Search

CN-122014393-A - Water pump and thermal management system integrated structure

CN122014393ACN 122014393 ACN122014393 ACN 122014393ACN-122014393-A

Abstract

The application relates to a water pump and thermal management system integrated structure, and belongs to the technical field of engine cooling. The integrated structure comprises an engine cylinder cover, a cooling water pump arranged on the engine cylinder cover, a water pump cover body sealing the cooling water pump, and a radiator, wherein the water pump cover body is provided with a cooling cavity for the cooling water pump to be installed, the cooling cavity is communicated with a runner in the engine cylinder cover, the water pump cover body is also provided with a leakage water storage cavity, the leakage water storage cavity is communicated with an overflow hole of the cooling water pump, and an evaporation hole communicated with the leakage water storage cavity is formed in the water pump cover body. The leakage water storage chamber plays a role in temporary storage of slight leakage generated by the water pump, reduces the probability of leakage of cooling liquid to other parts of the engine, and prolongs the service life of the engine.

Inventors

  • XIAO HONG
  • SHANG XIN

Assignees

  • 宁波市龙嘉动力科技有限公司

Dates

Publication Date
20260512
Application Date
20260203

Claims (10)

  1. 1. The utility model provides a water pump and heat management system integrated morphology, includes engine cylinder cap (1), set up in cooling water pump (2), sealed lid of engine cylinder cap (1) water pump lid (3) and radiator (4) of cooling water pump (2), water pump lid (3) have the cooling chamber that supplies cooling water pump (2) to install, cooling chamber with cooling flow channel intercommunication in engine cylinder cap (1), a serial communication port, water pump lid (3) still are provided with leak water storage cavity (314), leak water storage cavity (314) with overflow hole intercommunication of cooling water pump (2), offer the intercommunication on water pump lid (3) leak evaporation hole (323) of water storage cavity (315).
  2. 2. The integrated structure of a water pump and a thermal management system according to claim 1, wherein the water pump cover (3) has an inclined connection hole (315) for communicating the cooling water pump (2) and the leakage water storage chamber (315), one end of the inclined connection hole (315) is communicated to the top of the leakage water storage chamber (315), the other end is communicated to an overflow hole of the cooling water pump (2), and the height of the cooling water pump (2) is higher than that of the leakage water storage chamber (314).
  3. 3. The integrated structure of a water pump and a thermal management system according to claim 1, wherein the water pump cover (3) comprises a first cover (31) and a second cover (32), the first cover (31) and the engine cylinder cover (1) are sealed and fixed, the cooling water pump (2) is mounted on the first cover (31), the leakage water storage chamber (315) is arranged on the first cover (31), the second cover (32) covers the leakage water storage chamber (315) and the cooling water pump (2), and the evaporation hole (323) is arranged on the second cover (32).
  4. 4. A water pump and thermal management system integrated structure according to claim 3, wherein the second cover (32) is provided with a detection through hole (324) communicated to the bottom of the leakage water storage chamber (315), the second cover (32) is provided with a detection piece (33) at the detection through hole (324) in a sealing manner, and the detection piece (33) is detachably connected with the water pump cover (3).
  5. 5. The integrated structure of a water pump and a thermal management system according to claim 4, wherein the detecting member (33) is a bolt member, the detecting through hole (324) is a threaded hole in threaded fit with the detecting member (33), and the water pump cover (3) is provided with a sealing ring (34) for sealing and installing the bolt member at the top of the detecting through hole (324).
  6. 6. A water pump and thermal management system integrated structure according to claim 3, wherein the second cover body (32) is internally provided with a switching port (35) communicated with the output end of the radiator (4) and a small circulation channel (36), two ends of the small circulation channel (36) are respectively communicated with the switching port (35) and the input end of the radiator (4), and a thermostat (5) for controlling the sealing or opening of the switching port (35) is arranged in the water pump cover body (3); When the thermostat (5) controls the switching port (35) to be sealed, the small circulation channel (36) is in an open state, cooling liquid flows in the engine cylinder cover (1) to form small circulation, and when the thermostat (5) controls the switching port (35) to be opened, the small circulation channel (36) is in a closed state, and the cooling liquid flows between the engine cylinder cover (1) and the radiator (4) to form large circulation.
  7. 7. The integrated structure of a water pump and a thermal management system according to claim 6, wherein a water inlet hole (326) of the cooling water pump (2) is integrally provided in the second cover (32), and the water inlet hole (326) communicates with the thermostat (5) and the body of the cooling water pump (2).
  8. 8. The integrated structure of a water pump and a thermal management system according to claim 6, wherein the small circulation passage (36) includes a first passage (361) located in the first cover (31) and a second passage (362) located in the second cover (32), an end of the first passage (361) is provided with an exhaust passage (316) communicating with the cooling chamber, and when the cooling water pump (2) rotates, the cooling liquid is supplied from the small circulation passage (36) to the cooling chamber, and when the cooling agent is added, the air is supplied from the cooling chamber to the small circulation passage (36).
  9. 9. The water pump and thermal management system integrated structure according to claim 8, characterized in that the engine head (1) has a third channel (13) communicating with the first channel (361), the engine head (1) is provided with a water temperature sensor (6) at the junction of the third channel (13) and the input end of the radiator (4), the water temperature sensor (6) is provided with a sealing plug (7) for sealing the third channel (13).
  10. 10. The integrated structure of a water pump and a thermal management system according to claim 8, wherein the cooling liquid inlet end face (16), the cooling liquid outlet end face (17) and the water supply pump cover body mounting end face (18) on one side of the engine cylinder cover (1) are located at the same height, an inclined face (14) for mounting the cooling water pump (2) is arranged on the other side of the engine cylinder cover (1), and the adjusting screw (15) of the engine cylinder cover (1) is exposed to the outside through the inclined face (14).

Description

Water pump and thermal management system integrated structure Technical Field The application relates to the technical field of engine cooling, in particular to a water pump and thermal management system integrated structure. Background Engines are the core components in vehicles and industrial equipment, which determine the power, economy, stability and environmental protection of the equipment. In vehicles, engines are used to power automobiles, aircraft, boats, etc., and in industrial plants, engines are used to drive generators, compressors, pumps, etc. The cooling and heat dissipation system of the engine is an important part in an automobile power system, and the main function of the cooling and heat dissipation system is to reasonably adjust and control the temperature when the engine works, so that all parts of the engine are kept at normal working temperature. The existing engine cooling system comprises a water pump, a radiator fan, a water temperature sensor, a liquid storage tank and the like, and the flow of cooling liquid between the engine and the radiator is realized through the water pump. For the related art described above, the engine is generally provided with a water pump cover to which a water supply pump is sealingly mounted, but the water pump is difficult to be completely sealed, and a slight leakage of the coolant is a normal phenomenon, but the coolant may corrode or damage key parts of the engine after a long time of leakage. Disclosure of Invention In order to reduce the effect of slight leakage of coolant on engine head components, the application provides a water pump and thermal management system integrated structure. The application provides a water pump and thermal management system integrated structure, which adopts the following technical scheme: The utility model provides a water pump and heat management system integrated configuration, includes the engine cylinder cap, set up in the cooling water pump of engine cylinder cap, sealed lid close cooling water pump's water pump lid and radiator, the water pump lid has the cooling chamber that supplies cooling water pump to install, cooling chamber with runner intercommunication in the engine cylinder cap, the water pump lid still is provided with leaks the water storage cavity, leak the water storage cavity with cooling water pump's overflow hole intercommunication, the intercommunication has been seted up on the water pump lid leak the evaporation hole of water storage cavity. By adopting the technical scheme, the leakage water storage chamber can play a temporary storage role in slight leakage generated during the operation of the water pump, the probability of leakage of cooling liquid to other parts of the engine is reduced, the whole service life of the engine is prolonged, the cooling liquid in the leakage water storage chamber can be heated and evaporated by the temperature generated during the operation of the engine, the evaporated gas can be discharged through the evaporation holes, the air pressure balance between the leakage water storage chamber and the outside is realized, and meanwhile, maintenance personnel can know the sealing leakage problem of the cooling system according to the outflow of the cooling liquid from the evaporation holes. Optionally, the water pump cover has the intercommunication cooling water pump with leak the slope connecting hole of water storage cavity, slope connecting hole one end intercommunication to leak water storage cavity top, the other end intercommunication to the overflow hole of cooling water pump, just cooling water pump's height is higher than water storage cavity. Through adopting above-mentioned technical scheme, specifically disclose the intercommunication mode of leaking water storage cavity and cooling pump body, both communicate through the slope connecting hole, the slight leakage that the water pump during operation produced flows from the overflow hole, then carries the top of leaking water storage cavity along the slope connecting hole, simple structure has reduced the influence that the coolant liquid of revealing led to the fact other parts of engine cylinder cap. Optionally, the water pump cover body includes first lid and second lid, first lid with engine cylinder cap seal is fixed, just cooling water pump install in first lid, leak water storage cavity set up in first lid, the second lid closes leak water storage cavity and cooling water pump, the evaporation hole set up in the second lid. Through adopting above-mentioned technical scheme, the water pump lid comprises first lid and second lid, conveniently installs cooling water pump on first lid, improves the holistic assembly efficiency of engine, when the cooling system of maintenance engine is needed, demolish the second lid and can observe cooling water pump and leak the water storage cavity. Optionally, be provided with on the second lid and communicate to the detection through-hole of leaking the wate