CN114609018A - Portable aviation fuel oil cleanliness factor survey device - Google Patents
Portable aviation fuel oil cleanliness factor survey device Download PDFInfo
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- CN114609018A CN114609018A CN202210501170.2A CN202210501170A CN114609018A CN 114609018 A CN114609018 A CN 114609018A CN 202210501170 A CN202210501170 A CN 202210501170A CN 114609018 A CN114609018 A CN 114609018A
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- 239000000295 fuel oil Substances 0.000 title claims abstract description 52
- 230000003749 cleanliness Effects 0.000 title claims abstract description 26
- 239000002245 particle Substances 0.000 claims abstract description 25
- 238000004140 cleaning Methods 0.000 claims abstract description 23
- 238000002156 mixing Methods 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 63
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 44
- 239000002699 waste material Substances 0.000 claims description 40
- 238000000605 extraction Methods 0.000 claims description 32
- 239000003208 petroleum Substances 0.000 claims description 22
- 238000000429 assembly Methods 0.000 claims description 21
- 230000000712 assembly Effects 0.000 claims description 21
- 238000011010 flushing procedure Methods 0.000 claims description 20
- 238000005259 measurement Methods 0.000 claims description 14
- 238000003860 storage Methods 0.000 claims description 9
- 239000007921 spray Substances 0.000 claims description 8
- 238000005406 washing Methods 0.000 claims description 7
- 239000011435 rock Substances 0.000 claims description 5
- 239000000945 filler Substances 0.000 claims description 2
- 238000012360 testing method Methods 0.000 abstract description 4
- 238000005070 sampling Methods 0.000 description 10
- 230000009471 action Effects 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 230000008569 process Effects 0.000 description 6
- 238000013459 approach Methods 0.000 description 4
- 230000006872 improvement Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000007599 discharging Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/10—Investigating individual particles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/08—Cleaning containers, e.g. tanks
- B08B9/20—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought
- B08B9/28—Cleaning containers, e.g. tanks by using apparatus into or on to which containers, e.g. bottles, jars, cans are brought the apparatus cleaning by splash, spray, or jet application, with or without soaking
- B08B9/34—Arrangements of conduits or nozzles
-
- 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
- G01N33/2835—Specific substances contained in the oils or fuels
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
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- Life Sciences & Earth Sciences (AREA)
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- Immunology (AREA)
- General Physics & Mathematics (AREA)
- General Health & Medical Sciences (AREA)
- Physics & Mathematics (AREA)
- Analytical Chemistry (AREA)
- Oil, Petroleum & Natural Gas (AREA)
- Medicinal Chemistry (AREA)
- Food Science & Technology (AREA)
- General Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Mechanical Engineering (AREA)
- Dispersion Chemistry (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to the technical field of aviation fuel oil testing devices, in particular to a portable aviation fuel oil cleanliness measuring device which comprises a box body, wherein a group of automatic particle counters are arranged inside the box body, a group of rotary lifting components are arranged beside the automatic particle counters, a group of shaking mixing components are arranged beside the rotary lifting components, and a group of vibration cleaning components are arranged on one sides of the rotary lifting components away from the shaking mixing components. So as to ensure the accuracy of the measured data and better accord with the industry standard.
Description
Technical Field
The invention relates to the technical field of aviation fuel oil testing devices, in particular to a portable aviation fuel oil cleanliness measuring device.
Background
The aviation fuel oil is a power source of an aircraft, the cleanliness of the aviation fuel oil directly affects the safety of the aircraft, if the fuel oil is polluted, the fault of an aircraft engine is easily caused, therefore, in the production process of the aviation fuel oil, the cleanliness of the aviation fuel oil needs to be measured, the existing measurement of the cleanliness of the aviation fuel oil usually can sample the aviation fuel oil manually, then a taken sample is connected with the input end of an automatic particle counter, when particles in the sample pass through a sample cell in the automatic particle counter, the light attenuation can be caused to generate a voltage drop, the voltage drop is proportional to the diameter of liquid, after the test is completed, an instrument automatically calculates the number of the particle diameters of each preset channel through software and displays the number, and the cleanliness of the aviation fuel oil is known according to measurement data.
However, the prior art still has the following problems:
(1) in the prior art, a sample container needs to be washed for at least 3 times by using a sample to be tested before sampling, and the pretreatment process and the cleaning process after the container is used are complicated, so that the measurement process is interrupted frequently, and continuous measurement of a large batch of samples is difficult;
(2) in the prior art, manual sampling is generally adopted, the operation of the existing sampling process is complicated, due sampling steps are often lost due to manual sampling, the measuring result is inaccurate, and the industrial standard is not met.
Disclosure of Invention
The invention aims to provide a portable aviation fuel oil cleanliness measuring device to solve the problems in the background technology.
The technical scheme of the invention is as follows: a portable aviation fuel oil cleanliness measuring device comprises a box body, wherein a group of automatic particle counters are arranged inside the box body, a group of rotary lifting assemblies are arranged beside the automatic particle counters, a group of shaking mixing assemblies are arranged beside the rotary lifting assemblies, a group of vibration cleaning assemblies are arranged on one sides of the rotary lifting assemblies, which are far away from the shaking mixing assemblies, and a group of measuring cup clamping assemblies are arranged above the shaking mixing assemblies and the vibration cleaning assemblies;
wherein, rock mixed subassembly including rotating electrical machines, trapezoidal eccentric block, rotation support bar, backup pad and perpendicular spacing part, the rotating electrical machines sets up on the bottom inner wall of box, trapezoidal eccentric block fixed connection be in on the output shaft of rotating electrical machines, the rotation support bar rotates to be connected the top of trapezoidal eccentric block, the backup pad sets up the top of rotation support bar.
Further, it still includes vertical pole and connects the turning block to rock mixed subassembly, the vertical setting of vertical pole is in the side of rotating electrical machines, it rotates to connect the turning block and connects on the outer wall of rotation support bar, connect the turning block keep away from rotation support bar one side with vertical pole sliding fit on vertical direction.
Further, rotatory lifting unit is including step motor, riser, lifter plate, rotation limiting plate and the flexible gag lever post of multiunit, the multiunit flexible gag lever post interval sets up on the bottom inner wall of box, the bottom and the multiunit of lifter plate the expansion end fixed connection of flexible gag lever post, the riser sets up the below of lifter plate, the output of riser with the bottom fixed connection of lifter plate, step motor sets up the top of lifter plate, rotate the limiting plate with step motor's output shaft fixed connection, rotate and seted up two sets of circular spacing grooves on the limiting plate, a set of annular spout has been seted up at the top of lifter plate.
Further, be provided with two sets of graduated flasks with annular spout sliding fit in the annular spout, every group graduated flask all corresponds with a set of circular spacing groove, every group graduated flask all through corresponding circular spacing groove with the rotation limiting plate structure cooperatees, every group the filler with the inside intercommunication of graduated flask is all seted up at the top of graduated flask, the top of every group graduated flask all is provided with the extraction pipeline with the inside intercommunication of graduated flask, the bottom of every group graduated flask all is provided with a set of drainage tube with the inside intercommunication of graduated flask, every group all be provided with a set of solenoid valve in drainage tube and the extraction pipeline, the annular that supplies two sets of drainage tube to pass through is seted up to the bottom of lifter plate.
Furthermore, be provided with a set of waste liquid outflow pipeline on the outer wall of box, the below of lifter plate is provided with a set of waste liquid fill, set up on the waste liquid fill with the waste liquid outflow of waste liquid outflow pipeline intercommunication.
Further, every group graduated flask centre gripping subassembly all includes mounting bracket, connecting gear, micro-machine, two sets of slide bars and two sets of L shape racks, and is two sets of the slide bar interval sets up on the mounting bracket, two sets of L shape racks are sliding connection respectively on two sets of slide bars, the connecting gear cover is established on the output shaft of micro-machine, every group L shape rack all with connect gear engagement, every group all be provided with a set of graduated flask centre gripping arm on the lateral wall of L shape rack.
Further, the clean subassembly of vibrations is including driving motor, slide bar, eccentric rod, vibrations board, spacing seat, washing unit and bulb seat, spacing seat sets up on the bottom inner wall of box, the slide bar movable sleeve is established on the spacing seat, the vibrations board sets up the top of slide bar, driving motor sets up the below of vibrations board, the fixed cover of eccentric rod is established on driving motor's the output shaft, the bulb seat through square piece fixed connection be in on the slide bar, the eccentric rod is kept away from one side of driving motor is provided with a set of universal bulb, universal bulb with bulb seat structure cooperatees.
Further, the flushing part is including drawing liquid pump, petroleum ether holding vessel and flushing pipe, the petroleum ether holding vessel sets up driving motor's side, the drawing liquid pump sets up the side of petroleum ether holding vessel, the petroleum ether holding vessel with the input intercommunication of drawing liquid pump, the input of flushing pipe with the output intercommunication of drawing liquid pump, be provided with a set of shower nozzle with the inside intercommunication of flushing pipe on the output of flushing pipe.
Further, the top of lifter plate is provided with a set of sample extraction subassembly, sample extraction subassembly is including support frame and rotary joint, the support frame sets up the side of lifter plate, the rotation sets up the top of lifter plate, it is two sets of the extraction pipeline all passes through rotary joint communicates with automatic particle counter's input, automatic particle counter's output with waste liquid outflow pipeline is linked together.
Furthermore, the side of the shaking mixing component is provided with a group of sample extraction components, each sample extraction component comprises a sample inflow pipeline, a precision metering pump and a sample outflow pipeline, the output end of the outflow pipeline is communicated with the input end of the precision metering pump, the input end of the sample outflow pipeline is communicated with the output end of the precision metering pump, and the output end of the sample outflow pipeline and the output end of the spray head are respectively positioned right above the group of filling ports.
The invention provides a portable aviation fuel oil cleanliness measuring device through improvement, compared with the prior art, the portable aviation fuel oil cleanliness measuring device has the following improvements and advantages:
one is as follows: the invention can switch the positions of the two groups of measuring cups under the action of the rotary lifting component, thereby ensuring that at least one group of measuring cups is always in a usable state, avoiding the interruption of measurement, thereby improving the efficiency of measuring the aviation fuel, in particular, the stepping motor works to drive the two groups of measuring cups to rotate 180 degrees by rotating the limiting plate, so that the positions of the two groups of measuring cups are exchanged, the used measuring cups are transferred to the position of the vibration cleaning component for cleaning, the clean measuring cups are moved to the position of the shaking mixing component, the aviation fuel oil to be measured is measured to solve the problems that in the prior art, when the aviation fuel oil is measured, the technical problems that the measurement is interrupted and the continuous measurement of a large batch of samples is difficult to carry out due to the fact that the pretreatment of the measuring cup and the cleaning process after the measuring cup is used are complicated.
The second step is as follows: the invention can shake and mix the aviation fuel oil to be measured with the measuring cup under the action of the shaking and mixing component, discharge the measuring cup after preliminary infiltration, so as to ensure the accuracy of measured data, and better meet the industrial standard, in particular, the rotating motor works to drive the trapezoidal eccentric block to rotate, the trapezoidal eccentric block continues to drive the rotating support rod to move, as one end connected with the rotating block is rotatably connected with the outer wall of the rotating support rod, and the other end connected with the rotating block is in sliding fit with the vertical rod in the vertical direction, when the rotating motor rotates, the support plate at the top of the rotating support rod is driven to shake, and further the measuring cup clamping component and the measuring cup to be measured clamped on the support plate are driven to shake, so that the aviation fuel oil to be measured in the measuring cup can be fully infiltrated and discharged, thereby solving the problems that the prior measuring device is complicated in sampling operation, when manual sampling is carried out, steps are lacked, so that the measuring result is inaccurate, and the technical problem that the industrial standard is not met exists.
And thirdly: the measuring cup cleaning device can automatically clean a used measuring cup under the action of the vibration cleaning component, and particularly, after the measuring cup is clamped by the measuring cup clamping component, the lifting plate begins to descend under the action of the lifter, the flushing component injects petroleum ether into the used measuring cup, then the driving motor works to drive the eccentric rod to rotate, the eccentric rod continues to drive the ball head seat to move through the driving of the universal ball head, and when the ball head seat begins to move under the rotating action of the universal ball head, the ball head seat drives the measuring cup to do reciprocating motion in the vertical direction and also to do reciprocating rotation so as to fully clean the measuring cup and prepare for next measurement of aviation fuel oil to be measured.
Fourthly, the method comprises the following steps: according to the invention, the liquid pump is used for pumping the petroleum ether and spraying the petroleum ether through the spray head to pre-wash the inside of the used measuring cup, the waste liquid after washing is discharged into the waste liquid hopper through the liquid discharge pipeline at the bottom of the measuring cup, and finally the waste liquid is discharged through the waste liquid outflow pipeline, so that the waste liquid treatment process is simplified, the waste liquid of the aviation fuel oil can be rapidly treated, and pollution is avoided.
And fifthly: in the invention, the rotary joint is arranged, so that the situation that the guide pipe between the extraction pipeline and the input end of the automatic particle counter is wound due to the rotation of the two groups of measuring cups can be prevented, the practicability of the device is enhanced, and faults in measurement are avoided.
Drawings
The invention is further explained below with reference to the figures and examples:
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic top view of a portion of the structure of the present invention;
FIG. 3 is a schematic view of a partial perspective structure of the present invention;
FIG. 4 is an enlarged view at A in FIG. 3;
FIG. 5 is a schematic perspective view of a portion of the slosh mixing assembly of the present invention;
FIG. 6 is a perspective view of the measuring cup holding assembly of the present invention;
FIG. 7 is a schematic perspective view of the vibratory cleaning assembly of the present invention;
FIG. 8 is a schematic cross-sectional view of the vibratory cleaning assembly of the present invention;
FIG. 9 is an enlarged view at B in FIG. 8;
FIG. 10 is a perspective view of a flushing component of the present invention;
FIG. 11 is an enlarged view at C of FIG. 10;
FIG. 12 is a perspective view of the rotary lift assembly of the present invention;
figure 13 is a schematic cross-sectional view of a portion of a rotary lift assembly of the present invention in perspective.
Description of reference numerals: 1. an automatic particle counter; 2. a filling port; 3. a box body; 4. a waste liquid outflow pipe; 5. a sample inflow conduit; 6. a circular limiting groove; 8. a support frame; 9. a measuring cup clamping component; 10. a measuring cup; 11. a rotary joint; 12. a precision metering pump; 13. a sample outflow conduit; 14. a support plate; 15. a small-sized motor; 16. a mounting frame; 17. rotating the support rod; 18. connecting the rotating block; 19. a rotating electric machine; 20. a vertical rod; 21. a measuring cup clamping arm; 22. a liquid discharge conduit; 23. a slide bar; 24. an L-shaped rack; 25. a connecting gear; 26. a lifting plate; 27. rotating the limiting plate; 28. a waste liquid hopper; 29. a drive motor; 30. a slide bar; 31. an eccentric rod; 32. a limiting seat; 33. a petroleum ether storage tank; 34. a liquid pump; 35. flushing the pipeline; 36. a spray head; 37. a step motor; 38. a telescopic limiting rod; 39. extracting a pipeline; 40. an annular chute; 41. an annular through groove; 43. a waste liquid outflow port; 44. a lifter; 45. a trapezoidal eccentric block; 46. a vibration plate; 47. a universal ball head; 48. a ball head seat.
Detailed Description
The present invention is described in detail below, and technical solutions in the embodiments of the present invention are clearly and completely described, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
the invention provides a portable aviation fuel oil cleanliness measuring device through improvement, as shown in figures 1-13, the portable aviation fuel oil cleanliness measuring device comprises a box body 3, a group of automatic particle counters 1 are arranged inside the box body 3, a group of rotary lifting components are arranged beside the automatic particle counters 1, a group of shaking mixing components are arranged beside the rotary lifting components, a group of vibration cleaning components are arranged on one sides of the rotary lifting components, which are far away from the shaking mixing components, and a group of measuring cup clamping components 9 are arranged above the shaking mixing components and the vibration cleaning components;
the shaking and mixing assembly comprises a rotating motor 19, a trapezoidal eccentric block 45, a rotating support rod 17, a support plate 14 and a vertical limiting component, wherein the rotating motor 19 is arranged on the inner wall of the bottom of the box body 3, the trapezoidal eccentric block 45 is fixedly connected to an output shaft of the rotating motor 19, the rotating support rod 17 is rotatably connected to the top of the trapezoidal eccentric block 45, and the support plate 14 is arranged at the top of the rotating support rod 17; rotatory lifting unit spare is used for changing the position of two sets of graduated flasks 10 to can guarantee that at least a set of graduated flask 10 is in the state that can use, rock the mixture subassembly and be used for rocking the graduated flask 10 after will pouring into the aviation fuel oil that awaits measuring and mix, discharge after tentatively infiltrating graduated flask 10, with the accuracy of guaranteeing the survey data, accord with the industry standard, the clean subassembly of vibrations is used for carrying out automatic and thorough washing to the graduated flask 10 after the test, guarantee the cleanness of graduated flask 10, further improve the accuracy of survey data.
Specifically, the shaking mixing assembly further comprises a vertical rod 20 and a connecting rotating block 18, the vertical rod 20 is vertically arranged beside the rotating motor 19, the connecting rotating block 18 is rotatably connected to the outer wall of the rotating support rod 17, and one side of the connecting rotating block 18, which is far away from the rotating support rod 17, is in sliding fit with the vertical rod 20 in the vertical direction; as shown in fig. 3-5, when the sample extraction assembly injects a proper amount of aviation fuel oil to be measured into the measuring cup 10 and the measuring cup clamping assembly 9 clamps the measuring cup 10 tightly, the rotating motor 19 operates to drive the trapezoidal eccentric block 45 to rotate, the trapezoidal eccentric block 45 continues to drive the rotating support rod 17 to move, because one end of the connecting rotating block 18 is rotatably connected with the outer wall of the rotating support rod, and the other end of the connecting rotating block 18 is slidably matched with the vertical rod 20 in the vertical direction, when the rotating motor 19 rotates, the support plate 14 at the top of the rotating support rod 17 is driven to shake, and further the measuring cup clamping assembly 9 and the measuring cup 10 to be measured clamped thereon are driven to shake, so that the aviation fuel oil to be measured in the measuring cup 10 can be fully soaked and discharged from the clean measuring cup 10, thereby avoiding the problem that the sampling operation is complicated, the method has the problem of step missing and better meets the industrial standard.
Specifically, the rotary lifting assembly comprises a stepping motor 37, a lifter 44, a lifting plate 26, a rotary limiting plate 27 and a plurality of sets of telescopic limiting rods 38, wherein the plurality of sets of telescopic limiting rods 38 are arranged on the inner wall of the bottom of the box body 3 at intervals, the bottom of the lifting plate 26 is fixedly connected with the movable ends of the plurality of sets of telescopic limiting rods 38, the lifter 44 is arranged below the lifting plate 26, the output end of the lifter 44 is fixedly connected with the bottom of the lifting plate 26, the stepping motor 37 is arranged at the top of the lifting plate 26, the rotary limiting plate 27 is fixedly connected with the output shaft of the stepping motor 37, two sets of circular limiting grooves 6 are formed in the rotary limiting plate 27, a set of annular sliding grooves 40 are formed in the top of the lifting plate 26, two sets of measuring cups 10 in sliding fit with the annular sliding grooves 40 are arranged in the annular sliding grooves 40, each group of measuring cups 10 corresponds to one group of circular limiting grooves 6, each group of measuring cups 10 is structurally matched with the rotary limiting plate 27 through the corresponding circular limiting groove 6, the top of each group of measuring cups 10 is provided with a filling port 2 communicated with the inside of the measuring cup 10, the top of each group of measuring cups 10 is provided with an extraction pipeline 39 communicated with the inside of the measuring cup 10, the bottom of each group of measuring cups 10 is provided with one group of liquid drainage pipelines 22 communicated with the inside of the measuring cup 10, each group of liquid drainage pipelines 22 and the extraction pipeline 39 are internally provided with one group of electromagnetic valves, and the bottom of the lifting plate 26 is provided with an annular through groove 41 for the two groups of liquid drainage pipelines 22 to pass through; as shown in fig. 12-13, the stepping motor 37 works to drive the two sets of measuring cups 10 to rotate 180 degrees by rotating the limiting plate 27, so that the positions of the two sets of measuring cups 10 are exchanged, the used measuring cup 10 is transferred to the position of the vibration cleaning component for cleaning, the clean measuring cup 10 is moved to the position of the shaking mixing component for measuring the aviation fuel oil to be measured, and then the lifter 44 works to drive the lifting plate 26 to rise, so that the heights of the two sets of measuring cups 10 are increased, and the two sets of measuring cup clamping components 9 can clamp the measuring cups 10.
Specifically, a group of waste liquid outflow pipelines 4 are arranged on the outer wall of the box body 3, a group of waste liquid hoppers 28 are arranged below the lifting plate 26, and waste liquid outflow ports 43 communicated with the waste liquid outflow pipelines 4 are formed in the waste liquid hoppers 28; the waste liquid hopper 28 is used for collecting waste liquid flowing out from the waste liquid outflow pipe 4 and discharging the waste liquid through the waste liquid outflow pipe 4.
Specifically, each group of measuring cup clamping assemblies 9 comprises a mounting frame 16, a connecting gear 25, a small motor 15, two groups of sliding rods 23 and two groups of L-shaped racks 24, the two groups of sliding rods 23 are arranged on the mounting frame 16 at intervals, the two groups of L-shaped racks 24 are respectively connected to the two groups of sliding rods 23 in a sliding manner, the connecting gear 25 is sleeved on an output shaft of the small motor 15, each group of L-shaped racks 24 is meshed with the connecting gear 25, and a group of measuring cup clamping arms 21 is arranged on the side wall of each group of L-shaped racks 24; the small-sized motor 15 works to drive the connecting gear 25 to rotate, the connecting gear 25 continues to drive the two groups of L-shaped racks 24 meshed with the connecting gear 25 to approach each other, and then the two groups of measuring cup clamping arms 21 approach each other to clamp the measuring cup 10.
Specifically, the vibration cleaning assembly comprises a driving motor 29, a sliding rod 30, an eccentric rod 31, a vibration plate 46, a limiting seat 32, a washing component and a ball head seat 48, wherein the limiting seat 32 is arranged on the inner wall of the bottom of the box body 3, the sliding rod 30 is movably sleeved on the limiting seat 32, the vibration plate 46 is arranged at the top of the sliding rod 30, the driving motor 29 is arranged below the vibration plate 46, the eccentric rod 31 is fixedly sleeved on an output shaft of the driving motor 29, the ball head seat 48 is fixedly connected to the sliding rod 30 through a square block, one side of the eccentric rod 31, away from the driving motor 29, is provided with a group of universal ball heads 47, and the universal ball heads 47 are structurally matched with the ball head seat 48; as shown in fig. 7-9, after the measuring cup holding assembly 9 has completely held the measuring cup 10, the lifting plate 26 starts to descend under the action of the lifter 44, the flushing component injects petroleum ether into the used measuring cup 10, then the driving motor 29 operates to drive the eccentric rod 31 to rotate, the eccentric rod 31 continues to drive the ball socket 48 to move through the universal ball head 47, the sliding rod 30 is connected with the limiting seat 32 in a sliding way in the vertical direction, and can rotate, when the ball seat 48 starts to move under the rotation action of the universal ball head 47, the ball seat 48 can drive the sliding rod 30 to reciprocate in the vertical direction and also can rotate in a reciprocating manner, thereby driving the measuring cup 10 to do reciprocating motion in the vertical direction and to do reciprocating rotation at the same time, so as to clean the measuring cup 10 fully and prepare for the next measurement of the aviation fuel oil to be measured.
Specifically, the flushing component includes an extraction pump 34, a petroleum ether storage tank 33 and a flushing pipe 35, the petroleum ether storage tank 33 is arranged beside the driving motor 29, the extraction pump 34 is arranged beside the petroleum ether storage tank 33, the petroleum ether storage tank 33 is communicated with an input end of the extraction pump 34, an input end of the flushing pipe 35 is communicated with an output end of the extraction pump 34, and an output end of the flushing pipe 35 is provided with a group of nozzles 36 communicated with the inside of the flushing pipe 35; the liquid pump 34 pumps the petroleum ether, and sprays the petroleum ether through the spray head 36 to pre-wash the inside of the used measuring cup 10, and the waste liquid after washing is discharged into the waste liquid hopper 28 through the liquid discharge pipeline 22 at the bottom of the measuring cup 10, and finally the waste liquid is discharged through the waste liquid outflow pipeline 4.
Specifically, a group of sample extraction assemblies is arranged above the lifting plate 26, each sample extraction assembly comprises a support frame 8 and a rotary joint 11, the support frame 8 is arranged beside the lifting plate 26, the sample extraction assemblies are rotatably arranged at the top of the lifting plate 26, two groups of extraction pipelines 39 are communicated with the input end of the automatic particle counter 1 through the rotary joints 11, and the output end of the automatic particle counter 1 is communicated with the waste liquid outflow pipeline 4; the rotary joint 11 is used for preventing the conduit between the extraction pipe 39 and the input end of the automatic particle counter 1 from being wound due to the rotation of the two sets of measuring cups 10, and the automatic particle counter 1 is used for measuring the cleanliness of the aviation fuel oil to be measured, and the automatic particle counter 1 is the prior art and will not be described in detail herein.
Specifically, a group of sample extraction components are arranged beside the shaking and mixing component, each sample extraction component comprises a sample inflow pipeline 5, a precision metering pump 12 and a sample outflow pipeline 13, an output end of the outflow pipeline is communicated with an input end of the precision metering pump 12, an input end of the sample outflow pipeline 13 is communicated with an output end of the precision metering pump 12, and an output end of the sample outflow pipeline 13 and an output end of the spray head 36 are respectively positioned right above a group of filling ports 2; the precise metering pump 12 is used for precisely controlling the extraction and metering of the aviation fuel oil to be measured, and extracting a proper amount of the aviation fuel oil to be measured into the measuring cup 10.
The working principle is as follows:
the rotary lifting assembly is used for converting the positions of the two groups of measuring cups 10, so that at least one group of measuring cups 10 can be ensured to be in a usable state, the shaking mixing assembly is used for shaking and mixing the measuring cups 10 filled with aviation fuel oil to be tested, the measuring cups 10 are preliminarily soaked and then discharged, the accuracy of measured data is ensured, the industrial standard is met, the shaking cleaning assembly is used for automatically and thoroughly cleaning the measured measuring cups 10, the cleanness of the measuring cups 10 is ensured, and the accuracy of the measured data is further improved;
as shown in fig. 12-13, the stepping motor 37 works to drive the two sets of measuring cups 10 to rotate 180 degrees by rotating the limiting plate 27, so that the positions of the two sets of measuring cups 10 are exchanged, the used measuring cup 10 is transferred to the position of the vibration cleaning component for cleaning, the clean measuring cup 10 is moved to the position of the shaking mixing component for measuring the aviation fuel oil to be measured, and then the lifter 44 works to drive the lifting plate 26 to lift, so that the heights of the two sets of measuring cups 10 are increased, and the two sets of measuring cup clamping components 9 can clamp the measuring cup 10;
the precision metering pump 12 is used for precisely controlling the extraction and metering of the aviation fuel oil to be measured, extracting a proper amount of aviation fuel oil to be measured into the measuring cup 10, then, the small motor 15 works to drive the connecting gear 25 to rotate, the connecting gear 25 continues to drive the two groups of L-shaped racks 24 meshed with the connecting gear 25 to mutually approach, so that the two groups of measuring cup clamping arms 21 mutually approach to clamp the measuring cup 10;
the rotary motor 19 works to drive the trapezoidal eccentric block 45 to rotate, the trapezoidal eccentric block 45 continues to drive the rotary supporting rod 17 to move, one end of the connecting rotary block 18 is rotatably connected with the outer wall of the rotary supporting rod 17, and the other end of the connecting rotary block 18 is in sliding fit with the vertical rod 20 in the vertical direction, so that when the rotary motor 19 rotates, the supporting plate 14 at the top of the rotary supporting rod 17 is driven to shake, and then the measuring cup clamping component 9 and the to-be-measured measuring cup 10 clamped on the measuring cup clamping component are driven to shake, so that aviation fuel oil to be measured in the to-be-measured measuring cup 10 can be discharged after the clean measuring cup 10 is fully soaked, and the problems of step missing caused by complicated sampling operation and manual sampling are avoided, and the aviation fuel oil to be measured is more in line with industrial standards;
the liquid pump 34 pumps the petroleum ether, the petroleum ether is sprayed out through the spray head 36, the used measuring cup 10 is pre-washed, the waste liquid after washing is discharged into the waste liquid hopper 28 through the liquid discharge pipeline 22 at the bottom of the measuring cup 10, and finally the waste liquid is discharged through the waste liquid outflow pipeline 4;
as shown in fig. 7-9, after the measuring cup holding assembly 9 has completely held the measuring cup 10, the lifting plate 26 starts to descend under the action of the lifter 44, the flushing component injects petroleum ether into the used measuring cup 10, then the driving motor 29 operates to drive the eccentric rod 31 to rotate, the eccentric rod 31 continues to drive the ball socket 48 to move through the universal ball head 47, the sliding rod 30 is connected with the limiting seat 32 in a sliding way in the vertical direction, and can rotate, when the ball seat 48 starts to move under the action of the rotation of the universal ball head 47, the ball seat 48 can drive the sliding rod 30 to reciprocate in the vertical direction and also can rotate in a reciprocating manner, thereby driving the measuring cup 10 to do reciprocating motion in the vertical direction and to do reciprocating rotation at the same time, so as to clean the measuring cup 10 fully and prepare for the next measurement of the aviation fuel oil to be measured.
The rotary joint 11 is used for preventing the conduit between the extraction pipe 39 and the input end of the automatic particle counter 1 from being wound due to the rotation of the two sets of measuring cups 10, and the automatic particle counter 1 measures the cleanliness of the aviation fuel oil to be measured.
The above-mentioned embodiments only express one embodiment of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.
Claims (10)
1. The utility model provides a portable aviation fuel oil cleanliness factor survey device, including box (3), box (3) inside is provided with a set of automatic particle counter (1), its characterized in that: a group of rotary lifting assemblies is arranged beside the automatic particle counter (1), a group of shaking and mixing assemblies is arranged beside the rotary lifting assemblies, a group of vibration cleaning assemblies is arranged on one sides of the rotary lifting assemblies, which are far away from the shaking and mixing assemblies, and a group of measuring cup clamping assemblies (9) are arranged above the shaking and mixing assemblies and the vibration cleaning assemblies;
wherein, rock mixed subassembly including rotating electrical machines (19), trapezoidal eccentric block (45), rotation bracing piece (17), backup pad (14) and perpendicular spacing part, rotating electrical machines (19) set up on the bottom inner wall of box (3), trapezoidal eccentric block (45) fixed connection be in on the output shaft of rotating electrical machines (19), rotation bracing piece (17) rotate to be connected the top of trapezoidal eccentric block (45), backup pad (14) set up the top of rotation bracing piece (17).
2. The portable aviation fuel oil cleanliness measuring device according to claim 1, wherein: rock mixed subassembly still including vertical pole (20) and connection turning block (18), vertical pole (20) are vertical to be set up the side of rotating electrical machines (19), it connects to connect turning block (18) to rotate to be connected on the outer wall of rotation support pole (17), connect turning block (18) keep away from rotation support pole (17) one side with vertical pole (20) sliding fit on vertical direction.
3. The portable aviation fuel oil cleanliness measuring device according to claim 1, wherein: the rotary lifting component comprises a stepping motor (37), a lifter (44), a lifting plate (26), a rotary limiting plate (27) and a plurality of groups of telescopic limiting rods (38), wherein the plurality of groups of telescopic limiting rods (38) are arranged on the inner wall of the bottom of the box body (3) at intervals, the bottom of the lifting plate (26) is fixedly connected with the movable ends of a plurality of groups of telescopic limiting rods (38), the lifter (44) is arranged below the lifting plate (26), the output end of the lifter (44) is fixedly connected with the bottom of the lifting plate (26), the stepping motor (37) is arranged on the top of the lifting plate (26), the rotation limiting plate (27) is fixedly connected with an output shaft of the stepping motor (37), two groups of round limiting grooves (6) are arranged on the rotating limiting plate (27), the top of the lifting plate (26) is provided with a group of annular sliding grooves (40).
4. The portable aviation fuel oil cleanliness measuring device according to claim 3, wherein: two groups of measuring cups (10) which are in sliding fit with the annular sliding groove (40) are arranged in the annular sliding groove (40), each group of measuring cups (10) corresponds to one group of circular limiting grooves (6), each group of measuring cups (10) is structurally matched with the rotary limiting plate (27) through the corresponding circular limiting grooves (6), the top of each group of measuring cups (10) is provided with a filling port (2) communicated with the inside of the measuring cup (10), the top of each group of measuring cups (10) is provided with an extraction pipeline (39) communicated with the inside of the measuring cup (10), the bottom of each group of measuring cups (10) is provided with one group of liquid drainage pipelines (22) communicated with the inside of the measuring cup (10), and each group of the liquid drainage pipelines (22) and the extraction pipeline (39) is internally provided with one group of electromagnetic valves, the bottom of the lifting plate (26) is provided with an annular through groove (41) for two groups of liquid drainage pipelines (22) to pass through.
5. The portable aviation fuel oil cleanliness measuring device according to claim 4, wherein: a set of waste liquid outflow pipelines (4) are arranged on the outer wall of the box body (3), a set of waste liquid hopper (28) is arranged below the lifting plate (26), and a waste liquid outflow port (43) communicated with the waste liquid outflow pipelines (4) is formed in the waste liquid hopper (28).
6. The portable aviation fuel oil cleanliness measuring device according to claim 1, wherein: every group graduated flask centre gripping subassembly (9) all include mounting bracket (16), connecting gear (25), small motor (15), two sets of slide bar (23) and two sets of L shape rack (24), and are two sets of slide bar (23) interval sets up on mounting bracket (16), two sets of L shape rack (24) sliding connection respectively are on two sets of slide bar (23), connecting gear (25) cover is established on the output shaft of small motor (15), every group L shape rack (24) all with connecting gear (25) meshing, every group all be provided with a set of graduated flask centre gripping arm (21) on the lateral wall of L shape rack (24).
7. The portable aviation fuel oil cleanliness measuring device according to claim 5, wherein: the vibration cleaning component comprises a driving motor (29), a sliding rod (30), an eccentric rod (31), a vibration plate (46), a limiting seat (32), a washing component and a ball head seat (48), the limiting seat (32) is arranged on the inner wall of the bottom of the box body (3), the sliding rod (30) is movably sleeved on the limiting seat (32), the vibration plate (46) is arranged at the top of the sliding rod (30), the driving motor (29) is arranged below the vibration plate (46), the eccentric rod (31) is fixedly sleeved on an output shaft of the driving motor (29), the ball head seat (48) is fixedly connected to the sliding rod (30) through a square block, one side of the eccentric rod (31) far away from the driving motor (29) is provided with a group of universal ball heads (47), the universal ball head (47) is matched with the ball head seat (48) in structure.
8. The portable aviation fuel oil cleanliness measuring device according to claim 7, wherein: the flushing component comprises a liquid pump (34), a petroleum ether storage tank (33) and a flushing pipeline (35), wherein the petroleum ether storage tank (33) is arranged at the side of the driving motor (29), the liquid pump (34) is arranged at the side of the petroleum ether storage tank (33), the petroleum ether storage tank (33) is communicated with the input end of the liquid pump (34), the input end of the flushing pipeline (35) is communicated with the output end of the liquid pump (34), and a group of spray heads (36) communicated with the inside of the flushing pipeline (35) are arranged at the output end of the flushing pipeline (35).
9. The portable aviation fuel oil cleanliness measuring device according to claim 8, wherein: the top of lifter plate (26) is provided with a set of sample extraction subassembly, sample extraction subassembly is including support frame (8) and rotary joint (11), support frame (8) set up the side of lifter plate (26), the rotation sets up the top of lifter plate (26), and is two sets of extraction pipeline (39) all pass through rotary joint (11) communicate with the input of automatic particle counter (1), the output of automatic particle counter (1) with waste liquid outflow pipeline (4) are linked together.
10. The portable aviation fuel oil cleanliness measuring device according to claim 9, wherein: the side of rocking the mixing assembly is provided with a set of sample extraction subassembly, the sample extraction subassembly is including sample inflow pipeline (5), precision measurement pump (12) and sample outflow pipeline (13), the output of outflow pipeline with the input intercommunication of precision measurement pump (12), the input of sample outflow pipeline (13) with the output intercommunication of precision measurement pump (12), the output of sample outflow pipeline (13) and the output of shower nozzle (36) is located a set of filler (2) directly over respectively.
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| CN114609018B (en) | 2022-07-29 |
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Denomination of invention: A portable device for measuring the cleanliness of aviation fuel oil Effective date of registration: 20231110 Granted publication date: 20220729 Pledgee: Dongying Bank Co.,Ltd. Hekou Branch Pledgor: DONGYING HUAYA GUOLIAN AVIATION FUEL Co.,Ltd. Registration number: Y2023980065107 |