CN110386225B - Ship board boarding ladder for engineering ship - Google Patents
Ship board boarding ladder for engineering ship Download PDFInfo
- Publication number
- CN110386225B CN110386225B CN201910726738.9A CN201910726738A CN110386225B CN 110386225 B CN110386225 B CN 110386225B CN 201910726738 A CN201910726738 A CN 201910726738A CN 110386225 B CN110386225 B CN 110386225B
- Authority
- CN
- China
- Prior art keywords
- boarding
- ladder
- platform
- frame body
- transition
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B27/00—Arrangement of ship-based loading or unloading equipment for cargo or passengers
- B63B27/14—Arrangement of ship-based loading or unloading equipment for cargo or passengers of ramps, gangways or outboard ladders ; Pilot lifts
Abstract
The invention discloses a shipboard boarding ladder for an engineering ship. The boarding ladder comprises a boarding platform arranged on a ship, a boarding device which is rotationally connected with the boarding platform through a driving device and used for boarding and disembarking, and a transition platform which is rotationally arranged on the boarding device through a pin shaft, is positioned on one side of the boarding device far away from the boarding platform and is used for connecting with a wharf; the boarding device comprises a frame body, a pair of handrails arranged on the frame body, a gangway ladder assembly which is arranged in the frame body and has an adjustable angle, and a pair of ladder lamp assemblies which are arranged on the handrails, distributed along the Y direction and have an adjustable angle; the transition platform comprises a transition plate, a transmission device which is arranged on the transition platform and used for adjusting the angle and the height of the transition plate, and an oil cylinder which is arranged at the bottom of the frame body and is hinged with the bottom of the transition platform through a push rod. The boarding ladder overcomes the defects of the prior art, is specially used for engineering ships, and has the advantages of reasonable structure, high flexibility, strong maneuverability, safety and reliability.
Description
Technical Field
The invention relates to the technical field of ships, in particular to a ship board boarding ladder for an engineering ship.
Background
An engineering ship is a ship which performs engineering operations in waters such as ports, channels, and shipyards. The engineering ship is equipped with various special equipment according to the requirements of different engineering technical operations, is used for various technical operations, has various types, strong specialization and complex equipment, and mainly comprises a dredger, a crane ship, a piling ship, a concrete mixer ship, a salvage ship, a cable laying ship, a navigation mark ship, a pipe laying ship, a drilling ship, an oil production platform and the like.
The boarding ladder is one of important facilities of engineering ships, is a passage facility between a ship and the outside, is a movable staircase which is arranged on two sides of the ship and is used for sailors to get on and off the ship, but the boarding ladder in the existing engineering ships has the following problems: firstly, the boarding ladder is usually welded and fixed at the ship side position, and is easily damaged when encountering stormy waves, so that potential safety hazards are caused during use; secondly, along with the fluctuation and fluctuation of the water surface, the height of the ship body and the distance between the ship body and the wharf are changed frequently, and the boarding ladder cannot meet the requirements of various conditions; thirdly, the ladder lamp on the ladder of boarding generally is fixed mounting, when bad weather, will pull down it and receive together very inconvenient, and the angle of current ladder lamp can't be adjusted according to the use needs simultaneously, and the light that the ladder lamp sent directly projects user's eyes, makes the user dazzling tumble on the ladder of boarding easily, brings the potential safety hazard.
Disclosure of Invention
The invention discloses an engineering ship board boarding ladder, which comprises a boarding platform arranged on a ship, a boarding device rotationally connected with the boarding platform through a driving device and used for boarding and disembarking, and a transition platform rotationally arranged on the boarding device through a pin shaft, positioned on one side of the boarding device far away from the boarding platform and used for being connected with a wharf, and is characterized in that:
the boarding device comprises a frame body, a pair of handrails, a gangway ladder assembly and a pair of ladder lamp assemblies, wherein the handrails are arranged on the frame body, distributed along the Y direction and used for assisting passengers to walk;
the transition platform comprises a transition plate positioned above the transition platform, a transmission device arranged on the transition platform and used for adjusting the angle and the height of the transition plate, and an oil cylinder arranged at the bottom of the frame body and hinged with the bottom of the transition platform through a push rod.
The invention discloses a preferable boarding ladder which is characterized in that a driving device comprises a fixed seat arranged at the bottom of a boarding platform, a main shaft which is rotatably arranged on the boarding platform through a rolling bearing and penetrates through a frame body, a first worm wheel arranged on the main shaft, a first worm which is rotatably arranged on the fixed seat through the rolling bearing, positioned below the first worm wheel and meshed with the first worm wheel, and a first motor which is arranged on the boarding platform and drives the first worm to rotate.
The invention discloses a preferable boarding ladder which is characterized by comprising a frame body arranged on a main shaft, a plurality of adjusting shafts which are rotatably arranged on the frame body through rolling bearings and are uniformly distributed along the X direction, a ladder plate arranged on the adjusting shafts, a plurality of second worm gears which are arranged on the adjusting shafts, are positioned outside the frame body and are uniformly distributed along the X direction, a second worm which is rotatably arranged on the frame body through rolling bearings, is positioned below the second worm gears and is meshed with the second worm gears, and a second motor which is arranged on the frame body and drives the second worm to rotate.
The invention discloses a preferable boarding ladder which is characterized by comprising an annular baffle plate, an adjusting structure and a sidelight, wherein the annular baffle plate is installed on a handrail through a supporting column and is positioned above the handrail, the adjusting structure is installed on the handrail and is used for adjusting the angle of a ladder light, and the sidelight is detachably installed on the adjusting structure and is positioned in the annular baffle plate.
The invention discloses a preferable boarding ladder which is characterized by comprising a pair of fixed seats, adjusting rods, a pair of transmission gears, a third motor and a pair of supports, wherein the fixed seats are installed on handrails and distributed along the X direction, the adjusting rods are rotatably connected with the fixed seats through rolling bearings and distributed along the Y direction, the transmission gears are installed on the adjusting rods and distributed along the Y direction and meshed with each other, the third motor is installed on a handrail and drives one of the adjusting rods to rotate, and the supports are installed on two adjusting rods and distributed along the X direction.
The invention discloses a preferable boarding ladder which is characterized in that a transmission device comprises three transmission assemblies distributed in an equilateral triangle shape, each transmission assembly comprises a supporting seat arranged on a transition platform, a pair of guide rods arranged above the supporting seat, a transmission shaft which is rotatably connected with the supporting seat through a rolling bearing and is positioned between the two guide rods, a fourth motor which is arranged on the transition platform and drives the transmission shaft to rotate, a transmission seat which penetrates through the guide rods, is slidably connected with the guide rods, penetrates through the transmission shaft and is in threaded connection with the transmission shaft, a rotating shaft A which is rotatably arranged on the transmission seat through the rolling bearing, a rotating shaft B which is rotatably arranged on a transition plate through the rolling bearing, has the same length as the rotating shaft A and is always parallel to the rotating shaft A, and a pair of connecting rods which has one end hinged with the rotating shaft A and the other end hinged.
The invention discloses a preferable boarding ladder which is characterized in that two pairs of arc-shaped slide rails are distributed on a boarding platform along the X direction, and a frame body is arranged on the arc-shaped slide rails.
The invention discloses a preferable boarding ladder which is characterized in that a first electromagnet is arranged in an arc-shaped sliding rail.
The invention discloses a preferable boarding ladder which is characterized in that a sidelight is installed on a support through a second electromagnet, and the sidelight comprises a base and a plurality of light tubes which are installed on the base and distributed along the X direction.
The working principle of the invention is as follows: when passengers need to get on or off the ship, firstly, an included angle between the boarding device and the horizontal plane is determined according to the distance and the height between the wharf and the ship, the driving device is started, the driving device drives the boarding device to rotate to a proper angle around the main shaft, and then the first electromagnet is started to lock the boarding device; then starting the gangway ladder assembly according to the included angle between the boarding device and the horizontal plane, and driving the ladder plate to rotate to be parallel to the horizontal plane by the adjusting shaft; and then starting the oil cylinder, stretching a push rod of the oil cylinder, and adjusting an included angle between the transition platform and the horizontal plane to enable the transition platform to be parallel to the horizontal plane. After the transition platform is parallel to the horizontal plane, the transmission device is started, and the transition plate is adjusted according to the height difference, the distance and the like between the boarding device and the wharf, so that the transition plate is translated to a proper position.
When the passengers finish boarding or disembarking, firstly, the transmission device is started to return the transition plate to the initial position, and the transition plate is positioned right above the transition platform; then starting the oil cylinder, extending and contracting a push rod of the oil cylinder, and adjusting the transition platform to be parallel to the boarding device; then starting the gangway ladder assembly, and driving the ladder board to rotate to be parallel to the frame body by the adjusting shaft; then the first electromagnet is loosened, the driving device is started, the driving device drives the boarding device to rotate to the initial position around the main shaft, and the boarding device is parallel to the boarding platform.
In the process of passengers getting on and off the ship, if the sky is dark, the adjusting structure can be started to adjust the angle between the sidelight and the horizontal plane, so that high-quality effective illumination is provided for the passengers.
The invention has the following beneficial effects: the boarding ladder overcomes the defects of the prior art, is specially used for engineering ships, and has the advantages of reasonable structure, high flexibility, strong maneuverability, safety and reliability.
Drawings
FIG. 1 is a front view of the present invention;
FIG. 2 is an enlarged view of portion A of FIG. 1;
FIG. 3 is a top view of the present invention;
fig. 4 is a right side view of the boarding device of the present invention;
FIG. 5 is a schematic view of the transmission of the present invention;
fig. 6 is a schematic structural view of an embodiment of the present invention in a working state when the boarding device is connected to the transition platform;
fig. 7 is a schematic structural view of another working state of the boarding device of the present invention when connected with a transition platform.
The figures are labeled as follows:
100-boarding platform, 101-arc slide rail.
200-drive means, 201-bearing block, 202-main shaft, 203-first worm gear, 204-first worm, 205-first motor.
300-ladder climbing device, 301-frame, 302-handrail, 303-gangway assembly, 304-ladder light assembly. 305-an adjusting shaft, 306-a step plate, 307-a second worm wheel, 308-a second worm, 309-a second motor, 310-an annular baffle, 311-an adjusting structure, 312-a sidelight, 313-a fixed seat, 314-an adjusting rod, 315-a transmission gear, 316-a third motor, 317-a bracket, 318-a base and 319-a lamp tube.
400-transition platform, 401-transition plate, 403-transmission device, 404-oil cylinder, 405-transmission component, 406-support seat, 407-guide bar, 408-transmission shaft, 409-fourth motor, 410-transmission seat, 411-rotating shaft A, 412-rotating shaft B, 413-connecting rod.
Detailed Description
The invention is further described with reference to the following drawings and detailed description.
As shown in fig. 1, the ship side boarding ladder for the engineering ship comprises a boarding platform 100 installed on the ship, a boarding device 300 rotatably connected with the boarding platform 100 through a driving device 200 and used for boarding and disembarking, and a transition platform 400 rotatably installed on the boarding device 300 through a pin shaft and located on one side of the boarding device 300 far away from the boarding platform 100 and used for being connected with a wharf.
Two pairs of arc-shaped slide rails 101 are distributed on the boarding platform 100 along the X direction, the frame body 301 is installed on the arc-shaped slide rails 101, and first electromagnets are arranged in the arc-shaped slide rails 101.
As shown in fig. 2, the driving device 200 includes a bearing seat 201 installed at the bottom of the boarding platform 100, a main shaft 202 rotatably installed on the boarding platform 100 through a rolling bearing and penetrating through a frame 301, a first worm wheel 203 installed on the main shaft 202, a first worm 204 rotatably installed on the bearing seat 201 below the first worm wheel 203 through a rolling bearing and engaged with the first worm wheel 203, and a first motor 205 installed on the boarding platform 100 and driving the first worm 204 to rotate.
The boarding device 300 is put down through the driving device 200 to prepare for passengers to get on and off the ship, the first worm 204 rotates through the first motor 205, the first worm 204 is meshed with the first worm wheel 203, the main shaft 202 rotates, the boarding device 300 rotates along with the main shaft 202, the rising and falling actions of the boarding device 300 are completed, and the problem that potential safety hazards are caused due to the fact that the existing gangway ladder is easily damaged when encountering stormy waves is solved; the stability of the ascending stair device 300 in lifting is guaranteed by the aid of the arc-shaped sliding rails 101, and after lifting is completed, the frame body 301 is locked by the aid of the first electromagnets, so that the ascending stair device 300 is prevented from shaking.
As shown in fig. 3 and 4, the ascending stair device 300 includes a frame 301 mounted on the main shaft 202, a pair of handrails 302 mounted on the frame 301 and distributed along the Y direction for assisting passengers to walk, a gangway assembly 303 mounted in the frame 301 and adjustable in angle for passengers to step on, and a pair of ladder light assemblies 304 mounted on the handrails 302 and distributed along the Y direction and adjustable in angle for lighting;
the gangway assembly 303 includes a plurality of adjusting shafts 305 which are rotatably mounted on the frame 301 through rolling bearings and are uniformly distributed along the X direction, a step plate 306 which is mounted on the adjusting shafts 305, a plurality of second worm wheels 307 which are mounted on the adjusting shafts 305 and are positioned outside the frame 301 and are uniformly distributed along the X direction, a second worm 308 which is rotatably mounted on the frame 301 through rolling bearings and is positioned below the second worm wheels 307 and is meshed with the second worm wheels 307, and a second motor 309 which is mounted on the frame 301 and drives the second worm 308 to rotate.
The gangway assembly 303 provides the passengers with steps which are always parallel to the horizontal plane, so that a good walking environment is provided for the passengers; the second motor 309 is used for driving the second worm 308 to rotate, the second worm 308 is meshed with the second worm wheel 307, the plurality of adjusting shafts 305 rotate, the step plate 306 rotates along with the adjusting shafts 305 to be parallel to the horizontal plane, and the rotating angle of the step plate 306 is equal to that of the main shaft 202 in size and opposite to that of the main shaft 202.
The ladder light assembly 304 comprises an annular baffle plate 310 which is arranged on the handrail and positioned above the handrail through a support column, an adjusting structure 311 which is arranged on the handrail and used for adjusting the angle of the ladder light, and a sidelight 312 which is detachably arranged on the adjusting structure 311 and positioned in the annular baffle plate 310.
The adjusting structure 311 includes a pair of fixing seats 313 installed on the handrail and distributed along the X direction, adjusting rods 314 rotatably connected with the fixing seats 313 through rolling bearings and distributed along the Y direction, a pair of transmission gears 315 installed on the adjusting rods 314 and distributed along the Y direction and engaged with each other, a third motor 316 installed on the handrail 302 and driving one of the adjusting rods 314 to rotate, and a pair of brackets 317 installed on the two adjusting rods 314 and distributed along the X direction.
The sidelight 312 is mounted on the bracket 317 through a second electromagnet, and the sidelight 312 includes a base 318 and a plurality of lamps 319 mounted on the base 318 and distributed along the X direction.
The problem that the angle of the ladder lamp on the existing boarding ladder cannot be adjusted is solved through the adjusting structure 311; the annular baffle plate 310 is used for pressing the light generated by the sidelight 312 downwards to illuminate the stair board 306 and the walking path under the feet of the passengers, so that the light is prevented from being directly projected to the eyes of the passengers; the third motor 316 is utilized to drive one of the adjusting rods 314 to rotate, the transmission gears 315 are meshed with each other, the rotating directions are opposite, the rotating directions of the two pairs of brackets 317 are opposite, the sidelight 312 rotates along with the brackets 317, the angle adjustment of the sidelight 312 is completed, and the situation that light generated by the sidelight 312 is completely pressed by the annular baffle 310 and effective illumination cannot be realized is avoided; the second electromagnet is used for completing quick disassembly of the sidelight 312, so that the emergency refuge time is saved.
As shown in fig. 1 and 5, the transition platform 400 includes a transition plate 401 located above the transition platform 400, a transmission device 403 installed on the transition platform 400 and used for adjusting the angle and height of the transition plate 401, and an oil cylinder 404 installed at the bottom of the frame 301 and having a push rod hinged to the bottom of the transition platform 400, wherein the included angle between the transition platform 400 and the boarding device 300 is adjusted by the extension of the push rod of the oil cylinder 404, so that the transition platform 400 is ensured to be parallel to the horizontal plane, and passengers can conveniently step into the dock from the boarding device 300.
The transmission device 403 includes three transmission assemblies 405 distributed in an equilateral triangle, each transmission assembly 405 includes a support base 406 installed on the transition platform 400, a pair of guide rods 407 installed above the support base 406, a transmission shaft 408 rotatably connected with the support base 406 through a rolling bearing and located between the two guide rods 407, a fourth motor 409 installed on the transition platform 400 and driving the transmission shaft 408 to rotate, a transmission base 410 passing through the guide rods 407 and slidably connected with the guide rods 407 and passing through the transmission shaft 408 and threadedly connected with the transmission shaft 408, a rotating shaft a411 rotatably installed on the transmission base 410 through a rolling bearing, a rotating shaft B412 rotatably installed on the transition plate 401 through a rolling bearing and having the same length as the rotating shaft a411 and always parallel to the rotating shaft a411, and a pair of connecting rods 413 having one end hinged with the rotating shaft a411 and the other end hinged with the rotating shaft B412 and always parallel to each other.
The transition plate 401 is driven to move by the transmission device 403, so that the problem that passengers can not board in the wharf through the transition platform 400 due to fluctuation and fluctuation of the water surface of the conventional boarding ladder is solved; the transition plate 401 is supported by three groups of transmission assemblies 405, the stability of the transition plate 401 is ensured, a pair of connecting rods 413, a rotating shaft A411 and a rotating shaft B412 in each group of transmission assemblies 405 form a parallelogram structure, the transition plate 401 is always parallel to the transition platform 400 in the motion process, the transmission shaft 408 rotates, the transmission seat 410 moves up and down in the Z direction, the motion power is provided for the transmission assemblies 405, and therefore the transition plate 401 can be translated to any position in a three-dimensional space, the good connection between the boarding device 300 and a wharf is ensured, and convenience is provided for passengers to board a ship.
This control system of boarding ladder adopts stable performance's programmable logic control system (PLC) seat as central control system, realizes the program input and the operation control of boarding ladder with the touch-sensitive screen, presets according to different pier conditions: the included angle between the boarding device and the horizontal plane, the included angle between the ladder board and the horizontal plane, the translation distance of the transition board and other parameters. The control system has the functions of indicating and correcting, memorizing breakpoints and protecting broken arcs.
The working principle of the ship board boarding ladder of the engineering ship disclosed by the invention is as follows:
as shown in fig. 6 and 7, when passengers need to get on or off the ship, firstly, the included angle between the boarding device and the horizontal plane is determined according to the distance and the height between the wharf and the ship, the driving device is started, the driving device drives the boarding device to rotate to a proper angle around the main shaft, and then the first electromagnet is started to lock the boarding device; then starting the gangway ladder assembly according to the included angle between the boarding device and the horizontal plane, and driving the ladder plate to rotate to be parallel to the horizontal plane by the adjusting shaft; and then starting the oil cylinder, stretching a push rod of the oil cylinder, and adjusting an included angle between the transition platform and the horizontal plane to enable the transition platform to be parallel to the horizontal plane. After the transition platform is parallel to the horizontal plane, the transmission device is started, and the transition plate is adjusted according to the height difference, the distance and the like between the boarding device and the wharf, so that the transition plate is translated to a proper position.
When the passengers finish boarding or disembarking, firstly, the transmission device is started to return the transition plate to the initial position, and the transition plate is positioned right above the transition platform; then starting the oil cylinder, extending and contracting a push rod of the oil cylinder, and adjusting the transition platform to be parallel to the boarding device; then starting the gangway ladder assembly, and driving the ladder board to rotate to be parallel to the frame body by the adjusting shaft; then the first electromagnet is loosened, the driving device is started, the driving device drives the boarding device to rotate to the initial position around the main shaft, and the boarding device is parallel to the boarding platform.
In the process of passengers getting on and off the ship, if the sky is dark, the adjusting structure can be started to adjust the angle between the sidelight and the horizontal plane, so that high-quality effective illumination is provided for the passengers.
Many other changes and modifications can be made without departing from the spirit and scope of the invention. It is to be understood that the invention is not to be limited to the specific embodiments, but only by the scope of the appended claims.
Claims (8)
1. The utility model provides an engineering ship board boarding ladder, is including installing boarding platform (100) on boats and ships, rotates through drive arrangement (200) and boarding platform (100) and is connected, is used for boarding and disembarking ladder device (300), rotates through the round pin axle and installs on boarding ladder device (300) and lie in boarding ladder device (300) and keep away from boarding platform (100) one side, be used for transition platform (400) be connected with the pier, its characterized in that:
the stair climbing device (300) comprises a frame body (301), a pair of handrails (302) which are arranged on the frame body (301), distributed along the Y direction and used for assisting passengers to walk, a gangway ladder assembly (303) which is arranged in the frame body (301), adjustable in angle and used for passengers to step on, and a pair of ladder lamp assemblies (304) which are arranged on the handrails (302), distributed along the Y direction and adjustable in angle and used for lighting;
the transition platform (400) comprises a transition plate (401) positioned above the transition platform (400), a transmission device (403) which is arranged on the transition platform (400) and used for adjusting the angle and the height of the transition plate (401), and an oil cylinder (404) which is arranged at the bottom of the frame body (301) and a push rod of which is hinged with the bottom of the transition platform (400);
the driving device (200) comprises a bearing seat (201) installed at the bottom of the boarding platform (100), a main shaft (202) which is installed on the boarding platform (100) through a rolling bearing in a rotating mode and penetrates through a frame body (301), the main shaft (202) is installed on the frame body (301), a first worm wheel (203) installed on the main shaft (202), a first worm (204) which is installed on the bearing seat (201) through the rolling bearing in a rotating mode, located below the first worm wheel (203) and meshed with the first worm wheel (203), and a first motor (205) which is installed on the boarding platform (100) and drives the first worm (204) to rotate.
2. The ship side boarding ladder for engineering ships according to claim 1, wherein the gangway ladder assembly (303) comprises a frame body (301) installed on the main shaft (202), a plurality of adjusting shafts (305) which are rotatably installed on the frame body (301) through rolling bearings and are uniformly distributed along the X direction, a ladder plate (306) installed on the adjusting shafts (305), a plurality of second worm wheels (307) which are installed on the adjusting shafts (305) and are positioned outside the frame body (301) and are uniformly distributed along the X direction, a second worm (308) which is rotatably installed on the frame body (301) through rolling bearings and is positioned below the second worm wheels (307) and meshed with the second worm wheels (307), and a second motor (309) which is installed on the frame body (301) and drives the second worm (308) to rotate.
3. A ladder for boarding a construction vessel according to claim 1, wherein the ladder light assembly (304) comprises an annular baffle plate (310) mounted on the handrail and located above the handrail through a support column, an adjusting structure (311) mounted on the handrail for adjusting the angle of the ladder light, and a sidelight (312) detachably mounted on the adjusting structure (311) and located in the annular baffle plate (310).
4. The boarding ladder of engineering ships according to claim 3, wherein the adjusting structure (311) comprises a pair of fixed seats (313) which are arranged on the handrail and distributed along the X direction, adjusting rods (314) which are rotatably connected with the fixed seats (313) through rolling bearings and distributed along the Y direction, a pair of transmission gears (315) which are arranged on the adjusting rods (314) and distributed along the Y direction and meshed with each other, a third motor (316) which is arranged on the handrail (302) and drives one of the adjusting rods (314) to rotate, and a pair of brackets (317) which are arranged on the two adjusting rods (314) and distributed along the X direction.
5. The boarding ladder for engineering ships according to claim 1, wherein the transmission device (403) comprises three transmission assemblies (405) distributed in an equilateral triangle, each transmission assembly (405) comprises a support base (406) mounted on the transition platform (400), a pair of guide rods (407) mounted above the support base (406), a transmission shaft (408) rotatably connected with the support base (406) through a rolling bearing and located between the two guide rods (407), a fourth motor (409) mounted on the transition platform (400) and driving the transmission shaft (408) to rotate, a transmission seat (410) penetrating through the guide rods (407) and slidably connected with the guide rods (407), penetrating through the transmission shaft (408) and threadedly connected with the transmission shaft (408), a rotating shaft A (411) mounted on the transmission seat (410) through a rolling bearing, and a rotating shaft A (411) mounted on the transition plate (401) through a rolling bearing and having the same length as the rotating shaft A (411), A rotating shaft B (412) which is always parallel to the rotating shaft A (411), and a pair of connecting rods (413) which are hinged with the rotating shaft A (411) at one end and hinged with the rotating shaft B (412) at the other end and are always parallel to each other.
6. The boarding ladder for engineering ships according to claim 1, characterized in that two pairs of arc-shaped slide rails (101) are distributed on the boarding platform (100) along the X direction, and the frame body (301) is mounted on the arc-shaped slide rails (101).
7. The boarding ladder for engineering ships according to claim 6, characterized in that the arc-shaped slide rails (101) are internally provided with first electromagnets.
8. The boarding ladder of an engineering ship as claimed in claim 4, wherein the sidelight (312) is mounted on the bracket (317) through a second electromagnet, and the sidelight (312) comprises a base (318) and a plurality of light tubes (319) which are mounted on the base (318) and distributed along the X direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726738.9A CN110386225B (en) | 2019-08-07 | 2019-08-07 | Ship board boarding ladder for engineering ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910726738.9A CN110386225B (en) | 2019-08-07 | 2019-08-07 | Ship board boarding ladder for engineering ship |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110386225A CN110386225A (en) | 2019-10-29 |
| CN110386225B true CN110386225B (en) | 2021-03-16 |
Family
ID=68288393
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910726738.9A Active CN110386225B (en) | 2019-08-07 | 2019-08-07 | Ship board boarding ladder for engineering ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110386225B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112550641B (en) * | 2021-01-20 | 2023-07-14 | 正力海洋工程有限公司 | Cruise rescue device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203666933U (en) * | 2013-10-28 | 2014-06-25 | 江苏熔盛重工有限公司 | Rotary type wharf boarding ladder |
| CN204210702U (en) * | 2014-09-29 | 2015-03-18 | 广州广船国际股份有限公司 | Wharf boarding ladder |
| CN207106806U (en) * | 2017-08-04 | 2018-03-16 | 金海重工股份有限公司 | A kind of adjustable boarding ladder device |
| CN109421899A (en) * | 2017-08-31 | 2019-03-05 | 上海宝冶集团有限公司 | Wharf boarding ladder |
| CN109665067A (en) * | 2017-12-22 | 2019-04-23 | 泰州口岸船舶有限公司 | One kind can adjust automatically mark time horizontal wharf ladder |
| CN209192162U (en) * | 2018-11-07 | 2019-08-02 | 上海宝冶冶金工程有限公司 | A kind of more piece automatic stepping formula boarding ladder that harbour uses |
-
2019
- 2019-08-07 CN CN201910726738.9A patent/CN110386225B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203666933U (en) * | 2013-10-28 | 2014-06-25 | 江苏熔盛重工有限公司 | Rotary type wharf boarding ladder |
| CN204210702U (en) * | 2014-09-29 | 2015-03-18 | 广州广船国际股份有限公司 | Wharf boarding ladder |
| CN207106806U (en) * | 2017-08-04 | 2018-03-16 | 金海重工股份有限公司 | A kind of adjustable boarding ladder device |
| CN109421899A (en) * | 2017-08-31 | 2019-03-05 | 上海宝冶集团有限公司 | Wharf boarding ladder |
| CN109665067A (en) * | 2017-12-22 | 2019-04-23 | 泰州口岸船舶有限公司 | One kind can adjust automatically mark time horizontal wharf ladder |
| CN209192162U (en) * | 2018-11-07 | 2019-08-02 | 上海宝冶冶金工程有限公司 | A kind of more piece automatic stepping formula boarding ladder that harbour uses |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110386225A (en) | 2019-10-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3608669A (en) | Bridge-painting apparatus and method | |
| CN1976866A (en) | Hoisting crane and offshore vessel | |
| CN110386225B (en) | Ship board boarding ladder for engineering ship | |
| CN105329412B (en) | Articulated type extension ladder peculiar to vessel | |
| CN110481715B (en) | Special boarding ladder for ship board | |
| CN103183297A (en) | Mobile rescue elevator and rescue vehicle | |
| KR20160089670A (en) | Underslung monorail for the tunnel facilities inspection | |
| CN101857075B (en) | Lifting system of slipway | |
| KR20210097945A (en) | Vehicle for inspection a bridge | |
| CN109372702B (en) | Special climbing device for wind tower for wind power generation | |
| CN112573431A (en) | Movable aviation equipment rapid top hanging device and method | |
| CN205203294U (en) | Marine extension ladder of articulated type | |
| KR101371145B1 (en) | Robot system for underwater working | |
| CN211001726U (en) | Marine passenger elevator device and system | |
| CN211078395U (en) | Movable tunnel lamp maintenance frame for highway construction | |
| CN210027977U (en) | Electric lifting type aircraft nose repairing working platform | |
| CN210048454U (en) | Adjustable lifting platform | |
| CN114108475A (en) | Cable-stayed bridge tower beam mounting structure and space ex-situ interaction construction method thereof | |
| KR20120091711A (en) | Boarding device | |
| RU184853U1 (en) | Mobile rocking machine | |
| CN202039288U (en) | Double-channel passenger boarding bridge | |
| CN110683002A (en) | Marine passenger elevator device and system | |
| CN1273324C (en) | Power rail mounting vehicle for magnetic-suspension train | |
| KR20130115802A (en) | Platform device for getting into and out of drillship having an automatic height control function | |
| CN212829129U (en) | Pure electric passenger boarding ladder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |