CN110345205B - Multi-output marine gearbox - Google Patents
Multi-output marine gearbox Download PDFInfo
- Publication number
- CN110345205B CN110345205B CN201910624672.2A CN201910624672A CN110345205B CN 110345205 B CN110345205 B CN 110345205B CN 201910624672 A CN201910624672 A CN 201910624672A CN 110345205 B CN110345205 B CN 110345205B
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- reversing
- friction plate
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- driving gear
- output
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- 230000008878 coupling Effects 0.000 claims abstract description 24
- 238000010168 coupling process Methods 0.000 claims abstract description 24
- 238000005859 coupling reaction Methods 0.000 claims abstract description 24
- 230000005540 biological transmission Effects 0.000 claims description 39
- 230000005611 electricity Effects 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000008901 benefit Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H23/00—Transmitting power from propulsion power plant to propulsive elements
- B63H23/02—Transmitting power from propulsion power plant to propulsive elements with mechanical gearing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
- F16D25/00—Fluid-actuated clutches
- F16D25/06—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch
- F16D25/062—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces
- F16D25/063—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially
- F16D25/0635—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs
- F16D25/0638—Fluid-actuated clutches in which the fluid actuates a piston incorporated in, i.e. rotating with the clutch the clutch having friction surfaces with clutch members exclusively moving axially with flat friction surfaces, e.g. discs with more than two discs, e.g. multiple lamellae
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H3/00—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion
- F16H3/02—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion
- F16H3/08—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts
- F16H3/087—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears
- F16H3/093—Toothed gearings for conveying rotary motion with variable gear ratio or for reversing rotary motion without gears having orbital motion exclusively or essentially with continuously meshing gears, that can be disengaged from their shafts characterised by the disposition of the gears with two or more countershafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H61/00—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing
- F16H61/02—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used
- F16H61/0262—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic
- F16H61/0265—Control functions within control units of change-speed- or reversing-gearings for conveying rotary motion ; Control of exclusively fluid gearing, friction gearing, gearings with endless flexible members or other particular types of gearing characterised by the signals used the signals being hydraulic for gearshift control, e.g. control functions for performing shifting or generation of shift signals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16H—GEARING
- F16H57/00—General details of gearing
- F16H57/02—Gearboxes; Mounting gearing therein
- F16H2057/02039—Gearboxes for particular applications
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Ocean & Marine Engineering (AREA)
- Structure Of Transmissions (AREA)
Abstract
The invention discloses a multi-output marine gearbox, which mainly comprises a box body bracket and a box body, wherein a left control valve, an upper output control valve and a right control valve are arranged on the box body fixed on the box body bracket, an input coupling driven by a diesel engine is connected with a flywheel of the diesel engine, and a working instruction is issued by the left control valve, the upper output control valve and the right control valve to control left and right outputs and upper three outputs of the gearbox, so that various working conditions are completed. The beneficial effects of the invention are as follows: only one diesel engine is used as a power source, and a gear box is used as a plurality of outputs, so that the whole ship power system is light in weight and low in oil consumption, and the navigational speed under the same power is improved; the hydraulic basic principle is utilized for design, so that the hydraulic control system is convenient, flexible, safe and reliable to operate; the working requirements which can be achieved by three diesel engines originally are met, when the upper output connection is a motor, the diesel engine for one generator can be reduced, the space of a cabin is reduced, and the manufacturing cost is reduced.
Description
Technical Field
The invention relates to the field of marine gearboxes, in particular to a multi-output marine gearbox.
Background
The marine gearbox in the prior art can only output one set of power generally, so that a plurality of power sources are required to be arranged, the whole marine power system is huge, the quality is high, the production cost is high, the whole energy utilization rate is low, and the economic benefit is poor.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a multi-output marine gearbox.
The invention aims at being completed by the following technical scheme: the multi-output marine gearbox mainly comprises a box body bracket and a box body, wherein a left control valve, an upper output control valve and a right control valve are arranged on the box body fixed on the box body bracket;
the left forward driving gear is fixedly arranged on a left forward axle, a left forward driving gear is sleeved above the left forward axle, and the left forward driving gear of the empty sleeve is meshed with a left output gear fixedly arranged on a left output shaft; the left-hand outer friction plate and the left-hand inner friction plate form a left-hand clutch;
the left reversing driving gear and the left forward driving gear are both meshed with the left output gear, the left forward driving gear is meshed with the left reversing driving gear, a left reversing piston, a left reversing outer friction plate, a left reversing inner friction plate and a left reversing return spring are arranged in the left reversing driving gear, the left reversing inner friction plate is connected with one end of the left reversing driving gear, the left reversing driving gear is fixedly arranged on a left reversing axle, the left reversing driving gear is sleeved above the left reversing axle, and the left reversing driving gear sleeved above the left reversing axle is meshed with the left output gear fixedly arranged on the left output shaft; the left reversing clutch is formed by the left reversing outer friction plate and the left reversing inner friction plate;
the input C driving gear is meshed with the right transmission gear, the right transmission gear is meshed with the right forward driving gear, the right forward driving gear is meshed with the right reverse driving gear, a right forward piston, a right forward external friction plate, a right forward internal friction plate and a right forward return spring are arranged in the right forward driving gear, the right forward internal friction plate is connected with one end of the right forward driving gear, the right forward driving gear is fixedly arranged on a right forward axle, the right forward driving gear is sleeved on the right forward axle in an empty mode, the right forward driving gear is meshed with the right output gear, the right output gear is fixedly arranged on a right output shaft, and a right output coupling is arranged on the end face of the right output shaft; the right-hand outer friction plate and the right-hand inner friction plate form a right-hand clutch;
the right reversing piston, the right reversing outer friction plate, the right reversing inner friction plate and the right reversing return spring are arranged in the right reversing transmission gear, the right reversing inner friction plate is connected with one end of the right reversing driving gear, the right forward driving gear and the right reversing driving gear are meshed with the right output gear, the right output gear is fixedly arranged on the right output shaft, and the right output shaft is fixedly provided with a right output coupling at the end face of the right output shaft; the right reversing clutch is formed by the right reversing outer friction plate and the right reversing inner friction plate;
an input E driving gear fixedly arranged on an input shaft is meshed with an upper F transmission gear, the upper F transmission gear is fixedly arranged on an intermediate shaft A, the upper F transmission gear is meshed with an upper G transmission gear, the upper G transmission gear is fixedly arranged on an intermediate shaft B, the upper driving gear is meshed with an upper G transmission gear, an upper driving gear and an upper clutch shell are sleeved above an upper output shaft, an upper piston, an upper clutch outer friction plate, an upper clutch inner friction plate and an upper return spring are arranged in the upper clutch shell, the upper clutch outer friction plate is connected with the end face of the upper driving gear, and an upper output coupling is fixedly arranged on the end face of the upper output shaft; the outer friction plate of the upper clutch and the inner friction plate of the upper clutch form an upper clutch;
the left control valve, the upper output control valve and the right control valve are used for sending working instructions to control the left output, the right output and the upper output of the gear box, so that various working conditions are completed, and when the control valves are not combined with instructions, all clutches are in a disengaged state.
Further, the input shaft is supported on the box body by a bearing N and a bearing E, the left-hand shaft is supported on the box body by a bearing L and a bearing G, the left-hand shaft is supported on the box body by a bearing K and a bearing H, the intermediate shaft A is supported on the box body by a bearing C and a bearing D, the intermediate shaft B is supported on the box body by a bearing O and a bearing B, and the upper output shaft is supported on the box body by a bearing P and a bearing A;
when the working instruction of the left control valve is in a forward parking space, the left oil pump conveys the gear box working oil to the left forward piston, and the left forward piston moves to compress the left forward outer friction plate and the left forward inner friction plate, namely, the left forward clutch is combined, at the moment, the left forward driving gear connected with the end surface of the left forward inner friction plate rotates to drive the left output gear to operate together, so that the gear box forward working condition work is realized;
when the parking space is reversed at the working instruction position of the left control valve, the left oil pump conveys the working oil of the gear box to the left reversing piston, the left reversing piston moves to compress the left reversing outer friction plate and the left reversing inner friction plate, namely the left reversing clutch is combined, at the moment, the left reversing driving gear connected with the end surface of the left reversing inner friction plate rotates to drive the left output gear to operate together, and the reversing working condition of the gear box is realized;
when the working instruction of the right control valve is in a forward parking space, the right oil pump conveys the gear box working oil to the right forward piston, and the right forward piston moves to compress the right forward outer friction plate and the right forward inner friction plate, namely, the right forward clutch is combined, at the moment, the right forward driving gear connected with the end surface of the right forward inner friction plate rotates to drive the right output gear and the right output shaft to operate together, so that the gear box forward working condition work is realized;
when the parking space is reversed at the working instruction position of the right control valve, the right oil pump conveys the working oil of the gear box to the right reversing piston, the right reversing piston moves to compress the right reversing outer friction plate and the right reversing inner friction plate, namely the right reversing clutch is combined, at the moment, the right reversing driving gear connected with the end face of the right reversing inner friction plate rotates to drive the right output gear and the right output shaft to operate together, and the reversing working condition of the gear box is realized;
when the upper output control valve is combined at the working instruction position of the clutch, the upper piston moves to press the outer friction plate of the upper clutch and the inner friction plate of the upper clutch, namely the upper clutch is combined, at the moment, the upper driving gear connected with the end face of the inner friction plate of the upper clutch rotates to drive the upper output shaft and the upper output shaft coupling to operate together, so that the upper output working condition of the gear box is realized;
when the upper output coupling is connected with the motor and the upper clutch is combined, the diesel engine drives the motor to generate electricity.
The beneficial effects of the invention are as follows: only one diesel engine is used as a power source, and a gear box is used as a plurality of outputs, so that the whole ship power system is light in weight and low in oil consumption, and the navigational speed of the high-speed boat under the same power is improved; the hydraulic basic principle is utilized for design and combination, so that the operation is convenient, flexible, safe and reliable; the working requirements which can be achieved by three diesel engines originally are met, when the upper output connection is a motor, the diesel engine for one generator can be reduced, the requirements of various yachts on the weight of the unit are greatly met, the space of a cabin is reduced, and the manufacturing cost is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a cross-sectional view A-A of fig. 1.
Fig. 3 is a sectional view of B-B in fig. 1.
Reference numerals illustrate: gearbox bracket 1, box 2, left control valve 3, upper output control valve 4, right control valve 5, upper clutch housing 7, upper clutch inner friction plate 8, upper clutch outer friction plate 9, bearing a10, upper output coupling 11, upper output shaft 12, intermediate shaft B13, bearing B14, bearing C15, bearing D16, intermediate shaft a17, bearing E18, input C drive gear 19, left drive shaft D20, bearing F21, left drive gear 22, bearing G23, left forward piston 24, left forward outer friction plate 26, left forward inner friction plate 27, bearing H28, left reverse gear 29, bearing I30, left reverse piston 31, left reverse outer friction plate 32, left reverse inner friction plate 33, left output gear 34, bearing J35, left output shaft 36, left output coupling 37, left reverse drive gear 38, left reverse gear 39, left reverse return spring 40, bearing K41, left forward return spring 42, left forward shaft left-hand axle 43, bearing L44, left-hand drive gear 45, left-hand drive gear 46, bearing M47, input shaft 48, input coupling 49, bearing N50, input E drive gear 51, upper F drive gear 52, bearing O53, upper G drive gear 54, bearing P55, upper drive gear 56, upper return spring 57, upper piston 58, bearing Q59, right drive shaft 60, right drive gear 61, right-hand drive gear 62, right-hand drive shaft 63, bearing R64, bearing S65, right-hand drive gear 66, right output coupling 67, bearing T68, right output gear 69, right output shaft 70, right-hand outer friction plate 71, right-hand inner friction plate 72, bearing U73, right-hand return piston 74, right-hand return spring 75, right-hand axle 76, bearing V77, right-hand drive gear 78, right-hand outer friction plate 79, right-hand inner friction plate 80, bearing W81, right-hand drive gear 78, left-hand drive gear, A right-hand piston 82, a right-hand drive gear 83, a right oil pump 84, a right-hand return spring 85, a bearing X86, and a left oil pump 87.
Detailed Description
The invention will be described in detail below with reference to the attached drawings:
examples: as shown in the drawing, the multi-output marine gearbox mainly comprises a box bracket 1 and a box 2, wherein a left control valve 3, an upper output control valve 4 and a right control valve 5 are arranged on the box 2 fixed on the box bracket 1, an input coupling 49 driven by a diesel engine is connected with a flywheel of the diesel engine, the input coupling 49 of the gearbox is fixed on one end of an input shaft 48, an input C driving gear 19 and an input E driving gear 51 are fixedly arranged on the input shaft 48, the input C driving gear 19 is meshed with a left transmission gear 22, the left transmission gear 22 is meshed with a left following transmission gear 46, and the left following transmission gear 46 is meshed with a left reversing transmission gear 29;
the left forward driving gear 46 is internally provided with a left forward piston 24, a left forward outer friction plate 26, a left forward inner friction plate 27 and a left forward return spring 42, the left forward inner friction plate 27 is connected with one end of a left forward driving gear 45, the left forward driving gear 46 is fixedly arranged on a left forward axle 43, a left forward driving gear 45 is sleeved above the left forward axle 43, and the left forward driving gear 45 which is sleeved in an empty way is meshed with a left output gear 34 fixedly arranged on a left output shaft 36; the left-hand outer friction plate 26 and the left-hand inner friction plate 27 form a left-hand clutch;
the left reversing driving gear 38 and the left forward driving gear 45 are both meshed with the left output gear 34, the left forward driving gear 46 is meshed with the left reversing driving gear 29, a left reversing piston 31, a left reversing outer friction plate 32, a left reversing inner friction plate 33 and a left reversing return spring 40 are arranged in the left reversing driving gear 29, the left reversing inner friction plate 33 is connected with one end of the left reversing driving gear 38, the left reversing driving gear 29 is fixedly arranged on a left reversing axle 39, the left reversing driving gear 38 is sleeved above the left reversing axle 39, and the left reversing driving gear 38 sleeved above the left reversing axle 39 is meshed with the left output gear 34 fixedly arranged on the left output shaft 36; the left reversing outer friction plate 32 and the left reversing inner friction plate 33 form a left reversing clutch;
the input C driving gear 19 is meshed with the right transmission gear 61, the right transmission gear 61 is meshed with the right forward transmission gear 83, the right forward transmission gear 83 is meshed with the right reversing transmission gear 78, a right forward piston 82, a right forward outer friction plate 79, a right forward inner friction plate 80 and a right forward return spring 85 are arranged in the right forward transmission gear 83, the right forward inner friction plate 80 is connected with one end of the right forward driving gear 62, the right forward transmission gear 83 is fixedly arranged on the right forward axle 63, the right forward driving gear 62 is sleeved on the right forward axle 63 in an empty mode, the right forward driving gear 62 is meshed with the right output gear 69, the right output gear 69 is fixedly arranged on the right output shaft 70, and a right output coupling 67 is arranged on the end face of the right output shaft 70; the right-hand outer friction plate 79 and the right-hand inner friction plate 80 constitute a right-hand clutch;
the right reversing piston 74, the right reversing outer friction plate 71, the right reversing inner friction plate 72 and the right reversing return spring 75 are arranged in the right reversing transmission gear 78, the right reversing inner friction plate 72 is connected with one end of the right reversing driving gear 66, the right forward driving gear 62 and the right reversing driving gear 66 are meshed with the right output gear 69, the right output gear 69 is fixedly arranged on the right output shaft 70, and the right output coupling 67 is fixedly arranged on the end face of the right output shaft 70; the right reversing outer friction plate 71 and the right reversing inner friction plate 72 form a right reversing clutch;
an input E driving gear 51 fixedly arranged on an input shaft 48 is meshed with an upper F driving gear 52, the upper F driving gear 52 is fixedly arranged on an intermediate shaft A17, the upper F driving gear 52 is meshed with an upper G driving gear 54, the upper G driving gear 54 is fixedly arranged on an intermediate shaft B13, an upper driving gear 56 is meshed with the upper G driving gear 54, an upper driving gear 56 and an upper clutch shell 7 are sleeved above an upper output shaft 12, an upper piston 58, an upper clutch outer friction plate 9, an upper clutch inner friction plate 8 and an upper return spring 57 are arranged in the upper clutch shell 7, the upper clutch outer friction plate 9 is connected with the end face of the upper driving gear 56, and an upper output coupling 11 is fixedly arranged on the end face of the upper output shaft 12; the upper clutch outer friction plate 9 and the upper clutch inner friction plate 8 form an upper clutch;
the left control valve 3, the upper output control valve 4 and the right control valve 5 are used for sending working instructions to control the left output, the right output and the upper output of the gear box, so that various working conditions are completed, and when the control valves are not combined with instructions, all clutches are in a disengaged state.
Further, the input shaft 48 is supported by the housing 2 via a bearing N50 and a bearing E18, the left-hand axle 43 is supported by the housing 2 via a bearing L44 and a bearing G23, the left-hand axle 39 is supported by the housing 2 via a bearing K41 and a bearing H28, the intermediate shaft a17 is supported by the housing 2 via a bearing C15 and a bearing D16, the intermediate shaft B13 is supported by the housing 2 via a bearing O53 and a bearing B14, and the upper output shaft 12 is supported by the housing 2 via a bearing P55 and a bearing a 10;
when the working instruction of the left control valve 3 is forward of a parking space, the left oil pump 87 conveys gearbox working oil to the left forward piston 24, and the left forward piston 24 moves to compress the left forward outer friction plate 26 and the left forward inner friction plate 27, namely, the left forward clutch is combined, and at the moment, the left forward driving gear 45 connected with the end surface of the left forward inner friction plate 27 rotates to drive the left output gear 34 to operate together, so that the gearbox forward working condition is realized;
when the parking space is reversed at the working instruction position of the left control valve 3, the left oil pump 87 conveys the working oil of the gearbox to the left reversing piston 31, and the left reversing piston 31 moves to compress the left reversing outer friction plate 32 and the left reversing inner friction plate 33, namely the left reversing clutch is combined, at the moment, the left reversing driving gear 38 connected with the end surface of the left reversing inner friction plate 33 rotates to drive the left output gear 34 to operate together, so that the reversing working condition of the gearbox is realized;
when the working instruction of the right control valve 5 is forward of the parking space, the right oil pump 84 conveys the gear box working oil to the right forward piston 82, and the right forward piston 82 moves to compress the right forward outer friction plate 79 and the right forward inner friction plate 80, namely, the right forward clutch is combined, at the moment, the right forward driving gear 62 connected with the end surface of the right forward inner friction plate 80 rotates to drive the right output gear 69 and the right output shaft 70 to operate together, so that the gear box forward working condition work is realized;
when the parking space is reversed at the working instruction position of the right control valve 5, the right oil pump 84 conveys gearbox working oil to the right reversing piston 74, and the right reversing piston 74 moves to compress the right reversing outer friction plate 71 and the right reversing inner friction plate 72, namely, the right reversing clutch is combined, at the moment, the right reversing driving gear 66 connected with the end face of the right reversing inner friction plate 72 rotates to drive the right output gear 69 and the right output shaft 70 to operate together, so that the gearbox reversing working condition work is realized;
when the clutch is combined at the working instruction position of the upper output control valve 4, the upper piston 58 moves to press the outer friction plate 9 of the upper clutch and the inner friction plate 8 of the upper clutch, namely the upper clutch is combined, at the moment, the upper driving gear 56 connected with the end surface of the inner friction plate 8 of the upper clutch rotates to drive the upper output shaft 12 and the upper output coupling 11 to operate together, so that the upper output working condition work of the gear box is realized
When the upper output coupling 11 is connected with the motor and the upper clutch is combined, the diesel engine drives the motor to generate power, so that the diesel engine for one generator can be reduced, the unit cost is reduced, and the occupied cabin space is also reduced. In addition, the present invention is formally arranged in contrast to conventional marine unit arrangements. The method is characterized in that a gearbox is arranged in the advancing direction of the ship, a diesel engine is arranged at the stern, and transmission shafts of left and right propellers are connected with the propellers or an axial flow pump along the two sides of the diesel engine at the stern to advance the ship. The left, right and upper outputs of the gear box are controlled by the left control valve 3, the right control valve 5 and the upper output control valve 4 to complete various working conditions. In the upper output direction of the gear box, a centrifugal water-jet propeller can be arranged to drive the ship to move forward, or a generator is arranged to keep the cabin compact, so that the use of a diesel engine can be reduced, and the economic benefit is improved.
The invention takes a diesel engine as power, and outputs power to a marine power unit consisting of a centrifugal water jet propulsion pump or a generator, an axial flow pump or a propeller in a multi-output mode of a gear box; a plurality of hydraulic clutches are adopted to form a power unit of the marine gearbox according to the requirements of reversing and forward vehicles of the marine gearbox and the requirements of the marine generator; only one diesel engine is used as a power source, and a gear box is used as a plurality of outputs, so that the whole ship power system is light in weight, low in oil consumption and low in production cost, and the weight of one diesel engine is lighter than that of two diesel engines under the same power, so that the navigational speed of the high-speed boat under the same power is improved; meanwhile, the hydraulic basic principle is utilized for design and combination, so that the operation is convenient, flexible, safe and reliable; the engine has the advantages that the working requirements which can be achieved by three diesel engines originally are replaced by one diesel engine, when the upper output connection is a motor, the diesel engine for one generator can be reduced, the requirements of various yachts on the weight of the unit are greatly solved, the space of a cabin is reduced, and the manufacturing cost is reduced.
It should be understood that equivalents and modifications to the technical scheme and the inventive concept of the present invention should fall within the scope of the claims appended hereto.
Claims (2)
1. A multi-output marine gearbox, characterized in that: the intelligent control device comprises a box body support (1) and a box body (2), wherein a left control valve (3), an upper output control valve (4) and a right control valve (5) are arranged on the box body (2) fixed on the box body support (1), an input coupling (49) driven by a diesel engine is connected with a flywheel of the diesel engine, the input coupling (49) of a gear box is fixed on one end of an input shaft (48), an input C driving gear (19) and an input E driving gear (51) are fixedly arranged on the input shaft (48), the input C driving gear (19) is meshed with a left transmission gear (22), the left transmission gear (22) is meshed with a left following transmission gear (46), and the left following transmission gear (46) is meshed with a left reversing transmission gear (29);
a left forward piston (24), a left forward outer friction plate (26), a left forward inner friction plate (27) and a left forward return spring (42) are arranged in the left forward transmission gear (46), the left forward inner friction plate (27) is connected with one end of a left forward driving gear (45), the left forward transmission gear (46) is fixedly arranged on a left forward axle (43), the left forward driving gear (45) is sleeved above the left forward axle (43), and the left forward driving gear (45) of the empty sleeve is meshed with a left output gear (34) fixedly arranged on a left output shaft (36); the left-hand outer friction plate (26) and the left-hand inner friction plate (27) form a left-hand clutch;
the left reversing driving gear (38) and the left forward driving gear (45) are both meshed with the left output gear (34), the left forward driving gear (46) is meshed with the left reversing driving gear (29), a left reversing piston (31), a left reversing outer friction plate (32), a left reversing inner friction plate (33) and a left reversing return spring (40) are arranged in the left reversing driving gear (29), the left reversing inner friction plate (33) is connected with one end of the left reversing driving gear (38), the left reversing driving gear (29) is fixedly arranged on a left reversing axle (39), the left reversing driving gear (38) is sleeved on the left reversing axle (39), and the left reversing driving gear (38) sleeved on the left reversing axle (39) is meshed with the left output gear (34) fixedly arranged on the left output shaft (36); the left reversing clutch is formed by a left reversing outer friction plate (32) and a left reversing inner friction plate (33);
the input C driving gear (19) is meshed with the right transmission gear (61), the right transmission gear (61) is meshed with the right forward driving gear (83), the right forward driving gear (83) is meshed with the right reverse driving gear (78), a right forward piston (82), a right forward outer friction plate (79), a right forward inner friction plate (80) and a right forward return spring (85) are arranged in the right forward driving gear (83), the right forward inner friction plate (80) is connected with one end of the right forward driving gear (62), the right forward driving gear (83) is fixedly arranged on a right forward axle (63), the right forward driving gear (62) is sleeved on the right forward axle (63), the right forward driving gear (62) is meshed with the right output gear (69), the right output gear (69) is fixedly arranged on the right output shaft (70), and a right output coupling (67) is arranged on the end face of the right output shaft (70); the right-hand outer friction plate (79) and the right-hand inner friction plate (80) form a right-hand clutch;
a right reversing piston (74), a right reversing outer friction plate (71), a right reversing inner friction plate (72) and a right reversing return spring (75) are arranged in the right reversing transmission gear (78), the right reversing inner friction plate (72) is connected with one end of a right reversing driving gear (66), the right forward driving gear (62) and the right reversing driving gear (66) are meshed with a right output gear (69), the right output gear (69) is fixedly arranged on a right output shaft (70), and a right output coupling (67) is fixedly arranged on the end face of the right output shaft (70); the right reversing clutch is formed by a right reversing outer friction plate (71) and a right reversing inner friction plate (72);
an input E driving gear (51) fixedly arranged on an input shaft (48) is meshed with an upper F transmission gear (52), the upper F transmission gear (52) is fixedly arranged on an intermediate shaft A (17), the upper F transmission gear (52) is meshed with an upper G transmission gear (54), the upper G transmission gear (54) is fixedly arranged on an intermediate shaft B (13), an upper driving gear (56) is meshed with the upper G transmission gear (54), an upper driving gear (56) and an upper clutch shell (7) are sleeved above an upper output shaft (12), an upper piston (58), an upper clutch outer friction plate (9), an upper clutch inner friction plate (8) and an upper return spring (57) are arranged in the upper clutch shell (7), the upper clutch outer friction plate (9) is connected with the end face of the upper driving gear (56), and an upper output coupling (11) is fixedly arranged on the end face of the upper output shaft (12); an upper clutch is formed by an upper clutch outer friction plate (9) and an upper clutch inner friction plate (8);
the left control valve (3), the upper output control valve (4) and the right control valve (5) are used for giving working instructions to control the left output, the right output and the upper output of the gear box, so that various working conditions are completed, and when the control valves are not combined with instructions, all clutches are in a disengaged state.
2. The multi-output marine gearbox of claim 1, wherein: the input shaft (48) is supported on the box body (2) by a bearing N (50) and a bearing E (18), the left-hand axle (43) is supported on the box body (2) by a bearing L (44) and a bearing G (23), the left-hand axle (39) is supported on the box body (2) by a bearing K (41) and a bearing H (28), the intermediate shaft A (17) is supported on the box body (2) by a bearing C (15) and a bearing D (16), the intermediate shaft B (13) is supported on the box body (2) by a bearing O (53) and a bearing B (14), and the upper output shaft (12) is supported on the box body (2) by a bearing P (55) and a bearing A (10);
when the working instruction of the left control valve (3) is forward, a left oil pump (87) conveys gear box working oil to a left forward piston (24), and the left forward piston (24) moves to compress a left forward outer friction plate (26) and a left forward inner friction plate (27), namely, a left forward clutch is combined, and at the moment, a left forward driving gear (45) connected with the end face of the left forward inner friction plate (27) rotates to drive a left output gear (34) to operate together, so that the gear box forward working condition work is realized;
when the parking space is reversed at the working instruction position of the left control valve (3), a left oil pump (87) conveys gearbox working oil to a left reversing piston (31), and the left reversing piston (31) moves to compress a left reversing outer friction plate (32) and a left reversing inner friction plate (33), namely, a left reversing clutch is combined, at the moment, a left reversing driving gear (38) connected with the end face of the left reversing inner friction plate (33) rotates to drive a left output gear (34) to operate together, so that the reversing working condition of the gearbox is realized;
when the working instruction of the right control valve (5) is in a forward parking position, a right oil pump (84) conveys gear box working oil to a right forward piston (82), and the right forward piston (82) moves to compress a right forward outer friction plate (79) and a right forward inner friction plate (80), namely, a right forward clutch is combined, at the moment, a right forward driving gear (62) connected with the end face of the right forward inner friction plate (80) rotates to drive a right output gear (69) and a right output shaft (70) to operate together, so that the gear box forward working condition work is realized;
when the parking space is reversed at the working instruction position of the right control valve (5), a right oil pump (84) conveys gearbox working oil to a right reversing piston (74), and the right reversing piston (74) moves to compress a right reversing outer friction plate (71) and a right reversing inner friction plate (72), namely, a right reversing clutch is combined, at the moment, a right reversing driving gear (66) connected with the end face of the right reversing inner friction plate (72) rotates to drive a right output gear (69) and a right output shaft (70) to operate together, so that the reversing working condition of the gearbox is realized;
when the clutch is combined at the working instruction position of the upper output control valve (4), an upper piston (58) moves to press an upper clutch outer friction plate (9) and an upper clutch inner friction plate (8), namely the upper clutch is combined, at the moment, an upper driving gear (56) connected with the end face of the upper clutch inner friction plate (8) rotates to drive an upper output shaft (12) and an upper output coupling (11) to operate together, so that the work of the upper output working condition of the gearbox is realized;
when the upper output coupling (11) is connected with the motor and the upper clutch is combined, the diesel engine drives the motor to generate electricity.
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| CN201910624672.2A CN110345205B (en) | 2019-07-11 | 2019-07-11 | Multi-output marine gearbox |
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| CN201910624672.2A CN110345205B (en) | 2019-07-11 | 2019-07-11 | Multi-output marine gearbox |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078440Y (en) * | 2007-08-20 | 2008-06-25 | 杭州前进齿轮箱集团有限公司 | High power gearbox for ship |
| CN203332380U (en) * | 2013-05-02 | 2013-12-11 | 杭州前进齿轮箱集团股份有限公司 | Large-speed-ratio heavy-load gearbox for ship |
| CN204323673U (en) * | 2014-07-24 | 2015-05-13 | 杭州前进齿轮箱集团股份有限公司 | For testing the special gear box of diesel engine performance |
| WO2016029719A1 (en) * | 2014-08-29 | 2016-03-03 | 解利 | Speed change mechanism with gears overlap |
| CN106090131A (en) * | 2016-08-24 | 2016-11-09 | 杭州萧山江南通用机械厂 | A kind of fuel and electric hybrid input gear case |
| CN210686875U (en) * | 2019-07-11 | 2020-06-05 | 杭州萧山江南通用机械有限公司 | Multi-output marine gearbox |
-
2019
- 2019-07-11 CN CN201910624672.2A patent/CN110345205B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201078440Y (en) * | 2007-08-20 | 2008-06-25 | 杭州前进齿轮箱集团有限公司 | High power gearbox for ship |
| CN203332380U (en) * | 2013-05-02 | 2013-12-11 | 杭州前进齿轮箱集团股份有限公司 | Large-speed-ratio heavy-load gearbox for ship |
| CN204323673U (en) * | 2014-07-24 | 2015-05-13 | 杭州前进齿轮箱集团股份有限公司 | For testing the special gear box of diesel engine performance |
| WO2016029719A1 (en) * | 2014-08-29 | 2016-03-03 | 解利 | Speed change mechanism with gears overlap |
| CN106090131A (en) * | 2016-08-24 | 2016-11-09 | 杭州萧山江南通用机械厂 | A kind of fuel and electric hybrid input gear case |
| CN210686875U (en) * | 2019-07-11 | 2020-06-05 | 杭州萧山江南通用机械有限公司 | Multi-output marine gearbox |
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