CN117228562A - Automatic anti-overturning crane device - Google Patents
Automatic anti-overturning crane device Download PDFInfo
- Publication number
- CN117228562A CN117228562A CN202311283889.4A CN202311283889A CN117228562A CN 117228562 A CN117228562 A CN 117228562A CN 202311283889 A CN202311283889 A CN 202311283889A CN 117228562 A CN117228562 A CN 117228562A
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- sliding
- connecting rod
- base
- slide
- rotating base
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- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 230000005484 gravity Effects 0.000 abstract description 4
- 244000208734 Pisonia aculeata Species 0.000 abstract 1
- 230000009471 action Effects 0.000 description 4
- 230000007547 defect Effects 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The invention relates to the technical field of cranes and discloses an automatic overturn-preventing crane device which comprises a rotating base, wherein a vertical rod is fixedly connected to the right side of the top of the rotating base, a moving block is connected to the middle of the vertical rod in a sliding manner, a first sliding groove and a second sliding groove are sequentially formed in the front side and the rear side of the top of the rotating base, a second rack sliding block is connected to the inner part of the first sliding groove in a sliding manner, a first rack sliding block is connected to the inner part of the second sliding groove in a sliding manner, and a gear is connected to the middle of the upper side of the rotating base in a rotating manner. Through the effect of lifting weight gravity, the slide rotates round the pin joint with the montant, and the movable block slides downwards, and cooperation first rack slider slides to the left side, drives the second rack slider and slides to the right side under the effect of gear, and the pulling force of third connecting rod is the slide to the horizontal state of pullback down to prevent the hoist and topple, and through slide base and slide relative sliding adjustment, so as to adapt to different lifting weight objects.
Description
Technical Field
The invention relates to the technical field of cranes, in particular to an automatic anti-overturning crane device.
Background
The crane is mechanical equipment for hoisting and carrying heavy objects, and consists of a bracket, a hoisting mechanism, a travelling mechanism, a control system and the like; the crane can be divided into a bridge crane, a portal crane, a tower crane, an automobile crane and the like according to different hoisting modes, plays an important role in respective application fields, and provides important support for logistics transportation and engineering construction.
The anti-overturning of the crane is one of important measures for ensuring the operation safety of the crane, and must be paid attention to and implemented in the design, installation and operation processes of the crane; meanwhile, regular maintenance and inspection are also important links for ensuring that anti-overturning measures of the crane are effective.
During lifting and carrying, particularly when working under a complex environment, the crane is easy to overturn, and although the existing crane adopts various overturn prevention measures, in practical application, certain defects still exist in the measures, how to improve overturn prevention performance of the crane and ensure safe operation of the crane is a problem to be solved urgently by those skilled in the art.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides an automatic anti-overturning crane device, which solves the problems that the anti-overturning performance of a crane cannot be improved and the safe operation of the crane cannot be ensured.
In order to achieve the above purpose, the invention is realized by the following technical scheme: the utility model provides an automatic prevent hoist device that overturns, includes the rotating base, the top right side fixedly connected with montant of rotating base, the middle part sliding connection of montant has the movable block, the top front and back side of rotating base has set gradually first spout and second spout, the inside sliding connection of first spout has the second rack slider, the inside sliding connection of second spout has first rack slider, the upside middle part of rotating base rotates and is connected with the gear, the front side left end of second rack slider articulates there is the third connecting rod, the top of third connecting rod articulates there is the slide, the bottom right-hand member of slide articulates there is first connecting rod, the bottom of first connecting rod articulates the rear side at the movable block, the front side right-hand member of slide articulates at the rear end top of montant, the rear side right-hand member of first rack slider articulates there is the second connecting rod, the top of second connecting rod articulates the rear side at the movable block, the top of slide is provided with hoisting assembly.
The hoisting assembly comprises a sliding base, the sliding base is mounted in the middle of the sliding plate, the crane boom is connected to the left side of the top of the sliding base in a rotating mode, a telescopic hydraulic cylinder is connected to the right side of the top of the sliding base in a rotating mode, and the output end of the telescopic hydraulic cylinder is connected to the middle upper portion of the outer wall of the crane boom in a rotating mode.
Preferably, the radius of the rotating base is larger than the diameter of the sliding base.
Preferably, the diameter of the rotating base is greater than the length of the slide plate.
Preferably, the lengths of the second connecting rod and the third connecting rod are equal, and the second connecting rod and the third connecting rod are made of stainless steel.
Preferably, the front side and the rear side of the gear are respectively connected with the first rack sliding block and the second rack sliding block in a meshed manner.
Preferably, a limiting block is fixedly connected to the middle upper part of the front side of the vertical rod.
Preferably, the four corners of the rotating base and the sliding base are rounded.
Working principle: when the heavy object lifted by the big arm of the crane exceeds the safe weight range, the heavy object is about to be overturned, and the sliding plate can rotate around the hinge point of the sliding plate and the vertical rod due to the gravity of the lifted heavy object, so that the moving block is driven to slide downwards through the first connecting rod; thereby pushing the first rack sliding block to slide to the left side through the second connecting rod; meanwhile, the second rack sliding block is driven to slide to the right side under the action of the gear; the sliding plate is further pulled back to the horizontal state by the pulling force of the third connecting rod, so that the crane is prevented from overturning.
The invention provides an automatic anti-overturning crane device. The beneficial effects are as follows:
1. when the weight lifted by the big arm of the crane exceeds the safe weight range, the crane is about to topple, and the sliding plate can rotate around the hinge point of the sliding plate and the vertical rod under the action of the gravity of the lifted weight, so that the moving block is driven to slide downwards through the first connecting rod; thereby pushing the first rack sliding block to slide to the left side through the second connecting rod; meanwhile, the second rack sliding block is driven to slide to the right side under the action of the gear; the sliding plate is further pulled back to the horizontal state by the pulling force of the third connecting rod, so that the crane is prevented from overturning.
2. The invention is adjusted by the relative sliding of the sliding base and the sliding plate so as to adapt to different suspended heavy objects.
Drawings
FIG. 1 is a front view block diagram of an automatic anti-tipping crane apparatus of the present invention;
fig. 2 is a schematic structural view of the automatic anti-capsizing crane device of the present invention.
1, a crane boom; 2. a telescopic hydraulic cylinder; 3. a sliding base; 4. a first link; 5. a moving block; 6. a second link; 7. a third link; 8. a slide plate; 9. a gear; 10. a first rack slider; 11. a second rack slider; 12. a limiting block; 13. a vertical rod; 14. a rotating base; 15. a first chute; 16. and a second chute.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples:
the embodiment of the invention provides an automatic anti-overturning crane device, which comprises a rotating base 14, wherein the right side of the top of the rotating base 14 is fixedly connected with a vertical rod 13, the middle part of the vertical rod 13 is in sliding connection with a moving block 5, the front side and the rear side of the top of the rotating base 14 are sequentially provided with a first sliding groove 15 and a second sliding groove 16, the inside of the first sliding groove 15 is in sliding connection with a second rack sliding block 11, the inside of the second sliding groove 16 is in sliding connection with a first rack sliding block 10, the middle part of the upper side of the rotating base 14 is in rotating connection with a gear 9, the left end of the front side of the second rack sliding block 11 is hinged with a third connecting rod 7, the top end of the third connecting rod 7 is hinged with a sliding plate 8, the right end of the bottom of the sliding plate 8 is hinged with a first connecting rod 4, the bottom end of the first connecting rod 4 is hinged with the rear side of the moving block 5, the right end of the front side of the sliding plate 8 is hinged with the rear end of the vertical rod 13, the right end of the rear side of the first rack sliding block 10 is hinged with a second connecting rod 6, the top of the second connecting rod 6 is hinged with the rear side of the moving block 5, and the top of the sliding plate 8 is provided with a hoisting component.
Specifically, when the weight lifted by the crane boom 1 is in a safe weight range, the sliding plate 8 can keep a static state relative to the rotating base 14 due to the supporting force of the limiting block 12 and the third connecting rod 7, and the sliding plate 8 and the sliding base 3 are kept relatively static, at the moment, normal operation can be performed, when the weight lifted by the crane boom 1 is out of the safe weight range, the crane boom is about to topple, and the sliding plate 8 can rotate around the hinge point of the sliding plate 8 and the vertical rod 13 due to the gravity of the lifted weight, so that the moving block 5 is driven to slide downwards through the first connecting rod 4; so as to push the first rack slide block 10 to slide to the left through the second connecting rod 6; meanwhile, the second rack sliding block 11 is driven to slide to the right side under the action of the gear 9; the slide plate 8 is further pulled back down to the horizontal state by the pulling force of the third link 7, thereby preventing the crane from capsizing.
The hoisting assembly comprises a sliding base 3, a sliding base 3 is arranged in the middle of a sliding plate 8, a crane boom 1 is rotatably connected to the left side of the top of the sliding base 3, a telescopic hydraulic cylinder 2 is rotatably connected to the right side of the top of the sliding base 3, and the output end of the telescopic hydraulic cylinder 2 is rotatably connected to the middle upper portion of the outer wall of the crane boom 1.
Specifically, through the output of flexible pneumatic cylinder 2 flexible, cooperation hoist big arm 1 rotates to adjust the angle of hoist big arm 1 and hoist and mount, slide base 3 and slide 8 can relative fixed connection, also can relative sliding adjustment, so as to adapt to different hanging heavy object.
The radius of the swivel base 14 is larger than the diameter of the slide base 3.
Specifically, the stability of the swivel base 14 is enhanced, and the swivel base 14 can be mounted on a general transportation vehicle body.
The diameter of the swivel base 14 is greater than the length of the slide plate 8.
In particular, the entire apparatus is made convenient for working on the selection base 14.
The lengths of the second connecting rod 6 and the third connecting rod 7 are equal, and the second connecting rod 6 and the third connecting rod 7 are made of stainless steel materials.
Specifically, the lengths of the second connecting rod 6 and the third connecting rod 7 are equal, so that the whole device keeps more stable when in operation, and the second connecting rod 6 and the third connecting rod 7 are made of stainless steel, so that the second connecting rod 6 and the third connecting rod 7 are prevented from being broken easily, and the supporting force is stronger.
The front and rear sides of the gear 9 are respectively engaged with the first rack slider 10 and the second rack slider 11.
Specifically, the convenient gear 9 drives the first rack slider 10 and the second rack slider 11 to slide in the corresponding first chute 15 and second chute 16.
A limiting block 12 is fixedly connected to the middle upper part of the front side of the vertical rod 13.
Specifically, the stopper 12 can prevent the slider 5 from sliding upward.
The four corners of the rotating base 14 and the sliding base 3 are rounded.
Specifically, the four corners of the rotating base 14 and the sliding base 3 are rounded, so that the damage to operators caused by the fact that the four corners of the rotating base 14 and the sliding base 3 are too sharp is avoided.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. An automatic anti-capsizing crane device, comprising a rotating base (14), characterized in that: the utility model discloses a movable sliding device for a sliding plate, including rotating base (14), rack assembly, slider, first connecting rod (4), second slider (11), rack assembly, second slider (10), third connecting rod (7) are articulated in the upper side middle part rotation of rotating base (14), the middle part sliding connection of montant (13) has movable block (5), the top of third connecting rod (7) articulates there is slide (8), the bottom right-hand member of slide (8) articulates there is first connecting rod (4), the bottom of first connecting rod (4) articulates the rear side at movable block (5), the front right-hand member of slide (8) articulates the rear end top at montant (13), the front right-hand member of first slider (10) articulates the rear end of montant (10), the top of second connecting rod (6) is articulated at the rear end of slide (8), the top of second connecting rod (6) is articulated.
2. An automatic anti-capsizing crane device according to claim 1, characterized in that: the hoisting assembly comprises a sliding base (3), the sliding base (3) is installed in the middle of a sliding plate (8), the crane boom (1) is rotationally connected to the left side of the top of the sliding base (3), a telescopic hydraulic cylinder (2) is rotationally connected to the right side of the top of the sliding base (3), and the output end of the telescopic hydraulic cylinder (2) is rotationally connected to the upper middle portion of the outer wall of the crane boom (1).
3. An automatic anti-capsizing crane device according to claim 1, characterized in that: the radius of the rotating base (14) is larger than the diameter of the sliding base (3).
4. An automatic anti-capsizing crane device according to claim 1, characterized in that: the diameter of the rotating base (14) is larger than the length of the sliding plate (8).
5. An automatic anti-capsizing crane device according to claim 1, characterized in that: the lengths of the second connecting rod (6) and the third connecting rod (7) are equal, and the second connecting rod (6) and the third connecting rod (7) are made of stainless steel.
6. An automatic anti-capsizing crane device according to claim 1, characterized in that: the front side and the rear side of the gear (9) are respectively connected with the first rack sliding block (10) and the second rack sliding block (11) in a meshed mode.
7. An automatic anti-capsizing crane device according to claim 1, characterized in that: the middle upper part of the front side of the vertical rod (13) is fixedly connected with a limiting block (12).
8. An automatic anti-capsizing crane device according to claim 1, characterized in that: and four corners of the rotating base (14) and the sliding base (3) are rounded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311283889.4A CN117228562A (en) | 2023-10-07 | 2023-10-07 | Automatic anti-overturning crane device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311283889.4A CN117228562A (en) | 2023-10-07 | 2023-10-07 | Automatic anti-overturning crane device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117228562A true CN117228562A (en) | 2023-12-15 |
Family
ID=89082447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311283889.4A Pending CN117228562A (en) | 2023-10-07 | 2023-10-07 | Automatic anti-overturning crane device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117228562A (en) |
-
2023
- 2023-10-07 CN CN202311283889.4A patent/CN117228562A/en active Pending
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