CN204323673U - For testing the special gear box of diesel engine performance - Google Patents
For testing the special gear box of diesel engine performance Download PDFInfo
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- CN204323673U CN204323673U CN201420410948.XU CN201420410948U CN204323673U CN 204323673 U CN204323673 U CN 204323673U CN 201420410948 U CN201420410948 U CN 201420410948U CN 204323673 U CN204323673 U CN 204323673U
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Abstract
For testing the special gear box of diesel engine performance, it mainly comprises: casing, the adjacent layout of two covers, structure is identical, there is suitable, clutch, deceleration, the gear drive of propeller thrust function can be born, hydraulic control system; Wherein the input of set of gears transmission device is connected by high-elastic and new diesel engine, and the input of another set of gear drive is also connected with an old diesel engine by high-elastic; The output gear of two sleeve gear transmission devices engages with the common output gear be connected on common output shaft respectively; It has the performance can being carried out the new diesel engine of shiphoard measurement by the switching of new and old two diesel engines, and ratio coverage is large, and index is advanced, the low reliability high of cost.
Description
Technical field
The utility model relates to a kind of special gear box for testing diesel engine performance,, by fluid control, there is input, clutch, slow down, fall, along and bear the driving system of propeller thrust function, be applicable to the main propulsion system of boats and ships, belong to the drive technology field with test diesel engine performance in ship power propulsion system.
Background technology
In prior art, have a kind of large speed ratio and high-performance marine gear box, the specified input transmission capacity of its main gear is 0.610 ~ 1.838kw/rpm, for box ship, fishing boat etc., ratio coverage is at 2:1 to 4:1, and described marine gear box can bear the thrust of 14 tons; But the marine gear box that existing tradition joins spacing oar only has down, along two cover power-transfer clutchs, in the trial period of new diesel engine, just in case diesel engine goes wrong, just easily causes boats and ships normally to run.
The success of a new high-power diesel engine development, need to make a service test, just can put goods on the market application.In fabrication shop's test, because power is too large, often there is certain difficulty, and be used on real ship and test, just in case diesel engine breaks down, there is again certain risk.Therefore existing driving system cannot meet the requirement of user, and urgent need is a kind of at present can be used for the special gear box testing diesel engine performance.
Utility model content
The purpose of this utility model is the deficiency overcoming prior art existence, and a kind of performance can being carried out the new diesel engine of shiphoard measurement by the switching of new and old two diesel engines is provided, and ratio coverage is large, index is advanced, cost is low, the special gear box for testing diesel engine performance that functional reliability is high.
The purpose of this utility model has been come by following technical solution, a kind of special gear box for testing diesel engine performance, it mainly comprises: casing, the adjacent layout of two covers, structure is identical, there is suitable, clutch, deceleration, the gear drive of propeller thrust function can be born, hydraulic control system; Wherein the input of set of gears transmission device is connected by high-elastic and new diesel engine, and the input of another set of gear drive is also connected with an old diesel engine by high-elastic; The output gear of two sleeve gear transmission devices engages with the common output gear be connected on common output shaft respectively.
Described gear drive, it is primarily of ahead running clutch components, reverse clutch parts, intermediate transmission parts and independent hydraulic control system composition; In described ahead running clutch components, the front end of ahead running input oil cylinder is inputted as power by input flange, and ahead running input oil cylinder is joined together by 16 fitted bolts and ahead running clutch outer member gear and ahead running clutch outer member flange; Ahead running outside friction disc on ahead running power-transfer clutch and ahead running clutch outer member gear couplings, ahead running inner attrition piece and the bar that ahead running rubs connect; Ahead running power-transfer clutch while have ahead running piston, ahead running piston by ahead running input oil cylinder fluid chamber be connected with hydraulic control system; Add interference fit joint by key between ahead running friction bar and ahead running shaft gear, ahead running shaft gear engages with the countershaft-gear in intermediate transmission parts, and countershaft-gear hot jacket is on tween drive shaft, and countershaft-gear and the hot jacket output gear on output shaft engages;
Reverse clutch shell gear in described reverse clutch parts and ahead running clutch outer member gear couplings, the reversing outside friction disc on reverse clutch and reverse clutch shell gear couplings, reversing inner attrition piece and the moveing backward bar that rubs connects; Also there is reversing piston on one side of reverse clutch, and reversing piston is connected with hydraulic control system by the fluid chamber of reversing input oil cylinder; Add interference fit joint by key between reversing friction bar and weight shaft gear, weight shaft gear also engages with the countershaft-gear in intermediate transmission parts.
Described ahead running input oil cylinder, reversing input oil cylinder, ahead running shaft gear, weight shaft gear, tween drive shaft and output shaft are arranged on casing respectively by bearing, described casing is made up of upper left casing, upper right casing, middle casing and lower box four part, two different center arrangement of power input level, output shaft is provided with the output flange of Power output by oil pressure, and described Power output and two power input in the different center arrangement of angle.
The utility model increases a messenger chain in conventional gearbox, and whole gear case is divided into two drive paths, and input is connected by high-elastic and new diesel engine, and another side is connected by high-elastic with old diesel engine.Left Drive route has the function of suitable, clutch, propeller thrust of slowing down, bear; Right drive path has the function of suitable, clutch, propeller thrust of slowing down, bear; It has the performance can being carried out the new diesel engine of shiphoard measurement by the switching of new and old two diesel engines, and ratio coverage is large, and index is advanced, and the low reliability high of cost, is applicable to the boats and ships such as communications and transportation, long range fishing.
Accompanying drawing explanation
Fig. 1 is the transmission principle figure of the utility model patent.
Fig. 2 is the diagram of gears of the utility model patent.
Detailed description of the invention
Below will the utility model is further introduced by accompanying drawing: shown in Fig. 1,2, a kind of special gear box for testing diesel engine performance described in the utility model, it mainly comprises: casing, the adjacent layout of two covers, structure is identical, there is suitable, clutch, deceleration, the gear drive of propeller thrust function can be born, hydraulic control system; Wherein the input of set of gears transmission device is connected by high-elastic and new diesel engine, and the input of another set of gear drive is also connected with an old diesel engine by high-elastic; The output gear of two sleeve gear transmission devices engages with the common output gear be connected on common output shaft respectively.
Gear drive described in the utility model, it is primarily of ahead running clutch components, reverse clutch parts, intermediate transmission parts and independent hydraulic control system composition; In described ahead running clutch components, the front end of ahead running input oil cylinder 3 is by input flange 1 as power input, and ahead running input oil cylinder 3 is joined together by 16 fitted bolts and ahead running clutch outer member gear 9 and ahead running clutch outer member flange 8; Ahead running outside friction disc 7 on ahead running power-transfer clutch connects with ahead running clutch outer member gear 9, and ahead running inner attrition piece 6 and the bar 5 that ahead running rubs connect; Ahead running power-transfer clutch while there is ahead running piston 4, ahead running piston 4 is connected with hydraulic control system by the fluid chamber of ahead running input oil cylinder 3; Interference fit joint is added by key between ahead running friction bar 5 and ahead running shaft gear 23, ahead running shaft gear 23 engages with the countershaft-gear 26 in intermediate transmission parts, countershaft-gear 26 hot jacket is on tween drive shaft 28, and countershaft-gear 26 and the hot jacket output gear 30 on output shaft 32 engages;
Reverse clutch shell gear 17 in described reverse clutch parts connects with ahead running clutch outer member gear 9, and the reversing outside friction disc 15 on reverse clutch connects with reverse clutch shell gear 17, and reversing inner attrition piece 16 and the moveing backward bar 14 that rubs connects; Also there is reversing piston 13 on one side of reverse clutch, and reversing piston 13 is connected with hydraulic control system by the fluid chamber of reversing input oil cylinder 12; Add interference fit joint by key between reversing friction bar 14 and weight shaft gear 21, weight shaft gear 21 also engages with the countershaft-gear 26 in intermediate transmission parts.
Described ahead running input oil cylinder 3, reversing input oil cylinder 12, ahead running shaft gear 23, weight shaft gear 21, tween drive shaft 28 and output shaft 32 are arranged on casing respectively by bearing, described casing is made up of upper left casing, upper right casing, middle casing and lower box four part, two different center arrangement of power input level, output shaft 32 is provided with the output flange 33 of Power output by oil pressure, and described Power output and two power input in the different center arrangement of angle.
Work process described in the utility model is: as shown in Figure 1, left side host-initiated, right main frame stops, when boats and ships advance, by left side input flange, the moment of torsion of main frame is delivered to ahead running power-transfer clutch, when ahead running power-transfer clutch engages, ahead running power-transfer clutch is delivered to ahead running shaft gear moment of torsion, ahead running shaft gear engages with output gear, and transmission of power to output shaft, then passes to screw propeller; When boats and ships fall back, by left side input flange, the moment of torsion of main frame is delivered to power-transfer clutch, again by ahead running clutch outer member gear, moment of torsion is delivered to reverse clutch shell gear, reverse clutch engages, and reverse clutch is delivered to weight shaft gear moment of torsion, and weight shaft gear engages with output gear, be delivered to output shaft, then pass to screw propeller; The right host-initiated, left main frame stops, when boats and ships advance, by the right input flange, the moment of torsion of main frame is delivered to ahead running power-transfer clutch, when ahead running power-transfer clutch engages, ahead running power-transfer clutch is delivered to ahead running shaft gear moment of torsion, and ahead running shaft gear engages with output gear, transmission of power to output shaft, then passes to screw propeller; When boats and ships fall back, by the right input flange, the moment of torsion of main frame is delivered to power-transfer clutch, again by ahead running clutch outer member gear, moment of torsion is delivered to reverse clutch shell gear, reverse clutch engages, and reverse clutch is delivered to weight shaft gear moment of torsion, and weight shaft gear engages with output gear, be delivered to output shaft, then pass to screw propeller.
Embodiment:
Shown in Fig. 1,2, the utility model is by input oil cylinder 3, shaft gear 23, tween drive shaft 28 and output shaft 32 are arranged on casing respectively by bearing, input oil cylinder 3 front end is connected (old diesel engine) by input flange 1 and high elastic coupling and power, input oil cylinder 3 is joined together by 16 fitted bolts and clutch outer member gear 9 and clutch outer member flange 8, and the power-transfer clutch left side is supported on bearing 10, and the right is supported on bearing 2.Outside friction disc 7 on power-transfer clutch connects with clutch outer member gear 9, and inner attrition piece 6 connects with friction bar 5.Power-transfer clutch while there is piston 4, piston 4 is connected with hydraulic control system by the fluid chamber of input oil cylinder 3.When hydraulic oil enters ahead running oil cylinder, operating oil pressure promotes piston 4 and moves ahead, pressing friction sheet, and ahead running power-transfer clutch is combined.Boats and ships advance.Clutch outer member gear 9 connects with reverse clutch shell gear 17, and when hydraulic oil enters astern oil bottle, operating oil pressure promotes piston 13 and moves ahead, and pressing friction sheet, makes reverse clutch combine.Boats and ships fall back.When maneuvering valve is in off-position, by the return force of return spring, piston is unclamped, friction lining is thrown off, and boats and ships are in halted state.Add interference fit joint by key between friction bar 5 and shaft gear 23, shaft gear 23 left side is supported on bearing 25, and the right is supported on bearing 24.Shaft gear 23 engages with countershaft-gear 26, and countershaft-gear 26 is by hot jacket on tween drive shaft 28, and tween drive shaft 28 left side is supported on bearing 29, and the right is supported on bearing 27.Countershaft-gear 26 and output gear 30 engage, and output gear 30 hot jacket is on output shaft 32, and output shaft 32 left side is supported on bearing 34, and the right is supported on bearing 31.Output flange 33 is contained on output shaft 32 by oil pressure, and output flange 33 is connected with screw shaft of ship.
In like manner, oil cylinder 52 will be inputted, shaft gear 42, tween drive shaft 38 and output shaft 32 are arranged on casing respectively by bearing, input oil cylinder 52 front end is connected (new diesel engine) by input flange 54 and high elastic coupling and power, input oil cylinder 52 is joined together by 16 fitted bolts and clutch outer member gear 47 and clutch outer member flange 46, and the power-transfer clutch left side is supported on bearing 45, and the right is supported on bearing 53.Outside friction disc 48 on power-transfer clutch connects with clutch outer member gear 47, and inner attrition piece 49 connects with friction bar 50.Power-transfer clutch while there is piston 51, piston 51 is connected with hydraulic control system by the fluid chamber of input oil cylinder 52.When hydraulic oil enters ahead running oil cylinder, operating oil pressure promotes piston 51 and moves ahead, pressing friction sheet, and ahead running power-transfer clutch is combined.Boats and ships advance.Clutch outer member gear 47 connects with reverse clutch shell gear 63, and when hydraulic oil enters astern oil bottle, operating oil pressure promotes piston 60 and moves ahead, and pressing friction sheet, makes reverse clutch combine.Boats and ships fall back.When maneuvering valve is in off-position, by the return force of return spring, piston is unclamped, friction lining is thrown off, and boats and ships are in halted state.Add interference fit joint by key between friction bar 50 and shaft gear 42, shaft gear 42 left side is supported on bearing 43, and the right is supported on bearing 44.Shaft gear 42 engages with countershaft-gear 35, and countershaft-gear 35 is by hot jacket on tween drive shaft 38, and tween drive shaft 38 left side is supported on bearing 37, and the right is supported on bearing 36.Countershaft-gear 35 and output gear 30 engage, and output gear 30 hot jacket is on output shaft 32, and output shaft 32 left side is supported on bearing 34, and the right is supported on bearing 31.Output flange 33 is contained on output shaft 32 by oil pressure, and output flange 33 is connected with screw shaft of ship.
Gear case body divides upper left, right upper, middle and lower four part; Adopt seven axle 11 gear double reduction transmissions, two input and output are the different center arrangement of angle.
First start the power (new diesel engine) on the right during vessel motion, once new diesel engine breaks down, stop the power (new diesel engine) on the right immediately, start the power (old diesel engine) on the left side, boats and ships continue to run.
The utility model have employed four master clutchs: left input has down, along two power-transfer clutchs, right input has down, along two power-transfer clutchs.Two inputs can form independent power drive system with gear case, two input level disloyalties respectively, export with input in the different center arrangement of angle.Claim protects the drive mechanism of this gear case.
The utility model have employed two independent hydraulic control systems, and have an input to be connected by high-elastic and new diesel engine in two inputs, another input is connected by high-elastic with old diesel engine.Claim protects the hydraulic control system of this gear case.
Described gear case is altogether with three oil pumps, and left oil pump is for the drive path on the left side, and right oil pump, for the drive path on the right, also has an oil pump for whole gearbox lubrication.
After host-initiated, drive ahead running clutch components to rotate by highly elastic shaft coupling, ahead running clutch components passes to shaft gear power, output gear, then to screw propeller.At this moment in the following several ways: when maneuvering valve handle is in " stopping " position, reversing clutch is all in disengaged condition, and output shaft 33 does not rotate; When ahead running clutch application valve handle is in " work " position, working oil enters ahead running power-transfer clutch, and ahead running power-transfer clutch is engaged, and ahead running shaft gear drives output gear 30 and output shaft 33 to rotate, and boats and ships advance; When reverse clutch maneuvering valve handle is in " work " position, working oil enters reverse clutch, and reverse clutch is engaged, and weight shaft gear driven output gear 30 and output shaft 33 rotate, and boats and ships retreat.
Claims (2)
1., for testing the special gear box of diesel engine performance, it mainly comprises: casing, the adjacent layout of two covers, structure is identical, there is suitable, clutch, deceleration, the gear drive of propeller thrust function can be born, hydraulic control system; It is characterized in that: wherein the input of set of gears transmission device is connected by high-elastic and new diesel engine, the input of another set of gear drive is also connected with an old diesel engine by high-elastic; The output gear of two sleeve gear transmission devices engages with the common output gear be connected on common output shaft respectively;
Described gear drive, it is primarily of ahead running clutch components, reverse clutch parts, intermediate transmission parts and independent hydraulic control system composition; In described ahead running clutch components, the front end that ahead running inputs oil cylinder (3) is inputted as power by input flange (1), and ahead running is inputted oil cylinder (3) and joined together by 16 fitted bolts and ahead running clutch outer member gear (9) and ahead running clutch outer member flange (8); Ahead running outside friction disc (7) on ahead running power-transfer clutch connects with ahead running clutch outer member gear (9), and ahead running inner attrition piece (6) and the bar (5) that ahead running rubs connect; Ahead running power-transfer clutch while there is ahead running piston (4), the fluid chamber that ahead running piston (4) inputs oil cylinder (3) by ahead running is connected with hydraulic control system; Ahead running rubs between bar (5) and ahead running shaft gear (23) and adds interference fit joint by key, ahead running shaft gear (23) engages with the countershaft-gear (26) in intermediate transmission parts, countershaft-gear (26) hot jacket is on tween drive shaft (28), and countershaft-gear (26) and the hot jacket output gear (30) on output shaft (32) engages;
Reverse clutch shell gear (17) in described reverse clutch parts connects with ahead running clutch outer member gear (9), reversing outside friction disc (15) on reverse clutch connects with reverse clutch shell gear (17), and reversing inner attrition piece (16) connects with the bar (14) that rubs of moveing backward; Also there is reversing piston (13) on one side of reverse clutch, and reversing piston (13) is connected with hydraulic control system by the fluid chamber of reversing input oil cylinder (12); Add interference fit joint by key between reversing friction bar (14) and weight shaft gear (21), weight shaft gear (21) also engages with the countershaft-gear (26) in intermediate transmission parts.
2. the special gear box for testing diesel engine performance according to claim 1, it is characterized in that described ahead running input oil cylinder (3), reversing input oil cylinder (12), ahead running shaft gear (23), weight shaft gear (21), tween drive shaft (28) and output shaft (32) are arranged on casing respectively by bearing, described casing is by upper left casing, upper right casing, middle casing and lower box four part composition, two different center arrangement of power input level, output shaft (32) is provided with the output flange (33) of Power output by oil pressure, and described Power output and two power input in the different center arrangement of angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410948.XU CN204323673U (en) | 2014-07-24 | 2014-07-24 | For testing the special gear box of diesel engine performance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410948.XU CN204323673U (en) | 2014-07-24 | 2014-07-24 | For testing the special gear box of diesel engine performance |
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| Publication Number | Publication Date |
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| CN204323673U true CN204323673U (en) | 2015-05-13 |
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| CN201420410948.XU Active CN204323673U (en) | 2014-07-24 | 2014-07-24 | For testing the special gear box of diesel engine performance |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149962A (en) * | 2014-07-24 | 2014-11-19 | 杭州前进齿轮箱集团股份有限公司 | Special gear box used for testing performance of diesel engine |
| CN110345205A (en) * | 2019-07-11 | 2019-10-18 | 杭州萧山江南通用机械有限公司 | A kind of multi output marine gearbox |
| CN113280098A (en) * | 2021-04-26 | 2021-08-20 | 杭州前进齿轮箱集团股份有限公司 | Bridging gearbox and assembling method thereof |
-
2014
- 2014-07-24 CN CN201420410948.XU patent/CN204323673U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104149962A (en) * | 2014-07-24 | 2014-11-19 | 杭州前进齿轮箱集团股份有限公司 | Special gear box used for testing performance of diesel engine |
| CN110345205A (en) * | 2019-07-11 | 2019-10-18 | 杭州萧山江南通用机械有限公司 | A kind of multi output marine gearbox |
| CN110345205B (en) * | 2019-07-11 | 2024-02-13 | 杭州萧山江南通用机械有限公司 | Multi-output marine gearbox |
| CN113280098A (en) * | 2021-04-26 | 2021-08-20 | 杭州前进齿轮箱集团股份有限公司 | Bridging gearbox and assembling method thereof |
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