CN202883422U - Automobile cooling fan control circuit - Google Patents
Automobile cooling fan control circuit Download PDFInfo
- Publication number
- CN202883422U CN202883422U CN 201220567088 CN201220567088U CN202883422U CN 202883422 U CN202883422 U CN 202883422U CN 201220567088 CN201220567088 CN 201220567088 CN 201220567088 U CN201220567088 U CN 201220567088U CN 202883422 U CN202883422 U CN 202883422U
- Authority
- CN
- China
- Prior art keywords
- fan control
- control unit
- fan
- connects
- control circuit
- 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.)
- Expired - Fee Related
Links
Abstract
The utility model relates to an automobile cooling fan control circuit which comprises a storage battery, an ignition switch, a fan motor with rotational speed control, a fan control unit, a water temperature sensor and a pressure sensor, wherein the fan control unit is connected with the water temperature sensor, the pressure sensor and the fan motor with the rotational speed control, rotational speed of the fan motor can be adjusted according to the pressure of the high-pressure end of a cooling system and the water temperature of an automobile engine, so that the requirements for heat dissipation of an automobile under various conditions can be met, and the automobile cooling fan control circuit is continuous in control, wider and more accurate in scope.
Description
Technical field
The utility model relates to a kind of automobile cooling fan control circuit, and is especially a kind of based on monolithic processor controlled automobile cooling fan control circuit.
Background technique
On automobile, radiator of car engine and air-conditioning condenser are installed together, and the cooling fan of radiator of car engine and air-conditioning condenser shares, and this just requires cooling fan must satisfy the common requirement of the gentle car air conditioner of engine water.Low, the weak effect of existing cooling fan control circuit control accuracy causes that engine operation efficient is low, less economical, the air conditioner refrigerating hydraulic performance decline, is not suitable with the development of Hyundai Motor technology.
Summary of the invention
For the problems referred to above, the technical problems to be solved in the utility model provides wider, the more accurate automobile cooling fan control circuit of a kind of control range, and can be according to the rotating speed of the working condition co-controlling cooling fan of engine water temperature and car air conditioner, the needs that dispel the heat to satisfy different operating modes, and this control is continuous.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of automobile cooling fan control circuit comprises storage battery, ignition switch, fan electromotor, fan control unit, cooling-water temperature sensor and pressure transducer; Wherein, described fan control unit comprises control input end, signal input part, signal output part, 5V reference voltage end, signal voltage input end, holds over the ground; The positive pole of described storage battery connects respectively the power end of described fan electromotor and fan control unit; Simultaneously, the positive pole of described storage battery is connected and is connected the control input end of described fan control unit after the described ignition switch; The signal output part of described fan control unit connects the signal input part of described fan electromotor; Described cooling-water temperature sensor connects the signal input part of fan control unit; Described pressure transducer comprises power end, voltage output end, grounding end, its power end connects the 5V reference voltage end of described fan control unit, voltage output end connects the signal voltage input end of described fan control unit, and grounding end connects the over the ground end of described fan control unit.
As improvement of the present utility model, described fan control unit is single-chip microcomputer.
As further improvement of the utility model, described fan electromotor is the fan electromotor with rotating speed control.
The utility model has increased cooling-water temperature sensor, pressure transducer and the fan control unit that can regulate cooling fan rotation speed at former cooling fan control circuit, reach and to control the rotating speed of cooling fan according to the working state of engine water temperature and air-conditioning, satisfy the heat radiation needs of motor and air-conditioning under the different situations, so that motor car engine and air-conditioning are in best working state, control is continuous, and control range is wider more accurate, and circuit is simple, it is convenient to realize, reliability is high.
Description of drawings
Fig. 1 is a kind of automobile cooling fan control circuit circuit diagram.
Embodiment
Be to reach technological means and the effect that predetermined model utility purpose is taked for further setting forth the utility model, below in conjunction with accompanying drawing embodiment of the present utility model be described in detail.
As shown in Figure 1, a kind of automobile cooling fan control circuit comprises storage battery 1, ignition switch 2, fan electromotor 3, fan control unit 4, cooling-water temperature sensor 5 and pressure transducer 6.Wherein, fan control unit 4 comprises control input end, signal input part, signal output part, 5V reference voltage end Vc, signal voltage input end Vs, holds E2 over the ground.The positive pole of storage battery connects respectively the power end of described fan electromotor 3 and fan control unit 4.Simultaneously, the positive pole of the storage battery control input end of described ignition switch 2 rear connection fan control units 4 of connecting.The signal output part of fan control unit 4 connects the signal input part of fan electromotor 3.Cooling-water temperature sensor 5 connects the signal input part of fan control unit 4.Described pressure transducer 6 comprises power end, voltage output end, grounding end, its power end connects the 5V reference voltage end Vc of described fan control unit 4, voltage output end connects the signal voltage input end Vs of described fan control unit 4, the over the ground end E2 that grounding end connects described fan control unit 4 wherein, fan control unit 4 is single-chip microcomputer.Wherein, fan control unit 4 is single-chip microcomputer.Fan electromotor 3 is the fan electromotor with rotating speed control.
In the above-described embodiments, cooling-water temperature sensor 5 is installed on the engine cylinder cover outlet pipe, detects the water temperature of motor and it is become electrical signal to flow to fan control unit 4; Pressure transducer 6 is installed on the pressure duct of refrigeration system, detects the pressure of refrigeration system high pressure end and it is become electrical signal transport fan control unit.
When ignition switch 2 closure, the pressure signal that the water temperature signal that fan control unit 4 provides according to cooling-water temperature sensor 5 and pressure transducer 6 provide, by analyzing, calculate and processing, determine best rotation speed of the fan, and control the rotating speed of fan electromotor 3 by the pulse duty factor that outputs to fan electromotor, dutycycle is larger, and rotation speed of the fan is faster.
The above has done detailed description to mode of execution of the present utility model by reference to the accompanying drawings, but the utility model is not limited to above-mentioned mode of execution, in the ken that those of ordinary skills possess, can also not break away under the prerequisite of the utility model aim and make various variations.
Claims (3)
1. an automobile cooling fan control circuit is characterized in that: comprise storage battery (1), ignition switch (2), fan electromotor (3), fan control unit (4), cooling-water temperature sensor (5) and pressure transducer (6); Wherein, described fan control unit (4) comprises control input end, signal input part, signal output part, 5V reference voltage end (Vc), signal voltage input end (Vs), end (E2) over the ground; The positive pole of described storage battery connects respectively the power end of described fan electromotor (3) and fan control unit (4); Simultaneously, the positive pole of described storage battery is connected and is connected the control input end of described fan control unit (4) after the described ignition switch (2); The signal output part of described fan control unit (4) connects the signal input part of described fan electromotor (3); Described cooling-water temperature sensor (5) connects the signal input part of fan control unit (4); Described pressure transducer (6) comprises power end, voltage output end, grounding end, its power end connects the 5V reference voltage end (Vc) of described fan control unit (4), voltage output end connects the signal voltage input end (Vs) of described fan control unit (4), and grounding end connects the over the ground end (E2) of described fan control unit (4).
2. automobile cooling fan control circuit according to claim 1 is characterized in that, described fan control unit (4) is single-chip microcomputer.
3. automobile cooling fan control circuit according to claim 2 is characterized in that, described fan electromotor (3) is the fan electromotor with rotating speed control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567088 CN202883422U (en) | 2012-10-31 | 2012-10-31 | Automobile cooling fan control circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220567088 CN202883422U (en) | 2012-10-31 | 2012-10-31 | Automobile cooling fan control circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202883422U true CN202883422U (en) | 2013-04-17 |
Family
ID=48074856
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220567088 Expired - Fee Related CN202883422U (en) | 2012-10-31 | 2012-10-31 | Automobile cooling fan control circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202883422U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889228A (en) * | 2012-10-31 | 2013-01-23 | 无锡商业职业技术学院 | Automobile cooling fan control circuit |
-
2012
- 2012-10-31 CN CN 201220567088 patent/CN202883422U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889228A (en) * | 2012-10-31 | 2013-01-23 | 无锡商业职业技术学院 | Automobile cooling fan control circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102673345A (en) | Intelligent air-conditioning control system for electric automobile | |
| CN102862473A (en) | Method for controlling rotary speed of cooling fan of vehicle and hybrid car | |
| CN109026772A (en) | Fan component, the control method of fan component and vehicle | |
| CN201895566U (en) | Heat management system of motor-driven fan for vehicle | |
| CN102644503A (en) | Electric control system and method for cooling fan of automobile engine | |
| CN106853755A (en) | A kind of automotive air-conditioning system test device | |
| CN204041199U (en) | The automatically controlled auxiliary coolant system of a kind of motor combined type | |
| CN102287890A (en) | Externally controlled variable-discharge capacity compressor air conditioner controller | |
| CN103448507B (en) | A kind of energy-saving automobile air conditioner control system | |
| CN202883422U (en) | Automobile cooling fan control circuit | |
| CN102889228A (en) | Automobile cooling fan control circuit | |
| CN201957388U (en) | Cooling device of electric automobile motor system detection equipment | |
| CN207093426U (en) | A kind of speed-regulating control module and system of automotive electronics fan | |
| CN202022076U (en) | Air conditioning device used for power battery of electric vehicle | |
| CN202867304U (en) | Automotive cooling fan control circuit | |
| CN203213185U (en) | Intelligent control system beneficial to excavator heat dissipation efficiency promotion | |
| CN104265439A (en) | Engineering machinery cooling system | |
| CN102889229A (en) | Automobile cooling fan control circuit | |
| CN103723276A (en) | Electronic equipment ventilation cooling system based on Y7 aircraft environment control system | |
| CN103533807A (en) | Temperature-sensing forced-air-cooling electric-vehicle controller | |
| CN203476477U (en) | Heat dissipation control system of vehicle engine | |
| CN208745693U (en) | Row stays integrated air-conditioning system | |
| CN109624651B (en) | Automobile instrument cooling method | |
| CN207651634U (en) | Battery cooling system suitable for new-energy automobile | |
| CN108944504B (en) | Whole electric automobile thermal management system based on heat pump principle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130417 Termination date: 20141031 |
|
| EXPY | Termination of patent right or utility model |