TWI572501B - Thermal structure of straddle locomotive - Google Patents

Description

Radiating structure of straddle locomotive

The invention relates to a heat dissipation structure of a straddle type locomotive, in particular to avoiding the high temperature hot air of the radiator group from hitting the rider's leg and other parts surrounding the engine unit, thereby improving the use efficiency of the locomotive. The heat dissipation structure of the straddle locomotive.

According to the water-cooled straddle locomotive 1 , a good heat dissipation effect is obtained for the engine unit 11 , and a radiator set 12 is disposed on the straddle locomotive 1 .

As shown in FIG. 1 and 2, the heat sink assembly 12 includes a heat dissipation water tank 121 and a heat dissipation fan 122. The radiator group 12 is mounted behind the head pipe 131 of the frame unit 13 of the straddle locomotive 1 and located in front of the engine unit 11; when the straddle locomotive 1 is driving, the external cooling air is The heat dissipation water tank 121 of the heat sink group 12 can be actively blown, and the heat dissipation fan 122 located behind the heat dissipation water tank 121 can also actively pull the wind toward the rear of the vehicle body, thereby carrying the heat sink group 12 The high temperature of the engine unit 11 is dissipated, thereby achieving the purpose of cooling the engine unit 11, so that the engine 11 unit can maintain normal operation.

As shown in FIG. 1, when the heat dissipating fan 122 of the radiator group 12 pumps the hot air of the heat dissipating water tank 121 toward the rear of the vehicle body, a part of the high-temperature airflow is guided by the vehicle body cover 14 and the external airflow. And the rider's leg hits, causing the rider's extreme discomfort; another part of the high temperature hot air will directly hit the engine unit 11, the high temperature hot air will cause Parts around the engine unit 11, such as nozzles, temperature detectors, and the like, are damaged by the high temperature hot air.

The reason is how to provide a heat dissipation structure for a straddle locomotive to avoid the high temperature of the radiator group 12 from hitting the rider's leg and blowing other parts around the engine unit 11, which has been an urgent problem for the locomotive industry. .

The main object of the present invention is to provide a heat dissipation structure for a straddle type locomotive, which mainly overcomes the lack of high temperature hot air which is easy to blow the rider's legs and other parts around the blow engine unit of the conventional straddle locomotive radiator group.

The main technical means for achieving the above object is to provide a heat dissipation structure of a straddle type locomotive, the locomotive having at least one frame unit, the frame unit having a head tube, and the head tube is connected with a steering mechanism. A fuel tank is disposed at the rear of the steering mechanism and disposed on the frame unit, and an engine unit capable of generating power is disposed under the fuel tank; the fuel tank is provided with a seat for the rider to the rear of the vehicle body. The radiator unit is disposed behind the head pipe, and the radiator unit has a heat dissipation water tank and a heat dissipation fan. The heat dissipation fan is disposed on the heat dissipation water tank from the rear of the vehicle body toward the front of the vehicle body. The utility model has an inlet pipe and an outlet pipe, wherein the inlet pipe and the outlet pipe are connected to the engine unit, so that the high temperature generated by the engine unit can be effectively taken out, and the radiator fan of the radiator group is directed from the rear of the vehicle body toward the vehicle body The front cover is provided with a wind guiding member, and the air guiding member can guide the high temperature hot air of the radiator group to the lower side of the straddle locomotive.

The effect that the present invention can achieve by the above technical means is that a wind guiding member is disposed from the rear of the vehicle body toward the front of the vehicle body by the heat dissipating fan of the radiator group, and the air guiding member only covers the cooling fan without Covering the heat-dissipating water tank, thereby allowing the heat-dissipating fan to be self-heating water tank The extracted high-temperature hot air is guided by the wind guiding member at the wind guiding direction of the air guiding member of the air guiding member, and is guided by the air outlet to the lower side of the straddle locomotive. In addition to the components, the high temperature hot air from the radiator group can be prevented from injuring the rider's legs and other parts around the engine unit, thereby improving the comfort of the straddle locomotive rider on the one hand, and On the one hand, it can improve the usability of other parts around the engine unit, and thus improve the use of the straddle locomotive.

1‧‧‧ straddle locomotive

11‧‧‧Engine unit

12‧‧‧ radiator group

121‧‧‧heating water tank

122‧‧‧ cooling fan

13‧‧‧ frame unit

131‧‧‧ head tube

14‧‧‧ body cover

2‧‧‧ locomotive

2a‧‧‧fuel tank

2b‧‧‧ engine unit

2c‧‧‧ seats

3‧‧‧ frame unit

31‧‧‧ head tube

32‧‧‧Upper branch

33‧‧‧ lower branch

34‧‧‧Down tube

35‧‧‧ standpipe

3a‧‧‧steering mechanism

3b‧‧‧Shock absorber

4‧‧‧ radiator group

41‧‧‧heating water tank

411‧‧‧ water inlet

412‧‧‧Outlet

42‧‧‧ cooling fan

421‧‧‧ motor

5‧‧‧air guiding members

51‧‧‧Perforation

52‧‧‧Retaining wall

53‧‧‧air outlet

54‧‧‧guide projection

55‧‧‧Locking

56‧‧‧Wind guidance area

Figure 1 is a schematic diagram of a heat dissipation structure of a conventional straddle locomotive.

Figure 2 is a schematic view of a radiator set for a conventional straddle locomotive.

Figure 3 is a schematic view showing the heat dissipation structure of the straddle locomotive of the present invention.

Figure 4 is an exploded view of the heat dissipation structure of the straddle locomotive of the present invention.

Figure 5 is a plan view of the radiator of the straddle locomotive of the present invention.

Figure 6 is a perspective view of a radiator of the straddle locomotive of the present invention.

Figure 7 is a rear elevation view of the radiator of the straddle locomotive of the present invention.

In order to make it easier for the examiner to understand the structure of the present invention and the achievable effects, the following description is provided with reference to the drawings; first, referring to FIG. 3, the straddle type locomotive 2 of the present invention has at least a frame unit 3 A steering mechanism 3a is connected to the head pipe 31 of the frame unit 3, and a shock absorber 3b is disposed below the head pipe 31. The head pipe 31 extends a pair of left and right upper branch pipes 32 toward the rear of the vehicle body, and the head pipe 31 A pair of left and right lower branches are also arranged behind the upper branch pipe 32 toward the rear of the vehicle body. The lower end of the lower branch pipe 33 is connected to a down pipe 34, and the vertical pipe 35 is disposed on each of the two sides between the upper branch pipe 32 and the lower branch pipe 33.

As shown in FIG. 3, a fuel tank 2a is disposed behind the steering mechanism 3a and on the pair of left and right upper branch pipes 32. Below the fuel tank 2a, an engine unit 2b capable of generating power is disposed; the fuel tank 2a faces There is a seat 2c for the rider to ride behind the car body.

As shown in FIG. 3 and FIG. 4 , the frame unit 3 is mounted with a heat sink set 4 on the lower branch pipe 33 behind the head pipe 31 . The heat sink set 4 has a heat dissipation water tank 41 and a heat dissipation fan 42 . The heat dissipating water tank 41 is disposed from the rear of the vehicle body toward the front of the vehicle body. The heat dissipating water tank 41 has an inlet pipe 411 and an outlet pipe 412. The inlet pipe 411 and the outlet pipe 412 are connected to the engine unit 2b, thereby making the engine The high temperature generated by the unit 2b can be effectively taken out, and the heat-dissipating fan 42 can extract the high-temperature hot air of the heat-dissipating water tank 41, thereby cooling the engine unit 2b to operate normally.

As shown in FIG. 4, FIG. 5 and FIG. 6, the heat dissipating fan 42 of the radiator unit 4 is covered with a wind guiding member 5 from the rear of the vehicle body toward the front of the vehicle body, and the air guiding member 5 covers only the cooling fan 42 without a cover. The heat dissipating water tank 41 is covered, whereby the arrangement of the air guiding member 5 does not affect the heat dissipating effect of the heat dissipating water tank 41 itself; the air guiding member 5 is a cover body having a through hole 51 at a near center thereof, the perforation The motor 421 of the cooling fan 42 can be avoided. The peripheral ring of the air guiding member 5 is provided with a retaining wall 52. An air outlet 53 is disposed below one side of the retaining wall 52 (the lower left side in the drawing). A high-temperature hot air pumped by the heat-dissipating fan 42 is exhausted from the air outlet 53 to discharge the air guiding member 5, and the guiding convex portion 54 further heats the high-temperature hot air pumped by the cooling fan 42. Acceleratingly discharging the air guiding member 5, the air guiding member 5 and the motor 421 of the cooling fan 42 are located on the downcomer 34 The outer edge of the retaining wall 52 is provided with a plurality of locking portions 55 for locking the air guiding member 5 to the heat dissipating fan 42; The thickness of the wind member 5 on the side of the air outlet 53 is thicker than the thickness away from the air outlet 53 side, that is, the space of the air guiding member 5 on the side of the air outlet 53 is larger than the space away from the side of the air outlet 53. The air guiding member 5 can form a wind guiding direction 56 on the side of the air outlet 53. The wind guiding area 56 can guide the high temperature hot air pumped by the cooling fan 42 to be discharged from the air guiding member 53. outer.

As shown in FIG. 3, FIG. 6 and FIG. 7 , in the implementation of the heat dissipation structure of the straddle locomotive of the present invention, the heat dissipation fan 42 of the radiator group 4 is covered with a wind guiding member 5 from the rear of the vehicle body toward the front of the vehicle body. The component 5 covers only the heat dissipation fan 42 without covering the heat dissipation water tank 41, whereby the arrangement of the air guiding member 5 does not affect the heat dissipation effect of the heat dissipation water tank 41 itself; when the straddle locomotive 2 is driving The high temperature generated by the engine unit 2b is effectively carried out by the water inlet pipe 411 and the water outlet pipe 412 of the heat dissipation water tank 41 connected to the engine unit 2b, and the heat dissipation fan 42 can apply the high temperature hot air of the heat dissipation water tank 41. The high-temperature hot gas that is evacuated from the heat-dissipating water tank 41 by the heat-dissipating fan 42 can be extracted, and the wind guiding member 56 of the air outlet 53 of the air guiding member 5 can be condensed and guided by the air guiding member 5. The portion is guided to be discharged from the air guiding member 5 by the air outlet 53 , and more specifically, the high temperature hot air is guided by the air guiding member 5 to the lower side of the straddle locomotive 2, and the heat sink group 4 can be avoided. The high temperature of the hot air hits the rider's leg and the engine unit 2b The other parts can improve the comfort of the straddle locomotive 2 rider on the one hand, and improve the usability of other parts around the engine unit 2b on the other hand, thereby improving the use of the straddle locomotive 2 efficacy.

The main function of the present invention is: the cooling fan 42 of the heat sink set 4 A wind guiding member 5 is disposed from the rear of the vehicle body toward the front of the vehicle body, and the air guiding member 5 covers only the cooling fan 42 without covering the heat dissipating water tank 41, thereby causing the cooling fan 42 to be self-heated from the cooling water tank 41. The extracted high-temperature hot air is guided by the wind guiding member 56 of the air outlet 53 of the air guiding member 5 by the concentration and guidance of the air guiding member 5, and is guided by the air outlet 53 to the straddle locomotive. 2, the rear lower portion is discharged outside the air guiding member 5, thereby preventing high temperature hot air from the radiator group 4 from injuring the leg of the rider and other parts around the engine unit 2b, thereby improving the straddle on the one hand. The locomotive 2 rider's comfort, on the other hand, can improve the usability of other parts of the engine unit 2b, thereby improving the use efficiency of the straddle locomotive 2.

The heat dissipation structure of the straddle locomotive of the present invention can achieve the purpose of appeal by the above-mentioned structure, and should meet the requirements of novelty, advancement and industrial utilization of the invention patent, and submit an application for the invention patent according to law. Please review the details of the examiner and grant approval for the examination and approval of the invention patent.

3‧‧‧ frame unit

31‧‧‧ head tube

32‧‧‧Upper branch

33‧‧‧ lower branch

34‧‧‧Down tube

35‧‧‧ standpipe

4‧‧‧ radiator group

41‧‧‧heating water tank

411‧‧‧ water inlet

412‧‧‧Outlet

42‧‧‧ cooling fan

421‧‧‧ motor

5‧‧‧air guiding members

51‧‧‧Perforation

52‧‧‧Retaining wall

53‧‧‧air outlet

54‧‧‧guide projection

55‧‧‧Locking

56‧‧‧Wind guidance area

Claims (7)

a heat dissipation structure of a straddle locomotive, the locomotive having at least one frame unit, the frame unit having a head pipe, the head pipe extending a pair of left and right upper branch pipes toward the rear of the vehicle body, the head pipe being below the upper branch pipe A pair of left and right lower branch pipes are disposed behind the vehicle body, and the head pipe is connected with a steering mechanism, and a fuel tank is disposed at the rear of the steering mechanism, and a fuel generating engine is disposed under the fuel tank The fuel tank is provided with a seat for the rider to the rear of the vehicle body, and the frame unit is installed with a radiator set behind the head pipe, the radiator set has a heat dissipation water tank and a cooling fan, and the heat dissipation The fan is disposed on the heat dissipation water tank from the rear of the vehicle body toward the front of the vehicle body. The heat dissipation water tank has an inlet pipe and an outlet pipe. The inlet pipe and the outlet pipe are connected to the engine unit, thereby the high temperature generated by the engine unit. The heat-dissipating fan of the heat sink group is provided with a wind guiding member from the rear of the vehicle body toward the front of the vehicle body, and the lower end of the lower branch pipe is connected with a descending pipe, and the upper branch pipe and the lower branch pipe are connected. The two sides are respectively provided with a vertical pipe, the wind guiding member and the motor of the cooling fan are located above the descending pipe, and between the two vertical pipes, the wind guiding member can guide the high temperature hot air of the radiator group to the span. The riding locomotive is discharged from the lower part. The heat dissipation structure of the straddle locomotive according to claim 1, wherein the air guiding member covers only the heat dissipation fan. The heat dissipation structure of the straddle locomotive according to claim 1 or 2, wherein the air guiding member is a cover. The heat dissipation structure of the straddle locomotive according to claim 3, wherein the air guiding member has a through hole near the center, and the peripheral ring of the air guiding member is provided with a retaining wall on one side of the retaining wall There is an air outlet below, and a plurality of locking portions are arranged on the outer edge of the retaining wall. The heat dissipation structure of the straddle locomotive according to claim 4, wherein the perforation can avoid the motor of the cooling fan. The heat dissipation structure of the straddle locomotive of claim 4, wherein the thickness of the air guiding member on the air outlet side is thicker than the thickness away from the air outlet side, that is, the air guiding member is located The space on the air outlet side is larger than the space away from the air outlet side, whereby the air guiding member can form a wind guiding direction on the air outlet side, and the wind guiding direction can guide the high temperature hot air pumped by the cooling fan to be guided here. The air guiding member is discharged from the air outlet. The heat dissipation structure of the straddle locomotive according to claim 4, wherein a guide protrusion is extended above the air outlet.