CN220432144U - Swing-preventing device for hanging boat - Google Patents
Swing-preventing device for hanging boat Download PDFInfo
- Publication number
- CN220432144U CN220432144U CN202321825480.6U CN202321825480U CN220432144U CN 220432144 U CN220432144 U CN 220432144U CN 202321825480 U CN202321825480 U CN 202321825480U CN 220432144 U CN220432144 U CN 220432144U
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- swing
- cylinder
- pulley
- sway
- oil
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- 239000003921 oil Substances 0.000 claims abstract description 41
- 239000010720 hydraulic oil Substances 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 12
- 239000010959 steel Substances 0.000 claims abstract description 12
- 238000000034 method Methods 0.000 abstract description 8
- 238000005516 engineering process Methods 0.000 description 5
- 238000013016 damping Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000009191 jumping Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000011217 control strategy Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 208000005123 swayback Diseases 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Jib Cranes (AREA)
Abstract
The swing preventing device for the hanging boat comprises a connecting base, a pulley arranged on the connecting base, a swing preventing cylinder connected with the pulley, a first swing preventing cylinder connected between the swing preventing cylinder and the pulley, and a second swing preventing cylinder connected between the pulley and the connecting base; the steel wire rope sequentially passes through the pulley and the anti-swing cylinder and then is connected with the ship body to be lifted; the first anti-swing oil cylinder comprises a first rod cavity and a first rodless cavity, the two cavities are connected through a first oil pipe, a first throttle valve is arranged on the first oil pipe, hydraulic oil flows between the two cavities through the first throttle valve, and the swing of the anti-swing cylinder is buffered; the second anti-swing oil cylinder comprises a second rod cavity and a second rodless cavity, the two cavities are connected through a second oil passing pipe, a second throttle valve is arranged on the second oil passing pipe, hydraulic oil flows between the two cavities through the second throttle valve, and the buffer of swing of the pulley is realized. According to the utility model, the swing of the small boat is effectively buffered from 4 directions in the process of hanging the boat, and the steel wire rope is prevented from falling off.
Description
Technical Field
The utility model belongs to the field of ship transportation, and particularly relates to a swing preventing device for a hanging boat.
Background
A boat lifting device is a device for lifting and rescuing tasks at sea. The hanging boat is a boat body similar to a small boat, has good buoyancy and stability, and can carry out the tasks of ship rescue, cargo lifting, personnel transferring and the like on the sea. The boom is a device connecting the boat and the operating platform or crane for controlling the position and movement of the boat.
The swing preventing device for a hanging boat is a swing preventing control system for a hanging boat (ship) and aims to reduce or eliminate the swing of the hanging boat on the water surface. The background technology of the device relates to the fields of ship dynamics, control theory, sensor technology and the like.
The background technology of the swing preventing device of the hanging boat is a comprehensive technical field, and needs to be designed and realized by combining knowledge and technology of aspects such as ship dynamics, control theory, sensor technology and the like. Through reasonable device design and control strategy, stability and operating efficiency of the hanging boat can be effectively improved.
In the operation process of the hanging boat, the hanging boat swings due to the influence of external environment (such as stormy waves, and the like), so that the stability and the safety of the ship are influenced, and the operation efficiency on the hanging boat is also influenced. Therefore, it is an important issue to develop an effective swing guard for a boat. In the folding and unfolding process of the dinghy, the dinghy can shake due to the influence of wind waves, and the shaking direction of the dinghy is random and can be front, back, left and right, so that the working angle of the steel wire rope of the dinghy also changes all the time. If the pulley is of a fixed structure, the steel wire rope can rub against the edge of the pulley, and under severe conditions, the steel wire rope can jump out of the pulley to cause serious wheel-off accidents, so that the personal safety of personnel taking a boat is dangerous. Therefore, the swing prevention measures are needed to be adopted, and the swing of the steel wire rope is limited on four degrees of freedom, namely front, back, left and right, so that the swing in the retraction process of the dinghy is reduced, the comfort of dinghy personnel is improved, and the safety and stability of the dinghy in the retraction process are ensured.
Disclosure of Invention
The utility model aims to provide a swing preventing device for a hanging boat, which can effectively buffer the swing of a small boat from 4 directions in the process of hanging the boat and prevent a steel wire rope from falling off.
In order to achieve the above purpose, the specific technical scheme of the swing preventing device for the hanging boat is as follows:
the swing preventing device for the hanging boat comprises a connecting base, a pulley, a swing preventing cylinder, a first swing preventing cylinder and a second swing preventing cylinder, wherein the connecting base is arranged at the top end of a hanging arm of the hanging boat device, the pulley is arranged on the connecting base, the swing preventing cylinder is connected with the pulley, the first swing preventing cylinder is connected between the swing preventing cylinder and the pulley, and the second swing preventing cylinder is connected between the pulley and the connecting base; the steel wire rope sequentially passes through the pulley and the anti-swing cylinder and then is connected with the ship body to be lifted;
the first anti-swing oil cylinder comprises a first rod cavity and a first rodless cavity, the two cavities are connected through a first oil pipe, a first throttle valve is arranged on the first oil pipe, hydraulic oil flows between the two cavities through the first throttle valve, and the swing of the anti-swing cylinder is buffered;
the second anti-swing oil cylinder comprises a second rod cavity and a second rodless cavity, the two cavities are connected through a second oil passing pipe, a second throttle valve is arranged on the second oil passing pipe, hydraulic oil flows between the two cavities through the second throttle valve, and the buffer of swing of the pulley is achieved.
In order to realize that the anti-swing cylinder swings in one plane only, the anti-swing cylinder is connected with the pulley through a transverse rotating shaft, the transverse rotating shaft is perpendicular to the pulley, and the anti-swing cylinder swings around the transverse rotating shaft in the transverse plane.
In order to realize that the pulley swings in one plane only, the pulley is connected with the connecting base through a longitudinal rotating shaft, the longitudinal rotating shaft is arranged in parallel with the pulley, and the pulley swings around the longitudinal rotating shaft in the longitudinal plane.
The swing ranges of the swing preventing cylinder and the pulley are mutually perpendicular, and the transverse plane and the longitudinal plane are mutually perpendicular.
In order to better limit the swing of the swing preventing cylinder and the pulley, the extending and retracting directions of the first swing preventing cylinder and the second swing preventing cylinder are mutually perpendicular.
The anti-swing effect is better realized through the connection and the setting position of the first anti-swing oil cylinder, the rear end cover of the first anti-swing oil cylinder is connected with the anti-swing oil cylinder, and the cavity is connected with the pulley; the first anti-swing oil cylinder is arranged in parallel with the pulley.
The anti-swing effect is better realized through the connection and the setting position of the second anti-swing oil cylinder, a piston rod of the second anti-swing oil cylinder is connected with the pulley, and the cavity is connected with the connecting base; the first anti-swing oil cylinder is perpendicular to the pulley.
The beneficial effects are that:
through hydraulic oil from a chamber through the choke valve inflow another chamber, the damping effect through the production of choke valve realizes preventing swinging restriction of a pendulum section of thick bamboo and pulley, and the first pendulum-proof hydro-cylinder restriction prevents swinging of a pendulum section of thick bamboo, and the second prevents swinging of a pendulum hydro-cylinder restriction pulley, prevents swinging device from restricting wire rope's swing on 4 degrees of freedom promptly to effectively alleviate the rocking of dinghy on four degrees of freedom, increase the comfort of taking advantage of the ship personnel.
Through setting up the pulley that can swing, at the receive and release in-process of dinghy, no matter the dinghy shakes the range greatly, wire rope can not jump out the pulley, has stopped taking off the emergence of taking turns the accident, has guaranteed taking advantage of the personnel's of the dinghy personal safety.
The anti-swing device is simple and reliable, convenient to maintain and low in manufacturing cost, can be directly arranged at the top end of the suspension arm of the boat hanging device, and uses the pulley to replace the top pulley of the original suspension arm device, so that the steel wire rope passes through the pulley and the anti-swing cylinder to be connected with the lifting hook.
Drawings
FIG. 1 is a front view of a swing-preventing apparatus for a boat according to the present utility model;
FIG. 2 is a side view of a swing guard structure of a boat in accordance with the present utility model;
the figure indicates: 10. a pulley; 20. an anti-swing cylinder; 30. a first anti-swing oil cylinder; 31. a first oil pipe; 32. a first throttle valve; 40. a second anti-swing oil cylinder; 41. a second oil passing pipe; 42. a second throttle valve; 50. a transverse rotating shaft; 60. a longitudinal rotation shaft; 70. the base is connected; 80. the boom of the boat lifting device.
Detailed Description
The present utility model will be further described in detail with reference to the following examples and drawings for the purpose of enhancing the understanding of the present utility model, which examples are provided for the purpose of illustrating the present utility model only and are not to be construed as limiting the scope of the present utility model.
Implementation example:
as shown in fig. 1-2, a swing preventing apparatus 800 for a hoist includes a connection base 70 provided at a top end of a boom 80 of the hoist, a pulley 10 provided on the connection base 70, a swing preventing cylinder 20 connected to the pulley 10, a first swing preventing cylinder 30 connected between the swing preventing cylinder 20 and the pulley 10, and a second swing preventing cylinder 40 connected between the pulley 10 and the connection base 70; the wire rope passes through the inside of the anti-sway bar 20, the first anti-sway cylinder 30 limits the sway of the anti-sway bar 20, and the second anti-sway cylinder 40 limits the sway of the pulley 10.
The anti-swing cylinder 20 is connected with the pulley 10 through a transverse rotating shaft 50, the transverse rotating shaft 50 is perpendicular to the pulley 10, the anti-swing cylinder 20 swings around the transverse rotating shaft 50 in a transverse plane, the first anti-swing oil cylinder 30 drives the anti-swing cylinder 20 to swing around the pulley 10 in the transverse plane, and the swing amplitude is determined by the stroke of the first anti-swing oil cylinder 30.
The pulley 10 is connected with the connecting base 70 through the longitudinal rotating shaft 60, the longitudinal rotating shaft 60 is arranged in parallel with the pulley 10, the pulley 10 swings around the longitudinal rotating shaft 60 in the longitudinal plane, the second anti-swing oil cylinder 40 drives the pulley 10 to swing around the connecting base 70 in the longitudinal plane, and the swing amplitude is determined by the stroke of the second anti-swing oil cylinder 40.
The transverse plane and the longitudinal plane are perpendicular to each other, and the telescopic directions of the first anti-swing cylinder 30 and the second anti-swing cylinder 40 are perpendicular to each other, that is, the anti-swing device can provide effective buffering for the suspended boat in four directions indicated by two straight lines perpendicular to each other in the horizontal plane.
The first anti-swing oil cylinder 30 comprises a first rod cavity and a first rodless cavity, the two cavities are connected through a first oil passing pipe 31, when the anti-swing oil cylinder is used, the two cavities are filled with hydraulic oil, a first throttle valve 32 is arranged on the first oil passing pipe 31, the hydraulic oil flows between the two cavities through the first throttle valve 32, and the first throttle valve 32 is actually used as a damping hole to effectively slow down swing of the anti-swing cylinder 20. Similarly, the second anti-swing cylinder 40 is also filled with hydraulic oil, and the second throttle valve 42 actually acts as a damping hole to slow down the swing of the pulley 10.
When the anti-swing hydraulic device is used, hydraulic oil is filled in the rod cavity and the rodless cavity of the first anti-swing oil cylinder 30 and the second anti-swing oil cylinder 40, and in the retraction process of the small boat, the small boat can be swung due to the influence of wind waves, so that a steel wire rope connected with the small boat can be swung, the steel wire rope is contacted with the anti-swing cylinder 20, and the small boat is swung and transferred to the anti-swing cylinder 20. The lateral swing of the anti-swing cylinder 20 is transmitted to the first anti-swing cylinder 30, the first anti-swing cylinder 30 is pushed to extend or shorten, hydraulic oil flows into the other cavity from one cavity of the first anti-swing cylinder 30 through the first throttle valve 32, and the first throttle valve 32 is a damping hole, so that the swing of the anti-swing cylinder 20 in a lateral plane can be slowed down, and further the swing of a boat in the lateral plane can be slowed down. When the first anti-sway cylinder 30 is extended or shortened to the position where the stroke is maximum or minimum, the anti-sway cylinder 20 does not sway back and forth any more, preventing the wire rope from jumping out of the pulley 10 and causing serious wheel-off accidents. The swing in the longitudinal plane of the swing preventing cylinder 20 is transmitted to the second swing preventing cylinder 40, the second swing preventing cylinder 40 is pushed to extend or shorten, hydraulic oil flows into the other cavity from one cavity of the second swing preventing cylinder 40 through the second throttle valve 42, the swing of the swing preventing cylinder 20 in the longitudinal plane is slowed down, the swing of the boat in the longitudinal plane is slowed down, and the comfort of passengers is improved. When the second anti-sway cylinder 40 is extended or shortened to the position where the stroke is maximum or minimum, the anti-sway cylinder 20 is not swayed left and right any more, preventing the wire rope from jumping out of the pulley, and bringing danger to personnel safety of the personnel taking the boat.
It will be understood that the utility model has been described in terms of several embodiments, and that various changes and equivalents may be made to these features and embodiments by those skilled in the art without departing from the spirit and scope of the utility model. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the utility model without departing from the essential scope thereof. Therefore, it is intended that the utility model not be limited to the particular embodiment disclosed, but that the utility model will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. The swing preventing device for the hanging boat is characterized by comprising a connecting base, a pulley, a swing preventing cylinder, a first swing preventing cylinder and a second swing preventing cylinder, wherein the connecting base is arranged at the top end of a hanging arm of the hanging boat device, the pulley is arranged on the connecting base, the swing preventing cylinder is connected with the pulley, the first swing preventing cylinder is connected between the swing preventing cylinder and the pulley, and the second swing preventing cylinder is connected between the pulley and the connecting base; the steel wire rope sequentially passes through the pulley and the anti-swing cylinder and then is connected with the ship body to be lifted;
the first anti-swing oil cylinder comprises a first rod cavity and a first rodless cavity, the two cavities are connected through a first oil pipe, a first throttle valve is arranged on the first oil pipe, hydraulic oil flows between the two cavities through the first throttle valve, and the swing of the anti-swing cylinder is buffered;
the second anti-swing oil cylinder comprises a second rod cavity and a second rodless cavity, the two cavities are connected through a second oil passing pipe, a second throttle valve is arranged on the second oil passing pipe, hydraulic oil flows between the two cavities through the second throttle valve, and the buffer of swing of the pulley is achieved.
2. The airship anti-sway device of claim 1, characterized in that the anti-sway cylinder is connected with the pulleys through a transverse rotating shaft, the transverse rotating shaft is arranged perpendicular to the pulleys, and the anti-sway cylinder swings around the transverse rotating shaft in a transverse plane.
3. The airship anti-sway device of claim 2, characterized in that the pulleys are connected with the connection base by a longitudinal rotation shaft, the longitudinal rotation shaft being arranged in parallel with the pulleys, the pulleys being rocked around the longitudinal rotation shaft in a longitudinal plane.
4. A lifting vessel anti-sway device according to claim 3, characterized in that the transverse plane and the longitudinal plane are mutually perpendicular.
5. The airship anti-sway device of claim 1, wherein the directions of extension and retraction of the first anti-sway cylinder and the second anti-sway cylinder are perpendicular to each other.
6. The airship anti-sway device of claim 3, characterized in that a rear end cover of the first anti-sway cylinder is connected with the anti-sway cylinder, and a cavity is connected with the pulley; the first anti-swing oil cylinder is arranged in parallel with the pulley.
7. The airship anti-sway device of claim 6, characterized in that a piston rod of the second anti-sway cylinder is connected with the pulley, and a cavity is connected with the connection base; the first anti-swing oil cylinder is perpendicular to the pulley.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825480.6U CN220432144U (en) | 2023-07-12 | 2023-07-12 | Swing-preventing device for hanging boat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321825480.6U CN220432144U (en) | 2023-07-12 | 2023-07-12 | Swing-preventing device for hanging boat |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220432144U true CN220432144U (en) | 2024-02-02 |
Family
ID=89701285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321825480.6U Active CN220432144U (en) | 2023-07-12 | 2023-07-12 | Swing-preventing device for hanging boat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220432144U (en) |
-
2023
- 2023-07-12 CN CN202321825480.6U patent/CN220432144U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |