CN2256941Y - Combined crankshaft 135 diesel engine with distance great than 150 mm - Google Patents
Combined crankshaft 135 diesel engine with distance great than 150 mm Download PDFInfo
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- CN2256941Y CN2256941Y CN 95240856 CN95240856U CN2256941Y CN 2256941 Y CN2256941 Y CN 2256941Y CN 95240856 CN95240856 CN 95240856 CN 95240856 U CN95240856 U CN 95240856U CN 2256941 Y CN2256941 Y CN 2256941Y
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Abstract
The utility model discloses a combined crankshaft 135 diesel engine with the distance greater than 150 mm, which is composed of an engine body, a cylinder cover, a piston component, a crank connecting rod, an air distributing and a driving mechanisms, and fuel oil feeding, regulating, cooling and lubricating mechanisms. The utility model is characterized in that the utility model adopts improved crankshaft main bearing, bell crank, connecting rod and connecting rod bearing shell with partial increased dimensions, adopts improved piston reducing the height between the center of a piston pin hole and the top surface of the piston and the total height and adopts a cylinder sleeve shortening the total length and the length of the lower part of a sealing ring belt. The utility model has the advantages that the utility model keeps the existing appearance and the installing and the connecting dimensions without increasing the structure, the working capacity of a cylinder is increased from 3 to 13.3 percent, and the output power is increased from 10 to 30 percent.
Description
The utility model relates to the combustion engine in the mechanical engineering technical field.It is design improvement to existing 135 serial diesel engine crankshaft main bearings, bent axle, piston, cylinder liner etc.
135 serial diesel engines are the highest, types of having the greatest impact of well-known height in the medium bore internal combustion engine of China, and professional manufactory is numerous, and output is big, and is supporting wide, occupies crucial status in Chinese national economy.
135 diesel engines are designed by China voluntarily at the fifties end, owing to be subjected to casting at that time the restriction of forging condition, have adopted the ductile iron crankshaft of fabricated structure.The stroke of initial design is 140 millimeters.Middle nineteen seventies for improving cylinder output, has been developed the type of 150 millimeters strokes again.Up to the present, 135 diesel engines have two cylinders, four cylinders, six cylinders, eight cylinders and the twelve-cylinder type of totally five kinds of cylinder number, two kinds of strokes, nine kinds of different displacements.
It is identical with existing 135 diesel engines with the installation Conncetion cimension that the purpose of this utility model provides a kind of maintenance profile, increases discharge capacity by extended stroke and improve the stroke of output power greater than 150 millimeters assembled crankshaft 135 diesel engines.
Technical solution of the present utility model is: a kind of stroke is greater than 150 millimeters assembled crankshaft 135 diesel engines, be made up of cylinder block set, cylinder head assembly, piston assembly, connecting rod, distribution device, driving mechanism, fuel delivery and controlling mechanism, cooling and lubricating structure, the difference of itself and prior art is: adopt the modified model crankshaft main bearing, crank throw, connecting rod and the connecting rod bearing shell that have increased portion size; Employing has reduced the modified model piston of piston pin hole center to piston-top surface height and height overall; The modified model cylinder liner of length overall and the following partial-length size of seal band has been shortened in employing.
Modified model crankshaft main bearing described in the utility model, adopt the cylindrical roller bearing structure, the internal diameter of its inner ring is more than or equal to 180 millimeters, and the internal diameter of outer ring is greater than 250 millimeters, the external diameter of outer ring is more than or equal to 280 millimeters, and width is more than or equal to 31 millimeters; With the body main bearing seat of main bearing coupling, its external diameter is more than or equal to 300 millimeters; Described modified model crank throw, its rod journal to main journal centre distance greater than 75 millimeters, the rod journal diameter is the 95-100 millimeter, the main journal diameter is more than or equal to 180 millimeters, the main journal width is more than or equal to 15.5 millimeters; Described modified model piston, its pin-and-hole center to the height of piston-top surface less than 105 millimeters, height overall is less than 175 millimeters; Described modified model connecting rod, its big end hole diameter is more than or equal to 102 millimeters; Described modified model connecting rod bearing shell, its diameter of bore are more than or equal to 95 millimeters, and wall thickness is less than or equal to 3.5 millimeters; Described modified model cylinder liner, its length overall are less than 303 millimeters, and the length of the following part of water shutoff endless belt is less than 31.6 millimeters, and wall thickness is more than or equal to 8 millimeters.Certainly, above-mentioned various sizes numerical value is fixed by get standard-sized principle as far as possible, when specific design, can do some suitable change.
The external diameter of the modified model piston described in the utility model and the internal diameter of used modified model cylinder liner are 135 or 135.1 to 140 millimeters.
The utility model has the advantages that: in profile that does not change existing 135 diesel engines and installation Conncetion cimension, do not increase under the situation of structure weight yet, make full use of 135 diesel engine using assembled crankshafts, the existence conditions that body crankcase bulk is bigger, further excavate the potentiality of 135 diesel engines, further lengthening by stroke, make volume of cylinder increase 3-13.3%, output power increases 10-30, thereby enlarged the power grade of 135 diesel engines, reduced the weight/power ratio of diesel engine, improved the weight/power ratio index, and fuel oil consumption, engine oil consumption and exhaust index are also obviously improved, and can satisfy user's supporting requirement better, have strengthened the competitive ability of 135 diesel engines on market greatly.Implement the utility model, very few to existing 135 diesel engines change, can be under the situation that does not increase any new equipment, realize batch process, less investment, it is fast to produce effects, fabulous practicability is arranged, improve the business economic benefit, save national resources, have very important practical sense.
The utility model is described in further detail below in conjunction with drawings and Examples:
Fig. 1 is that a kind of stroke of the present utility model is greater than 150 millimeters assembled crankshafts type 135 diesel engine drawings in side sectional elevation in upright arrangement.
Fig. 2 is that a kind of stroke of the present utility model is greater than 150 millimeters assembled crankshaft V-types, 135 diesel engine drawings in side sectional elevation.
Fig. 3 is the crankshaft main bearing that adopted in the utility model and the relevant structural drawing of body.
Fig. 4 is by being adopted the relevant structural drawing of crank throw in the utility model.
The piston relevant structural drawing of Fig. 5 for being adopted in the utility model.
The cylinder liner relevant structural drawing of Fig. 6 for being adopted in the utility model.
The connecting rod relevant structural drawing of Fig. 7 for adopting in the utility model.
Fig. 8 has the relevant structural drawing of the novel connecting rod bearing shell that adopts for this reality.
As shown in Figure 1, 2, general structure of the present utility model, the same with existing 135 diesel engines, also form by intake and exhaust pipeline 1, cooling line 2, distribution device 3, piston assembly 4, connecting rod 5, cylinder block set 6, lubrication assembly 7, starting component 8, cylinder head assembly 9, fuel delivery and adjusting part 10 etc., but on the basis of former 135 diesel engines, changed the physical dimension of crankshaft main bearing, crank throw, piston, cylinder liner, connecting rod and connecting rod bearing shell etc.
Fig. 3 newly-designed cylindrical roller bearing as main bearing of attaching most importance to.Designing new main bearing, is the assembly method that keeps existing 135 crankshaft of diesel engine, and further the key of the existing 135 diesel engine piston strokes of lengthening does not have this breakthrough, just can not realize the further lengthening of stroke.After using newly-designed main bearing instead, the body of existing 135 diesel engines does not make any changes, and stroke can be lengthened to 160 millimeters; If suitably strengthen the main bearing seat hole of body, then stroke can be lengthened to 170 millimeters.The relevant physical dimension of main bearing and body main shaft seat will differently with the degree of piston stroke lengthening be divided into following two groups:
1, piston stroke adds when growing to 155 or 160 millimeters:
Main bearing outer ring outer diameter D
3(280 millimeters) and inner ring inside diameter D
1(180 millimeters) maintain the original state;
Main bearing outer ring inside diameter D
2Change 260 millimeters into;
When main bearing journal width B is used for the natural aspiration type, can maintain the original state (31 millimeters), when being used for the supercharging type, then broadening to 33 millimeter;
The main bearing seat outer diameter D of body
3Can maintain the original state (300 millimeters), also can increase to 305 or 310 millimeters.
When 2, piston stroke is lengthened to 165 or 170 millimeters:
Main bearing outer ring outer diameter D
3Increase to 290 millimeters, inside diameter D
2Increase to 270 millimeters;
Main bearing inner ring inside diameter D
1Increase to 185 or 190 millimeters;
Main bearing journal width B is 33 millimeters;
Body main bearing hole D
3' increase to 290 millimeters, the main bearing seat outer diameter D
4Increase to 315 or 320 millimeters.
Fig. 4 newly-designed crank throw of attaching most importance to.In order not change existing process equipment as far as possible, the position and the length overall of newly-designed each attachment hole of crank throw all remain unchanged, and only strengthen rod journal to the centre distance of main journal and the diameter of rod journal and main journal.Its relevant physical dimension is divided following four groups with the difference of piston stroke lengthening degree:
When 1, piston stroke is 155 millimeters:
Rod journal to the centre distance R of main journal be 77.5 millimeters;
The rod journal diameter d is 100 millimeters;
Main journal diameter D
1' be 180 millimeters (maintaining the original state);
Main journal width b is 16.6 millimeters;
Crank throw swing diameter D
2' be 258 millimeters.
More than be used for supercharging and strengthen type.
When 2, piston stroke is 160 millimeters:
A, be used for the natural aspiration type:
Rod journal to the centre distance R of main journal be 80 millimeters;
The rod journal diameter d is 95 millimeters;
Main journal diameter D
1' be 180 millimeters (maintaining the original state);
Main journal width b is 15.5 millimeters (maintaining the original state);
Crank throw swing diameter D
2' be 258 millimeters.
B, be used for the supercharging type:
B is 16.6 millimeters except that crank throw main journal width, and all the other physical dimensions are identical with above-mentioned natural aspiration type all.
C, be used for the 12V135 pressure-increasing machine;
Rod journal to main journal centre distance R be 80 millimeters;
The rod journal diameter d is 100 millimeters;
Main journal diameter D
1' be 190 millimeters;
Main journal width b is 16.6 millimeters;
Crank throw swing diameter D
2' be 268 millimeters.
When 3, piston stroke is 165 millimeters:
Rod journal to main journal centre distance R be 82.5 millimeters;
The rod journal diameter d is 100 millimeters;
Main journal diameter D
1' be 190 millimeters;
Main journal width b is 16.6 millimeters;
Crank throw swing diameter D
2' be 268 millimeters.
More than be used for supercharging and strengthen type.
When 4, piston stroke is 170 millimeters:
Rod journal to main journal centre distance R be 85 millimeters;
The rod journal diameter d is 95 millimeters;
Main journal diameter D
1' be 190 millimeters;
Main journal width b is 16.6 millimeters;
Crank throw swing diameter D
2' be 268 millimeters.
More than being used for natural aspiration type and boosting type all can.
The crank throw material therefor is QT800-3 or QT800-2, QT900-2 alloy nodular cast iron.Strengthen type for type supercharging in upright arrangement, the fillet radius of rod journal both sides can increase to 8 millimeters, concentrates in order to reducing stress, improves fatigue strength.Dui Ying connecting rod bearing shell width is also wanted corresponding reducing with it.For improving the bearing capacity of bearing shell, the material of bearing shell should change the steel backing copper lead alloy into.Type is strengthened in supercharging for 12V135, and the fillet of reply rod journal both sides is implemented finish rolling hardening, or carries out glow discharge nitriding and handle, and surface carbon-nitrogen oozes altogether.
Fig. 5 newly-designed piston of attaching most importance to.Since keep the body center of existing 135 diesel engines high 460 millimeters and 280 millimeters of connecting rod CONCENTRIC REDUCER hole centre distance constant, the piston stroke lengthening, corresponding change also must be done to the height h and the height overall H of piston-top surface in the piston pin hole center, and suitable size is as follows:
155 millimeters stroke: h are 102.5 millimeters, and H is 160 millimeters.
160 millimeters stroke: h are 100 millimeters, and H is 155 millimeters.
165 millimeters stroke: h are 97.5 millimeters, and H is 151 millimeters.
170 millimeters stroke: h are 95 millimeters, and H is 147 millimeters.
52 millimeters of piston pin hole diameter maintenances are constant, and other concrete structure sizes need decide on design.The firing chamber can be designed to ω type or W type, and compression ratio natural aspiration type is 16.5: 1-17: 1, and boosting type is 16: 1-16.5: 1.
Adopt three ring group structures: a top compression ring bucket face keystone ring, chrome-faced or sprayed molybdenum; The second road compression ring is with taper-face ring or interior chamfering twist type ring, surfaces nitrided or chromium plating; The 3rd road helical spring oil ring of inner support.Piston material is ZL109.Strengthen type for supercharging, the first road annular groove should be inlayed wear-resisting circle.
Fig. 6 newly-designed cylinder liner of attaching most importance to.Because piston stroke lengthening, the turning radius of connnecting rod big end motion strengthens, connecting rod shank strengthens around the angle of wrist pin swing, collides for the following edge that connects of avoiding connecting rod shank and cylinder liner, and the length L 2 of the following part of the length overall L1 of cylinder liner and water shutoff endless belt will suitably shorten:
Greater than 150 to 160 millimeters stroke: L1 is 298 millimeters, and L2 is 26.6 millimeters.
Greater than 160 to 170 millimeters stroke: L1 is 293 millimeters, and L2 is 21.6 millimeters.
For adapting to higher pressure of explosion, the wall thickness of cylinder sleeve should increase with 9 or 9.8 millimeters is advisable.
Fig. 7 newly-designed connecting rod of attaching most importance to.Fig. 8 newly-designed connecting rod bearing shell of attaching most importance to.For adapting to the high mechanical load after supercharging is strengthened, the structural strength of bent axle must improve.For this reason, the rod journal diameter d of crank throw is increased to 100 millimeters by present 95 millimeters, the big end hole diameter d of connecting rod 1 is corresponding to increase to 106 millimeters.Be the existing process equipment of few as far as possible change, keep connecting rod screw hole centre distance constant, change the orientation type of connecting rod cap and connecting rod shank into profile of tooth by the sleeve location and locate, and at the shaft partial design convex shoulder of connecting rod screw, in order to axially locating.The width of lid should be than the width of body little 2-6 millimeter.
For can be from connecting rod small end oil spout cooling piston, the top of connecting rod small end should be provided with the spray orifice of diameter 1.5 millimeter, run through connecting rod shank and bore the long oil hole, drive oil groove in the corresponding site boring of connecting rod bearing shell and along circumference, the pressure oil in the rod journal inner chamber is caused the back side that connecting rod small end sprays to piston.
Because the change of the big end hole diameter of the rod journal of crank throw and connecting rod, connecting rod bearing shell also must be done corresponding change, the inner diameter d of bearing shell ' and wall thickness s ' be respectively 100 millimeters and 3 millimeters.
For the 12V135 of further extended stroke,, material must be changed into the steel backing copper lead alloy for improving the bearing capacity of connecting rod bearing shell.
Stroke all is summarised in the table 1 greater than 150 millimeters assembled crankshaft 135 serial diesel engine structural dimensions, and its corresponding basic model reference output power is listed in the table 2.By tabular as seen: only do limited structural design change, suitably adjust oil supply system again, select for use the higher Type B of oil-supply speed to improve Injection Pump or P type Injection Pump, just can design novel 135 diesel engines of further extended stroke, make the output power of present various 135 diesel engines improve 10-30%, it is many more that piston stroke increases, combustion process tissue good more, and the power increasing degree is big more.
Strengthen type for supercharging, adapted H2C, H2D, K36 type pressurized machine are for well, and HT3B type pressurized machine also can use.Type selecting about intercooler then is determined on a case-by-case basis.
Above-mentioned each size numerical value is fixed by get standard-sized principle as far as possible, also can do suitable change in case of necessity certainly.
Table 1 stroke is greater than the 135 row diesel engine main structure reference dimensions of 150mm
| Type project unit | 2135 | 4135 | 6135 | 12V135 | ||||||
| Total displacement l | 4.58 | 4.86 | 9.16 | 9.73 | 13.31 | 13.73 | 14.59 | 26.31 | 27.47 | |
| Piston stroke mm | 160 | 170 | 160 | 170 | 155 | 160 | 170 | 155 | 160 | |
| Main bearing | D 1 mm | 180 | 190 | 180 | 190 | 180 | 180 | 190 | 180 | 190 |
| D 2 mm | 260 | 270 | 260 | 270 | 260 | 260 | 270 | 260 | 270 | |
| D 3 mm | 280 | 290 | 280 | 290 | 280 | 280 | 290 | 280 | 290 | |
| B mm | 31 | 33 | 31 | 33 | 33 | 31(33) | 33 | 33 | 33 | |
| Piston | h mm | 100 | 95 | 100 | 95 | 102.5 | 100 | 95 | 102.5 | 100 |
| H mm | 155 | 147 | 155 | 147 | 160 | 155 | 147 | 160 | 155 | |
| Connecting rod | d 1 mm | 102 | 102 | 102 | 102 | 106 | 102 | 102 | 106 | 106 |
| Orientation type | Sleeve | Sleeve | Sleeve | Sleeve | Profile of tooth | Sleeve | Sleeve | Profile of tooth | Profile of tooth | |
| Connecting rod bearing shell | d′ mm | 95 | 95 | 95 | 95 | 100 | 95 | 95 | 100 | 100 |
| s′ mm | 3.5 | 3.5 | 3.5 | 3.5 | 3 | 3.5 | 3.5 | 3 | 3 | |
| Crank throw | d mm | 95 | 95 | 95 | 95 | 100 | 95 | 95 | 100 | 100 |
| R mm | 80 | 85 | 80 | 85 | 77.5 | 80 | 85 | 77.5 | 80 | |
| b mm | 15.5 (15.6) | 16.6 | 15.5 (15.6) | 16.6 | 16.6 | 15.5 (15.6) | 16.6 | 16.6 | 16.6 | |
| D 1′ mm | 180 | 190 | 180 | 190 | 180 | 180 | 190 | 180 | 190 | |
Continuous table 1
| D 2′mm | 258 | 268 | 258 | 268 | 258 | 258 | 268 | 258 | 268 | |
| Cylinder liner | a mm | 9(9.8) | 9(9.8) | 9(9.8) | 9(9.8) | 9(9.8) | 9(9.8) | 9(9.8) | 9(9.8) | 9(9.8) |
| L 1 mm | 298 | 293 | 298 | 293 | 298 | 298 | 293 | 980 | 298 | |
| L 2 mm | 26.6 | 21.6 | 26.6 | 21.6 | 26.6 | 26.6 | 21.6 | 26.6 | 26.6 | |
| Body | D 3′mm | 280 | 290 | 280 | 290 | 280 | 280 | 290 | 280 | 290 |
| D 4 mm | 300 | 320 | 300 (310) | 320 | 300 (310) | 300 (310) | 320 | 310 | 320 |
Annotate: 1,2135 and 4135 since the diesel engine design itself exist unbalanced force, rotating speed is high more, vibrate big more, so put aside the type that develops 1800r/min; Raising power is strengthened in supercharging, still do not had such customer requirements at present, so also put aside supercharging and charge inter cooling type.
2,6135 of 155 strokes, only develop supercharging and charge inter cooling and strengthen type, be the supporting needs of considering some special user.
3,12V135 is because the crankshaft strength problem puts aside development charge inter cooling reinforcement type.
4, the type of 1800r/min is only considered peculiar to vessel and engineering machinery usefulness at present, so only decide 1h power and continuous rating.
Table 2 stroke is greater than the reference output power (KW) of 150 millimeters 135 diesel engine basic models
| Type | 2135 | 4135 | 6135 | 12V135 | |||||||
| Piston stroke mm | 160 | 170 | 160 | 170 | 155 | 160 | 170 | 155 | 160 | ||
| Natural aspiration | 1500 r/min | 1h power | 48.4 | 5 2.8 | 96.8 | 105.6 | 145.2 | 158.4 | 282.7 | 290.4 | |
| 1 2h power | 44 | 48 | 88 | 96 | 132 | 144 | 257 | 264 | |||
| Continuous rating | 39.6 | 43.2 | 79.2 | 86.4 | 118.8 | 129.6 | 231.3 | 237.6 | |||
| 1800 r/min | 1h power | 158 | 174 | 309 | 316 | ||||||
| 12h power | |||||||||||
| Continuous rating | 142.4 | 156.6 | 278 | 284.4 | |||||||
| Turbosupercharging | 1500 r/min | 1h power | 202.4 | 210.1 | 231.0 | 388.3 | 404.8 | ||||
| 12h power | 184.0 | 191.0 | 210.0 | 353.0 | 368.0 | ||||||
| Continuous rating | 165.6 | 171.9 | 189.0 | 317.7 | 331.2 | ||||||
| 1800 r/min | 1h power | 21 8.4 | 226.5 | 250.8 | 404.8 | 420.0 | |||||
| 12h power | |||||||||||
| Continuous rating | 198.5 | 205.9 | 228.0 | 368.0 | 382.0 | ||||||
| Charge inter cooling | 1500 r/min | 1h power | 218.4 | 226.5 | 250.8 | ||||||
| 12h power | 198.5 | 205.9 | 228.0 | ||||||||
| Continuous rating | 178.7 | 185.0 | 205.2 | ||||||||
| 1800 r/min | 1h power | 242.7 | 250.8 | 275.0 | |||||||
| 12h power | |||||||||||
| Continuous rating | 220.6 | 228.0 | 250.0 | ||||||||
Claims (8)
1, a kind of stroke is greater than 150 millimeters assembled crankshaft 135 diesel engines, form by cylinder block set, cylinder head assembly, piston assembly, connecting rod, distribution device, driving mechanism, fuel delivery and controlling mechanism, cooling and lubricating structure, it is characterized in that: described modified model crankshaft main bearing, adopt the cylindrical roller bearing structure, the internal diameter of its inner ring is more than or equal to 180 millimeters, the internal diameter of outer ring is greater than 250 millimeters, the external diameter of outer ring is more than or equal to 280 millimeters, and width is more than or equal to 31 millimeters; With the body main bearing seat of main bearing coupling, its external diameter is more than or equal to 300 millimeters; Described modified model crank throw, its rod journal to main journal centre distance greater than 75 millimeters, the rod journal diameter is the 95-100 millimeter, the main journal diameter is more than or equal to 180 millimeters, the main journal width is more than or equal to 15.5 millimeters, described modified model piston, its pin-and-hole center to the height of piston-top surface less than 105 millimeters, height overall is less than 175 millimeters; Described modified model connecting rod, its big end hole diameter is more than or equal to 102 millimeters; Described modified model connecting rod bearing shell, its diameter of bore are more than or equal to 95 millimeters, and wall thickness is less than or equal to 3.5 millimeters; Described modified model cylinder liner, its length overall are less than 303 millimeters, and the length of the following part of water shutoff endless belt is less than 31.6 millimeters, and wall thickness is more than or equal to 8 millimeters.
2, stroke according to claim 1 is greater than 150 millimeters assembled crankshaft 135 diesel engines, it is characterized in that: when piston stroke adds when growing to 155 or 160 millimeters: described modified model crank spindle bearing outer-ring external diameter is 280 millimeters, internal diameter is 260 millimeters, the inner ring internal diameter is 180 millimeters, width is 31 or 33 millimeters, the body main bearing seat that is complementary with it, external diameter are the 300-310 millimeter; When piston stroke adds when growing to 165 or 170 millimeters: main bearing outer ring external diameter is 290 millimeters, and internal diameter is 270 millimeters, and the internal diameter of inner ring is 185 or 190 millimeters, and width is 33 millimeters, the body main bearing seat that is complementary with it, external diameter be 315-320 in the least.
3, stroke according to claim 1 and 2 is greater than 150 millimeters assembled crankshaft 135 diesel engines, it is characterized in that: when piston stroke is 155 millimeters: described modified model crank link axle journal to the centre distance of main journal is 77.5 millimeters, the rod journal diameter is 100 millimeters, the main journal diameter is 180 millimeters, width is 16.6 millimeters, and the swing diameter of whole crank throw is 258 millimeters; When piston stroke was 160 millimeters: rod journal to the centre distance of main journal was 80 millimeters, the rod journal diameter is 95 millimeters, the main journal diameter is 180 millimeters, width is 15.5 or 16.6 millimeters, and the swing diameter of whole crank throw is 258 millimeters, and perhaps rod journal to main journal centre distance is 80 millimeters, the rod journal diameter is 100 millimeters, the main journal diameter is 190 millimeters, and width is 16.6 millimeters, and whole crank throw swing diameter is 268 millimeters; When piston stroke was 165 millimeters: rod journal was 82.5 millimeters to the centre distance of main journal, and the rod journal diameter is 100 millimeters, and the main journal diameter is 190 millimeters, and width is 16.6 millimeters, and the swing diameter of whole crank throw is 268 millimeters; When piston stroke was 170 millimeters: rod journal to main journal centre distance was 85 millimeters, and the rod journal diameter is 95 millimeters, and the main journal diameter is 190 millimeters, and width is 16.6 millimeters, and whole crank throw swing diameter is 268 millimeters.
4, according to claim 1 or 2 described strokes assembled crankshaft 135 diesel engines greater than 150 millimeters, it is characterized in that: when piston stroke was 155 millimeters, described modified model piston pin hole center was 102.5 millimeters to the height of piston-top surface, and height overall is 160 millimeters; When piston stroke was 160 millimeters, piston pin hole center to the height of piston-top surface was 100 millimeters, and total degree is 155 millimeters; When piston stroke was 165 millimeters, the piston pin hole center was 97.5 millimeters to the height of piston-top surface, and height overall is 151 millimeters; When piston stroke was 170 millimeters, the piston pin hole center was 95 millimeters to the height of piston-top surface, and height overall is 147 millimeters.
5, stroke according to claim 1 and 2 is greater than 150 millimeters assembled crankshaft 135 diesel engines, it is characterized in that: when piston stroke during greater than the 150-160 millimeter, the length overall of described modified model cylinder liner reduces to 298 millimeters from 303 millimeters, and the following partial-length of water shutoff endless belt reduces to 26.6 millimeters from 31.6 millimeters; When piston stroke during greater than 160 to 170 millimeters, the cylinder sleeve length overall is reduced to 293 millimeters from 298 millimeters, and the following partial-length of water shutoff endless belt is reduced to 21.6 millimeters from 26.6 millimeters, and the wall thickness of cylinder sleeve is 9 to 9.8 millimeters.
6, stroke according to claim 1 and 2 is greater than 150 millimeters assembled crankshaft 135 diesel engines, and it is characterized in that: described modified model connnecting rod big end bore dia is 106 millimeters, and the orientation type between Gai Yuti is the profile of tooth location.
7, stroke according to claim 1 and 2 is greater than 150 millimeters assembled crankshaft 135 diesel engines, and it is characterized in that: described modified model connecting rod bearing shell, its internal diameter are 100 millimeters, and external diameter is 106 millimeters, and wall thickness is 3 millimeters.
8, stroke according to claim 1 and 2 is greater than 150 millimeters assembled crankshaft 135 diesel engines, and it is characterized in that: the internal diameter of the external diameter of described modified model piston and used modified model cylinder liner is 135 or 135.1 to 140 millimeters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95240856 CN2256941Y (en) | 1995-11-10 | 1995-11-10 | Combined crankshaft 135 diesel engine with distance great than 150 mm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 95240856 CN2256941Y (en) | 1995-11-10 | 1995-11-10 | Combined crankshaft 135 diesel engine with distance great than 150 mm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2256941Y true CN2256941Y (en) | 1997-06-25 |
Family
ID=33882360
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 95240856 Expired - Lifetime CN2256941Y (en) | 1995-11-10 | 1995-11-10 | Combined crankshaft 135 diesel engine with distance great than 150 mm |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2256941Y (en) |
-
1995
- 1995-11-10 CN CN 95240856 patent/CN2256941Y/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
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