CN116908418B - Aviation lubricating oil deposition performance test equipment - Google Patents
Aviation lubricating oil deposition performance test equipment Download PDFInfo
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- CN116908418B CN116908418B CN202310893843.8A CN202310893843A CN116908418B CN 116908418 B CN116908418 B CN 116908418B CN 202310893843 A CN202310893843 A CN 202310893843A CN 116908418 B CN116908418 B CN 116908418B
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- lubricating oil
- sealing
- box body
- rotating shaft
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 87
- 230000008021 deposition Effects 0.000 title claims abstract description 46
- 238000011056 performance test Methods 0.000 title claims abstract description 20
- 238000012360 testing method Methods 0.000 claims abstract description 201
- 238000007789 sealing Methods 0.000 claims abstract description 78
- 230000007246 mechanism Effects 0.000 claims abstract description 44
- 238000006213 oxygenation reaction Methods 0.000 claims description 24
- 238000010438 heat treatment Methods 0.000 claims description 19
- 239000011521 glass Substances 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 239000003921 oil Substances 0.000 description 7
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 6
- 238000010586 diagram Methods 0.000 description 6
- 229910052760 oxygen Inorganic materials 0.000 description 6
- 239000001301 oxygen Substances 0.000 description 6
- 230000005540 biological transmission Effects 0.000 description 5
- 238000005452 bending Methods 0.000 description 4
- 230000003647 oxidation Effects 0.000 description 4
- 238000007254 oxidation reaction Methods 0.000 description 4
- 238000004062 sedimentation Methods 0.000 description 4
- 230000001050 lubricating effect Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006555 catalytic reaction Methods 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000004939 coking Methods 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000013049 sediment Substances 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000012795 verification Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/26—Oils; viscous liquids; paints; inks
- G01N33/28—Oils, i.e. hydrocarbon liquids
- G01N33/2888—Lubricating oil characteristics, e.g. deterioration
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
Abstract
The invention relates to the field of lubricating oil performance test, in particular to aviation lubricating oil deposition performance test equipment, which comprises a test box body and a deposition test mechanism, wherein the deposition test mechanism comprises a mounting frame, a support bearing, a rotating shaft, a sealing ring, a test bearing and a drainage mechanism, the upper end of the rotating shaft is fixedly connected with an inner ring of the support bearing, a test bearing array is fixedly sleeved on the rotating shaft, the drainage mechanism is fixedly arranged on the rotating shaft corresponding to the test bearing, the drainage mechanism comprises a fixing frame and a drainage tube, the circumferential array of the drainage tube is fixedly arranged on the fixing frame, a sealing door is hinged in the sealing groove of the front side panel of the test box body, the rotating shaft in the deposition test mechanism is controlled to rotate, test lubricating oil is intermittently poured on the test bearing arranged in the array along with the rotation of the rotating shaft, and the test lubricating oil is simulated in a state in actual working, and a plurality of lubricating oil samples or the same lubricating oil can be subjected to comparison test under different environments.
Description
Technical Field
The invention relates to the field of lubricating oil performance test, in particular to aviation lubricating oil deposition performance test equipment.
Background
Aviation lubricating oil: the lubricating oil is used for effectively lubricating high-temperature components moving mutually in a turbine engine through a lubricating system and simultaneously taking away a large amount of heat of the high-temperature components, so that the high-temperature components of the engine can be relatively cooled to keep stable running at a proper working temperature; in addition, in the lubrication system, when the lubricating oil is recovered, impurities in the engine are taken away, which is equivalent to the cleaning function of the turbine engine.
In the lubricating system, the lubricating oil is continuously recycled, in the whole circulating process, the lubricating oil is subjected to the processes of heat absorption, temperature rise, oxidation, cooling and the like, the oxidation process of the lubricating oil is very intense at high temperature, one part of thin-layer lubricating oil on the surface of a part is evaporated, the other part of thin-layer lubricating oil is deeply oxidized under metal catalysis, finally a condensation substance is generated, and deposited on the surface of the part to form a paint film, meanwhile, the lubricating oil is slightly lower in oil temperature in a crankcase, and the lubricating oil is strongly stirred and splashed, so that the contact surface with oxygen is very large, the oxidation effect is quite intense, and the dissoluble substances in the oil are increased, so that the reaction tendency of evaporation, coking, corrosion and the like is generated, the research and evaluation of the high-temperature deposition performance of the lubricating oil are necessary, the conventional lubricating oil deposition performance measuring device mostly adopts a single-group lubricating oil test, the concentrated discharge is difficult to compare, and the deposition performance difference of the lubricating oil under different conditions is difficult to be mastered in time, and the conventional problem is solved.
Disclosure of Invention
The invention aims to solve the defect that the deposition performance difference of lubricating oil under different conditions is difficult to grasp in time in the prior art, and provides aviation lubricating oil deposition performance test equipment.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the utility model provides an aviation lubricating oil sedimentation performance test equipment, includes test box and sedimentation test mechanism, the sedimentation test mechanism sets up on the test box, the sedimentation test mechanism includes mounting bracket, support bearing, pivot, sealing ring, test bearing, drainage mechanism, the mounting bracket corresponds to be installed in the mounting groove of test chamber upper end in the test box, support bearing outer lane fixed mounting is in the middle of the mounting bracket, the pivot upper end with support bearing inner race fixed connection, sealing ring fixed mounting is in pivot lower extreme and sealed rotation are installed in test chamber bottom, test bearing array fixed cover is established in the pivot, the drainage mechanism corresponds test bearing fixed mounting is in the pivot, the drainage mechanism includes mount, drainage tube, the mount corresponds fixed mounting is in test bearing top, circumference array fixed mounting is in on the mount, articulated the installing seal door in the seal groove of test box front side board, the test box upper end is installed and is oxygenated the component.
Preferably, a sealing ring is fixedly arranged at the edge of the joint of the sealing door and the test box body, the sealing door is provided with an array penetrating threaded connection with a fastening bolt, and the fastening bolt is correspondingly in threaded connection with the test box body.
Preferably, the handle is fixedly arranged on the outer side of the sealing door, a round hole is formed in the sealing door corresponding to the test cavity in a penetrating mode, and a glass window is fixedly arranged in the round hole in a sealing mode.
Preferably, the oxygenation element comprises a high-pressure oxygenation instrument and an oxygenation pipeline, the high-pressure oxygenation instrument is fixedly arranged at the top end of the test box body, the oxygenation pipeline is communicated with the high-pressure oxygenation instrument and is communicated with the test cavity through the inside of the test box body, and a driving element is arranged at the rear side of the test box body and is connected with the rotating shaft.
Preferably, the movable groove is set up to the test box rear side, the pivot lower extreme runs through and extends to in the movable groove, driving element includes outer ring gear, chain, outer ring gear fixed mounting is in the pivot lower extreme, chain meshing transmission cover is established on the outer ring gear, the inside fixed mounting of test box rear side has driving motor, driving motor output shaft fixed mounting has the gear, the gear with chain meshing transmission is connected.
Preferably, the test box body is internally provided with a heating element, the heating element comprises a heating bottom plate, a circuit and a control box, the heating bottom plate is fixedly installed inside the test box body and correspondingly arranged below the test cavity, the circuit is electrically connected with the heating bottom plate and extends to the outer side, and the control box is fixedly installed on the side face of the test box body and is electrically connected with the circuit.
Preferably, the drain groove is arranged at the bottom of the test cavity and extends to the outer side, a sealing plug is inserted in the drain groove in a sealing way, a connecting buckle is fixedly arranged at the outer end of the sealing plug, a thread penetrates through the connecting buckle to be provided with a sealing bolt, the sealing bolt is in threaded connection with the rear side of the test box body, and a flow guiding frame is fixedly arranged at the outer side of the lower end of the drain groove.
Preferably, the lower aspect plate at the front side of the test box body is provided with an operation display panel.
Preferably, the device further comprises a radial loading mechanism, wherein the radial loading mechanism comprises a collision plate, a sleeve and a screw rod, the collision plate corresponds to the test bearing and is arranged in the test cavity, the sleeve is fixedly arranged on the collision plate and penetrates through the upper side of the test box in a sliding manner, and the screw rod is in threaded connection with the sleeve in an inserting manner.
Preferably, the upper end of the test box body is fixedly provided with a sealing plate corresponding to the screw rod, the screw rod threads penetrate through the sealing plate, and the upper end of the screw rod is fixedly provided with a rotating handle.
The aviation lubricating oil deposition performance test equipment provided by the invention has the beneficial effects that:
1. the rotating shaft in the deposition test mechanism is controlled to rotate, the test lubricating oil is intermittently poured on the test bearings arranged in an array along with the rotation of the rotating shaft, the test cavities are obliquely arranged, so that softened oil can be submerged under the action of gravity in the state that the test bearings rotate to simulate the lubricating oil in actual work, so that less sediment is formed in the drainage tube, the running stability of the test bearings is ensured, a plurality of test cavities and a plurality of groups of deposition test mechanisms are arranged, a plurality of test tests can be simultaneously carried out on a plurality of lubricating oil samples, or comparison tests are carried out on the same lubricating oil under different environments (such as temperature and oxygen content), after the test is finished, the tested lubricating oil in each test cavity is discharged respectively and is tested, and the deposition performance of the lubricating oil can be tested more clearly and accurately.
2. Through rotating the handle in the radial loading mechanism, because handle and telescopic threaded connection to the spacing rib that sleeve both sides set up makes the sleeve unable rotation, can only drive the conflict board and rise and descend, thereby can adjust the radial pressure of conflict board to test bearing, thereby realize the regulation to test bearing radial load, with the different test conditions of simulation, simultaneously, the sealed threaded connection of screw rod and closing plate also can ensure to be airtight air chamber all the time in the test chamber of test box, avoids oxygen to reveal, makes the experimental result more accurate.
3. The sealing plug can be plugged and filled in longer drain grooves, so that the situation that accumulated lubricating oil cannot participate in a test due to the fact that the drain grooves are long can be effectively avoided, meanwhile, after a lubricating oil deposition test is completed, the sealing plug is pulled out to realize the discharge of the lubricating oil, the sealing plug is convenient and efficient, the connecting buckle and the sealing bolt are arranged, the situation that the sealing plug is influenced by a high-pressure environment in a test cavity and extruded and discharged is avoided, the sealing plug is stably fixed and limited, the guide frame is arranged at the same time, the discharged lubricating oil can be led out, the container is convenient to take out, and the lubricating oil is effectively prevented from being spilled out.
Drawings
Fig. 1 is a schematic diagram of a front view structure of an apparatus for testing deposition performance of an aviation lubricating oil according to the present invention.
Fig. 2 is a schematic diagram showing a front view structure of an apparatus for testing deposition performance of an aviation lubricating oil according to the present invention.
Fig. 3 is a schematic structural diagram of a part of a device for testing the deposition performance of an aviation lubricating oil according to the present invention.
Fig. 4 is a schematic diagram of a part of a mechanism structure of an aviation lubricant deposition performance test apparatus according to the present invention.
Fig. 5 is a schematic cross-sectional view of an apparatus for testing the deposition performance of an aero-lubricating oil according to the present invention.
FIG. 6 is a schematic diagram showing a cross-sectional structure of an apparatus for testing the deposition performance of an aero-lubricating oil according to the present invention.
Fig. 7 is a schematic diagram of a rear view structure of an apparatus for testing the deposition performance of an aviation lubricating oil according to the present invention.
In the figure: test chamber 1, test chamber 11, seal groove 12, drain groove 13, deposition test mechanism 2, mounting bracket 21, support bearing 22, rotary shaft 23, seal ring 24, test bearing 25, drainage mechanism 26, fixing frame 261, drainage tube 262, driving element 27, outer toothed ring 271, chain 272, gear 273, heating element 28, heating base plate 281, line 282, control box 283, oxygenation element 29, high-pressure oxygenator 291, oxygenation duct 292, closing door 3, seal ring 31, handle 32, glass window 33, fastening bolt 34, operation display panel 4, radial loading mechanism 5, interference plate 51, sleeve 52, screw 53, rotary handle 54, sealing plate 55, sealing plug 6, connector 61, sealing bolt 62, and air guiding frame 7.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
Example 1
Referring to FIGS. 1-4, an aviation lubricating oil deposition performance test device comprises a test box body 1 and a deposition test mechanism 2, wherein an operation display panel 4 is arranged on a lower aspect plate of the front side of the test box body 1, a test cavity 11 is arranged on a front side panel array of the test box body 1, the test cavity 11 is used as a deposition test cavity, a seal groove 12 is arranged on a front side panel of the test box body 1, the seal groove 12 is arranged to facilitate installation of a sealing door 3, thus sealing of the test cavity 11 is realized, the deposition test mechanism 2 is arranged on the test box body 1, the deposition test mechanism 2 comprises a mounting bracket 21, a supporting bearing 22, a rotating shaft 23, a sealing ring 24, a test bearing 25 and a drainage mechanism 26, a mounting groove is arranged at the upper end of the test cavity 11, the mounting bracket 21 is correspondingly arranged in the mounting groove at the upper end of the test cavity 11 in the test box body 1, a circumferential array on the mounting bracket 21 is penetrated by bolts, can with mounting bracket 21 fixed mounting in the mounting groove, also be convenient for simultaneously dismantle in a flexible way mounting bracket 21, can take out pivot 23, test bearing 25, drainage mechanism 26 and maintain the clearance, also be convenient for maintain the clearance in the test chamber 11, so follow-up use, support bearing 22 outer lane fixed mounting is in the middle of mounting bracket 21, pivot 23 upper end and support bearing 22 inner circle fixed connection, sealing ring 24 fixed mounting is at pivot 23 lower extreme and sealed rotation installs in test chamber 11 bottom, the rotating groove has been seted up to test chamber 11 bottom, sealing ring 24 places in the rotating groove, when pivot 23 lower extreme rotates and runs through and extend to the movable inslot, avoid lubricating oil leakage through sealing ring 24, test bearing 25 array fixed cover is established on pivot 23, drainage mechanism 26 corresponds test bearing 25 fixed mounting in pivot 23, drainage mechanism 26 includes mount 261, drainage mechanism 26 includes, the drainage tube 262, mount 261 corresponds fixed mounting in test bearing 25 top, drainage tube 262 circumference array fixed mounting is on mount 261, drainage tube 262 divide into horizontal segment and bending section, horizontal segment fixed mounting is on mount 261 and is parallel with pivot 23 axis, can pour lubricating oil to test bearing 25, the bending section is mainly responsible for the excavation and the temporary storage of lubricating oil, along with the rotation of pivot 23, when drainage tube 262 rotates the top for lubricating oil is discharged to the horizontal segment by the bending section, and then sprays on test bearing 25, realizes the test of lubricating oil and supplies.
The rotating shaft 23 in the deposition test mechanism 2 is controlled to rotate, test lubricating oil is intermittently poured on the test bearings 25 arranged in an array along with the rotation of the rotating shaft 23 through the drainage mechanism 26, the test cavities 11 are obliquely arranged, so that softened oil in the state that the test bearings 25 rotate to simulate the lubricating oil in actual work, produced oil sludge and carbon deposit can sink under the action of gravity so as to enter fewer deposits in the drainage tube 262, the running stability of the test bearings 25 is ensured, a plurality of test cavities 11 and a plurality of groups of deposition test mechanisms 2 are arranged simultaneously, so that test tests can be carried out on a plurality of lubricating oil samples at the same time, or comparison tests can be carried out on the same lubricating oil under different environments (such as temperature and oxygen content), after the test is finished, the lubricating oil which is tested in each test cavity 11 is discharged respectively for verification, and the deposition performance of the lubricating oil can be tested more clearly and accurately.
Referring to fig. 5-7, a heating element 28 is disposed in the test chamber 1, the heating element 28 includes a heating bottom plate 281, a circuit 282, and a control box 283, the heating bottom plate 281 is fixedly mounted in the test chamber 1 and correspondingly disposed below the test chamber 11, the circuit 282 is electrically connected with the heating bottom plate 281 and extends to the outside, the control box 283 is fixedly mounted on the side surface of the test chamber 1 and electrically connected with the circuit 282, and the heating bottom plate 281 can heat the lubricating oil in the test chamber 11 to test the test conditions at different temperatures.
The sealing groove 12 of the front side panel of the test box body 1 is internally hinged with the sealing door 3, referring to fig. 2, the sealing ring 31 is fixedly arranged at the edge of the joint of the sealing door 3 and the test box body 1, the sealing door 3 is arranged, the maintenance of components of the deposition test mechanism 2 is facilitated, lubricating oil is conveniently poured into the test cavity 11 at the same time, so that a lubricating oil deposition test can be carried out, the array penetrating threads on the sealing door 3 are connected with the fastening bolts 34, the fastening bolts 34 are correspondingly connected with the test box body 1 in a threaded manner, the handle 32 is fixedly arranged on the outer side of the sealing door 3, a round hole is penetrated and formed in the sealing door 3 corresponding to the test cavity 11, the glass window 33 is fixedly arranged in the round hole in a sealing manner, and the glass window 33 is convenient for observing the internal test condition of the test cavity 11.
The oxygenation element 29 is installed to the upper end of the test box 1, referring to fig. 1, 5 and 7, the oxygenation element 29 comprises a high-pressure oxygenation device 291 and an oxygenation pipeline 292, the high-pressure oxygenation device 291 is fixedly installed at the top end of the test box 1, the oxygenation pipeline 292 is communicated with the high-pressure oxygenation device 291 and is communicated with the test cavity 11 through the inside of the test box 1, and the high-pressure oxygenation device 291 is used for separating oxygen into the test cavity 11 through the oxygenation pipeline 292.
The test box 1 rear side is provided with driving element 27 and driving element 27 is connected with pivot 23, refer to fig. 7, the movable groove has been seted up to test box 1 rear side, pivot 23 lower extreme runs through and extends to the movable inslot, driving element 27 includes outer ring gear 271, chain 272, outer ring gear 271 fixed mounting is at pivot 23 lower extreme, the meshing transmission cover of chain 272 is established on outer ring gear 271, test box 1 rear side internally fixed installs driving motor, driving motor output shaft fixed mounting has gear 273, gear 273 and chain 272 meshing transmission are connected, can drive pivot 23 rotation in step through driving motor and chain 272, the control of being convenient for.
Example 2
According to embodiment 1, the rotation shaft 23, the test bearing 25 and the drainage mechanism 26 in embodiment 1 rotate to realize the supply of the lubricating oil, however, the external force action of the test bearing 25 is difficult to truly simulate the actual running condition, and then the actual performance of the lubricating oil is difficult to be tested, and referring to fig. 3 and 5, as another preferred embodiment of the present invention, a radial loading mechanism 5 is further included on the basis of embodiment 1.
The radial loading mechanism 5 comprises a supporting plate 51, a sleeve 52 and a screw 53, the supporting plate 51 corresponds to the test bearing 25 and is arranged in the test cavity 11, the sleeve 52 is fixedly installed on the supporting plate 51, a sliding groove is formed in the upper portion of the test box 1 corresponding to the sleeve 52, the sliding groove penetrates through the upper portion of the test box 1 in a sliding mode, limiting ribs are fixedly installed on two sides of the sleeve 52, the sleeve 52 can only slide up and down in the corresponding sliding groove due to the arrangement of the limiting ribs, so that limiting is carried out, the screw 53 is in threaded connection with the sleeve 52 in an inserting mode, a sealing plate 55 is fixedly installed at the upper end of the test box 1 corresponding to the screw 53, the screw 53 is in threaded connection with the sealing plate 55, a rotating handle 54 is fixedly installed at the upper end of the screw 53, the rotating handle 54 is in threaded connection with the sleeve 52 through rotating, and the limiting ribs arranged on two sides of the sleeve 52 enable the sleeve 52 to only drive the supporting plate 51 to ascend and descend, and accordingly the supporting plate 51 can be adjusted to the radial pressure of the test bearing 25, the radial load of the test bearing 25 can be adjusted, meanwhile, the sealing plate 53 and the sealing plate 55 are in threaded connection with the sealing plate 55 can be always used for ensuring accurate test results, and the air chamber 11 can be more accurately tested, and the test results can be avoided.
Example 3
According to example 2, the convenient addition of the lubricating oil is realized in example 2, however, the lubricating oil after the test needs to be recovered, and the physical and chemical properties, oil consumption, oil filtration, bearing deposition and the like of the lubricating oil are detected to judge the high-temperature oxidation stability and the wear resistance of the lubricating oil, and referring to fig. 7, as another preferred embodiment of the present invention, based on example 2:
the drain tank 13 has been seted up to test cavity 11 bottom and drain tank 13 extends to the outside, sealed the inserting in drain tank 13 has sealed plug 6, sealed 6 outer end fixed mounting has connector link 61, the last screw thread of connector link 61 runs through and is provided with sealing bolt 62, sealing bolt 62 threaded connection is at test box 1 rear side, drain tank 13 lower extreme outside fixed mounting has water conservancy diversion frame 7, sealing plug 6 can shutoff and fill longer drain tank 13, thereby can effectively avoid because of drain tank 13 is longer, the condition that the lubricating oil of accumulation can't participate in the test, simultaneously after the lubricating oil deposit test is accomplished, pull out sealing plug 6 can realize the discharge to lubricating oil, it is convenient high-efficient, set up connector link 61 and sealing bolt 62, avoid sealing plug 6 to be influenced by the high pressure environment in the test cavity 11 and be extruded the condition of discharging, carry out stable fixed spacing to sealing plug 6, set up water conservancy diversion frame 7 simultaneously, can export the lubricating oil of discharging, the container of being convenient for is received, effectively avoid lubricating oil to spill.
Working principle: firstly, the sealing door 3 is opened by the handle 32, the sealing ring 24 at the lower end of the rotating shaft 23 is placed in the rotating groove, then the mounting frame 21 is mounted and fixed in the mounting groove by bolts, a certain amount of lubricating oil to be tested can be added into the test cavity 11 respectively, the same lubricating oil can be added, similar or contrast lubricating oil can also be added, then the sealing door 3 is closed, the sealing door 3 is subjected to sealing treatment by the fastening bolts 34, at the moment, the internal test condition can be observed by the glass window 33, the driving motor is started, the two rotating shafts 23 are driven to rotate by the mutual meshing transmission action among the chain 272, the gear 273 and the external tooth ring 271, at the moment, the rotating handle 54 is rotated, the sleeve 52 is in threaded connection action with the screw 53 by the sleeve 52, the sleeve 52 is subjected to limit influence, the abutting plate 51 is driven to abut against the test bearing 25, radial load is applied, the pressure gauge is arranged below the abutting plate 51, the radial load condition can be observed in real time from the operation display panel 4, the temperature of the heating bottom plate 281 is controlled to heat lubricating oil in the test cavity 11 by the operation display panel 4, the oxygen supply of the high-pressure oxygenator 291 is synchronously controlled, at the moment, the rotating shaft 23 drives the inner ring of the test bearing 25 and the drainage mechanism 26 to rotate, when the drainage tube 262 rotates to the lower side, the lubricating oil enters from the outer end of the drainage tube 262, along with the continuous rotation of the rotating shaft 23, enters into the arc-shaped area of the drainage tube 262, when the drainage tube 262 rotates to the upper side, the lubricating oil is discharged to the horizontal section through the bending section and then sprayed on the test bearing 25, the test supply of the lubricating oil is realized, after the test is finished, the sealing bolt 62 is screwed down, the sealing plug 6 is pulled out, and the lubricating oil after the test is discharged and flows out through the drainage groove 13 and the diversion frame 7, and the collection and detection are convenient.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (10)
1. An aero-lubricating oil deposit performance test device, comprising a test box body (1), characterized in that it further comprises:
the multi-group deposition test mechanism (2), the multi-group deposition test mechanism (2) is arranged on the test box body (1), the deposition test mechanism (2) comprises a mounting frame (21), a support bearing (22), a rotating shaft (23), a sealing ring (24), a test bearing (25) and a drainage mechanism (26), the mounting frame (21) is correspondingly arranged in a mounting groove at the upper end of a test cavity (11) in the test box body (1), an outer ring of the support bearing (22) is fixedly arranged in the middle of the mounting frame (21), the upper end of the rotating shaft (23) is fixedly connected with an inner ring of the support bearing (22), the sealing ring (24) is fixedly arranged at the lower end of the rotating shaft (23) and is hermetically and rotatably arranged at the bottom of the test cavity (11), an array of the test bearing (25) is fixedly sleeved on the rotating shaft (23), the drainage mechanism (26) comprises a fixing frame (261) and a drainage tube (262) which is correspondingly and fixedly arranged above the test bearing (25) on the circumference of the fixing frame (262), a sealing door (3) is hinged in a sealing groove (12) of the front side panel of the test box body (1), and an oxygenation element (29) is arranged at the upper end of the test box body (1).
2. Aero lubricating oil deposition performance test equipment according to claim 1, characterized in that a sealing ring (31) is fixedly arranged at the edge of the joint of the sealing door (3) and the test box body (1), fastening bolts (34) are connected to the sealing door (3) in an array penetrating threaded manner, and the fastening bolts (34) are correspondingly connected to the test box body (1) in a threaded manner.
3. Aero lubricating oil deposition performance test equipment according to claim 2, characterized in that a handle (32) is fixedly arranged on the outer side of the sealing door (3), a round hole is formed in the sealing door (3) corresponding to the test cavity (11) in a penetrating manner, and a glass window (33) is fixedly arranged in the round hole in a sealing manner.
4. Aero-lubricant-deposit performance test device according to claim 2, characterized in that the oxygenation element (29) comprises a high-pressure oxygenation meter (291) and an oxygenation duct (292), the high-pressure oxygenation meter (291) is fixedly mounted at the top end of the test box (1), the oxygenation duct (292) is arranged on the high-pressure oxygenation meter (291) in a communicating manner and is communicated with the test chamber (11) through the inside of the test box (1), and a driving element (27) is arranged at the rear side of the test box (1) and is connected with the rotating shaft (23).
5. The aviation lubricating oil deposition performance test equipment according to claim 4, wherein a movable groove is formed in the rear side of the test box body (1), the lower end of the rotating shaft (23) penetrates through and extends into the movable groove, the driving element (27) comprises an outer toothed ring (271) and a chain (272), the outer toothed ring (271) is fixedly installed at the lower end of the rotating shaft (23), the chain (272) is meshed and sleeved on the outer toothed ring (271), a driving motor is fixedly installed in the rear side of the test box body (1), a gear (273) is fixedly installed on an output shaft of the driving motor, and the gear (273) is meshed and connected with the chain (272).
6. The aviation lubricating oil deposition performance test apparatus of claim 5, wherein a heating element (28) is disposed in the test chamber body (1), the heating element (28) comprises a heating bottom plate (281), a circuit (282) and a control box (283), the heating bottom plate (281) is fixedly mounted inside the test chamber body (1) and correspondingly disposed below the test chamber body (11), the circuit (282) is electrically connected with the heating bottom plate (281) and extends to the outer side, and the control box (283) is fixedly mounted on the side surface of the test chamber body (1) and is electrically connected with the circuit (282).
7. The aviation lubricating oil deposition performance test equipment according to claim 6, wherein a drain groove (13) is formed in the bottom of the test cavity (11) and extends to the outer side, a sealing plug (6) is inserted in the drain groove (13) in a sealing manner, a connecting buckle (61) is fixedly arranged at the outer end of the sealing plug (6), a sealing bolt (62) penetrates through the connecting buckle (61) in a threaded manner, the sealing bolt (62) is connected to the rear side of the test box body (1) in a threaded manner, and a flow guiding frame (7) is fixedly arranged at the outer side of the lower end of the drain groove (13).
8. Aero-lubricant-deposit performance testing device according to claim 7, characterized in that the lower front-side panel of the test box (1) is provided with an operating display panel (4).
9. The aviation lubricating oil deposition performance test apparatus as claimed in claim 2, further comprising a radial loading mechanism (5), wherein the radial loading mechanism (5) comprises a collision plate (51), a sleeve (52) and a screw (53), the collision plate (51) is arranged in the test cavity (11) corresponding to the test bearing (25), the sleeve (52) is fixedly arranged on the collision plate (51) and penetrates through the upper side of the test box body (1) in a sliding manner, and the screw (53) is inserted in the sleeve (52) in a threaded manner.
10. The aviation lubricating oil deposition performance test equipment according to claim 9, wherein a sealing plate (55) is fixedly arranged at the upper end of the test box body (1) corresponding to the screw rod (53), the screw rod (53) penetrates through the sealing plate (55) in a threaded manner, and a rotating handle (54) is fixedly arranged at the upper end of the screw rod (53).
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| CN202310893843.8A CN116908418B (en) | 2023-07-20 | 2023-07-20 | Aviation lubricating oil deposition performance test equipment |
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| CN202310893843.8A CN116908418B (en) | 2023-07-20 | 2023-07-20 | Aviation lubricating oil deposition performance test equipment |
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| CN116908418B true CN116908418B (en) | 2024-02-02 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103116015A (en) * | 2013-01-28 | 2013-05-22 | 中国石油大学(华东) | Wax deposition rate measuring device for crude oil |
| CN207992213U (en) * | 2018-02-23 | 2018-10-19 | 中国航发商用航空发动机有限责任公司 | Lubricating oil high-temp deposition characteristics detect experimental rig and detection pilot system |
| US10677701B2 (en) * | 2017-11-29 | 2020-06-09 | AD Systems S.A.S. | Jet fuel thermal oxidation test equipment |
| CN114324086A (en) * | 2021-12-29 | 2022-04-12 | 孚迪斯石油化工（葫芦岛）有限公司 | System and method for evaluating high-temperature deposition degradation characteristics of aviation lubricating oil |
| CN115343451A (en) * | 2022-08-12 | 2022-11-15 | 中国民用航空总局第二研究所 | Aviation lubricating oil deposition performance test device |
-
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- 2023-07-20 CN CN202310893843.8A patent/CN116908418B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103116015A (en) * | 2013-01-28 | 2013-05-22 | 中国石油大学(华东) | Wax deposition rate measuring device for crude oil |
| US10677701B2 (en) * | 2017-11-29 | 2020-06-09 | AD Systems S.A.S. | Jet fuel thermal oxidation test equipment |
| CN207992213U (en) * | 2018-02-23 | 2018-10-19 | 中国航发商用航空发动机有限责任公司 | Lubricating oil high-temp deposition characteristics detect experimental rig and detection pilot system |
| CN114324086A (en) * | 2021-12-29 | 2022-04-12 | 孚迪斯石油化工（葫芦岛）有限公司 | System and method for evaluating high-temperature deposition degradation characteristics of aviation lubricating oil |
| CN115343451A (en) * | 2022-08-12 | 2022-11-15 | 中国民用航空总局第二研究所 | Aviation lubricating oil deposition performance test device |
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