CN1983097A - Cooling-liquid temperature adjuster of engine - Google Patents
Cooling-liquid temperature adjuster of engine Download PDFInfo
- Publication number
- CN1983097A CN1983097A CN 200510111621 CN200510111621A CN1983097A CN 1983097 A CN1983097 A CN 1983097A CN 200510111621 CN200510111621 CN 200510111621 CN 200510111621 A CN200510111621 A CN 200510111621A CN 1983097 A CN1983097 A CN 1983097A
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- Prior art keywords
- water
- water pipe
- pneumatic valve
- engine
- valve
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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.)
- Granted
Links
- 239000000110 cooling liquid Substances 0.000 title claims abstract description 13
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 155
- 239000000498 cooling water Substances 0.000 abstract description 3
- 239000002826 coolant Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000011144 upstream manufacturing Methods 0.000 description 1
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Abstract
A temperature control device of engine cooling liquid is prepared as carrying out heat exchange of engine cooling liquid with external cooling water in heat exchanger, controlling exchange heat by using motor driven regulation valve to regulate flow rate of external cooling water for realizing purpose of controlling cooling liquid temperature of engine and also utilizing on-off operation of pneumatic valve to carry out hot-cold impact.
Description
Technical field
The present invention relates to a kind of engine test, checkout equipment, particularly a kind of cooling-liquid temperature adjuster of engine.
Background technology
In the Automobile Detection field, water temperature control is general regulates the ratio of two tank flow engines by two constant temperature water tanks (high-temperature water tank and low temperature water tank) by a threeway proportioning valve, thereby reaches the purpose of control temperature at present.Its shortcoming is: the threeway proportioning valve is too expensive, the cost height; Total system pipeline complexity has many branch roads etc., is unfavorable for maintenance.
Summary of the invention
To the objective of the invention is in order overcoming the above problems, a kind of novel engine cooling-liquid temperature adjuster to be provided.
The objective of the invention is to be achieved through the following technical solutions:
A kind of cooling-liquid temperature adjuster of engine comprises a high temperature constant temperature water tank, its also comprise a heat exchanger and:
First water pipe, one end are connected on first water delivering orifice of this heat exchanger, and its other end is used for linking to each other with the water inlet of engine, and this first water pipe is provided with one first pneumatic valve;
Second water pipe, one end are connected on first water inlet of this high temperature constant temperature water tank, and its other end is used for linking to each other with the water delivering orifice of engine, and this second water pipe is provided with one second pneumatic valve;
The 3rd water pipe, it is connected between first water inlet of first water delivering orifice of this high temperature constant temperature water tank and this heat exchanger;
The 4th water pipe, one end are connected on second water delivering orifice of this heat exchanger, and the other end is used to connect water tower;
The 5th water pipe, one end are connected on second water inlet of this heat exchanger, and the other end is used to connect water tower, and the 5th water pipe is provided with electric control valve;
The 6th water pipe, one end are connected on the 5th water pipe, and port is located at the place ahead of this electric control valve, and the other end is connected on this first water pipe, and port is located at the rear of this first pneumatic valve, and the 6th water pipe is provided with one the 3rd pneumatic valve;
The 7th water pipe, one end are connected on this second water pipe, and port is located at the place ahead of this second pneumatic valve, and the other end is connected on the 4th water pipe, and the 7th water pipe is provided with one the 4th pneumatic valve;
The 8th water pipe, one section are connected on this second water pipe, and port is located at the place ahead of this second pneumatic valve, and the other end is connected on this first water pipe, and port is located at the place ahead of this first pneumatic valve, and the 8th water pipe is provided with one the 5th pneumatic valve.
In addition, this device also comprises:
The 9th water pipe, one end are connected second water inlet of this high temperature constant temperature water tank, and the other end is used to connect water tower, and are provided with one first solenoid valve;
The tenth water pipe, one end are connected second water delivering orifice of this high temperature constant temperature water tank, and the other end is used to connect water tower, and are provided with one second solenoid valve.
Wherein, be provided with a well heater and a water tank temperature sensor in this high temperature constant temperature water tank.
This device comprises a water pump again, and it is located on this first water pipe, is positioned at the rear of this first pneumatic valve and in the place ahead of the 6th water pipe and the 3rd water pipe port.
Described the place ahead is meant before the inlet of valve, or the upstream of current in the water pipe, and described rear is meant after the outlet of valve, or the downstream of current in the water pipe.
Positive progressive effect of the present invention is: the water yield by motorized adjustment valve regulation external refrigeration water is controlled engine coolant temperature, the more shared pipelines of thermal shock system and water temperature control system, thus make pipeline obtain simplifying.
Description of drawings
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is a kind of working state schematic representation of one embodiment of the invention.
Fig. 3 is another working state schematic representation of one embodiment of the invention.
Arrow in above-mentioned each accompanying drawing is represented the direction of flow of cooling water in the water pipe.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
As shown in Figure 1, a kind of cooling-liquid temperature adjuster of engine comprises:
A high temperature constant temperature water tank 1 is provided with a well heater 11 and a water tank temperature sensor 12;
A heat exchanger 2;
First water pipe 31, one end are connected on first water delivering orifice of this heat exchanger 2, and its other end links to each other with the water inlet of engine 5, and this first water pipe 31 is provided with one first pneumatic valve 41;
Second water pipe 32, one end are connected on first water inlet of this high temperature constant temperature water tank 1, and its other end links to each other with the water delivering orifice of engine 5, and this second water pipe 32 is provided with one second pneumatic valve 42;
The 3rd water pipe 33, it is connected between first water inlet of first water delivering orifice of this high temperature constant temperature water tank 1 and this heat exchanger 2;
The 4th water pipe 34, one end are connected on second water delivering orifice of this heat exchanger 2, and the other end connects outside water tower 6;
The 5th water pipe 35, one end are connected on second water inlet of this heat exchanger 2, and the other end connects outside water tower 6, the five water pipes and is provided with electric control valve 7;
The 6th water pipe 36, one end are connected on the 5th water pipe 35, and port is located at the place ahead of this electric control valve 6. and the other end is connected on this first water pipe 31, and port is located at the rear of this first pneumatic valve 311, and the 6th water pipe 36 is provided with one the 3rd pneumatic valve 43;
The 7th water pipe 37, one end are connected on this second water pipe 32, and port is located at the place ahead of this second pneumatic valve 42, and the other end is connected on the 4th water pipe 34, and the 7th water pipe 37 is provided with one the 4th pneumatic valve 44:
The 8th water pipe 38, one section are connected on this second water pipe 32, and port is located at the place ahead of this second pneumatic valve 42, and the other end is connected on this first water pipe 31, and port is located at the place ahead of this first pneumatic valve 41, and the 8th water pipe 38 is provided with one the 5th pneumatic valve 45;
The 9th water pipe 39, one end are connected second water inlet of this high temperature constant temperature water tank 1, and the other end is connected to and is equipped with on the outside water tower 6, and is provided with one first solenoid valve 81;
The tenth water pipe 310, one end are connected second water delivering orifice of this high temperature constant temperature water tank 1, and the other end is connected on the outside water tower 6, and is provided with one second solenoid valve 82.
The effect of described solenoid valve is used to change engine coolant, and first solenoid valve 81 is moisturizing solenoid valves, and second solenoid valve 82 is the solenoid valves that discharge water.
This device also comprises a water pump 9, and it is located on this first water pipe 31, is positioned at the rear of this first pneumatic valve 41, and in the place aheads of the 6th water pipe 36 and the 3rd water pipe 33 ports.Described water pump 9 can be the water pump that engine carries.
When thermal condition, have only the 5th pneumatic valve 45 to open, all the other contract fullys, the chilled(cooling) water return (CWR) synoptic diagram is as shown in Figure 3 at this moment.
Under cold operating mode, have only the 3rd pneumatic valve 43 and the 4th pneumatic valve 44 to open, all the other are closed, and the chilled(cooling) water return (CWR) synoptic diagram is as shown in Figure 3 at this moment.
Under the constant temperature operating mode, can set a temperature (be generally between 30 ℃～98 ℃, decide) arbitrarily on the external refrigeration coolant-temperature gage, pneumatic valve 41,42 unlatchings this moment, all the other are closed, and this system can be constant near the temperature that sets with finishing temperature.
Claims (4)
1, a kind of cooling-liquid temperature adjuster of engine comprises a high temperature constant temperature water tank, it is characterized in that, its also comprise a heat exchanger and:
First water pipe, one end are connected on first water delivering orifice of this heat exchanger, and its other end is used for linking to each other with the water inlet of engine, and this first water pipe is provided with one first pneumatic valve;
Second water pipe, one end are connected on first water inlet of this high temperature constant temperature water tank, and its other end is used for linking to each other with the water delivering orifice of engine, and this second water pipe is provided with one second pneumatic valve;
The 3rd water pipe, it is connected between first water inlet of first water delivering orifice of this high temperature constant temperature water tank and this heat exchanger;
The 4th water pipe, one end are connected on second water delivering orifice of this heat exchanger, and the other end is used to connect water tower;
The 5th water pipe, one end are connected on second water inlet of this heat exchanger, and the other end is used to connect water tower, and the 5th water pipe is provided with electric control valve;
The 6th water pipe, one end are connected on the 5th water pipe, and port is located at the place ahead of this electric control valve, and the other end is connected on this first water pipe, and port is located at the rear of this first pneumatic valve, and the 6th water pipe is provided with one the 3rd pneumatic valve;
The 7th water pipe, one end are connected on this second water pipe, and port is located at the place ahead of this second pneumatic valve, and the other end is connected on the 4th water pipe, and the 7th water pipe is provided with one the 4th pneumatic valve;
The 8th water pipe, one section are connected on this second water pipe, and port is located at the place ahead of this second pneumatic valve, and the other end is connected on this first water pipe, and port is located at the place ahead of this first pneumatic valve, and the 8th water pipe is provided with one the 5th pneumatic valve.
2, cooling-liquid temperature adjuster of engine according to claim 1 is characterized in that, it also comprises:
The 9th water pipe, one end are connected second water inlet of this high temperature constant temperature water tank, and the other end is used to connect water tower, and are provided with one first solenoid valve;
The tenth water pipe, one end are connected second water delivering orifice of this high temperature constant temperature water tank, and the other end is used to connect water tower, and are provided with one second solenoid valve.
3, cooling-liquid temperature adjuster of engine according to claim 2 is characterized in that, is provided with a well heater and a water tank temperature sensor in this high temperature constant temperature water tank.
4, cooling-liquid temperature adjuster of engine according to claim 3 is characterized in that, this device also comprises a water pump, and it is located on this first water pipe, is positioned at the rear of this first pneumatic valve and in the place ahead of the 6th water pipe and the 3rd water pipe port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101116218A CN100478818C (en) | 2005-12-16 | 2005-12-16 | Cooling-liquid temperature adjuster of engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005101116218A CN100478818C (en) | 2005-12-16 | 2005-12-16 | Cooling-liquid temperature adjuster of engine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1983097A true CN1983097A (en) | 2007-06-20 |
| CN100478818C CN100478818C (en) | 2009-04-15 |
Family
ID=38165680
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005101116218A Expired - Fee Related CN100478818C (en) | 2005-12-16 | 2005-12-16 | Cooling-liquid temperature adjuster of engine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100478818C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101451913B (en) * | 2007-11-30 | 2011-08-31 | 中国兵器工业集团第七○研究所 | Laboratory cooling water auxiliary system for multicylinder diesel engine |
| CN101968401B (en) * | 2009-07-28 | 2012-09-26 | 北汽福田汽车股份有限公司 | Cooling fluid temperature control system for testing engine performance |
| CN106194389A (en) * | 2016-08-31 | 2016-12-07 | 江苏云瀚股份有限公司 | The thermostatically-controlled equipment of a kind of engine coolant and control method thereof |
| CN106679251A (en) * | 2016-08-31 | 2017-05-17 | 广东月福汽车用品有限公司 | Cooling system cooling liquid exchanger |
| CN109115504A (en) * | 2018-09-26 | 2019-01-01 | 安徽江淮汽车集团股份有限公司 | Temperature control cooling recirculation system |
| CN109854338A (en) * | 2019-02-27 | 2019-06-07 | 吉利汽车研究院（宁波）有限公司 | Crankshaft ventilating system, turbocharged engine and automobile |
-
2005
- 2005-12-16 CN CNB2005101116218A patent/CN100478818C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101451913B (en) * | 2007-11-30 | 2011-08-31 | 中国兵器工业集团第七○研究所 | Laboratory cooling water auxiliary system for multicylinder diesel engine |
| CN101968401B (en) * | 2009-07-28 | 2012-09-26 | 北汽福田汽车股份有限公司 | Cooling fluid temperature control system for testing engine performance |
| CN106194389A (en) * | 2016-08-31 | 2016-12-07 | 江苏云瀚股份有限公司 | The thermostatically-controlled equipment of a kind of engine coolant and control method thereof |
| CN106679251A (en) * | 2016-08-31 | 2017-05-17 | 广东月福汽车用品有限公司 | Cooling system cooling liquid exchanger |
| CN106194389B (en) * | 2016-08-31 | 2019-04-05 | 江苏云瀚股份有限公司 | A kind of thermostatically-controlled equipment and its control method of engine coolant |
| CN109115504A (en) * | 2018-09-26 | 2019-01-01 | 安徽江淮汽车集团股份有限公司 | Temperature control cooling recirculation system |
| CN109854338A (en) * | 2019-02-27 | 2019-06-07 | 吉利汽车研究院（宁波）有限公司 | Crankshaft ventilating system, turbocharged engine and automobile |
| CN109854338B (en) * | 2019-02-27 | 2020-09-08 | 吉利汽车研究院（宁波）有限公司 | Crankshaft ventilation system, turbocharged engine and automobile |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100478818C (en) | 2009-04-15 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090415 |
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