CN207472391U - A kind of caliberating device of quality formula fuel consumption meter - Google Patents
A kind of caliberating device of quality formula fuel consumption meter Download PDFInfo
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- CN207472391U CN207472391U CN201721433922.7U CN201721433922U CN207472391U CN 207472391 U CN207472391 U CN 207472391U CN 201721433922 U CN201721433922 U CN 201721433922U CN 207472391 U CN207472391 U CN 207472391U
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Abstract
This application discloses a kind of caliberating device of quality formula fuel consumption meter, including：The oil inlet pipe connected for the oil outlet with fuel consumption meter；For the oil outlet pipe that the oil return opening with fuel consumption meter connects, oil outlet pipe is connected with oil inlet pipe；For the measurement pipeline of the fuel tank inlet communication with fuel consumption meter；Circulation line measures pipeline and is connected with oil inlet pipe by circulation line；The mass flowmenter being set on circulation line；The flow-rate adjustment valve group being set on circulation line.The utility model directly connects mass flowmenter with quality formula fuel consumption meter, mass flowmenter can real-time display by the actual flow in mass flowmenter.Flow in circulation line is adjusted by flow-rate adjustment valve group, for each flow compare in real time fuel consumption meter measurement oil consumption and mass flowmenter in the practical oil consumption amount that measures, calibration curve is formed according to the oil consumption demarcated under different flow, realize the on-line proving of fuel consumption meter, it weighs compared with calibration mode with existing drain the oil, improves stated accuracy.
Description
Technical field
The utility model is related to fuel consumption meter calibration technique field, more particularly to a kind of caliberating device of quality formula fuel consumption meter.
Background technology
Quality formula fuel consumption meter is generally demarcated using weighting manner of draining the oil at present, passes through the oil of fuel consumption meter flowmeter itself
Consumption measured value adds up and the quality of weighing during with draining the oil is compared, generally fuel-displaced using solenoid valve control fuel consumption meter when draining the oil
Mouthful, artificially collect the amount of draining the oil discharged from fuel consumption meter, carry out weighing operation, according to drain the oil weigh numerical value and fuel consumption meter itself it is tired
Meter compares to obtain measured deviation.
Carrying out oil consumption comparison calibration using weighting manner of draining the oil, there are many shortcomings：
First, fuel consumption meter, which controls, has delay, and oil consumption metering starts and stopping can there are errors.
2nd, trapped fuel can not calculate in pipeline, can there is sordid phenomenon of draining the oil.
3rd, it weighs manual operation, it is understood that there may be human error.
4th, there are errors by Hui Cheng when being used for multiple times for weighing utilities, cause repeatability bad.
5th, calibration is accumulative oil consumption, and system stability can not be judged, can not also be compared online.
In conclusion how solving the problem of that the calibrated error of existing quality formula fuel consumption meter is big can not compare online, become
Those skilled in the art urgent problems to be solved.
Utility model content
In view of this, the purpose of this utility model is to provide a kind of caliberating device of quality formula fuel consumption meter, to reduce mark
Determine error, realize on-line proving.
In order to achieve the above objectives, the utility model provides following technical scheme：
A kind of caliberating device of quality formula fuel consumption meter, including：
For the oil inlet pipe connected with the oil outlet of the fuel consumption meter；
For the oil outlet pipe connected with the oil return opening of the fuel consumption meter, the oil outlet pipe connects with the oil inlet pipe
It is logical；
For the measurement pipeline of the fuel tank inlet communication with the fuel consumption meter；
Circulation line, the measurement pipeline are connected with the oil inlet pipe by circulation line；
The mass flowmenter being set on the circulation line；
The flow-rate adjustment valve group being set on the circulation line.
Preferably, in the caliberating device of above-mentioned quality formula fuel consumption meter, the flow-rate adjustment valve group include coarse adjustment valve and
Accurate adjustment valve, the coarse adjustment valve and accurate adjustment valve are arranged in parallel on the circulation line.
Preferably, it in the caliberating device of above-mentioned quality formula fuel consumption meter, further includes and is put with what the circulation line connected
Air pipe is provided with vent valve on the blowdown piping.
Preferably, it in the caliberating device of above-mentioned quality formula fuel consumption meter, further includes and is set on the circulation line
Pressure reducing valve.
Preferably, it in the caliberating device of above-mentioned quality formula fuel consumption meter, further includes and is set on the circulation line
Pressure gauge.
Preferably, it in the caliberating device of above-mentioned quality formula fuel consumption meter, further includes in parallel with the flow-rate adjustment valve group
The check valve of setting, the both ends of the check valve are connect respectively with the circulation line, and the guide direction of the check valve is by institute
Oil inlet pipe is stated to the oil outlet pipe.
Preferably, it in the caliberating device of above-mentioned quality formula fuel consumption meter, further includes and is set to the oil inlet pipe and institute
State the safety valve between oil outlet pipe.
Preferably, it in the caliberating device of above-mentioned quality formula fuel consumption meter, further includes and is let out with what the circulation line connected
Oil pipe line is provided with gate gurgle valve on the drain line.
Preferably, in the caliberating device of above-mentioned quality formula fuel consumption meter, the import of the oil outlet pipe and the measurement
The inlet communication of pipeline, and it is provided with shut-off valve on the pipeline for measuring pipeline and being connected with the oil outlet pipe.
Preferably, in the caliberating device of above-mentioned quality formula fuel consumption meter, the oil inlet pipe, the oil outlet pipe and institute
It states measurement pipe road and is both provided with valve.
Compared with prior art, the beneficial effects of the utility model are：
In the caliberating device of quality formula fuel consumption meter provided by the utility model, oil inlet pipe, circulation line and measurement pipeline
The calibration pipeline for demarcating fuel consumption meter oil supply is formed, by setting mass flowmenter on circulation line, directly by matter
Amount flowmeter is connected with fuel consumption meter；Oil outlet pipe is connect with oil inlet pipe, for by the unconsumed fuel flow returns of fuel consumption meter to oil
It consumes in instrument.Flow in circulation line is adjusted by flow-rate adjustment valve group, fuel consumption meter measurement is compared in real time for each flow
The practical oil consumption amount measured in oil consumption and mass flowmenter forms calibration curve according to the oil consumption demarcated under different flow,
The on-line proving of fuel consumption meter is realized, is weighed compared with calibration mode with existing drain the oil, there is no delay calibrated error, quality streams
Error will not occur because of the trapped fuel in pipeline in gauge, avoid artificial existing human error of weighing, it therefore reduces
Calibrated error.
Description of the drawings
It in order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is the embodiment of the utility model, for those of ordinary skill in the art, without creative efforts, also
Other attached drawings can be obtained according to the attached drawing of offer.
Fig. 1 is a kind of connection structure signal for the caliberating device of quality formula fuel consumption meter that the utility model embodiment provides
Figure；
Fig. 2 is the connection structure signal for the caliberating device of another quality formula fuel consumption meter that the utility model embodiment provides
Figure；
Fig. 3 is the connection structure signal for the caliberating device of another quality formula fuel consumption meter that the utility model embodiment provides
Figure.
Wherein, 1 it is oil inlet pipe, 2 be pressure gauge, 3 be mass flowmenter, 4 be bleeder pipe, 5 be vent valve, 6 is circulation pipe
Road, 7 be pressure reducing valve, 8 be flow-rate adjustment valve group, 81 be coarse adjustment valve, 82 be accurate adjustment valve, 9 be drain mast, 10 be gate gurgle valve, 11 be
Measure pipeline, 12 be valve, 13 be oil outlet pipe, 14 be safety valve, 15 be shut-off valve, 16 be check valve.
Specific embodiment
There is provided a kind of caliberating devices of quality formula fuel consumption meter for the core of the utility model, reduce calibrated error, real
On-line proving is showed.
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, it is clear that the described embodiments are only a part of the embodiments of the utility model rather than whole
Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- Fig. 3 is please referred to Fig.1, the utility model embodiment provides a kind of caliberating device of quality formula fuel consumption meter, simple below
Claim caliberating device, including oil inlet pipe 1, oil outlet pipe 13, measure pipeline 11, circulation line 6, mass flowmenter 3 and flow tune
Save valve group 8.Wherein, oil inlet pipe 1 is used to connect with the oil outlet of quality formula fuel consumption meter；Oil outlet pipe 13 is used for and quality formula oil
The oil return opening connection of instrument is consumed, and oil outlet pipe 13 is connected with oil inlet pipe 1；Pipeline 11 is measured for the oil with quality formula fuel consumption meter
Case inlet communication measures pipeline 11 and is connected with oil inlet pipe 1 by circulation line 6；Mass flowmenter 3 is set to circulation line 6
On；Flow-rate adjustment valve group 8 is set on circulation line 6.
The operation principle of the caliberating device is：After fuel oil in quality formula fuel consumption meter enters oil inlet pipe 1, it is divided into two-way,
Flow back to the fuel tank import of quality formula fuel consumption meter from measurement pipeline 11 after circulation line 6 all the way, another way is directly by fuel-displaced
Pipeline 13 is back in the oil return opening of quality formula fuel consumption meter, and is passed through circulation line 6 and measured the fuel oil mould all the way in pipeline 11
Intend the oil mass consumed through engine, the fuel oil being back to by oil outlet pipe 13 in quality formula fuel consumption meter is unconsumed combustion
Oil.Then the utility model sets mass flowmenter 3 on circulation line 6, and mass flowmenter 3 is made directly to connect with quality formula fuel consumption meter
It is logical, mass flowmenter 3 is directly over from the fuel oil out in quality formula fuel consumption meter, mass flowmenter 3 can real-time display process
Actual flow in mass flowmenter 3.Flow in circulation line 6 is adjusted by flow-rate adjustment valve group 8, for each flow reality
When compare the practical oil consumption amount that oil consumption and the mass flowmenter 3 that fuel consumption meter measures measure, according to the oil demarcated under different flow
Consumption forms calibration curve, realizes the on-line proving of fuel consumption meter, weighs compared with calibration mode with existing drain the oil, there is no prolong
When calibrated error, error will not occur because of the trapped fuel in pipeline in mass flowmenter, avoid the artificial existing people that weighs
Work error, it therefore reduces calibrated error, improves stated accuracy.
Further, in the present embodiment, flow-rate adjustment valve group 8 includes coarse adjustment valve 81 and accurate adjustment valve 82,81 He of coarse adjustment valve
Accurate adjustment valve 82 is arranged in parallel on circulation line 6.During work, first pass through coarse adjustment valve 81 adjust circulation line 6 in oil consumption with
Then setting value deviation adjusts oil consumption to setting value within 1kg/h by accurate adjustment valve 82.Pass through coarse adjustment valve 81 and accurate adjustment valve
82 adjusted stepwises realize the accurate adjusting of oil consumption.When often demarcating an oil consumption, it will be recycled by flow-rate adjustment valve group 8
Flow in pipeline 6 is adjusted to the oil consumption numerical quantity to be calibrated, after being compared, if the oil consumption that quality formula fuel consumption meter measures
When measuring the deviation between the practical oil consumption amount measured mass flowmenter 3 and being more than allowed band, need to reexamine pipeline and steady
After determining state, demarcated under same oil consumption, at most in triplicate.Treat that the oil consumption of oil consumption calibration range has all been demarcated
The calibration result of all oil consumptions is formed calibration curve, it can be achieved that the oil consumption calibration range of 5-300kg/h by Cheng Hou.
As shown in Fig. 2, in the present embodiment, caliberating device further includes the blowdown piping 4 connected with circulation line 6, deflate
Vent valve 5 is provided on pipeline 4.By setting blowdown piping 4 and vent valve 5, air present in circulation line 6 can be arranged
Go out, to improve stated accuracy.
In the present embodiment, caliberating device further includes the pressure reducing valve 7 being set on circulation line 6.When passing through flow-rate adjustment
When valve group 8 cannot effectively adjust the flow of circulation line 6, the pressure in circulation line 6, Jin Erfu can be adjusted by pressure reducing valve 7
Help the flow adjusted in circulation line 6.It is of course also possible to it is not provided with pressure reducing valve 7.
In the present embodiment, caliberating device further includes the pressure gauge 2 being set on circulation line 6.It is detected by pressure gauge 2
Pressure in circulation line 6 adjusts the pressure in circulation line 6 by the numerical value for observing pressure gauge 2, adjusts pressure more accurate
Really.
In the present embodiment, caliberating device further includes the check valve 16 being arranged in parallel with flow-rate adjustment valve group 8, check valve 16
Both ends connect respectively with circulation line 6, the guide direction of check valve 16 is from oil inlet pipe 1 to measuring pipeline 11.Setting is unidirectional
The purpose of valve 16 is to ensure that circulation line 6 is unimpeded always, and when the flow in circulation line 6 is smaller, fuel oil may not
By flow-rate adjustment valve group 8, then fuel oil can be at a particular pressure by check valve 16, and different flow model is completed in realization circulation
The calibration enclosed.
In the present embodiment, caliberating device further includes the safety valve 14 being set between oil inlet pipe 1 and oil outlet pipe 13.
When the pressure in pipeline is excessive, release draining, protection pipeline safety are realized by safety valve 14.
As shown in figure 3, in the present embodiment, caliberating device further includes the drain line 9 connected with circulation line 6, draining
Gate gurgle valve 10 is provided on pipeline 9.When completing calibration test, when needing to release the fuel oil in circulation line 6, draining can be opened
Valve 10, the fuel oil in circulation line 6 are discharged by drain line 9.
Further, in the present embodiment, the inlet communication of the import of oil outlet pipe 13 and measurement pipeline 1, and measurement pipe
Shut-off valve 15 is provided on the pipeline that road 11 is connected with oil outlet pipe 13.When carrying out calibration test, shut-off valve 15 is located always
In off-state, oil outlet pipe 13 is not connected with measuring pipeline 11.After completing to demarcate, in order to by circulation line 6 and flowline
Fuel oil in road 13, oil inlet pipe 1 etc. is thoroughly discharged, can be with turn-on deadline valve 15, thus by oil outlet pipe 13, oil inlet pipe 1
It is connected Deng with drain line 9, realizes thoroughly draining.
In order to facilitate the control of fuel oil, in the present embodiment, oil inlet pipe 1, measures pipeline 11 and cycle at oil outlet pipe 13
Valve 12 is both provided on pipeline 6.Valve 12 is opened and closed as needed.
The specific work process of the caliberating device is：
By the outlet of oil inlet pipe 1 and quality formula fuel consumption meter, by the oil return of oil outlet pipe 13 and quality formula fuel consumption meter
Mouth connection will measure the fuel tank inlet communication of pipeline 11 and quality formula fuel consumption meter, if quality formula fuel consumption meter has fuel oil temperature control
Device then connects oil inlet pipe 1 and oil outlet pipe 13 with the oil outlet of fuel oil temperature control device and oil return opening respectively, checks pipeline
It seals and without oil leakage phenomenon.
Start quality formula fuel consumption meter and caliberating device, confirm equipment alarm free and failure, start quality formula fuel consumption meter and combustion
Oily temperature control device, adjustment state to stabilization, temperature is identical with environment temperature, according to the flow of setting, adjusts coarse adjustment valve 81 first
To oil consumption and setting value deviation within 1kg/h, accurate adjustment valve 82 is then adjusted to setting numerical value.
After oil consumption stabilization, the numerical value of quality formula fuel consumption meter and caliberating device is recorded, and is compared, such as calibration offset
It more than setting value, need to reexamine and stable state, and repeat to demarcate, repeat at most three times.
After the completion of calibration, the calibration of other oil consumptions is carried out as needed, ultimately forms calibration curve.
Each embodiment is described by the way of progressive in this specification, the highlights of each of the examples are with other
The difference of embodiment, just to refer each other for identical similar portion between each embodiment.
The foregoing description of the disclosed embodiments enables professional and technical personnel in the field to realize or new using this practicality
Type.A variety of modifications of these embodiments will be apparent for those skilled in the art, determine herein
The General Principle of justice can be realized in other embodiments without departing from the spirit or scope of the present utility model.Cause
This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein
The most wide range consistent with features of novelty.
Claims (10)
1. a kind of caliberating device of quality formula fuel consumption meter, which is characterized in that including：
For the oil inlet pipe connected with the oil outlet of the fuel consumption meter；
For the oil outlet pipe connected with the oil return opening of the fuel consumption meter, the oil outlet pipe is connected with the oil inlet pipe；
For the measurement pipeline of the fuel tank inlet communication with the fuel consumption meter；
Circulation line, the measurement pipeline are connected with the oil inlet pipe by circulation line；
The mass flowmenter being set on the circulation line；
The flow-rate adjustment valve group being set on the circulation line.
2. the caliberating device of quality formula fuel consumption meter according to claim 1, which is characterized in that the flow-rate adjustment valve group packet
Coarse adjustment valve and accurate adjustment valve are included, the coarse adjustment valve and accurate adjustment valve are arranged in parallel on the circulation line.
3. the caliberating device of quality formula fuel consumption meter according to claim 1, which is characterized in that further include and the circulation pipe
The blowdown piping of road connection, is provided with vent valve on the blowdown piping.
4. the caliberating device of quality formula fuel consumption meter according to claim 1, which is characterized in that further include and be set to described follow
The pressure reducing valve of endless tube road.
5. the caliberating device of quality formula fuel consumption meter according to claim 1, which is characterized in that further include and be set to described follow
The pressure gauge of endless tube road.
6. the caliberating device of quality formula fuel consumption meter according to claim 1, which is characterized in that further include and the flow tune
The check valve that section valve group is arranged in parallel, the both ends of the check valve are connect respectively with the circulation line, and the check valve is led
To direction from the oil inlet pipe to the oil outlet pipe.
7. the caliberating device of quality formula fuel consumption meter according to claim 1, which is characterized in that further include be set to it is described into
Safety valve between oil pipe line and the oil outlet pipe.
8. the caliberating device of quality formula fuel consumption meter according to claim 1, which is characterized in that further include and the circulation pipe
The drain line of road connection, is provided with gate gurgle valve on the drain line.
9. the caliberating device of quality formula fuel consumption meter according to claim 8, which is characterized in that the import of the oil outlet pipe
With the inlet communication for measuring pipeline, and described measure is provided with cut-off on the pipeline that is connected with the oil outlet pipe of pipeline
Valve.
10. according to the caliberating device of claim 1-9 any one of them quality formula fuel consumption meters, which is characterized in that the oil inlet
Pipeline, the oil outlet pipe and measurement pipe road are both provided with valve.
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| CN201721433922.7U CN207472391U (en) | 2017-10-31 | 2017-10-31 | A kind of caliberating device of quality formula fuel consumption meter |
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| CN201721433922.7U CN207472391U (en) | 2017-10-31 | 2017-10-31 | A kind of caliberating device of quality formula fuel consumption meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655551A (en) * | 2017-10-31 | 2018-02-02 | 潍柴动力股份有限公司 | A kind of caliberating device of quality formula fuel consumption meter |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655551A (en) * | 2017-10-31 | 2018-02-02 | 潍柴动力股份有限公司 | A kind of caliberating device of quality formula fuel consumption meter |
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