CN113716475A - Rocking arm loop wheel machine firm system for building - Google Patents
Rocking arm loop wheel machine firm system for building Download PDFInfo
- Publication number
- CN113716475A CN113716475A CN202111083317.2A CN202111083317A CN113716475A CN 113716475 A CN113716475 A CN 113716475A CN 202111083317 A CN202111083317 A CN 202111083317A CN 113716475 A CN113716475 A CN 113716475A
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- fixed
- arm
- short shaft
- fixedly arranged
- bracing piece
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- 238000010276 construction Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 3
- 206010066054 Dysmorphism Diseases 0.000 claims 2
- 210000000245 forearm Anatomy 0.000 claims 1
- 230000005484 gravity Effects 0.000 abstract description 5
- 230000000087 stabilizing effect Effects 0.000 abstract description 5
- 238000005452 bending Methods 0.000 abstract description 4
- 239000000725 suspension Substances 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 description 6
- 239000010959 steel Substances 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000009434 installation Methods 0.000 description 2
- 238000010030 laminating Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/72—Counterweights or supports for balancing lifting couples
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66C—CRANES; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS, WINCHES, OR TACKLES
- B66C23/00—Cranes comprising essentially a beam, boom, or triangular structure acting as a cantilever and mounted for translatory of swinging movements in vertical or horizontal planes or a combination of such movements, e.g. jib-cranes, derricks, tower cranes
- B66C23/62—Constructional features or details
- B66C23/64—Jibs
- B66C23/68—Jibs foldable or otherwise adjustable in configuration
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jib Cranes (AREA)
Abstract
The invention belongs to the field of constructional engineering, and relates to a stabilizing system of a rotary arm crane for a building. The invention is suitable for adjusting the lifting position of a lifted heavy object by changing the left and right bending angles of the suspension arm when a small and medium-sized object is lifted in a complex lifting environment, can automatically adjust the gravity center of the transverse state of a lifting system and keep the stability of the operation of the lifting system.
Description
Technical Field
The invention belongs to the field of constructional engineering, and particularly relates to a stabilizing system of a rotary arm crane for buildings.
Background
As is well known, the small-sized crane is troublesome to disassemble and assemble, the joint is abraded due to repeated disassembly and assembly, the structure is unstable, the occupied space is large when the crane is idle, the carrying and the moving are inconvenient, most of the small-sized cranes are fixed, the requirements on the support or the power device are high according to the installation position, most of the installation positions are close to the window edge, the danger coefficient is large in the installation process, the hoisting angle cannot be changed easily in the operation process, and the complex hoisting environment capacity is poor.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a stabilizing system of a swing arm crane for buildings.
The purpose of the invention can be realized by the following technical scheme: the utility model provides a simple and easy bent arm loop wheel machine, includes the casing, the casing downside is equipped with the universal wheel, the fixed electric hoist that is equipped with in casing upper left side wall side, the fixed bracing piece that is equipped with of casing upper right side wall, the fixed davit device that has rotated that is equipped with on the bracing piece, rotate and lift up the horizontal lifting position of loop wheel machine and adjust under the boom device is used for the complex environment, the bracing piece both sides are equipped with electronic vaulting pole device, and electronic vaulting pole device is used for bottom board's vertical position and provides a counter-force for hoisting system.
Preferably, the rotary lifting arm device comprises a large arm fixedly arranged at the upper end of the supporting rod, the large arm is rotatably connected with a short shaft, a small arm is fixedly arranged on the short shaft, a key is fixedly arranged at the bottom of the short shaft, a large chain wheel is fixedly arranged in the middle of the short shaft, and a short shaft bevel gear is fixedly arranged at the top end of the short shaft.
Preferably, a motor fixing box is fixedly arranged on the upper side of the large arm, a direct current speed reducing motor is fixedly arranged in the motor fixing box, a motor bevel gear is fixedly arranged at the output end of the direct current speed reducing motor, and the short shaft bevel gear is meshed with the motor bevel gear.
Preferably, the motor fixing box is fixedly provided with a transverse supporting rod on the upper side, the transverse supporting rod is rotatably provided with a transverse pulley, the top end of the small arm is rotatably provided with a large pulley, and the left lower end of the large arm is provided with an automatic balancing device which is used for balancing the transverse gravity center of the hoisting system.
Preferably, automatic balancing unit is including fixing the weight box at big arm rear end, the fixed toper guide rail that is equipped with in weight box bottom, the toper guide rail is gone up to slide and is equipped with the balancing weight, and the fixed rack that is equipped with in balancing weight right flank of telling, it is equipped with the major axis to rotate on the big arm left side lateral wall, the fixed little sprocket that is equipped with in major axis middle part, the meshing is connected with the chain on little sprocket and the big sprocket, the fixed straight-tooth gear that is equipped with of little sprocket downside, straight-tooth gear and rack meshing transmission, the end-to-end rotation of big arm is equipped with the small pulley.
Preferably, the electric support rod device comprises special-shaped guide rails symmetrically fixed on two sides of the support rod, six-deformation sliding blocks are arranged on the special-shaped guide rails in a sliding mode, spherical knots are fixedly arranged at the front ends of the six-deformation sliding blocks, spherical universal joint sleeves are sleeved outside the spherical knots, electric push rods are fixedly arranged at the lower ends of the spherical universal joint sleeves, and bottom plates are hinged to the lower ends of the electric push rods.
When a heavy object needs to be lifted, the equipment is moved to a lifting position to be fixed, the accommodated lifting device is unfolded, the accommodated electric support rod device is opened, six deformation sliding blocks on the top end of the electric support rod device are moved, the six deformation sliding blocks are moved to the tail end of the special-shaped guide rail, the positions of bottom plates at two ends are adjusted, the electric push rod is controlled to stretch out and draw back, the six deformation sliding blocks are abutted against the top end of an inner cavity of the special-shaped guide rail, the bottom plates are in contact with the ground at the moment, the electric support rod device provides support counter force for a lifting system, an electric hoist is started, a steel wire rope starts to shrink and wind, the steel wire rope is turned through a small pulley, a transverse pulley and a large pulley, and the steel wire rope can vertically lift the heavy object.
When the hoisting direction needs to be changed in the hoisting process, the direct current speed reduction motor is started, the motor bevel gear is made to rotate, the short shaft bevel gear is driven to rotate, the short shaft is made to rotate, the small arm connected with the short shaft key is driven to rotate, the bending angles of the left and right sides of the hoisting arm are further changed, the lifting position of a hoisted heavy object is adjusted, meanwhile, the short shaft rotates to drive the large chain wheel fixed on the short shaft to move, the small chain wheel is driven to rotate, the straight-tooth gear fixed on the long shaft is made to rotate, the rack is driven to move, the balancing weight fixedly connected with the rack is made to move in the weight box, the transverse gravity center of the whole hoisting system is adjusted through the movement of the balancing weight in the weight box, the electric support rod device can provide corresponding support counter force when the hoisting system operates, and the electric support rod device and the support rod device can be combined to improve the stability of the whole system.
When the loop wheel machine is accomodate in needs space-saving, take out the articulated key of pull rod and big arm for the pull rod is packed up, takes out the articulated key of bracing piece upper end simultaneously, makes the davit can laminate the bracing piece and place, takes out the terminal articulated key of bracing piece after that, makes the bracing piece stop in the top of electric block, contracts electric putter at last for bottom plate laminating casing, the loop wheel machine after the shrink conveniently carries the removal, can increase the utilization ratio in space when placing simultaneously.
Compared with the prior art, this rocking arm loop wheel machine firm system for building has following advantage:
1. the left and right bending angles of the suspension arm are changed, thereby adjusting the lifting position of the lifted heavy object,
2. the transverse gravity center of the whole hoisting system is adjusted through the movement of the balancing weight in the weight box,
3. the electric support rod device can provide corresponding support reaction when the hoisting system operates, and the stability of the whole system is improved by matching with the balancing weight.
4. The loop wheel machine after the shrink conveniently carries the removal, can increase the utilization ratio in space when placing simultaneously.
Drawings
Fig. 1 is a schematic structural view of a boom crane stabilizing system for construction.
Fig. 2 is a sectional view of the structure at a in fig. 1.
Fig. 3 is an enlarged view of the structure at B in fig. 1.
Fig. 4 is a sectional view taken along line C-C in fig. 1.
Fig. 5 is a sectional view of the structure at D in fig. 1.
Fig. 6 is a sectional view taken along the direction E-E in fig. 1.
Fig. 7 is a sectional view taken in the direction F-F in fig. 1.
Fig. 10, a housing; 11. a universal wheel; 12. an electric hoist; 13. a base plate; 14. an electric push rod; 15. a support bar; 16. a pull rod; 17. a weight box; 18. a small pulley; 19. a profiled guide rail; 20. a large arm; 21. a transverse pulley; 22. a transverse support bar; 23. a motor fixing box; 24. a large pulley; 25. a small arm; 26. a long axis; 27. a rack; 28. a balancing weight; 29. a tapered guide rail; 30. a chain; 31. a small sprocket; 32. a straight-tooth gear; 33. six-deformation sliding blocks; 34. a motor bevel gear; 35. a DC gear motor; 36. a short-axis bevel gear; 37. a large sprocket; 38. a minor axis; 39. a key; 40. a spherical joint sleeve; 41. a spherical knot.
Detailed Description
The following are specific embodiments of the present invention and are further described with reference to the drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1, a stabilizing system of a jib crane for construction includes a casing 10, universal wheels 11 are arranged on the lower side of the casing 10, an electric hoist 12 is fixedly arranged on the upper left side wall of the casing 10, a support rod 15 is fixedly arranged on the upper right side wall of the casing 10, a rotary lifting arm device is fixedly arranged on the support rod 15, the rotary lifting arm device is used for adjusting the transverse lifting position of the crane in a complex environment, electric stay bar devices are arranged on two sides of the support rod 15, and the electric stay bar devices are used for controlling the vertical position of a bottom plate and providing counter force for the lifting system.
As shown in fig. 2, the rotary arm-lifting device comprises a large arm 20 fixedly arranged at the upper end of a support rod 15, the large arm 20 is rotatably connected with a short shaft 38, the short shaft 38 is fixedly provided with a small arm 25, the bottom of the short shaft 38 is fixedly provided with a key 39, the middle of the short shaft 38 is fixedly provided with a large chain wheel 37, and the top end of the short shaft 38 is fixedly provided with a short shaft bevel gear 36.
As shown in fig. 2, a motor fixing box 23 is fixedly arranged on the upper side of the large arm 20, a direct current gear motor 35 is fixedly arranged in the motor fixing box 23, a motor bevel gear 34 is fixedly arranged on the output end of the direct current gear motor 35, and a short shaft bevel gear 36 is meshed with the motor bevel gear 34.
As shown in fig. 2, a transverse support bar 22 is fixedly arranged on the upper side of the motor fixing box 23, a transverse pulley 21 is rotatably arranged on the transverse support bar 22, and a large pulley 24 is rotatably arranged at the top end of a small arm 25.
As shown in fig. 3 and 4, the left lower end of the large arm 20 is provided with an automatic balancing device, the automatic balancing device is used for balancing the transverse gravity center of the hoisting system, the automatic balancing device comprises a weight box 17 fixed at the rear end of the large arm 20, a tapered guide rail 29 is fixedly arranged at the bottom of the weight box 17, a weight block 28 is slidably arranged on the tapered guide rail 29, a rack 27 is fixedly arranged on the right side surface of the weight block 28, a long shaft 26 is rotatably arranged on the left lower side wall of the large arm 20, a small chain wheel 31 is fixedly arranged in the middle of the long shaft 26, a chain 30 is connected to the small chain wheel 31 and the large chain wheel 37 in a meshing manner, a straight-tooth gear 32 is fixedly arranged on the lower side of the small chain wheel 31, the straight-tooth gear 32 is in meshing transmission with the rack 27, and the small pulley 18 is rotatably arranged at the tail end of the large arm 20.
As shown in fig. 5, 6 and 7, the electric support rod device includes a special-shaped guide rail 19 symmetrically fixed on both sides of the support rod 15, a six-deformation sliding block 33 is slidably arranged on the special-shaped guide rail 19, a spherical knot 41 is fixedly arranged at the front end of the six-deformation sliding block 33, a spherical joint sleeve 40 is sleeved outside the spherical knot 41, an electric push rod 14 is fixedly arranged at the lower end of the spherical joint sleeve 40, and a bottom plate 13 is hinged to the lower end of the electric push rod 14.
When a heavy object needs to be lifted, the equipment is moved to the lifting position to be fixed, the accommodated lifting device is unfolded, the accommodated electric support rod device is opened, the six-deformation sliding block 33 at the top end of the electric support rod device is moved to the tail end of the special-shaped guide rail 19, the positions of the bottom plates 13 at the two ends are adjusted, the electric push rod 14 of the electric push rod is controlled to stretch, the six-deformation sliding block 33 abuts against the top end of the inner cavity of the special-shaped guide rail 19, the bottom plates are in contact with the ground at the moment, the electric support rod device provides support reaction for a lifting system, the electric hoist 12 is started, the steel wire rope starts to shrink and wind, the steel wire rope changes direction through the small pulley 18, the transverse pulley 21 and the large pulley 24, and the steel wire rope can vertically lift the heavy object.
When the hoisting direction needs to be changed in the hoisting process, the direct current speed reducing motor 35 is started, the motor bevel gear 34 is rotated to drive the short shaft bevel gear 36 to rotate, the short shaft 38 is rotated to drive the small arm 25 connected with the short shaft 38 to rotate, so as to change the left and right bending angles of the suspension arm, thereby adjusting the lifting position of the lifted heavy object, simultaneously the short shaft 38 rotates to drive the large chain wheel 37 fixed on the short shaft 38 to move, thereby driving the small chain wheel 31 to rotate, leading the straight-tooth gear 32 fixed on the shaft long shaft 26 to rotate, driving the rack 27 to move, leading the counterweight block 28 fixedly connected with the rack 27 to move in the counterweight box 17, thereby adjust whole hoisting system's horizontal focus through the removal of balancing weight 28 in weight box 17, electric stay bar device can provide corresponding counter-force when hoisting system operation, and both combine and then improve whole system's stability.
When the loop wheel machine is accomodate in needs space-saving, take out pull rod 16 and big arm 20's articulated key, make pull rod 16 pack up, take out the articulated key of bracing piece 15 upper end simultaneously, make the davit can laminate bracing piece 15 and place, take out the terminal articulated key of bracing piece 15 after that, make bracing piece 15 stop in the top of electric hoist 12, last shrink electric putter 14, make bottom plate 13 laminating casing 10, the loop wheel machine after the shrink is conveniently carried and is removed, can increase the utilization ratio in space when placing simultaneously.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (6)
1. The utility model provides a rocking arm loop wheel machine firm system for building, includes casing (10), its characterized in that, casing (10) downside is equipped with universal wheel (11), casing (10) upper left side wall side is fixed and is equipped with electric hoist (12), casing (10) upper right side wall is fixed and is equipped with bracing piece (15), fixed being equipped with on bracing piece (15) rotates the davit device, rotates the davit device and is used for adjusting the horizontal hoisting position of loop wheel machine under the complex environment, bracing piece (15) both sides are equipped with electronic vaulting pole device, and electronic vaulting pole device is used for the vertical position of control bottom plate and provides a counter-force for hoisting system.
2. A boom crane securing system for construction according to claim 1, wherein: the rotary lifting arm device comprises a large arm (20) fixedly arranged at the upper end of the supporting rod (15), the large arm (20) is rotatably connected with a short shaft (38), a small arm (25) is fixedly arranged on the short shaft (38), a key (39) is fixedly arranged at the bottom of the short shaft (38), a large chain wheel (37) is fixedly arranged in the middle of the short shaft (38), and a short shaft bevel gear (36) is fixedly arranged at the top end of the short shaft (38).
3. A boom crane securing system for construction according to claim 2, wherein: the upper side of the large arm (20) is fixedly provided with a motor fixing box (23), the motor fixing box (23) is internally fixedly provided with a direct current speed reducing motor (35), the output end of the direct current speed reducing motor (35) is fixedly provided with a motor bevel gear (34), and the short shaft bevel gear (36) is meshed with the motor bevel gear (34).
4. A boom crane securing system for construction according to claim 3, wherein: fixed case (23) upside of motor is fixed and is equipped with horizontal bracing piece (22), it is equipped with horizontal pulley (21) to rotate on horizontal bracing piece (22), forearm (25) top is rotated and is equipped with big pulley (24), the lower left end of big arm (20) is equipped with automatic balancing unit, and automatic balancing unit is used for the horizontal focus of balanced system of lifting by crane.
5. A boom crane securing system for construction according to claim 4, wherein: automatic balancing unit is including fixing weight box (17) at big arm (20) rear end, weight box (17) bottom is fixed and is equipped with toper guide rail (29), it is equipped with balancing weight (28) to slide on toper guide rail (29), and balancing weight (28) right flank of telling is fixed and is equipped with rack (27), it is equipped with major axis (26) to rotate on the big arm (20) left side lower lateral wall, major axis (26) middle part is fixed and is equipped with little sprocket (31), the meshing is connected with chain (30) on little sprocket (31) and big sprocket (37), straight-teeth gear (32) are fixed to be equipped with on little sprocket (31) downside, straight-teeth gear (32) and rack (27) meshing transmission, big arm (20) end rotates and is equipped with small pulley (18).
6. A boom crane securing system for construction according to claim 5, wherein: electric stay device fixes dysmorphism guide rail (19) in bracing piece (15) both sides including the symmetry, it is equipped with six and warp slider (33) to slide on dysmorphism guide rail (19), six warp slider (33) front ends are fixed and are equipped with spherical knot (41), spherical knot (41) overcoat is equipped with spherical universal joint cover (40), spherical universal joint cover (40) lower extreme is fixed and is equipped with electric putter (14), electric putter (14) lower extreme articulates there is bottom plate (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111083317.2A CN113716475B (en) | 2021-09-16 | 2021-09-16 | Boom crane stabilizing system for building |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111083317.2A CN113716475B (en) | 2021-09-16 | 2021-09-16 | Boom crane stabilizing system for building |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113716475A true CN113716475A (en) | 2021-11-30 |
| CN113716475B CN113716475B (en) | 2024-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111083317.2A Active CN113716475B (en) | 2021-09-16 | 2021-09-16 | Boom crane stabilizing system for building |
Country Status (1)
| Country | Link |
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| CN (1) | CN113716475B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115595547A (en) * | 2022-10-26 | 2023-01-13 | 中国航发沈阳黎明航空发动机有限责任公司（Cn） | Duplex low-vortex guide vane EB-PVD coating clamp capable of adjusting blade spin inclination angle |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1364599A1 (en) * | 1986-04-01 | 1988-01-07 | Киевский Инженерно-Строительный Институт | Tower crane |
| JP2006183349A (en) * | 2004-12-28 | 2006-07-13 | Nihon Bisoh Co Ltd | Traversing equipment for hanging work |
| CN202542733U (en) * | 2012-04-20 | 2012-11-21 | 张海量 | Small daily-use crane for home balcony |
| CN204090613U (en) * | 2014-08-05 | 2015-01-14 | 孙宏志 | Self-propelled spherical tree trimming machine |
| CN204778472U (en) * | 2015-07-04 | 2015-11-18 | 杭州华泽医药科技有限公司 | Construct small -size loop wheel machine |
| CN106744362A (en) * | 2016-12-28 | 2017-05-31 | 桂林电子科技大学 | Small portable family expenses boom hoisting |
| CN112338897A (en) * | 2020-12-02 | 2021-02-09 | 东风德纳车桥有限公司 | Transverse pull rod hoisting power-assisted manipulator |
-
2021
- 2021-09-16 CN CN202111083317.2A patent/CN113716475B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1364599A1 (en) * | 1986-04-01 | 1988-01-07 | Киевский Инженерно-Строительный Институт | Tower crane |
| JP2006183349A (en) * | 2004-12-28 | 2006-07-13 | Nihon Bisoh Co Ltd | Traversing equipment for hanging work |
| CN202542733U (en) * | 2012-04-20 | 2012-11-21 | 张海量 | Small daily-use crane for home balcony |
| CN204090613U (en) * | 2014-08-05 | 2015-01-14 | 孙宏志 | Self-propelled spherical tree trimming machine |
| CN204778472U (en) * | 2015-07-04 | 2015-11-18 | 杭州华泽医药科技有限公司 | Construct small -size loop wheel machine |
| CN106744362A (en) * | 2016-12-28 | 2017-05-31 | 桂林电子科技大学 | Small portable family expenses boom hoisting |
| CN112338897A (en) * | 2020-12-02 | 2021-02-09 | 东风德纳车桥有限公司 | Transverse pull rod hoisting power-assisted manipulator |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115595547A (en) * | 2022-10-26 | 2023-01-13 | 中国航发沈阳黎明航空发动机有限责任公司（Cn） | Duplex low-vortex guide vane EB-PVD coating clamp capable of adjusting blade spin inclination angle |
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| Publication number | Publication date |
|---|---|
| CN113716475B (en) | 2024-05-14 |
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