CN202057484U - Performance detection device for exhaust gas recirculation valve of automobile engine - Google Patents
Performance detection device for exhaust gas recirculation valve of automobile engine Download PDFInfo
- Publication number
- CN202057484U CN202057484U CN2011201485586U CN201120148558U CN202057484U CN 202057484 U CN202057484 U CN 202057484U CN 2011201485586 U CN2011201485586 U CN 2011201485586U CN 201120148558 U CN201120148558 U CN 201120148558U CN 202057484 U CN202057484 U CN 202057484U
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- egr valve
- valve
- exhaust gas
- computing machine
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Abstract
The utility model discloses a performance detection device for an exhaust gas recirculation valve of an automobile engine. The performance detection device comprises a workpiece clamping device, an EGR (exhaust gas recirculation) valve working current sensor, an EGR valve opening position sensor, an EGR valve driving control device, an electrical control device, an industrial computer and control equipment, wherein the industrial computer is connected with the electrical control device; both the EGR valve working current sensor and the EGR valve opening position sensor are connected with the industrial computer through A/D (analog to digital) transition cards; the EGR valve driving control device comprises an embedded computer and a PWM (pulse-width modulation) power output module; the embedded computer is connected with the industrial computer through a RS-232 serial interface; the PWM power output module is connected with the electrical control device; and the electrical control device is connected with the industrial computer through an input-output control card. With the adoption of the structure, the detection device can detect the performance of the EGR valve so as to satisfy the demands of users.
Description
Technical field
The utility model relates to a kind of pick-up unit, is specifically related to a kind of device for detecting performance of vehicle engine exhaust gas recycle valve.
Background technology
Exhaust gas recirculation (EGR) system is meant that the part waste gas that motor car engine is discharged is transmitted back to inlet manifold, and enters cylinder once more with incoming mixture.Owing to contain a large amount of CO2 in the waste gas, and CO2 can not burn and absorbs a large amount of heat, the temperature of combustion of combination gas in the cylinder is reduced, thereby reduced the growing amount of NOx, vehicle engine exhaust gas recycle valve (EGR valve) is a kind of control device that is used to control exhaust gas recirculation (EGR) systemic circulation, therefore in order to guarantee the operate as normal of exhaust gas recirculation (EGR) system, need make detection to the serviceability of vehicle engine exhaust gas recycle valve (EGR valve), but lack corresponding general pick-up unit in the market.
Summary of the invention
At the deficiencies in the prior art, the purpose of this utility model is to provide a kind of device for detecting performance of vehicle engine exhaust gas recycle valve, and this pick-up unit can be made detection to the performance of vehicle engine exhaust gas recycle valve (EGR valve), meets consumers' demand.
For achieving the above object, the utility model provides a kind of device for detecting performance of vehicle engine exhaust gas recycle valve, comprise the clamping workpiece device, EGR valve working current sensor, EGR valve valve opening position transducer, EGR valve driving control device, electric apparatus control apparatus, the technical grade computing machine, opertaing device, described technical grade computing machine is connected with electric apparatus control apparatus, EGR valve working current sensor all is connected with the technical grade computing machine by the A/D transition card with EGR valve valve opening position transducer, described EGR valve driving control device comprises embedded computer and pwm power output module, embedded computer is connected by the RS-232 serial line interface with the technical grade computing machine, the pwm power output module is connected with electric apparatus control apparatus, is connected by the input and output control card between described opertaing device and the technical grade computing machine.
The utility model can further be set to described clamping workpiece device and comprise workpiece fixing seat, cylinder, and described cylinder is connected with technical grade computing machine and electric apparatus control apparatus.
The utility model also can further be set to described opertaing device and comprise that workpiece fixes that the fixing pneumatic downlink electrical magnet valve of pneumatic up solenoid valve, workpiece, workpiece start button, scram button, the selected button of operating voltage, cylinder are up to bit switch, cylinder goes downwards to bit switch.
The utility model also can further be set to described technical grade computing machine and comprise computer body and display screen, keyboard and mouse.
The beneficial effects of the utility model are: adopt said structure, come the control cylinder motion by technical grade computing machine and electric apparatus control apparatus, vehicle engine exhaust gas recycle valve to be detected (EGR valve) is located automatically and is clamped on the workpiece fixing seat, after clamping workpiece is finished, opertaing device control also drives vehicle engine exhaust gas recycle valve (EGR valve) motion, by EGR valve working current sensor and EGR valve valve opening position transducer working control signal to vehicle engine exhaust gas recycle valve (EGR valve), movement position, output voltage, output power is carried out test sample, and convert data delivery to by the A/D transition card and give the technical grade computing machine, the working curve diagram of EGR valve control signal curve map and EGR electrohydraulic valve actuator stream and valve opening depicted received data as by the technical grade computing machine, and described curve map is shown on the display screen, make the user can understand the performance of vehicle engine exhaust gas recycle valve (EGR valve) intuitively.
Description of drawings
Fig. 1 is the structural perspective of clamping workpiece device in the utility model;
Fig. 2 is a theory diagram of the present utility model.
Embodiment
As Fig. 1, provided a kind of device for detecting performance of vehicle engine exhaust gas recycle valve shown in 2, comprise clamping workpiece device 1, EGR valve working current sensor, EGR valve valve opening position transducer, EGR valve driving control device, electric apparatus control apparatus, the technical grade computing machine, opertaing device, described technical grade computing machine is connected with electric apparatus control apparatus, EGR valve working current sensor all is connected with the technical grade computing machine by the A/D transition card with EGR valve valve opening position transducer, described EGR valve driving control device comprises embedded computer and pwm power output module, embedded computer is connected by the RS-232 serial line interface with the technical grade computing machine, the pwm power output module is connected with electric apparatus control apparatus, is connected by the input and output control card between described opertaing device and the technical grade computing machine.Described clamping workpiece device 1 comprises workpiece fixing seat 11, cylinder 12, and described cylinder 12 is connected with technical grade computing machine and electric apparatus control apparatus, and electric apparatus control apparatus provides the air cylinder driven operating voltage of DC24V and the EGR valve operating voltage of DC12V.Described opertaing device comprises that workpiece fixes that the fixing pneumatic downlink electrical magnet valve of pneumatic up solenoid valve, workpiece, workpiece start button, scram button, the selected button of operating voltage, cylinder are up to bit switch, cylinder goes downwards to bit switch.Described technical grade computing machine comprises computer body and display screen, keyboard and mouse.
Adopt said structure, come control cylinder 12 motions by technical grade computing machine and electric apparatus control apparatus, automatically locate and be clamped to vehicle engine exhaust gas recycle valve to be detected (EGR valve) on the workpiece fixing seat 11, after clamping workpiece is finished, opertaing device control also drives vehicle engine exhaust gas recycle valve (EGR valve) motion, by EGR valve working current sensor and EGR valve valve opening position transducer working control signal to vehicle engine exhaust gas recycle valve (EGR valve), movement position, output voltage, output power is carried out test sample, and convert data delivery to by the A/D transition card and give the technical grade computing machine, the working curve diagram of EGR valve control signal curve map and EGR electrohydraulic valve actuator stream and valve opening depicted received data as by the technical grade computing machine, and described curve map is shown on the display screen, make the user can understand the performance of vehicle engine exhaust gas recycle valve (EGR valve) intuitively.
Claims (4)
1. the device for detecting performance of a vehicle engine exhaust gas recycle valve, it is characterized in that: comprise the clamping workpiece device, EGR valve working current sensor, EGR valve valve opening position transducer, EGR valve driving control device, electric apparatus control apparatus, the technical grade computing machine, opertaing device, described technical grade computing machine is connected with electric apparatus control apparatus, EGR valve working current sensor all is connected with the technical grade computing machine by the A/D transition card with EGR valve valve opening position transducer, described EGR valve driving control device comprises embedded computer and pwm power output module, embedded computer is connected by the RS-232 serial line interface with the technical grade computing machine, the pwm power output module is connected with electric apparatus control apparatus, is connected by the input and output control card between described opertaing device and the technical grade computing machine.
2. the device for detecting performance of vehicle engine exhaust gas recycle valve according to claim 1 is characterized in that: described clamping workpiece device comprises workpiece fixing seat, cylinder, and described cylinder is connected with technical grade computing machine and electric apparatus control apparatus.
3. the device for detecting performance of vehicle engine exhaust gas recycle valve according to claim 1 is characterized in that: described opertaing device comprises that workpiece fixes that the fixing pneumatic downlink electrical magnet valve of pneumatic up solenoid valve, workpiece, workpiece start button, scram button, the selected button of operating voltage, cylinder are up to bit switch, cylinder goes downwards to bit switch.
4. according to the device for detecting performance of claim 1 or 2 or 3 described vehicle engine exhaust gas recycle valves, it is characterized in that: described technical grade computing machine comprises computer body and display screen, keyboard and mouse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201485586U CN202057484U (en) | 2011-05-11 | 2011-05-11 | Performance detection device for exhaust gas recirculation valve of automobile engine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201485586U CN202057484U (en) | 2011-05-11 | 2011-05-11 | Performance detection device for exhaust gas recirculation valve of automobile engine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202057484U true CN202057484U (en) | 2011-11-30 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201485586U Expired - Fee Related CN202057484U (en) | 2011-05-11 | 2011-05-11 | Performance detection device for exhaust gas recirculation valve of automobile engine |
Country Status (1)
| Country | Link |
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| CN (1) | CN202057484U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115760A (en) * | 2013-01-18 | 2013-05-22 | 湖南天雁机械有限责任公司 | Device for testing opening flow of control valve of automobile waste recycling system |
| CN103116127A (en) * | 2013-01-21 | 2013-05-22 | 宁波福尔达智能科技股份有限公司 | Automobile lamps and lanterns detecting platform |
| CN103267633A (en) * | 2013-04-25 | 2013-08-28 | 同济大学 | Automatic test system for determining lift of EGR valve |
| CN103913308A (en) * | 2014-04-25 | 2014-07-09 | 无锡隆盛科技股份有限公司 | Method for detecting response time of position feedback type EGR valve |
| CN103089461B (en) * | 2013-01-25 | 2016-04-13 | 常州易控汽车电子有限公司 | A kind of outside electronic EGR current overload protection protecting system and controlling method thereof |
| CN106050486A (en) * | 2016-08-01 | 2016-10-26 | 无锡隆盛科技股份有限公司 | EGR valve opening force detection device |
| CN107246854A (en) * | 2017-08-08 | 2017-10-13 | 山东泰展机电科技股份有限公司 | A kind of magnetic valve open degree testboard |
-
2011
- 2011-05-11 CN CN2011201485586U patent/CN202057484U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103115760A (en) * | 2013-01-18 | 2013-05-22 | 湖南天雁机械有限责任公司 | Device for testing opening flow of control valve of automobile waste recycling system |
| CN103115760B (en) * | 2013-01-18 | 2017-06-06 | 湖南天雁机械有限责任公司 | Test automobile exhaust gas recirculating system controls the device of valve opening flow |
| CN103116127A (en) * | 2013-01-21 | 2013-05-22 | 宁波福尔达智能科技股份有限公司 | Automobile lamps and lanterns detecting platform |
| CN103116127B (en) * | 2013-01-21 | 2015-05-27 | 宁波福尔达智能科技有限公司 | Automobile lamps and lanterns detecting platform |
| CN103089461B (en) * | 2013-01-25 | 2016-04-13 | 常州易控汽车电子有限公司 | A kind of outside electronic EGR current overload protection protecting system and controlling method thereof |
| CN103267633A (en) * | 2013-04-25 | 2013-08-28 | 同济大学 | Automatic test system for determining lift of EGR valve |
| CN103267633B (en) * | 2013-04-25 | 2016-01-20 | 同济大学 | For determining the Auto-Test System of lift of EGR valve |
| CN103913308A (en) * | 2014-04-25 | 2014-07-09 | 无锡隆盛科技股份有限公司 | Method for detecting response time of position feedback type EGR valve |
| CN106050486A (en) * | 2016-08-01 | 2016-10-26 | 无锡隆盛科技股份有限公司 | EGR valve opening force detection device |
| CN107246854A (en) * | 2017-08-08 | 2017-10-13 | 山东泰展机电科技股份有限公司 | A kind of magnetic valve open degree testboard |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111130 Termination date: 20140511 |