CN107956621A - A kind of main fuel pump performance test device - Google Patents
A kind of main fuel pump performance test device Download PDFInfo
- Publication number
- CN107956621A CN107956621A CN201711322784.XA CN201711322784A CN107956621A CN 107956621 A CN107956621 A CN 107956621A CN 201711322784 A CN201711322784 A CN 201711322784A CN 107956621 A CN107956621 A CN 107956621A
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- China
- Prior art keywords
- fuel
- pump
- main fuel
- oil
- homophony
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02M—SUPPLYING COMBUSTION ENGINES IN GENERAL WITH COMBUSTIBLE MIXTURES OR CONSTITUENTS THEREOF
- F02M65/00—Testing fuel-injection apparatus, e.g. testing injection timing ; Cleaning of fuel-injection apparatus
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Feeding And Controlling Fuel (AREA)
Abstract
The invention discloses a kind of main fuel pump performance test device, it includes primary pump（6）, two stage pump（7）, gs-oil separator（8）, grease-box（9）And fuel reserve tank（10）, grease-box（9）The port of export and homophony transmission mechanism（1）Lubricating oil inlet end between be sequentially connected with radiator（11）, lubricating pump（12）, oily filter A（13）And ball valve（14）；Fuel reserve tank（10）With gs-oil separator（8）Arrival end between be sequentially connected with solenoid valve A（16）, primary pump（6）With oily filter B（17）, gs-oil separator（8）The port of export and main fuel pump Fuel-supplying governing system（2）Oil inlet between be sequentially connected with pipeline heater（18）, two stage pump（7）, solenoid valve B（19）, oily filter C（20）And pressure transmitter（21）.The beneficial effects of the invention are as follows：It is compact-sized, test efficiency is high, the performance, easy to operate of main fuel pump and fuel dispenser can be tested under different rotating speeds.
Description
Technical field
The present invention relates to Ground Support Equipment technical field, particularly a kind of main fuel pump performance test device.
Background technology
Engine is the device that power is provided for aircraft, and main fuel pump mainly provides suitable fuel for engine, main
Fuel pump must test its performance before dispatching from the factory or when repairing.Main fuel pump includes homophony transmission mechanism, main fuel
Oil pump feed regulating system and fuel dispenser, the output terminal of homophony transmission mechanism are connected with main fuel pump Fuel-supplying governing system, main
The oil outlet of fuel pump Fuel-supplying governing system is connected with fuel dispenser, and fuel dispenser includes auxiliary oil circuit and working connection, secondary oil
Multiple nozzles are parallel with road and working connection.Wherein homophony transmission mechanism is pumped into one end of main fuel pump Fuel-supplying governing system
To the other end of main fuel pump Fuel-supplying governing system, the fuel oil with pressure enters in fuel dispenser, and fuel dispenser will fire
Oil is fitted in auxiliary oil circuit and working connection, and last fuel oil is sprayed from nozzle and entered in engine, is carried so as to fulfill for engine
For fuel.Since main fuel pump is critical component, the performance for detecting main fuel pump and fuel dispenser is indispensable
The step of.
The content of the invention
The shortcomings that it is an object of the invention to overcome the prior art, there is provided one kind is compact-sized, test efficiency is high, Neng Gou
Main fuel pump performance and fuel dispenser, main fuel pump performance test device easy to operate are tested under different rotating speeds.
The purpose of the present invention is achieved through the following technical solutions：A kind of main fuel pump performance test device, it includes homophony
Transmission mechanism, main fuel pump Fuel-supplying governing system and fuel dispenser, the homophony transmission mechanism and main fuel pump fuel control
System connects, and the oil outlet of main fuel pump Fuel-supplying governing system and the oil inlet of fuel dispenser connect, and fuel dispenser goes out
Hydraulic fluid port is divided into auxiliary oil circuit and working connection, it further includes primary pump, two stage pump, gs-oil separator, grease-box and fuel reserve tank, described
Radiator, lubricating pump, oily filter A have been sequentially connected between the port of export of grease-box and the lubricating oil inlet end of homophony transmission mechanism
And ball valve, the lubricating oil outlet end of homophony transmission mechanism and the arrival end of grease-box connect, in the shaft of homophony transmission mechanism
Tachogenerator is installed；Solenoid valve A, primary pump have been sequentially connected between the fuel reserve tank and the arrival end of gs-oil separator
With oily filter B, pipeline has been sequentially connected with it between the port of export of gs-oil separator and the oil inlet of main fuel pump Fuel-supplying governing system and has added
Hot device, two stage pump, solenoid valve B, oily filter C and pressure transmitter；Multiple branch I are parallel with the auxiliary oil circuit, on each branch I
Solenoid valve C and nozzle to be tested have been sequentially connected with, has been parallel with multiple branch II on the working connection, it is suitable on each branch II
Secondary to be connected with solenoid valve D and nozzle to be tested, the other end of branch I and branch II are connected with flowmeter, flowmeter it is another
End is connected with the arrival end of gs-oil separator.
Oily filter D is connected between the main fuel pump Fuel-supplying governing system and fuel dispenser.
The present invention has the following advantages：The present invention is compact-sized, test efficiency is high, main combustion can be tested under different rotating speeds
It is oil pump and fuel dispenser performance, easy to operate.
Brief description of the drawings
Fig. 1 is the structure diagram of the present invention.
Embodiment
The present invention will be further described below in conjunction with the accompanying drawings, and protection scope of the present invention is not limited to as described below：
As shown in Figure 1, a kind of main fuel pump performance test device, it includes homophony transmission mechanism 1, main fuel pump Fuel-supplying governing system
2 and fuel dispenser 3, the homophony transmission mechanism 1 be connected with main fuel pump Fuel-supplying governing system 2, main fuel pump fuel control
The oil outlet of system 2 is connected with the oil inlet of fuel dispenser 3, and the oil outlet of fuel dispenser 3 is divided into auxiliary oil circuit 4 and working connection
5, it further includes primary pump 6, two stage pump 7, gs-oil separator 8, grease-box 9 and fuel reserve tank 10, the outlet of the grease-box 9
Radiator 11, lubricating pump 12, oily filter A13 and ball valve have been sequentially connected between end and the lubricating oil inlet end of homophony transmission mechanism 1
14, the lubricating oil outlet end of homophony transmission mechanism 1 is connected with the arrival end of grease-box 9, is pacified in the shaft of homophony transmission mechanism 1
Equipped with tachogenerator 15；Be sequentially connected between the fuel reserve tank 10 and the arrival end of gs-oil separator 8 solenoid valve A16,
Primary pump 6 and oily filter B17, sequentially connect between the port of export of gs-oil separator 8 and the oil inlet of main fuel pump Fuel-supplying governing system 2
It is connected to pipeline heater 18, two stage pump 7, solenoid valve B19, oily filter C20 and pressure transmitter 21；It is parallel with the auxiliary oil circuit 4
Solenoid valve C22 and nozzle to be tested 23 have been sequentially connected with multiple branch I, each branch I, has been parallel with the working connection 5
Solenoid valve D24 and nozzle to be tested 23 it have been sequentially connected with multiple branch II, each branch II, branch I and branch II's is another
One end is connected with flowmeter 25, and the other end of flowmeter 25 is connected with the arrival end of gs-oil separator 8.
As shown in Figure 1, it is connected with oily filter D26 between the main fuel pump Fuel-supplying governing system 2 and fuel dispenser 3.
The course of work of the present invention is as follows：Lubricating pump 12 is by the lubricating oil in grease-box 9 sequentially through radiator 11, lubrication
Pump 12, oily filter A13 and ball valve 14 are pumped into the lubricating oil inlet of homophony transmission mechanism 1, are embodied as the shaft of homophony transmission mechanism
Lubrication, high temperature grease are returned in grease-box 9.
During the performance of test nozzles, start homophony transmission mechanism 1, primary pump 6 and two stage pump 7, wherein primary pump 6 is by oil storage
Fuel oil in case 10 is sequentially pumped into gs-oil separator 8 and stores through solenoid valve A16, primary pump 6, oily filter B17, and two stage pump 7 will
Fuel oil in gs-oil separator 8 is sequentially through pipeline heater 18, two stage pump 7, solenoid valve B19, oily filter C20, pressure transmitter 21
It is sent into the oil inlet of main fuel pump Fuel-supplying governing system 2, simultaneously because the rotation of homophony transmission mechanism 1, fuel oil is from main fuel
The oil outlet of oil pump feed regulating system 2 is extruded and respectively enterd in auxiliary oil circuit 4 and working connection 5, while tachogenerator 15 measures
The rotating speed of 1 shaft of homophony transmission mechanism.When the flow performance that test the nozzle to be tested 23 on any one branch I, only
The solenoid valve C22 being connected with the nozzle is opened, and closes remaining solenoid valve C22 and solenoid valve D24, fuel oil is only from the nozzle at this time
Outflow, flows back into gs-oil separator 8 after outflow after flowmeter 25, and flowmeter 25 measures the uninterrupted of the nozzle, from
And the nozzle is judged under the rotating speed, whether nozzle performance is qualified, and all nozzles can be tested by repeating the operation, further real
The performance detection of existing fuel dispenser.After being completed, change the rotating speed of 1 shaft of homophony transmission mechanism, you can realize not
With the performance that main fuel pump and fuel dispenser are tested under rotating speed.
The above is only the preferred embodiment of the present invention, it should be understood that the present invention is not limited to described herein
Form, is not to be taken as the exclusion to other embodiment, and can be used for various other combinations, modification and environment, and can be at this
In the text contemplated scope, it is modified by the technology or knowledge of above-mentioned teaching or association area.And those skilled in the art institute into
Capable modifications and changes do not depart from the spirit and scope of the present invention, then all should be in the protection domain of appended claims of the present invention
It is interior.
Claims (2)
1. a kind of main fuel pump performance test device, it includes homophony transmission mechanism（1）, main fuel pump Fuel-supplying governing system（2）With
Fuel dispenser（3）, the homophony transmission mechanism（1）With main fuel pump Fuel-supplying governing system（2）Connection, main fuel pump fuel feeding tune
Section system（2）Oil outlet and fuel dispenser（3）Oil inlet connection, fuel dispenser（3）Oil outlet be divided into auxiliary oil circuit
（4）And working connection（5）, it is characterised in that：It further includes primary pump（6）, two stage pump（7）, gs-oil separator（8）, grease-box
（9）And fuel reserve tank（10）, the grease-box（9）The port of export and homophony transmission mechanism（1）Lubricating oil inlet end between it is suitable
It is secondary to be connected with radiator（11）, lubricating pump（12）, oily filter A（13）And ball valve（14）, homophony transmission mechanism（1）Lubricating oil outlet
End and grease-box（9）Arrival end connection, homophony transmission mechanism（1）Shaft on tachogenerator is installed（15）；It is described
Fuel reserve tank（10）With gs-oil separator（8）Arrival end between be sequentially connected with solenoid valve A（16）, primary pump（6）With oily filter B
（17）, gs-oil separator（8）The port of export and main fuel pump Fuel-supplying governing system（2）Oil inlet between be sequentially connected with pipeline
Heater（18）, two stage pump（7）, solenoid valve B（19）, oily filter C（20）And pressure transmitter（21）；The auxiliary oil circuit（4）On simultaneously
Multiple branch I are associated with, solenoid valve C has been sequentially connected with each branch I（22）With nozzle to be tested（23）, the working connection
（5）On be parallel with multiple branch II, be sequentially connected with solenoid valve D on each branch II（24）With nozzle to be tested（23）, branch
The other end of road I and branch II are and flowmeter（25）Connection, flowmeter（25）The other end and gs-oil separator（8）Entrance
End connection.
A kind of 2. main fuel pump performance test device according to claim 1, it is characterised in that：The main fuel pump fuel feeding tune
Section system（2）With fuel dispenser（3）Between be connected with oily filter D（26）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322784.XA CN107956621A (en) | 2017-12-12 | 2017-12-12 | A kind of main fuel pump performance test device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711322784.XA CN107956621A (en) | 2017-12-12 | 2017-12-12 | A kind of main fuel pump performance test device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107956621A true CN107956621A (en) | 2018-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201711322784.XA Pending CN107956621A (en) | 2017-12-12 | 2017-12-12 | A kind of main fuel pump performance test device |
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| CN (1) | CN107956621A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678938A (en) * | 2018-05-09 | 2018-10-19 | 中国人民解放军空军工程大学 | Fuel On Board pumps performance degradation test method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434349A (en) * | 2011-09-30 | 2012-05-02 | 中国南方航空工业(集团)有限公司 | Fuel injector system and aircraft engine with same |
| CN202926581U (en) * | 2012-11-19 | 2013-05-08 | 武汉航达航空科技发展有限公司 | Test system for main fuel pump of airplane |
| CN203705175U (en) * | 2014-01-08 | 2014-07-09 | 新乡平原航空技术工程有限公司 | Oil supply device for test and fuel oil test system with oil supply device |
| CN104100512A (en) * | 2013-04-03 | 2014-10-15 | 上海航新航宇机械技术有限公司 | Fuel pump test bed |
| CN205679389U (en) * | 2016-06-17 | 2016-11-09 | 成都航利电气有限公司 | Fuel nozzle performance test device |
-
2017
- 2017-12-12 CN CN201711322784.XA patent/CN107956621A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102434349A (en) * | 2011-09-30 | 2012-05-02 | 中国南方航空工业(集团)有限公司 | Fuel injector system and aircraft engine with same |
| CN202926581U (en) * | 2012-11-19 | 2013-05-08 | 武汉航达航空科技发展有限公司 | Test system for main fuel pump of airplane |
| CN104100512A (en) * | 2013-04-03 | 2014-10-15 | 上海航新航宇机械技术有限公司 | Fuel pump test bed |
| CN203705175U (en) * | 2014-01-08 | 2014-07-09 | 新乡平原航空技术工程有限公司 | Oil supply device for test and fuel oil test system with oil supply device |
| CN205679389U (en) * | 2016-06-17 | 2016-11-09 | 成都航利电气有限公司 | Fuel nozzle performance test device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108678938A (en) * | 2018-05-09 | 2018-10-19 | 中国人民解放军空军工程大学 | Fuel On Board pumps performance degradation test method |
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| TA01 | Transfer of patent application right |
Effective date of registration: 20201125 Address after: Floor 1, building 3, No. 10, Gaopeng Avenue, high tech Zone, Chengdu, Sichuan 610000 Applicant after: Chengdu Hangli Equipment Technology Co., Ltd Address before: 610041 Sichuan province Chengdu city Chengdu high tech Zone Gaopeng Avenue No. 10 Applicant before: CHENGDU HOLY ELECTRIC Co.,Ltd. |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20180424 |
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| RJ01 | Rejection of invention patent application after publication |