CN110092317B - A quick hoisting device for road and bridge construction - Google Patents
A quick hoisting device for road and bridge construction Download PDFInfo
- Publication number
- CN110092317B CN110092317B CN201910414937.6A CN201910414937A CN110092317B CN 110092317 B CN110092317 B CN 110092317B CN 201910414937 A CN201910414937 A CN 201910414937A CN 110092317 B CN110092317 B CN 110092317B
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- China
- Prior art keywords
- supporting
- driving
- bevel gear
- rotating shaft
- fixedly arranged
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/10—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks
- B66F7/12—Lifting frames, e.g. for lifting vehicles; Platform lifts with platforms supported directly by jacks by mechanical jacks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66F—HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD
- B66F7/00—Lifting frames, e.g. for lifting vehicles; Platform lifts
- B66F7/28—Constructional details, e.g. end stops, pivoting supporting members, sliding runners adjustable to load dimensions
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mechanical Engineering (AREA)
- Structural Engineering (AREA)
- Bridges Or Land Bridges (AREA)
Abstract
The invention relates to the field of road and bridge construction, and particularly discloses a quick lifting device for road and bridge construction, which comprises a supporting frame and a height adjusting mechanism arranged on the supporting frame and used for adjusting the height of a storage platform in the vertical direction; the height adjusting mechanism comprises toothed plates fixedly arranged on two sides of the supporting frame and gears meshed with the toothed plates, and the two gears are fixedly arranged at two ends of the supporting rotating shaft respectively; the storage platform fixing frame is arranged on the supporting plate, and a driving assembly used for driving the supporting rotating shaft to rotate in two directions is arranged on the supporting plate. According to the embodiment of the invention, the driving assembly is used for driving the supporting rotating shaft to rotate, the object placing platform can move upwards or downwards according to the rotating direction of the supporting rotating shaft, the material is quickly lifted, and the stability in the material lifting process can be ensured through the arranged guide assembly and the limiting mechanism, so that the device has the advantages of safety and reliability.
Description
Technical Field
The invention relates to the field of road and bridge construction, in particular to a quick lifting device for road and bridge construction.
Background
The bridge is a building constructed for a road to cross natural or artificial obstacles, is erected on rivers, lakes and seas, and enables vehicles, pedestrians and the like to smoothly pass through, and generally consists of an upper structure, a lower structure and an attached structure, wherein the upper structure mainly refers to a bridge span structure and a support system, and the lower structure comprises a bridge abutment, a bridge pier and a foundation.
The bridge often need use the machine of lifting at the in-process of construction, however traditional machine of lifting is for guaranteeing its safety when using, and often lifting speed is extremely slow, and at the in-process of lifting by crane the material, owing to do not cooperate corresponding safe stop gear, lifting mechanism inefficacy can appear after the hoist reachs certain height moreover, leads to dropping of building material or architectural equipment when serious, has brought not little threat for the staff's of building site life safety.
Disclosure of Invention
The invention aims to provide a quick lifting device for road and bridge construction, so as to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme:
a quick lifting device for road and bridge construction comprises a supporting frame and a height adjusting mechanism arranged on the supporting frame and used for adjusting the height of a storage platform in the vertical direction;
the height adjusting mechanism comprises toothed plates fixedly arranged on two sides of the supporting frame and gears meshed with the toothed plates, the two gears are respectively and fixedly arranged at two ends of a supporting rotating shaft, and the supporting rotating shaft is fixedly and rotatably erected on the object placing platform; the storage platform fixing frame is arranged on the supporting plate, and a driving assembly used for driving the supporting rotating shaft to rotate in two directions is arranged on the supporting plate.
As a further scheme of the invention: the driving assembly comprises a first driven bevel gear and a second driven bevel gear which are fixedly mounted on a supporting rotating shaft, an electric push rod used for pushing the driving motor to move is fixedly mounted on the supporting plate, the driving assembly further comprises a driving bevel gear which can be meshed with the first driven bevel gear or the second driven bevel gear, the driving bevel gear is fixedly mounted at the top end of an output shaft of the driving motor, when the electric push rod is used for pushing the driving motor to move to the state that the driving bevel gear is meshed with the second driven bevel gear, the electrified driving motor can drive the supporting rotating shaft to rotate in the forward direction, otherwise, when the electric push rod is used for pushing the driving motor to move to the state that the driving bevel gear is meshed with the first driven bevel gear, the electrified driving motor can drive the supporting rotating shaft to rotate in the.
As a further scheme of the invention: the supporting frame comprises a base and two supporting stand columns which are fixedly installed at the end parts of the base respectively, and a protective top plate is arranged on a top fixing frame of each supporting stand column.
As a further scheme of the invention: in order to further improve the stability of the supporting plate in the vertical direction movement process, a guide assembly for guiding the supporting plate is further arranged on the supporting frame.
As a further scheme of the invention: the guide assembly comprises support convex plates which are fixedly arranged at two ends of the support plate in an integrated manner, guide sliding blocks matched with guide sliding grooves formed in the surfaces of the support stand columns are fixedly arranged on the support convex plates, and when the height of the object placing platform in the vertical direction is adjusted, the guide sliding blocks and the guide sliding grooves are matched with each other, so that the situation that the object placing platform does not deviate in the vertical movement process can be guaranteed, and the stability is good.
As a further scheme of the invention: the quick lifting device for road and bridge construction further comprises a limiting mechanism matched with the rectangular groove formed in the supporting stand column, and after the object platform is adjusted to the designated height, the object platform is limited and fixed through the limiting mechanism.
As a further scheme of the invention: and the limiting mechanism corresponding to the rectangular groove is arranged on the supporting convex plate through a support fixing frame.
As a further scheme of the invention: the limiting mechanism comprises a supporting block fixedly mounted on the supporting column, a cylindrical cavity is formed in the supporting block, a cylindrical barrel is rotatably arranged in the cylindrical cavity, an oval sliding block is arranged in the cylindrical barrel in a sliding mode along the central axis of the cylindrical barrel, a supporting spring is further arranged in the cylindrical barrel, one end of the supporting spring is fixedly connected with the cylindrical barrel, and the other end of the supporting spring is fixedly connected with the inner wall of the other end of the cylindrical barrel;
the limiting mechanism further comprises a limiting edge block with an inclined surface, the limiting edge block is fixedly connected with the cylindrical barrel through a pressing rod, and a servo motor used for adjusting the rotating angle of the cylindrical barrel is fixedly mounted on the outer wall of the supporting block.
Compared with the prior art, in the rapid lifting device for road and bridge construction provided by the embodiment of the invention, the material to be lifted is placed on the object placing platform, then the driving component is utilized to drive the supporting rotating shaft to rotate, the object placing platform can move upwards or downwards according to the rotating direction of the supporting rotating shaft, when the object placing platform moves upwards, because the inclined surface of the limiting edge block in the limiting mechanism is upwards, when the limiting edge block moves upwards, the edge of the top surface of the rectangular groove slides relatively on the inclined surface of the limiting edge block, the limiting edge block can be pushed to retract into the cylindrical cavity, after the object placing platform is adjusted to a specified height, under the supporting action of the supporting spring, the limiting edge block is embedded into the rectangular groove, because the bottom surface of the limiting edge block is a plane, the bottom surface of the limiting edge block is in contact with the bottom surface of the rectangular groove, and plays a supporting effect, the limiting edge block can be prevented from moving downwards along the supporting, at the moment, the object placing platform can be ensured not to drop and to be kept stable after being lifted to the designated height; otherwise, when the object placing platform is required to move downwards, the inclined plane of the limiting edge block is adjusted downwards only by the aid of the servo motor.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention.
Fig. 1 is a front view of a quick lifting device for road and bridge construction according to an embodiment of the present invention.
Fig. 2 is a side view of a quick lifting device for road and bridge construction according to an embodiment of the present invention.
Fig. 3 is a schematic view of a locking mechanism in the fast lifting device for road and bridge construction according to the embodiment of the present invention.
Fig. 4 is a perspective view of a support frame in the rapid lifting device for road and bridge construction according to the embodiment of the present invention.
In the figure: 1-base, 2-object placing platform, 3-supporting rotating shaft, 4-gear, 5-first driven bevel gear, 6-second driven bevel gear, 7-driving bevel gear, 8-supporting plate, 9-driving motor, 10-electric push rod, 11-supporting convex plate, 12-guiding sliding block, 13-supporting upright post, 14-guiding sliding groove, 15-protective top plate, 16-rectangular groove, 17-supporting post, 18-supporting block, 19-servo motor, 20-toothed plate, 21-limiting edge block, 22-cylindrical barrel, 23-supporting spring, 24-cylindrical cavity, 25-pressing rod and 26-elliptical sliding block.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1-2, in an embodiment provided by the present invention, a fast lifting device for road and bridge construction includes a supporting frame and a height adjusting mechanism disposed on the supporting frame for adjusting the height of the storage platform 2 in the vertical direction, where the height adjusting mechanism includes toothed plates 20 fixedly disposed on both sides of the supporting frame and gears 4 engaged with the toothed plates 20, the two gears 4 are respectively and fixedly mounted at both ends of a supporting rotating shaft 3, and the supporting rotating shaft 3 is fixedly and rotatably mounted on the storage platform 2; the 2 mounts of platform establish in backup pad 8, install in backup pad 8 and be used for the drive support 3 two-way rotatory drive assembly of pivot, in this embodiment, according to the direction of rotation that supports pivot 3 to the linkage of cooperation gear 4 and pinion rack 20 can promote platform 2 and move in vertical direction, thereby realizes promoting fast placing the article on platform 2.
Further, as shown in fig. 1, fig. 2 and fig. 4, in the embodiment provided by the present invention, the supporting frame includes a base 1 and two supporting columns 13 respectively fixedly installed at the ends of the base 1, and a top fixing frame of the supporting columns 13 is provided with a protective top plate 15.
For further improvement the stability of backup pad 8 in the vertical direction upward movement process, it is right still to be provided with on the braced frame be used for backup pad 8 plays the guide subassembly of guide effect, the guide subassembly includes the fixed support flange 11 that sets up at backup pad 8 both ends of integrated into one piece, support on the flange 11 fixed mounting have with the direction spout 14 matched with direction slider 12 that the support post 13 surface was seted up, when adjustment platform 2 was when the ascending height in vertical direction, through the mutually supporting of direction slider 12 and direction spout 14, can guarantee not take place the skew in its upper and lower movement process, stability is good.
With continuing reference to fig. 1, in the embodiment provided by the present invention, the driving assembly includes a first driven bevel gear 5 and a second driven bevel gear 6 fixedly installed on the supporting shaft 3, an electric push rod 10 for pushing the driving motor 9 to move is fixedly installed on the supporting plate 8, the driving assembly further includes a driving bevel gear 7 capable of meshing with the first driven bevel gear 5 or the second driven bevel gear 6, the driving bevel gear 7 is fixedly installed at the top end of the output shaft of the driving motor 9, when the driving motor 9 is pushed by the electric push rod 10 to move the driving bevel gear 7 to mesh with the second driven bevel gear 6, the energized driving motor 9 can drive the supporting shaft 3 to rotate in the forward direction, otherwise, when the driving motor 9 is pushed by the electric push rod 10 to move the driving bevel gear 7 to mesh with the first driven bevel gear 5, the electrified driving motor 9 can drive the support rotating shaft 3 to rotate reversely.
Referring to fig. 1 to 3, in another embodiment of the present invention, the fast lifting device for road and bridge construction further includes a limiting mechanism matching with the rectangular groove 16 formed on the supporting upright 13, and after the platform 2 is adjusted to a specified height, the limiting mechanism limits and fixes the platform;
specifically, in the limiting mechanism provided in the embodiment of the present invention, the limiting mechanism corresponding to the rectangular groove 16 is fixedly mounted on the supporting convex plate 11 through a supporting column 17, the limiting mechanism includes a supporting block 18 fixedly mounted on the supporting column 17, a cylindrical cavity 24 is formed in the supporting block 18, a cylindrical barrel 22 is rotatably disposed in the cylindrical cavity 24, an elliptical slider 26 is slidably disposed in the cylindrical barrel 22 along a central axis thereof, a supporting spring 23 is further disposed in the cylindrical barrel 22, one end of the supporting spring 23 is fixedly connected with the cylindrical barrel 22, and the other end of the supporting spring 23 is fixedly connected with an inner wall of the other end of the cylindrical barrel 22;
the limiting mechanism further comprises a limiting edge block 21 with an inclined surface, the limiting edge block 21 is fixedly connected with the cylindrical barrel 22 through a pressing rod 25, and a servo motor 19 used for adjusting the rotating angle of the cylindrical barrel 22 is further fixedly mounted on the outer wall of the supporting block 18.
When the quick lifting device provided by the embodiment of the invention is used, a material to be lifted is placed on the object placing platform 2, then the driving component is utilized to drive the supporting rotating shaft 3 to rotate, the object placing platform 2 can move upwards or downwards according to the rotating direction of the supporting rotating shaft 3, when the object placing platform 2 moves upwards, because the inclined surface of the limiting edge block 21 in the limiting mechanism is upward, when the limiting edge block 21 moves upwards, the edge of the top surface of the rectangular groove 16 slides relatively on the inclined surface of the limiting edge block 21, the limiting edge block 21 can be pushed to retract into the cylindrical cavity 24, after the object placing platform 2 is adjusted to a specified height, under the supporting action of the supporting spring 23, the limiting edge block 21 is embedded into the rectangular groove 16, because the bottom surface of the limiting edge block 21 is a plane, the bottom surface of the limiting edge block 21 is contacted with the bottom surface of the rectangular groove 16, the supporting effect is achieved, and the downward movement of the limiting edge block 21 along the supporting upright column 13 can be, at the moment, the object placing platform 2 can be ensured not to drop and to be kept stable after being lifted to the designated height; on the contrary, when the platform 2 needs to move downwards, the inclined surface of the limit ridge block 21 is adjusted downwards by the servo motor 19.
The electrical components presented in the document are all electrically connected with an external master controller and 220V mains, and the master controller can be a conventional known device controlled by a computer or the like. In the description of the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (1)
1. A quick lifting device for road and bridge construction is characterized by comprising a supporting frame and a height adjusting mechanism which is arranged on the supporting frame and used for adjusting the height of a storage platform (2) in the vertical direction;
the height adjusting mechanism comprises toothed plates (20) fixedly arranged on two sides of the supporting frame and gears (4) meshed with the toothed plates (20), the two gears (4) are respectively and fixedly arranged at two ends of a supporting rotating shaft (3), and the supporting rotating shaft (3) is fixedly and rotatably erected on the object placing platform (2); the storage platform (2) is fixedly arranged on a support plate (8), and a driving assembly for driving the support rotating shaft (3) to rotate in two directions is arranged on the support plate (8);
the supporting frame comprises a base (1) and two supporting upright columns (13) which are respectively and fixedly installed at the end parts of the base (1), and protective top plates (15) are arranged on top end fixing frames of the supporting upright columns (13);
the supporting frame is also provided with a guide assembly for guiding the supporting plate (8);
the guide assembly comprises support convex plates (11) which are integrally formed and fixedly arranged at two ends of a support plate (8), and guide sliding blocks (12) matched with guide sliding grooves (14) formed in the surfaces of the support upright columns (13) are fixedly arranged on the support convex plates (11);
the rapid lifting device for road and bridge construction further comprises a limiting mechanism matched with a rectangular groove (16) formed in the supporting upright post (13);
the limiting mechanism corresponding to the rectangular groove (16) is fixedly arranged on the supporting convex plate (11) through a support column (17);
the limiting mechanism comprises a supporting block (18) fixedly mounted on the supporting column (17), a cylindrical cavity (24) is formed in the supporting block (18), a cylindrical barrel (22) is rotationally arranged in the cylindrical cavity (24), an oval sliding block (26) is arranged in the cylindrical barrel (22) in a sliding mode along the central axis of the cylindrical barrel, and a supporting spring (23) is further arranged in the cylindrical barrel (22);
the limiting mechanism further comprises a limiting edge block (21) with an inclined surface, and the limiting edge block (21) is fixedly connected with the cylindrical barrel (22) through a pressure rod (25);
a servo motor (19) for adjusting the rotation angle of the cylindrical barrel (22) is also fixedly mounted on the outer wall of the supporting block (18);
the driving assembly comprises a first driven bevel gear (5) and a second driven bevel gear (6) which are fixedly arranged on a supporting rotating shaft (3), and an electric push rod (10) for pushing a driving motor (9) to move is fixedly arranged on the supporting plate (8);
the driving assembly further comprises a driving bevel gear (7) capable of being meshed with the first driven bevel gear (5) or the second driven bevel gear (6), and the driving bevel gear (7) is fixedly mounted at the top end of an output shaft of the driving motor (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910414937.6A CN110092317B (en) | 2019-05-17 | 2019-05-17 | A quick hoisting device for road and bridge construction |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910414937.6A CN110092317B (en) | 2019-05-17 | 2019-05-17 | A quick hoisting device for road and bridge construction |
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| Publication Number | Publication Date |
|---|---|
| CN110092317A CN110092317A (en) | 2019-08-06 |
| CN110092317B true CN110092317B (en) | 2020-05-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910414937.6A Active CN110092317B (en) | 2019-05-17 | 2019-05-17 | A quick hoisting device for road and bridge construction |
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| CN (1) | CN110092317B (en) |
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|---|---|---|---|---|
| CN110886508A (en) * | 2019-12-04 | 2020-03-17 | 郭广磊 | Combined supporting pile for civil engineering |
| CN111576217B (en) * | 2020-04-23 | 2021-12-21 | 中铁十六局集团有限公司 | Positioning device for erecting segment beam |
| CN114411573A (en) * | 2022-02-18 | 2022-04-29 | 中铁北京工程局集团有限公司 | Bridge rotation construction method |
| CN118180777A (en) * | 2024-05-16 | 2024-06-14 | 湖南中钢智能装备有限公司 | Crane part welding device and welding process |
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| FR2612905A1 (en) * | 1987-03-23 | 1988-09-30 | Philibert Roger | Lifting device - Load elevator |
| CN103663065A (en) * | 2013-12-09 | 2014-03-26 | 上海德圣米高电梯有限公司 | Connecting structure of loading platform and vertical drive device |
| CN203613782U (en) * | 2013-11-11 | 2014-05-28 | 陕西江丰建筑工程有限公司 | Slider anti-falling device for scaffold with guide rail with cross bars |
| CN203860903U (en) * | 2014-05-19 | 2014-10-08 | 嘉兴职业技术学院 | Lift-drop device of mounting ring in floral arrangement mounting frame |
| CN107128770A (en) * | 2017-05-11 | 2017-09-05 | 合肥工业大学 | One kind is used for vertical-lift elevator anti-falling self-locking device |
| CN207175351U (en) * | 2017-08-08 | 2018-04-03 | 杭州世楷自动化设备有限公司 | A kind of hydraulic straight-topped lifting platform |
| CN109081261A (en) * | 2018-08-28 | 2018-12-25 | 深圳市必发达科技有限公司 | A kind of elevator of electromechanics installation |
-
2019
- 2019-05-17 CN CN201910414937.6A patent/CN110092317B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2612905A1 (en) * | 1987-03-23 | 1988-09-30 | Philibert Roger | Lifting device - Load elevator |
| CN203613782U (en) * | 2013-11-11 | 2014-05-28 | 陕西江丰建筑工程有限公司 | Slider anti-falling device for scaffold with guide rail with cross bars |
| CN103663065A (en) * | 2013-12-09 | 2014-03-26 | 上海德圣米高电梯有限公司 | Connecting structure of loading platform and vertical drive device |
| CN203860903U (en) * | 2014-05-19 | 2014-10-08 | 嘉兴职业技术学院 | Lift-drop device of mounting ring in floral arrangement mounting frame |
| CN107128770A (en) * | 2017-05-11 | 2017-09-05 | 合肥工业大学 | One kind is used for vertical-lift elevator anti-falling self-locking device |
| CN207175351U (en) * | 2017-08-08 | 2018-04-03 | 杭州世楷自动化设备有限公司 | A kind of hydraulic straight-topped lifting platform |
| CN109081261A (en) * | 2018-08-28 | 2018-12-25 | 深圳市必发达科技有限公司 | A kind of elevator of electromechanics installation |
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| CN110092317A (en) | 2019-08-06 |
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Effective date of registration: 20221216 Address after: 430080 No. 17 metallurgical Avenue, Qingshan District, Hubei, Wuhan Patentee after: MCC Wukan Engineering Technology Co.,Ltd. Address before: Room 2438, No. 2420, Huangpu East Road, Huangpu District, Guangzhou, Guangdong 510000 Patentee before: Hou Hongjie |
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