CN117885856A - Marine hidden expansion tank ladder of yacht - Google Patents
Marine hidden expansion tank ladder of yacht Download PDFInfo
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- CN117885856A CN117885856A CN202410294536.2A CN202410294536A CN117885856A CN 117885856 A CN117885856 A CN 117885856A CN 202410294536 A CN202410294536 A CN 202410294536A CN 117885856 A CN117885856 A CN 117885856A
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- 230000007246 mechanism Effects 0.000 claims abstract description 15
- 238000012423 maintenance Methods 0.000 claims abstract description 13
- 230000008878 coupling Effects 0.000 claims description 20
- 238000010168 coupling process Methods 0.000 claims description 20
- 238000005859 coupling reaction Methods 0.000 claims description 20
- 238000007789 sealing Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 5
- 230000008569 process Effects 0.000 abstract description 4
- 239000003921 oil Substances 0.000 description 53
- 239000010687 lubricating oil Substances 0.000 description 7
- 241001411320 Eriogonum inflatum Species 0.000 description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Ladders (AREA)
Abstract
The invention discloses a hidden type telescopic box ladder for yacht ships, which relates to the technical field of yacht equipment and comprises a ladder box main body, wherein a controller is arranged on one side of the ladder box main body, a circuit for transmitting signals is arranged between the ladder box main body and the controller, a telescopic mechanism is arranged in the ladder box main body, the box ladder can be completely contained in a yacht when not used by the telescopic mechanism, precious deck space is released, the yacht looks tidier and attractive, the hidden type telescopic box ladder also has stability and safety, the box ladder is not easy to shake in the use process, a stable feeling is brought to a user, the user can control the expansion of a ladder frame by only the controller by virtue of the driving mechanism, no matter is required to take and put articles or to go up and down the yacht, the box ladder is not required to be opened manually any more by the aid of the telescopic mechanism, the efficiency of maintenance assembly is improved when the maintenance assembly is arranged, and the working strength of maintenance personnel is reduced.
Description
Technical Field
The invention relates to the field of yacht equipment, in particular to a hidden telescopic box ladder for a yacht ship.
Background
The hidden telescopic box ladder for the yacht is characterized in that the hidden telescopic box ladder can be hidden inside the yacht and stretches out when in use, the design of the stair can enable the yacht to look tidier and more attractive when not in use, the deck space can be saved, and the use efficiency of the yacht is improved.
In the prior art, for example, chinese patent publication No. CN115973341a discloses a hidden expansion tank ladder for yacht ship, which comprises an outer frame, fixed mounting has the framed panel on the frame, install the slider on the frame, slider and the interior sliding connection of frame indent, slider one end is connected with big spring, install the expansion ladder on the slider, rotate through the loose axle between slider and the expansion ladder and be connected, saved the limited space on yacht deck, improve usable floor area, do benefit to the transportation, prolonged life.
Based on the above prior art, the following problems still exist during use:
(1) The problem of poor stability of the telescopic ladder when the telescopic ladder stretches out and draws back is solved, and a user can go up and down through the circular pedal, so that the ladder is easy to shake in the process of going up and down when the telescopic ladder is used, the user can fall in the process of climbing easily, and the safety coefficient is not ideal;
(2) In the prior art, when the telescopic ladder generally used for the yacht ship is used, the height of the telescopic ladder still needs to be manually adjusted to be unfolded or retracted, the operation is complicated, and the telescopic ladder still needs to be detached when the telescopic ladder needs to be maintained in a certain period, so that the working strength of maintenance personnel is increased.
Disclosure of Invention
The invention aims to provide a hidden telescopic box ladder for yacht vessels, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions:
The utility model provides a marine hidden expansion tank ladder of yacht, includes the ladder case main part, one side of ladder case main part is provided with the controller, be provided with the circuit that is used for transmission signal between ladder case main part and the controller, the inside of ladder case main part is provided with telescopic machanism, telescopic machanism includes:
The two supporting plates are respectively and fixedly arranged at two ends of the bottom surface inside the ladder box main body, a ladder frame is slidably arranged between the two supporting plates, a rectangular hole is formed in the top surface of the ladder frame, the side wall of the rectangular hole is positioned inside the ladder frame, a plurality of pedals are rotatably arranged inside the ladder frame, and the telescopic mechanism further comprises a driving assembly; and a maintenance component is arranged on the ladder frame.
Further, the drive assembly includes: the electric push rod is fixedly arranged in the ladder box main body and located on one side of the ladder frame, an electromagnet is fixedly arranged on an output shaft of the electric push rod, the output shaft of the electric push rod and the electromagnet are connected with one side close to the electric push rod, a cavity is formed in one side wall of the ladder frame, and a motor is fixedly arranged on the side wall of the cavity through a bolt.
Further, the curing assembly includes: the oil storage box, oil storage box fixed mounting is on the top surface of ladder frame and is located the top of cavity, the top surface of ladder frame is located one side fixed mounting of oil storage box and has the mounting panel, the top surface fixed mounting of mounting panel has miniature booster pump, be provided with the pressurization pipe between miniature booster pump and the oil storage box, the inside of oil storage box is linked together to the one end of pressurization pipe, and the other end communicates with miniature booster pump.
Further, the curing assembly further comprises: the oil outlet pipe, the oil outlet pipe sets up on the lateral wall of oil storage box, the one end of oil outlet pipe communicates with the inside of oil storage box, and the other end communicates with the inside of cavity, the oiling mouth has been seted up to the top surface of oil storage box, the oil-out has been seted up to the lateral wall of oil storage box, the oil-out cooperates with the inside one end of oil outlet pipe intercommunication oil storage box, the inside fixed mounting of oil-out has the relief valve.
Further, the sliding grooves are formed in the side walls of the two supporting plates, supporting blocks are fixedly welded below the sliding grooves on the opposite sides of the two supporting plates, bearings are arranged on the side walls of the two ends of the ladder frame, supporting columns are fixedly mounted on inner rings of the bearings, baffles are fixedly welded on the side walls of the supporting columns, the supporting columns slide on the two sliding grooves respectively, and the two ends of the bottom surface of the ladder frame are contacted with the top surfaces of the two supporting blocks respectively.
Further, a plurality of both ends of footboard all fixed welding has the fixed column, and is a plurality of the fixed column passes through the lateral wall rotation connection of bearing and rectangular hole, a plurality of equal fixed mounting has the shaft coupling on the same end of fixed column and the motor output shaft, a plurality of the shaft coupling all is located the inside of cavity, every two be provided with same belt between the shaft coupling, a plurality of belts mutually support with a plurality of shaft couplings.
Further, a plurality of antiskid pads are arranged on the top surfaces of the pedals, and a plurality of leak holes are formed between the antiskid pads.
Further, the one end fixed mounting that electric putter was kept away from to the ladder frame has the rubber slab, the opening has been seted up to one side of ladder case main part, be provided with the closing plate on the opening.
Compared with the prior art, the invention has the beneficial effects that:
1. through being provided with telescopic machanism, make ladder frame, footboard and ladder case main part mutually support, the case ladder can be accomodate completely inside the yacht when not using, release the deck space that the ladder took when expanding, because the ladder frame sets up in the middle of two backup pads, the backup pad supports the ladder frame, makes hidden expansion box ladder still have stability and security, the case ladder is difficult for rocking in the use, and the antiskid design of footboard has promoted the security simultaneously;
2. By arranging the driving mechanism, the controller, the electric push rod, the motor, the shaft coupling and the belt are mutually matched, so that a user can control the extension and retraction of the ladder frame only by the controller, and the applicability of the yacht is enhanced;
3. Through being provided with maintenance subassembly, make miniature booster pump, oil storage box, pressurized tube, play oil pipe and relief valve mutually support, make equipment use the back for a long time, need not maintenance personal and dismantle it to its in-process of maintaining, only need through control opening the force (forcing) pump, restart motor makes it rotate, can maintain it, efficiency when having improved the maintenance.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the structure of the ladder box body in an opened state;
FIG. 3 is a schematic view of the whole structure of the telescopic mechanism of the present invention;
FIG. 4 is a schematic view of the expansion mechanism of the present invention;
FIG. 5 is a schematic diagram of a driving assembly according to the present invention;
FIG. 6 is a schematic view of an exploded view of the telescopic mechanism of the present invention;
FIG. 7 is a schematic view showing the internal structure of the ladder frame of the present invention in a disassembled configuration;
FIG. 8 is a schematic view of a maintenance assembly of the present invention in a disassembled configuration;
FIG. 9 is an enlarged schematic view of the structure of FIG. 5A according to the present invention;
FIG. 10 is an enlarged schematic view of the structure of FIG. 6B in accordance with the present invention;
Fig. 11 is an enlarged schematic view of the structure of fig. 6C according to the present invention.
In the figure: 1. a ladder box main body; 2. a controller; 3. a line; 4. an opening; 5. a support plate; 6. a ladder frame; 7. a rectangular hole; 8. a pedal; 9. a rubber plate; 10. an electric push rod; 11. an electromagnet; 12. a chute; 13. a support block; 14. a bearing; 15. a support column; 16. a baffle; 17. fixing the column; 18. coupling shaft; 19. a cavity; 20. a motor; 21. a belt; 22. an anti-slip pad; 23. a leak hole; 24. a heat radiation hole; 25. an oil storage box; 26. a mounting plate; 27. a micro booster pump; 28. a pressurizing tube; 29. an oil outlet pipe; 30. an oil filling port; 31. a bottle stopper; 32. an elastic band; 33. an oil outlet; 34. a pressure release valve; 35. a sealing plate; 36. a hinge; 37. a hidden handle; 38. a positive magnet; 39. and a negative pole magnet.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but 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.
Example 1: referring to fig. 1-11, a hidden telescopic ladder for yacht, comprising a ladder box main body 1, wherein the ladder box main body 1 is made of corrosion-resistant and wear-resistant materials, an opening 4 is formed in one side of the ladder box main body 1, a sealing plate 35 is rotatably connected to the opening 4 through a hinge 36, a hidden handle 37 is formed in the side wall of the sealing plate 35, the hidden handle 37 is used for opening or closing the sealing plate 35, a positive magnet 38 is fixedly arranged on one side of the hidden handle 37 facing the opening 4, a negative magnet 39 is fixedly arranged on the top surface of the opening 4, the positive magnet 38 and the negative magnet 39 are mutually attracted, a controller 2 is arranged on one side of the ladder box main body 1, a circuit 3 for transmitting signals is arranged between the ladder box main body 1 and the controller 2, one end of the circuit 3 is connected to the controller 2, and the other end of the circuit 3 is connected to a telescopic mechanism of the ladder box main body 1, in particular, the signal on the controller 2 can be transmitted to the telescopic mechanism through the controller 2, and a worker can control the telescopic mechanism through the controller 2.
Referring to fig. 2 to 11, the telescopic mechanism includes: the two support plates 5 are fixedly arranged at two ends of the inner bottom surface of the ladder box main body 1 in a welding or screw mode respectively, a ladder frame 6 is slidably arranged between the two support plates 5, one end of the ladder frame 6, which is far away from the electric push rod 10, is fixedly provided with a rubber plate 9, the rubber plate 9 is used for relieving impact force when the ladder frame 6 is contacted with the bottom surface, the top surface of the ladder frame 6 is provided with a rectangular hole 7, the side wall of the rectangular hole 7 is positioned in the ladder frame 6 and is rotatably provided with a plurality of pedals 8, the top surfaces of the pedals 8 are respectively provided with a plurality of anti-slip pads 22, the anti-slip pads 22 are used for increasing friction force between an vamp and the pedals 8, a certain anti-slip effect can be achieved, a plurality of leakage holes 23 are arranged between the anti-slip pads 22, the leakage holes 23 are used for discharging water stains or rainwater on the pedals 8, the pedals 8 are prevented from being reduced in friction force due to the rainwater or the water stains, users are prevented from sliding down the pedals 8, the telescopic mechanism further comprises a driving component which is used for pushing the ladder frame 6 out or rotating the pedals 8 into the box main body 1, and driving the pedals 8 to rotate; the ladder frame 6 is provided with a curing assembly which cures the driving assembly which rotates the pedals 8.
Referring to fig. 3,4, 5, 7 and 8, the driving assembly includes: the electric putter 10, electric putter 10 passes through inside of bolt fixed mounting at ladder case main part 1 and is located one side of ladder frame 6, electric putter 10 is multistage design, fixed mounting has electro-magnet 11 on the output shaft of electric putter 10, the output shaft of electric putter 10 and electro-magnet 11 are connected with one side of ladder frame 6, the junction of ladder frame 6 one side and electro-magnet 11 is made for the iron material, make electro-magnet 11 and ladder frame 6 mutually support, when electro-magnet 11 circular telegram, electro-magnet 11 and one side of ladder frame 6 mutually attracts and is connected, when electro-magnet 11 outage, electro-magnet 11 and one side disconnection of ladder frame 6, cavity 19 has been seted up to one of them side wall of ladder frame 6, a plurality of louvres 24 have been seted up to the top of rectangular hole 7 in the top of cavity 19, the inside intercommunication of louvre 24 and cavity 19, the louvre 24 is used for discharging the inside heat that produces of cavity 19, the lateral wall of cavity 19 has motor 20 through bolt fixed mounting, when there is emergency to take place, for example, the form of changeable footboard, make footboard 8 rotate to be in same horizontal line with ladder frame 6, the personnel's the time of the emergency is stepped on, the boat is avoided, the personnel to trample the condition is stepped down, the personnel to take place because of the emergency.
Example 2: referring to fig. 6, 7 and 9, the curing assembly includes: the oil storage box 25, the oil storage box 25 is fixedly arranged on the top surface of the ladder frame 6 in a screw or welding mode and is positioned above the cavity 19, one side of the top surface of the ladder frame 6, which is positioned on the oil storage box 25, is fixedly provided with a mounting plate 26 in a screw or welding mode, the top surface of the mounting plate 26 is fixedly provided with a micro booster pump 27 through bolts, a pressurizing pipe 28 is arranged between the micro booster pump 27 and the oil storage box 25, one end of the pressurizing pipe 28 is communicated with the inside of the oil storage box 25, the other end of the pressurizing pipe is communicated with the micro booster pump 27, and the pressure generated by the micro booster pump 27 is injected into the oil storage box 25 through the pressurizing pipe 28; the curing assembly further includes: the oil outlet pipe 29, the oil outlet pipe 29 sets up on the lateral wall of oil storage box 25, the one end of oil outlet pipe 29 communicates with the inside of oil storage box 25, the other end communicates with the inside of cavity 19, the oiling mouth 30 has been seted up to the top surface of oil storage box 25, the top surface fixed mounting of oil storage box 25 has elastic webbing 32, one side fixed mounting of elastic webbing 32 has bottle plug 31, bottle plug 31 and oiling mouth 30 mutually support, can prevent debris inflow to the inside of oil storage box 25, influence its purity, the oil outlet 33 has been seted up to the lateral wall of oil storage box 25, the oil outlet 33 mutually supports with the inside one end of oil outlet pipe 29 intercommunication oil storage box 25, the inside fixed mounting of oil outlet 33 has relief valve 34, when miniature booster pump 27 work, the inside pressure of oil storage box 25 is too big can be opened automatically with relief valve 34, make the inside lubricating oil of oil storage box 25 flow into the inside of cavity 19 through the oil outlet pipe 29, when miniature booster pump 27 stop work, make it stop up the inside lubricating oil of oil storage box 25, make it not need not dismantle the screw that is used for protecting the drive assembly on the ladder frame, the screw is dismantled when having saved the screw and the maintenance personnel has been completed after keeping the screw has been kept up.
Referring to fig. 3, 4 and 6, the side walls of the two support plates 5 are provided with sliding grooves 12, support blocks 13 are fixedly welded below the sliding grooves 12 on opposite sides of the two support plates 5, bearings 14 are arranged on the side walls of two ends of the ladder frame 6, support columns 15 are fixedly mounted on inner rings of the two bearings 14, baffle plates 16 are fixedly welded on the side walls of the two support columns 15, the two support columns 15 slide on the two sliding grooves 12 respectively, two ends of the bottom surface of the ladder frame 6 are contacted with the top surfaces of the two support blocks 13 respectively, and the ladder frame 6 can be prevented from being unable to normally stretch due to the fact that the support columns 15 cannot support the weight of the ladder frame 6 during sliding of the ladder frame 6.
Referring to fig. 3, fig. 4 and fig. 6, the two ends of the pedals 8 are fixedly welded with fixing columns 17, the fixing columns 17 are rotationally connected with the side wall of the rectangular hole 7 through bearings 14, the same ends of the fixing columns 17 are fixedly provided with couplings 18 on the output shaft of the motor 20, the couplings 18 are located in the cavities 19, one belt 21 is arranged between every two couplings 18, the belts 21 are matched with the couplings 18, and when the couplings 18 on the output shaft of the motor 20 rotate, the belts 21 drive other couplings 18 to synchronously rotate, so that the pedals 8 rotate to a proper position, and a user can conveniently boarding a ship.
The working principle of the invention is as follows: when the ladder frame 6 needs to be unfolded, a user opens the sealing plate 35 through the hidden handle 37, controls the electric push rod 10 through the controller 2, and electrifies the electromagnet 11, so that the tail end of the output end of the electric push rod 10 is connected with one end of the ladder frame 6 close to the electric push rod 10, the electric push rod 10 pushes the ladder frame 6, the supporting column 15 fixedly connected with the side wall of the ladder frame 6 slides on the sliding groove 12, falls to the round groove of the sliding groove 12 and limits and fixes the supporting column 15, the electromagnet 11 is powered off through the controller 2, one end of the ladder frame 6 far away from the electric push rod 10 is contacted with the ground, the unfolding of the ladder frame 6 is completed, the motor 20 is started through the controller 2, the shaft coupling 18 connected with the output shaft of the motor 20 drives other shaft couplings 18 to rotate through the belt 21, the pedal 8 is unfolded, and the user can conveniently boarding.
When the ladder frame 6 needs to be stored, the motor 20 is rotated by the controller 2 to enable the pedal 8 to be rotatably stored, the pedal 8 and the top surface of the rectangular hole 7 are located on the same horizontal line, the electromagnet 11 is electrified by the controller 2 to enable the electromagnet 11 to be connected with the side wall of the ladder frame 6, the output shaft of the electric push rod 10 is contracted to enable the ladder frame 6 to be stored into the ladder box main body 1, the hinge 36 is closed by the hidden handle 37, the positive magnet 38 on the sealing plate 35 and the negative magnet 39 on the opening 4 are attracted mutually, and the sealing plate 35 is limited.
When the plurality of couplings 18 and the belt 21 are required to be maintained, the controller 2 is used for starting the micro booster pump 27, so that the pressure of the micro booster pump 27 is injected into the oil storage box 25 through the pressurizing pipe 28, the pressure release valve 34 is opened due to the pressure in the oil storage box 25, the lubricating oil in the oil storage box 25 flows into the cavity 19 through the oil outlet pipe 29 and then drops onto the belt 21, and the lubricating oil on the belt 21 uniformly flows into the plurality of couplings 18 and the output shaft of the motor 20 in the rotating process, so that the maintenance is completed.
After the maintenance is finished, the micro booster pump 27 is closed through the controller 2, so that the pressure inside the oil storage box 25 returns to a normal state, the pressure release valve 34 can be automatically closed to block lubricating oil inside the oil storage box 25, and when the lubricating oil needs to be added into the oil storage box 25, a worker pulls down the bottle stopper 31, so that the lubricating oil can be injected into the oil storage box 25 through the oil filling port 30.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (8)
1. The utility model provides a marine hidden expansion tank ladder of yacht, includes ladder case main part (1), its characterized in that: one side of ladder case main part (1) is provided with controller (2), be provided with between ladder case main part (1) and controller (2) and be used for transmission signal's circuit (3), the inside of ladder case main part (1) is provided with telescopic machanism, telescopic machanism includes:
The two support plates (5), the two support plates (5) are respectively and fixedly arranged at two ends of the bottom surface inside the ladder box main body (1), a ladder frame (6) is slidably arranged between the two support plates (5), a rectangular hole (7) is formed in the top surface of the ladder frame (6), the side wall of the rectangular hole (7) is positioned inside the ladder frame (6) and is rotatably provided with a plurality of pedals (8), and the telescopic mechanism further comprises a driving assembly;
And a maintenance component is arranged on the ladder frame (6).
2. A yacht marine concealed telescopic ladder as claimed in claim 1, wherein: the drive assembly includes:
Electric putter (10), electric putter (10) fixed mounting just is located one side of ladder frame (6) in the inside of ladder case main part (1), fixed mounting has electro-magnet (11) on the output shaft of electric putter (10), the output shaft of electric putter (10) and electro-magnet (11) are connected with one side that is close to electric putter (10), cavity (19) have been seted up to one of them lateral wall of ladder frame (6), the lateral wall of cavity (19) has motor (20) through bolt fixed mounting.
3. A yacht marine concealed telescopic ladder as claimed in claim 2, wherein: the curing assembly includes:
The oil storage box (25), oil storage box (25) fixed mounting just is located the top of cavity (19) on the top surface of ladder frame (6), the top surface of ladder frame (6) is located one side fixed mounting of oil storage box (25) and has mounting panel (26), the top surface fixed mounting of mounting panel (26) has miniature booster pump (27), be provided with pressurization pipe (28) between miniature booster pump (27) and oil storage box (25), the inside of oil storage box (25) is linked together to the one end of pressurization pipe (28), and the other end communicates with miniature booster pump (27).
4. A yacht ship concealed telescopic ladder as claimed in claim 3, wherein: the curing assembly further includes:
Go out oil pipe (29), go out oil pipe (29) setting on the lateral wall of oil storage box (25), the one end that goes out oil pipe (29) communicates with the inside of oil storage box (25), and the other end communicates with the inside of cavity (19), oiling mouth (30) have been seted up to the top surface of oil storage box (25), oil-out (33) have been seted up to the lateral wall of oil storage box (25), oil-out (33) mutually support with the inside one end of oil storage box (25) of oil pipe (29) intercommunication, the inside fixed mounting of oil-out (33) has relief valve (34).
5. A yacht marine concealed telescopic ladder as claimed in claim 1, wherein: the two sliding grooves (12) are formed in the side walls of the supporting plates (5), supporting blocks (13) are fixedly welded below the sliding grooves (12) on the opposite sides of the supporting plates (5), bearings (14) are arranged on the side walls of two ends of the ladder frame (6), supporting columns (15) are fixedly mounted on inner rings of the bearings (14), baffles (16) are fixedly welded on the side walls of the supporting columns (15), the supporting columns (15) slide on the two sliding grooves (12) respectively, and two ends of the bottom surface of the ladder frame (6) are in contact with the top surfaces of the two supporting blocks (13) respectively.
6. A yacht marine concealed telescopic ladder as claimed in claim 2, wherein: a plurality of both ends of footboard (8) are all fixed welding has fixed column (17), and a plurality of fixed column (17) are rotated through bearing (14) and the lateral wall of rectangular hole (7) and are connected, and a plurality of equal fixed mounting has shaft coupling (18) on the same one end of fixed column (17) and motor (20) output shaft, a plurality of shaft coupling (18) all are located the inside of cavity (19), every two be provided with same belt (21) between shaft coupling (18), a plurality of belt (21) are mutually supported with a plurality of shaft coupling (18).
7. A yacht marine concealed telescopic ladder as claimed in claim 1, wherein: the top surfaces of the pedals (8) are respectively provided with a plurality of anti-slip pads (22), and a plurality of leakage holes (23) are formed between the anti-slip pads (22).
8. A yacht marine concealed telescopic ladder as claimed in claim 1, wherein: one end of the ladder frame (6) far away from the electric push rod (10) is fixedly provided with a rubber plate (9), one side of the ladder box main body (1) is provided with an opening (4), and the opening (4) is provided with a sealing plate (35).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410294536.2A CN117885856A (en) | 2024-03-15 | 2024-03-15 | Marine hidden expansion tank ladder of yacht |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202410294536.2A CN117885856A (en) | 2024-03-15 | 2024-03-15 | Marine hidden expansion tank ladder of yacht |
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| Publication Number | Publication Date |
|---|---|
| CN117885856A true CN117885856A (en) | 2024-04-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410294536.2A Pending CN117885856A (en) | 2024-03-15 | 2024-03-15 | Marine hidden expansion tank ladder of yacht |
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| CN (1) | CN117885856A (en) |
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| CN2880596Y (en) * | 2006-01-18 | 2007-03-21 | 四机赛瓦石油钻采设备有限公司 | Vehicle folding ladder |
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| CN107747503A (en) * | 2017-11-29 | 2018-03-02 | 东南大学 | A kind of system and operation method of Thermal generation unit Ultra-low load operation |
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