CN103061897A - Engine throttle body and heating control method thereof - Google Patents
Engine throttle body and heating control method thereof Download PDFInfo
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- CN103061897A CN103061897A CN2012105741379A CN201210574137A CN103061897A CN 103061897 A CN103061897 A CN 103061897A CN 2012105741379 A CN2012105741379 A CN 2012105741379A CN 201210574137 A CN201210574137 A CN 201210574137A CN 103061897 A CN103061897 A CN 103061897A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 64
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000001514 detection method Methods 0.000 claims description 9
- 238000005266 casting Methods 0.000 claims description 3
- 238000003754 machining Methods 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 238000007789 sealing Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- Control Of Throttle Valves Provided In The Intake System Or In The Exhaust System (AREA)
Abstract
The invention discloses an engine throttle body and a heating control method thereof. The throttle body comprises a throttle housing, a heating system for heating the housing and a control device, wherein the heating system comprises a heating device, the heating device comprises a water inlet pipe, a water outlet pipe and a heating cavity which is connected to the throttle housing, the water inlet pipe and the water outlet pipe are respectively connected to a heating channel which is arranged in the heating cavity, and the control device comprises a gas inlet temperature sensor, an environment temperature sensor, a control module, an electromagnetic valve and a control valve. Accordingly, the control problem of the heating of the throttle body under different working conditions is solved.
Description
Technical field
Patent of the present invention belongs to technical field of engines, is specifically related to a kind of motor throttle body.
Background technique
Throttle body (claiming again throttle valve body) is contained on the engine intake manifold usually, and its main purpose is to provide fresh air for the different operating conditionss of motor by the valve block aperture size on the adjusting joint air door body.Because north of china in winter temperature can reach below-30 ° degrees centigrade usually; this will cause the temperature of throttle inflow mouth may be lower than zero degrees celsius; risk icing, stuck closure valve block that the solar term doorway exists; come for closure heats so usually be provided with motor HVAC circulating water on the common throttle body, prevent that the icing stuck closure valve block of water vapour or liquid water from damaging the electronic components such as stepper motor.But behind engine warm-up, the temperature on solar term doorway raises and will not have the risk of freeze stuck valve block or damage electronic component, or the summer of sweltering heat closure can not freeze yet and have the risk of stuck valve block, if this moment, HVAC water continued closure is heated so, will certainly cause being continued heating through the warm air of closure, intake temperature raises, and will cause air input of engine by air to reduce after intake temperature raises, charging efficiency reduces, degradation under the engine power.Therefore, under cryogenic conditions, can heat throttle body, and under high temperature condition, perhaps can not freeze by the heating closure stops in the situation that has stuck valve valve block the throttle body heating, is the technical problem that those skilled in the art will solve.
Summary of the invention
Deficiency for the prior art existence, the present invention proposes a kind of motor throttle body, effectively solve under cryogenic conditions and can heat throttle body, and under high temperature condition, perhaps can not freeze by the heating closure stops technical problem to the throttle body heating in the situation that has stuck valve valve block.The invention allows for a kind of throttle body method for heating and controlling.
In order to solve the problems of the technologies described above, technological scheme of the present invention is:
A kind of motor throttle body comprises the closure housing, and the heating system that described housing is heated, and this heating system comprises:
Heating equipment, described heating equipment comprise intake pipe, outlet pipe, with the heating cavity that the closure housing links to each other, described intake pipe, outlet pipe respectively be arranged at heating cavity in heat tunnel be connected;
Control gear, described control gear comprises: intake air temperature sensor, environment temperature sensor, control module, solenoid valve and control valve; Wherein,
Described Engine ECU is for detection of motor working time;
Described intake air temperature sensor is for detection of throttle inflow mouth intake temperature;
Described environment temperature sensor is for detection of the engine operation ambient temperature;
Described control module is electrically connected with Engine ECU and described intake air temperature sensor and environment temperature sensor respectively, Real-time Obtaining motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1, and compare with motor predefined value working time A, throttle inflow mouth intake temperature predefined value B, engine operation ambient temperature predefined value C respectively;
When motor A1 working time greater than predefined value A, and throttle inflow mouth inlet air temperature value B1 is greater than throttle inflow mouth intake temperature predefined value B, and engine operation ambient temperature C1 is during greater than engine operation ambient temperature predefined value C, and control module is sent the instruction of closing heat tunnel; Otherwise control module is sent the instruction of opening heat tunnel.
Described solenoid valve and control valve interconnect, and described solenoid valve is electrically connected with control module, are used for receiving the instruction of control module, and heat tunnel is opened or closed to the control valve that control is arranged in the heat tunnel.
The working principle of this heating system: motor HVAC circulating water is by flow through heat tunnel in the heating cavity of intake pipe, the closure housing is heated, then flow out through outlet pipe, during engine start, cool air flows into from the throttle inflow mouth, and the hot air after the heating flows out from the closure air outlet.Motor A1 working time that control module Real-time Obtaining Engine ECU provides, the throttle inflow mouth intake temperature B1 that intake air temperature sensor provides, the engine operation ambient temperature C1 that environment temperature sensor provides, and with motor predefined value working time A, throttle inflow mouth intake temperature predefined value B, engine operation ambient temperature predefined value C compares, when motor A1 working time greater than predefined value A, throttle inflow mouth inlet air temperature value B1 is greater than throttle inflow mouth intake temperature predefined value B, and engine operation ambient temperature C1 is during greater than engine operation ambient temperature predefined value C, control module is sent the instruction of closing heat tunnel, otherwise control module is just sent the instruction of opening heat tunnel.
Further, described heating cavity is positioned at closure housing by-pass hole next door.
Further, described heating cavity and the moulding of closure housing integrally casting, described heat tunnel forms by machining.
Further, described control valve is spherical valve.
Further, described solenoid valve is installed on the heating cavity, and the instruction control spherical valve that solenoid valve receives control module is rotated operation, thereby opens or close heat tunnel.
Further, described intake air temperature sensor is arranged on the intake manifold of closure rear end.
Accordingly, the present invention also provides a kind of closure method for heating and controlling, and described method comprises:
Engine ECU detects motor A1 working time, and intake air temperature sensor detects throttle inflow mouth intake temperature B1, and environment temperature sensor detects engine operation ambient temperature C1;
Control module is obtained motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1;
Judge that whether motor A1 working time is greater than motor predefined value working time A, whether throttle inflow mouth intake temperature B1 is greater than throttle inflow mouth intake temperature predefined value B, whether engine operation ambient temperature C1 is greater than engine operation ambient temperature predefined value C, if A1〉A, B1〉B, C1〉C, control module is sent the instruction of closing heat tunnel, solenoid valve receives the instruction of control module, and control the control valve that is arranged in the heat tunnel and close heat tunnel, otherwise control module is sent the instruction of opening heat tunnel, solenoid valve receives the instruction of control module, and the control valve that control is arranged in the heat tunnel is opened heat tunnel.
In the technological scheme that the invention process patent provides, heat to throttle body by heating equipment, by control module Real-time Obtaining motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1, and compare with motor predefined value working time A, throttle inflow mouth intake temperature predefined value B, engine operation ambient temperature predefined value C respectively, determine whether to open or close heat tunnel according to judged result, effectively solved the control problem that under the various operating modes throttle body is heated.
Description of drawings
Fig. 1 is the structural representation of throttle body;
Fig. 2 is throttle body air inlet schematic representation;
Fig. 3 is throttle body heating equipment structural representation;
Fig. 4 is the structured flowchart of throttle body heating control device;
Fig. 5 is throttle body heating control flow chart of the present invention.
Embodiment
The present invention is further detailed explanation below in conjunction with drawings and Examples.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of motor throttle body comprises the closure housing, and the heating system that described housing is heated, and this heating system comprises:
Heating equipment, described heating equipment comprise intake pipe 21, outlet pipe 22, the heating cavity 23 that links to each other with the closure housing, described intake pipe 21, outlet pipe 22 respectively be arranged at heating cavity 23 in heat tunnel 24 be connected;
Control gear, described control gear comprises: Engine ECU 34, intake air temperature sensor 35, environment temperature sensor 36, control module 31, solenoid valve 32 and control valve 30; Wherein,
Engine ECU 34 is for detection of motor working time;
Described intake air temperature sensor 35 is for detection of throttle inflow mouth intake temperature;
Described environment temperature sensor 36 is for detection of the engine operation ambient temperature;
Described control module 31 is electrically connected with Engine ECU 34 and described intake air temperature sensor 35 and environment temperature sensor 36 respectively, Real-time Obtaining motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1, and compare with motor predefined value working time A, throttle inflow mouth intake temperature predefined value B, engine operation ambient temperature predefined value C respectively;
When motor A1 working time greater than predefined value A, and throttle inflow mouth inlet air temperature value B1 is greater than throttle inflow mouth intake temperature predefined value B, and engine operation ambient temperature C1 is during greater than engine operation ambient temperature predefined value C, and control module is sent the instruction of closing heat tunnel; Otherwise control module is sent the instruction of opening heat tunnel.
Described solenoid valve 31 and control valve 30 interconnect, and described solenoid valve is electrically connected with control module, are used for receiving the instruction of control module, and heat tunnel 24 is opened or closed to the control valve 30 that control is arranged in the heat tunnel.
The technical program heats throttle body by heating equipment, by control module 31 Real-time Obtaining motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1, and compare with motor predefined value working time A, throttle inflow mouth intake temperature predefined value B, engine operation ambient temperature predefined value C respectively, determine whether to open or close heat tunnel according to judged result, can control in real time the unlatching of heat tunnel or close, effectively solve the control problem that under the various operating modes throttle body is heated.
Referring to Fig. 2, motor HVAC circulating water is by flow through heat tunnel 24 in the heating cavity 23 of intake pipe 21, the closure housing is heated, then flow out through outlet pipe 22, during engine start, cool air flows into from throttle inflow mouth 11, and the hot air after the heating is 12 outflows from the closure air outlet.
Referring to Fig. 1 and Fig. 2, described heating cavity 23 is positioned at closure housing by-pass hole next door, bypass aperture up, easy ponding and stepper motor are positioned at the minimum point in hole in the hole, this position can make the HVAC circulating water in the heating cavity effectively by-pass hole be heated, remove the water vapour in the hole, the damage stepper motor prevents from freezing.
Preferably, described heating cavity 21 and the moulding of closure housing integrally casting one-body moldedly can effectively be implemented sealing to heating cavity, the risk that reduces to leak, and only need a secondary mould-forming, and can reduce cost, described heat tunnel 24 forms by machining.
Preferably, described control valve is spherical valve 33, and heat tunnel passes through the machine add-on type, and is cylindrical channel, and spherical valve can effectively be implemented sealing to cylindrical channel.
Preferably, described solenoid valve 32 is installed on the heating cavity 23, the instruction control spherical valve 33 that solenoid valve 32 receives control module 31 is rotated operation, thereby open or close heat tunnel, solenoid valve is installed in the length that can shorten solenoid valve and spherical valve coupling shaft on the heating cavity, improve control accuracy, heating cavity is the body of aluminum alloy material simultaneously, and the installation strong point of solenoid valve can be provided.
Preferably, described intake air temperature sensor is arranged on the intake manifold of closure rear end, and intake air temperature sensor is arranged in the volume that can reduce closure on the intake manifold, can conveniently detect the temperature in the intake manifold simultaneously.
Corresponding to above-mentioned throttle body, the present invention also provides a kind of method for heating and controlling, and as shown in Figure 5, a kind of method for heating and controlling comprises:
S501, Engine ECU 34 detects motor A1 working time, and intake air temperature sensor 35 detects throttle inflow mouth intake temperature B1, and environment temperature sensor 36 detects engine operation ambient temperature C1;
S502, control module 31 is obtained motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1;
S503, judge that whether motor A1 working time is greater than motor predefined value working time A, whether throttle inflow mouth intake temperature B1 is greater than throttle inflow mouth intake temperature predefined value B, whether engine operation ambient temperature C1 is greater than engine operation ambient temperature predefined value C, if A1〉A, B1〉B, C1〉C, execution in step S504 and S505; Otherwise, execution in step S506 and S507;
S504, control module is sent the instruction of closing heat tunnel;
S505, solenoid valve receives the instruction of control module, and the control valve that control is arranged in the heat tunnel is closed heat tunnel.
S506, control module is sent the instruction of opening heat tunnel;
S507, solenoid valve receives the instruction of control module, and the control valve that control is arranged in the heat tunnel is opened heat tunnel.
The method can be controlled the unlatching of heat tunnel or closes according to motor working time, throttle inflow temperature, car load ambient temperature of living in, thereby determines whether to be the closure heating.
Claims (7)
1. a motor throttle body comprises the closure housing, and the heating system that described housing is heated, and this heating system comprises:
Heating equipment, described heating equipment comprises intake pipe (21), outlet pipe (22), the heating cavity (23) that links to each other with the closure housing, described intake pipe (21), outlet pipe (22) respectively be arranged at heating cavity (23) in heat tunnel (24) be connected;
It is characterized in that, also comprise,
Control gear, described control gear comprises: Engine ECU (34), intake air temperature sensor (35), environment temperature sensor (36), control module (31), solenoid valve (32) and control valve (30); Wherein,
Engine ECU (34) is for detection of motor working time;
Described intake air temperature sensor (35) is for detection of throttle inflow mouth intake temperature;
Described environment temperature sensor (36) is for detection of the engine operation ambient temperature;
Described control module (31) is electrically connected with described Engine ECU (34), intake air temperature sensor (35) and environment temperature sensor (36) respectively, Real-time Obtaining motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1, and compare with motor predefined value working time A, throttle inflow mouth intake temperature predefined value B, engine operation ambient temperature predefined value C respectively;
When motor A1 working time greater than predefined value A, and throttle inflow mouth inlet air temperature value B1 is greater than throttle inflow mouth intake temperature predefined value B, and engine operation ambient temperature C1 is during greater than engine operation ambient temperature predefined value C, and control module is sent the instruction of closing heat tunnel; Otherwise control module is sent the instruction of opening heat tunnel;
Described solenoid valve (31) and control valve (30) interconnect, and described solenoid valve is electrically connected with control module, are used for receiving the instruction of control module, and heat tunnel (24) is opened or closed to the control valve (30) that control is arranged in the heat tunnel.
2. throttle body according to claim 1, described heating cavity (23) are positioned at closure housing by-pass hole next door.
3. throttle body according to claim 1, described heating cavity (23) and the moulding of closure housing integrally casting, described heat tunnel (24) forms by machining.
4. throttle body according to claim 1, described control valve is spherical valve (33).
5. throttle body according to claim 4, described solenoid valve is installed on the heating cavity, and the instruction control spherical valve that solenoid valve receives control module is rotated operation, thereby opens or close heat tunnel.
6. throttle body according to claim 1, described intake air temperature sensor (35) is arranged on the intake manifold of closure rear end.
7. a motor throttle body method for heating and controlling is characterized in that, may further comprise the steps:
Engine ECU (34) detects motor A1 working time, and intake air temperature sensor (35) detects throttle inflow mouth intake temperature B1, and environment temperature sensor (36) detects engine operation ambient temperature C1;
Control module (31) is obtained motor A1 working time, throttle inflow mouth intake temperature B1, engine operation ambient temperature C1;
Control module (31) judges that whether motor A1 working time is greater than motor predefined value working time A, whether throttle inflow mouth intake temperature B1 is greater than throttle inflow mouth intake temperature predefined value B, whether engine operation ambient temperature C1 is greater than engine operation ambient temperature predefined value C, if A1〉A, B1〉B, C1〉C, control module is sent the instruction of closing heat tunnel, solenoid valve receives the instruction of control module, and the control valve that control is arranged in the heat tunnel is closed heat tunnel; Otherwise control module is sent the instruction of opening heat tunnel, and solenoid valve receives the instruction of control module, and the control valve that control is arranged in the heat tunnel is opened heat tunnel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210574137.9A CN103061897B (en) | 2012-12-26 | 2012-12-26 | A kind of engine throttle body and method for heating and controlling thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210574137.9A CN103061897B (en) | 2012-12-26 | 2012-12-26 | A kind of engine throttle body and method for heating and controlling thereof |
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| Publication Number | Publication Date |
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| CN103061897A true CN103061897A (en) | 2013-04-24 |
| CN103061897B CN103061897B (en) | 2016-03-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210574137.9A Active CN103061897B (en) | 2012-12-26 | 2012-12-26 | A kind of engine throttle body and method for heating and controlling thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277199A (en) * | 2013-05-21 | 2013-09-04 | 浙江吉利汽车研究院有限公司杭州分公司 | Control system and control method for heating type electronic throttle valve |
| CN107110029A (en) * | 2014-10-30 | 2017-08-29 | 大陆汽车有限责任公司 | Valve gear for motor vehicle |
| CN109538384A (en) * | 2018-12-30 | 2019-03-29 | 宝鸡吉利发动机有限公司 | Gas handling system and vehicle |
| CN111779583A (en) * | 2020-07-06 | 2020-10-16 | 长春理工大学 | Electronic throttle valve suitable for HEV light hybrid vehicle and control method |
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| JPH07119499A (en) * | 1993-10-28 | 1995-05-09 | Toyota Motor Corp | Hot water heating device for throttle body |
| EP0712999A1 (en) * | 1994-11-21 | 1996-05-22 | Toyota Jidosha Kabushiki Kaisha | Engine cooling apparatus |
| US20030029852A1 (en) * | 2001-07-25 | 2003-02-13 | Ikuo Ozawa | Internal combustion engine device |
| CN1472432A (en) * | 2002-07-30 | 2004-02-04 | 株式会社京浜 | System for control of intake flow of engine during start |
| CN101021184A (en) * | 2007-03-01 | 2007-08-22 | 上海华普发动机有限公司 | Air throttle body |
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2012
- 2012-12-26 CN CN201210574137.9A patent/CN103061897B/en active Active
Patent Citations (6)
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| JPH07119499A (en) * | 1993-10-28 | 1995-05-09 | Toyota Motor Corp | Hot water heating device for throttle body |
| EP0712999A1 (en) * | 1994-11-21 | 1996-05-22 | Toyota Jidosha Kabushiki Kaisha | Engine cooling apparatus |
| US20030029852A1 (en) * | 2001-07-25 | 2003-02-13 | Ikuo Ozawa | Internal combustion engine device |
| CN1472432A (en) * | 2002-07-30 | 2004-02-04 | 株式会社京浜 | System for control of intake flow of engine during start |
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| CN202510227U (en) * | 2012-02-17 | 2012-10-31 | 上海通用汽车有限公司 | Intelligent control system of throttle body heating device |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277199A (en) * | 2013-05-21 | 2013-09-04 | 浙江吉利汽车研究院有限公司杭州分公司 | Control system and control method for heating type electronic throttle valve |
| CN107110029A (en) * | 2014-10-30 | 2017-08-29 | 大陆汽车有限责任公司 | Valve gear for motor vehicle |
| CN109538384A (en) * | 2018-12-30 | 2019-03-29 | 宝鸡吉利发动机有限公司 | Gas handling system and vehicle |
| CN109538384B (en) * | 2018-12-30 | 2020-04-24 | 宝鸡吉利发动机有限公司 | Air intake system and vehicle |
| CN111779583A (en) * | 2020-07-06 | 2020-10-16 | 长春理工大学 | Electronic throttle valve suitable for HEV light hybrid vehicle and control method |
| CN111779583B (en) * | 2020-07-06 | 2022-07-05 | 长春理工大学 | Electronic throttle valve suitable for HEV light hybrid vehicle and control method |
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| CN103061897B (en) | 2016-03-02 |
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Effective date of registration: 20231008 Address after: 401135 No. 19 Zhuoyue Road, Longxing Town, Liangjiang New Area, Yubei District, Chongqing (cluster registration) Patentee after: Chongqing Lanshan Automotive Electronics Co.,Ltd. Address before: 400023, No. 260, Jianxin East Road, Jiangbei District, Chongqing Patentee before: Chongqing Changan Automobile Co.,Ltd. |