CN101832252B - Energy-saving automobile water-cooling air compressor - Google Patents
Energy-saving automobile water-cooling air compressor Download PDFInfo
- Publication number
- CN101832252B CN101832252B CN2010101653191A CN201010165319A CN101832252B CN 101832252 B CN101832252 B CN 101832252B CN 2010101653191 A CN2010101653191 A CN 2010101653191A CN 201010165319 A CN201010165319 A CN 201010165319A CN 101832252 B CN101832252 B CN 101832252B
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- Prior art keywords
- hole
- bearing
- water
- crankcase
- oil
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- 239000003570 air Substances 0.000 title claims abstract description 42
- 238000001816 cooling Methods 0.000 title claims abstract description 42
- 239000003921 oils Substances 0.000 claims abstract description 67
- 239000011901 water Substances 0.000 claims abstract description 21
- 210000004722 Stifle Anatomy 0.000 claims description 18
- 238000007789 sealing Methods 0.000 claims description 9
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 238000005755 formation reactions Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 10
- 238000005461 lubrication Methods 0.000 description 12
- 239000000314 lubricants Substances 0.000 description 10
- 238000005096 rolling process Methods 0.000 description 4
- 102000010637 Aquaporins Human genes 0.000 description 3
- 108010063290 Aquaporins Proteins 0.000 description 3
- 239000000446 fuels Substances 0.000 description 3
- 239000000498 cooling water Substances 0.000 description 2
- 230000000875 corresponding Effects 0.000 description 2
- 238000000034 methods Methods 0.000 description 2
- 208000008425 Protein Deficiency Diseases 0.000 description 1
- 238000005119 centrifugation Methods 0.000 description 1
- 230000000295 complement Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reactions Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 230000002035 prolonged Effects 0.000 description 1
- 239000007787 solids Substances 0.000 description 1
- 238000005429 turbidity Methods 0.000 description 1
Abstract
Description
Technical field
The present invention relates to automobile air compressor, especially a kind of automobile water-cooling air compressor.
Background technique
Automobile air compressor extensively applies to the braking of automobile, the opening or closing, tyre inflation etc. of automobile door and window.Existing automobile air compressor can be divided into positive displacement compressor, reciprocal compressor, centrifugal compressor by working principle, and compressor commonly used mostly is a reciprocal compressor, claims piston compressor again.Patent No. ZL200320111012.9 as the Chinese patent literature publication, November 3 2004 notice of authorization day, the model utility name is called " automobile-used air compressor interrupted oil supply mechanism ", this patent not only discloses a kind of piston compressor, a kind of mechanism of bent axle fuel feeding is also disclosed simultaneously, the characteristics of its structure are to be provided with on the bent axle special lube neck, and the oilhole of this lubricant oil neck communicates with other lubricant housings oilhole of bent axle.
The patent No. ZL200320111019.0 as Chinese patent literature publication that the oil feeding mechanism of above-mentioned patent is similar, on November 3 2004 notice of authorization day, the model utility name is called: " a kind of automobile-used the oil-feed of air compressor end face mechanism ".
To sum up the bent axle of two kinds of patents all adopts rolling bearing, and oil supply structure all is to have oil circuit on the bent axle, connects oil circuit by the oil inlet hole on the crankcase body, by oil circuit fluid is delivered to required lubricated position again, realizes the lubricated of air compressor internal mechanism.Because of rolling bearing mostly is to adopt solid lubricant, so rolling bearing need not oil lubrication after installing, and described lubricated position is the position that bent axle links to each other with connecting rod.So above-mentioned two kinds of patents are disclosed is a kind of crankcase body of rolling bearing and oil supply structure between bent axle and the connecting rod of adopting.The cooling structure of existing automobile air compressor mostly is air-cooled structure and water-cooling structure, its water-cooling structure is roughly and is provided with water channel in the cylinder head, thereby in water channel, circulate the delivery temperature that reduces air compressor by cooling water, but this only cooling method by water channel is still waiting further improvement.
Summary of the invention
For overcoming above-mentioned deficiency, the objective of the invention is provides a kind of automobile water-cooling air compressor to related domain, makes it solve the bent axle oil supply structure and the not good enough technical problem of exhaust cooling effect of existing similar automobile air compressor.The present invention wants improved is that the oil supply structure between the crankcase body of sliding bearing and bent axle and bearing, the connecting rod is all adopted at a kind of two ends, its objective is to be achieved through the following technical solutions.
A kind of automobile water-cooling air compressor, this compressor comprises the crankcase body with the cylinder disjunctor, the upper end of crankcase body connects valve plate and cylinder head, piston, connecting rod, bent axle and bearing are installed in the inside of crankcase body, crankcase body is provided with fore bearing hole and stifle hole, the water-cooling channel that described valve plate cooperates formation and air-inlet cavity, exhaust cavity to be separated by with cylinder head, this water-cooling channel is provided with water intake and water outlet.Its main points are:
The front slide bearing is installed in described fore bearing hole, and stifle is installed in the stifle hole, and stifle is provided with rear bearing block, and the back sliding bearing is installed in the rear bearing block, and it is comparatively convenient that this structure is installed, and is convenient to crankcase body processing and cleans maintenance.Described stifle is provided with drainback passage, the bottom of unnecessary pressure lubrication oil in drainback passage is back to crankcase body.
Described valve plate is provided with the loop-type groove that is the figure of eight, and described cylinder head is provided with the loop-type water cavity with described groove fit, cooperates the water-cooling channel that forms loop-type by sealing gasket between loop-type groove and the loop-type water cavity.The water-cooling channel of loop-type is compared with existing unidirectional water-cooling channel, and its advantage is that water circulation is comparatively unimpeded, and film-cooled heat is bigger, and cooling effect is preferable, and easily manufactured, turbidity test good.Be provided with the cold sink that links to each other with described water-cooling channel in the described exhaust cavity, cold sink has increased the film-cooled heat in the exhaust cavity, thereby has further reduced the delivery temperature of air compressor, makes cylinder head not yielding, and sealing effect is better.
Described bent axle off-centre vertically is provided with straight way formula oilhole, and this straight way formula oilhole is provided with three radial direction through hole at least, and has at least a through hole to communicate with oil inlet hole on the crankcase body.The oil inlet hole of pressure lubrication oil on crankcase body enters straight way formula oilhole, rotary crankshaft, the pressure lubrication oil in the oilhole under pressure and centrifugal action along the radial direction through hole splash to required lubricated position.The oilhole of bent axle is made as the bend formula because of structural reason in the existing air compressor, and straight way formula oilhole is compared with bend formula oilhole, is difficult for stopping up, and rate of fault is lower, and lubrication effect is better.
The middle part in described fore bearing hole is provided with the oil groove that communicates with oil inlet hole on the crankcase body, and the middle part of front slide bearing is provided with slotted eye, and this slotted eye communicates with oil inlet hole on described oil groove and the crankcase body.Said structure is to make things convenient for pressure lubrication oil to enter the straight way formula oilhole of crankcase body inside crankshaft.
The axial stomidium of described straight way formula oilhole is a plugging hole, plugging hole connects sealing plug, the radial direction through hole of described straight way formula oilhole is divided into fore bearing oilhole, rod journal oilhole, rear bearing oilhole, the fore bearing oilhole communicates with the slotted eye of described front slide bearing, front slide bearing and the oil inlet hole on the crankcase body, the rod journal oilhole is connected bent axle with connecting rod position communicates, and the rear bearing oilhole communicates with the back sliding bearing.
The oil inlet hole position on the described crankcase body and the horizontal plane at crankshaft axis place are 10 ° of angles, and described oil inlet hole is positioned at the top of described horizontal plane, and pressure lubrication oil can not overflow.
Described cylinder head is provided with air inlet and replaces mouthful, and it mouthful is the convenient inlet hole that will use according to motor actual air inlet position or airintake direction selection that this air inlet is replaced.
Described bent axle respectively is provided with thrust washer with the position that front slide bearing, back sliding bearing cooperate, and thrust washer plays and prevents bent axle axial float and wear-resisting lubricated purpose.
Described crankcase body bottom is provided with the crankcase spill port that communicates with engine gearbox, lubricant oil unnecessary in the crankcase body can be by in the gear-box of this crankcase spill port inflow engine, recycle, also the gear in the gear-box is played lubrication simultaneously.
The present invention adopts the method for film-cooled heat in water-cooled and the increase exhaust cavity to realize more efficiently exhaust cooling, makes that the sealing effect between cylinder head and crankcase body is preferable, and the air compressor working stability reduces pneumatics air compressor air-following oil drain quantity.Not only lubrication effect is remarkable to adopt eccentric straight way formula oilhole, and oilhole be difficult for to stop up, and has reduced the rate of fault of bent axle, has also prolonged the working life of automobile air compressor simultaneously, has reached the purpose of energy-conservation, reduction of discharging and environmental protection.Be suitable as the architecture advances of existing similar automobile air compressor or apply as the young mobile air compressor.
Description of drawings
Fig. 1 is an internal structure sectional view of the present invention.
Fig. 2 is the right TV structure schematic representation of Fig. 1 when not cuing open.
Fig. 3 is the internal structure sectional view of crankcase body of the present invention.
Fig. 4 is a crankshaft structure schematic representation of the present invention, and dotted portion is a straight way formula oilhole.
Fig. 5 is a cylinder head top surface structure schematic representation of the present invention, has made A-A among the figure and has analysed and observe.
Fig. 6 is the A-A sectional view of Fig. 5.
Fig. 7 is the backsight structural representation of Fig. 5.
Fig. 8 is a valve board structure schematic representation of the present invention.
Fig. 9 is the backsight structural representation of Fig. 8, has made B-B among the figure and has analysed and observe.
Figure 10 is the B-B sectional view of Fig. 9.
Figure 11 is a stifle structural representation of the present invention, has made C-C among the figure and has analysed and observe.
Figure 12 is the C-C sectional view of Figure 11.
Figure 13 is the backsight structural representation of Figure 11.
Specific embodiment
Fig. 1～Figure 13 is that model of the present invention is the accompanying drawing of the automobile air compressor of W496, now in conjunction with the accompanying drawings the present invention is further described.The air compressor of this model is to be complementary with Europe III series of engines, is WD615 series as engine model.Name among Fig. 1～Figure 13 is called: cylinder head 1, loop-type water cavity 101, water intake 102, inlet hole 103, mouth 104, water outlet 105 are replaced in air inlet, exhaust port 106, exhaust cavity 2, cold sink 201, air-inlet cavity 3, valve plate 4, valve plate inlet hole 401, valve plate exhaust port 402, loop-type groove 403, crankcase body 5, crankcase spill port 501, oil inlet hole 502, oil groove 503, fore bearing hole 504, stifle hole 505, front slide bearing 6, bent axle 7, connecting rod 8, stifle 9, drainback passage 901, back sliding bearing 10, sealing plug 11, straight way formula oilhole 12, fore bearing oilhole 1201, rod journal oilhole 1202, rear bearing oilhole 1203, plugging hole 1204, thrust washer 13, oil bottom outlet 14, oil sump cover plate 15.
As Fig. 1, Fig. 5～shown in Figure 13, this energy-saving automobile water-cooling air compressor comprises the crankcase body 5 that cylinder head 1, valve plate 4 and cylinder and crankcase are connected as a single entity, and cylinder head, valve plate and crankcase body are for being connected successively from top to bottom.Cylinder head inside is divided into air-inlet cavity 3, exhaust cavity 2 and loop-type water cavity 101 3 parts, and corresponding air-inlet cavity is replaced mouth 104 and communicated with inlet hole 103, air inlet, and exhaust cavity communicates with exhaust port 106.Be provided with the cold sink 201 that links to each other with the loop-type water cavity in exhaust cavity, cold sink is many more, and exhaust cooling is obvious more.The cylinder head lower end valve plate 4 that is tightly connected, the loop-type groove 403 that valve plate is provided with valve plate inlet hole 401, valve plate exhaust port 402 and cooperates with above-mentioned loop-type water cavity, with after valve plate cooperates, the valve plate inlet hole communicates with air-inlet cavity with cylinder head, and the valve plate exhaust port communicates with exhaust cavity.Loop-type groove and loop-type water cavity constitute a water-cooling channel of being separated by with exhaust cavity, air-inlet cavity sealing, are respectively equipped with the water outlet 105 and the water intake 102 of water-cooling channel on cylinder head with inlet hole, exhaust port position adjacent.
The concrete type of cooling is: cooling water enters water-cooling channel along water intake, circulates the back and flow out from water outlet in water-cooling channel.Because of the loop-type structural design of water-cooling channel, make current to flow along a plurality of directions simultaneously, thereby improved water-cooled efficient that add and be provided with the cold sink that links to each other with water-cooling channel in the exhaust cavity, cooling effect is comparatively obvious.
The valve block assembly and the bounding means of control air inlet, exhaust are installed on the valve plate 4, and the valve plate lower end surface connects crankcase body 5 by the valve plate liner.In conjunction with Fig. 1～Fig. 3, its concrete structure of crankcase body of the present invention is: the crankcase body front end is provided with fore bearing hole 504, the rear end is provided with stifle hole 505, be provided with oil groove 503 in the fore bearing hole, the front slide bearing 6 that cooperates with the fore bearing hole is provided with the slotted eye of logical oil, oil groove communicates with slotted eye, and described stifle hole connects stifle 9.Be provided with the oil inlet hole 502 that communicates with oil groove 503 in the outside of crankcase body, oil inlet hole is positioned at the horizontal plane top at crankshaft axis place, and is 10 ° angle with described horizontal plane.Described stifle is provided with the rear bearing block that connects back sliding bearing 10, and the drainback passage 901 that communicates with rear bearing block.
As Fig. 1, shown in Figure 4, the concrete structure of crankcase body 5 inside crankshafts 7 is: bent axle off-centre vertically is provided with straight way formula oilhole 12, the axial stomidium of straight way formula oilhole is a plugging hole 1204, plugging hole connects sealing plug 11, the rear bearing oilhole 1203 that radially is provided with the fore bearing oilhole 1201 that communicates with front slide bearing 6, the rod journal oilhole 1202 that communicates with connecting rod 8, communicates with back sliding bearing 10 of straight way formula oilhole.Its concrete fuel feeding process is: by the oil inlet hole 502 incoming pressure lubricant oil of oil pump to the crankcase body outside, pressure lubrication oil is in the straight way formula oilhole 12 that the slotted eye and the fore bearing oilhole 1201 of oil inlet hole 502, oil groove 503, front slide bearing enters bent axle, when crankshaft rotating, bearing oil 1201, rod journal oilhole 1202,1203 splashes of rear bearing oilhole reach the lubricated purpose of bent axle fuel feeding to corresponding lubricant housings to pressure lubrication oil in the past under pressure and centrifugation effect.Lubricant oil after the pressure lubrication will be back to the bottom in the crankcase body, can be back to by the drainback passage of stifle in the crankcase body as the lubricant oil in the rear bearing block, the lubricant oil in the crankcase recycles through crankcase spill port 501 inflow engine gear-boxes.During maintenance, open the oil sump cover plate 15 of crankcase body bottom and unnecessary lubricant oil can be poured out from oily bottom outlet 14.
As shown in Figure 1, when bent axle 7 places in the crankcase body 5, be respectively equipped with thrust washer 13 between bent axle and front slide bearing 6, the back sliding bearing 10, play effect wear-resisting, lubricated and that prevent the bent axle axial float.
Claims (5)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101653191A CN101832252B (en) | 2010-05-05 | 2010-05-05 | Energy-saving automobile water-cooling air compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101653191A CN101832252B (en) | 2010-05-05 | 2010-05-05 | Energy-saving automobile water-cooling air compressor |
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| Publication Number | Publication Date |
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| CN101832252A CN101832252A (en) | 2010-09-15 |
| CN101832252B true CN101832252B (en) | 2011-09-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010101653191A CN101832252B (en) | 2010-05-05 | 2010-05-05 | Energy-saving automobile water-cooling air compressor |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5733994B2 (en) * | 2011-01-20 | 2015-06-10 | アルバック機工株式会社 | piston |
| CN104179662B (en) * | 2014-09-11 | 2017-02-01 | 荣成炭谷有限公司 | Air compressor and manufacturing method thereof |
| CN105402103A (en) * | 2015-12-15 | 2016-03-16 | 浙江盛源空压机制造有限公司 | Direct connection type oilless air compressor |
| CN107313918B (en) * | 2016-04-26 | 2020-01-03 | 高永弹 | Miniature high-flow motor |
| CN106122014B (en) * | 2016-08-24 | 2018-10-02 | 淄博水环真空泵厂有限公司 | A kind of liquid rotary compressor |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3663127A (en) * | 1970-11-30 | 1972-05-16 | Tecumseh Products Co | Hermetic compressor oil cooling system |
| CN2069935U (en) * | 1989-09-13 | 1991-01-23 | 常德地区机械工程学会 | Air compressor lubricated without oil for automobiles |
| EP0833054B1 (en) * | 1996-09-26 | 2003-08-13 | Teikoku Piston Ring Co., LTd. | Compressor |
| CN201407167Y (en) * | 2009-04-13 | 2010-02-17 | 柳州玉动柴油机器有限公司 | Cylinder head of internal combustion engine type novel piston air compressor |
| CN201671797U (en) * | 2010-05-05 | 2010-12-15 | 奉化市天风汽车空压机有限公司 | Automobile water-cooling air compressor |
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- 2010-05-05 CN CN2010101653191A patent/CN101832252B/en active IP Right Grant
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| CN101832252A (en) | 2010-09-15 |
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Address after: No. 3, Kai Cheng West Street, Shang Tian Town, Fenghua District, Ningbo, Zhejiang Patentee after: Ningbo Tianfeng Automobile Air Compressor Co. Ltd. Address before: Shang Tian Zhen 315511 Zhejiang city of Fenghua Province City Street No. 3 Fenghua City Tianfeng Automobile Air Compressor Co. Ltd. Patentee before: Fenghua Tianfeng Automobile Air Compressor Co., Ltd. |
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