CN110043355B - Water cooling structure of motorcycle engine - Google Patents
Water cooling structure of motorcycle engine Download PDFInfo
- Publication number
- CN110043355B CN110043355B CN201910458325.7A CN201910458325A CN110043355B CN 110043355 B CN110043355 B CN 110043355B CN 201910458325 A CN201910458325 A CN 201910458325A CN 110043355 B CN110043355 B CN 110043355B
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- Prior art keywords
- water
- heat dissipation
- cooling structure
- pump
- cover
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 174
- 238000001816 cooling Methods 0.000 title claims abstract description 51
- 230000017525 heat dissipation Effects 0.000 claims abstract description 78
- 238000007789 sealing Methods 0.000 claims description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 7
- 230000005855 radiation Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 10
- 210000003205 muscle Anatomy 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 206010010904 Convulsion Diseases 0.000 description 1
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000036461 convulsion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P11/00—Component parts, details, or accessories not provided for in, or of interest apart from, groups F01P1/00 - F01P9/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P5/00—Pumping cooling-air or liquid coolants
- F01P5/10—Pumping liquid coolant; Arrangements of coolant pumps
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Automatic Cycles, And Cycles In General (AREA)
Abstract
The invention provides a water cooling structure of a motorcycle engine, and belongs to the technical field of motorcycles. The cooling structure solves the problem that the cooling effect of the water cooling structure of the existing motorcycle engine is poor. This motorcycle engine's water-cooling structure, engine include the cylinder body, and water-cooling structure is equipped with the fan including fixing water tank and the water pump on the cylinder body between cylinder body and the water tank, the water pump includes the pump cover, is fixed with the upper cover on the water tank, and the upper cover links firmly with the pump cover, and forms the heat dissipation chamber between upper cover and the pump cover, and water tank and water pump all are linked together with the heat dissipation chamber, and the heat dissipation chamber is the platykurtic, and upper cover and pump cover all are located one side of fan air inlet or one side of air-out. The water cooling structure of the motorcycle engine has better heat dissipation effect.
Description
Technical Field
The invention belongs to the technical field of motorcycles, and relates to a water cooling structure of a motorcycle engine.
Background
The motorcycle engine can generate very high heat in the working process, so that the engine needs to be cooled, the engine is not too high in temperature and loses working capacity, the cooling of the motorcycle engine comprises air cooling and water cooling, the air cooling is used for cooling the engine by the air quantity in the running process of the vehicle, the higher the running speed is, the larger the air quantity is, but the larger the displacement of the engine is, the cooling is difficult to achieve the heat dissipation requirement by only cooling the air quantity, a water channel is arranged in the engine, the engine is cooled by water flow, the water flow is circulated, a water tank, a fan and a water pump are arranged outside the engine, the water pump provides power, the water circulates, and the water tank is used for cooling the hot water in the engine by the air and then recycling the hot water to the engine.
A water-cooled internal combustion engine as disclosed in the patent application (application number 201580034993.7) comprises a radiator, a cylinder, a water pump and a first cooling circuit comprising a discharge line and an extraction line connecting the radiator to the engine cylinder, i.e. the water tank and the water pump are connected by a longer pipe, which pipe is arranged outside the cylinder. As another example, a motorcycle air-water cooled engine disclosed in patent document (application number: 200820099114.6) comprises an engine cylinder body, a water tank, a water pump and a carburetor guy cable, wherein a water channel is arranged in the engine cylinder body, the water tank is connected with a water inlet on a right cover of the engine cylinder body through a water outlet pipeline and the water pump, the water tank is connected with a water outlet on a left cover of the engine cylinder body through a water inlet pipeline, the water tank of the engine is also connected with the water pump on the cylinder body through a pipeline, the pipeline is arranged on the outer side of the cylinder body, the instability is large, meanwhile, the path of the pipeline is long, the water can only dissipate heat in the water tank, and the heat dissipation effect is also not ideal.
Disclosure of Invention
The invention aims to solve the problems in the prior art, and provides a water cooling structure of a motorcycle engine, which is used for solving the problem that the heat dissipation effect of the water cooling structure of the existing motorcycle engine is poor.
The aim of the invention can be achieved by the following technical scheme: the utility model provides a water cooling structure of motorcycle engine, the engine includes the cylinder body, water cooling structure is including fixing water tank and the water pump on the cylinder body, be equipped with the fan between cylinder body and the water tank, the water pump includes the pump cover, its characterized in that, be fixed with the upper cover on the water tank, the upper cover links firmly with the pump cover, and forms the heat dissipation chamber between upper cover and the pump cover, water tank and water pump all are linked together with the heat dissipation chamber, the heat dissipation chamber is the platykurtic, and upper cover and pump cover all are located one side of fan air inlet or one side of air-out.
The water pump work makes water through the water tank, the fan dispels the heat to the water tank, the water in the water tank flows out and gets into the water pump after the heat dissipation chamber, and then cool off the engine, water tank and water pump with current water-cooling structure pass through the water pipe intercommunication, rivers concentration degree in the water pipe is high, so that pass through fast, reduce the water flow resistance and compare, be through a heat dissipation chamber intercommunication between this application's water tank and the water pump, this heat dissipation chamber is the platykurtic, with the hope contrast of current reduction water flow resistance, but platykurtic heat dissipation chamber makes inside water and outside air current have great heat transfer area, upper cover and pump cover are located the one side of fan-out when the fan adopts to carry out the convulsions heat dissipation to the water tank, or upper cover and pump cover are located the one side of fan air inlet when the fan adoption is bloied the heat dissipation to the water tank, promptly under the circumstances that does not influence the fan to the water tank heat dissipation, thereby increase the outside air current velocity of heat dissipation chamber, and make the rivers after the heat dissipation cool off again when passing through the heat dissipation chamber, further improve the efficiency of water-cooling structure, of course, water pump and pump that the pump that forms and the heat dissipation chamber and the heat dissipation structure are more simple, the whole arrangement has been reduced, and the heat dissipation stability.
In the water cooling structure of the motorcycle engine, the heat dissipation cavity is in a strip shape, the water pump is communicated with one end of the heat dissipation cavity, and the water tank is communicated with the other end of the heat dissipation cavity. The water flow flows in from one end of the heat dissipation cavity and flows out from the other end of the heat dissipation cavity, and the water flow needs to pass through the whole heat dissipation cavity, so that the water entering the heat dissipation cavity is fully dissipated, and the heat dissipation effect is improved.
In the water cooling structure of the motorcycle engine, the outer side surface of the upper cover is vertically provided with a tubular connecting pipe part which is communicated with one end of the heat dissipation cavity, the water tank is provided with a water outlet, and the connecting pipe part is inserted into the water outlet and is communicated with the water tank. The water in the water tank directly enters the heat dissipation cavity through the connecting pipe part, the water flow path is short, and the water cooling structure is more compact.
In the water cooling structure of the motorcycle engine, the water inlet of the water pump is arranged on the pump cover, and the water inlet is communicated with the other end of the heat dissipation cavity. The water in the heat dissipation cavity enters the water pump through the water inlet, the water flow path is short, and the water cooling structure is compact.
In the water cooling structure of the motorcycle engine, the upper cover is long and has a straight outer side surface, and the outer side surface of the upper cover is perpendicular to the central line of the fan. The lateral part air-out of fan, upper cover lateral surface and the perpendicular structural design of fan central line can reduce the resistance to fan exhaust, do not influence the whole radiating effect of water tank, but the radiating cavity still is in the air current of fan exhaust, has better radiating effect.
In the water cooling structure of the motorcycle engine, the outer side surface of the upper cover is provided with a plurality of strip-shaped flaky radiating ribs, a plurality of radiating ribs are arranged in parallel, and the radiating ribs are positioned between the connecting pipe part and the water inlet of the water pump. The heat exchange area can be increased by the heat dissipation ribs, so that the heat dissipation of the whole upper cover is uniform, and then the water in the flat heat dissipation cavity is sufficiently and uniformly dissipated, and the heat dissipation effect is improved.
In the above water cooling structure of a motorcycle engine, the pump cover includes a cover body and a heat dissipation portion located on the cover body, the heat dissipation cavity is formed between the upper cover and the heat dissipation portion, and one end of the heat dissipation portion protrudes out of a side portion of the cover body. The radiating part protrudes out of the side part of the cover body, has larger heat exchange area and improves the radiating effect.
In the water cooling structure of the motorcycle engine, the side edge of the heat radiating part is provided with the annular convex edge in the circumferential direction, the upper circumferential direction of the end face of the convex edge is provided with the sealing groove, the sealing groove is internally provided with the sealing ring, and the pump cover is tightly pressed on the convex edge to form sealing. And the tightness between the upper cover and the pump cover is ensured.
In the above water cooling structure of the motorcycle engine, the side edges of the part of the heat dissipation part protruding out of the side part of the cover body are provided with reinforcing ribs, and both ends of the reinforcing ribs extend to the side part of the cover body. The radiating part is used for radiating, has cold and hot condition in turn, can improve the structural strength of radiating part through the strengthening rib, and convex radiating rib also can increase heat transfer area simultaneously, improves the radiating effect.
In the water cooling structure of the motorcycle engine, the upper cover and the pump cover are locked and fixed through a plurality of bolts, the outer side face of the upper cover is further provided with a tubular connecting part vertically, the water tank is locked and fixed with the connecting part through the bolts, and the connecting part is close to the connecting pipe part. The connecting portion is used for being fixed with the water tank, and the connecting portion is close to the takeover portion simultaneously, can increase the connection stability of takeover portion and water tank.
Compared with the prior art, the water cooling structure of the motorcycle engine has the following advantages:
1. the water tank is communicated with the water pump through the heat dissipation cavity, and the heat dissipation cavity is flat, so that the water inside and the air flow outside have larger heat exchange area.
2. Because upper cover and pump cover are located the lateral part of fan, are in the air current of fan exhaust to increase the outside air current speed of heat dissipation chamber, and then make the rivers after the water tank heat dissipation cooled down once more when passing through the heat dissipation chamber, further improve the radiating efficiency of water-cooling structure.
3. Because the heat dissipation cavity formed by the upper cover and the pump cover is used for communicating the water tank and the water pump, the arrangement of the water pipes is reduced, and the overall structure is simpler and the stability is higher.
Drawings
Fig. 1 is a schematic view of a partial perspective structure of a motorcycle engine.
Fig. 2 is a partial perspective view of the motorcycle engine without the water tank.
Fig. 3 is a partial structural side view of the motorcycle engine.
Fig. 4 is a partial structural cross-sectional view at A-A in fig. 3.
Fig. 5 is a schematic structural view of the pump cap.
In the figure, 1, a cylinder body; 2. a water tank; 21. a water outlet; 3. a fan; 4. a water pump; 41. a pump cover; 411. a cover body; 412. a heat dissipation part; 413. a convex edge; 414. sealing grooves; 42. a water inlet; 43. a seal ring; 44. reinforcing ribs; 5. an upper cover; 51. a connecting pipe part; 52. a heat dissipation rib; 53. a connection part; 6. a heat dissipation cavity.
Detailed Description
The following are specific embodiments of the present invention and the technical solutions of the present invention will be further described with reference to the accompanying drawings, but the present invention is not limited to these embodiments.
As shown in fig. 1 and 2, a water cooling structure of a motorcycle engine, the engine comprises a cylinder 1, the water cooling structure comprises a water tank 2 and a water pump 4 which are fixed on the cylinder 1, a fan 3 is arranged on the cylinder 1, the fan 3 is positioned between the water tank 2 and the cylinder 1, an air inlet end of the fan 3 is opposite to the water tank 2, a side air outlet of the fan 3 is provided with a water pump cover 41, an upper cover 5 is fixed on the water tank 2, the upper cover 5 is fixedly connected with the pump cover 41, the upper cover 5 and the pump cover 41 are positioned at the side part of the fan 3, the pump cover 41 comprises a cover body 411 and a heat dissipation part 412 positioned on the cover body 411, a heat dissipation cavity 6 is formed between the upper cover 5 and the heat dissipation part 412, the water tank 2 and the water pump 4 are both communicated with the heat dissipation cavity 6, the heat dissipation cavity 6 is in a long flat shape, a tubular connecting pipe 51 is vertically arranged on the outer side surface of the upper cover 5, the connecting pipe 51 is communicated with one end of the heat dissipation cavity 6, the water tank 2 is provided with a water outlet 21, the upper cover 51 is inserted into the water outlet 21 and is communicated with the water tank 2, the water inlet 42 of the water pump 4 is opened on the water inlet 42 and the water inlet 42 is communicated with the heat dissipation cavity 42.
The upper cover 5 is rectangular and has straight lateral surface, and upper cover 5 lateral surface is perpendicular with the central line of fan 3, has a plurality of bar platy heat dissipation muscle 52 on the lateral surface of upper cover 5, and a plurality of heat dissipation muscle 52 parallel arrangement, and a plurality of heat dissipation muscle 52 all are located between takeover portion 51 and the water inlet 42 of water pump 4. Referring to fig. 5, one end of the heat dissipation portion 412 protrudes out of the side portion of the cover 411, an annular protruding edge 413 is circumferentially provided at a side edge of the heat dissipation portion 412, a sealing groove 414 is circumferentially provided at an end surface of the protruding edge 413, a sealing ring 43 is provided in the sealing groove 414, the pump cover 41 is pressed against the protruding edge 413 to form a seal, a reinforcing rib 44 is provided at a portion of the side edge of the heat dissipation portion 412 protruding out of the side portion of the cover 411, and both ends of the reinforcing rib 44 extend to the side portion of the cover 411. The upper cover 5 and the pump cover 41 are locked and fixed through a plurality of bolts, the outer side surface of the upper cover 5 is also vertically provided with a tubular connecting part 53, the water tank 2 is locked and fixed with the connecting part 53 through bolts, and the connecting part 53 is close to the connecting pipe part 51.
The specific embodiments described herein are offered by way of example only to illustrate the spirit of the invention. Those skilled in the art may make various modifications or additions to the described embodiments or substitutions thereof without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.
Although the terms of the cylinder 1, the water tank 2, the water outlet 21, etc. are used more herein, the possibility of using other terms is not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.
Claims (10)
1. The utility model provides a water cooling structure of motorcycle engine, the engine includes cylinder body (1), water cooling structure is including fixing water tank (2) and water pump (4) on cylinder body (1), be equipped with fan (3) between cylinder body (1) and water tank (2), water pump (4) are including pump cover (41), a serial communication port, be fixed with upper cover (5) on water tank (2), upper cover (5) link firmly with pump cover (41), and form heat dissipation chamber (6) between upper cover (5) and pump cover (41), water tank (2) and water pump (4) all are linked together with heat dissipation chamber (6), heat dissipation chamber (6) are the platykurtic, and upper cover (5) and pump cover (41) all are located one side of fan (3) air inlet or one side of air-out.
2. The water cooling structure of the motorcycle engine according to claim 1, wherein the heat dissipation chamber (6) is in a strip shape, the water pump (4) is communicated with one end of the heat dissipation chamber (6), and the water tank (2) is communicated with the other end of the heat dissipation chamber (6).
3. The water cooling structure of a motorcycle engine according to claim 2, characterized in that the outer side surface of the upper cover (5) is vertically provided with a tubular connection pipe portion (51), the connection pipe portion (51) is communicated with one end of the heat dissipation chamber (6), the water tank (2) is provided with a water outlet (21), and the connection pipe portion (51) is inserted into the water outlet (21) and is communicated with the water tank (2).
4. A water cooling structure of a motorcycle engine according to claim 3, characterized in that the water inlet (42) of the water pump (4) is provided on the pump cover (41), and the water inlet (42) is communicated with the other end of the heat radiation cavity (6).
5. The water cooling structure of a motorcycle engine according to claim 1 or 2 or 3 or 4, wherein the upper cover (5) is elongated and has a flat outer side, and the outer side of the upper cover (5) is perpendicular to the center line of the fan (3).
6. The water cooling structure of the motorcycle engine according to claim 4, wherein the outer side surface of the upper cover (5) is provided with a plurality of strip-shaped sheet-shaped radiating ribs (52), a plurality of the radiating ribs (52) are arranged in parallel, and the radiating ribs (52) are positioned between the connecting pipe part (51) and the water inlet (42) of the water pump (4).
7. The water cooling structure of a motorcycle engine according to claim 1, 2, 3 or 4, wherein the pump cover (41) includes a cover body (411) and a heat dissipation portion (412) provided on the cover body (411), the heat dissipation chamber (6) is formed between the upper cover (5) and the heat dissipation portion (412), and one end of the heat dissipation portion (412) protrudes out of a side portion of the cover body (411).
8. The water cooling structure of the motorcycle engine according to claim 7, wherein the side edge of the heat dissipation portion (412) is provided with an annular protruding edge (413) in the circumferential direction, a sealing groove (414) is formed in the end face of the protruding edge (413), a sealing ring (43) is arranged in the sealing groove (414), and the pump cover (41) is tightly pressed on the protruding edge (413) to form a seal.
9. The water cooling structure of a motorcycle engine according to claim 7, wherein a part of side edges of the heat radiating portion (412) protruding from the side portion of the cover body (411) is provided with a reinforcing rib (44), and both ends of the reinforcing rib (44) extend to the side portion of the cover body (411).
10. The water cooling structure of a motorcycle engine according to claim 3 or 4, wherein the upper cover (5) and the pump cover (41) are fastened and fixed by a plurality of bolts, a tubular connecting portion (53) is further provided vertically on the outer side surface of the upper cover (5), the water tank (2) is fastened and fixed with the connecting portion (53) by bolts, and the connecting portion (53) is close to the connecting portion (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910458325.7A CN110043355B (en) | 2019-05-29 | 2019-05-29 | Water cooling structure of motorcycle engine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910458325.7A CN110043355B (en) | 2019-05-29 | 2019-05-29 | Water cooling structure of motorcycle engine |
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| Publication Number | Publication Date |
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| CN110043355A CN110043355A (en) | 2019-07-23 |
| CN110043355B true CN110043355B (en) | 2024-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201910458325.7A Active CN110043355B (en) | 2019-05-29 | 2019-05-29 | Water cooling structure of motorcycle engine |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI698368B (en) * | 2019-09-05 | 2020-07-11 | 士林電機廠股份有限公司 | Side-mounted integrated liquid-cooled motor power module |
| CN113756927A (en) * | 2021-09-30 | 2021-12-07 | 江门市大长江集团有限公司 | Heat dissipation structure for engine and engine |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090044929A1 (en) * | 2007-08-15 | 2009-02-19 | Xigmatek Co., Ltd | Liquid cooling module |
| JP6347150B2 (en) * | 2014-05-14 | 2018-06-27 | スズキ株式会社 | Motorcycle engine cooling system |
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2019
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| CN110043355A (en) | 2019-07-23 |
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