TWM600718U - Motorcycle with transmission case - Google Patents

Abstract

A motorcycle with transmission case is provided. The motorcycle includes a transmission case, a frame and a connection pipe. The transmission case includes a case inlet and a case outlet. The frame includes a frame inlet and a frame outlet. An inner path is formed in the frame. The frame inlet is communicated to the frame outlet via the inner path. The connection pipe connects the frame outlet to the case inlet. An air flow enters the inner path via the frame inlet, passes through the frame outlet, the connection pipe and the case inlet to the transmission case, and leaves the transmission case via the case outlet.

Description

Locomotive with transmission box

The embodiment of this creation relates to a locomotive, particularly a locomotive with a transmission box.

The conventional scooter usually has a transmission box between the engine and the rear wheels. The transmission box has a Continuously Variable Transmission (Continuously Variable Transmission) to convert the power generated by the engine into the driving force of the rear wheels. Because the continuously variable automatic transmission will generate high temperature during operation, and the high temperature will reduce the power conversion efficiency and shorten the life of the parts, it is generally made an air inlet in front of the transmission box, and the air enters the transmission box through the air inlet, and then by The exhaust port in the rear direction of the transmission box is discharged to form air circulation and heat dissipation. However, the conventionally designed air intake holes are usually closer to the road surface, causing road contaminants (such as sand, sand, gravel, water, etc.) to enter the transmission box, reducing the conversion efficiency of the continuously variable automatic transmission and even reducing the service life.

This creation is to provide a locomotive with a transmission box in order to solve the problems of the conventional technology, including a transmission box, a frame and a connecting pipe. The transmission case includes a transmission case air inlet and a transmission case air outlet. The frame includes a frame air inlet and a frame air outlet, wherein the frame is formed with an internal channel, and the frame air inlet and the frame air outlet are communicated through the internal channel. The connecting pipe connects the air outlet of the frame and the air inlet of the transmission box, wherein an air flow enters the internal passage of the frame from the air inlet of the frame, and passes through the air outlet of the frame, the connecting pipe and the transmission box The air inlet enters the transmission box, and then leaves the transmission box through the transmission box air outlet.

In one embodiment, the frame includes a head tube, a front extension tube, a middle extension tube, and a rear extension tube. One end of the front extension tube is connected to the head tube, the front extension tube is connected to the middle extension tube, and the rear extension tube is connected to the head tube. One end of the extension pipe is connected to the middle extension pipe, and the internal passage is located in the rear extension pipe and at least part of the middle extension pipe. The airflow enters the rear extension pipe through the frame air inlet and flows from the rear extension pipe It flows into the middle extension pipe, passes through part of the middle extension pipe, and leaves the frame through the frame air outlet.

In one embodiment, one end of the rear extension tube is connected to the middle extension tube, the frame air inlet is formed at the other end of the rear extension tube, one end of the middle extension tube is connected to the front extension tube, and the frame is out An air port is formed at the other end of the middle extension tube.

In one embodiment, the locomotive further includes a footrest and a cushion, the footrest corresponds to the middle extension tube, and the seat cushion corresponds to at least part of the rear extension tube.

In one embodiment, the locomotive further includes a tail light, wherein the air inlet of the frame corresponds to the tail light.

In one embodiment, the middle extension pipe includes a middle extension pipe drainage hole, and the middle extension pipe drainage hole is closer to the front extension pipe than the rear extension pipe.

In one embodiment, the middle extension tube includes a middle extension tube communication hole, one end of the rear extension tube is connected to the middle extension tube and corresponds to the middle extension tube communication hole, and the airflow passes through the middle extension tube from the rear extension tube The communicating hole flows into the middle extension pipe.

In one embodiment, the connecting pipe includes a retaining wall, a first end, and a second end, the first end is connected to the frame air outlet, the second end is connected to the transmission box air inlet, and the retaining wall It is arranged in the connecting pipe and adjacent to the second end.

In one embodiment, the connecting pipe further includes a connecting pipe drain hole, the connecting pipe drain hole is adjacent to the second end, and the retaining wall is located between the connecting pipe drain hole and the second end.

In one embodiment, the connecting tube is an elastic telescopic tube, the air inlet of the frame has a diameter between 37 mm and 42 mm, and the air outlet of the transmission case has a diameter greater than 40 mm.

For the locomotive to which this creative embodiment is applied, since the airflow is guided through the frame and the transmission box and the frame are connected by the connecting pipe, the air inlet of the overall airflow is the air inlet of the higher frame. Because the air intake of the frame is far away from the road, it can effectively prevent road contaminants (such as sand, sand, water, etc.) from entering the transmission box, maintain the efficiency of the transmission box, and extend the life of the transmission box.

Referring to Figure 1, it shows the appearance of a locomotive M according to an embodiment of the invention, including a faucet 91, a front wheel 92, a rear wheel 93, a seat cushion 94, a power system 95, a pedal 96, a tail lamp 97 and other elements.

The locomotive M includes a front section and a rear section. The front section of the locomotive M is provided with components such as a faucet 91, a front wheel 92, a direction lamp, and a keyhole. The rear section of the locomotive M is provided with components such as a power system 95, a seat cushion 94, a pedal 96, a tripod, a tail lamp 97, a rear wheel 93, and a mudguard.

The faucet 91 is used to control the traveling direction of the locomotive M. Functional parts can be installed on the faucet 91, including units such as meters, switches, and rear mirrors. The faucet 91 also has a handle (including a refueling grip) and a hand brake. The user can control the steering of the faucet 91 through the handle, adjust the throttle angle of the power system 95 through the refueling grip to control the power output, and use the hand brake to turn the motorcycle M slow down. The faucet 91 can also be equipped with a main light, which provides the main light for the locomotive M.

The faucet 91 and the front wheel 92 are linked through the faucet rotating shaft, whereby the angle of the front wheel 92 can be controlled through the rotating faucet 91, thereby controlling the traveling direction of the locomotive M.

The power system 95 is connected to and drives the rear wheels 93, thereby providing power to the locomotive M to make the locomotive M move forward. The power system 95 has a transmission case 1.

Figure 2 shows the main structure of the locomotive of this creative embodiment. 2, in one embodiment, the locomotive M includes a transmission box 1, a frame 2 and a connecting pipe 3. In Figures 1 and 2, the appearance of the transmission box 1 is slightly different, which does not limit this creation.

Figures 3A and 3B show the detailed structure of the transmission box of this creative embodiment. With reference to FIGS. 2, 3A and 3B, in one embodiment, the transmission case 1 includes a transmission case air inlet 11 and a transmission case air outlet 12. The frame 2 includes a frame air inlet 201 and a frame air outlet 202. The frame 2 is formed with an internal passage P, and the frame air inlet 201 and the frame air outlet 202 pass through the internal passage P Connected. The connecting pipe 3 connects the frame air outlet 202 and the transmission case air inlet 11, wherein an airflow A enters the internal passage P of the frame 2 from the frame air inlet 201, and passes through the frame air outlet 202 , The connecting pipe 3 and the transmission box air inlet 11 enter the transmission box 1, and then leave the transmission box 1 through the transmission box air outlet 12.

Figure 4 shows the frame of this creative embodiment. With reference to Figures 2 and 4, in one embodiment, the frame 2 includes a head tube 21, a front extension tube 22, a middle extension tube 23, and a rear extension tube 24. One end of the front extension tube 22 is connected to the Head tube 21, the front extension tube 22 is connected to the middle extension tube 23, one end of the rear extension tube 24 is connected to the middle extension tube 23, and the internal passage P is located in the rear extension tube 24 and at least part of the middle extension tube 23 The airflow A enters the rear extension tube 24 through the frame air inlet 201, flows into the middle extension tube 23 from the rear extension tube 24, passes through part of the middle extension tube 23, and passes through the frame air outlet 202 Leave the frame 2.

With reference to Figures 2 and 4, in one embodiment, one end of the rear extension tube 24 is connected to the middle extension tube 23, and the frame air inlet 201 is formed at the other end (free end) of the rear extension tube. One end of the middle extension tube 23 is connected to the front extension tube 22, and the frame air outlet 202 is formed at the other end (free end) of the middle extension tube 23.

With reference to FIGS. 1 and 4, in one embodiment, the foot pedal 96 of the locomotive M corresponds to the middle extension tube 23, and the seat cushion 94 of the locomotive M corresponds to at least part of the rear extension tube 24. In this embodiment, the middle extension tube 23 extends in the horizontal direction. The above disclosure does not limit this creation. In one embodiment, the locomotive M further includes a storage box (not shown), and the storage box is fixed to the rear extension tube 24.

For the locomotive to which this creative embodiment is applied, since the airflow is guided through the frame and the transmission box and the frame are connected by the connecting pipe, the air inlet of the overall airflow is the air inlet of the higher frame. Because the air intake of the frame is far away from the road, it can effectively prevent road contaminants (such as sand, sand, water, etc.) from entering the transmission box, maintain the efficiency of the transmission box, and extend the life of the transmission box.

With reference to FIGS. 1 and 4, in one embodiment, the locomotive M further includes a tail light 97, wherein the frame air inlet 201 corresponds to the tail light 97. In this embodiment, the frame air inlet 201 is located in the car shell of the locomotive, thereby further preventing rain or sand from entering the frame air inlet 201. In one embodiment, the frame 2 further includes a license plate bracket 25, and the license plate bracket 25 is directly connected to the rear extension tube 24. In this embodiment, the frame air inlet 201 is located above the license plate bracket 25.

Figure 5 is a cross-sectional view showing the extension tube and its adjacent structure in the creative embodiment. Referring to FIG. 5, in one embodiment, the middle extension pipe 23 includes a middle extension pipe drainage hole 231, and the middle extension pipe drainage hole 231 is closer to the front extension pipe 22 than the rear extension pipe 24. The middle extension pipe drainage hole 231 can drain the accumulated water in the frame 2 and prevent the accumulated water from flowing into the transmission box 1.

5, in an embodiment, the middle extension tube 23 includes a middle extension tube communication hole 232, one end of the rear extension tube 24 is connected to the middle extension tube 23 and corresponds to the middle extension tube communication hole 232, the airflow A flows into the middle extension tube 23 from the rear extension tube 24 through the middle extension tube communication hole 232.

Figure 6A is a cross-sectional view showing the connecting pipe of this creative embodiment. Figure 6B shows the detailed structure of the connecting pipe of this creative embodiment. With reference to Figures 6A and 6B, in one embodiment, the connecting pipe 3 includes a retaining wall 33, a first end 31, and a second end 32. The first end 31 is connected to the frame air outlet 202. The second end 32 is connected to the transmission box air inlet 11, and the retaining wall 33 is disposed in the connecting pipe 3 and adjacent to the second end 32. The retaining wall 33 blocks the accumulated water in the frame 2 and prevents the accumulated water in the frame 2 from flowing into the transmission box 1.

With reference to FIGS. 6A and 6B, in one embodiment, the connecting pipe 3 further includes a connecting pipe drain hole 34, the connecting pipe drain hole 34 is adjacent to the second end 32, and the retaining wall 33 is located at the connecting pipe drain hole 34 And the second end 32. The drain hole 34 of the connecting pipe can drain the accumulated water in the frame 2 and prevent the accumulated water from flowing into the transmission box 1.

Referring to Figure 6B, in one embodiment, the connecting tube 3 is an elastic telescopic tube. Thereby, the connecting pipe 3 can fully connect the frame 2 and the transmission box 1.

Figure 7 shows the detailed structure of the frame air inlet of this creative embodiment. With reference to Figures 3B and 7, in one embodiment, the diameter φ1 of the frame air inlet 201 is between 37mm and 42mm, and the diameter φ2 of the transmission case air outlet 12 is greater than 40mm, which can provide better The heat dissipation efficiency. In the embodiment of the present invention, the shape of the frame air inlet 201, the frame air outlet 202, the transmission case air inlet 11, and the transmission case air outlet 12 may be circular, rectangular or other shapes. The above disclosure does not limit the present invention. creation.

In the embodiment of this creation, the locomotive defined in this creation may include a fuel locomotive, an electric locomotive or other motor vehicles.

Although this creation has been disclosed above in specific preferred embodiments, it is not intended to limit this creation. Anyone familiar with this technique can still make some changes and modifications without departing from the spirit and scope of this creation. Therefore, the scope of protection of this creation shall be subject to the scope of the attached patent application.

1: Gearbox 11: Transmission box air inlet 12: Transmission case air outlet 2: Frame 201: Frame Air Inlet 202: Frame air outlet 21: head tube 22: Front extension tube 23: Middle extension tube 231: Middle extension pipe drainage hole 232: Middle extension pipe connecting hole 24: Rear extension tube 25: License plate bracket 3: connecting pipe 31: first end 32: second end 33: retaining wall 34: Connecting pipe drain hole 91: Dragon Head 92: front wheel 93: rear wheel 94: seat cushion 95: Power System 96: Pedal 97: taillight M: locomotive P: Internal channel A: Airflow φ1: Caliber φ2: caliber

Figure 1 shows the appearance of the locomotive of an embodiment of the invention. Figure 2 shows the main structure of the locomotive of this creative embodiment. Figures 3A and 3B show the detailed structure of the transmission box of this creative embodiment. Figure 4 shows the frame of this creative embodiment. Figure 5 is a cross-sectional view showing the extension tube and its adjacent structure in the creative embodiment. Figure 6A is a cross-sectional view showing the connecting pipe of this creative embodiment. Figure 6B shows the detailed structure of the connecting pipe of this creative embodiment. Figure 7 shows the detailed structure of the frame air inlet of this creative embodiment.

1: Gearbox

11: Transmission box air inlet

12: Transmission case air outlet

2: Frame

201: Frame Air Inlet

202: Frame air outlet

3: connecting pipe

P: Internal channel

A: Airflow

Claims (10)

A locomotive with a transmission box, including: A transmission case, including a transmission case air inlet and a transmission case outlet; A frame including a frame air inlet and a frame air outlet, wherein the frame is formed with an internal passage, and the frame air inlet and the frame air outlet are connected through the internal passage; and A connecting pipe connects the frame air outlet and the transmission box air inlet, wherein an airflow enters the internal passage of the frame from the frame air inlet, and passes through the frame air outlet, the connecting pipe and the transmission The box air inlet enters the transmission box, and then leaves the transmission box through the transmission box air outlet. The locomotive with a transmission box as described in the first item of the patent application, wherein the frame includes a head tube, a front extension tube, a middle extension tube and a rear extension tube, and one end of the front extension tube is connected to the head tube , The front extension tube is connected to the middle extension tube, one end of the rear extension tube is connected to the middle extension tube, the internal passage is located in the rear extension tube and at least part of the middle extension tube, and the airflow passes through the frame air inlet Enter the rear extension tube, flow into the middle extension tube from the rear extension tube, pass part of the middle extension tube, and leave the frame through the frame air outlet. The locomotive with a transmission case as described in item 2 of the scope of patent application, wherein one end of the rear extension pipe is connected to the middle extension pipe, the frame air inlet is formed at the other end of the rear extension pipe, and the middle extension pipe One end is connected to the front extension tube, and the frame air outlet is formed at the other end of the middle extension tube. As described in item 3 of the scope of patent application, the locomotive with a transmission box further includes a pedal and a cushion, the pedal corresponds to the middle extension tube, and the seat cushion corresponds to at least a part of the rear extension tube. As described in item 4 of the scope of patent application, the locomotive with a transmission box further includes a tail light, wherein the air inlet of the frame corresponds to the tail light. The locomotive with a transmission box as described in item 3 of the scope of patent application, wherein the middle extension pipe includes a middle extension pipe drainage hole, and the middle extension pipe drainage hole is closer to the front extension pipe than the rear extension pipe. The locomotive with a transmission box as described in item 3 of the scope of patent application, wherein the middle extension pipe includes a middle extension pipe communicating hole, and one end of the rear extension pipe is connected to the middle extension pipe and corresponds to the middle extension pipe communicating hole, The airflow flows into the middle extension pipe from the rear extension pipe through the middle extension pipe communication hole. The locomotive with a transmission box as described in item 1 of the scope of patent application, wherein the connecting pipe includes a retaining wall, a first end and a second end, the first end is connected to the frame air outlet, and the second The end is connected to the air inlet of the transmission box, and the retaining wall is arranged in the connecting pipe and adjacent to the second end. As described in item 8 of the scope of patent application, the connecting pipe further includes a connecting pipe drain hole, the connecting pipe drain hole is adjacent to the second end, and the retaining wall is located between the connecting pipe drain hole and the connecting pipe drain hole. Between the second end. For the locomotive with a transmission box described in item 9 of the scope of patent application, the connecting pipe is an elastic telescopic tube, the air inlet of the frame is between 37mm and 42mm, and the air outlet of the transmission box is More than 40mm.

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