CN116733908B

CN116733908B - Universal output head for ship, gearbox and power system

Info

Publication number: CN116733908B
Application number: CN202310750529.4A
Authority: CN
Inventors: 郭春和
Original assignee: Qinhuangdao Haoyang Machinery Manufacturing Co ltd
Current assignee: Qinhuangdao Haoyang Machinery Manufacturing Co ltd
Priority date: 2023-06-25
Filing date: 2023-06-25
Publication date: 2024-05-14
Anticipated expiration: 2043-06-25
Also published as: CN116733908A

Abstract

The invention discloses a marine universal output head, a gear box and a power system, wherein the marine universal output head comprises an upper shell; a rotatable output shaft is arranged in the upper shell; a rotatable intermediate shaft is arranged in the intermediate shell; the gear set is positioned in the upper shell and comprises a first conical gear and a second conical gear; the first conical gear is arranged on the output shaft, and the second conical gear is arranged on the intermediate shaft; the connecting flange is fixed at the lower end of the upper shell, a plurality of connecting holes are formed in the connecting flange along the circumferential direction, a plurality of mounting holes are formed in the top of the middle shell along the circumferential direction, the connecting holes are connected with the corresponding mounting holes through bolts, and the upper shell can rotate around the middle shaft when being mounted, so that the orientation of the output shaft can be conveniently adjusted; meanwhile, the thickness of the middle shell can be increased or reduced, so that the height position of the output end can be adjusted; the device has the advantages of high flexibility of the arrangement position, low failure rate and high system transmission efficiency.

Description

Universal output head for ship, gearbox and power system

Technical Field

The invention relates to the field of ship systems, in particular to a universal output head for a ship, a gearbox and a power system.

Background

The ship power system mainly comprises a diesel engine, a gear box and a paddle hanging machine, and in order to improve the sailing stability of the ship body, a designer generally designs the center of the ship power system to be closer to the middle part of the ship body. The structural forms of the existing ship power system mainly comprise the following two types:

(1) The diesel engine with larger weight is arranged in the middle of the ship body, the gearbox with lighter weight is arranged on the deck of the ship body, the propeller hanger is directly connected with the power output end of the gearbox, the diesel engine needs to transmit power to the gearbox through a belt, and the disadvantage of the power form is that: the belt is easy to slip, the power loss is large, and the transmission efficiency is low.

(2) The diesel engine with larger weight is arranged in the middle of the ship body, two gear boxes are designed, one gear box is arranged on the deck, the other gear box is connected with the power output end of the diesel engine and is jointly arranged in the middle of the ship body, the two gear boxes are connected through a transmission shaft, and the disadvantage of the power form is that: the structure is complex, the cost is high, the power output angle is fixed, the flexibility of the arrangement position of the equipment is low, and the failure rate is high.

Meanwhile, the existing propeller hanging machine can continuously generate heat when the propeller hanging machine is used for a long time, and the power of the engine can be reduced to ensure the running stability of the propeller hanging machine due to the lack of a corresponding auxiliary cooling and radiating structure, so that the running speed of a ship is reduced, a large amount of dirt can be adhered to the propeller hanging machine after the propeller hanging machine is used for a long time, and the normal use of the propeller hanging machine can be influenced.

Disclosure of Invention

Based on the problems, the invention aims to provide a marine universal output head, a gear box and a power system, which adopt the following technical scheme:

the invention provides a marine universal output head, comprising:

an upper housing in which a rotatable output shaft is provided;

The height type of the middle shell is variable, and a rotatable middle shaft is arranged in the middle shell;

A gear set located in the upper housing, the gear set comprising a first bevel gear and a second bevel gear, the first and second bevel gears intermeshed together; the first bevel gear is mounted on the output shaft, and the second bevel gear is mounted on the intermediate shaft;

The connecting flange is fixed at the lower end of the upper shell, a plurality of connecting holes are formed in the connecting flange along the circumferential direction, a plurality of mounting holes are formed in the top of the middle shell along the circumferential direction, and the connecting holes are connected with the corresponding mounting holes through bolts;

The output shaft is rotatably connected in an output shaft sleeve through a first bearing assembly, and the output shaft sleeve is connected to the upper end of the upper shell through a bolt.

According to the technical scheme, the first bearing assembly comprises two bearings, inner rings of the two bearings are in sleeved fit with the output shaft, and outer rings of the two bearings are in nested fit with the output shaft sleeve; a shaft collar is arranged between the two bearings, the shaft collar is connected to the output shaft, the inner rings of the two bearings are propped against the shaft collar, the outer rings of the bearings positioned above are propped against an upper pressing cover, the upper pressing cover is connected to the upper end of the shaft sleeve of the output shaft through a bolt, the outer rings of the bearings positioned below are propped against a lower pressing cover, and the lower pressing cover is connected to the lower end of the shaft sleeve of the output shaft through a bolt;

The upper gland and the output shaft are provided with a first oil seal ring at the rotating connection part.

According to the technical scheme, the two bearings are tapered roller bearings, and the two tapered roller bearings are arranged face to face;

the intermediate shaft is rotatably connected in an intermediate shaft sleeve through a second bearing assembly, and the intermediate shaft sleeve is connected to the upper end of the upper shell through a bolt.

According to the technical scheme, the structure of the second bearing assembly is the same as that of the first bearing assembly;

the upper shell is in an elbow shape and comprises a vertical section and an inclined section, and the connecting flange is fixed at the lower end of the vertical section.

According to the technical scheme, the marine gearbox comprises the marine universal output head and further comprises a transmission gearbox.

According to the technical scheme, the marine power system comprises the marine gear box, an engine, a transmission shaft and a propeller hanger.

According to the technical scheme, the marine propeller-hanging machine comprises a transmission top box, a transmission middle pipe, a driving bottom box, driving paddles, a control frame and a rudder plate;

The transmission top box is connected with the tail end of the transmission shaft, a transmission middle pipe is fixedly arranged in the middle of the bottom end of the transmission top box, a driving bottom box is fixedly arranged at the bottom end of the transmission middle pipe, driving paddles are rotatably arranged in the middle of one side of the driving bottom box through a rotating shaft, a control frame is fixedly arranged at the tail part of one end of the transmission top box, and a rudder plate is arranged at the bottom of the control frame corresponding to the end part of the driving paddles;

the circulating cooling cleaning mechanism is arranged on the outer side of the driving bottom box and is used for collecting and guiding water flow around the ship in the running process of the ship so as to continuously guide low-temperature water flow into the periphery of the engine for circulation, and the engine is continuously cooled in the circulating process of the low-temperature water flow so as to ensure continuous and stable operation of the power system;

the circulating cooling cleaning mechanism comprises a mounting side frame;

The middle parts of two sides of the driving bottom box are fixedly connected with mounting side frames, the middle parts of the side surfaces of the mounting side frames are fixedly connected with collecting bottom boxes, the front ends of the collecting bottom boxes are fixedly provided with arc-shaped interception nets, the middle parts of the top ends of the collecting bottom boxes are fixedly provided with diversion bottom pipes, and the top ends of the diversion bottom pipes are fixedly connected with unidirectional filtration round boxes at positions corresponding to one sides of the transmission middle pipes;

The middle part of the inner side of the unidirectional filtering round box is fixedly connected with a limit mounting ring, a filter fine net is clamped at the position of the inner side of the unidirectional filtering round box corresponding to the top end of the limit mounting ring, liquid discharge side grooves are uniformly formed in the position of the side surface of the unidirectional filtering round box corresponding to the bottom surface of the limit mounting ring at equal intervals along the circumferential direction, and sealing arc films are adhered at the position of the outer side of the unidirectional filtering round box corresponding to the outer side of the liquid discharge side grooves in a staggered manner along the circumferential direction;

the bottom of the inner side of the unidirectional filtering round box is fixedly connected with a mounting underframe, the middle part of the top end of the mounting underframe is fixedly connected with a sealing top ring through a sliding column, the bottom end of the sliding column at the bottom of the sealing top ring is fixedly connected with an arc-shaped sealing bottom plate corresponding to the bottom position of the mounting underframe, the outer side of the sliding column at the bottom of the sealing top ring is sleeved with a sealing spring corresponding to the top position of the arc-shaped sealing bottom plate, and the top end of the sealing spring is tightly attached to the bottom surface of the mounting underframe;

The middle part of the top end of the unidirectional filtering round box is fixedly connected with an auxiliary circulating pump through a pipeline, the auxiliary circulating pump is powered by an external power supply, the middle part of the top end of the auxiliary circulating pump is fixedly connected with a diversion side pipe, the tail end of the diversion side pipe is fixedly connected with a middle treatment box corresponding to the middle part of the other end of the transmission top box, an observation bottom groove is formed in the middle part of one side of the middle treatment box, and a filter screen box is embedded and installed in the middle part of the inner side of the middle treatment box;

The top of one side of the middle treatment box is fixedly connected with a split top box through a pipeline, the front side and the middle parts of two sides of the split top box are fixedly connected with split valves through pipelines, one end of each split valve positioned on the front side of the split top box is fixedly connected with a liquid inlet pipe through a connecting pipe, the tail end of each liquid inlet pipe is fixedly connected with a circulating cooling plate, the middle part of one end of each liquid inlet pipe is fixedly connected with a liquid outlet bottom pipe corresponding to the bottom position of the liquid inlet pipe, and the tail end of each liquid outlet bottom pipe is fixedly provided with a connecting bottom box corresponding to the middle part of the bottom surface of the split top box;

The middle part of the bottom surface of the connecting bottom box is fixedly provided with a reflux hose, the tail end of the reflux hose is provided with a jet standpipe corresponding to the middle part of one side of the transmission middle pipe, the outer side of the jet standpipe is uniformly penetrated with jet pores along the circumferential direction, the top and the bottom of the outer side of the jet standpipe are fixedly connected with mounting clamping plates, the jet standpipe outside corresponds installation cardboard top position department and rotates and cup joints the diversion cover, diversion cover one side middle part has run through and has offered the diversion and has erected the notch, diversion cover top outside has evenly offered along circumferencial direction equidistance and has rotated the vertical groove.

According to the technical scheme, the sealing arc-shaped films can be elastically deformed, two adjacent sealing arc-shaped films are mutually staggered, the outer side of the sealing top ring is tightly and slidably attached to the inside of the unidirectional filtering round box, the unidirectional filtering round box is higher than the liquid discharge side groove, and the outer cambered surface of the arc-shaped sealing bottom plate is tightly attached to the bottom cambered surface of the unidirectional filtering round box;

The shape and the size of the liquid inlet jacking pipe can be changed according to the needs, the lengths and the arrangement modes of the liquid inlet jacking pipe and the liquid outlet bottom pipe can be changed according to the needs, the reflux hose can be freely telescopic, connecting ports are formed in the middle of the front face and the two sides of the connecting bottom box, and the inner wall of the diversion cover and the outer side of the jet vertical pipe are in tight sliding fit.

According to the technical scheme, the front end flexible protection interception mechanism is arranged at the other end of the driving bottom box, and the auxiliary protection structure is arranged at the front end of the driving bottom box so as to prevent fish and sundries from being wound from the front end of the driving bottom box in the continuous rotation process of the driving blade, so that the safety of the driving blade in the operation process is improved;

The front-end flexible protection interception mechanism comprises a connection tail plate;

The middle part of the other end of the driving bottom box is embedded and provided with a connecting tail plate, the middle part of one side surface of the connecting tail plate is fixedly connected with a mounting center shaft, the middle part of one end of the mounting center shaft is fixedly connected with a collecting front box, the middle part of the inner side of the collecting front box is fixedly provided with a diversion inner pipe, the middle part of the inner side of the diversion inner pipe is fixedly provided with a sealing side plate, the tail part of the collecting front box is uniformly provided with connecting end grooves along the circumferential direction at equal intervals, the middle part of one end of the inner side of the collecting front box is fixedly connected with an adjusting spring corresponding to the inner position of the diversion inner pipe, and the tail end of the adjusting spring is fixedly connected with a sealing middle plate corresponding to the middle position of one side of the sealing side plate;

The device comprises a collecting front box, a collecting rear box, a supporting guide pipe, a protection flexible net, a spiral spring, a winding outer roller, a constraint line, a semicircular net cover and a limiting line, wherein the liquid discharging outer groove is formed in the outer side of the collecting front box at equal intervals along the circumferential direction, the guiding outer ring is sleeved at the position of one end of the collecting front box corresponding to the outer side of the liquid discharging outer groove, the supporting guide pipe is uniformly and fixedly connected with the outer side of the guiding outer ring along the circumferential direction at equal intervals, the protection flexible net is adhered to a gap between the supporting guide pipes, the spiral spring is sleeved at the middle part of the outer side of the mounting center shaft, the winding outer roller is fixedly connected at the position of the outer side of the spiral spring corresponding to the tail plate and the collecting front box, the constraint line is fixedly connected at the middle part of the tail end of the supporting guide pipe, and the semicircular net cover is fixedly connected at the front end of the collecting front box;

The middle part of the tail end of the collecting front box is fixedly connected with a water guiding tail pipe, the tail end of the water guiding tail pipe is fixedly connected with a communication valve at the middle part of the bottom end of the injection vertical pipe, and the top end of the communication valve is communicated with the bottom end of the injection vertical pipe through a pipeline;

the front end of the diversion inner pipe is provided with a bell mouth, the end part of the bell mouth is flush with the port of the collecting front box, the end face size of the sealing middle plate is larger than the middle slot hole size of the sealing side plate, and the sealing middle plate is mutually matched with the sealing side plate;

The support pipe is communicated with the inner cavity of the diversion outer ring, the tail end of the constraint line is fixedly connected with the middle part of the outer side of the winding outer roller, drainage fine holes are uniformly formed in the middle part of the side surface of the support pipe, the mesh size of the semicircular mesh cover is smaller than the size of the drainage fine holes, and the length of the support pipe is smaller than the distance from the diversion outer ring to the driving blade.

According to the technical scheme, the sinking and floating circulation cleaning mechanism is arranged on the outer side of the control frame, and the buoyancy of the sinking and floating circulation cleaning mechanism is controlled to enable the sinking and floating circulation cleaning mechanism to freely lift on the outer side of the rudder plate, and cleaning of the outer side of the rudder plate is achieved in the lifting process;

the sinking and floating circulation cleaning mechanism comprises a circular top plate;

The control frame is characterized in that a circular top plate is fixedly connected to the outer side of the control frame corresponding to the position of the top of the rudder plate, limiting electromagnets are embedded and installed in the middle parts of two sides of the circular top plate, lifting arc blocks are sleeved on the outer side of the control frame corresponding to the position of the bottom of the circular top plate in a sliding manner, limiting rectangular blocks are embedded and installed at the positions of the tops of two sides of the lifting arc blocks corresponding to the bottom of the limiting electromagnets, and a guide middle groove is formed in one side of each limiting rectangular block in a penetrating manner corresponding to the position of the top of the rudder plate;

the lifting buoyancy box is fixedly connected to the two sides of the limiting rectangular block, the protection end net is embedded and installed at the opening of the end part of the lifting buoyancy box, the middle part of one end inside the lifting buoyancy box is fixedly connected with the telescopic cross rod, the middle part of one end of the telescopic cross rod is fixedly connected with the sealing slide plate, and the cleaning rubber plate is fixedly installed at the bottom of one side of the lifting buoyancy box, corresponding to the side surface of the rudder plate;

The bottom surface of the limiting rectangular block is fixedly connected with mounting top sheets corresponding to the positions on two sides of the rudder plate, the middles of the two ends of the bottom surface of the mounting top sheet are fixedly connected with splicing threaded rods, counterweight clamping blocks are clamped at the positions, corresponding to the positions on the bottom of the mounting top sheet, of the outer sides of the splicing threaded rods, limiting nuts are sleeved at the positions, corresponding to the positions on the bottom of the counterweight clamping blocks, of the outer sides of the splicing threaded rods, and limiting guide blocks are fixedly connected at the positions, corresponding to the positions on one side of the mounting top sheet, of the bottom surface of the limiting rectangular block;

The positions of the limit rectangular blocks and the limit electromagnet are mutually corresponding, the limit electromagnet and the limit rectangular blocks are mutually attracted, the guide middle groove and the rudder plate are mutually corresponding, the thickness of the rudder plate is smaller than the width of the guide middle groove, and the outer side of the sealing slide plate is tightly in sliding fit with the inner wall of the lifting buoyancy box;

The side edge of the cleaning rubber plate is tightly and slidably attached to the side face of the rudder plate, and the bottom of the limiting guide block is tightly and slidably attached to the side face of the rudder plate when the limiting rectangular block is located at the highest point.

Compared with the prior art, the invention has the beneficial technical effects that:

1. The upper shell is arranged with the middle shell through the flange plate structure, and the upper shell can rotate around the middle shaft when being arranged, so that the orientation of the output shaft can be conveniently adjusted; meanwhile, the thickness of the middle shell can be increased or reduced, so that the height position of the output end can be adjusted; the device has the advantages of high flexibility of the arrangement position, low failure rate and high system transmission efficiency.

2. The circulating cooling cleaning mechanism is arranged, the cooling process of the engine and other heating components in the continuous running process of the propeller hanger is optimized through the mutual matching among the components in the circulating cooling cleaning mechanism, external water flow can be led into the circulating pipeline through the collecting bottom box in the running process of the ship, the water flow is assisted to transport upwards through the auxiliary circulating pump at the initial stage of upward transport of cooling water, the cooling water can have enough potential energy when transported into the middle processing box, the absorption and separation of heat emitted by the engine can be realized when the cooling water flow continuously flows along the inside of the circulating cooling plate, and the cooling water after heat absorption is directly discharged out of the pipeline through the jet vertical pipe and the jet pore, so that the continuous cooling of the engine is realized, the engine can be still kept in a proper temperature range after the propeller hanger is used for a long time, and the safety and stability of the operation of the propeller hanger are improved;

Meanwhile, because the cooling water in the jet standpipe can directly discharge outside, negative pressure is generated in the connecting bottom box and the reflux hose in the continuous drainage process of the jet standpipe, water flow in the treatment middle box can continuously flow into the split top box and the liquid inlet top pipe under the influence of the negative pressure through a siphon principle, and the outside water flow continuously enters the collecting bottom box under the influence of the negative pressure, so that the continuous flow of the cooling water in the pipeline can be realized without the continuous operation of an auxiliary circulating pump, the energy consumption in the flow process of the cooling water in the pipeline is reduced, the operation stability of the circulating cooling cleaning mechanism is improved, and the continuous heat dissipation of the engine is ensured;

Can carry out triple filtration to the inside cooling water of entering pipeline through arc interception net, filtration fine mesh and filter screen box, and then the effectual cleanliness that improves the inside cooling water of circulating line, and then effectually prevented that the dirt from leading to the pipeline to block up in feed liquor push pipe, circulating cooling plate and drain bottom pipe accumulation, and then effectually improved circulating cooling clearance mechanism's life, improved the clear convenience of pipeline, reduced circulating line's maintenance cost.

3. The front end flexible protection interception mechanism is arranged, the front end protection process of the driving blade at the bottom of the paddle hanging machine is optimized through the mutual matching among all components in the front end flexible protection interception mechanism, the supporting guide pipe is filled and supported by the water flow continuously guided by the front collecting box and the diversion inner pipe, so that the supporting guide pipe can be automatically stretched in the running process of a ship, the front end of the driving blade can be protected by the conical protection structure formed by the supporting guide pipe and the protection flexible net, fishes and other sundries to be involved from the front end of the driving blade are diffused to the edge of the driving blade under the interception guide of the conical protection structure, further, death of the fishes involved in the driving blade is prevented, meanwhile, the damage caused by the driving blade involved in hard sundries is also prevented, and the integral protection performance of the paddle hanging machine is further effectively improved;

simultaneously through the flexible structural design of support pipe and protection flexible net, cooperation spiral spring, wind-up outer roller and restraint line can be to idle support pipe and protection flexible net rolling, and then effectually prevent support pipe and protection flexible net and appear twisting around the phenomenon in the use, can initiatively be with spraying the inside rivers of standpipe and leading into the box before collecting inside through water guiding tail pipe and communication valve simultaneously, and then guaranteed support pipe and protection flexible net and also can be spread in a comfort way under the state that boats and ships travel at a low speed, and then effectually expanded the application range of the flexible protection interception mechanism of front end.

4. The lifting arc block and the components on the lifting arc block can be quickly lifted through the conversion of the buoyancy, and the cleaning rubber plate is driven to carry out reciprocating scraping cleaning along the outer side of the rudder plate in the upgrading process of the lifting arc block and the lifting buoyancy box, so that the cleaning convenience of the rudder plate is effectively improved;

Meanwhile, through the mutual cooperation among the installation top sheet, the spliced threaded rod and the limiting nut, the number of the increase and decrease counterweight clamping blocks can be increased and decreased rapidly, and then the adjustment of the whole quality of each component on the lifting arc block is realized, so that the lifting arc block can obtain enough gravity in different water bodies to normally descend, and the environmental adaptability of the sinking and floating circulation cleaning mechanism is further effectively improved.

In summary, through the cooperation between inside each subassembly of circulation cooling clearance mechanism, front end flexible protection interception mechanism and the circulation clearance mechanism that sink and float, the cooling process of hanging oar in-process engine has been optimized, the protection to driving paddle has been strengthened, the convenience of rudder plate clearance has been promoted, back flush through auxiliary circulation pump can be to the inside quick of single direction filtration round box again, and through triple filtration effectually prevent the dirt in cooling water circulation pipeline inside accumulation, simultaneously also can effectually prevent outside dirt entering collection front box and water conservancy diversion inner tube inside through the semicircle screen panel, the inside cleanliness of support pipe has been ensured, can carry out quick clearance to the rudder plate outside through the clearance offset simultaneously, and then effectually prevent that the dirt from accumulating in the rudder plate outside, through supplementary filtration clearance, the effectual cleanliness of each subassembly in the outside of having improved the oar hanging machine, the life of hanging oar machine has been promoted.

Drawings

The invention is further described with reference to the following description of the drawings.

FIG. 1 is a schematic view of a marine universal output head according to a first embodiment of the present invention;

FIG. 2 is a schematic view of a first bearing assembly according to a first embodiment of the present invention;

FIG. 3 is a schematic view illustrating a rotational connection structure between an intermediate shaft and an intermediate housing according to a first embodiment of the present invention;

FIG. 4 is a schematic view of a marine gearbox according to a second embodiment of the present invention;

Fig. 5 is a schematic structural diagram of a power system according to a third embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a propeller hanging machine in a fourth embodiment of the present invention.

Fig. 7 is a schematic view of a structure of a collection chassis according to a fourth embodiment of the present invention.

Fig. 8 is a schematic structural diagram of a semicircular mesh enclosure in a fourth embodiment of the present invention.

Fig. 9 is a schematic structural diagram of a circulating cooling and cleaning mechanism in a fourth embodiment of the present invention.

Fig. 10 is a schematic view showing the structure of the installation of the processing center box in the fourth embodiment of the present invention.

Fig. 11 is a schematic diagram of a diverter valve according to a fourth embodiment of the present invention.

Fig. 12 is a schematic structural diagram of the installation of the front-end flexible protection interception mechanism in the fourth embodiment of the invention.

Fig. 13 is a schematic structural view of a sealing edge plate according to a fourth embodiment of the present invention.

Fig. 14 is a schematic structural diagram of a sink-float circulation cleaning mechanism in a fourth embodiment of the present invention.

Fig. 15 is a schematic structural diagram of a counterweight fixture block according to a fourth embodiment of the invention.

Reference numerals illustrate: 1. an upper housing; 101. an inclined section; 102. a vertical section; 2. an output shaft; 3. an intermediate housing; 301. a mounting hole; 4. an intermediate shaft; 5. a gear set; 501. a first bevel gear; 502. a second bevel gear; 6. a connecting flange; 601. a connection hole; 7. a first bearing assembly; 701. a bearing; 702. a collar; 703. a gland is arranged; 704. a lower gland; 705. a first oil seal ring; 8. an output shaft sleeve; 9. a second bearing assembly; 10. a middle shaft sleeve; 11. a transmission gear box; 12. an engine; 13. a transmission shaft;

14. A paddle hanging machine; 1401. a transmission top box; 1402. a transmission middle tube; 1403. driving the bottom box; 1404. driving the blade; 1405. a control rack; 1406. a rudder plate;

15. A circulating cooling and cleaning mechanism; 1501. installing a side frame; 1502. a collecting bottom box; 1503. an arc-shaped interception net; 1504. a diversion bottom pipe; 1505. a unidirectional filtering round box; 1506. a limit mounting ring; 1507. filtering the fine net; 1508. a liquid discharge side groove; 1509. sealing the arc-shaped film; 1510. installing an underframe; 1511. sealing the top ring; 1512. arc-shaped sealing bottom plate; 1513. a seal spring; 1514. an auxiliary circulation pump; 1515. a diversion side pipe; 1516. a processing middle box; 1517. observing the bottom groove; 1518. a filter screen box; 1519. a split top box; 1520. a diverter valve; 1521. a liquid inlet jacking pipe; 1522. a circulating cooling plate; 1523. a liquid outlet bottom pipe; 1524. the bottom box is connected; 1525. a return hose; 1526. a jet stack; 1527. spraying fine holes; 1528. installing a clamping plate; 1529. a guide flow cover; 1530. a diversion vertical notch; 1531. rotating the vertical groove;

16. A front end flexible protection interception mechanism; 1601. connecting tail plates; 1602. installing a center shaft; 1603. collecting a front box; 1604. a diversion inner tube; 1605. sealing the side plates; 1606. a connecting end groove; 1607. an adjusting spring; 1608. sealing the middle plate; 1609. a liquid discharge outer tank; 1610. a diversion outer ring; 1611. supporting the catheter; 1612. a protective flexible web; 1613. a spiral spring; 1614. an outer winding roller; 1615. a constraint line; 1616. a water guiding tail pipe; 1617. a communication valve; 1618. semicircular mesh enclosure;

17. A sinking-floating circulation cleaning mechanism; 1701. a circular top plate; 1702. limiting electromagnet; 1703. lifting the arc block; 1704. limiting rectangular blocks; 1705. a guide middle groove; 1706. lifting the buoyancy box; 1707. a protective end net; 1708. a telescopic cross bar; 1709. a sealing slide plate; 1710. cleaning a rubber plate; 1711. installing a top sheet; 1712. splicing a threaded rod; 1713. a counterweight clamping block; 1714. a limit nut; 1715. and limiting the guide blocks.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments.

Examples

As shown in fig. 1, in this embodiment, a marine universal output head is disclosed, which includes an upper housing 1, a middle housing 3, a gear set 5, and a connection flange 6.

A rotatable output shaft 2 is arranged in the upper shell 1; a rotatable intermediate shaft 4 is arranged in the intermediate housing 3; gear set 5 is located in upper housing 1, gear set 5 comprising a first conical gear 501 and a second conical gear 502, first conical gear 501 and second conical gear 502 intermeshed together; the first conical gear 501 is mounted on the output shaft 2 through a shaft key structure, and the second conical gear 502 is mounted on the intermediate shaft 4 through a shaft key structure; the flange 6 integrated into one piece is in the lower extreme of last casing 1, has offered a plurality of connecting holes 601 along circumference on the flange 6, and a plurality of mounting holes 301 have been offered along circumference to the top of middle casing 3, and connecting hole 601 passes through the bolt and is connected with corresponding mounting hole 301.

The upper shell 1 and the middle shell 3 are integrally formed through machining, wherein the upper shell 1 is in an elbow shape, the upper shell 1 comprises an inclined section 101 and a vertical section 102, and the connecting flange 6 is integrally formed at the lower end of the vertical section 102.

The working principle of the invention is as follows: in particular, the intermediate housing 3 may be mounted on a transmission gearbox, with the lower end of the intermediate shaft 4 being in dynamic connection with the transmission gearbox. The height type H of the middle shell 3 can be changed according to different ship design requirements, so that the height position of the output end of the output shaft 2 can be conveniently adjusted. Meanwhile, as the top of the middle shell 3 is provided with the plurality of mounting holes 301 along the circumferential direction, and the connecting flange 6 is also provided with the plurality of connecting holes 601 along the circumferential direction, the mounting holes 301 and the connecting holes 601 are matched, so that the middle shaft 4 is used as the axis to rotate when the upper shell 1 is mounted, and the orientation of the output end of the output shaft 2 is conveniently adjusted.

As a structure that can realize the rotation of the output shaft 2, in the present embodiment, as shown in fig. 2, the output shaft 2 is rotatably connected in an output shaft sleeve 8 through a first bearing assembly 7, and the output shaft sleeve 8 is connected to the upper end of the upper housing 1 through a bolt. Specifically, the first bearing assembly 7 includes two bearings 701, wherein inner rings of the two bearings 701 are in fit engagement with the output shaft 2, and outer rings of the two bearings 701 are in fit engagement with the output shaft sleeve 8; a collar 702 is arranged between the two bearings 701, the collar 702 is integrally formed on the output shaft 2, inner rings of the two bearings 701 are propped against the collar 702, wherein an outer ring of the bearing 701 positioned above is propped against the upper gland 703, the upper gland 703 is connected to the upper end of the output shaft sleeve 8 through bolts, and a first oil seal ring 705 is arranged at the rotation connection part of the upper gland 703 and the output shaft 2. Wherein the outer ring of the bearing 701 positioned below is abutted against the lower gland 704, and the lower gland 704 is connected to the lower end of the output shaft sleeve 8 through bolts.

In this embodiment, both bearings 701 are tapered roller bearings, which are arranged face to face.

As a structure that can realize the rotation of the intermediate shaft 4, in the present embodiment, as shown in fig. 3, the intermediate shaft 4 is rotatably connected in the intermediate shaft sleeve 10 through the second bearing assembly 9, and the intermediate shaft sleeve 10 is connected to the upper end of the upper housing 1 through a bolt. In the present embodiment, the structure of the second bearing assembly 9 is the same as that of the first bearing assembly 7.

Examples

As shown in fig. 4, the present embodiment discloses a marine gearbox, which structurally includes the marine universal output head of the first embodiment, and further includes a transmission gearbox 11 on the basis of the technology of the first embodiment.

The transmission gear box 11 comprises a driving input shaft in the gear box, wherein inverted and forward bevel gears are symmetrically arranged on the driving input shaft, the inverted and forward bevel gears are respectively meshed with a transition bevel gear of the driving propeller, an inverted and forward oil cylinder and inverted and forward pistons on the inverted and forward oil cylinder are fixed on the driving input shaft between the inverted and forward bevel gears, the inverted and forward pistons are respectively opposite to the inverted and forward bevel gears, and an inverted and forward friction plate clutch is arranged between the inverted and forward bevel gears and the inverted and forward pistons; the driving input shaft has one side with one reverse and forward oil conveying channel and one radial reverse and forward oil storing tank, and the reverse and forward oil conveying channel has one inlet and one outlet connected to the reverse and forward oil cylinders and the reverse and forward oil storing tank, one reversing valve connected to the reversing valve, one distributor connected to the reversing valve, one oil pump connected to the distributor and the reversing valve, and one oil pump inlet connected to the gear box.

For a specific structure of the transmission gear case 11, reference may be made to the chinese patent application CN201420552510.5 in the prior art.

Examples

As shown in fig. 5, the present embodiment discloses a marine power system, which structurally comprises a marine gearbox in the second embodiment, and further comprises an engine 12, a transmission shaft 13 and a propeller hanger 14 based on the technology of the second embodiment. Two ends of the transmission shaft 13 are respectively in power connection with a power input end of the propeller hanger 14 and the power connection with the output shaft 2. The engine 12 is in power connection with the power input of the transmission gearbox 11.

Examples

As shown in fig. 6-15, the present embodiment discloses a marine propeller hanger, wherein the propeller hanger 14 is composed of a transmission top box 1401, a transmission middle tube 1402, a driving bottom box 1403, driving blades 1404, a control frame 1405 and a rudder plate 1406;

The transmission top box 1401 is connected with the tail end of the transmission shaft 13, a transmission middle pipe 1402 is fixedly arranged in the middle of the bottom end of the transmission top box 1401, a driving bottom box 1403 is fixedly arranged at the bottom end of the transmission middle pipe 1402, a driving blade 1404 is rotatably arranged in the middle of one side of the driving bottom box 1403 through a rotating shaft, a control frame 1405 is fixedly arranged at the tail part of one end of the transmission top box 1401, and a rudder plate 1406 is arranged at the bottom of the control frame 1405 at the position corresponding to the end part of the driving blade 1404;

the outside of the driving bottom box 1403 is provided with a circulating cooling and cleaning mechanism 15, which is used for collecting and guiding water flow around the ship during the running process of the ship so as to continuously guide low-temperature water flow into the periphery of the engine 12 for circulation and continuously cool the engine 12 during the low-temperature water flow circulation process so as to ensure the continuous and stable operation of the power system;

The circulation cooling cleaning mechanism 15 includes a mounting frame 1501, a collection bottom box 1502, an arc-shaped interception net 1503, a diversion bottom pipe 1504, a one-way filtration round box 1505, a limit mounting ring 1506, a filtration fine net 1507, a liquid discharge side groove 1508, a sealed arc-shaped film 1509, a mounting bottom frame 1510, a sealed top ring 1511, an arc-shaped sealing bottom plate 1512, a sealing spring 1513, an auxiliary circulation pump 1514, a diversion side pipe 1515, a processing middle box 1516, an observation bottom groove 1517, a filter screen box 1518, a diversion top box 1519, a diversion valve 1520, a liquid inlet top pipe 1521, a circulation cooling plate 1522, a liquid outlet bottom pipe 1523, a connection bottom box 1524, a backflow hose 1525, a jet standpipe 1526, a jet pore 1527, a mounting clip plate 1528, a diversion rotor 1529, a diversion vertical notch 1530 and a rotation vertical groove 1531;

the middle parts of two sides of the driving bottom box 1403 are fixedly connected with mounting side frames 1501, the middle parts of the side surfaces of the mounting side frames 1501 are fixedly connected with collecting bottom boxes 1502, the front ends of the collecting bottom boxes 1502 are fixedly provided with arc-shaped interception nets 1503, the middle parts of the top ends of the collecting bottom boxes 1502 are fixedly provided with flow guiding bottom pipes 1504, and the top ends of the flow guiding bottom pipes 1504 are fixedly connected with unidirectional filtering round boxes 1505 corresponding to one side of the driving middle pipe 1402;

the middle part of the inner side of the unidirectional filter round box 1505 is fixedly connected with a limit mounting ring 1506, a filter fine net 1507 is clamped at the position of the inner side of the unidirectional filter round box 1505 corresponding to the top end of the limit mounting ring 1506, liquid discharge side grooves 1508 are uniformly formed in the position of the side surface of the unidirectional filter round box 1505 corresponding to the bottom surface of the limit mounting ring 1506 at equal intervals along the circumferential direction, and sealing arc films 1509 are adhered at the position of the outer side of the unidirectional filter round box 1505 corresponding to the outer side of the liquid discharge side grooves 1508 in a staggered manner along the circumferential direction;

The bottom of the inner side of the unidirectional filtration round box 1505 is fixedly connected with a mounting underframe 1510, the middle part of the top end of the mounting underframe 1510 is fixedly connected with a sealing top ring 1511 through a sliding column, the bottom end of the bottom sliding column of the sealing top ring 1511 is fixedly connected with an arc-shaped sealing bottom plate 1512 at the position corresponding to the bottom of the mounting underframe 1510, the outer side of the bottom sliding column of the sealing top ring 1511 is sleeved with a sealing spring 1513 at the position corresponding to the top of the arc-shaped sealing bottom plate 1512, the top end of the sealing spring 1513 is tightly attached to the bottom surface of the mounting underframe 1510, the sealing arc-shaped films 1509 can elastically deform, two adjacent sealing arc-shaped films 1509 are mutually staggered and are tightly and slidably attached to the inside of the unidirectional filtration round box 1505, the height of the unidirectional filtration round box 1505 is larger than the height of the liquid discharge side groove 1508, and the cambered surface on the outer side of the arc-shaped sealing bottom plate 1512 is tightly attached to the cambered surface of the unidirectional filtration round box 1505;

The middle part of the top end of the unidirectional filtering round box 1505 is fixedly connected with an auxiliary circulating pump 1514 through a pipeline, the auxiliary circulating pump 1514 is powered by an external power supply, the middle part of the top end of the auxiliary circulating pump 1514 is fixedly connected with a flow guiding side pipe 1515, the tail end of the flow guiding side pipe 1515 is fixedly connected with a middle processing box 1516 corresponding to the middle part of the other end of the transmission top box 1401, the middle part of one side of the middle processing box 1516 is provided with an observation bottom groove 1517, and a filter screen box 1518 is embedded and installed in the middle part of the inner side of the middle processing box 1516;

The top of one side of the processing middle box 1516 is fixedly connected with a split top box 1519 through a pipeline, the front side of the split top box 1519 and the middle parts of the two sides are fixedly connected with a split valve 1520 through a pipeline, one end of the split valve 1520 positioned on the front side of the split top box 1519 is fixedly connected with a liquid inlet jacking pipe 1521 through a connecting pipe, the tail end of the liquid inlet jacking pipe 1521 is fixedly connected with a circulating cooling plate 1522, the middle part of one end of the liquid inlet jacking pipe 1521 is fixedly connected with a liquid outlet bottom pipe 1523 corresponding to the bottom position of the liquid inlet jacking pipe 1521, and the tail end of the liquid outlet bottom pipe 1523 is fixedly provided with a connecting bottom box 1524 corresponding to the middle part of the bottom surface of the split top box 1519;

A backflow hose 1525 is fixedly installed in the middle of the bottom surface of the connection bottom box 1524, a jet standpipe 1526 is arranged at the tail end of the backflow hose 1525 corresponding to the middle position of one side of the transmission middle pipe 1402, jet fine holes 1527 are uniformly formed in the outer side of the jet standpipe 1526 in a penetrating mode along the circumferential direction, installation clamping plates 1528 are fixedly connected to the top and the bottom of the outer side of the jet standpipe 1526, a diversion cover 1529 is rotatably sleeved at the position of the outer side of the jet standpipe 1526 corresponding to the top of the installation clamping plates 1528, diversion vertical slots 1530 are formed in the middle of one side of the diversion cover 1529 in a penetrating mode, rotary vertical grooves 1531 are uniformly formed in the outer side of the top end of the diversion cover 1529 in an equidistant mode along the circumferential direction, the shape and the size of the feed-in top pipe 1521 can be changed according to requirements, the lengths and arrangement modes of the feed-in pipe 1521 and the feed-out bottom pipe 1523 can be freely stretched out and stretched out, connection bottom boxes 1524 are provided with connectors in the middle of the front and two sides, the inner wall of the guide flow cover 1529 is tightly and slidably attached to the outer side of the jet stack 1526, the cooling process of the engine 12 and other heating components in the continuous running process of the paddle hanging machine 14 is optimized through the mutual matching between the components in the circulating cooling cleaning mechanism 15, external water flow can be guided into the circulating pipeline in the running process of the ship through the collecting bottom box 1502, the auxiliary circulating pump 1514 assists the water flow to transport upwards in the initial stage of the upward transportation of cooling water, the cooling water can have enough potential energy when the cooling water is transported into the middle processing box 1516, the absorption and separation of heat emitted by the engine 12 can be realized when the cooling water continuously flows along the inside of the circulating cooling plate 1522, the cooling water after heat absorption is directly discharged out of the pipeline through the jet stack 1526 and the jet pores 1527, and the continuous cooling of the engine 12 is realized, the engine 12 can be kept in a proper temperature range after the propeller hanger 14 is used for a long time, and the safety and stability of the operation of the propeller hanger 14 are improved;

Meanwhile, because the cooling water in the jet standpipe 1526 can directly drain outside, negative pressure is generated in the connecting bottom box 1524 and the reflux hose 1525 in the continuous drainage process of the jet standpipe 1526, water flow in the treatment middle box 1516 can continuously flow into the split top box 1519 and the liquid inlet top pipe 1521 under the influence of the negative pressure through a siphon principle, and the outside water flow continuously enters the collecting bottom box 1502 under the influence of the negative pressure, so that the continuous flow of the cooling water in the pipeline can be realized without the continuous operation of the auxiliary circulating pump 1514, the energy consumption in the process of the flow of the cooling water in the pipeline is reduced, the operation stability of the circulating cooling cleaning mechanism 15 is improved, and the continuous heat dissipation of the engine 12 is ensured;

And the cooling water entering the pipeline can be subjected to triple filtration through the arc interception net 1503, the fine filtration net 1507 and the filter screen box 1518, so that the cleanliness of the cooling water in the circulating pipeline is effectively improved, and further, the pipeline blockage caused by accumulation of dirt on the liquid inlet pipe 1521, the circulating cooling plate 1522 and the liquid outlet pipe 1523 is effectively prevented, the service life of the circulating cooling cleaning mechanism 15 is effectively prolonged, the cleaning convenience of the pipeline is improved, and the maintenance cost of the circulating pipeline is reduced;

The front end flexible protection interception mechanism 16 is arranged at the other end of the driving bottom box 1403, and an auxiliary protection structure is arranged at the front end of the driving bottom box 1403 so as to prevent fish and sundries from being wound from the front end of the driving bottom box 1403 in the process of continuously rotating the driving blade 1404, so that the safety of the driving blade 1404 in the running process is improved;

The front end flexible protection interception mechanism 16 comprises a connecting tail plate 1601, a mounting center shaft 1602, a collecting front box 1603, a flow guiding inner pipe 1604, a sealing side plate 1605, a connecting end groove 1606, an adjusting spring 1607, a sealing middle plate 1608, a liquid discharging outer groove 1609, a flow guiding outer ring 1610, a supporting conduit 1611, a protection flexible net 1612, a spiral spring 1613, a rolling outer roller 1614, a constraint line 1615, a water guiding tail pipe 1616, a communication valve 1617 and a semicircular net cover 1618;

The middle of the other end of the driving bottom box 1403 is embedded and provided with a connecting tail plate 1601, the middle of one side surface of the connecting tail plate 1601 is fixedly connected with a mounting center shaft 1602, the middle of one end of the mounting center shaft 1602 is fixedly connected with a collecting front box 1603, the middle of the inner side of the collecting front box 1603 is fixedly provided with a guide inner pipe 1604, the middle of the inner side of the guide inner pipe 1604 is fixedly provided with a sealing side plate 1605, the tail of the collecting front box 1603 is uniformly provided with connecting end grooves 1606 along the circumferential direction, the middle of the inner side of the collecting front box 1603 is fixedly connected with an adjusting spring 1607 corresponding to the inner position of the guide inner pipe 1604, the tail end of the adjusting spring 1607 is fixedly connected with a sealing side plate 1608 corresponding to the middle position of one side of the sealing side plate 1605, the front end of the guide inner pipe 1604 is provided with a horn mouth, the end of the horn mouth is mutually flush with the port of the collecting front box 1603, the end face size of the sealing side plate 1608 is larger than the middle slotted hole size of the sealing side plate 1605, and the sealing side plate 1605 is mutually matched with each other;

The liquid discharge outer grooves 1609 are formed in the outer side end of the collecting front box 1603 at equal intervals along the circumferential direction, the diversion outer ring 1610 is sleeved at the position of one end of the collecting front box 1603 corresponding to the outer side of the liquid discharge outer grooves 1609, the outer side of the diversion outer ring 1610 is uniformly and fixedly connected with the supporting guide pipes 1611 along the circumferential direction at equal intervals, the protective flexible net 1612 is adhered at the gap between the supporting guide pipes 1611, the scroll spring 1613 is sleeved at the middle part of the outer side of the mounting center shaft 1602, the rolling outer roller 1614 is fixedly connected at the position of the outer side of the scroll spring 1613 corresponding to the position between the connecting tail plate 1601 and the collecting front box 1603, the constraint line 1615 is fixedly connected at the middle part of the tail end of the supporting guide pipe 1611, and the semicircular net cover 1618 is fixedly connected at the front end edge part of the collecting front box 1603;

The middle part of the tail end of the collection front box 1603 is fixedly connected with a water guide tail pipe 1616, the tail end of the water guide tail pipe 1616 is fixedly connected with a communication valve 1617 corresponding to the middle part of the bottom end of the injection vertical pipe 1526, the top end of the communication valve 1617 is communicated with the bottom end of the injection vertical pipe 1526 through a pipeline, the support pipe 1611 is communicated with the inner cavity of the diversion outer ring 1610, the tail end of the constraint line 1615 is fixedly connected with the middle part outside the winding outer roll 1614, drainage pores are uniformly formed in the middle part of the side surface of the support pipe 1611, the mesh size of the semicircular mesh cover 1618 is smaller than the size of the drainage pores, the length of the support pipe 1611 is smaller than the distance between the diversion outer ring 1610 and the driving blade 1404, the front end protection process of the blade 1404 is optimized by the mutual cooperation between all components inside the front end flexible protection interception mechanism 16, the front end protection process of the blade 1404 is continuously guided by the water flow of the collection front box 1603 and the diversion inner pipe 1604, so that the support pipe 1611 is filled and supported by the water flow, the support pipe 1611 can be automatically stretched by the water flow in the process of the operation of the ship, the blade can be automatically stretched by the support pipe 1611 and the tapered protection structure formed by the support pipe 1612, the blade can be driven by the tapered protection structure, the front end can be driven by the blade, the front end is further the front end and the front end is further driven to the blade is prevented from being further driven to the front end to the blade to be further drive the blade to be damaged, the front end is further to be driven to the front and further the blade is further protected from the front and the blade is prevented from being damaged, and the front and further from being integrally and further from being damaged, and the front and further, the front and is protected and the front is prevented from being damaged, and the front is further, and damaged, and is driven and further is driven and damaged;

Meanwhile, due to the flexible structure design of the support conduit 1611 and the protection flexible net 1612, the idle support conduit 1611 and the protection flexible net 1612 can be rolled by matching with the spiral spring 1613, the rolling outer roller 1614 and the constraint line 1615, so that twisting of the support conduit 1611 and the protection flexible net 1612 in the use process is effectively prevented, meanwhile, water in the injection standpipe 1526 can be actively guided into the collection front box 1603 through the water guide tail pipe 1616 and the communication valve 1617, and further, the support conduit 1611 and the protection flexible net 1612 can be unfolded in a ship low-speed running state, and the use range of the front-end flexible protection interception mechanism 16 is effectively widened;

The outer side of the control frame 1405 is provided with a sinking and floating circulation cleaning mechanism 17, and the buoyancy of the sinking and floating circulation cleaning mechanism 17 is controlled to enable the sinking and floating circulation cleaning mechanism to freely lift and fall on the outer side of the rudder plate 1406, and cleaning of the outer side of the rudder plate 1406 is achieved in the lifting process;

The sinking and floating circulation cleaning mechanism 17 comprises a circular top plate 1701, a limiting electromagnet 1702, a lifting arc block 1703, a limiting rectangular block 1704, a guiding middle groove 1705, a lifting buoyancy box 1706, a protection end net 1707, a telescopic cross rod 1708, a sealing slide plate 1709, a cleaning rubber plate 1710, a mounting top piece 1711, a splicing threaded rod 1712, a counterweight clamping block 1713, a limiting nut 1714 and a limiting guide block 1715;

A circular top plate 1701 is fixedly connected to the outer side of the control frame 1405 at the position corresponding to the top of the rudder plate 1406, limiting electromagnets 1702 are embedded and mounted in the middle parts of two sides of the circular top plate 1701, lifting arc blocks 1703 are sleeved on the outer side of the control frame 1405 at the position corresponding to the bottom of the circular top plate 1701 in a sliding manner, limiting rectangular blocks 1704 are embedded and mounted at the positions corresponding to the bottoms of the limiting electromagnets 1702 at the tops of two sides of the lifting arc blocks 1703, and a guiding middle groove 1705 is formed in one side of each limiting rectangular block 1704 at the position corresponding to the top of the rudder plate 1406 in a penetrating manner;

Lifting buoyancy boxes 1706 are fixedly connected to positions on one side of the limiting rectangular block 1704, corresponding to two sides of the limiting rectangular block 1705, a protective end net 1707 is embedded in an opening of the end part of each lifting buoyancy box 1706, a telescopic cross rod 1708 is fixedly connected to the middle part of one end inside each lifting buoyancy box 1706, a sealing slide plate 1709 is fixedly connected to the middle part of one end of each telescopic cross rod 1708, a cleaning rubber plate 1710 is fixedly arranged at the position, corresponding to the side surface of the rudder plate 1406, of the bottom of one side of each lifting buoyancy box 1706, the positions of the limiting rectangular block 1704 and the limiting electromagnet 1702 are mutually corresponding, the limiting electromagnet 1702 and the limiting rectangular block 1704 are mutually attracted, the guiding middle groove 1705 and the rudder plate 1406 are mutually corresponding, the thickness of the rudder plate 1406 is smaller than the width of the guiding middle groove 1705, and the outer side of the sealing slide plate 1709 is tightly in sliding fit with the inner wall of the lifting buoyancy box 1706;

The bottom surface of the limiting rectangular block 1704 is fixedly connected with a mounting top piece 1711 at positions corresponding to two sides of a rudder plate 1406, the middles of two ends of the bottom surface of the mounting top piece 1711 are fixedly connected with splicing threaded rods 1712, the outer sides of the splicing threaded rods 1712 are correspondingly clamped with counterweight clamping blocks 1713 at the positions corresponding to the bottoms of the mounting top pieces 1711, limiting nuts 1714 are sleeved at the positions corresponding to the bottoms of the counterweight clamping blocks 1713 at the outer sides of the splicing threaded rods 1712 through threads, limiting guide blocks 1715 are fixedly connected at positions corresponding to one side of the mounting top piece 1711, the sides of the cleaning glue plate 1710 are tightly and slidably attached to the sides of the rudder plate 1406, the bottoms of the limiting guide blocks 1715 are tightly and slidably attached to the sides of the rudder plate 1406 when the limiting rectangular block 1704 is at the highest point, the components inside the cleaning mechanism 17 are mutually matched, so that the cleaning process of the rudder plate 1406 after long time use can be realized by controlling the expansion and contraction of a telescopic cross rod 1708, the buoyancy of the lifting buoyancy box 1706 can be quickly adjusted, the lifting of the lifting buoyancy box 1703 and the components on the lifting glue plate 1706 can be quickly lifted, and the cleaning process of the lifting glue plate 1406 can be conveniently and quickly carried out along the lifting arc 1706;

Meanwhile, through the mutual matching among the installation top sheet 1711, the splicing threaded rod 1712 and the limiting nut 1714, the number of the increase and decrease counterweight clamping blocks 1713 can be rapidly increased and decreased, and then the overall quality of each component on the lifting arc block 1703 is adjusted, so that the lifting arc block 1703 can obtain enough gravity in different water bodies to normally descend, and the environmental adaptability of the sinking and floating circulation cleaning mechanism 17 is effectively improved.

The working principle and the using flow of the invention are as follows: in the actual application process, in the normal use process of the propeller hanger 14, the kinetic energy of the engine 12 is transmitted to the transmission top box 1401 through the transmission shaft 13, then the transmission top box 1401 drives the driving blades 1404 to rotate through the cooperation between transmission components in the transmission middle pipe 1402 and the driving bottom box 1403, and further the driving blades 1404 are used for pushing the ship, and meanwhile the swinging direction of the rudder plate 1406 is adjusted through the control frame 1405;

In the continuous running process of the paddle hanging machine 14, auxiliary heat dissipation needs to be carried out on the engine 12 and other related heating components, two collection bottom boxes 1502 are installed on two sides of a driving bottom box 1403 through a mounting side frame 1501, flowing water flows are collected through the collection bottom boxes 1502 in the running process along with a ship, a water inlet of the collection bottom boxes 1502 is primarily intercepted through an arc interception net 1503 so as to prevent large particle impurities from directly entering the interior of the collection bottom boxes 1502, water flows in the interior of the collection bottom boxes 1502 are guided into the interior of a unidirectional filtration round box 1505 through a diversion bottom pipe 1504, the arc sealing bottom plate 1512 is jacked up upwards through water flows which flow into the bottom of the unidirectional filtration round box 1505, the arc sealing bottom plate 1512 is enabled to drive a sealing top ring 1511 to ascend and slide to the side of a liquid discharging side groove 1508 against the elasticity of a sealing spring 1513, so that sealing of the side surface of the liquid discharging side groove 1508 is realized, a filter fine net 1507 is installed on the top of the unidirectional filtration round box 1507 through a limiting mounting ring 1506, dirt in the water flows when the water flows pass through the filter fine net 1507 from bottom to top, and the cleanliness of circulating water flows is further improved;

In the process that the filtered water flow continuously flows upwards along the top of the unidirectional filtration round box 1505, the water flow at the top of the unidirectional filtration round box 1505 can be assisted to continuously transport upwards along the diversion side pipe 1515 by the auxiliary circulating pump 1514, the water flow is led into the inside of the processing middle box 1516 by the diversion side pipe 1515, fine dirt in the circulating water flow is filtered for three times by the filter screen box 1518 in the process that the circulating water flow continuously rises along the processing middle box 1516, the cleanliness of the circulating water flow is greatly improved, and the pollution condition at the bottom of the processing middle box 1516 can be observed by observing the bottom groove 1517, so that the inside of the processing middle box 1516 can be cleaned in time;

The filtered cooling water flow is led into the inside of the split top box 1519 from the top of the processing middle box 1516 through a pipeline, a corresponding number of liquid inlet top pipes 1521 and the split valves 1520 are connected with each other according to the need, the mutual communication between the split top box 1519 and the inner cavity of the liquid inlet top pipe 1521 is realized by opening the split valves 1520, the low-temperature cooling water is led into the inside of the circulating cooling plate 1522 through the liquid inlet top pipes 1521, the heat in heating components such as the engine 12 is absorbed and transported in the process that the low-temperature cooling water flows through the inside of the circulating cooling plate 1522, the engine 12 is rapidly cooled through the continuous flow of the cooling water, meanwhile, the cooling water after absorbing heat is led out of the circulating cooling plate 1522 through the liquid outlet bottom pipes 1523, the cooling water inside the liquid outlet bottom pipes 1523 is led into the inside of the reflux hoses 1525 together through the connecting bottom boxes 1524, the cooling water after absorbing heat is led into the inside of the injection risers 1526 through the reflux hoses 1525, the cooling water inside of the injection risers 1527 is injected out through the injection risers 1527, the installation clamp plates 1528 can fix the low-temperature cooling water into the transmission pipes 1526, the side covers 1529 can be installed on the side surfaces of the transmission pipes 1526, the transmission side surfaces can be rotated, and the transmission side covers can be continuously rotated through the injection risers 1527, and the transmission side covers can be conveniently rotated through the transmission side covers 1529, and the transmission side surfaces can be conveniently and rotated, and the transmission side covers can be conveniently and conveniently rotated, and the transmission can be conveniently by rotating by the transmission through the transmission side through transmission and can reach the transmission conditions by side through side 9 and can be conveniently and further conveniently rotated;

when the transmission middle pipe 1402 needs to be washed through the jet vertical pipe 1526, the pressure of cooling water in the pipeline is increased through the auxiliary circulating pump 1514, so that the cooling water after heat absorption can be sprayed to the periphery of the transmission middle pipe 1402 at a high speed through the jet fine holes 1527, the dirt outside the transmission middle pipe 1402 is washed, meanwhile, after the auxiliary circulating pump 1514 is reversed, the cooling water in the flow guiding side pipe 1515 can be reversely introduced into the unidirectional filtering round box 1505, at the moment, the arc-shaped sealing bottom plate 1512 is driven by the sealing spring 1513 to directly seal the bottom of the unidirectional filtering round box 1505, and then the filter screen box 1518 can be backwashed through the reversely flowing cooling water, and after the pressure in the unidirectional filtering round box 1505 is increased, the sealing arc-shaped film 1509 is turned outwards, the unidirectional filtering round box 1505 is communicated with the outside through the liquid discharging side groove 1508, and the cooling water carrying the dirt is discharged out of the unidirectional filtering round box 1505 through the liquid discharging side groove 1508, so that the backwashing of the unidirectional filtering round box 1505 is realized;

During the continuous rotation of the driving blade 1404 and the forward movement of the ship, it is necessary to prevent the fish and other large-sized foreign matters in the water flow from being directly involved in the driving blade 1404, the installation center shaft 1602 and the collection front box 1603 and the components connected thereto are installed to the front end of the driving bottom box 1403 by the connection tail plate 1601, during the continuous forward movement of the collection front box 1603 along with the driving bottom box 1403, the external water flow is guided into the guide inner pipe 1604 by the collection front box 1603, and the impurities at the front end of the collection front box 1603 are intercepted and protected by the semicircular screen 1618, after the external water flow enters the guide inner pipe 1604, the sealing middle plate 1608 overcomes the elasticity of the adjusting spring 1607 and separates from the sealing side plate 1605 by the pressure of the water flow, after the water flow passes through the sealing side plate 1605, the water flow is guided into the gap between the collection front box 1603 and the guide inner pipe 1604 by the connection end groove 1606, then, the water flow at the gap is led into the guide outer ring 1610 through the liquid discharge outer groove 1609, and is led into the support conduit 1611 through the guide outer ring 1610, along with the continuous increase of the water body in the support conduit 1611, the support conduit 1611 is gradually unfolded outwards, and the constraint line 1615 is driven to synchronously extend in the process of stretching the support conduit 1611, and further, the rolling outer roller 1614 is driven to rotate through the constraint line 1615, and the scroll spring 1613 is driven to roll in the process of rotating the rolling outer roller 1614, so that the rolling state can be restored after the water body in the support conduit 1611 is reduced, and the protective flexible net 1612 is driven to synchronously stretch while the support conduit 1611 and the protective flexible net 1612 jointly form a conical protection structure, so that the front end of the driving blade 1404 is protected;

When the water flow entering from the front end of the collection front box 1603 cannot prop up the support conduit 1611, the auxiliary circulating pump 1514 is started and the communication valve 1617 is opened, so that the water flow in the jet standpipe 1526 can be directly led into the collection front box 1603 through the water guiding tail pipe 1616, the support conduit 1611 is filled and propped up by the water flow led in through the water guiding tail pipe 1616, and the water body of the water flow can be discharged into the support conduit 1611 through the water drainage pores on the side surface of the support conduit 1611, so that the stability of the pressure in the support conduit 1611 is ensured;

When the rudder plate 1406 is required to be cleaned after the paddle hanging machine 14 is used for a long time, the limiting electromagnet 1702 is arranged on the top of the rudder plate 1406 through the circular top plate 1701, when the lifting arc block 1703 is required to be controlled to slide downwards along the outer side of the control frame 1405, the limiting electromagnet 1702 is turned off to be mutually separated from the limiting rectangular block 1704, meanwhile, the telescopic cross rod 1708 in the lifting buoyancy box 1706 is contracted, the sealing slide plate 1709 is driven to slide towards the inside of the lifting buoyancy box 1706 through the contraction of the telescopic cross rod 1708, external water flows through the protective end net 1707 and enter the inside of the lifting buoyancy box 1706, so that the integral buoyancy of each structure connected to the lifting arc block 1703 is lowered, the lifting arc block 1703 drives the lifting buoyancy box 1706 and the cleaning rubber plate 1710 to synchronously move downwards along the outer side of the control frame 1405 under the action of gravity, and the cleaning rubber plate 1710 can be scraped and cleaned on the outer side of the rudder plate 1406 through the cleaning rubber plate 1710 in the process of sliding along the outer side of the rudder plate 1406, and further cleaning of the rudder plate 1406 is realized;

When the integral weight of the lifting arc block 1703 and the like needs to be adjusted, the splicing threaded rod 1712 is fixed to the bottom of the lifting arc block 1703 through the mounting top piece 1711, the number of the counterweight clamping blocks 1713 is increased or decreased according to the integral weight requirement of the lifting arc block 1703, the counterweight clamping blocks 1713 are limited and fixed through the limiting nuts 1714, and meanwhile the lifting arc block 1703 is limited through the limiting guide blocks 1715, so that the phenomenon that the lifting arc block 1703 shifts downwards in the process is effectively prevented.

The above embodiments are only illustrative of the preferred embodiments of the present invention and are not intended to limit the scope of the present invention, and various modifications and improvements made by those skilled in the art to the technical solutions of the present invention should fall within the protection scope defined by the claims of the present invention without departing from the design spirit of the present invention.

Claims

1. A marine power system, characterized by: comprises a marine gearbox, an engine (12), a transmission shaft (13) and a propeller hanger (14);

the marine gearbox comprises a marine universal output head and a transmission gearbox (11);

The marine universal output head includes:

An upper housing (1), wherein a rotatable output shaft (2) is arranged in the upper housing (1);

the middle shell (3) is variable in height model, and a rotatable middle shaft (4) is arranged in the middle shell (3);

A gear set (5), the gear set (5) being located in the upper housing (1), the gear set (5) comprising a first conical gear (501) and a second conical gear (502), the first conical gear (501) and the second conical gear (502) being intermeshed together; the first bevel gear (501) is mounted on the output shaft (2), and the second bevel gear (502) is mounted on the intermediate shaft (4);

The connecting flange (6), the lower end of the upper shell (1) is fixed with the connecting flange (6), a plurality of connecting holes (601) are formed in the connecting flange (6) along the circumferential direction, a plurality of mounting holes (301) are formed in the top of the middle shell (3) along the circumferential direction, and the connecting holes (601) are connected with the corresponding mounting holes (301) through bolts;

The output shaft (2) is rotationally connected in an output shaft sleeve (8) through a first bearing assembly (7), and the output shaft sleeve (8) is connected at the upper end of the upper shell (1) through a bolt;

The paddle hanging machine (14) consists of a transmission top box (1401), a transmission middle pipe (1402), a driving bottom box (1403), driving paddles (1404), a control frame (1405) and a rudder plate (1406);

The transmission top box (1401) is connected with the tail end of the transmission shaft (13), a transmission middle pipe (1402) is fixedly arranged in the middle of the bottom end of the transmission top box (1401), a driving bottom box (1403) is fixedly arranged at the bottom end of the transmission middle pipe (1402), a driving blade (1404) is rotatably arranged in the middle of one side of the driving bottom box (1403) through a rotating shaft, a control frame (1405) is fixedly arranged at the tail part of one end of the transmission top box (1401), and a rudder plate (1406) is arranged at the bottom of the control frame (1405) corresponding to the position of the end part of the driving blade (1404);

The outside of the driving bottom box (1403) is provided with a circulating cooling and cleaning mechanism (15) which is used for collecting and guiding water flow around the ship in the running process of the ship so as to continuously guide low-temperature water flow into the periphery of the engine (12) for circulation and continuously cool the engine (12) in the low-temperature water flow circulation process so as to ensure continuous and stable operation of the power system;

the circulating cooling cleaning mechanism (15) comprises a mounting side frame (1501);

The middle parts of two sides of the driving bottom box (1403) are fixedly connected with mounting side frames (1501), the middle parts of the side surfaces of the mounting side frames (1501) are fixedly connected with collecting bottom boxes (1502), arc-shaped interception nets (1503) are fixedly arranged at the front ends of the collecting bottom boxes (1502), flow guiding bottom pipes (1504) are fixedly arranged at the middle parts of the top ends of the collecting bottom boxes (1502), and unidirectional filtering round boxes (1505) are fixedly connected at the positions, corresponding to one sides of the transmission middle pipes (1402), of the top ends of the flow guiding bottom pipes (1504);

The middle part of the inner side of the unidirectional filtering round box (1505) is fixedly connected with a limit mounting ring (1506), a filtering fine net (1507) is clamped at the position of the inner side of the unidirectional filtering round box (1505) corresponding to the top end of the limit mounting ring (1506), liquid discharge side grooves (1508) are uniformly formed in the position of the side surface of the unidirectional filtering round box (1505) corresponding to the bottom surface of the limit mounting ring (1506) at equal intervals along the circumferential direction, and sealing arc films (1509) are adhered at the position of the outer side of the unidirectional filtering round box (1505) corresponding to the outer side of the liquid discharge side grooves (1508) in a staggered manner along the circumferential direction;

the inner side bottom of the unidirectional filtering round box (1505) is fixedly connected with a mounting underframe (1510), the middle part of the top end of the mounting underframe (1510) is fixedly connected with a sealing top ring (1511) through a sliding column, the bottom end of the sliding column at the bottom of the sealing top ring (1511) is fixedly connected with an arc-shaped sealing bottom plate (1512) corresponding to the bottom position of the mounting underframe (1510), the outer side of the sliding column at the bottom of the sealing top ring (1511) is sleeved with a sealing spring (1513) corresponding to the top position of the arc-shaped sealing bottom plate (1512), and the top end of the sealing spring (1513) is tightly attached to the bottom surface of the mounting underframe (1510);

The middle part of the top end of the unidirectional filtering round box (1505) is fixedly connected with an auxiliary circulating pump (1514) through a pipeline, the auxiliary circulating pump (1514) is powered by an external power supply, the middle part of the top end of the auxiliary circulating pump (1514) is fixedly connected with a diversion side pipe (1515), the tail end of the diversion side pipe (1515) is fixedly connected with a middle treatment box (1516) corresponding to the middle part of the other end of the transmission top box (1401), an observation bottom groove (1517) is formed in the middle of one side of the middle treatment box (1516), and a filter screen box (1518) is embedded and installed in the middle of the inner side of the middle treatment box (1516);

The top of one side of the middle treatment box (1516) is fixedly connected with a split top box (1519) through a pipeline, the front side and the middle parts of two sides of the split top box (1519) are fixedly connected with split valves (1520) through pipelines, one end of each split valve (1520) positioned on the front side of the split top box (1519) is fixedly connected with a liquid inlet pipe (1521) through a connecting pipe, the tail end of each liquid inlet pipe (1521) is fixedly connected with a circulating cooling plate (1522), one end middle part of each liquid inlet pipe (1521) is fixedly connected with a liquid outlet bottom pipe (1523) corresponding to the bottom position of each liquid inlet pipe (1521), and the tail end of each liquid outlet bottom pipe (1523) is fixedly provided with a connecting bottom box (1524) corresponding to the middle part of the bottom surface of the split top box (1519);

A reflux hose (1525) is fixedly arranged in the middle of the bottom surface of the connecting bottom box (1524), an injection standpipe (1526) is arranged at the tail end of the reflux hose (1525) corresponding to the middle position of one side of the transmission middle pipe (1402), injection pores (1527) are uniformly formed in the outer side of the injection standpipe (1526) in a penetrating manner along the circumferential direction, mounting clamping plates (1528) are fixedly connected to the top and the bottom of the outer side of the injection standpipe (1526), jet standpipe (1526) outside corresponds installation cardboard (1528) top position department and rotates and cup joints diversion cover (1529), diversion cover (1529) one side middle part has run through and has seted up diversion vertical notch (1530), diversion cover (1529) top outside has evenly seted up rotation vertical groove (1531) along circumferencial direction equidistance.

2. A marine power system as claimed in claim 1, wherein: the first bearing assembly (7) comprises two bearings (701), wherein inner rings of the two bearings (701) are in sleeved fit with the output shaft (2), and outer rings of the two bearings (701) are in nested fit with the output shaft sleeve (8); a collar (702) is arranged between the two bearings (701), the collar (702) is connected to the output shaft (2), inner rings of the two bearings (701) are propped against the collar (702), an outer ring of the bearing (701) positioned above is propped against an upper gland (703), the upper gland (703) is connected to the upper end of the output shaft sleeve (8) through a bolt, an outer ring of the bearing (701) positioned below is propped against a lower gland (704), and the lower gland (704) is connected to the lower end of the output shaft sleeve (8) through a bolt;

The rotary joint of the upper gland (703) and the output shaft (2) is provided with a first oil seal ring (705).

3. A marine power system as claimed in claim 2, wherein: the two bearings (701) are tapered roller bearings, and the two tapered roller bearings are arranged face to face;

The middle shaft (4) is rotatably connected in a middle shaft sleeve (10) through a second bearing assembly (9), and the middle shaft sleeve (10) is connected to the upper end of the upper shell (1) through a bolt.

4. A marine power system as claimed in claim 3, wherein: the structure of the second bearing assembly (9) is the same as that of the first bearing assembly (7);

the upper shell (1) is in an elbow shape, the upper shell (1) comprises an inclined section (101) and a vertical section (102), and the connecting flange (6) is fixed at the lower end of the vertical section (102).

5. The marine power system according to claim 4, wherein the sealing arc films (1509) are elastically deformable, and two adjacent sealing arc films (1509) are staggered, the outer side of the sealing top ring (1511) is tightly and slidably attached to the inner part of the unidirectional filtering round box (1505), the unidirectional filtering round box (1505) is higher than the liquid draining side groove (1508), and the outer arc surface of the arc sealing bottom plate (1512) is tightly attached to the bottom arc surface of the unidirectional filtering round box (1505);

The shape and the size of the liquid inlet jacking pipe (1521) can be changed according to the needs, the lengths and the arrangement modes of the liquid inlet jacking pipe (1521) and the liquid outlet bottom pipe (1523) can be changed according to the needs, the reflux hose (1525) can be freely stretched and contracted, connecting ports are formed in the front face and the middle parts of the two sides of the connecting bottom box (1524), and the inner wall of the diversion rotating cover (1529) is tightly and slidably attached to the outer side of the jet standpipe (1526).

6. The marine power system according to claim 5, wherein the other end of the driving bottom box (1403) is provided with a front end flexible protection interception mechanism (16), and an auxiliary protection structure is arranged at the front end of the driving bottom box (1403) to prevent fish and sundries from being wound from the front end of the driving bottom box (1403) in the process of continuously rotating the driving blade (1404), so that the safety of the driving blade (1404) in the running process is improved;

The front end flexible protection interception mechanism (16) comprises a connection tail (1601);

The novel intelligent collecting device is characterized in that a connecting tail plate (1601) is embedded in the middle of the other end of the driving bottom box (1403), a mounting center shaft (1602) is fixedly connected to the middle of one side surface of the connecting tail plate (1601), a collecting front box (1603) is fixedly connected to the middle of one end of the mounting center shaft (1602), a diversion inner pipe (1604) is fixedly arranged in the middle of the inner side of the collecting front box (1603), a sealing side plate (1605) is fixedly arranged in the middle of the inner side of the diversion inner pipe (1604), connecting end grooves (1606) are uniformly formed in the tail of the collecting front box (1603) at equal intervals along the circumferential direction, an adjusting spring (1607) is fixedly connected to the middle of the inner side surface of the diversion inner pipe (1604), and a sealing middle plate (1608) is fixedly connected to the tail end of the adjusting spring (1607) at the middle of one side of the middle of the sealing side plate (1605);

The device is characterized in that liquid discharge outer grooves (1609) are formed in one end of the outer side of the collecting front box (1603) at equal intervals along the circumferential direction, a diversion outer ring (1610) is sleeved at the position of one end of the collecting front box (1603) corresponding to the outer side of the liquid discharge outer groove (1609), supporting guide pipes (1611) are uniformly and fixedly connected to the outer side of the diversion outer ring (1610) along the circumferential direction at equal intervals, a protective flexible net (1612) is adhered to a gap between the supporting guide pipes (1611), a spiral spring (1613) is sleeved at the middle of the outer side of the mounting center shaft (1602), a rolling outer roller (1614) is fixedly connected to the position between the outer side of the spiral spring (1613) and the collecting front box (1603) correspondingly, a constraint line (1615) is fixedly connected to the middle of the tail end of the supporting guide pipe (1611), and a semicircular net cover (1618) is fixedly connected to the front end edge of the collecting front box (1603).

The middle part of the tail end of the collecting front box (1603) is fixedly connected with a water guiding tail pipe (1616), a communication valve (1617) is fixedly connected to the middle part of the tail end of the water guiding tail pipe (1616) corresponding to the bottom end of the injection vertical pipe (1526), and the top end of the communication valve (1617) is communicated with the bottom end of the injection vertical pipe (1526) through a pipeline;

The front end of the diversion inner pipe (1604) is provided with a bell mouth, the end parts of the bell mouth are mutually flush with the port of the collection front box (1603), the end face size of the sealing middle plate (1608) is larger than the middle slot hole size of the sealing side plate (1605), and the sealing middle plate (1608) is mutually matched with the sealing side plate (1605);

The inner cavity of the support conduit (1611) is communicated with the inner cavity of the diversion outer ring (1610), the tail end of the constraint line (1615) is fixedly connected with the middle part of the outer side of the winding outer roller (1614), drainage fine holes are uniformly formed in the middle part of the side surface of the support conduit (1611), the mesh size of the semicircular mesh enclosure (1618) is smaller than the size of the drainage fine holes, and the length of the support conduit (1611) is smaller than the distance from the diversion outer ring (1610) to the driving blade (1404).

7. The marine power system according to claim 6, wherein a sink-float circulation cleaning mechanism (17) is arranged outside the control frame (1405), and the buoyancy of the sink-float circulation cleaning mechanism (17) is controlled to enable the sink-float circulation cleaning mechanism to freely lift and lower outside the rudder plate (1406) and clean the outside of the rudder plate (1406) in the lifting process;

The sinking and floating circulation cleaning mechanism (17) comprises a circular top plate (1701);

A circular top plate (1701) is fixedly connected to the position, corresponding to the top of the rudder plate (1406), of the outer side of the control frame (1405), limiting electromagnets (1702) are embedded and installed in the middle of the two sides of the circular top plate (1701), lifting arc blocks (1703) are sleeved at the positions, corresponding to the bottom of the circular top plate (1701), of the outer side of the control frame (1405) in a sliding mode, limiting rectangular blocks (1704) are embedded and installed at the positions, corresponding to the bottom of the limiting electromagnets (1702), of the two sides of the lifting arc blocks (1703), and guiding middle grooves (1705) are formed in the positions, corresponding to the top of the rudder plate (1406), of one side of the limiting rectangular blocks (1704) in a penetrating mode;

Lifting buoyancy boxes (1706) are fixedly connected to two side positions of the limiting rectangular block (1704) corresponding to the guiding middle groove (1705), protective end nets (1707) are embedded and installed at end openings of the lifting buoyancy boxes (1706), telescopic cross rods (1708) are fixedly connected to the middle of one end of the lifting buoyancy boxes (1706), sealing sliding plates (1709) are fixedly connected to the middle of one end of each telescopic cross rod (1708), and cleaning rubber plates (1710) are fixedly installed at side positions of the bottom of one side of the lifting buoyancy boxes (1706) corresponding to rudder plates (1406);

The bottom surface of the limiting rectangular block (1704) is fixedly connected with an installation top sheet (1711) corresponding to the positions of two sides of the rudder plate (1406), the middles of two ends of the bottom surface of the installation top sheet (1711) are fixedly connected with splicing threaded rods (1712), counterweight clamping blocks (1713) are clamped at the positions of the outer sides of the splicing threaded rods (1712) corresponding to the bottoms of the installation top sheets (1711), limiting nuts (1714) are sleeved at the positions of the outer sides of the splicing threaded rods (1712) corresponding to the bottoms of the counterweight clamping blocks (1713) through threads, and limiting guide blocks (1715) are fixedly connected at the positions of one side of the bottom surface of the limiting rectangular block (1704) corresponding to the installation top sheet (1711);

The positions of the limit rectangular blocks (1704) and the limit electromagnet (1702) are mutually corresponding, the limit electromagnet (1702) and the limit rectangular blocks (1704) are mutually attracted, the guide middle groove (1705) and the rudder plate (1406) are mutually corresponding, the thickness of the rudder plate (1406) is smaller than the width of the guide middle groove (1705), and the outer side of the sealing slide plate (1709) is tightly and slidably attached to the inner wall of the lifting buoyancy box (1706);

the side edge of the cleaning rubber plate (1710) is tightly and slidably attached to the side face of the rudder plate (1406), and the bottom of the limit guide block (1715) is tightly and slidably attached to the side face of the rudder plate (1406) when the limit rectangular block (1704) is located at the highest point.