CN204823895U - Roll over arm girder hoist - Google Patents
Roll over arm girder hoist Download PDFInfo
- Publication number
- CN204823895U CN204823895U CN201520589433.5U CN201520589433U CN204823895U CN 204823895 U CN204823895 U CN 204823895U CN 201520589433 U CN201520589433 U CN 201520589433U CN 204823895 U CN204823895 U CN 204823895U
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- CN
- China
- Prior art keywords
- arm
- folding arm
- hoisting crane
- oil cylinder
- folding
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Abstract
The utility model relates to a roll over arm girder hoist, it is including the gyration stand, the internally mounted of gyration stand has the swing drives device, slewing bearing is installed at the top of gyration stand, slewing bearing is connected with the fixed arm, the one end of fixed arm is connected with luffing cylinder, the other end of fixed arm is connected with an arm, the one end of rolling over the arm is connected with an arm hydro -cylinder, the other end of rolling over the arm is connected with the main arm, the main arm side is provided with first flexible hydro -cylinder, first flexible hydro -cylinder quantity is 2, the symmetric distribution is at the both sides of main arm face, the main arm up end is provided with the flexible hydro -cylinder of second, the main arm is connected with flexible arm, flexible arm top is connected with the lifting hook subassembly, and has the advantages of reasonable design, compact structure, high durability and convenient use, strong bearing performance, working range is wide, the motor driver has great applicability, the jack -up performance is good, do efficiently, operation safe and stable's advantage.
Description
Technical field
The utility model belongs to elevator machinery technical field, is specifically related to a kind of hoisting crane, particularly a kind of folding arm crossbeam hoisting crane.
Background technology
Along with the development of society and the progress of science and technology, lifting equipment have also been obtained fast speed development.Hoisting crane, as the nucleus equipment of elevator machinery, have also been obtained fast speed development and application.Crane Beam is the topmost load-carrying element of hoisting crane, and Crane Beam must have enough intensity, and own wt wants light, and hoisting crane just can be made to have good lifting performance.Crane Beam conventional is at present by straight arm type crossbeam and folding-jib crossbeam, straight arm type hoisting crane takes up room larger when not carrying out operation, and the impact of wind-engaging load factor, the occasion of bad environments is not suitable for using, inefficiency, can not meet the industrial needs of modernization.Therefore, design a kind of compact conformation reasonable, easy to use, intensity is high, and load-carrying capacity is strong, and operating range is wide, and lifting performance is good, and work efficiency is high, and the folding arm crossbeam hoisting crane of safety and stability has good economic benefit and value of service.
Utility model content
The purpose of this utility model is defect in order to overcome prior art and deficiency, provides a kind of compact conformation reasonable in design, easy to use, load-carrying capacity is strong, operating range is wide, lifting performance is good, work efficiency is high, the folding arm crossbeam hoisting crane operated steadily.
The purpose of this utility model is achieved in that a kind of folding arm crossbeam hoisting crane, it comprises rotary column, the inside of described rotary column is provided with device for revolving and driving, the top of described rotary column is provided with pivoting support, described pivoting support is connected with fixed arm, one end of described fixed arm is connected with amplitude oil cylinder, the other end of described fixed arm is connected with folding arm, one end of described folding arm is connected with folding arm oil cylinder, the other end of described folding arm is connected with principal arm, the side of described principal arm is provided with the first telescopic oil cylinder, the upper surface of described principal arm is provided with the second telescopic oil cylinder, described principal arm is connected with telescopic boom, the top of described telescopic boom is connected with hook assembly.
Described fixed arm, folding arm, principal arm and telescopic boom are the box carrier bar of Plate Welding, and only have a weld seam, and the cross section of casing is hexagon.
The described pivoting support exquisite bolt of high strength connects.
Described telescopic boom is arranged on principal arm inside, outwards can slide along principal arm.
The quantity of described telescopic boom is at least 1, the telescopic boom top connecting shackle assembly of outermost end.
The first described telescopic oil cylinder quantity is 2, is symmetrically distributed in the two sides of principal arm.
The driving motor of described device for revolving and driving is " three-in-one " decelerator.
The beneficial effect that the utility model can reach: Crane Beam conventional is at present by straight arm type crossbeam and folding-jib crossbeam, straight arm type hoisting crane takes up room larger when not carrying out operation, and the impact of wind-engaging load factor, the occasion of bad environments is not suitable for using, inefficiency, can not meet the demand of modern production well.Folding arm crossbeam hoisting crane of the present utility model can by together with main for hoisting crane arm support folding by the effect of amplitude oil cylinder and folding ram, telescopic boom can also be extended by the effect of telescopic oil cylinder, expand the operating range of hoisting crane, fixed arm is fixedly mounted on pivoting support, can along with the rotation of pivoting support, goods on Foldable arm and telescopic boom and suspension hook rotates around Rotary cloumn, expand the operating range of hoisting crane further, improve the work efficiency of hoisting crane, by a series of revolution, hoist, luffing, folding arm, fore and aft motion realizes the crane lifting service of goods together, after crane lifting service completes, telescopic boom is retracted in principal arm and folds with folding arm, folding arm and fixed arm fold, reduce space hold amount, Rotary cloumn of the present utility model can fix on the ground, fixing use, also can be arranged on automobile with on ship, hoisting crane as movement uses, range of use is extensive, has reasonable in design, compact conformation, easy to use, load-carrying capacity is strong, operating range is wide, applicability is strong, lifting performance is good, it is high to make efficiency, safe in operation pulsation-free advantage.
Accompanying drawing explanation
Fig. 1 is the main TV structure schematic diagram of a kind of folding arm of the utility model crossbeam hoisting crane.
Fig. 2 is the schematic diagram under a kind of folding arm crossbeam of the utility model crane folds state.
In figure: 1, rotary column, 2, device for revolving and driving, 3, pivoting support, 4, fixed arm, 5, amplitude oil cylinder, 6, folding arm, 7, folding arm oil cylinder, the 8, first telescopic oil cylinder, the 9, second telescopic oil cylinder, 10, principal arm, 11, telescopic boom, 12, hook assembly.
Detailed description of the invention
Below in conjunction with the drawings and the specific embodiments, the utility model is described in further detail.
Embodiment 1
As depicted in figs. 1 and 2, a kind of folding arm crossbeam hoisting crane, it comprises rotary column 1, described rotary column 1 inside is provided with device for revolving and driving 2, described rotary column 1 top is provided with pivoting support 3, described pivoting support 3 is connected with fixed arm 4, described fixed arm 4 one end is connected with amplitude oil cylinder 5, the other end of described fixed arm 4 is connected with folding arm 6, described folding arm 6 one end is connected with folding arm oil cylinder 7, the other end of described folding arm 6 is connected with principal arm 10, described principal arm 10 side is provided with the first telescopic oil cylinder 8, described principal arm 10 upper surface is provided with the second telescopic oil cylinder 9, described principal arm 10 is connected with telescopic boom 11, described telescopic boom 11 top is connected with hook assembly 12.
The fixed arm of a kind of folding arm crossbeam of the utility model hoisting crane is arranged on pivoting support, fixed arm bottom is connected with amplitude oil cylinder, amplitude oil cylinder promotes piston rod and stretches out under the effect of hydraulic oil, piston rod promotes folding arm and stretches, the folding arm oil cylinder that folding arm one end connects, it is protruding that folding arm oil cylinder promotes piston rod under the effect of hydraulic oil, piston rod promotes principal arm and stretches, after principal arm stretches, be arranged on the telescopic oil cylinder on principal arm under the effect of hydraulic oil, pushing piston-rod, piston rod promotes to be attached thereto the telescopic boom connect and outwards slides in principal arm, by the time when final section telescopic boom slides into the position of outermost end, the suspension hook be arranged on the hook assembly of its end declines, by the time during hook goods, lifting hook, goods is made to increase, open turning gear, turning gear drives fixed arm and goods to do gyroscopic movement, by a series of revolution, hoist, crane lifting service that luffing, folding arm, fore and aft motion realize goods together, after crane lifting service completes, piston rod shrinks by amplitude oil cylinder and folding arm oil cylinder and telescopic oil cylinder, telescopic boom is retracted in principal arm and folds with folding arm, folding arm and fixed arm fold, reduce space hold amount, the utility model has that structure is simple, reasonable in design, easy to operate, load-carrying capacity is large, work efficiency is high, operating range is wide, the advantage of safety and stability.
Embodiment 2
As depicted in figs. 1 and 2, a kind of folding arm crossbeam hoisting crane, it comprises rotary column 1, described rotary column 1 inside is provided with device for revolving and driving 2, described rotary column 1 top is provided with pivoting support 3, described pivoting support 3 is connected with fixed arm 4, described fixed arm 4 one end is connected with amplitude oil cylinder 5, the other end of described fixed arm 4 is connected with folding arm 6, described folding arm 6 one end is connected with folding arm oil cylinder 7, the other end of described folding arm 6 is connected with principal arm 10, described principal arm 10 side is provided with the first telescopic oil cylinder 8, described principal arm 10 upper surface is provided with the second telescopic oil cylinder 9, described principal arm 10 is connected with telescopic boom 11, described telescopic boom 11 top is connected with hook assembly 12.
Described fixed arm 4, folding arm 6, principal arm 10 and telescopic boom 11 are the box carrier bar of Plate Welding, and only have a weld seam, and the cross section of casing is hexagon.
The described pivoting support 3 exquisite bolt of high strength connects.
It is inner that described telescopic boom 11 is arranged on principal arm 10, outwards can slide along principal arm 10.
The quantity of described telescopic boom 11 is at least 1, the telescopic boom top connecting shackle assembly 12 of outermost end.
The first described telescopic oil cylinder 8 quantity is 2, is symmetrically distributed in the two sides of principal arm 10.
The driving motor of described device for revolving and driving 2 is " three-in-one " decelerator.
The fixed arm of folding arm crossbeam hoisting crane of the present utility model, folding arm, principal arm and telescopic boom are all the box carrier bars by Plate Welding, the weld seam of box beam only has one, and the cross section of body beam is hexagon, box beam intensity is high, only has a weld seam, cost-saving, add bulk strength and the rigidity of beam body, improve the lifting performance of hoisting crane; Pivoting support is connected by exquisite bolt, and intensity is high, is welded with a series of reinforcement gusset, ensure that the safety performance of hoisting crane between rotary column and revolving bed; Under the condition ensureing hoisting crane overall performance, the quantity of telescopic boom can be multiple, increases the operating range of hoisting crane, have passed work efficiency; The quantity of the first telescopic oil cylinder is 2, is symmetrically distributed in the two sides of principal arm, can provide enough power, operate steadily for telescopic boom; " three-in-one " decelerator that the electrical motor of rotating driving device is selected is provided with overload protection device, avoids hoisting crane to be damaged because of fault in rotary course, compact conformation, is arranged in Rotary cloumn inside, saves space; Folding arm crossbeam hoisting crane of the present utility model has reasonable in design, compact conformation, easy to use, load-carrying capacity is strong, operating range is wide, applicability is strong, lifting performance is good, it is high to make efficiency, safe in operation pulsation-free advantage.
Claims (7)
1. a folding arm crossbeam hoisting crane, it comprises rotary column, it is characterized in that: the inside of described rotary column is provided with device for revolving and driving, the top of described rotary column is provided with pivoting support, described pivoting support is connected with fixed arm, one end of described fixed arm is connected with amplitude oil cylinder, the other end of described fixed arm is connected with folding arm, one end of described folding arm is connected with folding arm oil cylinder, the other end of described folding arm is connected with principal arm, the side of described principal arm is provided with the first telescopic oil cylinder, the upper surface of described principal arm is provided with the second telescopic oil cylinder, described principal arm is connected with telescopic boom, the top of described telescopic boom is connected with hook assembly.
2. a kind of folding arm crossbeam hoisting crane according to claim 1, is characterized in that: described fixed arm, folding arm, principal arm and telescopic boom are the box carrier bar of Plate Welding, and only has a weld seam, and the cross section of casing is hexagon.
3. a kind of folding arm crossbeam hoisting crane according to claim 1, is characterized in that: the described pivoting support exquisite bolt of high strength connects.
4. a kind of folding arm crossbeam hoisting crane according to claim 1, is characterized in that: described telescopic boom is arranged on principal arm inside, outwards can slide along principal arm.
5. a kind of folding arm crossbeam hoisting crane according to claim 1, is characterized in that: the quantity of described telescopic boom is at least 1, the telescopic boom top connecting shackle assembly of outermost end.
6. a kind of folding arm crossbeam hoisting crane according to claim 1, is characterized in that: the first described telescopic oil cylinder quantity is 2, is symmetrically distributed in the two sides of principal arm.
7. a kind of folding arm crossbeam hoisting crane according to claim 1, is characterized in that: the driving motor of described device for revolving and driving is " three-in-one " decelerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520589433.5U CN204823895U (en) | 2015-08-03 | 2015-08-03 | Roll over arm girder hoist |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520589433.5U CN204823895U (en) | 2015-08-03 | 2015-08-03 | Roll over arm girder hoist |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204823895U true CN204823895U (en) | 2015-12-02 |
Family
ID=54681518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520589433.5U Expired - Fee Related CN204823895U (en) | 2015-08-03 | 2015-08-03 | Roll over arm girder hoist |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204823895U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731274A (en) * | 2015-12-10 | 2016-07-06 | 中国船舶重工集团公司第七�三研究所 | Lifting device capable of being transported separately |
| CN110397103A (en) * | 2019-08-13 | 2019-11-01 | 莱州巨浪机械有限公司 | Novel both ends are busy |
| CN111943047A (en) * | 2020-07-30 | 2020-11-17 | 湖南双达机电有限责任公司 | Overload prevention control method and system for hoisting machinery and hoisting machinery |
-
2015
- 2015-08-03 CN CN201520589433.5U patent/CN204823895U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105731274A (en) * | 2015-12-10 | 2016-07-06 | 中国船舶重工集团公司第七�三研究所 | Lifting device capable of being transported separately |
| CN105731274B (en) * | 2015-12-10 | 2018-01-30 | 中国船舶重工集团公司第七一三研究所 | It is a kind of can split transport boom hoisting |
| CN110397103A (en) * | 2019-08-13 | 2019-11-01 | 莱州巨浪机械有限公司 | Novel both ends are busy |
| CN111943047A (en) * | 2020-07-30 | 2020-11-17 | 湖南双达机电有限责任公司 | Overload prevention control method and system for hoisting machinery and hoisting machinery |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151202 Termination date: 20170803 |