CN204255471U - Fuel consumption meter demarcates pick-up unit - Google Patents
Fuel consumption meter demarcates pick-up unit Download PDFInfo
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- CN204255471U CN204255471U CN201420784523.5U CN201420784523U CN204255471U CN 204255471 U CN204255471 U CN 204255471U CN 201420784523 U CN201420784523 U CN 201420784523U CN 204255471 U CN204255471 U CN 204255471U
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Abstract
The utility model provides a kind of fuel consumption meter to demarcate pick-up unit, comprises oil supply unit, benchmark fuel consumption meter, fuel consumption meter to be calibrated and control module; Oil supply unit, benchmark fuel consumption meter, fuel consumption meter to be calibrated are connected successively by pipeline; Benchmark fuel consumption meter, fuel consumption meter to be calibrated are all electrically connected with control module.Control module comprises industrial computer, digital-to-analogue acquisition module, pulse collection module and input and output acquisition module, and digital-to-analogue acquisition module, pulse collection module, input and output acquisition module are all electrically connected with industrial computer; Benchmark fuel consumption meter, fuel consumption meter to be calibrated are all electrically connected with pulse collection module.This device also comprises monitoring means and oil return unit.Fuel consumption meter described in the utility model demarcates pick-up unit, under control module controls, is detected thus is demarcated fuel consumption meter to be calibrated, effectively improve detection efficiency, also improve demarcation accuracy simultaneously by the contrast of fuel consumption meter to be calibrated and benchmark fuel consumption meter.
Description
Technical field
The utility model belongs to fuel consumption meter and demarcates detection technique field, relates to a kind of fuel consumption meter and demarcates pick-up unit.
Background technology
Fuel consumption meter should have corresponding precision as automobile fuel consumption detection equipment.Existing fuel consumption meter is usually only demarcated it by precision balance or graduated cylinder before dispatching from the factory.For a long time, fuel consumption meter lacks verifying attachment and effectively examines and determine it in production and use procedure, and this causes fuel consumption meter misalignment and fuel consumption meter quality main cause out of control.
Domestic in oil consumption calibrating at present, there are some correlation theory researchs, but real practice is little.Domestic Volumetric Fuel Consumption Meter calibrating installation relatively ripe in theory, is the sheet stream motion theory of application incompressible viscous fluid and high-precision timing means, adopts the mass method measuring volumetric flow rate, test and examine and determine fuel consumption meter.But this calibration method automaticity is lower, affects verification result many factors, is difficult in metrological service's application and promotes.
Utility model content
The fuel consumption meter that the utility model provides a kind of automaticity high for the problems referred to above demarcates pick-up unit, quick and precisely can demarcate fuel consumption meter.
Described fuel consumption meter demarcates pick-up unit, comprises oil supply unit, benchmark fuel consumption meter, fuel consumption meter to be calibrated and control module;
Oil supply unit, benchmark fuel consumption meter, fuel consumption meter to be calibrated are connected successively by pipeline;
Benchmark fuel consumption meter, fuel consumption meter to be calibrated are all electrically connected with control module.
Described control module comprises industrial computer, digital-to-analogue acquisition module, pulse collection module and input and output acquisition module, and digital-to-analogue acquisition module, pulse collection module, input and output acquisition module are all electrically connected with industrial computer;
Benchmark fuel consumption meter, fuel consumption meter to be calibrated are all electrically connected with pulse collection module.
Described oil supply unit comprises oil pump, tensimeter, two logical Solenoid ball valve, ball valve and leakproof fuel cells, described oil pump, tensimeter, two logical Solenoid ball valves are connected by pipeline successively with ball valve, oil pump oil inlet end stretches in leakproof fuel cell, and ball valve oil outlet end is connected by pipeline with benchmark fuel consumption meter input end;
Described two logical Solenoid ball valve control ends are electrically connected with input and output acquisition module.
Described oil supply unit also comprises servo proportion, and servo proportion is serially connected with in two logical pipelines between Solenoid ball valve and ball valve;
Described servo proportion control end is electrically connected with input and output acquisition module.
Described fuel consumption meter is demarcated pick-up unit and is also comprised monitoring means, and monitoring means comprises and is serially connected with pressure transducer in oil supply unit and temperature sensor;
Pressure transducer and temperature sensor are electrically connected with digital-to-analogue acquisition module.
Described fuel consumption meter is demarcated pick-up unit and is also comprised oil return unit, and fuel consumption meter output terminal to be calibrated, U trap, oil return unit are connected successively by pipeline.
Described oil return unit comprises threeway Solenoid ball valve, threeway Solenoid ball valve oil-in be serially connected with U trap after in pipeline, threeway Solenoid ball valve oil-out is connected with leakproof fuel cell by pipeline, and another oil-out is connected with graduated cylinder by pipeline;
Threeway Solenoid ball valve is electrically connected with input and output acquisition module.
Also be provided with oil drain pan below described benchmark fuel consumption meter and fuel consumption meter to be calibrated, oil drain pan has through hole, and through hole is connected with leakproof fuel cell by pipeline.
Described control module also comprises the pilot lamp, the button that are electrically connected with input and output acquisition module.
Fuel consumption meter described in the utility model demarcates pick-up unit, under control module controls, is detected thus is demarcated fuel consumption meter to be calibrated, effectively improve detection efficiency, also improve demarcation accuracy simultaneously by the contrast of fuel consumption meter to be calibrated and benchmark fuel consumption meter.
Accompanying drawing explanation
Fig. 1 is oil circuit annexation schematic diagram of the present utility model
Fig. 2 is electrical connection schematic diagram of the present utility model
In figure: 1. oil pump, 2. tensimeter, 3. liang pass ball valve, 4. servo proportion, 5. ball valve, 6. pressure transducer, 7. temperature sensor, 8. benchmark fuel consumption meter, 9. fuel consumption meter to be calibrated, 10. oil drain pan, 11. U traps, 12. threeway Solenoid ball valves, 13. graduated cylinders, 14. leakproof fuel cells, 15. industrial computers, 16. digital-to-analogue acquisition modules, 17. pulse collection modules, 18. input and output acquisition modules, 19. pilot lamp, 20. buttons
Embodiment
The utility model provides a kind of fuel consumption meter to demarcate pick-up unit, comprises oil supply unit, benchmark fuel consumption meter 8, fuel consumption meter to be calibrated 9 and control module;
Oil supply unit, benchmark fuel consumption meter 8, fuel consumption meter to be calibrated 9 are connected successively by pipeline;
Benchmark fuel consumption meter 8, fuel consumption meter to be calibrated 9 are all electrically connected with control module.
During use, oil product (general employing No. 0 diesel oil) is made to flow through benchmark fuel consumption meter 8 and fuel consumption meter to be calibrated 9 by oil supply unit, control module is sampled to benchmark fuel consumption meter 8 and fuel consumption meter to be calibrated 9, the device software built-in according to control module carries out analysis contrast to sampled value, finally fuel consumption meter 9 to be calibrated is demarcated, determine that whether qualified fuel consumption meter 9 to be calibrated is.
The device software sampled value to be calibrated fuel consumption meter 9 built-in according to control module can also carry out value and be converted into flow signal value, the flow value that it and benchmark fuel consumption meter 8 show is contrasted, finally fuel consumption meter 9 to be calibrated is demarcated, determine that whether qualified fuel consumption meter 9 to be calibrated is.
Different demarcation detection modes is all demarcated pick-up unit based on this fuel consumption meter and is carried out, and just the device software built-in to control module has different designing requirements, and this is the common practise that those skilled in the art has, and repeats no more herein.
The fuel consumption meter to be calibrated 9 that this fuel consumption meter is demarcated in pick-up unit is unfixed, when a fuel consumption meter 9 to be calibrated being carried out to after demarcation testing completes, just it pulled down, load another fuel consumption meter 9 to be calibrated to carry out demarcation testing again.
Specifically, as shown in Figure 1, 2, above-mentioned control module can comprise industrial computer 15, digital-to-analogue acquisition module 16, pulse collection module 17 and input and output acquisition module 18, and digital-to-analogue acquisition module 16, pulse collection module 17, input and output acquisition module 18 are all electrically connected with industrial computer 15;
Benchmark fuel consumption meter 8, fuel consumption meter to be calibrated 9 are all electrically connected with pulse collection module 17, gather the pulse output signals of benchmark fuel consumption meter 8, fuel consumption meter to be calibrated 9 respectively, after treatment, demarcation testing result value are shown in the display screen of industrial computer 15;
Described control module also comprises the pilot lamp 19, the button 20 that are electrically connected with input and output acquisition module 18.
Digital-to-analogue acquisition module 16 in control module, pulse collection module 17 and input and output acquisition module 18 can be independently, have the capture card of corresponding function, also can be the integrated cards of integrated various functional module.
Accordingly, described oil supply unit comprises oil pump 1, tensimeter 2, two logical Solenoid ball valve 3, ball valve 5 and leakproof fuel cell 14, described oil pump 1, the logical Solenoid ball valve 3 of tensimeter 2, two are connected by pipeline successively with ball valve 5, oil pump 1 oil inlet end stretches in leakproof fuel cell 14, and ball valve 5 oil outlet end is connected by pipeline with benchmark fuel consumption meter 8 input end;
Described two logical Solenoid ball valve 3 control ends are electrically connected with input and output acquisition module 18.
Further, described oil supply unit also comprises servo proportion 4, and servo proportion 4 is serially connected with in two logical pipelines between Solenoid ball valve 3 and ball valve 5;
Described servo proportion 4 control end is electrically connected with input and output acquisition module 18.
When carrying out demarcation to fuel consumption meter 9 to be calibrated and detecting, need under different flow, utilize benchmark fuel consumption meter 8 and fuel consumption meter to be calibrated 9 to add up value and compare relative error, servo proportion 4 is set, by the corresponding regulable control flow of control module, save the time, improve accuracy.
Further, described fuel consumption meter is demarcated pick-up unit and is also comprised monitoring means, and monitoring means comprises and is serially connected with pressure transducer 6 in oil supply unit and temperature sensor 7;
Pressure transducer 6 and temperature sensor 7 are electrically connected with digital-to-analogue acquisition module 16, the force value in pipeline and temperature value are transferred to industrial computer 15 and process, and are shown by the display screen of result by industrial computer 15.
Further, described fuel consumption meter is demarcated pick-up unit and is also comprised oil return unit, and fuel consumption meter 9 output terminal to be calibrated, U trap 11, oil return unit are connected successively by pipeline, arranges U trap 11 and avoids siphonage and cause error to testing result.
Specifically, described oil return unit comprises threeway Solenoid ball valve 12, threeway Solenoid ball valve 12 oil-in is serially connected with after U trap 11 in pipeline, and threeway Solenoid ball valve 12 1 oil-outs are connected with leakproof fuel cell 14 by pipeline, and another oil-out is connected with graduated cylinder 13 by pipeline;
Threeway Solenoid ball valve 12 is electrically connected with input and output acquisition module 18.
When the oil circuit that threeway Solenoid ball valve 12 flows to leakproof fuel cell 14 is switched on, the detection oil in pipeline flows back to leakproof fuel cell 14 after flowing through benchmark fuel consumption meter 8 and fuel consumption meter to be calibrated 9, achieves detection oil and recycles; When the oil circuit that threeway Solenoid ball valve 12 flows to graduated cylinder 13 is switched on, the detection oil in pipeline flows into graduated cylinder 13 after flowing through benchmark fuel consumption meter 8 and fuel consumption meter to be calibrated 9, can also be used for the Check and Inspection of other approach.
Oil drain pan 10 is also provided with below described benchmark fuel consumption meter 8 and fuel consumption meter to be calibrated 9, oil drain pan 10 has through hole, through hole is connected with leakproof fuel cell 14 by pipeline, ensure that and demarcate the testing process stage at the whole story in the dismounting of fuel consumption meter 9 to be calibrated, oil product residual in fuel consumption meter to be calibrated 9 can not drip to other places, pollute.
Above section Example of the present utility model has been described in detail, but described content being only preferred embodiment of the present utility model, can not being considered to for limiting practical range of the present utility model.All equalizations done according to the utility model application range change and improve, and all should still belong within patent covering scope of the present utility model.
Claims (9)
1. fuel consumption meter demarcates a pick-up unit, it is characterized in that: comprise oil supply unit, benchmark fuel consumption meter (8), fuel consumption meter to be calibrated (9) and control module;
Oil supply unit, benchmark fuel consumption meter (8), fuel consumption meter to be calibrated (9) are connected successively by pipeline;
Benchmark fuel consumption meter (8), fuel consumption meter to be calibrated (9) are all electrically connected with control module.
2. fuel consumption meter according to claim 1 demarcates pick-up unit, it is characterized in that: described control module comprises industrial computer (15), digital-to-analogue acquisition module (16), pulse collection module (17) and input and output acquisition module (18), digital-to-analogue acquisition module (16), pulse collection module (17), input and output acquisition module (18) are all electrically connected with industrial computer (15);
Benchmark fuel consumption meter (8), fuel consumption meter to be calibrated (9) are all electrically connected with pulse collection module (17).
3. fuel consumption meter according to claim 2 demarcates pick-up unit, it is characterized in that: described oil supply unit comprises oil pump (1), tensimeter (2), two logical Solenoid ball valve (3), ball valve (5) and leakproof fuel cells (14), described oil pump (1), tensimeter (2), two logical Solenoid ball valves (3) are connected by pipeline successively with ball valve (5), oil pump (1) oil inlet end stretches in leakproof fuel cell (14), and ball valve (5) oil outlet end is connected by pipeline with benchmark fuel consumption meter (8) input end;
Described two logical Solenoid ball valve (3) control ends are electrically connected with input and output acquisition module (18).
4. fuel consumption meter according to claim 3 demarcates pick-up unit, it is characterized in that: described oil supply unit also comprises servo proportion (4), servo proportion (4) is serially connected with in two logical pipelines between Solenoid ball valve (3) and ball valve (5);
Described servo proportion (4) control end is electrically connected with input and output acquisition module (18).
5. fuel consumption meter according to claim 2 demarcates pick-up unit, it is characterized in that: described fuel consumption meter is demarcated pick-up unit and also comprised monitoring means, monitoring means comprises and is serially connected with pressure transducer (6) in oil supply unit and temperature sensor (7);
Pressure transducer (6) and temperature sensor (7) are electrically connected with digital-to-analogue acquisition module (16).
6. fuel consumption meter according to claim 3 demarcates pick-up unit, it is characterized in that: described fuel consumption meter is demarcated pick-up unit and also comprised oil return unit, and fuel consumption meter to be calibrated (9) output terminal, U trap (11), oil return unit are connected successively by pipeline.
7. fuel consumption meter according to claim 6 demarcates pick-up unit, it is characterized in that: described oil return unit comprises threeway Solenoid ball valve (12), threeway Solenoid ball valve (12) oil-in to be serially connected with after U trap (11) in pipeline, threeway Solenoid ball valve (12) oil-outs are connected with leakproof fuel cell (14) by pipeline, and another oil-out is connected with graduated cylinder (13) by pipeline;
Threeway Solenoid ball valve (12) is electrically connected with input and output acquisition module (18).
8. fuel consumption meter according to claim 3 demarcates pick-up unit, it is characterized in that: described benchmark fuel consumption meter (8) and fuel consumption meter to be calibrated (9) below are also provided with oil drain pan (10), (10) have through hole to oil drain pan, and through hole is connected with leakproof fuel cell (14) by pipeline.
9. fuel consumption meter according to claim 2 demarcates pick-up unit, it is characterized in that: described control module also comprises the pilot lamp (19) and button (20) that are electrically connected with input and output acquisition module (18).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420784523.5U CN204255471U (en) | 2014-12-11 | 2014-12-11 | Fuel consumption meter demarcates pick-up unit |
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| CN201420784523.5U CN204255471U (en) | 2014-12-11 | 2014-12-11 | Fuel consumption meter demarcates pick-up unit |
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| CN204255471U true CN204255471U (en) | 2015-04-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482995A (en) * | 2014-12-11 | 2015-04-01 | 天津博益气动股份有限公司 | Fuel consumption instrument calibration detecting device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482995A (en) * | 2014-12-11 | 2015-04-01 | 天津博益气动股份有限公司 | Fuel consumption instrument calibration detecting device |
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