CN203629615U - Desorption gas flow testing device of motorcycle fuel evaporation control system - Google Patents
Desorption gas flow testing device of motorcycle fuel evaporation control system Download PDFInfo
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- CN203629615U CN203629615U CN201320868085.6U CN201320868085U CN203629615U CN 203629615 U CN203629615 U CN 203629615U CN 201320868085 U CN201320868085 U CN 201320868085U CN 203629615 U CN203629615 U CN 203629615U
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Abstract
The utility model discloses a desorption gas flow testing device of a motorcycle fuel evaporation control system. The device comprises a microcontroller module, a power module, and a data communication circuit module and a touching-type liquid crystal display screen connected with the microcontroller module. An input end of the microcontroller module is connected with a signal conditioning circuit module. The signal conditioning circuit module is formed by an amplification circuit module, a filter circuit module, and an A/D converting circuit module in sequence. An input end of the amplification circuit module is connected with a gas flow sensor used to detect desorption gas flow of the motorcycle fuel evaporation control system, and an engine speed sensor used to detect rotating speed of engines of motorcycles. The data communication circuit module is connected with a computer. The device is simple in structure, convenient in use and operation, fast in detection speed, high in precision, high in operating reliability, and provides basis for determination of gas desorption performance of the motorcycle fuel evaporation control system. The device is good in practicality, and is convenient to popularize and use.
Description
Technical field
The utility model belongs to Motorcycle Performance observation and control technology field, is specifically related to a kind of motorcycle fuel evaporation control system desorption gas flow testing device.
Background technology
Motorcycle fuel evaporation control system is an important system of motorcycle, and motorcycle emission performance is played an important role, and is that can Finished Motorcycle of motorcycle product meet the qualified important evidence of dispatching from the factory of national standard.Canister in fuel evaporation control system plays very important effect, and its desorbing gas performance is determining the quality of motorcycle fuel evaporation control system.But lack at present the device that desorbing gas flow is tested, the mode conventionally adopting in the gas flow test in prior art on automobile is not suitable for motorcycle product fuel evaporation control system canister desorption gas flow rate test.Reason is that device measuring speed and plant produced beat are incompatible, can not meet testing apparatus condition of work etc. under motorcycle running status.Therefore, need to design a kind of motorcycle fuel evaporation control system desorption gas flow testing device.
Utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of motorcycle fuel evaporation control system desorption gas flow testing device is provided, it is simple in structure, use easy to operate, detection speed to motorcycle fuel evaporation control system desorption gas flow and motorcycle engine rotating speed is fast, precision is high, and functional reliability is high, for the desorbing gas performance judgment of motorcycle fuel evaporation control system provides foundation, practical, be convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of motorcycle fuel evaporation control system desorption gas flow testing device, it is characterized in that: comprise micro controller module and the power module for each electricity consumption module for power supply in device, and the datel circuit module and the touch LCD screen that join with described micro controller module, the input end of described micro controller module is connected to signal conditioning circuit module, described signal conditioning circuit module is by the amplifying circuit module of joining successively, filter circuit module and A/D change-over circuit module composition, the input end of described amplifying circuit module is connected to gas flow sensor for motorcycle fuel evaporation control system desorption gas flow is detected and the engine speed sensor for the rotating speed of motorcycle engine is detected, described gas flow sensor is arranged on the desorption mouth place of canister in motorcycle fuel evaporation control system, described engine speed sensor is arranged on motorcycle high-pressure ignition wire, in described datel circuit module, be connected to computing machine.
Above-mentioned motorcycle fuel evaporation control system desorption gas flow testing device, is characterized in that: described micro controller module is single chip computer AT mega128, and described A/D change-over circuit module integration is in described single chip computer AT mega128 inside.
Above-mentioned motorcycle fuel evaporation control system desorption gas flow testing device, is characterized in that: described datel circuit module is serial communication circuit module or usb communication circuit module.
Above-mentioned motorcycle fuel evaporation control system desorption gas flow testing device, is characterized in that: the model of described gas flow sensor is M314724.
Above-mentioned motorcycle fuel evaporation control system desorption gas flow testing device, is characterized in that: the model of described engine speed sensor is IP-296.
The utility model compared with prior art has the following advantages:
1, the utility model has adopted modular design, simple in structure, reasonable in design, and it is convenient to realize.
2, the utility model can complete detection and the demonstration to motorcycle fuel evaporation control system desorption gas flow and motorcycle engine rotating speed automatically, uses easy to operate.
3, the utility model is fast to the detection speed of motorcycle fuel evaporation control system desorption gas flow and motorcycle engine rotating speed, precision is high, and functional reliability is high.
4, the data that detect according to the utility model, operating personnel can judge whether the desorbing gas performance of motorcycle fuel evaporation control system is qualified, for the desorbing gas performance judgment of motorcycle fuel evaporation control system provides foundation, contribute to improve the quality of motorcycle fuel evaporation control system.
5, of the present utility model practical, result of use is good, is convenient to promote the use of.
In sum, the utility model is simple in structure, use easy to operate, detection speed to motorcycle fuel evaporation control system desorption gas flow and motorcycle engine rotating speed is fast, precision is high, functional reliability is high, for the desorbing gas performance judgment of motorcycle fuel evaporation control system provides foundation, practical, be convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Accompanying drawing explanation
Fig. 1 is schematic block circuit diagram of the present utility model.
Description of reference numerals:
1-micro controller module; 2-power module; 3-datel circuit module;
4-touch LCD screen; 5-amplifying circuit module; 6-filter circuit module;
7-A/D change-over circuit module; 8-gas flow sensor; 9-engine speed sensor;
10-computing machine.
Embodiment
As shown in Figure 1, the utility model comprises micro controller module 1 and the power module 2 for each electricity consumption module for power supply in device, and the datel circuit module 3 and the touch LCD screen 4 that join with described micro controller module 1, the input end of described micro controller module 1 is connected to signal conditioning circuit module, described signal conditioning circuit module is by the amplifying circuit module 5 of joining successively, filter circuit module 6 and A/D change-over circuit module 7 form, the input end of described amplifying circuit module 5 is connected to the gas flow sensor 8 for motorcycle fuel evaporation control system desorption gas flow is detected and the engine speed sensor 9 for the rotating speed of motorcycle engine is detected, described gas flow sensor 8 is arranged on the desorption mouth place of canister in motorcycle fuel evaporation control system, described engine speed sensor 9 is arranged on motorcycle high-pressure ignition wire, in described datel circuit module 3, be connected to computing machine 10.
In the present embodiment, described micro controller module 1 is single chip computer AT mega128, and described A/D change-over circuit module 7 is integrated in described single chip computer AT mega128 inside.Described datel circuit module 3 is serial communication circuit module or usb communication circuit module.The model of described gas flow sensor 8 is M314724, and the motorcycle fuel evaporation control system desorption gas flow detecting is 0.5L/min～5.0L/min.The model of described engine speed sensor 9 is IP-296, and the engine speed detecting is 1200r/min～12000r/min.
The utility model can, under motorcycle running status, be measured the flow of motorcycle fuel evaporation control system canister desorption gas corresponding under different rotating speeds.
The course of work of the present utility model is: start after motorcycle engine, gas flow sensor 8 detects motorcycle fuel evaporation control system desorption gas flow, and the desorption gas flow signal detecting is exported to described signal conditioning circuit module, engine speed sensor 9 detects the rotating speed of motorcycle engine, and the engine rotational speed signal detecting is exported to described signal conditioning circuit module, amplifying circuit module 5 in signal conditioning circuit module, the engine rotational speed signal that the desorption gas flow signal that filter circuit module 6 and A/D change-over circuit module 7 are exported gas flow sensor 8 successively and engine speed sensor 9 are exported amplifies, after filtering and A/D conversion process, export to micro controller module 1, the desorption gas flow signal that micro controller module 1 receives according to it obtains desorption gas flow, and the engine rotational speed signal receiving according to it obtains engine speed, the flow of desorption gas one to one that micro controller module 1 receives the same time and engine speed are transferred to touch LCD screen 4 and show, and be transferred to computing machine 10 by datel circuit module 3 and show and store.Operating personnel check the desorption gas flow and the engine speed data that are presented on touch LCD screen 4 or computing machine 10, in the time that motorcycle engine runs well, and when engine speed is in the scope of 1200r/min～6000r/min, when desorption gas flow is greater than 2.0L/min, the desorbing gas performance that is judged as motorcycle fuel evaporation control system is qualified, otherwise it is defective to be judged as motorcycle fuel evaporation control system.
The above; it is only preferred embodiment of the present utility model; not the utility model is imposed any restrictions; every any simple modification of above embodiment being done according to the utility model technical spirit, change and equivalent structure change, and all still belong in the protection domain of technical solutions of the utility model.
Claims (5)
1. a motorcycle fuel evaporation control system desorption gas flow testing device, it is characterized in that: comprise micro controller module (1) and the power module (2) for each electricity consumption module for power supply in device, and the datel circuit module (3) and the touch LCD screen (4) that join with described micro controller module (1), the input end of described micro controller module (1) is connected to signal conditioning circuit module, described signal conditioning circuit module is by the amplifying circuit module (5) of joining successively, filter circuit module (6) and A/D change-over circuit module (7) form, the input end of described amplifying circuit module (5) is connected to the gas flow sensor (8) for motorcycle fuel evaporation control system desorption gas flow is detected and the engine speed sensor (9) for the rotating speed of motorcycle engine is detected, described gas flow sensor (8) is arranged on the desorption mouth place of canister in motorcycle fuel evaporation control system, described engine speed sensor (9) is arranged on motorcycle high-pressure ignition wire, in described datel circuit module (3), be connected to computing machine (10).
2. according to motorcycle fuel evaporation control system desorption gas flow testing device claimed in claim 1, it is characterized in that: described micro controller module (1) is single chip computer AT mega128, and described A/D change-over circuit module (7) is integrated in described single chip computer AT mega128 inside.
3. according to motorcycle fuel evaporation control system desorption gas flow testing device claimed in claim 1, it is characterized in that: described datel circuit module (3) is serial communication circuit module or usb communication circuit module.
4. according to motorcycle fuel evaporation control system desorption gas flow testing device claimed in claim 1, it is characterized in that: the model of described gas flow sensor (8) is M314724.
5. according to motorcycle fuel evaporation control system desorption gas flow testing device claimed in claim 1, it is characterized in that: the model of described engine speed sensor (9) is IP-296.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868085.6U CN203629615U (en) | 2013-12-23 | 2013-12-23 | Desorption gas flow testing device of motorcycle fuel evaporation control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320868085.6U CN203629615U (en) | 2013-12-23 | 2013-12-23 | Desorption gas flow testing device of motorcycle fuel evaporation control system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203629615U true CN203629615U (en) | 2014-06-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320868085.6U Expired - Fee Related CN203629615U (en) | 2013-12-23 | 2013-12-23 | Desorption gas flow testing device of motorcycle fuel evaporation control system |
Country Status (1)
| Country | Link |
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| CN (1) | CN203629615U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105427404A (en) * | 2015-11-06 | 2016-03-23 | 清华大学 | Collecting system and method for oil gas generation and desorption vehicle-mounted data under actual working condition of motor vehicle |
| CN114235421A (en) * | 2021-12-06 | 2022-03-25 | 中国科学院工程热物理研究所 | Device and method for measuring maximum fuel flow limit line of turbojet engine |
-
2013
- 2013-12-23 CN CN201320868085.6U patent/CN203629615U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105427404A (en) * | 2015-11-06 | 2016-03-23 | 清华大学 | Collecting system and method for oil gas generation and desorption vehicle-mounted data under actual working condition of motor vehicle |
| CN114235421A (en) * | 2021-12-06 | 2022-03-25 | 中国科学院工程热物理研究所 | Device and method for measuring maximum fuel flow limit line of turbojet engine |
| CN114235421B (en) * | 2021-12-06 | 2023-12-26 | 中国科学院工程热物理研究所 | Device and method for measuring maximum fuel flow limit line of turbojet engine |
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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: 20140604 Termination date: 20171223 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |