CN104358609A - Control device for electromagnetic fan clutch of automobile - Google Patents
Control device for electromagnetic fan clutch of automobile Download PDFInfo
- Publication number
- CN104358609A CN104358609A CN201410676302.0A CN201410676302A CN104358609A CN 104358609 A CN104358609 A CN 104358609A CN 201410676302 A CN201410676302 A CN 201410676302A CN 104358609 A CN104358609 A CN 104358609A
- Authority
- CN
- China
- Prior art keywords
- clutch
- electromagnetic fan
- control
- switch
- magnetic clutch
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 12
- 238000001816 cooling Methods 0.000 abstract description 5
- 238000009835 boiling Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 4
- 238000004378 air conditioning Methods 0.000 description 3
- 230000005855 radiation Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000006903 response to temperature Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000036413 temperature sense Effects 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/08—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps
- F01P7/081—Controlling of coolant flow the coolant being cooling-air by cutting in or out of pumps using clutches, e.g. electro-magnetic or induction clutches
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01P—COOLING OF MACHINES OR ENGINES IN GENERAL; COOLING OF INTERNAL-COMBUSTION ENGINES
- F01P7/00—Controlling of coolant flow
- F01P7/02—Controlling of coolant flow the coolant being cooling-air
- F01P7/04—Controlling of coolant flow the coolant being cooling-air by varying pump speed, e.g. by changing pump-drive gear ratio
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Hydraulic Clutches, Magnetic Clutches, Fluid Clutches, And Fluid Joints (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention relates to a control device for an electromagnetic fan clutch of an automobile. The device comprises the electromagnetic fan clutch, wherein one end of the electromagnetic fan clutch is connected with a grounding end, and the other end of the electromagnetic fan clutch is connected with a power supply through an electromagnetic fan clutch control circuit and a safety device. The control device comprises a pressure sensing control switch, wherein the pressure sensing control switch is connected in parallel with the electromagnetic fan clutch control circuit. According to the control device for the electromagnetic fan clutch of the automobile, the electromagnetic fan clutch can be adapted to a working environment more comprehensively, and better energy saving and cooling effects can be achieved; the control circuit works independently, and comprises few elements, so that the control device is simple in structure and convenient to mount; water in a water tank of the automobile can be effectively prevented from boiling when the automobile runs on a plateau.
Description
Technical field
The present invention relates to a kind of automobile cooling system control gear, specifically, relate to a kind of Design of The Electromagnetic Fan-clutch control gear.
Background technique
The function of existing car engine cooling system takes away engine because of the heat produced that burns, and engine is maintained in normal operating temperature range.Primarily of radiation fan, wind cooling temperature lowering being carried out to the water tank of engine thermal cycle system, between radiation fan on vehicle and motor, electromagnetic fan clutch is housed, for regulating fan operating state, the cooling of varying strength being carried out to motor.Current electromagnetic fan clutch is the control circuit being connected or disconnected clutch by heat responsive element according to the change of water tank temperature, allow clutch adhesive or separation, or by AIR COND SIG Air Conditioner Singnal solenoidoperated cluthes, these two kinds of control mode deficiencys are that the former can only make a response to temperature variation, and the latter depends on whether air-conditioning works.In reality, vehicle operating environment and job site are constantly changes, when vehicle works on plateau, the rising of altitude causes atmospheric pressure to reduce, and the decline of air pressure makes the boiling point of water drop to below temperature detect switch (TDS) closing value, and temperature sense control circuit is in off state, clutch separation, water in water tank has seethed with excitement and fan can not play the effect of heat radiation, if now air-conditioning does not work, control circuit also can not be connected, clutch does not also work, and causes motor normally to work.
Summary of the invention
In order to overcome height above sea level higher time water boiling point reduce automobile fan clutch temperature control circuit and can not connect, cause water boiling in water tank, the invention provides a kind of according to pressure change in actual environment, thus reach solenoidoperated cluthes working state Design of The Electromagnetic Fan-clutch control gear.
The technical solution used in the present invention is:
A kind of Design of The Electromagnetic Fan-clutch control gear, comprise electromagnetic fan clutch, electromagnetic fan clutch one end the other end that is connected with grounding end is connected with power supply with safty device through electromagnetic fan clutch control circuit, comprise pressure sensitive control switch, described pressure sensitive control switch and electromagnetic fan clutch control circuit are connected in parallel.
Described pressure sensitive control switch is mechanical pressure switch.
Described pressure sensitive control switch is electronic pressure switch.
Described electromagnetic fan clutch control circuit comprises the circuit input end be connected with safty device and the circuit output end be connected with electromagnetic fan clutch;
Circuit input end is connected with magnetic clutch second temperature detect switch (TDS) with magnetic clutch first temperature detect switch (TDS) parallel with one another;
First temperature detect switch (TDS) is connected with magnetic clutch first control coil input end, and magnetic clutch first control coil output terminal is connected with circuit output end; Magnetic clutch first control coil two ends are parallel with fly-wheel diode;
Second temperature detect switch (TDS) is connected with heat-resisting diode, and heat-resisting diode is connected with magnetic clutch second control coil input end, and magnetic clutch second control coil output terminal is connected with circuit output end; Magnetic clutch second control coil two ends are parallel with fly-wheel diode;
Described pressure sensitive control switch is in parallel with magnetic clutch second temperature detect switch (TDS) and is connected.
Described magnetic clutch second control coil input end is connected with AIR COND SIG Air Conditioner Singnal input end by heat-resisting diode.
The beneficial effect of hinge structure of the present invention:
Design of The Electromagnetic Fan-clutch control gear of the present invention, ensure that electromagnetic fan clutch more fully can adapt to working environment, better reach the effect of energy-saving cool-down, control circuit works independently and to comprise element few, structure is simple, easy for installation, effectively prevent water in radiator from seething with excitement when plateau travels.
Accompanying drawing explanation
Fig. 1 is the control principle drawing of Design of The Electromagnetic Fan-clutch control gear of the present invention;
Fig. 2 is the electrical block diagram of Design of The Electromagnetic Fan-clutch control gear of the present invention.
Critical piece symbol description in accompanying drawing:
In figure:
1, power supply 2, safty device
3, pressure sensitive control circuit 4, electromagnetic fan clutch
5, grounding end 6, electromagnetic fan clutch control circuit
7, pressure sensitive control switch 8, magnetic clutch second temperature detect switch (TDS)
9, magnetic clutch first temperature detect switch (TDS) 10, heat-resisting diode
11, magnetic clutch second control coil 12, magnetic clutch first control coil
13, AIR COND SIG Air Conditioner Singnal input end 14, fly-wheel diode
15, circuit output end 16, circuit input end.
Embodiment
Referring to drawings and Examples, the present invention will be described in detail:
Accompanying drawing 1-2 is known, a kind of Design of The Electromagnetic Fan-clutch control gear, comprise electromagnetic fan clutch 4, electromagnetic fan clutch 4 one end the other end that is connected with grounding end 5 is connected with power supply 1 with safty device 2 through electromagnetic fan clutch control circuit 6, comprise pressure sensitive control switch 7, described pressure sensitive control switch 7 is connected in parallel with electromagnetic fan clutch control circuit 6.
Described pressure sensitive control switch is mechanical pressure switch.
Described pressure sensitive control switch is electronic pressure switch.
What pressure switch of the present invention adopted is Shanghai Mingdong Electronic Technology Co., Ltd., and the patent No. is the pressure transducer of 2011201100210.
Described electromagnetic fan clutch control circuit comprises the circuit input end 16 be connected with safty device and the circuit output end 15 be connected with electromagnetic fan clutch;
Circuit input end 16 is connected with magnetic clutch second temperature detect switch (TDS) 8 with magnetic clutch first temperature detect switch (TDS) 9 parallel with one another;
First temperature detect switch (TDS) 9 is connected with magnetic clutch first control coil 12 input end, and magnetic clutch first control coil 12 output terminal is connected with circuit output end 15; Magnetic clutch first control coil 12 two ends are parallel with fly-wheel diode 14;
Second temperature detect switch (TDS) 8 is connected with heat-resisting diode 10, and heat-resisting diode 10 is connected with magnetic clutch second control coil 11 input end, and magnetic clutch second control coil 11 output terminal is connected with circuit output end 15; Magnetic clutch second control coil 11 two ends are parallel with fly-wheel diode 14;
Described pressure sensitive control switch 7 is in parallel with magnetic clutch second temperature detect switch (TDS) 8 and is connected.
Described magnetic clutch second control coil 11 input end is connected with AIR COND SIG Air Conditioner Singnal input end 13 by heat-resisting diode 10.
Design of The Electromagnetic Fan-clutch control gear of the present invention, ensure that electromagnetic fan clutch more fully can adapt to working environment, better reach the effect of energy-saving cool-down, control circuit works independently and to comprise element few, structure is simple, easy for installation, effectively prevent water in radiator from seething with excitement when plateau travels.
Pressure sensitive control switch produces action according to external atmospheric pressure change, and pressure sensitive control switch element has the trigger value of an initial setting, and when ambient pressure value is less than or equal to this setting value, switch closes, circuit pathways; When ambient pressure value is greater than trigger value, switch disconnects, circuit breaker.
When the temperature of motor reaches the closed temperature of the second temperature detect switch (TDS), second temperature detect switch (TDS) closes, magnetic clutch second control coil is energized, electromagnetic fan clutch is with two-speed work: (1) is if when the temperature of motor reduces to the break-off signal of the second temperature detect switch (TDS), second temperature detect switch (TDS) disconnects, clutch is with a speed job, and magnetic clutch second control coil and diode form freewheel current; (2) if the temperature of motor continues to rise, when reaching the closed temperature of switch first temperature detect switch (TDS), switch first temperature detect switch (TDS) closes, magnetic clutch first control coil is energized, magnetic clutch first control coil and magnetic clutch second control coil work simultaneously, and clutch is with three speed work.When engine temperature reaches the first temperature detect switch (TDS) break-off signal, the first temperature detect switch (TDS) disconnects, and magnetic clutch first control coil stops energising, and clutch is with two-speed work, and magnetic clutch first control coil and diode form continuous current circuit.When air-conditioning opened by vehicle, AIR COND SIG Air Conditioner Singnal directly controls electromagnetic fan clutch with two-speed operation, and AIR COND SIG Air Conditioner Singnal is connected with magnetic clutch second control coil through diode, avoids indicating oven temp. of engine.
Claims (5)
1. a Design of The Electromagnetic Fan-clutch control gear, comprise electromagnetic fan clutch, electromagnetic fan clutch one end the other end that is connected with grounding end is connected with power supply with safty device through electromagnetic fan clutch control circuit, it is characterized in that: comprise pressure sensitive control switch, described pressure sensitive control switch and electromagnetic fan clutch control circuit are connected in parallel.
2. Design of The Electromagnetic Fan-clutch control gear according to claim 1, is characterized in that: described pressure sensitive control switch is mechanical pressure switch.
3. Design of The Electromagnetic Fan-clutch control gear according to claim 1, is characterized in that: described pressure sensitive control switch is electronic pressure switch.
4. Design of The Electromagnetic Fan-clutch control gear according to claim 1, is characterized in that:
Described electromagnetic fan clutch control circuit comprises the circuit input end be connected with safty device and the circuit output end be connected with electromagnetic fan clutch;
Circuit input end is connected with magnetic clutch second temperature detect switch (TDS) with magnetic clutch first temperature detect switch (TDS) parallel with one another;
First temperature detect switch (TDS) is connected with magnetic clutch first control coil input end, and magnetic clutch first control coil output terminal is connected with circuit output end; Magnetic clutch first control coil two ends are parallel with fly-wheel diode;
Second temperature detect switch (TDS) is connected with heat-resisting diode, and heat-resisting diode is connected with magnetic clutch second control coil input end, and magnetic clutch second control coil output terminal is connected with circuit output end; Magnetic clutch second control coil two ends are parallel with fly-wheel diode;
Described pressure sensitive control switch is in parallel with magnetic clutch second temperature detect switch (TDS) and is connected.
5. Design of The Electromagnetic Fan-clutch control gear according to claim 4, is characterized in that: described magnetic clutch second control coil input end is connected with AIR COND SIG Air Conditioner Singnal input end by heat-resisting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410676302.0A CN104358609B (en) | 2014-11-21 | 2014-11-21 | Design of The Electromagnetic Fan-clutch control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410676302.0A CN104358609B (en) | 2014-11-21 | 2014-11-21 | Design of The Electromagnetic Fan-clutch control device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104358609A true CN104358609A (en) | 2015-02-18 |
| CN104358609B CN104358609B (en) | 2017-03-08 |
Family
ID=52525905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410676302.0A Active CN104358609B (en) | 2014-11-21 | 2014-11-21 | Design of The Electromagnetic Fan-clutch control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104358609B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004084573A (en) * | 2002-08-27 | 2004-03-18 | Hino Motors Ltd | Fan clutch control device |
| CN101251038A (en) * | 2008-04-07 | 2008-08-27 | 浙江耐士伦机械有限公司 | Electromagnetic fan clutch capable of regulating velocity |
| CN102562252A (en) * | 2012-01-11 | 2012-07-11 | 龙口中宇机械有限公司 | Electromagnetic fan clutch and manufacturing and control methods thereof |
| CN103775186A (en) * | 2012-10-17 | 2014-05-07 | 重庆长安汽车股份有限公司 | Automotive double-fan three-level speed control circuit and control method |
| CN204225987U (en) * | 2014-11-21 | 2015-03-25 | 龙口中宇机械有限公司 | Design of The Electromagnetic Fan-clutch control gear |
-
2014
- 2014-11-21 CN CN201410676302.0A patent/CN104358609B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2004084573A (en) * | 2002-08-27 | 2004-03-18 | Hino Motors Ltd | Fan clutch control device |
| CN101251038A (en) * | 2008-04-07 | 2008-08-27 | 浙江耐士伦机械有限公司 | Electromagnetic fan clutch capable of regulating velocity |
| CN102562252A (en) * | 2012-01-11 | 2012-07-11 | 龙口中宇机械有限公司 | Electromagnetic fan clutch and manufacturing and control methods thereof |
| CN103775186A (en) * | 2012-10-17 | 2014-05-07 | 重庆长安汽车股份有限公司 | Automotive double-fan three-level speed control circuit and control method |
| CN204225987U (en) * | 2014-11-21 | 2015-03-25 | 龙口中宇机械有限公司 | Design of The Electromagnetic Fan-clutch control gear |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104358609B (en) | 2017-03-08 |
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Effective date of registration: 20220811 Granted publication date: 20170308 |
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