CN202285158U - Teaching experiment board for idle air control valve of stepping motor - Google Patents
Teaching experiment board for idle air control valve of stepping motor Download PDFInfo
- Publication number
- CN202285158U CN202285158U CN2011204210161U CN201120421016U CN202285158U CN 202285158 U CN202285158 U CN 202285158U CN 2011204210161 U CN2011204210161 U CN 2011204210161U CN 201120421016 U CN201120421016 U CN 201120421016U CN 202285158 U CN202285158 U CN 202285158U
- Authority
- CN
- China
- Prior art keywords
- stepper motor
- control valve
- idle air
- base plate
- air control
- 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
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Abstract
The utility model discloses a teaching experiment board for an idle air control valve of a stepping motor. The teaching experiment board for the idle air control valve of the stepping motor is characterized by comprising a bottom plate, the stepping motor, an engine control module circuit, a liquid crystal display screen and the idle air control valve, wherein the stepping motor and the idle air control valve are fixed on the bottom plate; the stepping motor is in transmission connection with the idle air control valve; the liquid crystal display screen is arranged on the bottom plate; external equipment connection ports and point-touch switches of the liquid crystal display screen are arranged on the bottom plate; and the stepping motor is in circuit connection with the liquid crystal display screen through the engine control module circuit. By the teaching experiment board, a working principle can be visually demonstrated, learning and comprehension are facilitated, and teaching quality is improved; and the teaching experiment board is low in cost and high in practicability.
Description
Technical field
The utility model relates to education experiment plate technique field, is a kind of stepper motor IAC education experiment plate specifically.
Background technology
Electronic Control Gasoline Injection has been widely used on the motor car engine; It has that fuel consumption is low, burning fully, reduce advantages such as exhaust pollution wherein the air throttle of ECI electronic control injection device can control automatically; The idling stepping motor is provided with special control device; Idle speed step motor comprises rotor, rotor and stator, and rotor is connected with engine charge pipeline valve, according to the aperture of single-chip microcomputer output signal controlling engine charge pipeline.But the technology that these are advanced is difficult to learn and understand for the beginner, and particularly in education activities, the equipment cost that is used for on-the-spot teaching is too high, thus less, so the equipment of the usefulness of the supplied teaching research that need be correlated with more.
Summary of the invention
But the purpose of the utility model provides a kind of ocular demonstration principle of work, is convenient to study and understands, and improve the quality of teaching, and cost is low practical stepper motor IAC education experiment plate.
A kind of stepper motor IAC education experiment plate; It is characterized in that: said stepper motor IAC education experiment plate comprises base plate, stepper motor, engine control module circuit, LCDs and idle air control valve; Stepper motor and idle air control valve are fixed on the base plate face; Stepper motor and idle air control valve are in transmission connection; LCDs is installed on the base plate base plate face, and the point that on the base plate face, is provided with external unit Wiring port and LCDs touches switch, and stepper motor is connected with the LCDs circuit through the engine control module circuit.
The bottom surface of said base plate is provided with the magnetite feet.
Said stepper motor comprises housing, rotor, stator coil, rotating shaft; Idle air control valve comprises housing, valve, air valve shaft; The air chamber that the air chamber that housing is connected with air cleaner through valve formation is connected with inlet plenum, rotating shaft and air valve shaft are coupling, and stator coil is provided with two groups of coils; Every group of coil is provided with two connection terminals, the engine control module circuit control two groups of coils in turn power supply control the forward and reverse motion of rotor then.
The utility model compared with prior art has the following advantages.
The utility model is owing to comprise base plate, stepper motor, engine control module circuit, LCDs and idle air control valve; Stepper motor and idle air control valve are fixed on the base plate face, and stepper motor and idle air control valve are in transmission connection, and LCDs is installed on the base plate base plate face; The point that on the base plate face, is provided with Wiring port and LCDs touches switch; Stepper motor is connected with the LCDs circuit through the engine control module circuit, can intuitively show the control procedure of stepper motor IAC like this through LCDs, can understand its principle preferably; Convenient study and understanding are improved the quality of teaching.
Description of drawings
Fig. 1 is the utility model stepper motor IAC education experiment plate structure synoptic diagram.
Embodiment
Below in conjunction with accompanying drawing the utility model stepper motor IAC education experiment plate is described in further detail.
Like Fig. 1; The utility model stepper motor IAC education experiment plate; Comprise base plate 1, stepper motor 2, engine control module circuit, LCDs 3 and idle air control valve 4; Stepper motor 2 is fixed on the base plate face with idle air control valve 4, and stepper motor 2 is in transmission connection with idle air control valve, and LCDs 3 is installed on the base plate 1 base plate face; The point that on 1 of base plate, is provided with external unit Wiring port 6 and LCDs touches switch 5, and stepper motor 2 is connected with LCDs 3 circuit through the engine control module circuit.On the bottom surface of base plate 1, be provided with magnetite feet 7.Wherein stepper motor 2 comprises housing, rotor, stator coil, rotating shaft; Idle air control valve comprises housing, valve, air valve shaft; The air chamber that the air chamber that housing is connected with air cleaner through valve formation is connected with inlet plenum, rotating shaft and air valve shaft are coupling, and stator coil is provided with two groups of coils; Every group of coil is provided with two connection terminals, the engine control module circuit control two groups of coils in turn power supply control the forward and reverse motion of rotor then.External unit Wiring port 6 is used for like power supply, the connection of external diagnosis device and other brassboard.
When stepper motor 2 utilizes electric current to flow to solenoid permanent magnet (rotor) is produced tension, and the rebound effect principle.As last figure demonstrated; The engine control module circuit is by the power supply in turn of following eight states; Just can realize forward and reverse motion of electromagnet: be convenient narration, wherein to be provided with two connection terminals be terminal A and terminal B to one group of coil, and another organizes coil, and to be provided with two connection terminals be terminal C and terminal D; Eight states are 1, at terminal A and terminal B-positive voltage; Terminal C and terminal D-do not give electricity unsettled: 2, at terminal A and terminal B-positive voltage, terminal C and terminal D-also give positive voltage: it is unsettled that 3, terminal A and terminal B-do not give voltage, and terminal C and terminal D-positive voltage: 4, terminal A and terminal B-give negative voltage; Terminal C and terminal D-give positive voltage: 5, terminal A and terminal B-give negative voltage, and terminal C and terminal D-do not give unsettled; 6, terminal A and terminal B-give negative voltage, and terminal C and terminal D-give negative voltage; 7, it is unsettled that terminal A and terminal B-do not give electricity, and terminal C and terminal D-give negative voltage: 8, terminal A and terminal B-give positive voltage, and terminal C and terminal D-give negative voltage.
Claims (3)
1. stepper motor IAC education experiment plate; It is characterized in that: said stepper motor IAC education experiment plate comprises base plate, stepper motor, engine control module circuit, LCDs and idle air control valve; Stepper motor and idle air control valve are fixed on the base plate face; Stepper motor and idle air control valve are in transmission connection; LCDs is installed on the base plate base plate face, and the point that on the base plate face, is provided with external unit Wiring port and LCDs touches switch, and stepper motor is connected with the LCDs circuit through the engine control module circuit.
2. stepper motor IAC education experiment plate according to claim 1, it is characterized in that: the bottom surface of said base plate is provided with the magnetite feet.
3. stepper motor IAC education experiment plate according to claim 1; It is characterized in that: said stepper motor comprises housing, rotor, stator coil, rotating shaft; Idle air control valve comprises housing, valve, air valve shaft; The air chamber that the air chamber that housing is connected with air cleaner through valve formation is connected with inlet plenum, rotating shaft and air valve shaft are coupling, and stator coil is provided with two groups of coils; Every group of coil is provided with two connection terminals, the engine control module circuit control two groups of coils in turn power supply control the forward and reverse motion of rotor then.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204210161U CN202285158U (en) | 2011-10-28 | 2011-10-28 | Teaching experiment board for idle air control valve of stepping motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204210161U CN202285158U (en) | 2011-10-28 | 2011-10-28 | Teaching experiment board for idle air control valve of stepping motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202285158U true CN202285158U (en) | 2012-06-27 |
Family
ID=46296674
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011204210161U Expired - Fee Related CN202285158U (en) | 2011-10-28 | 2011-10-28 | Teaching experiment board for idle air control valve of stepping motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202285158U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104992608A (en) * | 2015-07-15 | 2015-10-21 | 无锡商业职业技术学院 | Experimental device for automobile stepping motor type idle speed control valve |
-
2011
- 2011-10-28 CN CN2011204210161U patent/CN202285158U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104992608A (en) * | 2015-07-15 | 2015-10-21 | 无锡商业职业技术学院 | Experimental device for automobile stepping motor type idle speed control valve |
| CN104992608B (en) * | 2015-07-15 | 2017-11-10 | 无锡商业职业技术学院 | A kind of experimental provision of automobile step motor type IAC |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice |
Addressee: Guangzhou Heying Teaching Equipment Co., Ltd. Document name: Notification to Pay the Fees |
|
| DD01 | Delivery of document by public notice |
Addressee: Guangzhou Heying Teaching Equipment Co., Ltd. Document name: Notification of Termination of Patent Right |
|
| DD01 | Delivery of document by public notice | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120627 Termination date: 20161028 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |