CN101782017B - Buffer-type diesel engine - Google Patents
Buffer-type diesel engine Download PDFInfo
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- CN101782017B CN101782017B CN2010101102019A CN201010110201A CN101782017B CN 101782017 B CN101782017 B CN 101782017B CN 2010101102019 A CN2010101102019 A CN 2010101102019A CN 201010110201 A CN201010110201 A CN 201010110201A CN 101782017 B CN101782017 B CN 101782017B
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- diesel engine
- oil
- engine
- buffer
- shutdown valve
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- 239000003921 oil Substances 0.000 claims abstract description 37
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 239000010721 machine oil Substances 0.000 claims description 15
- 239000002131 composite material Substances 0.000 claims description 8
- 238000006073 displacement reaction Methods 0.000 claims description 5
- 239000011148 porous material Substances 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005553 drilling Methods 0.000 abstract description 5
- 230000001681 protective effect Effects 0.000 abstract description 5
- 239000010705 motor oil Substances 0.000 abstract 2
- 239000002184 metal Substances 0.000 abstract 1
- 238000001816 cooling Methods 0.000 description 2
- 238000005474 detonation Methods 0.000 description 2
- 239000002283 diesel fuel Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000012467 final product Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 235000015927 pasta Nutrition 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 210000000707 wrist Anatomy 0.000 description 1
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Abstract
The invention discloses a buffer-type diesel engine which comprises an engine body, a cylinder body, a piston, a cylinder cover, a crankshaft, a link and a flywheel arranged on one end of the crankshaft and is characterized by also comprising an less engine oil automatic protective device, a vibration buffer device, an overtemperature protective device and an oil passage; the less engine oil automatic protective device is arranged on the inner lower side of the engine body and comprises a floater, a one-way valve and a shutdown valve control line; the vibration buffer device is arranged in the cylinder cover and comprises an energy storing cavity and a vibration buffer piston; the lower end of the energy storing cavity is communicated with the inner part of the cylinder body by an air hole; the overtemperature protective device is arranged on the outer side of the engine body and is used for controlling a shutdown valve of the diesel engine by thermal deformation of double metal sheets; the oil passage is arranged between a lower gap block and an upper piston pin hole on the link; and the flywheel is a soft flywheel which comprises an inner heavy ring, an outer heavy ring and a rubber or elastic steel piece for connecting the inner and the outer heavy rings. The buffer-type diesel engine has the advantages of low noise, small vibration, stable performance and oil saving, and is suitable for oil exploration drilling and use as matched power for machines at a poor environment.
Description
Technical field
The present invention relates to a kind of motor, especially the double-cylinder V-shape four-stroke air-cooled diesel engine used of oil exploration drilling.
Background technique
The mountain region hidden hole drilling that existing oil exploration drilling is used is typically equipped with three double-cylinder V-shape four-stroke air-cooled diesel engines about 2V25 horsepower.As everybody knows, the work of oil exploration is very arduous, and environment is abominable.The transportation of motor is the manpower transport normally, and DENG almost is oepration at full load at work, and high-temperature dust is big.So, require the weight of motor to want light, performance quality is stable, to high temperature and machine oil automatic protective system will be arranged, and could guarantee the smooth completion of oil exploration work.At present, great majority all are to use U.S. Kohler Co to produce petrol engine in oil exploration, be characterized in the high oil consumption of high temperature, and the gasoline burning-point are low, and operation in the open air causes fire easily.Therefore; Each state is all attempting using double-cylinder V-shape four-stroke air-cooled diesel engine in recent years, the 2V840 that 290 diesel engines, the Nantong City general victory Dynamics Co., Ltd that produces like Buddhist nun's double cylinder wind cooling diesel in Buddhist nun's double cylinder wind cooling diesel, the imitative glug of Wuxi Huayuankaima Engine Co., Ltd in the glug of Italy's product produces and the 2V836 type air-cooled diesel engine of 2V870 type air-cooled diesel engine and the production of Haimen, Nantong City Hai Pu Mechanology Inc..But existing double-cylinder V-shape four-stroke air-cooled diesel engine noise is big, quick-fried shaking seriously, and unstable properties, second-rate.Can only on general generator set, use, can not in the oil exploration drilling construction, use.
Summary of the invention
The purpose of this invention is to provide a kind of low noise, vibrate little, the buffer-type diesel engine of stable performance and fuel-economizing.
Technological scheme of the present invention is:
A kind of buffer-type diesel engine, it comprises engine block, cylinder body, piston, cylinder head, crankshaft-and-connecting-rod, and is located at the flywheel on the engine block outside and bent axle one end, it is characterized in that also comprising:
Be located at said engine block inner underside, what comprise float, one-way valve and shutdown valve guide line owes the machine oil automatic safety device;
Be located in the described cylinder head, comprise the slow vibrating device that the lower end constitutes through the energy-storing chamber that communicates in pore and the said cylinder body and the slow piston that shakes wherein;
Be located on the said engine block outside overtemperature protection device of the Control Thermal Deformation diesel engine shutdown valve through the bimetal composite sheet;
The oil duct that between the supreme piston pin hole of the lower bearing on the said connecting rod, is provided with;
Described flywheel constitutes soft flywheel by inside and outside heavy ring with rubber that is connected inside and outside heavy ring or elastic steel sheet.
The described machine oil automatic safety device of owing comprises float, one-way valve and shutdown valve guide line, and wherein, float is through the fly rod and the engine block hinged inside in left side, and the oil level work is unsteady flexibly up and down at random to make float; The middle part of fly rod is connected with an end of shutdown valve guide line, the other end of guide line be located at body above shutdown valve control end on high pressure oil pump one side be connected; The middle part of fly rod also is connected with the moved end of one-way valve, and the fixed end and the input oil pipe of one-way valve connect.
Described overtemperature protection device, its bimetal composite sheet are close to the engine block folding outside, and its deformation displacement control end is connected with the control end of diesel engine shutdown valve.
Describedly softly fly by interior heavily ring, heavily ring and polylith rubber or elastic steel sheet constitute, wherein, the interior endoporus that heavily encircles of flywheel is fixedly connected with said bent axle one end, heavily ring and heavily pass through polylith rubber or elastic steel sheet fixed connection outward between the ring.
The buffer-type diesel engine of above structure; Be provided with at the engine block inner underside and owe the machine oil automatic safety device, when the machine oil loss dropped to pasta to limit the position, float was opened one-way valve to DENG thereupon descending at work; Machine oil in the drop tank outside the machine adds in the engine block from oil pipe automatically; If inorganic oil in the sump makes engine shutdown through shutting down guide line control DENG shutdown valve, thereby has protected motor.In cylinder head, be provided with energy-storing chamber and wherein the slow slow vibrating device that piston constitutes that shakes, when piston when going upward to a certain regulation of budc crank angle, compressed HTHP burning mixture burning expansion; The inflammable mixture that is burning makes the formation detonation that sharply raises of the temperature and pressure in the cylinder; Piston is moved huge moment power backward and with engine producing is quick-fried shakes, the slow piston that shakes in the energy-storing chamber is then moved by huge pressure at this moment, has increased the volume of pressure cylinder; Reduced the pressure of detonation gas to piston; Reached simultaneously and cushioned quick-fried effect of shaking, and the slow piston that shakes resets under the effect of spring and reduces the volume of pressure cylinder during descent of piston after quick-fried the shaking; The force piston acting that is produced, but fuel-economizing 10～25%.On the engine block outside; Be provided with overtemperature protection device through the Control Thermal Deformation diesel engine shutdown valve of bimetal composite sheet; When the temperature failover of motor exceeds qualification high temperature; The bimetal composite sheet produces thermal distortion, and the shutdown valve of the displacement energy control DENG that this distortion produces makes it to shut down, and can not damaged by overtemperature with the protection motor.The oil duct that between the supreme piston pin hole of the lower bearing on the connecting rod, is provided with can be passed to the machine oil that pressure is arranged on the crankshaft bearing liner in the piston pin hole of small end, reduces the frictional force between wrist pin, the hole, increases power output, fuel-economizing and reduce noise.The inside and outside heavy ring of flywheel is connected and composed soft flywheel with rubber or elastic steel sheet; When flywheel interior heavily when ring receives the power that bent axle transmits, pass to outer heavily ring through elastic steel sheet or rubber, the power transmission of elastic steel sheet or rubber has been alleviated the power of burst; Promptly having cushioned the quick-fried of motor shakes; And the quick-fried power of shaking partly is used in the acting to flywheel, and make the flywheel running steadily, make the operation of motor normal and stable.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention is described further.
Shown in Figure 1, be structural representation of the present invention.By knowing among the figure, the present invention includes engine block 1, cylinder body 15, piston 14, cylinder head 22, bent axle 5 and connecting rod 33, and be located at the flywheel on engine block 1 outside and bent axle 5 one ends.Wherein, interior 3 endoporus that heavily encircle of flywheel are fixedly connected with bent axle 5 one ends, heavily encircle 3 and heavily encircle 2 outward between be fixedly connected through polylith rubber or elastic steel sheet 4.See that from figure elastic steel sheet 4 complications can cushion quick-fried the shaking that diesel engine produces well, alleviate the momentum of connecting rod, make the rotation of flywheel become soft, reduce machine and shake bent axle.At engine block 1 inner underside, be provided with comprise float 6, one-way valve 9 and shutdown valve guide line 12 owe the machine oil automatic safety device, wherein, float 6 is through the fly rod 7 and engine block 1 hinged inside in left side, make float 6 at random oil level do to float flexibly up and down; The middle part of fly rod 7 is connected with an end of shutdown valve guide line 12, the other end of guide line 12 be located at body 1 above shutdown valve 25 control ends on high pressure oil pump 26 1 sides is connected, see the A-A line connection among the figure; The middle part of fly rod 7 also is connected with the moved end 8 of one-way valve 9, and the fixed end of one-way valve 9 and input oil pipe 10 connect.Can see that from figure the moved end 8 and the fixed end of one-way valve 9 is the cone structure of mating each other, can be with path blockade when both are nested.So when owing machine oil in the engine block 1, float 6 oil level at random descends, shutdown valve guide line 12 lower ends on the fly rod 7 are by drop-down, shutdown valve 25 control ends of pulls wire upper end, and control shutdown valve 25 makes motor not have oil and shuts down.Simultaneously, one-way valve 9 is opened also by drop-down in the moved end 8 of one-way valve 9, and the external machine oil C of body gets in the engine block 1 from input oil pipe 10, replenishes machine oil, thereby has protected the DENG of owing machine oil.DENG is hereinafter to be referred as diesel engine.
In Fig. 1, be provided with piston 14 in the cylinder body 15, communicate with oil injecting nozzle 16, valve 17, the slow piston 21 that shakes through pore respectively in the cylinder head 22 above it.Wherein, the slow piston 21 that shakes is in the energy-storing chamber that is located in the cylinder head 22, and the slow piston 21 that shakes gets lodged on the pore through the spring in it 20.The upper end of the original valve 17 of diesel engine is with extensive position spring 19; Following the touching mutually of its upper tip and air valve bridge 18 1 terminations; And the controlling rod 24 and contact 27 that connect through air valve bridge 18 and another termination thereof, the control of the gate control cam 28 of being bullied, this is the prior art of former diesel engine.The other end of the original oil injecting nozzle 16 of diesel engine is communicated with a diesel oil output terminal of high pressure oil pump 26; The input diesel oil B of high pressure oil pump 26 gets into high pressure oil pumps 26 through shutdown valve 25, through being defeated by two oil injecting nozzles 16,29 and corresponding cylinder body 15,31 thereof through high-pressure oil pipe respectively after the pressurization.Because the structure of two cylinder bodies 15,13 and annex thereof is symmetrical, so the structure in it is only drawn left side cylinder body 15.Other at high pressure oil pump 26, be close to above engine block 1 outside; Be provided with overtemperature protection device 23 through the Control Thermal Deformation diesel engine shutdown valve 25 of bimetallic strip S; If bimetal composite sheet S produces thermal distortion; The control end of the displacement energy control diesel engine shutdown valve 25 that this distortion produces makes it oil-break and shuts down, and can not damaged by overtemperature with the protection motor.In practical application; Bimetallic strip S can be located at the responsive place of engine block 1 any heating; The displacement control end is connected with the control end of diesel engine shutdown valve 25 and gets final product, the oil duct 33 that between the 11 supreme piston pin holes 13 of the lower bearing on the original connecting rod 32 of diesel engine, is provided with, and this oil duct 33 is when implementing; Can be boring, also can be to insert little copper pipe behind the fluting to constitute.The machine oil that pressure is arranged on the crankshaft bearing liner 11 can be transported in the piston pin hole 13 of small end.
Claims (3)
1. buffer-type diesel engine, it comprises engine block, cylinder body, piston, cylinder head, crankshaft-and-connecting-rod, and is located at the flywheel on the engine block outside and bent axle one end, it is characterized in that also comprising:
Be located at said engine block (1) inner underside, what comprise float (6), one-way valve (9) and shutdown valve guide line (12) owes the machine oil automatic safety device;
Be located in the described cylinder head (22), comprise the slow vibrating device that energy-storing chamber that the lower end is passed through to communicate in pore and the said cylinder body (15) and the slow piston that shakes (21) wherein constitute;
Be located on said engine block (1) outside overtemperature protection device of the Control Thermal Deformation diesel engine shutdown valve (25) through the bimetal composite sheet;
The oil duct (33) that between the supreme piston pin hole of lower bearing (11) (13) on the said connecting rod (32), is provided with;
Described flywheel is by interior heavily ring (3), heavy ring (2) and rubber that is connected inside and outside heavy ring or elastic steel sheet (4) formation outward.
2. buffer-type diesel engine according to claim 1 is characterized in that:
The described machine oil automatic safety device of owing comprises float (6), one-way valve (9) and shutdown valve guide line (12), and wherein, float (6) is through the fly rod (7) and engine block (1) hinged inside of a side; The middle part of fly rod (7) is connected with an end of shutdown valve guide line (12), the other end of shutdown valve guide line (12) be located at body above shutdown valve (25) control end on high pressure oil pump (26) one sides be connected; The middle part of fly rod (7) also is connected with the moved end (8) of one-way valve (9), and the fixed end of one-way valve (9) and input oil pipe (10) connect.
3. buffer-type diesel engine according to claim 1 is characterized in that:
Described overtemperature protection device, its bimetal composite sheet is close to the outside of engine block (1), and the thermal distortion displacement control end of bimetal composite sheet is connected with the control end of diesel engine shutdown valve (25).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101102019A CN101782017B (en) | 2010-02-20 | 2010-02-20 | Buffer-type diesel engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101102019A CN101782017B (en) | 2010-02-20 | 2010-02-20 | Buffer-type diesel engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101782017A CN101782017A (en) | 2010-07-21 |
| CN101782017B true CN101782017B (en) | 2012-08-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101102019A Expired - Fee Related CN101782017B (en) | 2010-02-20 | 2010-02-20 | Buffer-type diesel engine |
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| Country | Link |
|---|---|
| CN (1) | CN101782017B (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4142811A1 (en) * | 1990-12-26 | 1992-07-09 | Ryobi Ltd | LUBRICATION DEVICE OF A 4-STROKE INTERNAL COMBUSTION UNIT FOR A TRANSPORTABLE WORKING MACHINE |
| CN2767675Y (en) * | 2005-01-15 | 2006-03-29 | 孔麦所 | Middle and large scale multi-cylinder diesel engine protector |
| JP2008038757A (en) * | 2006-08-07 | 2008-02-21 | Toyota Motor Corp | Piston cooling system of internal combustion engine |
| CN101338696A (en) * | 2008-08-19 | 2009-01-07 | 湖南奔腾动力科技有限公司 | Gasoline and diesel general purpose internal-combustion engine |
-
2010
- 2010-02-20 CN CN2010101102019A patent/CN101782017B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE4142811A1 (en) * | 1990-12-26 | 1992-07-09 | Ryobi Ltd | LUBRICATION DEVICE OF A 4-STROKE INTERNAL COMBUSTION UNIT FOR A TRANSPORTABLE WORKING MACHINE |
| CN2767675Y (en) * | 2005-01-15 | 2006-03-29 | 孔麦所 | Middle and large scale multi-cylinder diesel engine protector |
| JP2008038757A (en) * | 2006-08-07 | 2008-02-21 | Toyota Motor Corp | Piston cooling system of internal combustion engine |
| CN101338696A (en) * | 2008-08-19 | 2009-01-07 | 湖南奔腾动力科技有限公司 | Gasoline and diesel general purpose internal-combustion engine |
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| Publication number | Publication date |
|---|---|
| CN101782017A (en) | 2010-07-21 |
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Effective date of registration: 20151217 Address after: 214443, 1201, Cheng Cheng Road, Jiangyin, Jiangsu, Wuxi Patentee after: Jiangyin Longtai Machinery Co., Ltd. Address before: 530031, the Guangxi Zhuang Autonomous Region, Nanning Ma Zhen Ma Ping Coal Yard Patentee before: Yang Guangjun |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120822 Termination date: 20180220 |
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| CF01 | Termination of patent right due to non-payment of annual fee |