CN104948287A - Engine body of low-temperature energy-saving and environment-friendly vertical air-cooled diesel engine - Google Patents
Engine body of low-temperature energy-saving and environment-friendly vertical air-cooled diesel engine Download PDFInfo
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- CN104948287A CN104948287A CN201510366604.2A CN201510366604A CN104948287A CN 104948287 A CN104948287 A CN 104948287A CN 201510366604 A CN201510366604 A CN 201510366604A CN 104948287 A CN104948287 A CN 104948287A
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- 238000001816 cooling Methods 0.000 claims abstract description 111
- 239000003921 oil Substances 0.000 claims abstract description 26
- 239000010721 machine oil Substances 0.000 claims description 82
- 239000011148 porous material Substances 0.000 claims description 12
- 239000007788 liquid Substances 0.000 claims description 6
- 239000010710 diesel engine oil Substances 0.000 claims description 3
- 238000009826 distribution Methods 0.000 claims description 3
- 239000010705 motor oil Substances 0.000 abstract description 17
- 238000009434 installation Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 6
- 230000005540 biological transmission Effects 0.000 abstract 1
- 210000001503 joint Anatomy 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 6
- 239000000295 fuel oil Substances 0.000 description 5
- 239000000446 fuel Substances 0.000 description 3
- 230000030279 gene silencing Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015556 catabolic process Effects 0.000 description 2
- 238000002485 combustion reaction Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 230000033558 biomineral tissue development Effects 0.000 description 1
- 238000010835 comparative analysis Methods 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000000977 initiatory effect Effects 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The invention discloses an engine body of a low-temperature energy-saving and environment-friendly vertical air-cooled diesel engine. Engine oil cooling rods are arranged in a transmission piece containing cavity and are of hollow structures. Air inlets of the engine oil cooling rods are formed in a flywheel installation face, and air outlets of the engine oil cooling rods are formed in a gear cover installation face. Engine oil cooling fins and engine oil cooling grooves are formed in the bottom face of the engine body. The engine oil cooling grooves are formed between the adjacent engine oil cooling fins. The flywheel installation face is communicated with the gear cover installation face of the engine body through the engine oil cooling grooves. A lower air inlet is formed in the lower end of the flywheel installation face and communicated with the engine oil cooling grooves. The lower air inlet and the engine oil cooling grooves form an outer cooling region, used for an oil pool, of the bottom of the engine body. A cylinder sleeve cooling left air channel, a cylinder sleeve cooling right air channel, the engine oil cooling rods and the lower air inlet are distributed in the flywheel installation face and located in a pressure cooling air cavity formed after the flywheel air guide cover is in butt joint with the flywheel installation face of the engine body in a sealed mode. The cooling effect of the diesel engine produced through the engine body is better than that of like products, and the working temperature of the engine can be reduced by 20 DEG C to 29 DEG C.
Description
Technical field
The present invention relates to upright single cylinder air-cooled diesel engine, particularly relate to a kind of body of upright single cylinder air-cooled diesel engine.
Background technique
Can air-cooled diesel engine run well, and depends on oil temperature and engine oil pressure to a great extent.Oil temperature and engine oil pressure are in normal range (NR), for the usefulness giving full play to diesel engine, extend the working life of motor, reduce and use fuel consumption rate, reduce discharge, improve power stage, have very important meaning.
Diesel engine carries out at very high work cycle temperature, the temperature that burning ends can reach 1700 ~ 2000 DEG C, even higher, the temperature of cylinder wall is 200 ~ 300 DEG C, the temperature of cylinder head inwall and piston head is 300 ~ 400 DEG C, the temperature of intake valve head is 300 ~ 400 DEG C, exhaust valve head temperature 600 ~ 800 DEG C.Under such high temperatures, intensity, the wear resistance of part greatly reduce, and proper engagement is destroyed, a large amount of scaling loss of machine oil, and lubricating condition extreme degradation, obviously cannot normally work.Therefore, diesel engine must be cooled, and for air-cooled diesel engine, the height of machine temperature depends on cooling system.The flow of cooling air, flow path route directly have influence on the height of machine temperature, the height of oil temperature indicates the machine temperature of diesel engine, the too high engine oil viscosity that not only can cause of machine temperature reduces, machine oil scaling loss, diesel engine each lubricant housings oil film breakdown, accelerate component wear, time serious, the accident such as tile kilning, scuffing of cylinder bore can be caused.But also piston can be destroyed coordinate with cylinder liner is original, both matching gaps are increased, causes the fuel oil advanced combustion sprayed in cylinder, the explosion pressure formed after fuel combustion leaks, and oil consumption is increased, and output power is not enough, and exhaust index worsens.Machine temperature is too high, and the part of diesel engine is heated and catching phenomenon may occurs, and the ability to work of bearing such as also to reduce greatly at a series of adverse consequences.
In actual use, we can find, air-cooled diesel engine is in high rotating speed, high load working condition, and oil temperature can be very high, sometimes even can more than 130 DEG C, if the oil temperature of diesel engine is too high for a long time, can cause engine oil viscosity decline, mobility greatly, machine oil is difficult to form oil film between each friction pair, engine oil pressure declines, cause component insufficient lubrication, wearing and tearing quickening, more serious meeting causes engine scuffing, axis tile etc., makes power failure.
In the single-cylinder vertical air-cooled diesel engines such as existing L168F, L178F, L188F, machine temperature is too high is ubiquitous defect, the oil temperature of 4 continuous throughout the twenty-four hour24s is at 120 ~ 130 DEG C, and so high machine temperature directly affects the power stage of air-cooled diesel engine, oil consumption, smoke emission, operational safety and working life.What more limit vertical air-cooled diesel engine supports the use scope, and at present, this kind of diesel engine can only be supporting with generator, water pump assembly, and time supporting with running mechanism, reliability is very poor, and working life is short.The oil temperature how reducing vertical air-cooled diesel engine is the technical barrier that the industry is thirsted for solving for a long time.
For this reason, applicant has developed the energy saving and environment friendly vertical air-cooled diesel engine of a kind of highly reliable low machine temperature, its heat dispersion is more superior than like product, under equal ambient temperature condition, the oil temperature of diesel engine can decline 24 DEG C ~ 29 DEG C, and wherein, body is the core part of such diesel engine.
Summary of the invention
The object of this invention is to provide the body of the energy saving and environment friendly vertical air-cooled diesel engine of a kind of low machine temperature.
The technological scheme that the present invention takes is as follows:
The body of the energy saving and environment friendly vertical air-cooled diesel engine of a kind of low machine temperature, comprise flywheel attachment face, tooth lid attachment face, cylinder liner, cylinder sleeve cools left air channel, cylinder sleeve cools right air channel and driving component cavity volume, driving component cavity volume is arranged on the below of cylinder liner, it is characterized in that: in driving component cavity volume, be provided with machine oil cooling stick, it is corresponding that rational height and the machine oil of machine oil cooling stick design liquid level height, machine oil cooling stick is hollow structure, its intake grill is arranged on flywheel attachment face, its exhaust outlet is arranged on tooth lid attachment face, machine oil cooling stick is radiating piece in the machine oil in diesel engine oil sump, body bottom surface is provided with machine oil radiating fin and machine oil radiating groove, machine oil radiating groove is arranged between adjacent two machine oil radiating fin, machine oil radiating groove makes the flywheel attachment face of body and tooth lid attachment face interlink, lower intake grill is provided with in the lower end of flywheel attachment face, lower intake grill and machine oil radiating groove interlink, the two forms organism bottom to the outer cooling zone of oil sump, cylinder sleeve cools left air channel, cylinder sleeve cools right air channel, machine oil cooling stick and lower intake grill are distributed on flywheel attachment face, and be positioned at by air shield of flywheel and the flywheel attachment face of body seal dock after the pressure cooling air chamber that formed.
Further, the center cavity of machine oil cooling stick and the machine oil radiating groove of body bottom surface interlink.
Further, the structure interlinked at the center cavity of machine oil cooling stick and the machine oil radiating groove of body bottom surface is: be provided with strip slotted eye in the bottom of the center cavity of machine oil cooling stick, and strip slotted eye communicates with the machine oil radiating groove of body bottom surface.
Further, the magnitude setting of machine oil cooling stick is 1 ~ 3.
Further, the magnitude setting of machine oil cooling stick is 2, and is arranged on the below in crankshaft installed hole.
Further, machine oil cooling stick is arranged on below machine oil design liquid level height.
Further, be provided with two lower intake grills in the lower end of the flywheel attachment face of body, two lower intake grill spaced horizontal distributions.
Further, the left and right sidewall being positioned at cylinder liner at the flywheel attachment face of body is interval with cylinder sleeve along short transverse and cools left air channel and cylinder sleeve cools right air channel, cylinder sleeve cools left air channel and is enclosed by two long radiating fin that left side is adjacent and form, cylinder sleeve cools right air channel and is enclosed by the adjacent long radiating fin on right side and short radiating fin and form, and cylinder sleeve cools left air channel and cylinder sleeve and cools right air channel and be all arranged on axis by cylinder cover inner hole and in the plane of the axes normal of crankshaft installed hole system.
Further, the nominal pore size in crankshaft installed hole is ￠ 100 millimeters, and the nominal pore size of cylinder cover inner hole is ￠ 98 millimeters, and the nominal pore size of camshaft hole mounting hole is ￠ 22 millimeters, in the front view of tooth lid attachment face, with the center in crankshaft installed hole for true origin, horizontal line is X-axis line, is to the right forward, vertical line is Y-axis line, be upwards forward, the coordinate dimension of camshaft mounting hole is: X=91.23 millimeter, Y=25 millimeter.
Further, also comprise balance axis hole, the nominal pore size of balance axis hole is ￠ 52 millimeters, in the front view of tooth lid attachment face, with the center in crankshaft installed hole for true origin, horizontal line is X-axis line, be to the right forward, vertical line is Y-axis line, is upwards forward, balance axis hole coordinate dimension be: X=-81.04 millimeter, Y=-33 millimeter.
Adopt air-cooled diesel engine of the present invention, in its cooling system, body is one of main heat sink body, cooling wind regime is provided by the flywheel of High Rotation Speed, mineralization pressure cooling air chamber is docked by sealing by wind scooper and body flywheel attachment face, the pressure cooling air that the flywheel of High Rotation Speed produces in pressure cooling air chamber carries out pressure cooling to the machine oil in the cylinder liner of cylinder head, body epimere, driving component cavity volume and body housing self respectively by four cooling paths, and the outflow wind of cooling air cylinder sleeve and cylinder head carries out secondary cooling to silencing apparatus.
Pressure cooling path to cylinder head: the pressure cooling air produced in pressure cooling air chamber carries out pressure cooling through interior two cooling ducts of air intake pipe importing cylinder head to cylinder head from the Cooling of Cylinder Head air port of wind scooper upper end, the outlet pipe of cooling air to silencing apparatus flowed out from interior cooling duct cools, the radiating fin that the radiating fin that the valve cage capping of simultaneously cylinder head is arranged and outlet pipe attachment face are arranged increases the natural heat dissipation area of cylinder head, improves the heat dispersion of cylinder head.
Pressure cooling path to cylinder liner: the pressure cooling air produced in pressure cooling air chamber flows into tooth lid attachment face by the cylinder sleeve cooling air channel, left and right being arranged on cylinder liner sidewall from flywheel attachment face, pressure cooling air in pressure cooling air chamber cools from cylinder sleeve cooling air channel, left and right cylinder liner, the cooling air flowed through blows to cylinder head under the gear of cylinder sleeve side induced draft plate draws, realize cooling twice to cylinder head, when flowing out, also higher to temperature silencing apparatus exposes housing and cools.
Pressure cooling path to machine oil: the bottom coohng passage that the pressure cooling air produced in pressure cooling air chamber consists of machine oil radiating groove and lower intake grill, the strip slotted eye of hollow structure machine oil cooling stick, organism bottom carries out inside and outside synchronous cooling, wherein, hollow structure machine oil cooling stick can realize directly forcing cooling to the machine oil in driving component cavity volume, the leading to structure and can carry out forced air cooling to the bottom of body of the machine oil radiating groove that organism bottom is arranged and lower intake grill.
Inner side surface due to pressure cooling air chamber is exactly the flywheel attachment face of body, pressure cooling air directly carries out pressure cooling to body housing, hollow structure machine oil cooling stick is set under the trapped fuel liquid level in driving component cavity volume and the pressure cooled gas introducing in pressure cooling air chamber wherein can be flowed to tooth lid attachment face side, pressure cooling air is drawn toward bottom by the strip slotted eye that cooling stick inner chamber is arranged simultaneously, thus realize directly forcing cooling to the machine oil in driving component cavity volume, the machine oil radiating groove arranged in the bottom of body, in the machine oil radiating groove that the bottom that pressure cooled gas in pressure cooling air chamber flows into body from lower intake grill is arranged, realize carrying out forced air cooling to the bottom of body.
By knowing after comparative trial, the cooling effect of the diesel engine adopting the present invention to produce is best, and concrete test result is as following table:
(1) test conditions: run 4 hours continuously in identical declared working condition condition, test ambient temperature 30 DEG C, respectively measuring machine oil temperature;
(2) test result:
(3) conclusion (of pressure testing):
Can be learnt by upper table, use oil temperature of the present invention to be only 90 DEG C, and the oil temperature of isonomic existing product be respectively L170F, 109 DEG C; L178F, 111 DEG C; L186F, 116 DEG C, adopt cooling scheme of the present invention, although the cooling air quantity of the actual use of diesel engine specific power declines, significantly declining has appearred in oil temperature, compares L170F, 109 DEG C low 19 DEG C, than L186F, 116 DEG C low 26 DEG C, the cooling effect of diesel engine obtains those skilled in the art and cannot predict technique effect.
In the prior art, the specific power of L178F cooling air quantity used have dropped 102.0-98.1=3.9m than L170F
3/ h, have dropped 3.9%, and oil temperature rises 2 DEG C, rises 1.8%; The specific power cooling air quantity used of L186F have dropped 1.55m than L178F
3/ h, have dropped 1.6%, and oil temperature rises 5 DEG C, rises 4.5%; It can thus be appreciated that, diesel engine cooling air quantity is larger, the cooling effect of diesel engine is better, oil temperature is lower, otherwise then oil temperature is higher, and substantially linear, the present invention has then broken the routine expection of people, adopt the L198F diesel engine of cooling scheme of the present invention compared with existing L170F diesel engine, specific power cooling air quantity used have dropped 23.89m than L170F
3/ h, fall reaches 23.4%, and oil temperature does not rise counter falling, and have dropped 19 DEG C, fall reaches 17.9%.
Known by above-mentioned comparative analysis, the shunting vertical cooling scheme that the present invention takes has outstanding substantive distinguishing features relative to prior art, achieves the technique effect that those skilled in the art are difficult to predict, has aobvious special progressive.
Because the working machine temperature of air-cooled diesel engine is significantly reduced, and can effectively control, therefore all kinds of technological deficiencies because of the higher initiation of machine temperature can be eliminate or reduced, through the actual installation test of claimant, all technical is obviously better than similar type product of the prior art, and the key technical indexes of the L198F diesel engine adopting the present invention to produce is as follows:
Bore/stroke is 98 × 82mm, discharge capacity 0.618L,
12 one-hour rating 8.8kW/3000r/min, 9.5kW/3600r/min;
1 one-hour rating 9.6kW/3000r/min, 10.5kW/3600r/min;
Under 8.8kW/3000r/min state, fuel oil consumption is 232.7g/kW.h, row's temperature 456 DEG C, oil temperature 89 DEG C; Under overburdening operating point (1 hour operating mode) 9.6kW/3000r/min state, fuel oil consumption is 257g/kW.h, row's temperature 530 DEG C; Fuel oil consumption under torque point 7.2kW/2200r/min state is 237.2g/kW.h, row's temperature 440 DEG C, oil temperature 84 DEG C; The minimum fuel oil consumption of mapping characteristics reaches below 225g/kW.h; Complete machine engine oil consumption is 1.05g/kW.h; Total noise of centrifuge is 109dB (A); Idling 870r/min; Steady state speed governing rate 5.5%.
It can auxiliary generator group; Water pump assembly, microtilling machine, motor tricycle, engineering machinery etc.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention (stereogram viewed from flywheel attachment face);
Fig. 2 is structural representation of the present invention (front view of flywheel attachment face);
Fig. 3 is structural representation of the present invention (stereogram viewed from tooth lid attachment face);
Fig. 4 is structural representation of the present invention (front view of tooth lid attachment face);
Fig. 5 is A-A sectional view in Fig. 4;
In figure: 1-flywheel attachment face; 2-tooth lid attachment face; 3-cylinder liner; 4-cylinder sleeve cools left air channel; 5-cylinder sleeve cools right air channel; 6-driving component cavity volume; 7-machine oil cooling stick; 8-body bottom surface; 9-crankshaft installed hole; Intake grill under 10-; 11-camshaft mounting hole; 12-balances axis hole; The long radiating fin of 31-; The short radiating fin of 32-; 71-intake grill; 72-exhaust outlet; 73-center cavity; 74-strip slotted eye; 81-machine oil radiating fin; 82-machine oil radiating groove.
Embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described:
The body of the energy saving and environment friendly vertical air-cooled diesel engine of a kind of low machine temperature, as shown in Fig. 1 ~ Fig. 5, the body of its to be cylinder diameter be vertical air-cooled L198F diesel engine of 98 millimeters, comprise flywheel attachment face 1, tooth lid attachment face 2, cylinder liner 3, cylinder sleeve cools left air channel 4, cylinder sleeve cools right air channel 5, driving component cavity volume 6, machine oil cooling stick 7, body bottom surface 8, crankshaft installed hole 9, lower intake grill 10, camshaft mounting hole 11 and balance axis hole 12, driving component cavity volume 6 is arranged on the below of cylinder liner 3, driving component cavity volume 6 is also the storing cavity of machine oil, two machine oil cooling sticks 7 are provided with in driving component cavity volume 6, two machine oil cooling sticks 7 with the vertical surface of crankshaft center line for symmetry plane is arranged on the below in crankshaft installed hole 9 symmetrically, the rational height of machine oil cooling stick 7 is under machine oil design liquid level height, machine oil cooling stick 7 is hollow structure, its intake grill 71 is arranged on flywheel attachment face 1, its exhaust outlet 72 is arranged on tooth lid attachment face 2, machine oil cooling stick 7 is radiating pieces in the machine oil in diesel engine oil sump, strip slotted eye 74 is provided with in the bottom of the center cavity 73 of machine oil cooling stick 7, strip slotted eye 74 communicates with the machine oil radiating groove 82 of body bottom surface 8, body bottom surface 8 is provided with machine oil radiating fin 81 and machine oil radiating groove 82, machine oil radiating groove 82 is arranged between adjacent two machine oil radiating fin 81, machine oil radiating groove 82 makes the flywheel attachment face 1 of body interlink with tooth lid attachment face 2, two lower intake grills 10 are provided with in the lower end of flywheel attachment face 1, two lower intake grill 10 spaced horizontal distributions, two lower intake grills 10 interlink with machine oil radiating groove 82, the two forms organism bottom to the outer cooling zone of oil sump, cylinder sleeve cools left air channel 4, cylinder sleeve cools right air channel 5, machine oil cooling stick 7 and lower intake grill 10 are distributed in the pressure cooling air chamber of body, the pressure cooling air chamber of body is sealed by air shield of flywheel and the flywheel attachment face 1 of body to dock the rear space formed.In the present invention, the left and right sidewall being positioned at cylinder liner 3 at the flywheel attachment face 1 of body is interval with cylinder sleeve along short transverse and cools left air channel 4 and cylinder sleeve cools right air channel 5, cylinder sleeve cools left air channel 4 and is enclosed by two long radiating fin 31 that left side is adjacent and form, cylinder sleeve cools right air channel 5 and is enclosed by the adjacent long radiating fin 31 on right side and short radiating fin 32 and form, cylinder sleeve cools left air channel 4 and cylinder sleeve and cools right air channel 5 and be all arranged on axis by cylinder liner 3 endoporus and in the plane of the axes normal of crankshaft installed hole system, at the head of short radiating fin 32 with arc section, in this example, the nominal pore size in crankshaft installed hole 9 is φ 100 millimeters, the nominal pore size of cylinder liner 3 endoporus is φ 98 millimeters, the nominal pore size of camshaft mounting hole 11 is φ 22 millimeters, the nominal pore size of balance axis hole 12 is φ 52 millimeters, in the front view of tooth lid attachment face 2, with the center in crankshaft installed hole 9 for true origin, horizontal line is X-axis line, it is to the right forward, vertical line is Y-axis line, it is upwards forward, the coordinate dimension of camshaft mounting hole 11 is: X=91.13 millimeter, Y=25 millimeter, balance axis hole 12 coordinate dimension be: X=-81.04 millimeter, Y=-33 millimeter.
Embodiments of the present invention are a lot, are not limited to example.
Claims (10)
1. the body of the one kind low energy saving and environment friendly vertical air-cooled diesel engine of machine temperature, comprise flywheel attachment face (1), tooth lid attachment face (2), cylinder liner (3), cylinder sleeve cools left air channel (4), cylinder sleeve cools right air channel (5) and driving component cavity volume (6), driving component cavity volume (6) is arranged on the below of cylinder liner (3), it is characterized in that: in driving component cavity volume (6), be provided with machine oil cooling stick (7), it is corresponding that rational height and the machine oil of machine oil cooling stick (7) design liquid level height, machine oil cooling stick (7) is hollow structure, its intake grill (71) is arranged on flywheel attachment face (1), its exhaust outlet (72) is arranged on tooth lid attachment face (2), machine oil cooling stick (7) is radiating piece in the machine oil in diesel engine oil sump, body bottom surface (8) are provided with machine oil radiating fin (81) and machine oil radiating groove (82), machine oil radiating groove (82) is arranged between adjacent two machine oil radiating fin (81), machine oil radiating groove (82) makes the flywheel attachment face (1) of body and tooth lid attachment face (2) interlink, lower intake grill (10) is provided with in the lower end of flywheel attachment face (1), lower intake grill (10) and machine oil radiating groove (82) interlink, the two forms organism bottom to the outer cooling zone of oil sump, cylinder sleeve cools left air channel (4), cylinder sleeve cools right air channel (5), machine oil cooling stick (7) and lower intake grill (10) are distributed on flywheel attachment face (1), and be positioned at by air shield of flywheel and the flywheel attachment face (1) of body seal dock after the pressure cooling air chamber that formed.
2. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 1, is characterized in that: the center cavity (73) of machine oil cooling stick (7) and the machine oil radiating groove (82) of body bottom surface (8) interlink.
3. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 2, it is characterized in that: the structure interlinked at the center cavity (73) of machine oil cooling stick (7) and the machine oil radiating groove (82) of body bottom surface (8) is: be provided with strip slotted eye (74) in the bottom of the center cavity (73) of machine oil cooling stick (7), strip slotted eye (74) communicates with the machine oil radiating groove (82) of body bottom surface (8).
4. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 1, is characterized in that: the magnitude setting of machine oil cooling stick (7) is 1 ~ 3.
5. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 4, is characterized in that: the magnitude setting of machine oil cooling stick (7) is 2, and is arranged on the below of crankshaft installed hole (9).
6. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 1, is characterized in that: machine oil cooling stick (7) is arranged on below machine oil design liquid level height.
7. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 1, it is characterized in that: be provided with two lower intake grills (10) in the lower end of the flywheel attachment face (1) of body, two lower intake grill (10) spaced horizontal distributions.
8. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 1, it is characterized in that: the left and right sidewall being positioned at cylinder liner (3) at the flywheel attachment face (1) of body is interval with cylinder sleeve along short transverse and cools left air channel (4) and cylinder sleeve cools right air channel (5), cylinder sleeve cools left air channel (4) and is enclosed by two long radiating fin (31) that left side is adjacent and form, cylinder sleeve cools right air channel (5) and is enclosed by the adjacent long radiating fin (31) on right side and short radiating fin (32) and form, cylinder sleeve cools left air channel (4) and cylinder sleeve and cools right air channel (5) and be all arranged on axis by cylinder liner (3) endoporus and in the plane of the axes normal of crankshaft installed hole system.
9. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 1, it is characterized in that: the nominal pore size of crankshaft installed hole (9) is ￠ 100 millimeters, the nominal pore size of cylinder liner (3) endoporus is ￠ 98 millimeters, the nominal pore size of camshaft hole mounting hole (11) is ￠ 22 millimeters, in the front view of tooth lid attachment face (2), with the center of crankshaft installed hole (9) for true origin, horizontal line is X-axis line, it is to the right forward, vertical line is Y-axis line, it is upwards forward, the coordinate dimension of camshaft mounting hole (11) is: X=91.23 millimeter, Y=25 millimeter.
10. the body of the energy saving and environment friendly vertical air-cooled diesel engine of low machine temperature according to claim 9, it is characterized in that: also comprise balance axis hole (12), the nominal pore size of balance axis hole (12) is ￠ 52 millimeters, in the front view of tooth lid attachment face (2), with the center of crankshaft installed hole (9) for true origin, horizontal line is X-axis line, it is to the right forward, vertical line is Y-axis line, it is upwards forward, balance axis hole (12) coordinate dimension be: X=-81.04 millimeter, Y=-33 millimeter.
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| CN201510366604.2A CN104948287A (en) | 2015-06-28 | 2015-06-28 | Engine body of low-temperature energy-saving and environment-friendly vertical air-cooled diesel engine |
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| CN201510366604.2A CN104948287A (en) | 2015-06-28 | 2015-06-28 | Engine body of low-temperature energy-saving and environment-friendly vertical air-cooled diesel engine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826718A (en) * | 2019-03-22 | 2019-05-31 | 无锡华源凯马发动机有限公司 | The body of big stroke low emission single-cylinder air-cooled diesel engine |
| CN113915024A (en) * | 2021-11-22 | 2022-01-11 | 无锡华源凯马发动机有限公司 | A lightweight single-cylinder air-cooled diesel engine body with smooth heat dissipation |
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| CN113915024A (en) * | 2021-11-22 | 2022-01-11 | 无锡华源凯马发动机有限公司 | A lightweight single-cylinder air-cooled diesel engine body with smooth heat dissipation |
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Address after: 213200, Jintan District, Jiangsu City, Changzhou province after the town of Yang Zhen Yang Xing Road North Applicant after: JIANGSU XINLAND DIESEL ENGINE Co.,Ltd. Applicant after: CHANGZHOU HI-EARNS MECHANICAL & ELECTRICAL Co.,Ltd. Applicant after: CHANGZHOU AIXIN ELECTROMECHANICAL CO.,LTD. Applicant after: Wang Qinquan Address before: 213200, Jiangsu, Jintan District, Changzhou City, Kim Town, Yang Yang Town, No. 1 Yang Hing North Road Applicant before: JINTAN XINLAND DIESEL ENGINE Co.,Ltd. Applicant before: CHANGZHOU HI-EARNS MECHANICAL & ELECTRICAL Co.,Ltd. Applicant before: CHANGZHOU AIXIN ELECTROMECHANICAL CO.,LTD. Applicant before: Wang Qinquan |
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Application publication date: 20150930 |