described vehicle wheel frame is connected with grade beam by pivoting support.
Described steering hardware comprises spindle arm and plug-type driver train, and one end of spindle arm is fixedly connected with corresponding vehicle wheel frame, and the other end of spindle arm is hinged with the mouth of corresponding plug-type driver train.
One in the vehicle wheel frame of the rear and front end of grade beam is adhesion wheel frame, and adhesion wheel frame is provided with the actuating device for driving adhesion wheel to walk.
Described grade beam is provided with power system, and the mouth of described power system is connected with the input end of plug-type driver train.
The beneficial effects of the utility model are: each vehicle wheel frame of the utility model portal gantry is equipped with independently steering hardware, when hoisting crane needs to turn to, each vehicle wheel frame can realize synchronously turning to or independent steering, and when turning to, can turn in original place, and be not limited to and turn in the process of walking.Relative to the hoisting crane that must just can turn in the process of walking, turn radius reduces, and can improve the space availability ratio to place.
Accompanying drawing explanation
Fig. 1 is the front view of the embodiment 1 of the utility model rubber tired gantry crane;
Fig. 2 is the left view of Fig. 1;
Fig. 3 is the front view of the embodiment 2 of the utility model rubber tired gantry crane;
Fig. 4 is the front view of the embodiment 3 of the utility model rubber tired gantry crane;
Fig. 5 is the left view of Fig. 4.
Detailed description of the invention
The embodiment 1 of a kind of rubber tired gantry crane of the utility model, as shown in Figure 1-2: comprise door frame, door frame comprises about two groups spaced apart splay supporting legs 1, and the bottom of supporting leg 1 is fixedly connected with the grade beam 7 extended along the longitudinal direction, and the top of supporting leg 1 is connected with end carriage 5.Be provided with girder 2 between two end carriages in left and right, girder 2 is provided with the track run for electric block 3, and the bearing of trend of track is consistent with the bearing of trend of girder 2.
The rear and front end place of grade beam 7 is all rotatably equipped with vehicle wheel frame 4, the pivot center of vehicle wheel frame 4 extends along the vertical direction, each vehicle wheel frame 4 is equipped with the independently steering hardware driving corresponding wheel steering, steering hardware comprises spindle arm 12 and plug-type driver train 13, one end of spindle arm 12 is fixedly connected with corresponding vehicle wheel frame 4, and the other end of spindle arm 12 is hinged with the mouth of corresponding plug-type driver train 13.Grade beam 7 is provided with power system 6, and the mouth of power system 6 is connected with the input end of plug-type driver train 13.Power system 6 comprises hydraulic efficiency pressure system and power generating system, and plug-type driver train adopts hydraulic push rod, and hydraulic efficiency pressure system provides power to hydraulic push rod.The mouth of hydraulic push rod promotes spindle arm 12 and rotates, and spindle arm 12 drives vehicle wheel frame 4 to rotate, and then realizes turning to of wheel.Power generating system is powered to the motor of actuating device and electric block.
One in the vehicle wheel frame of the rear and front end of grade beam 7 is adhesion wheel frame, and adhesion wheel frame is provided with the actuating device for driving adhesion wheel 11 to walk.Actuating device comprises motor 9, retarder 10, is connected between retarder 10 with adhesion wheel 11 by chain drive.Adhesion wheel frame is provided with bracing frame 8, and retarder 10 and bracing frame 8 are articulated and connected, and bracing frame 8 is also provided with adjustment structure.Adjustment structure comprises screw rod, and screw rod extends along the longitudinal direction and is in horizontality, and one end of screw rod is articulated with on bracing frame 8, and the jointed shaft of screw rod extends in left-right direction.The other end of screw rod is located on the corresponding construction of retarder, by the relative position of jam nut lock nut and retarder, is fixed retarder.The position of adjusting lock nut can adjust the position of retarder, to reach the object of the tensioning degree of the chain regulated between retarder and adhesion wheel.
Each vehicle wheel frame of the present utility model is equipped with independently steering hardware, and when hoisting crane needs to turn to, each vehicle wheel frame can synchronously turn to, and when turning to, can turn to, and be not limited in the process of walking in original place.Relative to the hoisting crane that must just can turn in the process of walking, turn radius reduces, and can improve the space availability ratio to place.
In other embodiments, steering hardware also can adopt electric drive, can adopt electric pushrod, electronic move back bar mouth and one end of spindle arm hinged.
In other embodiments, drive the actuating device of crane wheel walking, also can adopt gear drive, and without chain drive.
The embodiment 2 of a kind of rubber tired gantry crane of the utility model, as shown in Figure 3.Compared with embodiment 1, difference is only that the structure of supporting leg is different, and the supporting leg 20 of the left and right sides is all upper downward-extensions, and the bottom of supporting leg 20 is fixedly connected on the middle part of grade beam 30.Power system 40 is in the below of grade beam 30.
The embodiment 3 of a kind of rubber tired gantry crane of the utility model, as illustrated in figures 4-5.This hoisting crane comprises door frame, and door frame comprises supporting leg 50, and the bottom of supporting leg 50 is fixedly connected with the grade beam extended along the longitudinal direction, and the top of supporting leg 50 is connected with end carriage.Be provided with two girders between two end carriages in left and right, two girder time intervals are arranged.Girder is provided with the track run for electric block, and the bearing of trend of track is consistent with the bearing of trend of girder.
The below at the both ends of grade beam is hinged with equalizing bar 55, and the two ends place of equalizing bar 55 is equipped with vehicle wheel frame 70, and vehicle wheel frame 70 is provided with independently steering hardware, and steering hardware comprises pivoting support 65, and vehicle wheel frame 70 is connected on equalizing bar 55 by pivoting support 65.Pivoting support 65 is driven by angling cylinder 60, and the power of angling cylinder 60 is from the power system be located on grade beam, and power system is the same with the power system in above-described embodiment 1.Vehicle wheel frame can realize the pivot stud of 360 degree, turns to flexibly.Part vehicle wheel frame is as the adhesion wheel frame installing adhesion wheel, and be provided with hydraulic speed reducer 75 in adhesion wheel frame, the power that power system provides reaches adhesion wheel by hydraulic speed reducer 75, drives adhesion wheel walking.
In other embodiments, can not arrange equalizing bar, vehicle wheel frame is directly rotated by pivoting support and is assemblied on grade beam.
The embodiment of a kind of portal gantry of the utility model, the structure of portal gantry is identical with the structure of the door frame in above-mentioned rubber tired gantry crane embodiment, and detailed description of the invention repeats no more.
Claims (10)
1. a rubber tired gantry crane, comprise door frame, door frame bottom is provided with grade beam, it is characterized in that: the rear and front end place of grade beam is all rotatably equipped with vehicle wheel frame, the pivot center of vehicle wheel frame extends along the vertical direction, each vehicle wheel frame is equipped with the steering hardware independently driving corresponding wheel steering.
2. rubber tired gantry crane according to claim 1, is characterized in that: described steering hardware comprises pivoting support, and described vehicle wheel frame is connected with grade beam by pivoting support.
3. rubber tired gantry crane according to claim 1, it is characterized in that: described steering hardware comprises spindle arm and plug-type driver train, one end of spindle arm is fixedly connected with corresponding vehicle wheel frame, and the other end of spindle arm is hinged with the mouth of corresponding plug-type driver train.
4. rubber tired gantry crane according to claim 3, is characterized in that: one in the vehicle wheel frame of the rear and front end of grade beam is adhesion wheel frame, and adhesion wheel frame is provided with the actuating device for driving adhesion wheel to walk.
5. the rubber tired gantry crane according to claim 3 or 4, is characterized in that: described grade beam is provided with power system, and the mouth of described power system is connected with the input end of plug-type driver train.
6. a portal gantry, comprise supporting leg and be located at the grade beam of supporting leg bottom, it is characterized in that: the rear and front end place of grade beam is all rotatably equipped with vehicle wheel frame, and the pivot center of vehicle wheel frame extends along the vertical direction, each vehicle wheel frame is equipped with the steering hardware independently driving corresponding wheel steering.
7. portal gantry according to claim 6, is characterized in that: described steering hardware comprises pivoting support, and described vehicle wheel frame is connected with grade beam by pivoting support.
8. portal gantry according to claim 6, it is characterized in that: described steering hardware comprises spindle arm and plug-type driver train, one end of spindle arm is fixedly connected with corresponding vehicle wheel frame, and the other end of spindle arm is hinged with the mouth of corresponding plug-type driver train.
9. portal gantry according to claim 8, is characterized in that: one in the vehicle wheel frame of the rear and front end of grade beam is adhesion wheel frame, and adhesion wheel frame is provided with the actuating device for driving adhesion wheel to walk.
10. portal gantry according to claim 8 or claim 9, it is characterized in that: described grade beam is provided with power system, the mouth of described power system is connected with the input end of plug-type driver train.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259499.8U CN204624994U (en) | 2015-04-27 | 2015-04-27 | A kind of rubber tired gantry crane and door frame thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520259499.8U CN204624994U (en) | 2015-04-27 | 2015-04-27 | A kind of rubber tired gantry crane and door frame thereof |
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| CN204624994U true CN204624994U (en) | 2015-09-09 |
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| CN201520259499.8U Active CN204624994U (en) | 2015-04-27 | 2015-04-27 | A kind of rubber tired gantry crane and door frame thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253770A (en) * | 2015-11-19 | 2016-01-20 | 崔主启 | Trackless type electric portal frame |
| CN107814154A (en) * | 2017-11-22 | 2018-03-20 | 西南交通大学 | A kind of airdrome luggage handling device |
| CN108946496A (en) * | 2018-08-14 | 2018-12-07 | 德马科起重机械有限公司 | A kind of anti-tilting apparatus of ship's crane |
| CN109109900A (en) * | 2018-09-07 | 2019-01-01 | 上海电气研砼（徐州）重工科技有限公司 | A kind of tight turn radius track component vehicle |
-
2015
- 2015-04-27 CN CN201520259499.8U patent/CN204624994U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105253770A (en) * | 2015-11-19 | 2016-01-20 | 崔主启 | Trackless type electric portal frame |
| CN107814154A (en) * | 2017-11-22 | 2018-03-20 | 西南交通大学 | A kind of airdrome luggage handling device |
| CN108946496A (en) * | 2018-08-14 | 2018-12-07 | 德马科起重机械有限公司 | A kind of anti-tilting apparatus of ship's crane |
| CN108946496B (en) * | 2018-08-14 | 2024-04-09 | 德马科起重机械有限公司 | Anti-tipping device of marine crane |
| CN109109900A (en) * | 2018-09-07 | 2019-01-01 | 上海电气研砼（徐州）重工科技有限公司 | A kind of tight turn radius track component vehicle |
| CN109109900B (en) * | 2018-09-07 | 2023-11-07 | 上海电气研砼（徐州）重工科技有限公司 | Track component vehicle with small turning radius |
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