CN111217252A - Liftable removes gantry crane under clean environment - Google Patents
Liftable removes gantry crane under clean environment Download PDFInfo
- Publication number
- CN111217252A CN111217252A CN202010054882.5A CN202010054882A CN111217252A CN 111217252 A CN111217252 A CN 111217252A CN 202010054882 A CN202010054882 A CN 202010054882A CN 111217252 A CN111217252 A CN 111217252A
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- CN
- China
- Prior art keywords
- leg
- supporting leg
- gantry crane
- clean environment
- lifting
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- 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.)
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C19/00—Cranes comprising trolleys or crabs running on fixed or movable bridges or gantries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C11/00—Trolleys or crabs, e.g. operating above runways
- B66C11/02—Trolleys or crabs, e.g. operating above runways with operating gear or operator's cabin suspended, or laterally offset, from runway or track
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C5/00—Base supporting structures with legs
- B66C5/02—Fixed or travelling bridges or gantries, i.e. elongated structures of inverted L or of inverted U shape or tripods
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Carriers, Traveling Bodies, And Overhead Traveling Cranes (AREA)
Abstract
The invention relates to a lifting movable gantry crane in a clean environment, which comprises: the main beam, the electric hoist, the first leg assembly and the second leg assembly; the electric hoist is arranged on the main beam and can move on the main beam; the two end parts of the main beam are respectively connected with the top of the first leg component and the top of the second leg component and can be supported by means of the first leg component and the second leg component; wherein the first leg assembly and the second leg assembly are identical in structure; the main beam is liftable and/or movable by means of the first and second leg assemblies; the lifting movable gantry crane provided by the invention adopts the screw rod to control the lifting of the supporting leg in a clean environment, and the advantage of accurately controlling the lifting height can be achieved.
Description
Technical Field
The invention belongs to the technical field of clean crown blocks, and particularly relates to a lifting movable gantry crane in a clean environment.
Background
The mobile gantry crane in the prior art is complex in structure, difficult to lift and difficult to meet use requirements.
Disclosure of Invention
Technical problem to be solved
In order to solve the problems in the prior art, the invention provides a lifting movable gantry crane in a clean environment.
(II) technical scheme
In order to achieve the purpose, the invention adopts the main technical scheme that:
a liftable mobile gantry crane under clean environment comprises: the main beam, the electric hoist, the first leg assembly and the second leg assembly;
the electric hoist is arranged on the main beam and can move on the main beam;
the two end parts of the main beam are respectively connected with the top of the first leg component and the top of the second leg component and can be supported by means of the first leg component and the second leg component;
wherein the first leg assembly and the second leg assembly are identical in structure;
the main beam is liftable and/or movable by means of the first and second leg assemblies.
Preferably, the first leg assembly comprises: the device comprises an inner supporting leg, an outer supporting leg, a screw lifting mechanism and a movable base;
the inner supporting leg and the screw lifting mechanism are both arranged in the outer supporting leg;
the bottom ends of the outer supporting legs are fixedly arranged on the movable base;
one end of the screw lifting mechanism is in threaded connection with the inner support leg, and the other end of the screw lifting mechanism is arranged on the movable base;
the length of the inner supporting leg extending out of the outer supporting leg can be adjusted by means of the screw lifting mechanism, and the purpose of lifting the main beam is achieved.
Preferably, the screw elevating mechanism includes: the lifting screw, the transmission mechanism, the driving motor and the bearing seat are arranged on the base;
the driving motor controls the lifting screw to rotate by means of the transmission mechanism;
the bearing seat is fixedly arranged on the movable base;
part of the rod body of the vertically arranged lifting screw rod is sleeved in the inner supporting leg and is connected with the inner part of the inner supporting leg through threads;
the bottom of the lifting screw rod is arranged in the bearing seat and fixed, and the lifting screw rod can freely rotate in the bearing seat.
Preferably, the transmission mechanism comprises: a first gear and a second gear;
the first gear is sleeved and fixed on the lifting screw;
the second gear is arranged on the driving motor;
the first gear is meshed with the second gear;
the driving motor is fixedly arranged on the outer supporting leg and can indirectly drive the first gear to rotate by driving the second gear to rotate, so that the lifting screw is controlled to rotate.
Preferably, the outer leg and the inner leg are both cylindrical structures;
the bottom of the inner supporting leg is provided with a threaded sleeve;
the inner wall of the threaded sleeve is provided with a threaded structure matched with the lifting screw;
and part of the rod body of the lifting screw rod is sleeved in the threaded sleeve.
Preferably, the inner wall of the outer supporting leg is provided with a sliding rail structure;
the inner leg can extend or retract into the interior of the outer leg along the slide rail structure.
Preferably, the movable base includes: a leg beam and a moving sheave assembly;
the movable pulley assembly is arranged at the bottom of the supporting leg cross beam.
Preferably, the bearing seat is fixedly arranged on the support leg cross beam;
the bottom of the outer supporting leg is fixedly arranged on the supporting leg cross beam.
Preferably, the moving pulley assembly is a universal wheel and/or a one-way wheel.
Preferably, the method further comprises the following steps: a control system;
the control system is respectively in control connection with the driving motor of the first supporting leg assembly and the driving motor of the second supporting leg assembly.
(III) advantageous effects
The invention has the beneficial effects that: the invention provides a lifting movable gantry crane in a clean environment, which has the following beneficial effects:
simple structure, the operation is reliable and stable, adopts the screw rod to control the lift of landing leg, can reach the technological effect of accurate control lifting height, and landing leg subassembly not only can realize accurate lift in addition, but also has the advantage of removing in a flexible way.
Drawings
FIG. 1 is a schematic structural view of a gantry crane capable of lifting and moving in a clean environment according to the present invention;
fig. 2 is a schematic structural diagram of one of the leg assemblies of the gantry crane capable of lifting and moving in a clean environment according to the present invention.
[ description of reference ]
1: an electric hoist; 2: a main beam; 3: an inner leg; 4: an outer leg; 5: a slide rail structure; 6: a threaded bushing; 7: a drive motor; 8: a lifting screw; 9: a first gear; 10: a second gear; 11: a bearing seat; 12: a leg beam; 13: a universal wheel.
Detailed Description
For the purpose of better explaining the present invention and to facilitate understanding, the present invention will be described in detail by way of specific embodiments with reference to the accompanying drawings.
As shown in fig. 1: this embodiment discloses a liftable removes gantry crane under clean environment, includes: girder 2, electric block 1, first leg subassembly and second leg subassembly.
The electric hoist 1 is arranged on the main beam 2 and can move on the main beam 2.
The two ends of the main beam 2 are connected to and supportable by the top of the first leg assembly and the top of the second leg assembly, respectively.
Wherein the first leg assembly and the second leg assembly are identical in structure.
The main beam 2 can be lifted and/or moved by means of the first leg assembly and the second leg assembly.
The lifting movable door crane can be additionally provided with clean protection accessories according to different application environments, such as accessories made of special materials, and such as dustproof treatment on moving parts; or the integral steel structure is subjected to anticorrosive treatment and the like which meet the clean requirement.
As shown in fig. 2: in this embodiment, the first leg assembly includes: inner supporting legs 3, outer supporting legs 4, a screw lifting mechanism and a movable base.
The inner leg 3 and the screw lifting mechanism are both arranged in the outer leg 4.
The bottom end of the outer supporting leg 4 is fixedly arranged on the movable base.
One end of the screw lifting mechanism is in threaded connection with the inner supporting leg 3, and the other end of the screw lifting mechanism is arranged on the movable base.
The length of the inner supporting leg 3 extending out of the outer supporting leg 4 can be adjusted by means of the screw lifting mechanism, and the purpose of lifting the main beam 2 is achieved.
It should be noted that: the screw lifting mechanism can adjust the height of the inner supporting leg through the rotation of the screw, and two ends of the inner supporting leg 3 are respectively connected with the main beam 2 and the screw lifting mechanism; wherein, the screw lifting mechanism and the inner supporting leg 3 are in thread fit and relationship.
In this embodiment, the screw lifting mechanism includes: lifting screw 8, drive mechanism, driving motor 7 and bearing frame 11.
The driving motor 7 controls the lifting screw 8 to rotate by means of the transmission mechanism.
The bearing seat 11 is fixedly arranged on the movable base.
Part of the rod body of the vertically arranged lifting screw 8 is sleeved in the inner supporting leg 3 and is in threaded connection with the inner part of the inner supporting leg 3.
The bottom of the lifting screw rod 8 is arranged in the bearing seat 11 and fixed, and can freely rotate in the bearing seat 11.
The lifting screw 8 should meet the working requirements of a clean environment.
The transmission mechanism described in this embodiment includes: a first gear 9 and a second gear 10.
Specifically, the first gear 9 is sleeved and fixed on the lifting screw 8; the second gear 10 is arranged on the driving motor 7; the first gear 9 is in meshing engagement with the second gear 10.
The driving motor 7 is fixedly arranged on the outer supporting leg 4 and can indirectly drive the first gear 9 to rotate by driving the second gear 10 to rotate, so that the lifting screw 8 is controlled to rotate.
In this embodiment, the outer leg 4 and the inner leg 3 are both cylindrical structures. Of course, other shapes such as prism shape may be provided as required.
The bottom of the inner supporting leg 3 is provided with a threaded sleeve 6; the inner wall of the threaded sleeve 6 is provided with a threaded structure matched with the lifting screw 8; part of the rod body of the lifting screw 8 is sleeved in the threaded sleeve 6.
The inner wall of the outer leg 4 in the embodiment is provided with a slide rail structure 5; the inner leg 3 can extend or retract inside the outer leg 4 along the slide rail structure 5.
The rail structure 5 here has a guiding function.
In this embodiment the mobile base includes: a leg beam 12 and a moving sheave assembly. The moving sheave assembly is disposed at the bottom of the leg beam 12.
In detail, the bearing seat 11 is fixedly arranged on the leg beam 12; the bottom of the outer leg 4 is fixedly arranged on the leg beam 12. The movable pulley component is a universal wheel 13 and/or a one-way wheel.
Finally, it is to be noted that: the liftable removal gantry crane that provides in this embodiment still includes under the clean environment: a control system;
the control system is respectively in control connection with the drive motor 7 of the first leg assembly and the drive motor of the second leg assembly.
The control system can be a separate control system or a remote control system.
The technical principles of the present invention have been described above in connection with specific embodiments, which are intended to explain the principles of the present invention and should not be construed as limiting the scope of the present invention in any way. Based on the explanations herein, those skilled in the art will be able to conceive of other embodiments of the present invention without inventive efforts, which shall fall within the scope of the present invention.
Claims (10)
1. The utility model provides a liftable removes gantry crane under clean environment which characterized in that includes: the main beam, the electric hoist, the first leg assembly and the second leg assembly;
the electric hoist is arranged on the main beam and can move on the main beam;
the two end parts of the main beam are respectively connected with the top of the first leg component and the top of the second leg component and can be supported by means of the first leg component and the second leg component;
wherein the first leg assembly and the second leg assembly are identical in structure;
the main beam is liftable and/or movable by means of the first and second leg assemblies.
2. The liftable mobile gantry crane in clean environment according to claim 1,
the first leg assembly includes: the device comprises an inner supporting leg, an outer supporting leg, a screw lifting mechanism and a movable base;
the inner supporting leg and the screw lifting mechanism are both arranged in the outer supporting leg;
the bottom ends of the outer supporting legs are fixedly arranged on the movable base;
one end of the screw lifting mechanism is in threaded connection with the inner support leg, and the other end of the screw lifting mechanism is arranged on the movable base;
the length of the inner supporting leg extending out of the outer supporting leg can be adjusted by means of the screw lifting mechanism, and the purpose of lifting the main beam is achieved.
3. The liftable mobile gantry crane in clean environment according to claim 2,
the screw rod elevating system includes: the lifting screw, the transmission mechanism, the driving motor and the bearing seat are arranged on the base;
the driving motor controls the lifting screw to rotate by means of the transmission mechanism;
the bearing seat is fixedly arranged on the movable base;
part of the rod body of the vertically arranged lifting screw rod is sleeved in the inner supporting leg and is connected with the inner part of the inner supporting leg through threads;
the bottom of the lifting screw rod is arranged in the bearing seat and fixed, and the lifting screw rod can freely rotate in the bearing seat.
4. The liftable mobile gantry crane in clean environment according to claim 3,
the transmission mechanism includes: a first gear and a second gear;
the first gear is sleeved and fixed on the lifting screw;
the second gear is arranged on the driving motor;
the first gear is meshed with the second gear;
the driving motor is fixedly arranged on the outer supporting leg and can indirectly drive the first gear to rotate by driving the second gear to rotate, so that the lifting screw is controlled to rotate.
5. The liftable mobile gantry crane in clean environment according to claim 4,
the outer supporting leg and the inner supporting leg are both of cylindrical structures;
the bottom of the inner supporting leg is provided with a threaded sleeve;
the inner wall of the threaded sleeve is provided with a threaded structure matched with the lifting screw;
and part of the rod body of the lifting screw rod is sleeved in the threaded sleeve.
6. The liftable mobile gantry crane in clean environment according to claim 5,
the inner wall of the outer supporting leg is provided with a sliding rail structure;
the inner leg can extend or retract into the interior of the outer leg along the slide rail structure.
7. The liftable mobile gantry crane in clean environment according to claim 6,
the movable base includes: a leg beam and a moving sheave assembly;
the movable pulley assembly is arranged at the bottom of the supporting leg cross beam.
8. The liftable mobile gantry crane in clean environment according to claim 7,
the bearing seat is fixedly arranged on the supporting leg cross beam;
the bottom of the outer supporting leg is fixedly arranged on the supporting leg cross beam.
9. The liftable mobile gantry crane in clean environment according to claim 8,
the movable pulley component is a universal wheel and/or a one-way wheel.
10. The liftable mobile gantry crane in clean environment according to claim 9, further comprising: a control system;
the control system is respectively in control connection with the driving motor of the first supporting leg assembly and the driving motor of the second supporting leg assembly.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010054882.5A CN111217252A (en) | 2020-01-17 | 2020-01-17 | Liftable removes gantry crane under clean environment |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202010054882.5A CN111217252A (en) | 2020-01-17 | 2020-01-17 | Liftable removes gantry crane under clean environment |
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CN111217252A true CN111217252A (en) | 2020-06-02 |
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CN202010054882.5A Pending CN111217252A (en) | 2020-01-17 | 2020-01-17 | Liftable removes gantry crane under clean environment |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113460874A (en) * | 2021-08-19 | 2021-10-01 | 安徽春华智能科技有限公司 | Self-jacking European crane |
-
2020
- 2020-01-17 CN CN202010054882.5A patent/CN111217252A/en active Pending
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN113460874A (en) * | 2021-08-19 | 2021-10-01 | 安徽春华智能科技有限公司 | Self-jacking European crane |
CN113460874B (en) * | 2021-08-19 | 2023-09-29 | 安徽江河智能装备集团有限公司 | European crane capable of jacking |
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Address after: Floor 1, building 14, Lane 258, Yinlong Road, Jiading District, Shanghai, 201800 Applicant after: BORRIS HEAVY INDUSTRY Co.,Ltd. Address before: Area C, 1 / F, building 3, No. 5999, Huyi highway, Jiading District, Shanghai, 201814 Applicant before: BORRIS HEAVY INDUSTRY Co.,Ltd. |