CN201635898U - Function detection device for civil airplane fuel oil booster pumps - Google Patents
Function detection device for civil airplane fuel oil booster pumps Download PDFInfo
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- CN201635898U CN201635898U CN2010201353205U CN201020135320U CN201635898U CN 201635898 U CN201635898 U CN 201635898U CN 2010201353205 U CN2010201353205 U CN 2010201353205U CN 201020135320 U CN201020135320 U CN 201020135320U CN 201635898 U CN201635898 U CN 201635898U
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Abstract
A function detection device for civil airplane fuel oil booster pumps comprises a main oil tank, an auxiliary oil tank, a fuel oil level gauge, a fuel oil level regulating valve, a flow (pressure) regulating valve, turbine flowmeters, a precision pressure gauge, a motor pump assembly, an oil suction filter, an oil return filter, a clogging alarm, a flow digital display meter, a shut-off valve, an intermediate-frequency ampere meter, a control console, a cooler and a thermometer. The utility model has the advantages that the flash point of an adopted substitute testing oil is quite higher than that of the RP-3 aviation kerosene, so as to reduce the risk of fuel oil combustion exploration under factory conditions; the overturn of the main and the auxiliary oil tanks is no more needed, so as to avoid the risk of oil leakage; an oil-well pump and the fuel oil level regulating valve are adopted to ensure an accurate and rapid level regulation; an electrically-controlled precision throttle valve is used to realize a rapider and more stable flow regulation at the outlet of a pump to be tested; the openness of a proportional water valve corresponds to the temperature of the oil tanks, so as to stabilize the temperatures of the fuel oil tanks within the range of 2 DEG C higher or lower than a set temperature; and the entire equipment system has reasonable and compact structure, safe and practical performance, efficient, convenient and rapid operation, as well as elegant appearance.
Description
Technical field
The utility model relates to a kind of detection device, what be specifically related to is a kind of detection device of aircarrier aircraft oil fuel booster pump test function.
Background technique
Be used to detect the testing apparatus of the every function of aircarrier aircraft oil fuel booster pump, be whether to meet the design code scope, thereby judge whether this pump performance is qualified, whether reaches the seaworthiness safety standard and the use of installing by simulating the various performance parameters of this pump.
Abroad, follow the development of aircarrier aircraft flight and systems technology, oil fuel booster pump has had the use history of good decades.At US and European, oil fuel booster pump detection technique and equipment are widely adopted.
Also there is the detection facility of the similar functions finished in China for satisfying army's civil aircraft oil fuel booster pump product seaworthiness and safety requirement.But the test oil of the fuel pump testing apparatus that China adopts is fuel oil, and is inflammable at the bottom of the fuel oil flash-point, and the burn-proof and explosion prevention safety installations between test carriage require high; Equipment adopts upset fuel tank mode mostly, when tested pump promptly is installed, need forward the mounting flange of fuel tank more than the liquid level of fuel tank top to, not only operation inconvenience, and to fuel tank up and down each junction plane sealability require very high, otherwise leakage of oil easily; Liquid level height is fixed, and can not satisfy the different requirement of different fuel pump requirement liquid level height.
The model utility content
At the deficiency on the prior art, the utility model purpose is to be to provide a kind of fuel pump device for testing functions that satisfies restriction multiple different fuel pump test conditions, that be not subjected to environmental conditions, convenient operating maintenance, high working efficiency.
To achieve these goals, the technical solution adopted in the utility model is: the detection device of aircarrier aircraft oil fuel booster pump test function, adopt a kind of and RP-3 Aviation Fuel at 0 ~ 50 ℃ of temperature range lower density test replacement oil all identical with viscosity, adopt major and minor two fuel tanks, tested oil fuel booster pump is installed on the main fuel tank, has been avoided the fuel tank upset; Adopt electric-motor pump to the collaborative liquid level of regulating of main fuel tank oil pumping and Liquid level adjusting valve.
Described main fuel tank is communicated with drop tank by oil feed line, is provided with one-way valve in the described oil feed line, to prevent the main fuel tank fuel oil drop tank that flows backwards back; Also being provided with the test oil that filter comes drop tank in oil feed line filters clean; Precision pressure gauge, big turbine flowmeter, little turbine flowmeter, accurate throttle valve and tubular cooler also are installed on the export pipeline of described tested oil fuel booster pump outlet end.
Described accurate throttle valve is automatically controlled throttle valve, and is fast to the speed of Flow-rate adjustment, precision is high, flow is more stable.
The liquid level of main fuel tank utilizes fluid level control valve to open, and is adjusted to specified value by bleeding off some oil; Before tested oil fuel booster pump powers up work, each valve of tested pump discharge is reached maximum; Behind the tested pump work, slowly turn down accurate throttle valve, the flow value and the force value of flowmeter and record precision pressure gauge; When flow is turned big turbine flowmeter down and can not accurately be reflected in the pipeline real traffic data, close shut-off valve, read the numerical value of this stage flowmeter and precision pressure gauge; In the tested pump discharge pipeline tubular cooler is installed, cooler makes the whole test system oil liquid temperature constant with cooling tower (workshop equipment) water cooling, and thermometer is installed in main fuel tank and drop tank place; It is clean to guarantee main fuel tank fluid that the oil return filter also is installed in the tested pump discharge pipeline;
For making system more stable, main fuel tank and drop tank are respectively equipped with first air respiratorresuscitator and second air respiratorresuscitator; For easy to maintenance, the fuel outlet valve that liquid level is regulated usefulness is installed between main fuel tank and drop tank, described fuel outlet valve comprises first fuel outlet valve, second fuel outlet valve and the 3rd fuel outlet valve.
Described oil fuel booster pump function detection device is with the fuel flow of the tested pump discharge of automatically controlled accurate throttle valve adjustment.
What described tubular cooler adopted is cooling tower, also is provided with thermometer at described main fuel tank and drop tank place, and the ratio water valve of automatic control oil temperature is installed at cooling water channel.
Working procedure of the present utility model: tested pump (aircraft is adorned) is installed on the flange of the positive side of fuel tank, with oil well pump the filler opening of tested pump is submerged in (requiring according to the technical data that possesses product) behind certain liquid level, the medium-frequency power (providing as required) of certain 28V direct current or 400HZ is provided for the test pump, tested pump high speed rotating and then the fuel oil in the fuel tank pumped, regulate the opening aperture of fuel pressurization pump discharge, after the pump discharge flow reaches predetermined range, with accurate flowmeter survey and write down pump discharge pressure and whether reach the technical data claimed range; Change rate of discharge, measure and write down new outlet pressure.Continue to detect all other regulation performance parameters and with the specified data contrast, thereby with the every performance of the tested pump of data display whether in acceptability limit.The entire equipment system architecture is rationally compact, and performance is safe and practical, and it is efficiently convenient to operate, and beautiful shape is generous.
The beneficial effects of the utility model:, thereby reduced the danger of oil inflame blast under the factory condition because native system adopts alternative test oil flash value more much higher than RP-3 Aviation Fuel; Major and minor two fuel tanks need not overturn and avoid leakage of oil danger; Oil well pump and Liquid level adjusting valve have guaranteed that the liquid level adjusting accurately fast; The Flow-rate adjustment that automatically controlled accurate throttle valve makes tested pump discharge is faster and stable; The temperature of ratio water valve aperture and fuel tank adapts, and guarantees that fuel oil fuel tank temperature stabilization is in ℃ scope of setting temperature ± 2; The entire equipment system architecture is rationally compact, and performance is safe and practical, and it is efficiently convenient to operate, and beautiful shape is generous.
Description of drawings
Fig. 1 is a structure principle chart of the present utility model.
Among the figure: 1, drop tank; 2, fuel outlet valve; 3, thermometer; 4, air respiratorresuscitator; 5, fuel outlet valve; 6, oiling electric-motor pump assembly; 7, one-way valve; 8, accurate filter; 9, fluid level control valve; 10, main fuel tank; 11, fuel outlet valve; 12, thermometer; 13, level meter; 14, air respiratorresuscitator; 15, compacting pressure table; 16, turbine flowmeter (greatly); 17, shut-off valve; 18, turbine flowmeter (little); 19, accurate throttle valve; 20, tubular cooler; 21, oil return filter, 22, tested oil fuel booster pump.
Embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, below in conjunction with embodiment, further set forth the utility model.
With reference to figure 1, as shown in Figure 1, this oil fuel booster pump function detection device adopts and a kind ofly fuel pump is detected at 0 ~ 50 ℃ of temperature range lower density test replacement oil all identical with viscosity with the RP-3 Aviation Fuel, has reduced the danger of oil inflame blast under the factory condition; It comprises the main fuel tank 10 that is used to install tested oil fuel booster pump 22; As the electric-motor pump assembly 6 of dynamical element to the main fuel tank fuel feeding; With the useless unprecedented arrangement drop tank 1 in test bench bottom, this main fuel tank 10 is communicated with drop tank 1 by oil feed line; The fuel oil of main fuel tank 10 is taken out from drop tank 1 by electric-motor pump assembly 6, its integral device compact structure, and beautiful shape is generous.
In the present embodiment, described main fuel tank 10 and drop tank 1 are two oil tank systems of installing up and down, and main fuel tank 10 is last, and drop tank 1 is at following (the fuel tank bottom is concordant with mounting base).The setting height(from bottom) of tested pump testing just in time is to be grown up to stand to be convenient to install the height of pump, and the mounting or dismounting of pump on test bench before and after the test are all very convenient.
In main fuel tank 10 and oil feed line that drop tank 1 is connected, be provided with one-way valve 7, to prevent the main fuel tank 10 fuel oils drop tank that flows backwards back; It also is provided with the test oil that filter 8 comes drop tank 1 and filters clean; The liquid level of main fuel tank 10 utilizes fluid level control valve 9 to open, and is adjusted to specified value by bleeding off some oil.
In the present embodiment, described accurate throttle valve 19 is automatically controlled throttle valve, and is fast to the speed of Flow-rate adjustment, precision is high, flow is more stable.Before tested oil fuel booster pump powers up work, each valve of tested pump discharge is reached maximum; Behind the tested pump work, slowly turn down accurate throttle valve 19, the flow value and the force value of flowmeter 16 and record precision pressure gauge 15.
In the tested pump discharge pipeline tubular cooler 20 is installed, cooler makes the whole test system oil liquid temperature constant with cooling tower (workshop equipment) water cooling, and thermometer is installed in main fuel tank 10 and drop tank 1 place; It is clean to guarantee main fuel tank fluid that oil return filter 21 also is installed in the tested pump discharge pipeline; For making system more stable, main fuel tank 10 is provided with first air respiratorresuscitator 14, and drop tank 1 is provided with second air respiratorresuscitator 4; For easy to maintenance, the fuel outlet valve that liquid level is regulated usefulness is installed between main fuel tank 10 and drop tank 1, described fuel outlet valve comprises first fuel outlet valve 11, second fuel outlet valve 2 and the 3rd fuel outlet valve 5.
When the utility model uses, tested pump is installed on the flange of main fuel tank 10, being connected to flexible pipe of tested pump discharge detects on the oil circuit, checks whether each valve of main fuel tank, interface are blocked, and whether each sealing surface good seal; To electric-motor pump assembly 6 power supply starting electrical machinery pumps, the oil of drop tank be drawn into main fuel tank up to liquid level a little more than the data requirement liquid level; Open fluid level control valve 9, become the limit of draining the oil and observe the liquid level scale that main fuel tank fluid is presented at level meter, when liquid level just in time meets data requirement, fluid level control valve 9 tightened and close; Shut-off valve 17, accurate throttle valve 19 are turned on fully open position; By data requirement power line is connected in the power socket of tested oil fuel booster pump, starts tested oil fuel booster pump; Move after 1～2 minute, start cooling water valve and cooling tower, setting the fuel tank temperature is specified value; Slowly turn down accurate throttle valve 19, force value and the flow value and the record of record precision pressure gauge 15 and flowmeter 16.
When flow is turned big turbine flowmeter down and can not accurately be reflected in the pipeline real traffic data, close shut-off valve 17, read the numerical value and the record of this stage precision pressure gauge 15 and flowmeter 18; Repeat above test, the detected parameters and the performance parameter contrast of pump regulation of tested pump are judged whether this pump performance is qualified, otherwise test again after defective fuel pumping repair shop decomposed, cleans, detects, repairs, assembles.
The utility model adopts alternative test oil flash value more much higher than RP-3 Aviation Fuel, thereby has reduced the danger of oil inflame blast under the factory condition; Adopt major and minor two fuel tanks, fuel tank need not overturn thereby avoid leakage of oil danger; Adopt collaborative adjusting of oil well pump and Liquid level adjusting valve to guarantee the liquid level requirement; The Flow-rate adjustment that adopts automatically controlled accurate throttle valve to make tested pump discharge is faster and stable; Employing ratio water valve, the temperature of its water valve aperture and fuel tank adapts, and guarantees that fuel oil fuel tank temperature stabilization is in ℃ scope of setting temperature ± 2; The entire equipment system architecture is rationally compact, and performance is safe and practical, and it is efficiently convenient to operate, and beautiful shape is generous.
More than show and described basic principle of the present utility model and major character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in the foregoing description and the specification just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall in claimed the utility model scope.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. the detection device of aircarrier aircraft oil fuel booster pump test function is characterized in that, it comprises that one is used to install the main fuel tank of tested oil fuel booster pump;
One as the electric-motor pump assembly of dynamical element to the main fuel tank fuel feeding;
One drop tank by oil feed line connection main fuel tank, the fuel oil of described drop tank is drawn into main fuel tank by the electric-motor pump assembly;
One adjusts the fluid level control valve of fuel liquid level height in the main fuel tank, and it is arranged on the main fuel tank;
In described oil feed line, be provided with one-way valve and filter, precision pressure gauge, big turbine flowmeter, little turbine flowmeter, accurate throttle valve and tubular cooler also are installed on the export pipeline of described tested oil fuel booster pump outlet end, described main fuel tank is provided with first air respiratorresuscitator, and described drop tank is provided with second air respiratorresuscitator.
2. according to the described aircarrier aircraft oil fuel booster pump of claim 1 function detection device, it is characterized in that: described main fuel tank and the drop tank two oil tank systems for installing up and down, described main fuel tank is arranged on the top of described drop tank.
3. according to the described aircarrier aircraft oil fuel booster pump of claim 1 function detection device, it is characterized in that: described big turbine flowmeter and little turbine flowmeter adopt the tandem mounting structure.
4. according to the described aircarrier aircraft oil fuel booster pump of claim 1 function detection device, it is characterized in that: described accurate throttle valve is automatically controlled throttle valve.
5. according to claim 1 or 2 described aircarrier aircraft oil fuel booster pump function detection devices, it is characterized in that: the fuel outlet valve that liquid level is regulated usefulness is installed between main fuel tank and drop tank, and described fuel outlet valve comprises first fuel outlet valve, second fuel outlet valve and the 3rd fuel outlet valve.
6. according to the described aircarrier aircraft oil fuel booster pump of claim 1 function detection device, it is characterized in that: the oil return filter also is installed in the described tested oil fuel booster pump export pipeline.
7. according to the described aircarrier aircraft oil fuel booster pump of claim 1 function detection device, it is characterized in that: what described tubular cooler adopted is cooling tower, also is provided with thermometer at described main fuel tank and drop tank place.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201353205U CN201635898U (en) | 2010-03-18 | 2010-03-18 | Function detection device for civil airplane fuel oil booster pumps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201353205U CN201635898U (en) | 2010-03-18 | 2010-03-18 | Function detection device for civil airplane fuel oil booster pumps |
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| Publication Number | Publication Date |
|---|---|
| CN201635898U true CN201635898U (en) | 2010-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201353205U Expired - Fee Related CN201635898U (en) | 2010-03-18 | 2010-03-18 | Function detection device for civil airplane fuel oil booster pumps |
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| CN (1) | CN201635898U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192065A (en) * | 2010-03-18 | 2011-09-21 | 上海航新航宇机械技术有限公司 | Device for detecting function of oil fuel booster pump of civil aircraft |
| CN104908582A (en) * | 2015-07-05 | 2015-09-16 | 济南超舜中药科技有限公司 | Oil tank with secondary oil storing function |
| CN105372050A (en) * | 2015-11-30 | 2016-03-02 | 江苏大学 | Test device of jet pump |
-
2010
- 2010-03-18 CN CN2010201353205U patent/CN201635898U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102192065A (en) * | 2010-03-18 | 2011-09-21 | 上海航新航宇机械技术有限公司 | Device for detecting function of oil fuel booster pump of civil aircraft |
| CN104908582A (en) * | 2015-07-05 | 2015-09-16 | 济南超舜中药科技有限公司 | Oil tank with secondary oil storing function |
| CN105372050A (en) * | 2015-11-30 | 2016-03-02 | 江苏大学 | Test device of jet pump |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101117 Termination date: 20180318 |