CN103557066B - Water cooling engine for motor cycle water pump is installed and method for driving - Google Patents
Water cooling engine for motor cycle water pump is installed and method for driving Download PDFInfo
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- CN103557066B CN103557066B CN201310529401.1A CN201310529401A CN103557066B CN 103557066 B CN103557066 B CN 103557066B CN 201310529401 A CN201310529401 A CN 201310529401A CN 103557066 B CN103557066 B CN 103557066B
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- water pump
- impeller
- impeller shaft
- lock bolt
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Abstract
The invention discloses a kind of installation and method for driving of water cooling engine for motor cycle water pump, water pump impeller shaft is first through the oil sealing be fitted in chain gear chamber cover internal cavities and bearing, again through the disc adjacent with chain gear chamber cover, rotary blade impeller axle rotates, impeller shaft B is held to be imbedded in the straight groove of lock bolt head, driving force is by being contained in the crankshaft sprocket on left bent axle, timing chain transferring power also drives timing sprocket to rotate, timing sprocket drives lock bolt to rotate together with camshaft, impeller shaft B end drives water pump to rotate along with the rotation of lock bolt.By water pump vane and impeller shaft one-body molded, water pump can be quickly installed in engine chain gear chamber cover, impeller shaft two ends adopt " T " font, middle impeller shaft is gear shape compared to existing technology, reduce processing technology and cost, structure is simple, and the driving of water pump is by means of only lock bolt transmission of drive force, compare former oil pump to drive, driving mode is more reliable.
Description
Technical field
The present invention relates to water cooled engine technical field, the water pump being specifically related to water cooled engine is installed and method for driving technical field.
Background technique
Water cooled engine is using water or take water as the motor of freezing liquid as cooling medium of main component.It casts out the passage of some water that can circulate at the inwall of cylinder block and cylinder head, and outside engine body, be provided with special radiator, cooling water pump circulation in water channel is made by water pump and pipeline, take away the heat that motor sheds, make engine cooling, ensure the normal operation of the key components and partss such as cylinder head, piston, cylinder block.
Water pump is as the power plant of the cooling water circulation of water cooled engine, the quality of its running state, the direct running state affecting motor, during engine operation, water pump rotates, cooling liquid is under the effect of turbine centrifugal power, and motivation water channel of being seted out by coolant pump, allows cooling liquid take away partial heat in engine cylinder head and cylinder block.The water pump of existing water cooled engine is driven by oil pump mostly, and water pump is contained on water pump seat, is then mounted on casing by water pump seat and case lid.Water pump is connected synchronous rotary by water pump spindle with oil pump, and water pump installed by casing, needs on case lid, design water pump mounting point, makes the structure of casing become complicated.A water pump seat is also needed water pump and case lid to be linked together, water pump structure also more complicated.Water pump seat also makes engine housing part larger in shape simultaneously, car load is installed limited.And will link together with oil pump due to water pump, the axle of oil pump does relatively long, and structure is also complicated, and also first must dismantle water pump during disassembly-and-assembly machine oil pump.
The water pump described in Chinese patent CN200710093232.6 is found to be arranged on engine cylinder-body in prior art, and water pump spindle one end is provided with water pump gear, this one end just making water pump spindle install gear also needs to be processed into gear shape, add water pump spindle difficulty of processing and manufacture cost, and water pump gear also needs the special lid of increase by cover, make overall engine complex structure, and in the operation of installation uncap together with all must increasing during maintenance water pump, need first by after water pump gear dismounting, dismounting could be carried out to water pump, mounting-dismounting programme is complicated.
Summary of the invention
Technical problem to be solved by this invention is, provides a kind of structure simple, easy-disassembling-assembling water pump structure, does not need to increase extra component, only needs to utilize original engine component just can install, reduce cost and the design difficulty of product.The driving mode of water pump is also driven by the existing lock bolt of motor by original being converted to by oil pump transmission of drive force, and the driving mode of water pump is reliable, and motor profile is compacter, and it is more convenient to keep in repair.
For solving above-mentioned technical problem, this invention takes following technological scheme:
A. the water pump of following structure is obtained, described water pump comprises impeller shaft and impeller, described impeller is discoid, an impeller wherein end face center stretches out formation cylindrical body, this end face is also provided with the flabellum shape blade of arc, and one end of blade is from cylindrical body periphery, and the other end extends to the periphery of impeller, be uniformly distributed on impeller end face, described impeller cylindrical body inside offers cavity; Described impeller shaft two ends are in falling " T " font, and impeller shaft A end stretches in the cylindrical cavity of impeller, and one-body molded with impeller, and described impeller shaft holds adjacent position to offer restraining groove with impeller shaft B;
B. the installation of water pump, by water pump impeller shaft first through the oil sealing be fitted in chain gear chamber cover internal cavities and bearing, again through the disc adjacent with chain gear chamber cover, and the spacing hole on disc is stuck in the restraining groove on impeller shaft, with bolt, disc is fixed on chain gear chamber cover, rotary blade impeller axle rotates, impeller shaft B is held align with the straight groove of lock bolt head, chain gear chamber cover is fitted on cylinder head vertically, impeller axle B end imbeds in the straight groove of lock bolt head simultaneously, with bolt by water pump cover and chain gear chamber cover fastening, water pump is covered.
C. the driving of water pump, driving force drives timing chain to rotate by the crankshaft sprocket be contained on left bent axle, timing chain drives the timing sprocket in cylinder head to rotate, timing sprocket and camshaft are fastenedly connected by lock bolt, timing sprocket drives lock bolt to rotate together with camshaft, water pump impeller shaft B end imbeds in the straight groove of lock bolt head, drives the rotation of water pump, complete the driving of water pump along with the rotation of lock bolt.
The beneficial effect that the present invention can reach is:
By by the impeller in water pump structure and impeller shaft one-body molded, water pump can be quickly installed in engine chain gear chamber cover, the two ends of impeller shaft adopt " T " font, middle impeller shaft end is processed into gear shape compared to existing technology, greatly reduce processing technology and cost, water pump structure is simpler, reduce cost and the design difficulty of product, and the driving mode of water pump is by means of only in-engine lock bolt transmission of drive force, compare original oil pump to drive, the length of lock bolt and water pump impeller shaft is less than the length of former machine oil pump shaft, the driving mode of water pump is reliable, motor profile is compacter, the dismounting of water pump, it is convenient to keep in repair.
Accompanying drawing explanation
Fig. 1 is the installation of water pump in prior art and drives schematic diagram;
Fig. 2 is the structural representation of water pump;
Fig. 3 is that water pump is arranged on the structural representation also driven in motor;
Reference character
1-impeller 1a-cylindrical body 1b-blade 1c-cavity in figure
2-impeller shaft 2a-impeller shaft A holds 2b-impeller shaft B end
2c-restraining groove 3-chain gear chamber cover 4-oil sealing 5-bearing
6-disc 7-lock bolt 7a-straight groove 8-water pump cover
9-cylinder head 10-timing sprocket 11-pump chamber 12-crankshaft sprocket
13-timing chain 14-camshaft 15-cylinder block
Embodiment
Below in conjunction with accompanying drawing, the present invention is described in further details.
Water cooling engine for motor cycle water pump is installed and method for driving, comprises the following steps:
A, obtain the water pump of structure as shown in Figure 2, described water pump comprises impeller shaft 2 and impeller 1, described impeller 1 is discoid, an impeller 1 wherein end face center stretches out and forms cylindrical body 1a, and this end face is also provided with the flabellum shape blade 1b of arc, and one end of blade 1b is from cylindrical body 1a periphery, the other end extends to the periphery of impeller 1, be uniformly distributed on impeller 1 end face, described impeller cylindrical body 1a inside offers cavity 1c, and impeller 1 adopts nylon material to make.Described impeller shaft 2 two ends are in falling " T " font, and impeller shaft A holds 2a to stretch in the cavity 1c of impeller cylindrical body 1a, and one-body molded with impeller 1.Preferred mode adopts casting one-body molded, ensure that impeller 1 is firmly connected with impeller shaft 2, impeller shaft 2 is held the adjacent position of 2b offer restraining groove 2c with impeller shaft B, carry out axially locating to impeller shaft 2 after coordinating with the spacing hole on motor disc 6, impeller shaft 2 adopts metal material to process.
The installation of b, water pump, as shown in Figure 3, by water pump impeller shaft 2 first through the oil sealing 4 be fitted in chain gear chamber cover 3 internal cavities and bearing 5, then through the disc 6 adjacent with chain gear chamber cover 3, disc 6 there is the spacing hole of the figure of eight, one of them is macropore, and another is aperture, and impeller shaft 2 is first through macropore, again disc 6 is radially moved, make its aperture block impeller shaft restraining groove 2c, disc 6 pairs of impeller shafts 2 have just carried out axially locating, prevent impeller shaft 2 axial float.By bolt (not shown), disc 6 is fixed on chain gear chamber cover 3 again.Rotary blade 1 impeller axle 2 rotates, impeller shaft B is made to hold 2b to align with the straight groove 7a of lock bolt 7 head on timing sprocket 10, again chain gear chamber cover 3 is fitted on cylinder head 9 vertically, make impeller shaft B hold 2b to imbed in the straight groove 7a of lock bolt 7 head simultaneously, by bolt (not shown) by fastening to water pump cover 8 and chain gear chamber cover 3, water pump is covered.
C. the driving of water pump, driving force drives timing chain 13 to rotate by crankshaft sprocket 12, timing chain 13 drives the timing sprocket 10 in cylinder head 9 to rotate, timing sprocket 10 and camshaft 14 are fastenedly connected by lock bolt 7, timing sprocket 10 drives lock bolt 7 to rotate together with camshaft 14, water pump impeller shaft B holds 2b to imbed in the straight groove 7a of lock bolt 7 head, drives the rotation of water pump, complete the driving of water pump along with the rotation of lock bolt 7.
The process that water pump rotation cools motor is as follows:
Water pump cover 8 inside is provided with pump chamber 11, water pump vane 1 is contained in pump chamber 11, water pump vane 1 rotates, from water tank (radiator) water outlet side, cooling water is sucked in pump chamber 11, and cooling water is fed to the water intake of cylinder head 9 from pump chamber 11 via pump side cooling water passage, then flowed to by the water intake of cylinder head 9 in the cooling water passage of periphery, cylinder head 9 firing chamber, periphery, cylinder head 9 firing chamber cooling water passage corresponding with the cooling water passage in cylinder block 15, be communicated with.Cooling water enters the water channel of cylinder head 9 from pump chamber 11, and then enters the water channel of cylinder block 15.Due to the driving of water pump, the cooling water flow through from the water channel of cylinder head 9 and the water channel of cylinder block 15 absorbs the partial heat of cylinder head 9 and cylinder block 15, flows out, enter water tank (radiator) water intake side from the opposite side water outlet of cylinder head 9.Again by flowing through the radiating fin on radiator, flow to the water outlet side of water tank (radiator).Cooling air blows on radiator, has taken away the heat of cooling water in radiating fin.By the flowing of cooling water in engine interior and outside cooling water channel, reduce the temperature of cylinder head 9 and cylinder block 15, can cool motor, extend the working life of motor.
By by the impeller in water pump structure and impeller shaft one-body molded, water pump can be quickly installed in engine chain gear chamber cover, the two ends of impeller shaft adopt " T " font, middle impeller shaft end is processed into gear shape compared to existing technology, greatly reduce processing technology and cost, structure is simpler, and the driving mode of water pump is by means of only in-engine lock bolt transmission of drive force, compare original oil pump to drive, the length of lock bolt and water pump impeller shaft is less than the length of former machine oil pump shaft, the driving mode of water pump is reliable, motor profile is compacter, the dismounting of water pump, it is convenient to keep in repair.
Claims (1)
1. water cooling engine for motor cycle water pump is installed and method for driving, it is characterized in that, comprises the following steps:
A. the water pump of following structure is obtained, described water pump comprises impeller shaft and impeller, described impeller is discoid, an impeller wherein end face center stretches out formation cylindrical body, this end face is also provided with the flabellum shape blade of arc, and one end of blade is from cylindrical body periphery, and the other end extends to the periphery of impeller, be uniformly distributed on impeller end face, described impeller cylindrical body inside offers cavity; Described impeller shaft two ends are in falling " T " font, and impeller shaft A end stretches in the cylindrical cavity of impeller, and one-body molded with impeller, and described impeller shaft holds adjacent position to offer restraining groove with impeller shaft B;
B. the installation of water pump, by water pump impeller shaft first through the oil sealing be fitted in chain gear chamber cover internal cavities and bearing, again through the disc adjacent with chain gear chamber cover, and the spacing hole on disc is stuck in the restraining groove on impeller shaft, with bolt, disc is fixed on chain gear chamber cover, rotary blade impeller axle rotates, impeller shaft B is held align with the straight groove of lock bolt head, chain gear chamber cover is fitted on cylinder head vertically, impeller axle B end imbeds in the straight groove of lock bolt head simultaneously, with bolt by water pump cover and chain gear chamber cover fastening, water pump is covered,
C. the driving of water pump, driving force drives timing chain to rotate by the crankshaft sprocket be contained on left bent axle, timing chain drives the timing sprocket in cylinder head to rotate, timing sprocket and camshaft are fastenedly connected by lock bolt, timing sprocket drives lock bolt to rotate together with camshaft, water pump impeller shaft B end imbeds in the straight groove of lock bolt head, drives the rotation of water pump, complete the driving of water pump along with the rotation of lock bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310529401.1A CN103557066B (en) | 2013-10-30 | 2013-10-30 | Water cooling engine for motor cycle water pump is installed and method for driving |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310529401.1A CN103557066B (en) | 2013-10-30 | 2013-10-30 | Water cooling engine for motor cycle water pump is installed and method for driving |
Publications (2)
| Publication Number | Publication Date |
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| CN103557066A CN103557066A (en) | 2014-02-05 |
| CN103557066B true CN103557066B (en) | 2016-01-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201310529401.1A Active CN103557066B (en) | 2013-10-30 | 2013-10-30 | Water cooling engine for motor cycle water pump is installed and method for driving |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4925367A (en) * | 1989-05-19 | 1990-05-15 | Deco-Grand, Inc. | Engine block water pump assembly |
| CN2589684Y (en) * | 2002-12-13 | 2003-12-03 | 重庆大江摩托车发动机制造有限公司 | Motorcycle water-cooled engine driving chain and cooling water pump driving structure |
| CN2648080Y (en) * | 2003-05-30 | 2004-10-13 | 钱江集团有限公司 | Structural improvement of motorcycle engine |
| CN1594842A (en) * | 2004-06-29 | 2005-03-16 | 陈光爱 | Water-cooled engine for motorcycle |
| CN101215985A (en) * | 2007-12-28 | 2008-07-09 | 隆鑫工业有限公司 | Water-cooled engine of motorcycle |
| CN201198781Y (en) * | 2008-04-29 | 2009-02-25 | 重庆云海机械制造有限公司 | Integrated insert type automobile engine water pump |
| CN202900399U (en) * | 2012-10-31 | 2013-04-24 | 重庆建设摩托车股份有限公司 | Water pump installation structure of stepless speed change water cooled engine |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009138543A (en) * | 2007-12-04 | 2009-06-25 | Toyota Motor Corp | Water pump |
| KR101331279B1 (en) * | 2011-11-02 | 2013-11-20 | 지엠 글로벌 테크놀러지 오퍼레이션스 엘엘씨 | Variable impeller using bi-metal |
-
2013
- 2013-10-30 CN CN201310529401.1A patent/CN103557066B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4925367A (en) * | 1989-05-19 | 1990-05-15 | Deco-Grand, Inc. | Engine block water pump assembly |
| CN2589684Y (en) * | 2002-12-13 | 2003-12-03 | 重庆大江摩托车发动机制造有限公司 | Motorcycle water-cooled engine driving chain and cooling water pump driving structure |
| CN2648080Y (en) * | 2003-05-30 | 2004-10-13 | 钱江集团有限公司 | Structural improvement of motorcycle engine |
| CN1594842A (en) * | 2004-06-29 | 2005-03-16 | 陈光爱 | Water-cooled engine for motorcycle |
| CN101215985A (en) * | 2007-12-28 | 2008-07-09 | 隆鑫工业有限公司 | Water-cooled engine of motorcycle |
| CN201198781Y (en) * | 2008-04-29 | 2009-02-25 | 重庆云海机械制造有限公司 | Integrated insert type automobile engine water pump |
| CN202900399U (en) * | 2012-10-31 | 2013-04-24 | 重庆建设摩托车股份有限公司 | Water pump installation structure of stepless speed change water cooled engine |
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| CN103557066A (en) | 2014-02-05 |
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Effective date of registration: 20151112 Address after: 400054 Banan District, Chongqing building Avenue, No. 2, building 1 Applicant after: CHONGQING CONSTRUCTION ELECTROMECHANICAL CO., LTD. Address before: 400054 Huaxi Industrial Park, Banan District, Chongqing Road, No. 1 Applicant before: Chongqing Jianshe Motorcycle Co., Ltd. |
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