CN108979826B - Automobile engine cooling system - Google Patents
Automobile engine cooling system Download PDFInfo
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- CN108979826B CN108979826B CN201810994669.5A CN201810994669A CN108979826B CN 108979826 B CN108979826 B CN 108979826B CN 201810994669 A CN201810994669 A CN 201810994669A CN 108979826 B CN108979826 B CN 108979826B
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- Prior art keywords
- engine
- cooling system
- pipelines
- engine body
- water pump
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Classifications
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- 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
- F01P3/00—Liquid cooling
- F01P3/20—Cooling circuits not specific to a single part of engine or machine
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- 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
- F01P11/02—Liquid-coolant filling, overflow, venting, or draining devices
- F01P11/028—Deaeration devices
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- 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
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
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- 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
- F01P7/00—Controlling of coolant flow
- F01P7/14—Controlling of coolant flow the coolant being liquid
- F01P7/16—Controlling of coolant flow the coolant being liquid by thermostatic control
- F01P7/165—Controlling of coolant flow the coolant being liquid by thermostatic control characterised by systems with two or more loops
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air-Conditioning For Vehicles (AREA)
Abstract
The invention discloses an automobile engine cooling system, which comprises an engine body, a radiator, a cooler, an air conditioner heater core, an electronic water pump, a first tee joint, a pipeline connecting piece, an electromagnetic valve and a thermostat, wherein the engine body is provided with a radiator; the engine body is connected with a first tee joint, a radiator, a thermostat and an electronic water pump in sequence through pipelines to form a first closed loop; the engine body is sequentially connected with the first tee joint, the cooler, the electromagnetic valve, the pipeline connecting piece and the electronic water pump through pipelines to form a second closed loop; the engine body is connected with the air conditioner heater core body, the pipeline connecting piece and the electronic water pump in sequence through pipelines to form a third closed loop. The cooling system of the automobile engine is provided with a plurality of different closed loops, so that pipelines wound outside the engine are effectively reduced, and the compactness of the cooling system of the engine is improved.
Description
Technical Field
The invention relates to the field of automobile cooling systems, in particular to an automobile engine cooling system.
Background
The automobile engine cooling system has the function of timely dissipating partial heat absorbed by heated parts of the engine to ensure that the engine works in an optimum temperature state.
A plurality of parts of the existing cooling system of the engine are provided with relatively independent cooling pipelines, so that more pipelines are wound outside the engine, and the arrangement of an automobile engine cabin is influenced.
Therefore, how to provide a compact-layout cooling system for an automobile engine becomes a technical problem to be solved in the field.
Disclosure of Invention
It is an object of the present invention to provide a new solution for a compact arrangement of a cooling system for an automotive engine.
According to a first aspect of the present invention, an automotive engine cooling system is provided.
The cooling system of the automobile engine comprises an engine body, a radiator, a cooler, an air conditioner heater core body, an electronic water pump, a first tee joint, a pipeline connecting piece, an electromagnetic valve and a thermostat; wherein the content of the first and second substances,
the engine body is sequentially connected with the first tee joint, the radiator, the thermostat and the electronic water pump through pipelines to form a first closed loop;
the engine body is sequentially connected with the first tee joint, the cooler, the electromagnetic valve, the pipeline connecting piece and the electronic water pump through pipelines to form a second closed loop;
the engine body is sequentially connected with the air conditioner heater core body, the pipeline connecting piece and the electronic water pump through pipelines to form a third closed loop.
Optionally, the automobile engine cooling system further comprises an expansion kettle and a second tee joint;
the expansion kettle, the second tee joint and the electronic water pump are sequentially connected to form a liquid supplementing passage;
the engine body is sequentially connected with the first tee joint, the cooler, the electromagnetic valve, the pipeline connecting piece, the second tee joint and the electronic water pump through pipelines to form a second closed loop;
the engine body is sequentially connected with the air conditioner heater core, the pipeline connecting piece, the second tee joint and the electronic water pump through pipelines to form a third closed loop.
Optionally, the cooling system of the automobile engine further comprises a first check valve;
the pipeline between the engine body and the air conditioner heater core, the first one-way valve and the expansion kettle are sequentially connected through pipelines to form a first degassing pipeline.
Optionally, the cooling system of the automobile engine further comprises a third tee joint and a second check valve;
the pipeline between the engine body and the air conditioner heater core, the first one-way valve, the third tee joint and the expansion kettle are sequentially connected through pipelines to form the first degassing pipeline;
the radiator, the second one-way valve, the third tee joint and the expansion kettle are sequentially connected through pipelines to form a second degassing pipeline.
Optionally, the engine cooling system further comprises a turbocharger and a water valve, and the pipeline connecting piece is a four-way pipe;
the engine body is connected with the turbocharger, the water valve, the pipeline connecting piece and the electronic water pump in sequence through pipelines to form a fourth closed loop.
Optionally, the engine body includes cylinder cap and cylinder body, first tee bend with electronic water pump all with the cylinder cap is linked together, turbo charger with the cylinder body is linked together.
Optionally, a small circulation water outlet is formed in the shell of the thermostat;
when the thermostat is not opened, the engine body is sequentially connected with the auxiliary water outlet hole and the electronic water pump through pipelines to form a small circulation loop.
Optionally, the cooling system of the automobile engine further comprises a first water temperature sensor and a second water temperature sensor;
the first water temperature sensor is arranged on the engine body, and the second water temperature sensor is arranged on a pipeline between the radiator and the thermostat.
Optionally, the cooler is a DCT cooler.
Optionally, the heat sink comprises a brushless fan.
According to the automobile engine cooling system, the functional components, the first tee joint and the pipeline connecting piece form a plurality of different closed loops, so that pipelines wound outside the engine are effectively reduced, and the compactness of the engine cooling system is improved.
Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description, serve to explain the principles of the invention.
FIG. 1 is a schematic structural diagram of an embodiment of an automotive engine cooling system according to the present disclosure.
The figures are labeled as follows:
the engine comprises an engine body-1, a cylinder cover-011, a cylinder body-012, a radiator-2, a cooler-3, an air conditioner heater core-4, an electronic water pump-5, a first tee joint-6, a pipeline connecting piece-7, an electromagnetic valve-8, a thermostat-9, an expansion kettle-10, a second tee joint-11, a first one-way valve-12, a third tee joint-13, a second one-way valve-14, a turbocharger-15, a water valve-16, a first water temperature sensor-17 and a second water temperature sensor-18.
Detailed Description
Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.
The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses.
Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate.
In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
In order to solve the problem of the vehicle engine not being compact, the present disclosure provides a vehicle engine cooling system.
As shown in fig. 1, the automotive engine cooling system of the present disclosure includes an engine body 1, a radiator 2, a cooler 3, an air conditioning heater core 4, an electric water pump 5, a first tee joint 6, a pipe connection 7, an electromagnetic valve 8, and a thermostat 9. The engine 1 in the present disclosure may be constituted by a cylinder head 011 and a cylinder block 012. The pipeline connecting piece 7 can be a tee joint, a cross joint or the like.
The engine body 1 is connected with a first tee joint 6, a radiator 2, a thermostat 9 and an electronic water pump 5 in sequence through pipelines to form a first closed loop. In this embodiment, the cooling liquid in the first closed loop may flow in the following manner: the cooling liquid flows out from the cylinder cover 011 of the engine body 1, flows through the first tee joint 6, enters the radiator 2, flows through the thermostat 9 and the electronic water pump 5, and finally returns to the cylinder cover 011 of the engine body 1.
The engine body 1 is connected with the first tee joint 6, the cooler 3, the electromagnetic valve 8, the pipeline connecting piece 7 and the electronic water pump 5 in sequence through pipelines to form a second closed loop. In this embodiment, the cooling liquid in the second closed loop may flow in the following manner: the cooling liquid flows out from the cylinder cover 011 of the engine body 1, flows through the first tee joint 6, enters the cooler 3, flows through the electromagnetic valve 8, the pipeline connecting piece 7 and the electronic water pump 5, and finally returns to the cylinder cover 011 of the engine body 1.
The engine body 1 is sequentially connected with the air conditioner heater core body 4, the pipeline connecting piece 7 and the electronic water pump 5 through pipelines to form a third closed loop. In this embodiment, the cooling liquid in the third closed loop may flow in the following manner: the coolant flows out from the cylinder head 011 of the engine body 1, flows through the pipe connecting piece 7 and the electronic water pump 5, and then returns to the cylinder head 011 of the engine body 1.
In this embodiment, the pipe connection 7 is a three-way pipe, and the coolant flowing out from the engine body 1 flows through the cooler 3 and the air conditioning heater core 4, and then joins at the pipe connection 7, and at the same time, the coolant flowing out from the engine body 1 also flows through the radiator 2. The coolant that has passed through the radiator 2, the cooler 3, and the air conditioning heater core 4 is all returned to the engine body 1 via the electronic water pump 1.
According to the automobile engine cooling system, the functional components (such as the radiator 2, the cooler 3 and the air conditioner heater core body 4), the first tee joint 6 and the pipeline connecting piece 7 form a plurality of different closed loops, so that pipelines wound outside an engine are effectively reduced, and the compactness of the engine cooling system is improved.
In one embodiment of the disclosed vehicle engine cooling system, the vehicle engine cooling system further comprises an expansion tank 10 and a second tee 11.
The expansion kettle 10, the second tee joint 11 and the electronic water pump 5 are connected in sequence to form a liquid supplementing passage. Through the fluid replacement path, the cooling fluid in the expansion tank 10 can flow through the second tee joint and the electronic water pump 5 in sequence, so that the loss of the cooling fluid in the first closed loop, the second closed loop and the third closed loop is supplemented.
The engine body 1 is connected with the first tee joint 6, the cooler 30, the electromagnetic valve 8, the pipeline connecting piece 7, the second tee joint 11 and the electronic water pump 5 in sequence through pipelines to form a second closed loop. In this embodiment, the cooling liquid in the second closed loop may flow in the following manner: the cooling liquid flows out from the cylinder cover 011 of the engine body 1, flows through the first tee joint 6, then enters the cooler 3, then flows through the electromagnetic valve 8, the pipeline connecting piece 7, the second tee joint 11 and the electronic water pump 5, and finally returns to the cylinder cover 011 of the engine body 1.
The engine body 1 is connected with the air conditioner heater core body 4, the pipeline connecting piece 7, the second tee joint 11 and the electronic water pump 5 in sequence through pipelines to form a third closed loop. In this embodiment, the cooling liquid in the third closed loop may flow in the following manner: the coolant flows out from the cylinder head 011 of the engine body 1, flows through the pipeline connecting piece 7, the second tee joint 11 and the electronic water pump 5, and then returns to the cylinder head 011 of the engine body 1.
In this embodiment, the coolant flowing out from the engine body 1 passes through the cooler 3 and the air conditioning heater core 4 and then joins at the pipe joint 7. The coolant flowing out from the pipe connection 7 joins the coolant replenished by the expansion tank 10 at the second three-way 11, and returns to the engine body 1 via the electronic water pump 1.
Further, the cooling system of the automobile engine further comprises a first check valve 12.
The pipeline between the engine body 1 and the air conditioner heater core body 4, the first one-way valve 12 and the expansion kettle 4 are connected in sequence through pipelines to form a first degassing pipeline. The initial end of the first degassing pipeline is a pipeline between the engine body 1 and the air conditioner heater core body 4, and the tail end of the first degassing pipeline is an expansion kettle 4. The first degassing pipeline can collect the liquid and gas in the third closed loop into the kettle cover of the expansion kettle 10 for degassing treatment.
Further, the cooling system for the engine of the automobile further includes a third three-way 13 and a second check valve 14.
The pipeline between the engine body 1 and the air conditioner heater core body 4, the first one-way valve 12, the third three-way valve 13 and the expansion kettle 10 are sequentially connected through the pipeline to form a first degassing pipeline. Liquid and gas in the third closed loop sequentially flow through the first one-way valve 12 and the third tee joint 13 and then are gathered in the kettle cover of the expansion kettle 10, so that degassing treatment is realized.
The radiator 2, the second one-way valve 14, the third tee joint 13 and the expansion kettle 10 are sequentially connected through pipelines to form a second degassing pipeline. Liquid and gas in the first closed loop sequentially flow through the second one-way valve 14 and the third tee 13 and then are gathered in the kettle cover of the expansion kettle 10, so that degassing treatment is realized.
In one embodiment of the disclosed cooling system for an automobile engine, the cooling system further comprises a turbocharger 15 and a water valve 16, and the pipe connection 7 is a four-way pipe.
The engine body 1 is connected with the turbocharger 15, the water valve 16, the pipeline connecting piece 7 and the electronic water pump 5 in sequence through pipelines to form a fourth closed loop. In this embodiment, the cooling liquid in the fourth closed loop may flow in the following manner: the coolant flows out from the cylinder 012 of the engine body 1, passes through the turbocharger 15, the water valve 16, the pipe connection 7, and the electronic water pump 5, and then returns to the cylinder head 011 of the engine body 1. In this way, the coolant flowing out of the engine body 1 passes through the cooler 3, the air conditioning heater core 4, and the turbocharger 15, and then joins at the pipe joint 7 and returns to the engine body 1 via the electronic water pump 1.
Further, the engine body 1 includes cylinder cap 011 and cylinder 012, and first tee bend 6 and electronic water pump 5 all are linked together with cylinder cap 011, and turbo charger 15 is linked together with cylinder 012.
In one embodiment of the disclosed cooling system for an automobile engine, the shell of the thermostat 9 is provided with a small circulation water outlet (not shown). When the thermostat 9 is not opened, the engine body 1 is connected with the auxiliary water outlet hole and the electronic water pump 5 in sequence through pipelines to form a small circulation loop, and at the moment, the first closed loop is disconnected at the thermostat 9. In this embodiment, the coolant in the small circulation loop may flow as follows: the cooling liquid flows out from the cylinder cover 011 of the engine body 1, flows through the first tee joint 6, enters the thermostat 9, flows out through a small circulation water outlet of the thermostat 9, enters the electronic water pump 5, and finally returns to the cylinder cover 011 of the engine body 1. When the thermostat 9 is open, coolant may flow in a first closed loop.
In one embodiment of the disclosed automotive engine cooling system, the automotive engine cooling system further comprises a first water temperature sensor 17 and a second water temperature sensor 18.
The first water temperature sensor 17 is provided on the engine body 1, and the second water temperature sensor 18 is provided on a pipe between the radiator 2 and the thermostat 9. In specific implementation, the first water temperature sensor 17 may be disposed on the cylinder head 011 of the engine body 1. Through the arrangement of the first water temperature sensor 17 and the second water temperature sensor 18, the temperature of the cooling liquid in the cooling system can be monitored in real time, and the opening degrees of the electromagnetic valve 8 and the thermostat 9 and the flow of the electronic water pump 5 can be adjusted according to temperature control.
In one embodiment of the disclosed automotive engine cooling system, the cooler 3 is a DCT cooler. That is, the cooler 3 is a cooler in a Dual Clutch Transmission (DCT) system.
In one embodiment of the disclosed automotive engine cooling system, the radiator 2 comprises a brushless fan. The operating state of the brushless fan can be controlled by the duty ratio, and the heat dissipation efficiency of the heat sink 2 can be controlled by controlling the brushless fan.
Although some specific embodiments of the present invention have been described in detail by way of examples, it should be understood by those skilled in the art that the above examples are for illustrative purposes only and are not intended to limit the scope of the present invention. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the invention. The scope of the invention is defined by the appended claims.
Claims (10)
1. An automobile engine cooling system is characterized by comprising an engine body, a radiator, a cooler, an air conditioner heater core, an electronic water pump, a first tee joint, a pipeline connecting piece, an electromagnetic valve and a thermostat, wherein the engine body is provided with a radiator; wherein the content of the first and second substances,
the engine body is sequentially connected with the first tee joint, the radiator, the thermostat and the electronic water pump through pipelines to form a first closed loop;
the engine body is sequentially connected with the first tee joint, the cooler, the electromagnetic valve, the pipeline connecting piece and the electronic water pump through pipelines to form a second closed loop;
the engine body is sequentially connected with the air conditioner heater core body, the pipeline connecting piece and the electronic water pump through pipelines to form a third closed loop.
2. The automotive engine-cooling system of claim 1, further comprising an expansion tank and a second tee;
the expansion kettle, the second tee joint and the electronic water pump are sequentially connected to form a liquid supplementing passage;
the engine body is sequentially connected with the first tee joint, the cooler, the electromagnetic valve, the pipeline connecting piece, the second tee joint and the electronic water pump through pipelines to form a second closed loop;
the engine body is sequentially connected with the air conditioner heater core, the pipeline connecting piece, the second tee joint and the electronic water pump through pipelines to form a third closed loop.
3. The automotive engine cooling system of claim 2, further comprising a first one-way valve;
the pipeline between the engine body and the air conditioner heater core, the first one-way valve and the expansion kettle are sequentially connected through pipelines to form a first degassing pipeline.
4. The automotive engine-cooling system of claim 3, further comprising a third tee and a second check valve;
the pipeline between the engine body and the air conditioner heater core, the first one-way valve, the third tee joint and the expansion kettle are sequentially connected through pipelines to form the first degassing pipeline;
the radiator, the second one-way valve, the third tee joint and the expansion kettle are sequentially connected through pipelines to form a second degassing pipeline.
5. The automotive engine cooling system of claim 1, further comprising a turbocharger and a water valve, the plumbing connection being a four-way connection;
the engine body is connected with the turbocharger, the water valve, the pipeline connecting piece and the electronic water pump in sequence through pipelines to form a fourth closed loop.
6. The automotive engine cooling system of claim 5, wherein the engine block includes a cylinder head and a cylinder block, the first tee and the electronic water pump both communicate with the cylinder head, and the turbocharger communicates with the cylinder block.
7. The automobile engine cooling system according to claim 1, wherein a small circulation water outlet hole is formed in the shell of the thermostat;
when the thermostat is not opened, the engine body is sequentially connected with the small circulation water outlet and the electronic water pump through pipelines to form a small circulation loop.
8. The automotive engine cooling system of claim 1, further comprising a first water temperature sensor and a second water temperature sensor;
the first water temperature sensor is arranged on the engine body, and the second water temperature sensor is arranged on a pipeline between the radiator and the thermostat.
9. The automotive engine cooling system of claim 1, wherein the cooler is a DCT cooler.
10. The automotive engine-cooling system of claim 1, wherein the radiator comprises a brushless fan.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810994669.5A CN108979826B (en) | 2018-08-28 | 2018-08-28 | Automobile engine cooling system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810994669.5A CN108979826B (en) | 2018-08-28 | 2018-08-28 | Automobile engine cooling system |
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| Publication Number | Publication Date |
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| CN108979826A CN108979826A (en) | 2018-12-11 |
| CN108979826B true CN108979826B (en) | 2020-06-23 |
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| CN201810994669.5A Active CN108979826B (en) | 2018-08-28 | 2018-08-28 | Automobile engine cooling system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110259561B (en) * | 2019-05-08 | 2021-04-13 | 浙江吉利控股集团有限公司 | Vehicle oil temperature thermal management system and vehicle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN206205975U (en) * | 2016-10-11 | 2017-05-31 | 浙江吉利控股集团有限公司 | Engine coolant heating system and automobile |
| CN206205976U (en) * | 2016-10-27 | 2017-05-31 | 比亚迪股份有限公司 | A kind of engine-cooling system |
| CN206592196U (en) * | 2017-03-13 | 2017-10-27 | 安徽江淮汽车集团股份有限公司 | Complete automatically controlled engine-cooling system and automobile |
| CN107060980B (en) * | 2017-05-27 | 2019-07-16 | 浙江吉利汽车研究院有限公司 | Engine-cooling system and automobile |
| CN207437192U (en) * | 2017-10-30 | 2018-06-01 | 安徽江淮汽车集团股份有限公司 | Expansion tank component and engine-cooling system |
| CN207634164U (en) * | 2017-12-25 | 2018-07-20 | 长城汽车股份有限公司 | Cooling system of vehicle and vehicle |
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