CN213011617U - Anti-shaking device of crane - Google Patents
Anti-shaking device of crane Download PDFInfo
- Publication number
- CN213011617U CN213011617U CN202021559210.1U CN202021559210U CN213011617U CN 213011617 U CN213011617 U CN 213011617U CN 202021559210 U CN202021559210 U CN 202021559210U CN 213011617 U CN213011617 U CN 213011617U
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- Prior art keywords
- hoisting mechanism
- crane
- electric
- motor
- winch
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- 230000007246 mechanism Effects 0.000 claims abstract description 75
- 230000035939 shock Effects 0.000 claims abstract description 36
- 239000006096 absorbing agent Substances 0.000 claims description 15
- 230000009467 reduction Effects 0.000 claims description 13
- 239000003638 chemical reducing agent Substances 0.000 claims description 9
- 230000008878 coupling Effects 0.000 claims description 6
- 238000010168 coupling process Methods 0.000 claims description 6
- 238000005859 coupling reaction Methods 0.000 claims description 6
- 230000002265 prevention Effects 0.000 claims 1
- 239000000872 buffer Substances 0.000 abstract description 6
- 238000010521 absorption reaction Methods 0.000 description 4
- 239000011435 rock Substances 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides a crane anti-sway device, which belongs to the technical field of engineering machinery and comprises a crane cantilever and a hoisting mechanism arranged on the top of the crane cantilever in sliding fit, wherein the top of the crane cantilever is provided with the hoisting mechanism, the lower end of the hoisting mechanism comprises a lifting hook, the crane cantilever is arranged on the side surface of the hoisting mechanism and is provided with an electric hoist, the inner right end of the electric hoist is embedded with a winch, and the outer end of the winch is provided with a cable rope, the utility model can not easily sway towards two sides when the hoisting mechanism lifts, so that the lifting hook of the hoisting mechanism lifts more stably, greatly reduces the amplitude of lifting sway, can absorb the energy of the sway to the hoisting mechanism shock, buffers and dampens the shock, gradually eliminates the residual shock of the sway, and can avoid the object lifted by the lifting hook of the hoisting mechanism from large sway radian due to, braking is smoother during hoisting.
Description
Technical Field
The utility model relates to an engineering machine tool technical field specifically is an anti-shake device.
Background
When the crane lifts materials, due to operation errors of the moving direction, rapid change of the moving direction, sudden start or stop of the crane and acceleration or deceleration in the operation process, the lifting sling can swing greatly, the working efficiency of the crane is reduced to a great extent, and the elimination of the residual oscillation of the lifting is particularly important;
since the crane has a poor anti-sway effect due to the above problems, further research on the conventional anti-sway device is required, and a new crane anti-sway device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem of the big amplitude swing of hoist that causes to rise when hoist work or braking, a hoist anti-sway device is provided, can be when hoisting by crane at hoisting mechanism, be difficult for rocking to both sides, it is more stable when making hoisting mechanism's lifting hook lift by crane, the range of rocking is lifted by crane to the significantly reduced, can absorb and rock the energy that vibrates hoisting mechanism, cushion the shock attenuation to the shock, eliminate the remaining shock of rocking gradually, the object that can avoid hoisting mechanism's lifting hook handling is because instantaneous brake force rocks the radian big, make the braking more gentle during the handling.
In order to achieve the above object, the utility model provides a following technical scheme: a crane anti-shaking device comprises a crane cantilever and a hoisting mechanism arranged on the top of the crane cantilever in sliding fit, wherein the top of the crane cantilever is provided with the hoisting mechanism, the lower end of the hoisting mechanism comprises a lifting hook, the crane cantilever is provided with an electric hoist on the side of the hoisting mechanism, the right end inside the electric hoist is embedded with a winch, the outer end of the winch is provided with a cable, the left end inside the electric hoist is provided with a motor, the driving shaft of the motor is fixedly connected with the winch, the left end inside the electric hoist is provided with a coupler, the coupler is connected with the output shaft of the motor, the left end of the coupler is provided with a speed reducer, the left end of the speed reducer is provided with a brake, the lower end outside the electric hoist is fixedly connected with a limit sleeve through a bolt, the side of electric block passes through bolt fixedly connected with shock absorber.
Preferably, the electric block is provided with two sets of, is located hoisting mechanism's both ends about respectively, and electric block passes through electric wire and external power source electric connection.
Preferably, the shock absorber is provided with six groups, and the electric hoist is fixedly connected with the hoisting mechanism through the shock absorber.
Preferably, the cable is fixedly connected with the side surface of the lifting hook, and the cable, the hoisting mechanism and the lifting hook are triangular.
Preferably, the hoisting mechanism and the cables of the electric hoists on the two sides are integrally triangular.
Preferably, the brake is matched with the speed reducer, and the speed reducer is connected with an output shaft of the motor through a coupler.
Preferably, the stop collar is a rubber stop collar, and the cable runs through the stop collar and extends to the outer end of the electric hoist.
Compared with the prior art, the beneficial effects of the utility model are as follows:
(1) this kind of device is prevented shaking by hoist, through the side fixed connection with hawser and lifting hook, and be triangle-shaped between hawser and hoisting mechanism and the lifting hook, wholly be triangle-shaped between hoisting mechanism and both sides electric block's the hawser, the hawser of both sides is at the lifting hook of side pulling hoisting mechanism, make hoisting mechanism when lifting by crane, be difficult for rocking to both sides, the hawser is fixed hoisting mechanism's lifting hook, form wholly after the hawser is stretched straight with hoisting mechanism's lifting hook, the hawser is at side pulling lifting hook, make hoisting mechanism's lifting hook more stable when lifting by crane, the greatly reduced lifts by crane the range of rocking.
(2) Secondly, through being provided with six sets of shock absorbers, and electric block passes through shock absorber and hoisting mechanism fixed connection, when hoisting mechanism hoists, shock and the absorption of absorption when the shock absorber between hoisting mechanism and the electric block inhales the shake behind the spring shock absorption to hoisting mechanism's the energy that vibrates, cushions the shock attenuation to the shock, can eliminate the remaining shock of rocking gradually.
(3) Lifting hook at hoist mechanism is lifting by crane when braking, brake through the stopper, the reduction gear cushions, wearing and tearing when reducing the stopper braking, the reduction gear rethread shaft coupling is connected with the output shaft of motor, the reduction gear conducts the output shaft of motor with braking force on, brake the motor, the reduction gear cushions braking force in the twinkling of an eye, make braking force more mild, let the stable stall of capstan winch, thereby avoid the object of hoist mechanism's lifting hook handling because instantaneous braking force rocks the radian big, it is more mild to brake during the handling.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is the internal detailed structure schematic diagram of the electric hoist of the present invention.
In the figure: 1-a crane jib; 2-a hoisting mechanism; 3, an electric hoist; 4-a winch; 5-a cable; 6, a motor; 7-a coupler; 8-a reducer; 9-a brake; 10-a limit sleeve; 11-a shock absorber; 201-hook.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention.
Example (b):
as shown in FIGS. 1-2;
the embodiment provides a crane anti-shaking device, which comprises a crane cantilever 1 and a hoisting mechanism 2 arranged on the top of the crane cantilever 1 in sliding fit, wherein the hoisting mechanism 2 is arranged on the top of the crane cantilever 1, the lower end of the hoisting mechanism 2 comprises a lifting hook 201, an electric hoist 3 is arranged on the side surface of the crane cantilever 1, which is positioned on the hoisting mechanism 2, a winch 4 is embedded in the right end of the inside of the electric hoist 3, a cable 5 is arranged on the outer end of the winch 4, a motor 6 is arranged on the left end of the winch 4 inside the electric hoist 3, a driving shaft of the motor 6 is fixedly connected with the winch 4, a coupler 7 is arranged on the left end of the motor 6 inside the electric hoist 3, the coupler 7 is connected with an output shaft of the motor 6, a reducer 8 is arranged on the left end of the coupler 7, a brake 9 is arranged on the left end of the reducer 8, the side surface of the electric hoist 3 is fixedly connected with a shock absorber 11 through a bolt.
Further, electric block 3 is provided with two sets ofly, is located hoisting mechanism 2 about both ends respectively, and electric block 3 passes through electric wire and external power source electric connection, and external power source provides the power source for electric block 3, and hoisting mechanism 2 can follow 1 horizontal migration of hoist cantilever by electric block 3 at both ends about to when the hoist hoists, follow hoisting mechanism 2 and carry out synchronous motion.
Further, shock absorber 11 is provided with six groups, and electric block 3 passes through shock absorber 11 and hoisting mechanism 2 fixed connection, and when hoisting mechanism 2 lifted by crane, shock and the absorption of shock when bounce-back was inhaleed to shock absorber 11 between hoisting mechanism 2 and the electric block 3 was to the energy that hoisting mechanism 2 was shocked, cushions the shock attenuation to the shock, can eliminate the remaining shock of rocking gradually.
Further, hawser 5 and lifting hook 201's side fixed connection, and be triangle-shaped between hawser 5 and hoisting mechanism 2 and the lifting hook 201, hawser 5 is fixed hoisting mechanism 2's lifting hook 201, after hawser 5 is stretched straightly and form wholly between hoisting mechanism 2's lifting hook 201, hawser 5 is at side pulling lifting hook 201 for it is more stable when hoisting mechanism 2's lifting hook 201 lifts by crane, and the greatly reduced lifts by crane the range of rocking.
Furthermore, the hoisting mechanism 2 and the cables 5 of the electric hoists 3 on the two sides are integrally triangular, and the cables 5 on the two sides pull the lifting hooks 201 of the hoisting mechanism 2 on the side surfaces, so that the hoisting mechanism 2 is not easy to shake towards the two sides when being hoisted.
Further, stopper 9 sets up with reduction gear 8 is supporting, and reduction gear 8 is connected with motor 6's output shaft through shaft coupling 7, set up with reduction gear 8 is supporting through setting up stopper 9, stopper 9 is when braking, cushion through reduction gear 8, reduce the wearing and tearing when stopper 9 brakes, reduction gear 8 rethread shaft coupling 7 is connected with motor 6's output shaft, reduction gear 8 conducts the output shaft to motor 6 with the brake force on, brake motor 6, reduction gear 8 cushions the brake force in the twinkling of an eye, make the brake force more mild, let capstan winch 4 steady stall, it is big to avoid the object of handling because instantaneous brake force rocks the radian, brake more mild when making the handling.
Further, stop collar 10 is rubber stop collar 10, and hawser 5 runs through stop collar 10 and extends to electric block 3's outer end, rubber stop collar 10 and hawser 5's contact surface flexonics, and hawser 5 is because of rocking the displacement that produces, and rubber stop collar 10 also can more sway along with hawser 5's position, avoids rigid contact, rubs hawser 5 off.
The working principle is as follows:
when the crane anti-shaking device provided by the utility model is used, the cable 5 is fixedly connected with the side surface of the lifting hook 201 matched with the hoisting mechanism 2, the electric hoist 3 is electrically connected with an external power supply through an electric wire, the electric hoists 3 at the left and right ends of the hoisting mechanism 2 can horizontally move along the crane cantilever 1, thereby when the crane lifts, the electric hoists can synchronously move along the hoisting mechanism 2, when the hoisting mechanism 2 lifts, the cable 5 is fixedly connected with the side surface of the lifting hook 201, the cable 5 is triangular with the hoisting mechanism 2 and the lifting hook 201, the cable 5 fixes the lifting hook 201 of the hoisting mechanism 2, the whole body between the hoisting mechanism 2 and the cable 5 of the electric hoists 3 at two sides is triangular, the lifting hooks 201 of the hoisting mechanism 2 are pulled by the cables 5 at the side surface, so that the hoisting mechanism 2 is difficult to shake towards two sides when lifting, the cable 5 is integrated with the lifting hook 201 of the hoisting mechanism 2 after being stretched straight, the cable 5 pulls the lifting hook 201 at the side surface, so that the lifting hook 201 of the hoisting mechanism 2 is more stable when lifted, the amplitude of lifting swing is greatly reduced, the shock absorber 11 between the hoisting mechanism 2 and the electric hoist 3 inhibits the shock when the spring is absorbed and rebounds after absorbing shock and absorbs the energy of the shock to the hoisting mechanism 2, the shock is buffered and damped, the residual shock of the swing can be gradually eliminated, when the lifting hook 201 of the hoisting mechanism 2 is lifted and braked, the brake is carried out through the brake 9, the buffer 8 buffers, the abrasion of the brake 9 during braking is reduced, the buffer 8 is connected with the output shaft of the motor 6 through the coupler 7, the brake 8 transmits the brake force to the output shaft of the motor 6 to brake the motor 6, the buffer 8 buffers the instant brake force, so that the brake force is more gentle, the winch 4 is stably stopped rotating, and the phenomenon that the radian of an object lifted by the lifting hook 201 of the hoisting mechanism 2 is large, braking is smoother during hoisting.
The above is only the preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, without departing from the concept of the present invention, several modifications and improvements can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent.
Claims (7)
1. A crane anti-shaking device comprises a crane cantilever (1) and a hoisting mechanism (2) arranged at the top of the crane cantilever (1) in sliding fit, and is characterized in that the hoisting mechanism (2) is arranged at the top of the crane cantilever (1), the lower end of the hoisting mechanism (2) comprises a lifting hook (201), an electric hoist (3) is arranged on the side surface of the crane cantilever (1) located at the hoisting mechanism (2), a winch (4) is embedded into the right end of the inside of the electric hoist (3), a cable (5) is arranged at the outer end of the winch (4), a motor (6) is arranged at the left end of the winch (4) inside the electric hoist (3), a driving shaft of the motor (6) is fixedly connected with the winch (4), a coupler (7) is arranged at the left end of the motor (6) inside the electric hoist (3), just shaft coupling (7) are connected with the output shaft of motor (6), the left end of shaft coupling (7) is provided with reduction gear (8), the left end of reduction gear (8) is provided with stopper (9), bolt fixedly connected with stop collar (10) is passed through to the outside lower extreme of electric block (3), bolt fixedly connected with shock absorber (11) is passed through to the side of electric block (3).
2. The crane sway preventing device according to claim 1, wherein the electric block (3) is provided in two groups, respectively located at left and right ends of the hoisting mechanism (2), and the electric block (3) is electrically connected to an external power source through an electric wire.
3. The shaking prevention device of a crane according to claim 1, wherein six sets of shock absorbers (11) are provided, and the electric block (3) is fixedly connected with the hoisting mechanism (2) through the shock absorbers (11).
4. The crane sway preventing device of claim 1, wherein the cable (5) is fixedly connected to a side of the hook (201), and a triangle is formed between the cable (5) and the hoisting mechanism (2) and the hook (201).
5. The crane sway preventing device of claim 1, wherein the hoisting mechanism (2) and the cables (5) of the electric hoists (3) on both sides are triangular as a whole.
6. The crane sway preventing device of claim 1, wherein the brake (9) is provided in cooperation with the speed reducer (8), and the speed reducer (8) is connected to an output shaft of the motor (6) through a coupling (7).
7. A crane sway preventing device according to claim 1, characterized in that the stop collar (10) is a rubber stop collar (10) and the cable (5) extends through the stop collar (10) to the outer end of the electric block (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021559210.1U CN213011617U (en) | 2020-07-31 | 2020-07-31 | Anti-shaking device of crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021559210.1U CN213011617U (en) | 2020-07-31 | 2020-07-31 | Anti-shaking device of crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213011617U true CN213011617U (en) | 2021-04-20 |
Family
ID=75461240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021559210.1U Expired - Fee Related CN213011617U (en) | 2020-07-31 | 2020-07-31 | Anti-shaking device of crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213011617U (en) |
-
2020
- 2020-07-31 CN CN202021559210.1U patent/CN213011617U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210420 |
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| CF01 | Termination of patent right due to non-payment of annual fee |