CN212454614U

CN212454614U - Novel cooling system for heavy truck

Info

Publication number: CN212454614U
Application number: CN202020808625.1U
Authority: CN
Inventors: 李大钧; 隋巧光; 左云先
Original assignee: Qingdao Auto Radiator Co Ltd
Current assignee: Qingdao Auto Radiator Co Ltd
Priority date: 2020-05-15
Filing date: 2020-05-15
Publication date: 2021-02-02
Anticipated expiration: 2030-05-15

Abstract

The utility model provides a novel cooling system for heavy truck, which belongs to the technical field of automobile engine cooling and comprises a first radiator, a second radiator and an intercooler, wherein the first radiator is arranged at one side of the intercooler and used for cooling coolant; the second radiator is arranged on the other side of the intercooler and used for cooling the cooling liquid; the first radiator and the second radiator are communicated and matched, so that cooling liquid enters the engine cylinder to complete water circulation; the intercooler is used for high-temperature air heat dissipation. The utility model discloses utilized the advantage that intercooler high temperature position heat transfer performance is high for the heat transfer is more abundant, heat exchange efficiency is higher, and under the prerequisite that satisfies heat exchange performance, the size of intercooler and water radiator can be done littleer, has effectively reduced heat exchange unit's weight and volume, has realized the maximize of whole cooling system's efficiency.

Description

Novel cooling system for heavy truck

Technical Field

The utility model belongs to the technical field of automobile engine cools off, particularly, relate to a heavy novel cooling system for card.

Background

At present, most internal combustion engines adopt a liquid cooling mode and are provided with turbochargers, cooling liquid is cooled by a water radiator, and pressurized air is cooled by an air-air intercooler. The temperature distribution of the engine cooling system is usually the highest temperature at the inlet of the intercooler, the second lowest temperature at the water radiator and the lowest temperature at the outlet of the intercooler. In the working process, the heat of the cylinder body of the engine is absorbed by the cooling liquid, the cooling liquid is conveyed to an external water radiator by utilizing the power of a water pump, and the heat is exchanged to the nature by the external water radiator through a cooling fan; the temperature of the air inlet of the engine is increased after the air inlet is pressurized by the turbocharger, then the air inlet of the engine enters the air-air intercooler, heat is exchanged to the nature through the cooling fan, and the cooled pressurized air enters the engine for combustion. In reality, the water radiator and the air-air intercooler are generally arranged together and are divided according to the sequence of cooling air passing through in sequence, and the water radiator and the air-air intercooler mainly have two structures of a serial type and a parallel type, while a truck mostly adopts a serial type arrangement structure.

In the prior art, low-temperature cooling air is blown away from a cooling module by a cooling fan after heat exchange is performed for at most two times, the temperature rise is small, the heat exchange is insufficient, and sufficient heat cannot be taken away; the cooling air passing through the core of the water radiator is not reused. The prior art does not fully utilize the temperature field distribution characteristics of all heat exchangers, and the defects result in low heat exchange efficiency, large volume, heavy weight, high energy consumption of a cooling fan and high noise of the cooling module adopting the prior art. In the limited space within the vehicle, the space given to the cooling system often fails to meet the demanding heat dissipation requirements.

SUMMERY OF THE UTILITY MODEL

In order to compensate the above deficiency, the utility model provides a heavily block with novel cooling system aims at solving current cooling module heat exchange efficiency low, bulky, heavy, the cooling fan energy consumption is high, the big problem of noise.

A novel cooling system for a heavy truck comprises a first radiator, a second radiator and an intercooler;

the first radiator is arranged on one side of the intercooler and used for cooling liquid;

the second radiator is arranged on the other side of the intercooler and used for cooling the cooling liquid;

the first radiator and the second radiator are communicated and matched, so that cooling liquid enters the engine cylinder to complete water circulation;

the intercooler is used for high-temperature air heat dissipation.

In an embodiment of the present invention, the first heat sink further includes a first heat sink core, a first water inlet chamber, a first water inlet pipe, a first water outlet chamber and a first water outlet pipe, the first water inlet chamber is disposed above the first heat sink core, the first water inlet chamber is communicated with the first water inlet pipe, the first water outlet chamber is disposed below the first heat sink core, and the first water outlet chamber is communicated with the first water outlet pipe.

In an embodiment of the present invention, the second heat sink further includes the second heat sink core, a second water inlet chamber, a second water inlet pipe, a second water outlet chamber and a second water outlet pipe, the second water inlet chamber is disposed above the second heat sink core, the second water inlet chamber is communicated with the second water inlet pipe, the second water outlet chamber is disposed below the second heat sink core, and the second water outlet chamber is communicated with the second water outlet pipe.

The utility model discloses an in an embodiment, the intercooler still includes intercooler core, last air chamber, baffle, intake pipe, outlet duct and lower air chamber, the top of intercooler core is provided with go up the air chamber, upward be provided with in the air chamber the baffle, the baffle will go up the air chamber and separate for first air chamber and second air chamber, be located first air chamber intercommunication has the intake pipe is located second air chamber intercommunication has the outlet duct, the below of intercooler core is provided with lower air chamber.

In an embodiment of the present invention, the first radiator and the second radiator are connected to each other through the first outlet pipe or the second outlet pipe.

In an embodiment of the present invention, the number of the first outlet pipe or the second outlet pipe is at least one.

The utility model has the advantages that: set up two radiators, make full use of the distribution characteristics of the different positions of intercooler and the temperature field of radiator, the utility model discloses utilized the high advantage of intercooler high temperature position heat transfer performance for the heat transfer is more abundant, heat exchange efficiency is higher, and under the prerequisite that satisfies heat exchange performance, the size of intercooler and water radiator can be done littleer, has effectively reduced heat exchange unit's weight and volume, has realized the maximize of whole cooling system's efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.

Fig. 1 is a front view of a novel cooling system for heavy trucks according to an embodiment of the present invention;

fig. 2 is a sectional view of an upper air chamber of a novel cooling system for a heavy truck according to an embodiment of the present invention;

fig. 3 is a side view of a novel cooling system for heavy trucks according to an embodiment of the present invention;

fig. 4 is a top view of a novel cooling system for a heavy truck according to an embodiment of the present invention.

Description of reference numerals: 1-first radiator, 101-first radiator core, 102-first water inlet chamber, 103-first water inlet pipe, 104-first water outlet chamber, 105-first water outlet pipe, 2-second radiator, 201-second radiator core, 202-second water inlet chamber, 203-second water inlet pipe, 204-second water outlet chamber, 205-second water outlet pipe, 3-intercooler, 301-intercooler core, 302-upper air chamber, 3021-first air chamber, 3022-second air chamber, 303-partition plate, 304-air inlet pipe, 305-air outlet pipe, 306-lower air chamber.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

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, it need not be further defined and explained in subsequent figures.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

Examples

Referring to the attached drawings 1-4, the utility model provides a technical scheme: a novel cooling system for a heavy truck comprises a first radiator 1, a second radiator 2 and an intercooler 3.

The first radiator 1 is arranged on one side of the intercooler 3 and used for cooling the cooling liquid;

the second radiator 2 is arranged on the other side of the intercooler 3 and used for cooling the cooling liquid;

the first radiator 1 and the second radiator 2 are communicated and matched, so that cooling liquid enters an engine cylinder body to complete water circulation;

the intercooler 3 is used for high-temperature air heat dissipation.

High-temperature coolant flowing out of the engine sequentially passes through a radiator water inlet pipe and a water inlet chamber, then flows into a radiator core body for cooling, and then sequentially passes through a water outlet chamber and a water outlet pipe and then returns to the cylinder body of the engine; the supercharged hot air sequentially passes through the air inlet pipe and the air inlet chamber, then enters the intercooler core body to be cooled, and then sequentially passes through the air outlet chamber and the air outlet pipe and then returns to the engine cylinder body to be combusted. In the prior art, a series structure and a parallel structure are mainly adopted, wherein the series structure means that a radiator and a intercooler are arranged in front and at back, the parallel structure means that the radiator and the intercooler are arranged side by side, and most of the structures used on a truck are in the series structure; the embodiment of the utility model provides an in, be provided with two radiators, two radiators are linked together, thereby realize that the engine accomplishes the hydrologic cycle, and, two radiator staggered arrangement are in intercooler 3's both sides, make full use of the distribution characteristics of the different positions of intercooler 3 and the temperature field of radiator, make the heat transfer more abundant, heat exchange efficiency is higher, under the prerequisite that satisfies heat exchange performance, intercooler 3 and radiator's size can be done littleer, heat exchange unit's weight and volume have effectively been reduced, the maximize of whole cooling system's efficiency has been realized.

As an embodiment of the present invention, further, the first radiator 1 further includes a first radiator core 101, a first water inlet chamber 102, a first water inlet pipe 103, a first water outlet chamber 104 and a first water outlet pipe 105, the first water inlet chamber 102 is disposed above the first radiator core 101, the first water inlet chamber 102 is communicated with the first water inlet pipe 103, the first water outlet chamber 104 is disposed below the first radiator core 101, and the first water outlet chamber 104 is communicated with the first water outlet pipe 105; after the coolant is heated in the engine block, a part of the coolant enters the first radiator core 101 through the first water inlet pipe 103 and the first water inlet chamber 102, and then enters the second water outlet pipe 205 through the first water outlet chamber 104 and the first water outlet pipe 105.

As an embodiment of the present invention, further, the second radiator 2 further includes a second radiator core 201, a second water inlet chamber 202, a second water inlet pipe 203, a second water outlet chamber 204 and a second water outlet pipe 205, the second water inlet chamber 202 is disposed above the second radiator core 201, the second water inlet chamber 202 is communicated with the second water inlet pipe 203, the second water outlet chamber 204 is disposed below the second radiator core 201, and the second water outlet chamber 204 is communicated with the second water outlet pipe 205; after the coolant is heated in the engine cylinder, a part of the coolant enters the second radiator core 201 through the second water inlet pipe 203 and the second water inlet chamber 202 to complete heat exchange, and then the temperature of the coolant is reduced, and the coolant enters the engine cylinder through the second water outlet chamber 204 and the second water outlet pipe 205.

As an embodiment of the present invention, further, the intercooler 3 further includes an intercooler core 301, an upper air chamber 302, a partition 303, an air inlet pipe 304, an air outlet pipe 305, and a lower air chamber 306, the upper air chamber 302 is disposed above the intercooler core 301, the partition 303 is disposed in the upper air chamber 302, the partition 303 divides the upper air chamber 302 into a first air chamber 3021 and a second air chamber 3022, the air inlet pipe 304 is connected to the first air chamber 3021, the air outlet pipe 305 is connected to the second air chamber 3022, and the lower air chamber 306 is disposed below the intercooler core 301; when the engine works, high-temperature air pressurized by the turbocharger enters the air inlet side of the intercooler core body 301 through the air inlet pipe 304 and the first air chamber 3021 in sequence to complete first cooling, then enters the air outlet side of the intercooler core body 301 through the lower air chamber 306 to complete second-stage cooling, and then enters the engine for combustion through the second air chamber 3022 and the air outlet pipe 305.

As the utility model discloses an embodiment, it is further that first radiator 1 and second radiator 2 are linked together through first outlet pipe 105, and the coolant liquid in first radiator 1 flows out from first outlet pipe 105 and gets into second outlet chamber 204, joins the back with the coolant liquid in second radiator 2 and gets into engine cylinder block through second outlet pipe 205 and accomplish hydrologic cycle.

In another embodiment, the first radiator 1 and the second radiator 2 are communicated through a second water outlet pipe 205, and the coolant in the second radiator 2 flows out of the second water outlet pipe 205 into the first water outlet chamber 104, joins with the coolant in the second radiator 2, and then enters the engine block through the first water outlet pipe 105 to complete the water circulation.

As the utility model discloses an embodiment, it is further, first outlet pipe 105 is one at least, and according to the user demand of difference, more first outlet pipes 105 can be connected to first play hydroecium 104, realize the water route intercommunication, have improved cooling efficiency.

In another embodiment, there is at least one second outlet pipe 205, and according to different use requirements, the second outlet chamber 204 can be connected to more second outlet pipes 205, so as to implement water circuit communication and improve cooling efficiency.

Specifically, this kind of heavy truck is with novel cooling system's theory of operation: when the cooling system works, low-temperature cooling air blown by the cooling fan is divided into two parts, the first part is blown to the second radiator 2, the cooling air firstly passes through the core 201 of the second radiator and exchanges heat with high-temperature cooling liquid in the second radiator 2, the temperature of the cooling liquid is reduced, the temperature of the cooling air is increased, and the first heat exchange of the cooling air is completed; the cooling air after primary temperature rise is blown away from the second radiator core 201 by the cooling fan and reaches the air inlet side of the intercooler core 301 to perform secondary heat exchange with the pressurized high-temperature air; the temperature of the cooling air after the secondary heat exchange is very high, and the cooling air is blown away from the intercooler core 301 by a cooling fan to take away heat; the second part is blown to the first radiator 1, cooling air firstly passes through the air outlet side of the intercooler core 301 and carries out heat exchange with the pressurized air subjected to primary temperature reduction, the temperature of the pressurized air is continuously reduced, the temperature of the cooling air is increased, primary heat exchange is completed, the cooling air subjected to primary temperature reduction is blown away from the air outlet side of the intercooler core 301 by the cooling fan, enters the first radiator core 101 and high-temperature cooling liquid to carry out secondary heat exchange, the temperature of the cooling air subjected to secondary heat exchange is increased, and the cooling air is blown away from the first radiator core 101 by the cooling fan to take away heat; in the cooling process, the high-temperature pressurized air enters the intercooler core 301 close to the second radiator 2 from the turbocharger, the temperature of the high-temperature pressurized air is high, the temperature difference between the high-temperature pressurized air and the cooling air passing through the second radiator core 201 is still large, the cooling air after primary temperature rise and the high-temperature pressurized air perform secondary heat exchange on the air inlet side of the intercooler core 301, the temperature is greatly increased, and then the high-temperature pressurized air is blown away from the intercooler core 301 by the cooling fan to take away considerable heat; high-temperature pressurized air after secondary heat exchange enters the air outlet side of the intercooler core body 301 through the lower air chamber 306, the carried heat is less, the high-temperature pressurized air after temperature reduction exchanges heat with low-temperature cooling air blown in by a cooling fan for the first time at the air outlet side of the intercooler core body 301, the pressurized air is further cooled and enters the engine for combustion after passing through the second air chamber 3022 and the air outlet pipe 305, the temperature of the part of the cooled air is slightly increased after heat exchange, and still has a larger temperature difference with high-temperature cooling liquid of the engine, the part of the cooled air is blown away from the air outlet side of the intercooler core body 301 by the cooling fan and then enters the first radiator core body 101, secondary heat exchange is carried out with the high-temperature cooling liquid, and the temperature of the cooled air is increased again and is blown away from.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel cooling system for a heavy truck is characterized by comprising a first radiator (1), a second radiator (2) and an intercooler (3);

the first radiator (1) is arranged on one side of the intercooler (3) and used for cooling liquid;

the second radiator (2) is arranged on the other side of the intercooler (3) and used for cooling liquid;

the first radiator (1) and the second radiator (2) are communicated and matched, so that cooling liquid enters an engine cylinder body to complete water circulation;

the intercooler (3) is used for dissipating heat of high-temperature air.

2. The novel cooling system for heavy trucks according to claim 1, characterized in that said first heat sink (1) further comprises a first heat sink core (101), a first water inlet chamber (102), a first water inlet pipe (103), a first water outlet chamber (104) and a first water outlet pipe (105), said first water inlet chamber (102) is disposed above said first heat sink core (101), said first water inlet chamber (102) is connected to said first water inlet pipe (103), said first water outlet chamber (104) is disposed below said first heat sink core (101), and said first water outlet chamber (104) is connected to said first water outlet pipe (105).

3. The novel cooling system for heavy trucks according to claim 2, characterized in that said second radiator (2) further comprises a second radiator core (201), a second inlet chamber (202), a second inlet pipe (203), a second outlet chamber (204) and a second outlet pipe (205), said second inlet chamber (202) is disposed above said second radiator core (201), said second inlet chamber (202) is connected to said second inlet pipe (203), said second outlet chamber (204) is disposed below said second radiator core (201), and said second outlet chamber (204) is connected to said second outlet pipe (205).

4. The novel cooling system for the heavy truck as recited in claim 1, wherein the intercooler (3) further comprises an intercooler core (301), an upper air chamber (302), a partition plate (303), an air inlet pipe (304), an air outlet pipe (305) and a lower air chamber (306), the upper air chamber (302) is arranged above the intercooler core (301), the partition plate (303) is arranged in the upper air chamber (302), the partition plate (303) divides the upper air chamber (302) into a first air chamber (3021) and a second air chamber (3022), the air inlet pipe (304) is communicated with the first air chamber (3021), the air outlet pipe (305) is communicated with the second air chamber (3022), and the lower air chamber (306) is arranged below the intercooler core (301).

5. A new cooling system for heavy trucks according to claim 3, characterized in that said first radiator (1) and said second radiator (2) are in communication through said first outlet pipe (105) or said second outlet pipe (205).

6. A new cooling system for heavy trucks according to claim 3, characterized by the fact that said first outlet duct (105) or said second outlet duct (205) is at least one.