CN201155358Y - Engine cooling apparatus - Google Patents
Engine cooling apparatus Download PDFInfo
- Publication number
- CN201155358Y CN201155358Y CNU2008200042095U CN200820004209U CN201155358Y CN 201155358 Y CN201155358 Y CN 201155358Y CN U2008200042095 U CNU2008200042095 U CN U2008200042095U CN 200820004209 U CN200820004209 U CN 200820004209U CN 201155358 Y CN201155358 Y CN 201155358Y
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- China
- Prior art keywords
- engine
- thermostat
- water jacket
- water pump
- radiator
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Abstract
The utility model provides an engine cooling device, comprising an engine water jacket, a water pump which is connected with the engine water jacket, a warm air system which forms a circulation loop with the engine water jacket and the water pump, a radiator which forms a circulation loop with the engine water jacket and the water pump, and an expansion water tank which is connected with the radiator and the engine water jacket; the warm wind system and the radiator are connected with the engine water jacket or the water pump by a three-way pipe; a first thermostat is arranged between the engine water jacket and the three-way pipe or between the water pump and the three-way pipe; a second thermostat is arranged between the three-way pipe and the radiator. The engine cooling device can reduce the friction of the engine to the utmost extent, optimize the working environment of the engine and effectively reduce the oil consumption of the engine by controlling the circulation loop of the cooled water of the engine and shortening the temperature rise time of the engine.
Description
Technical field
The utility model relates to a kind of engine cooling apparatus, particularly a kind of engine cooling apparatus that adopts two thermostats.
Background technique
Motor is an indispensable device of keeping engine operating temperature as the power source cooling unit of vehicle, yet conventional engine cooling apparatus just has been connected to radiator with cooling water when first thermostat is opened.The path of flowing through of circulating water is long so also has certain heat loss in circulating water flows process, so just prolonged the temperature rise time when motor has just started, and motor just has unnecessary friction like this, thereby motor is caused damage.And the start up period that motor is firm,, increased the user cost of vehicle owing to the more fuel consumption that also increases motor of motor acting.Warm air system does not carry out selectable the connection with the engine cooling pipeline in engine warms or temperature-fall period in the motor using process, has wasted the partial heat energy in the cooling line.
The model utility content:
The purpose of this utility model is intended to overcome at least one of above-mentioned shortcoming of the prior art.
To achieve these goals, according to first aspect of the present utility model, embodiment of the present utility model proposes a kind of engine cooling apparatus, comprise: engine water jacket, the water pump that is connected with described engine water jacket, warm air system with described engine water jacket and described water pump formation circulation loop, radiator with described engine water jacket and described water pump formation circulation loop, the swelling water tank that is connected with described engine water jacket with described radiator, described warm air system is connected with described engine water jacket or described water pump by three-way pipe with described radiator, be provided with first thermostat between described engine water jacket and the described three-way pipe or between described water pump and the described three-way pipe, between described three-way pipe and described radiator, be provided with second thermostat.
Engine cooling apparatus according to the utility model embodiment also has following additional technical feature:
Described first thermostat first opens the first temperature of opening that temperature is lower than described second thermostat.
Between described warm air system and the described water pump, be provided with control valve between described warm air system and described first thermostat.
The first temperature of opening of described first thermostat is 74 ℃～76 ℃, and the first temperature of opening of described second thermostat is 84 ℃～86 ℃.
The standard-sized sheet temperature of described first thermostat is 89 ℃～91 ℃; The standard-sized sheet temperature of described second thermostat is 94 ℃～96 ℃.
A kind of engine cooling apparatus, comprise the swelling water tank that is connected with the engine cycles pipeline, described engine cooling apparatus further comprises: the short circle pipeline, and described short circle pipeline comprises the circulation loop that is formed by connecting by engine water jacket, water pump and first thermostat; Inferior circulation loop, described time circulation loop comprises the circulation loop that is formed by connecting by described engine water jacket, described water jacket pump, described first thermostat and warm air system; With the major cycle pipeline, described major cycle pipeline is to be provided with three-way pipe between described first thermostat of described circulation loop and described warm air system, described three-way pipe is connected with described first thermostat, described warm air system and second thermostat respectively, being connected of described second thermostat with radiator, being connected of described radiator with described engine water jacket or described water pump.
Compared with prior art have one of following advantage at least according to engine cooling apparatus of the present utility model:
1, engine cooling apparatus of the present utility model, when motor car engine during at warm-up phase, cooling water only circulates between motor, first thermostat, water pump, has improved the pre-heat effect of motor.
2, the utility model shortens the engine warms time by the circulating path of the cooling water of control motor, can reduce the friction of motor to greatest extent, optimizes the working environment of motor, effectively reduces the oil consumption of motor.
3, the utility model can effectively improve the cooling of motor and the warm braw efficiency of heating surface of car load by the circulating path that improves cooling water.
Aspect that the utility model is additional and advantage part in the following description provide, and part will become obviously from the following description, or recognize by practice of the present utility model.
Description of drawings
Above-mentioned and/or other aspects of the present utility model and advantage are from obviously and easily understanding becoming embodiment's the description below in conjunction with accompanying drawing, wherein:
Fig. 1 is the overall structure schematic representation according to the utility model embodiment's engine cooling apparatus;
Fig. 2 is the minor cycle structure schematic representation according to the utility model embodiment's engine cooling apparatus;
Fig. 3 is the inferior loop structure schematic representation according to the utility model embodiment's engine cooling apparatus; With
Fig. 4 is the major cycle structural representation according to the utility model embodiment's engine cooling apparatus.
Embodiment:
Describe embodiment of the present utility model below in detail, described embodiment's example is shown in the drawings, and wherein identical from start to finish label is represented components identical.Be used to explain the utility model below by the embodiment who is described with reference to the drawings, described embodiment is exemplary, and can not be interpreted as restriction of the present utility model.
Fig. 1 is the overall structure schematic representation according to the utility model embodiment's engine cooling apparatus.As shown in Figure 1, engine cooling apparatus, comprise: engine water jacket 1, the water pump 2 that is connected with described engine water jacket 1, warm air system 4 with described engine water jacket 1 and described water pump 2 formation circulation loops, radiator 6 with described engine water jacket 1 and described water pump 2 formation circulation loops, the swelling water tank 7 that is connected with described engine water jacket 1 with described radiator 6, described warm air system 4 is connected with described engine water jacket 1 or described water pump 2 by three-way pipe 9 with described radiator 6, be provided with first thermostat 3 between described engine water jacket 1 and the described three-way pipe 9 or between described water pump 2 and the described three-way pipe 9, between described three-way pipe 9 and described radiator 6, be provided with second thermostat 5.
Fig. 2 is the minor cycle structure schematic representation according to the utility model embodiment's engine cooling apparatus; As shown in Figure 2, engine cooling apparatus is given engine water jacket 1 by water pump 2 with chilled(cooling) water supply (CWS) usually when engine start, when first thermostat 3 that is arranged on the motor water outlet was lower than predetermined temperature, cooling water circulated through water pump 2 once more by the unlatching of water bypass valve; The first temperature of opening of first thermostat 3 is 74 ℃～76 ℃, for example the first temperature of opening of first thermostat 3 is 75 ℃, the bypass valve of described first thermostat 3 is in opening state when temperature is lower than 75 ℃, the main passage of first thermostat 3 is in closed condition, and this moment first, thermostat 3 was formed the short circle loop with described engine water jacket 1 and water pump 2.Temperature was lower when motor had just started, rising along with engine temperature, after engine water jacket 1 carries out heat exchange with motor, the temperature of engine water jacket 1 is raise gradually, in the above-mentioned short circle loop when temperature is lower than 75 ℃ cooling water circulate once more through water pump 2, the heat diffusion area in whole circulation path is less at this moment, reduced the heat loss of cooling water, thereby accelerated the warming velocity of motor, reduced the friction of motor, effectively reduced the oil consumption of motor.
Fig. 3 is the inferior loop structure schematic representation according to the utility model embodiment's engine cooling apparatus.As shown in Figure 3, when the temperature of circulating water when opening temperature greater than described first thermostat 3 first less than the temperature of described second thermostat 5, for example the first temperature of opening of first thermostat 3 is 74 ℃～76 ℃, for example is 75 ℃; The first temperature of opening of second thermostat is 84 ℃～86 ℃, for example be 85 ℃, open the main passage of described first thermostat 3, bypass valve is in closed condition, circulating water circulates between engine water jacket 1, warm air system 24, water pump 2 (because the described second thermostat main passage is in closed condition in this temperature range, the bypass valve of second thermostat is in opening state, and circulating water described second thermostat of not flowing through flows into described radiator 6).
Fig. 4 is the major cycle structural representation according to the utility model embodiment's engine cooling apparatus.As shown in Figure 4, the standard-sized sheet temperature of described first thermostat 3 is 89 ℃～91 ℃; The standard-sized sheet temperature of described second thermostat 5 is 94 ℃～96 ℃.For example, the standard-sized sheet temperature of described first thermostat 3 is 90 ℃; The standard-sized sheet temperature of described second thermostat 5 is 95 ℃.When temperature is higher than 85 ℃ when being lower than 95 ℃, open first thermostat, 3 main passages, and bypass valve cuts out; Second thermostat, 5 main passage parts are opened, and cooling water is except circulation between engine water jacket 1, warm air system 4, the water pump 2 at this moment, and some has flow to radiator 6.When temperature was higher than 95 ℃, two thermostats all were in full-gear, and engine cooling apparatus enters the full-load operation state.
Can find out easily that from the foregoing description first thermostat 3 described in the scheme of the foregoing description first opens the first temperature of opening that temperature is lower than described second thermostat 5.
As shown in Figure 1, between described warm air system 4 and the described water pump 2, be provided with control valve 8 between described warm air system 4 and described first thermostat 3, control valve 8 can be connected into warm air system 4 or get rid of in the circulatory system selectively, thus the length and the working efficiency in easier control whole circulation loop.
According to embodiment of the present utility model, a kind of engine cooling apparatus comprises the swelling water tank 7 that is connected with the engine cycles pipeline, and described engine cooling apparatus further comprises: short circle pipeline, inferior circulation loop and major cycle pipeline.
Described short circle pipeline comprises the circulation loop that is formed by connecting by engine water jacket 1, water pump 2 and first thermostat 3; Described time circulation loop comprises the circulation loop that is formed by connecting by described engine water jacket 1, described water pump 2, described first thermostat 3 and warm air system 4; Described major cycle pipeline is to be provided with three-way pipe 9 between described first thermostat 3 of described circulation loop and described warm air system 4, described three-way pipe 9 is connected with described first thermostat 3, described warm air system 4 and second thermostat 5 respectively, described second thermostat 5 is connected with radiator 6, and described radiator 6 is connected with described engine water jacket 1 or described water pump 2.
From the utility model embodiment as can be seen, the utility model has 3 circulating paths that enlarge gradually: engine water jacket 1 → the first thermostat 3 → water pump 2 → engine water jacket 1, engine water jacket 1 → warm air system 4 → water pump 2 → engine water jacket 1, engine water jacket 1 → radiator 6, warm air system 4 → water pump 2 engine water jackets 1 engine water jacket 1.
Although illustrated and described embodiment of the present utility model, for the ordinary skill in the art, be appreciated that under the situation that does not break away from principle of the present utility model and spirit and can change that scope of the present utility model is limited by claims and equivalent thereof to these embodiments.
Claims (6)
1, a kind of engine cooling apparatus, comprise: engine water jacket (1), the water pump (2) that is connected with described engine water jacket (1), warm air system (4) with described engine water jacket (1) and described water pump (2) formation circulation loop, radiator (6) with described engine water jacket (1) and described water pump (2) formation circulation loop, the swelling water tank (7) that is connected with described engine water jacket (1) with described radiator (6), described warm air system (4) is connected with described engine water jacket (1) or described water pump (2) by three-way pipe (9) with described radiator (6), it is characterized in that: be provided with first thermostat (3) between described engine water jacket (1) and the described three-way pipe (9) or between described water pump (2) and the described three-way pipe (9), between described three-way pipe (9) and described radiator (6), be provided with second thermostat (5).
2, engine cooling apparatus according to claim 1 is characterized in that: described first thermostat (3) first opens the first temperature of opening that temperature is lower than described second thermostat (5).
3, engine cooling apparatus according to claim 1 is characterized in that: between described warm air system (4) and the described water pump (2), be provided with control valve (8) between described warm air system (4) and described first thermostat (3).
4, engine cooling apparatus according to claim 1 is characterized in that: the first temperature of opening of described first thermostat (3) is 74 ℃～76 ℃, and the first temperature of opening of described second thermostat (5) is 84 ℃～86 ℃.
5, engine cooling apparatus according to claim 4 is characterized in that: the standard-sized sheet temperature of described first thermostat (3) is 89 ℃～91 ℃; The standard-sized sheet temperature of described second thermostat (5) is 94 ℃～96 ℃.
6, a kind of engine cooling apparatus comprises the swelling water tank (7) that is connected with the engine cycles pipeline, it is characterized in that described engine cooling apparatus further comprises:
Short circle pipeline, described short circle pipeline comprise the circulation loop that is formed by connecting by engine water jacket (1), water pump (2) and first thermostat (3);
Inferior circulation loop, described time circulation loop comprises the circulation loop that is formed by connecting by described engine water jacket (1), described water pump (2), described first thermostat (3) and warm air system (4); With
The major cycle pipeline, described major cycle pipeline is to be provided with three-way pipe (9) between described first thermostat (3) of described circulation loop and described warm air system (4), described three-way pipe (9) is connected with described first thermostat (3), described warm air system (4) and second thermostat (5) respectively, described second thermostat (5) is connected with radiator (6), and described radiator (6) is connected with described engine water jacket (1) or described water pump (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200042095U CN201155358Y (en) | 2008-01-25 | 2008-01-25 | Engine cooling apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200042095U CN201155358Y (en) | 2008-01-25 | 2008-01-25 | Engine cooling apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201155358Y true CN201155358Y (en) | 2008-11-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200042095U Expired - Fee Related CN201155358Y (en) | 2008-01-25 | 2008-01-25 | Engine cooling apparatus |
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| CN (1) | CN201155358Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102297010A (en) * | 2011-07-21 | 2011-12-28 | 三一重型综采成套装备有限公司 | Expansion tank |
| CN102425482A (en) * | 2011-11-11 | 2012-04-25 | 天津鹏翎胶管股份有限公司 | Automobile rubber pipe assembly with external thermostat |
| CN102431414A (en) * | 2011-11-17 | 2012-05-02 | 奇瑞汽车股份有限公司 | Heating system adopting waste heat of automobile exhaust |
| CN103080496A (en) * | 2010-08-07 | 2013-05-01 | 奥迪股份公司 | Equalizing container for a coolant circuit |
| CN103806999A (en) * | 2014-03-06 | 2014-05-21 | 安徽江淮汽车股份有限公司 | Engine cooling system |
| CN105275571A (en) * | 2015-11-09 | 2016-01-27 | 安徽江淮汽车股份有限公司 | Automobile cooling water circulation control system and method and automobile |
| CN105756764A (en) * | 2016-03-01 | 2016-07-13 | 浙江吉利汽车研究院有限公司 | Engine cooling system |
| CN106762087A (en) * | 2015-09-02 | 2017-05-31 | 北汽福田汽车股份有限公司 | A kind of coolant temperature control system, engine assembly and vehicle |
| CN109611255A (en) * | 2018-11-30 | 2019-04-12 | 安徽江淮汽车集团股份有限公司 | A kind of vehicle rapid warming-up heat management system and its control method |
-
2008
- 2008-01-25 CN CNU2008200042095U patent/CN201155358Y/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103080496B (en) * | 2010-08-07 | 2016-06-22 | 奥迪股份公司 | Coolant circuit compensate container and have compensate container coolant circuit |
| CN103080496A (en) * | 2010-08-07 | 2013-05-01 | 奥迪股份公司 | Equalizing container for a coolant circuit |
| CN102297010A (en) * | 2011-07-21 | 2011-12-28 | 三一重型综采成套装备有限公司 | Expansion tank |
| CN102425482A (en) * | 2011-11-11 | 2012-04-25 | 天津鹏翎胶管股份有限公司 | Automobile rubber pipe assembly with external thermostat |
| CN102431414A (en) * | 2011-11-17 | 2012-05-02 | 奇瑞汽车股份有限公司 | Heating system adopting waste heat of automobile exhaust |
| CN103806999A (en) * | 2014-03-06 | 2014-05-21 | 安徽江淮汽车股份有限公司 | Engine cooling system |
| CN103806999B (en) * | 2014-03-06 | 2016-08-17 | 安徽江淮汽车股份有限公司 | A kind of engine-cooling system |
| CN106762087A (en) * | 2015-09-02 | 2017-05-31 | 北汽福田汽车股份有限公司 | A kind of coolant temperature control system, engine assembly and vehicle |
| CN106762087B (en) * | 2015-09-02 | 2019-02-26 | 北汽福田汽车股份有限公司 | A kind of coolant temperature control system, engine assembly and vehicle |
| CN105275571A (en) * | 2015-11-09 | 2016-01-27 | 安徽江淮汽车股份有限公司 | Automobile cooling water circulation control system and method and automobile |
| CN105756764A (en) * | 2016-03-01 | 2016-07-13 | 浙江吉利汽车研究院有限公司 | Engine cooling system |
| CN109611255A (en) * | 2018-11-30 | 2019-04-12 | 安徽江淮汽车集团股份有限公司 | A kind of vehicle rapid warming-up heat management system and its control method |
| CN109611255B (en) * | 2018-11-30 | 2020-01-21 | 安徽江淮汽车集团股份有限公司 | Finished automobile rapid warm-up thermal management system and control method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081126 Termination date: 20110125 |