CN103670656A - Thermostat - Google Patents
Thermostat Download PDFInfo
- Publication number
- CN103670656A CN103670656A CN201210339616.2A CN201210339616A CN103670656A CN 103670656 A CN103670656 A CN 103670656A CN 201210339616 A CN201210339616 A CN 201210339616A CN 103670656 A CN103670656 A CN 103670656A
- Authority
- CN
- China
- Prior art keywords
- temperature
- thermostat
- water outlet
- water
- assembly
- Prior art date
- 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
Images
Landscapes
- Temperature-Responsive Valves (AREA)
Abstract
The invention provides a thermostat. The thermostat comprises a shell assembly and a thermostat valve assembly, wherein the shell assembly comprises a shell, a water inlet formed in the shell and communicated with a water outlet pipe of a water jacket, a first water outlet formed in the shell and communicated with a water supply pipe of a heat dissipater, and a second water outlet formed in the shell and connected with a water supply pipe of a water pump, and the thermostat valve assembly is used for controlling the first water outlet and/or the second water outlet to be opened and closed and installed in the shell in an integrated mode. According to the thermostat, the thermostat body and the shell are designed in an integrated mode, an independent valve base is not needed, parts are reduced, cost is reduced, installing efficiency is improved, and error operation is avoided; an ECU of an electronic control system controls an electric heating element for heating when operating conditions of an engine change, the response speed of the thermostat for changes of the operating conditions of the engine is increased, the control accuracy is improved, and the control effect is good; the work temperature can exceed 110 DEG C, and the fuel economy and the emission performance of the engine are improved.
Description
Technical field
The present invention relates to a kind of thermostat of engine-cooling system, especially a kind of electronic thermostat.
Background technique
Existing thermostat does not have housing more, needs first thermostat to be placed in a certain cavity of cylinder body or cylinder cap, then holder housing.If thermostat placement is improper in this process, may produce harmful effect to engine cooling performance, there is the possibility of misoperation.
In addition, existing thermostat only has one group of characteristic working curve (temperature-lift relation curve).Operating temperature is lower, just opens temperature generally 80 ℃ of left and right, and standard-sized sheet temperature is generally 95 ℃ of left and right, and the On/Off of thermostat, controlled by inner temperature-sensing wax, in order to increase in temperature-sensitive performance temperature-sensing wax, conventionally can add copper powder.When coolant temperature arrives or surpasses after thermostat operating temperature, temperature-sensing wax starts to melt, and from the solid-state liquid state that becomes, volume changes, and its inner push rod is released, and thermostatic valve is corresponding opening also.
This thermostat is slow to engine operating condition reacting condition speed.While there is the situations such as acceleration suddenly, climbing when motor, the heat dissipating capacity of motor can increase suddenly, but because the heat exchange of water jacket and cooling liquid needs the time, so the rising of water temperature has certain hysteresis.Because existing thermostat action is controlled by temperature-sensing wax only, temperature-sensing wax is controlled by coolant temperature only, therefore, while entering the operating modes such as unexpected acceleration, climbing at motor, thermostat cannot be made a response rapidly, engine coolant temperature there will be fluctuation by a relatively large margin, is unfavorable for engine life, oil consumption and emission performance.Simultaneously, because existing thermostat cannot be made reaction rapidly to coolant temperature fluctuation, in order to guarantee that engine operation is in safety range, what the operating temperature of thermostat can only be arranged is lower, reserved enough temperature surpluses and guaranteed that motor can be not overheated, but because coolant temperature is lower, directly affected the fuel economy of motor.
Summary of the invention
In order to solve existing problem in prior art, thermostat of the present invention has been taked the design proposal with each cooling line Interface integration, be convenient to dismounting, and reduce the misoperation in installing, and adopted the electronic thermostat that can control by the control unit of automatical control system, to solve the existing thermostat problem of responding engine working conditions change rapidly.
The technological scheme providing of the present invention is:
A thermostat, comprising:
Housing assembly, comprise housing, be arranged on described housing for the water inlet that is connected with water jacket water outlet, be arranged on described housing for the first water outlet of being connected with radiator water pipe and be arranged at the second water outlet for being connected with water pump water pipe on described housing; And,
The thermostatic valve assembly opening and closing for controlling described the first water outlet and/or the second water outlet, is fixed on described enclosure interior.
Further, described thermostatic valve assembly comprises:
Body, inner hollow, and there is opening;
Gland assembly, is installed on the opening of described body, and and described body between form cavity;
Temperature-sensing wax, is arranged in the cavity between described body and described gland assembly;
Push rod body, its one end is through described gland assembly, extend into described temperature-sensing wax inner, the other end stretches out outside described gland assembly, described push rod body interior is provided with electrical heating elements, described electrical heating elements, for, heating under the control unit of automatical control system is controlled during in control unit "on" position with automatical control system at it, melts to control described temperature-sensing wax;
For controlling described electrical heating elements in the control unit energising with automatical control system or the lead-in wire of off-position, be connected with described electrical heating elements, and this is external to stretch out described push rod; And,
Valve, is connected with described push rod body, is arranged at described the first water outlet and/or the second water outlet;
When described lead-in wire is connected with the control unit of automatical control system, to control described electrical heating elements when the control unit "on" position with automatical control system, described electrical heating elements heats under the control unit of automatical control system is controlled, simultaneously, coolant temperature raises, the thawing of being heated of described temperature-sensing wax, described push rod body is pushed out the cavity between described body and described gland assembly, corresponding described the first water outlet and/or the second water outlet opened of described valve;
When described lead-in wire is not connected with the control unit of automatical control system, to control described electrical heating elements when the control unit off-position with automatical control system, coolant temperature raises, the thawing of being heated of described temperature-sensing wax, described push rod body is pushed out the cavity between described body and described gland assembly, corresponding described the first water outlet and/or the second water outlet opened of described valve.
Further, when described electrical heating elements is during in control unit "on" position with automatical control system, it is first just to open temperature that described thermostatic valve assembly first opens temperature, and standard-sized sheet temperature is the first standard-sized sheet temperature;
When described electrical heating elements is during in control unit off-position with automatical control system, it is second just to open temperature that described thermostatic valve assembly first opens temperature, and standard-sized sheet temperature is the second standard-sized sheet temperature;
Described second just opens temperature, and than described first, just to open temperature high, and described second just opens the difference of opening temperature at the beginning of temperature and described first is greater than 10 ℃, described the second standard-sized sheet temperature is higher than described the first standard-sized sheet temperature, and the difference of described the second standard-sized sheet temperature and described the first standard-sized sheet temperature is greater than 10 ℃.
Further, described second just open temperature and be greater than 100 ℃; Described the second standard-sized sheet temperature is greater than 115 ℃.
Further, the power of described electrical heating elements is 10 ~ 15w.
Further, described gland assembly comprises:
For with described body between coordinates the sebific duct that forms described cavity, be arranged in described body, be set in described push rod external;
For described sebific duct is pressed on to described intrinsic gland body, be fixed on the opening of described body;
Between described sebific duct and described push rod body and between described sebific duct and described body, be provided with for sealing the sealing configuration of described cavity.
Further, described sebific duct adopts fluorine rubber to make.
Further, described housing assembly also comprises: be arranged at the 3rd water outlet for being communicated with warm braw water-supplying mouth on described housing.
Further, described housing assembly also comprises: be arranged at the 4th water outlet for being communicated with pressurized machine backwater mouth on described housing.
Further, described housing assembly also comprises: be arranged at the 5th water outlet for being connected with secondary water tank on described housing.
Further, described housing assembly also comprises: be arranged on described housing for responding to the cooling-water temperature sensor of water temperature in described housing.
Further, described housing comprises upper shell and lower shell body, and described thermostatic valve assembly is fixed on described upper shell, and described water inlet is set on described lower shell body, and described water inlet place is provided with the adpting flange for being connected and sealed with water jacket water outlet.
Beneficial effect of the present invention is:
Thermostat of the present invention is by carrying out Integration Design by thermostat and the housing with a plurality of pipe interfaces, thermostat does not need independent valve seat, has not only reduced part, has reduced cost, improve thermostat installation efficiency, also avoided the misoperation when thermostat is installed.
In further technological scheme of the present invention, thermostat of the present invention can be by automatical control system ECU control unit when engine operating condition changes, the heating of control electrical heating elements, pass through the unlatching of the valve of electric control system controls thermostat, compared with prior art, improved the reaction velocity that thermostat changes engine operating condition, improved control accuracy, controlled effective; And thermostat engine operating temperature of the present invention can surpass 110 ℃, has improved fuel economy, the emission performance of motor.
Accompanying drawing explanation
Fig. 1 represents the housing assembly of thermostat of the present invention and the simple structure schematic diagram of thermostatic valve assembly;
Fig. 2 represents the structural representation of thermostat of the present invention;
Fig. 3 represents the structural representation of the thermostatic valve assembly in thermostat of the present invention.
Embodiment
Below in conjunction with accompanying drawing, principle of the present invention and feature are described, example, only for explaining the present invention, is not intended to limit scope of the present invention.
The invention provides a kind of thermostat, as depicted in figs. 1 and 2, it comprises:
Housing assembly, comprise housing 100, be arranged on housing 100 there is water inlet 101 for being communicated with water jacket water outlet, be arranged on housing 100 for the first water outlet 102 of being communicated with radiator water pipe and be arranged at the second water outlet 103 for being connected with water pump water pipe on housing 100; And,
The thermostatic valve assembly 200 opening and closing for controlling the first water outlet 102 and/or the second water outlet 103, integrated installation is in housing 100 inside.
Together with thermostat of the present invention carries out Integration Design by thermostatic valve assembly 200 with housing assembly 100, thermostatic valve assembly 200 does not need independent valve seat, that is to say, by thermostat and housing moduleization design, when installing, only need be by the cylinder body in the water inlet on housing assembly 101 and engine-cooling system, the water outlet of cylinder cover water jacket connects, again each water outlet is correspondingly connected in engine-cooling system, compare with housing split-type design with traditional thermostat, not only reduced part, reduced cost, also improve thermostat installation efficiency, also avoided the misoperation when thermostat is installed.And when each water inlet 101 on housing assembly, water outlet are arranged, the structure that is conducive to each parts in engine-cooling system is carried out reasonable Arrangement, also can be according to actual needs, as shown in Figure 1, the 3rd water outlet 104 that is provided for being communicated with warm braw water-supplying mouth on housing 100, for the 4th water outlet 105 that is communicated with pressurized machine backwater mouth, for the 5th water outlet 106 that is connected with secondary water tank, for responding to the cooling-water temperature sensor 107 etc. of housing 100 interior coolant temperatures.
In the present embodiment, preferably, housing 100 is divided into upper shell and lower shell body, thermostatic valve assembly 200 is integrated on upper shell, upper shell and lower shell body are bolted, on lower shell body, set into the mouth of a river 101, water inlet 101 places are provided with the adpting flange for being connected with water jacket water outlet, lower shell body is connected with cylinder cover water jacket water outlet by the adpting flange at water inlet 101 places, like this in installation process, only need upper, lower shell body is installed on cylinder cap, in installation process, can not occur to place not to produced alignment error because of thermostat position, simultaneously, each mouth of pipe after cylinder cap water outlet is arranged in to the upper of thermostat, on lower shell body, each interface arrangement is more flexible, can take into full account the cooling liquid impact on thermostat action in flow process again, when pipeline keeps in repair, because each pipe interface all concentrates on the housing 100 of thermostat, be convenient to dismounting, check.
In the present embodiment; thermostatic valve assembly 200 can adopt thermostatic valve assembly 200 structures of the prior art; that is: the On/Off of valve in thermostatic valve assembly 200, is controlled by inner temperature-sensing wax, in order to increase in temperature-sensitive performance temperature-sensing wax, conventionally can add copper powder.When coolant temperature arrives or surpasses after thermostat operating temperature, temperature-sensing wax starts to melt, and from the solid-state liquid state that becomes, volume changes, and its inner push rod is released, and the valve of thermostat is corresponding opening also.
But, above-mentioned existing thermostatic valve assembly 200 can only be subject to the control of engine coolant temperature passively, therefore, while entering the operating modes such as unexpected acceleration, climbing at motor, thermostatic valve assembly 200 cannot be made a response rapidly, help motor release heat fast, to guarantee that engine operation is in the temperature range of safety.Simultaneously, because existing thermostat cannot be made reaction rapidly to coolant temperature fluctuation, in order to guarantee that engine operation is in safety range, what the operating temperature of thermostat can only be arranged is lower, reserved enough temperature surpluses and guaranteed that motor can be not overheated, but because coolant temperature is lower, directly affected the fuel economy of motor.
Therefore,, in the present embodiment, the thermostatic valve assembly 200 in thermostat is preferably electronic thermostat valve assembly 200.The structural representation (part is only shown) that is illustrated in figure 3 the preferred thermostatic valve assembly 200 of the present embodiment, this thermostatic valve assembly 200 comprises:
Gland assembly, is installed on the opening of body 201, and and body 201 between form seal chamber;
Temperature-sensing wax 202, is arranged in the seal chamber between body 201 and gland assembly;
For controlling electrical heating elements in the ECU control unit energising with automatical control system or the lead-in wire 206 of off-position, be connected with electrical heating elements, and stretch out outside push rod body 201; And,
Valve (not shown in Fig. 3), is connected with push rod body 201, is arranged at the first water outlet 102 and the second water outlet 103 places; Wherein,
Gland assembly comprises:
For with body 201 between coordinate the sebific duct 203 that forms cavity, be arranged in body 201, be set in outside push rod body 201;
For sebific duct 203 is pressed on to the gland body 204 in body 201, be fixed on the opening of body 201; Between sebific duct 203 and push rod body 201 and between sebific duct 203 and body 201, be provided with the sealing configuration for seal chamber.
Preferably, sebific duct 203 adopts fluorine rubber material to make.
The working principle of the thermostatic valve assembly 200 in the present embodiment is:
In the present embodiment, in temperature-sensing wax 202 inside, be provided with can be automatically controlled electrical heating elements (this electrical heating elements can be together with push rod body 201 design, form heating stick), electrical heating elements is under "on" position, be electrical heating elements by going between 206 while being connected with the ECU control unit interface of automobile electric control system, the ECU control unit of automobile electric control system is by the operating mode of judgement motor, control electrical heating elements and under suitable heating power, carry out work, temperature-sensing wax 202 melts under the acting in conjunction of electrical heating elements and coolant temperature, temperature-sensing wax 202 volumetric expansions of melting, therefore, push rod body 201 is released outside seal chamber, the valve being connected with push rod body 201 correspondingly opens the first water outlet 102, and/or second water outlet 103,
When electrical heating elements is under off-position, be that the lead-in wire 206 of electrical heating elements is not when be connected with the ECU control unit interface of automobile electric control system, 202 of temperature-sensing waxes melt under coolant temperature effect, temperature-sensing wax 202 volumetric expansions of melting, therefore, push rod body 201 is released outside seal chamber, and the valve being connected with push rod body 201 correspondingly opens the first water outlet 102 and/or the second water outlet 103.
As can be seen here, thermostat in the present embodiment, the valve opening of its thermostatic valve assembly can be controlled by coolant temperature not only, can also be subject to electric control system controls, therefore, when engine operating condition changes, but when cooling liquid water temperature does not reach the melt temperature of temperature-sensing wax, automatical control system detects engine operating condition changes, and the electrical heating elements of controlling induction wax inside starts heating, make temperature-sensing wax 202 start to melt, valve is opened in advance, realization is when engine radiating amount increases, improve rapidly the heat dissipation potential of cooling system, improve the reaction velocity that thermostat changes engine operating condition, further reduced the amplitude of variation of coolant temperature.In addition, motor is after carrying out rating test, and the MAP figure that thermostat can draw according to rating test controls, and makes automatical control system after engine operating condition changes, control electrical heating elements and under suitable temperature control curve, carry out work, further improve the control accuracy of thermostat.
Rating test, as the known content of those skilled in the art, is only done simple introduction to it at this: in the engine development stage, need to carry out rating test to all automatically controlled parts, that is, under some specific operation, measure the best working state of each automatically controlled part.For electronic thermostat, under the feature operating mode that need to increase in engine radiating amount, by repetition test, draw best ECU output signal, to control heating power and the current"on"time of electronic thermostat.
In addition, preferred, the electrical heating elements electrical heating elements that preferably power is 10 ~ 15w.
In addition, it should be noted that, thermostat in the present embodiment is owing to valve opening being controlled to the mode of automatically controlled control that increased (the ECU control unit that is automatical control system changes and controls electrical heating elements heating according to engine operating condition), thermostat of the present invention has energising (the 206 access ECU interfaces that are about to go between adopt automatically controlled and coolant temperature co-controlling valve opening), two groups of different characteristic working curves of power-off (will not go between 206 access ECU interfaces and only open by coolant temperature control valve), and first the opening under off-position, standard-sized sheet temperature is all higher than first the opening under "on" position, standard-sized sheet temperature (is that second under off-position just opened temperature higher than the first temperature of opening of first under "on" position, the second standard-sized sheet temperature under off-position is higher than the first standard-sized sheet temperature under "on" position), the temperature difference is over 10 ℃.And under off-position, thermostat of the present invention second is just opened temperature over 100 ℃ under no electric circuit state, the second standard-sized sheet temperature surpasses 115 ℃, far above the common thermostat (the first temperature of opening of common thermostat is 80 ℃ of left and right, and standard-sized sheet temperature is at 90-95 ℃) that obtains.As can be seen here, in traditional thermostat, in temperature-sensing wax, added copper powder etc., to improve thermostat heat-conducting property, and thermostatic valve assembly in the present embodiment, without add the metallic dusts such as copper powder in temperature-sensing wax, its first under off-position opens, standard-sized sheet temperature higher than common thermostat first open, standard-sized sheet temperature.
On the basis of above technological scheme, and owing to having selected the electrical heating elements that heating power is 10 ~ 15w and the sebific duct 203 that adopts fluorine rubber material to make, thermostat of the present invention can make cooling liquid operating temperature more than 110 ℃, improve engine operating temperature, improve fuel economy, the emission performance of motor.
It should be noted that, for " just opening temperature " and " standard-sized sheet temperature " of thermostat, be the common practise of related domain, at this, no longer illustrates.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (12)
1. a thermostat, is characterized in that, comprising:
Housing assembly, comprise housing, be arranged on described housing for the water inlet that is connected with water jacket water outlet, be arranged on described housing for the first water outlet of being connected with radiator water pipe and be arranged at the second water outlet for being connected with water pump water pipe on described housing; And,
The thermostatic valve assembly opening and closing for controlling described the first water outlet and/or the second water outlet, is fixed on described enclosure interior.
2. thermostat according to claim 1, is characterized in that, described thermostatic valve assembly comprises:
Body, inner hollow, and there is opening;
Gland assembly, is installed on the opening of described body, and and described body between form cavity;
Temperature-sensing wax, is arranged in the cavity between described body and described gland assembly;
Push rod body, its one end is through described gland assembly, extend into described temperature-sensing wax inner, the other end stretches out outside described gland assembly, described push rod body interior is provided with can be when the control unit "on" position in automatical control system, under controlling, heats the control unit of automatical control system the electrical heating elements melting to control described temperature-sensing wax;
For controlling described electrical heating elements in the control unit energising with automatical control system or the lead-in wire of off-position, be connected with described electrical heating elements, and this is external to stretch out described push rod; And,
Valve, is connected with described push rod body, is arranged at described the first water outlet and/or the second water outlet;
When described temperature-sensing wax is heated thawing, described push rod body is pushed out the cavity between described body and described gland assembly, corresponding described the first water outlet and/or the second water outlet opened of described valve.
3. thermostat according to claim 2, is characterized in that:
When described electrical heating elements is during in control unit "on" position with automatical control system, it is first just to open temperature that described thermostatic valve assembly first opens temperature, and standard-sized sheet temperature is the first standard-sized sheet temperature;
When described electrical heating elements is during in control unit off-position with automatical control system, it is second just to open temperature that described thermostatic valve assembly first opens temperature, and standard-sized sheet temperature is the second standard-sized sheet temperature;
Described second just opens temperature, and than described first, just to open temperature high, and described second just opens the difference of opening temperature at the beginning of temperature and described first is greater than 10 ℃, described the second standard-sized sheet temperature is higher than described the first standard-sized sheet temperature, and the difference of described the second standard-sized sheet temperature and described the first standard-sized sheet temperature is greater than 10 ℃.
4. thermostat according to claim 3, is characterized in that: described second just opens temperature is greater than 100 ℃; Described the second standard-sized sheet temperature is greater than 115 ℃.
5. thermostat according to claim 2, is characterized in that: the power of described electrical heating elements is 10 ~ 15w.
6. thermostat according to claim 2, is characterized in that, described gland assembly comprises:
For with described body between coordinates the sebific duct that forms described cavity, be arranged in described body, be set in described push rod external;
For described sebific duct is pressed on to described intrinsic gland body, be fixed on the opening of described body;
Wherein, between described sebific duct and described push rod body and between described sebific duct and described body, be provided with for sealing the sealing configuration of described cavity.
7. thermostat according to claim 6, is characterized in that, described sebific duct adopts fluorine rubber to make.
8. according to the thermostat described in claim 1 to 7 any one, it is characterized in that, described housing assembly also comprises: be arranged at the 3rd water outlet for being communicated with warm braw water-supplying mouth on described housing.
9. thermostat according to claim 8, is characterized in that, described housing assembly also comprises: be arranged at the 4th water outlet for being communicated with pressurized machine backwater mouth on described housing.
10. thermostat according to claim 9, is characterized in that, described housing assembly also comprises: be arranged at the 5th water outlet for being connected with secondary water tank on described housing.
11. thermostats according to claim 10, is characterized in that, described housing assembly also comprises: be arranged on described housing for responding to the cooling-water temperature sensor of water temperature in described housing.
12. according to the thermostat described in claim 1 to 7 any one, it is characterized in that: described housing comprises upper shell and lower shell body, described thermostatic valve assembly is fixed on described upper shell, described water inlet is set on described lower shell body, and described water inlet place is provided with the adpting flange for being connected and sealed with water jacket water outlet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210339616.2A CN103670656B (en) | 2012-09-13 | 2012-09-13 | A kind of thermostat |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210339616.2A CN103670656B (en) | 2012-09-13 | 2012-09-13 | A kind of thermostat |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103670656A true CN103670656A (en) | 2014-03-26 |
| CN103670656B CN103670656B (en) | 2015-12-16 |
Family
ID=50309304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210339616.2A Active CN103670656B (en) | 2012-09-13 | 2012-09-13 | A kind of thermostat |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103670656B (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105604676A (en) * | 2016-02-03 | 2016-05-25 | 瑞安市南风汽车零部件有限公司 | Electronic thermostat |
| CN106545402A (en) * | 2015-09-17 | 2017-03-29 | 上海世德子汽车零部件有限公司 | Resistant heating thermostat and engine-cooling system |
| CN108278151A (en) * | 2017-12-25 | 2018-07-13 | 中国第汽车股份有限公司 | A kind of aperture predictor method of electrical heating type thermostat |
| CN109072759A (en) * | 2016-04-18 | 2018-12-21 | 认知控管株式会社 | Electronic type thermostat |
| CN109578129A (en) * | 2018-12-20 | 2019-04-05 | 东风汽车集团有限公司 | A kind of engine coolant temperature control system and method |
| CN113027591A (en) * | 2021-03-31 | 2021-06-25 | 潍柴动力股份有限公司 | Equipment and method for controlling movement of main valve of electronic thermostat |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050046375A (en) * | 2003-11-14 | 2005-05-18 | 현대자동차주식회사 | Hydraulic thermostat and water temperature control method using hydraulic thermostat |
| CN101133235A (en) * | 2005-06-10 | 2008-02-27 | 日本恒温装置株式会社 | Thermostat unit |
| CN201439729U (en) * | 2009-05-27 | 2010-04-21 | 浙江吉利汽车研究院有限公司 | Improved temperature saver |
| CN201771592U (en) * | 2010-04-06 | 2011-03-23 | 浙江吉利汽车研究院有限公司 | Integrated thermostat casing assembly |
| CN201925007U (en) * | 2010-12-20 | 2011-08-10 | 浙江吉利汽车研究院有限公司 | Inductor assembly of thermostat |
| KR101294033B1 (en) * | 2006-12-13 | 2013-08-08 | 현대자동차주식회사 | Thermostat control method and thermostat assembly of cooling system for engine |
-
2012
- 2012-09-13 CN CN201210339616.2A patent/CN103670656B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20050046375A (en) * | 2003-11-14 | 2005-05-18 | 현대자동차주식회사 | Hydraulic thermostat and water temperature control method using hydraulic thermostat |
| CN101133235A (en) * | 2005-06-10 | 2008-02-27 | 日本恒温装置株式会社 | Thermostat unit |
| KR101294033B1 (en) * | 2006-12-13 | 2013-08-08 | 현대자동차주식회사 | Thermostat control method and thermostat assembly of cooling system for engine |
| CN201439729U (en) * | 2009-05-27 | 2010-04-21 | 浙江吉利汽车研究院有限公司 | Improved temperature saver |
| CN201771592U (en) * | 2010-04-06 | 2011-03-23 | 浙江吉利汽车研究院有限公司 | Integrated thermostat casing assembly |
| CN201925007U (en) * | 2010-12-20 | 2011-08-10 | 浙江吉利汽车研究院有限公司 | Inductor assembly of thermostat |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106545402A (en) * | 2015-09-17 | 2017-03-29 | 上海世德子汽车零部件有限公司 | Resistant heating thermostat and engine-cooling system |
| CN106545402B (en) * | 2015-09-17 | 2019-04-05 | 上海世德子汽车零部件有限公司 | Resistant heating thermostat and engine-cooling system |
| CN105604676A (en) * | 2016-02-03 | 2016-05-25 | 瑞安市南风汽车零部件有限公司 | Electronic thermostat |
| CN109072759A (en) * | 2016-04-18 | 2018-12-21 | 认知控管株式会社 | Electronic type thermostat |
| CN109072759B (en) * | 2016-04-18 | 2021-05-04 | 认知控管株式会社 | Electronic thermostat |
| CN108278151A (en) * | 2017-12-25 | 2018-07-13 | 中国第汽车股份有限公司 | A kind of aperture predictor method of electrical heating type thermostat |
| CN108278151B (en) * | 2017-12-25 | 2020-05-22 | 中国第一汽车股份有限公司 | Opening degree estimation method of electric heating thermostat |
| CN109578129A (en) * | 2018-12-20 | 2019-04-05 | 东风汽车集团有限公司 | A kind of engine coolant temperature control system and method |
| CN109578129B (en) * | 2018-12-20 | 2020-08-07 | 东风汽车集团有限公司 | Engine cooling water temperature control system and method |
| CN113027591A (en) * | 2021-03-31 | 2021-06-25 | 潍柴动力股份有限公司 | Equipment and method for controlling movement of main valve of electronic thermostat |
| CN113027591B (en) * | 2021-03-31 | 2022-10-25 | 潍柴动力股份有限公司 | Equipment and method for controlling movement of main valve of electronic thermostat |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103670656B (en) | 2015-12-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103670656B (en) | A kind of thermostat | |
| CN106828022B (en) | Pure electric vehicles thermal management system and air conditioning system | |
| CN103352752B (en) | There is the engine cooling and circulating system of shunting refrigerating function and corresponding vehicle | |
| CN205790284U (en) | A kind of power battery of electric vehicle bag cooling and heating system | |
| CN205172709U (en) | Engine components of a whole that can function independently cooling system | |
| CN102486115A (en) | Automobile cooling system | |
| CN105041446A (en) | Double-valve-element electronic thermostat based on vehicle type carrying hydrodynamic retarder | |
| CN110657018A (en) | Multi-channel thermal management system and method for gasoline engine | |
| CN109546259A (en) | A kind of batteries of electric automobile packet thermostatic control system and control method | |
| CN113517454B (en) | Thermal management control method and system for fuel cell power generation system | |
| CN204729163U (en) | A kind of double spool electronic thermostat based on carrying hydrodynamic retarder vehicle | |
| KR20140004470A (en) | Cooling-water heating type heater | |
| CN203110878U (en) | Heating device, warm braw heating system with same and hybrid electric vehicle | |
| CN202370642U (en) | Thermostat seat | |
| CN105509305A (en) | PTC water heater for automobile air conditioning heating | |
| CN107471960A (en) | A kind of automobile and its water-cooled electric heater unit | |
| CN204963232U (en) | Energy -efficient new energy automobile PTC liquid electric heater | |
| CN212604652U (en) | Thermal management system of electric industrial vehicle | |
| CN205190028U (en) | Temperature saver and motor cooling system | |
| CN203756382U (en) | Fuel heating device | |
| CN203722414U (en) | Cooling water jacket for motor | |
| CN207449572U (en) | A kind of automobile and its water-cooled electric heater unit | |
| CN207449573U (en) | A kind of automobile and its water-cooled electric heater unit | |
| CN202483698U (en) | Improved automobile electronic thermostat | |
| CN202180557U (en) | Heat source self-supply system device and automatic control system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |