CN212958879U

CN212958879U - Mechanical water pump circulating cooling system

Info

Publication number: CN212958879U
Application number: CN202021678728.7U
Authority: CN
Inventors: 彭昌其
Original assignee: Zhejiang Geely Ming Industrial Co ltd
Current assignee: Zhejiang Geely Ming Industrial Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-04-13
Anticipated expiration: 2030-08-13

Abstract

The utility model belongs to the technical field of motorcycle engine, especially, relate to a mechanical water pump circulative cooling system. The utility model discloses, to the poor problem of motorcycle engine forced air cooling effect among the prior art, provide a mechanical water pump circulative cooling system, including the motorcycle cylinder, still including the circulation water cooling module who is used for cooling off the motorcycle cylinder, be equipped with inlet channel and outlet conduit between circulation water cooling module and the motorcycle cylinder, inlet channel and outlet conduit's both ends are equallyd divide and are do not linked together with motorcycle cylinder and circulation water cooling module, and the cooling water flows in the motorcycle cylinder and flows back to circulation water cooling module from the outlet conduit through inlet channel. The utility model discloses be equipped with the circulation water cooling module with motorcycle cylinder intercommunication, the cooling water circulation in the circulation water cooling module passes through the motorcycle cylinder to take place the heat exchange with the motorcycle cylinder, thereby realize the water-cooling to the motorcycle cylinder, guarantee the cooling effect, prolonged the life of engine.

Description

Mechanical water pump circulating cooling system

Technical Field

The utility model belongs to the technical field of motorcycle engine, especially, relate to a mechanical water pump circulative cooling system.

Background

In modern cities, the motorcycle is used as a convenient and light mass vehicle, and the production technology is mature. However, the engine of the conventional motorcycle still has problems in terms of heat generation and maintenance during the operation process for the user. First, the duty cycle of a motorcycle engine is performed at a high temperature. The temperature of the piston, cylinder head and other parts can be raised by the friction heat generated by the friction of high-temperature gas and moving parts. The high temperature easily causes thermal deformation, reduces the mechanical strength of engine parts, and changes the normal fit clearance due to the excessive thermal expansion. If the motorcycle engine cannot effectively dissipate heat for a long time, the aging of engine parts can be accelerated, and the traveling safety of drivers is influenced. These problems not only affect the working life of the engine, but also greatly increase the workload and the working difficulty of motorcycle drivers in motorcycle maintenance.

Most of women's motorcycles in the prior art are horizontal forced air cooling engines, but the air conductivity of the engine using environment is poor, the cooling effect of a forced air cooling mode is poor, the working temperature of the engine is still overhigh, and the engine is reliable and has poor durability.

For example, chinese utility model patent discloses a motorcycle engine [ application number: 201621049456.8], the utility model comprises a cylinder head, a cylinder body, a left crankcase and a right crankcase; the cylinder head is positioned at the upper part of the cylinder body and connected with the cylinder body, and the top surface of the cylinder head is an inclined cambered surface; the cylinder cooling fins are arranged in parallel on the periphery of the outer side of the cylinder block, and the two side surfaces of the cylinder head are provided with ventilation grooves which extend downwards from the top of the cylinder head to the positions of the cylinder cooling fins on the upper part of the cylinder block; the right crankcase body outer side surface is provided with a raised crankcase cooling fin.

The utility model discloses an adopt the refrigerated mode of forced air cooling promptly, though carried out certain repacking to the engine appearance, its radiating effect still remains to further improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at the above-mentioned problem, provide a water circulative cooling, mechanical water pump circulative cooling system that the cooling effect is good.

In order to achieve the above purpose, the utility model adopts the following technical proposal:

a mechanical water pump circulating cooling system comprises a motorcycle engine cylinder, a cylinder body and a circulating water cooling assembly used for cooling the motorcycle engine cylinder, wherein a water inlet pipeline and a water outlet pipeline are arranged between the circulating water cooling assembly and the motorcycle engine cylinder, two ends of the water inlet pipeline and two ends of the water outlet pipeline are respectively communicated with the motorcycle engine cylinder and the circulating water cooling assembly, and cooling water flows into the motorcycle engine cylinder through the water inlet pipeline and flows back to the circulating water cooling assembly from the water outlet pipeline.

In the above mechanical water pump circulation cooling system, the circulation water cooling assembly includes a water tank installation housing and a water storage tank located in the water tank installation housing, one end of the water storage tank is communicated with the water inlet pipe, the other end of the water storage tank is communicated with the water outlet pipe, a gas cooling assembly for increasing the gas flow rate on the surface of the water storage tank is further arranged in the water tank installation housing, and the gas cooling assembly is located on the inner side of the water storage tank.

In the above mechanical water pump circulating cooling system, the water tank mounting housing includes a water tank housing and a right cover, the water tank housing and the right cover are connected through a plurality of connecting upright posts, the mounting cavity is located between the water tank housing and the right cover, the water storage tank and the air cooling assembly are both mounted in the mounting cavity, an air inlet window is further provided between two adjacent connecting upright posts, and the mounting cavity is communicated with the outside through the air inlet window.

In the above mechanical water pump circulating cooling system, the water storage tank is connected to the water tank housing, and the air cooling module is disposed between the right cover and the water tank.

In the above mechanical water pump circulating cooling system, the axial leads of each connecting upright post are parallel to each other.

In the above mechanical water pump circulating cooling system, the air cooling assembly includes a cooling fan, a crankshaft for driving the cooling fan to rotate, and a water pump communicated with the water inlet pipe, a pump driving shaft is driven coaxially with the water pump, the pump driving shaft is matched with a driven tooth of the water pump, the tooth is engaged with a chain of the oil pump, and the pump chain is engaged with a driving tooth of the crankshaft.

In the above mechanical water pump circulation cooling system, the crankshaft is engaged with the pump chain through the crankshaft driving teeth, the pump driving shaft is engaged with the pump chain through the pump driven teeth, and the gear ratio of the pump driven teeth to the crankshaft driving teeth is 1 to 1.3.

In the above mechanical water pump circulation cooling system, the air cooling assembly further includes a large starting tooth fixedly connected to the crankshaft, the large starting tooth is located between the crankshaft driving tooth and the cooling fan, an axial lead of the large starting tooth coincides with an axial lead of the crankshaft, and a side surface of the large starting tooth is engaged with a speed reduction starting tooth, which is an electric starting mechanism.

Compared with the prior art, the utility model has the advantages of:

1. the utility model discloses be equipped with the circulation water cooling module with motorcycle cylinder intercommunication, the cooling water circulation in the circulation water cooling module passes through the motorcycle cylinder to take place the heat exchange with the motorcycle cylinder, thereby realize the water-cooling to the motorcycle cylinder, guarantee the cooling effect, prolonged the life of engine.

2. The utility model discloses still be equipped with the air cooling subassembly that is used for improving storage water tank surface gas flow rate, the air cooling subassembly can improve the radiating rate of storage water tank internal cooling water, reduces the temperature of cooling water, has further guaranteed the cooling effect.

3. The engine has longer service life and is more durable.

Drawings

FIG. 1 is a schematic view of the structure of a motorcycle engine;

fig. 2 is an exploded view of the present invention;

fig. 3 is a schematic structural diagram of the present invention;

in the figure: the water cooling device comprises a motorcycle cylinder 1, a circulating water cooling assembly 2, a water inlet pipeline 3, a water outlet pipeline 4, a cylinder head 11, a water tank mounting shell 21, a water storage tank 22, an air cooling assembly 23, a water tank outer cover 211, a right cover 212, a mounting cavity 213, a connecting upright post 214, an air inlet window 215, a cooling fan 231, a crankshaft 232, a water pump impeller 233, a pump driving shaft 234, a pump chain 235, a crankshaft driving tooth 236, a pump driven tooth 237, a starting large tooth 238 and a starting speed reduction tooth 239.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1 and 3, a mechanical water pump circulating cooling system comprises a motorcycle cylinder 1 and a circulating water cooling assembly 2 for cooling the motorcycle cylinder 1, wherein a water inlet pipeline 3 and a water outlet pipeline 4 are arranged between the circulating water cooling assembly 2 and the motorcycle cylinder 1, two ends of the water inlet pipeline 3 and two ends of the water outlet pipeline 4 are respectively communicated with the motorcycle cylinder 1 and the circulating water cooling assembly 2, and cooling water flows into the motorcycle cylinder 1 through the water inlet pipeline 3 and flows back to the circulating water cooling assembly 2 from the water outlet pipeline 4.

The utility model discloses, during the use, the cooling water in the circulating water cooling subassembly 2 flows in motorcycle cylinder 1 through inlet channel 3 and takes place the heat exchange with

motorcycle cylinder

1, and 4 flows back to in the circulating water cooling subassembly 2 of rethread outlet conduit. The event the utility model discloses be equipped with the circulation water cooling module 2 with motorcycle cylinder 1 intercommunication, the cooling water circulation in the circulation water cooling module 2 passes through motorcycle cylinder 1 to take place the heat exchange with motorcycle cylinder 1, thereby realize the water-cooling to motorcycle cylinder 1, guarantee the cooling effect, prolonged the life of engine.

As shown in fig. 2, the circulating water cooling assembly 2 includes a water tank installation housing 21 and a water storage tank 22 located in the water tank installation housing 21, one end of the water storage tank 22 is communicated with the water inlet pipe 3, and the other end is communicated with the water outlet pipe 4, an air cooling assembly 23 for increasing the flow rate of air on the surface of the water storage tank 22 is further disposed in the water tank installation housing 21, and the air cooling assembly 23 is located at one side of the water storage tank 22. The utility model discloses still be equipped with the air cooling subassembly 23 that is used for improving storage water tank 22 surface gas flow rate, air cooling subassembly 23 can improve the radiating rate of cooling water in storage water tank 22, reduces the temperature of cooling water, has further guaranteed the cooling effect.

Specifically, the air cooling assembly 23 includes a cooling fan 231, a crankshaft 232 for driving the cooling fan 231 to rotate, and a water pump impeller 233 communicated with the water inlet pipe 3, wherein a pump driving shaft 234 is drivingly connected to the water pump impeller 233, an end of the pump driving shaft 234 away from the water pump impeller 233 is engaged with a pump chain 235, and an end of the pump chain 235 away from the pump driving shaft 234 is engaged with an end of the crankshaft 233 away from the cooling fan 231. The pump driving shaft 234 drives the pump impeller 233 to deliver cooling water into the motorcycle cylinder 1 through the water inlet pipe 3. The crankshaft 232 drives the cooling fan 231 to rotate, thereby driving the air flow and enhancing the air flow rate on the surface of the water storage tank 22. The pump chain 235 keeps the crankshaft 233 and the pump drive shaft 234 in an interlocked state, that is, the cooling water feed speed and the rotational speed of the cooling fan 231 are both within an appropriate ratio during use. The crankshaft 232 and the cooling fan 231 may be directly or indirectly connected, for example, the crankshaft 232 may drive the magnetic steel rotor to rotate so as to drive the cooling fan 231 to rotate.

Preferably, the crankshaft 233 is engaged with the pump chain 235 through a crankshaft driving tooth 236, the pump driving shaft 234 is engaged with the pump chain 235 through a pump driven tooth 237, and the diameter of the pump driven tooth 237 is more than 1.5 times of the diameter of the crankshaft driving tooth 236.

As shown in fig. 3, the air cooling assembly 23 further includes a large start tooth 238 fixedly connected to the crankshaft 232, the large start tooth 238 is located between the crankshaft driving tooth 236 and the cooling fan 231, and the axis of the large start tooth 238 coincides with the axis of the crankshaft 232, so that the driving stability can be ensured. The large start tooth 238 is engaged with a start deceleration tooth 239 on the side. The start reduction teeth 239 may reduce the speed and increase the torque to meet the operating requirements.

As shown in fig. 3, the water tank mounting housing 21 includes a water tank housing 211 and a right cover 212, the water tank housing 211 and the right cover 212 are connected by a plurality of connecting posts 214, a mounting cavity 213 is located between the water tank housing 211 and the right cover 212, the water storage tank 22 and the air cooling module 23 are both mounted in the mounting cavity 213, an air inlet window 215 is further provided between two adjacent connecting posts 214, and the mounting cavity 213 is communicated with the outside through the air inlet window 215. That is, the installation cavity 213 is an open cavity, so that the air in the installation cavity 213 can be easily circulated to the outside, thereby enhancing the cooling efficiency of the water storage tank 22.

Preferably, the axes of each connecting post 214 are parallel to each other, which ensures that the support forces provided are parallel to each other, thereby creating a greater resultant force.

The utility model discloses a theory of operation is: the pump driving shaft 234 drives the water pump impeller 233, so that the cooling water in the water storage tank 22 flows into the motorcycle cylinder 1 through the water inlet pipe 3 to exchange heat with the motorcycle cylinder 1 under the conveying of the water pump impeller 233, and then flows back into the water storage tank 22 through the water outlet pipe 4, the crankshaft 232 drives the cooling fan 231, the air circulation rate in the installation cavity 213 is improved, the reduction rate of the temperature of the cooling water in the water storage tank 22 is accelerated, and the steps are repeated to realize circulating cooling. The event the utility model discloses be equipped with the circulation water cooling module 2 with motorcycle cylinder 1 intercommunication, the cooling water circulation in the circulation water cooling module 2 passes through motorcycle cylinder 1 to take place the heat exchange with motorcycle cylinder 1, thereby realize the water-cooling to motorcycle cylinder 1, guarantee the cooling effect, prolonged the life of engine.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art 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 motorcycle cylinder 1, the water circulation cooling assembly 2, the water inlet pipe 3, the water outlet pipe 4, the cylinder head 11, the water tank installation housing 21, the water storage tank 22, the air cooling assembly 23, the water tank cover 211, the right cover 212, the installation cavity 213, the connection upright 214, the air inlet window 215, the cooling fan 231, the crankshaft 232, the water pump impeller 233, the pump drive shaft 234, the pump chain 235, the crankshaft drive teeth 236, the pump driven teeth 237, the start large teeth 238, the start reduction teeth 239, etc., are used more extensively herein, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. A mechanical water pump hydronic system comprising a motorcycle cylinder (1) with a cylinder head (11), characterized in that: the motorcycle water cooling device is characterized by further comprising a circulating water cooling assembly (2) used for cooling the motorcycle cylinder (1), a water inlet pipeline (3) and a water outlet pipeline (4) are arranged between the circulating water cooling assembly (2) and the motorcycle cylinder (1), two ends of the water inlet pipeline (3) and two ends of the water outlet pipeline (4) are communicated with the motorcycle cylinder (1) and the circulating water cooling assembly (2) respectively, and cooling water flows into the motorcycle cylinder (1) through the water inlet pipeline (3) and flows back to the circulating water cooling assembly (2) from the water outlet pipeline (4).

2. The mechanical water pump hydronic system according to claim 1, wherein: the circulating water cooling assembly (2) comprises a water tank installation shell (21) and a water storage tank (22) located in the water tank installation shell (21), one end of the water storage tank (22) is communicated with the water inlet pipeline (3), the other end of the water storage tank is communicated with the water outlet pipeline (4), a gas cooling assembly (23) used for improving the surface gas flow rate of the water storage tank (22) is further arranged in the water tank installation shell (21), and the gas cooling assembly (23) is located on one side of the water storage tank (22).

3. The mechanical water pump hydronic system according to claim 2, wherein: the water tank installation shell (21) comprises a water tank outer cover (211) and a right cover (212), the water tank outer cover (211) and the right cover (212) are connected through a plurality of connecting upright posts (214), an installation cavity (213) is located between the water tank outer cover (211) and the right cover (212), the water storage tank (22) and the air cooling assembly (23) are installed in the installation cavity (213), an air inlet window (215) is further arranged between two adjacent connecting upright posts (214), and the installation cavity (213) is communicated with the outside through the air inlet window (215).

4. The mechanical water pump hydronic system according to claim 3, wherein: the water storage tank (22) is connected to a water tank outer cover (211), and the air cooling assembly (23) is arranged between the right cover (212) and the water tank (22).

5. The mechanical water pump hydronic system according to claim 3, wherein: the axes of each connecting upright post (214) are parallel to each other.

6. The mechanical water pump hydronic system according to claim 2, wherein: the air cooling assembly (23) comprises a cooling fan (231), a crankshaft (232) used for driving the cooling fan (231) to rotate, and a water pump impeller (233) communicated with the water inlet pipeline (3), wherein a pump driving shaft (234) is in driving connection with the water pump impeller (233), one end, far away from the water pump impeller (233), of the pump driving shaft (234) is meshed with a pump chain (235), and one end, far away from the pump driving shaft (234), of the pump chain (235) is meshed with one end, far away from the cooling fan (231), of the crankshaft (233).

7. The mechanical water pump hydronic system according to claim 6, wherein: the crankshaft (233) is meshed with the pump chain (235) through a crankshaft driving tooth (236), the pump driving shaft (234) is meshed with the pump chain (235) through a pump driven tooth (237), and the tooth ratio of the pump driven tooth (237) to the crankshaft driving tooth (236) is 1-1.3.

8. The mechanical water pump hydronic system according to claim 6, wherein: the air cooling assembly (23) further comprises a large starting tooth (238) fixedly connected to the crankshaft (232), the large starting tooth (238) is located between the crankshaft driving tooth (236) and the cooling fan (231), the axial lead of the large starting tooth (238) is coincident with the axial lead of the crankshaft (232), and a large starting reduction tooth (239) is meshed with the side face of the large starting tooth (238).