CN112903977A - Lubricating oil evaporation loss real-time detection system - Google Patents
Lubricating oil evaporation loss real-time detection system Download PDFInfo
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- CN112903977A CN112903977A CN202110040418.5A CN202110040418A CN112903977A CN 112903977 A CN112903977 A CN 112903977A CN 202110040418 A CN202110040418 A CN 202110040418A CN 112903977 A CN112903977 A CN 112903977A
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- 239000010687 lubricating oil Substances 0.000 title claims abstract description 141
- 238000001704 evaporation Methods 0.000 title claims abstract description 51
- 230000008020 evaporation Effects 0.000 title claims abstract description 51
- 238000011897 real-time detection Methods 0.000 title claims description 12
- 239000003921 oil Substances 0.000 claims abstract description 142
- 230000005855 radiation Effects 0.000 claims abstract description 60
- 239000000463 material Substances 0.000 claims abstract description 39
- 229910000838 Al alloy Inorganic materials 0.000 claims abstract description 27
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 26
- 239000007788 liquid Substances 0.000 claims abstract description 24
- 238000009413 insulation Methods 0.000 claims description 45
- 239000010425 asbestos Substances 0.000 claims description 14
- 229910052895 riebeckite Inorganic materials 0.000 claims description 14
- 239000000956 alloy Substances 0.000 claims description 12
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 7
- 230000000903 blocking effect Effects 0.000 claims description 7
- 239000011229 interlayer Substances 0.000 claims description 7
- 210000002445 nipple Anatomy 0.000 claims 2
- 239000011888 foil Substances 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 18
- 238000010438 heat treatment Methods 0.000 abstract description 11
- 238000001514 detection method Methods 0.000 abstract description 4
- HMDDXIMCDZRSNE-UHFFFAOYSA-N [C].[Si] Chemical compound [C].[Si] HMDDXIMCDZRSNE-UHFFFAOYSA-N 0.000 description 22
- 239000013078 crystal Substances 0.000 description 18
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- 229910052802 copper Inorganic materials 0.000 description 10
- 239000010949 copper Substances 0.000 description 10
- 229910052751 metal Inorganic materials 0.000 description 9
- 239000002184 metal Substances 0.000 description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 6
- 229910010271 silicon carbide Inorganic materials 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 5
- DBUTVDSHVUGWOZ-UHFFFAOYSA-N [Si].[Ni].[Cr].[Ni] Chemical compound [Si].[Ni].[Cr].[Ni] DBUTVDSHVUGWOZ-UHFFFAOYSA-N 0.000 description 4
- 238000005485 electric heating Methods 0.000 description 4
- 238000002474 experimental method Methods 0.000 description 4
- 229910052755 nonmetal Inorganic materials 0.000 description 4
- 238000001953 recrystallisation Methods 0.000 description 4
- 238000005245 sintering Methods 0.000 description 4
- 229910052782 aluminium Inorganic materials 0.000 description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 3
- GQYHUHYESMUTHG-UHFFFAOYSA-N lithium niobate Chemical compound [Li+].[O-][Nb](=O)=O GQYHUHYESMUTHG-UHFFFAOYSA-N 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 229920002120 photoresistant polymer Polymers 0.000 description 3
- 238000004544 sputter deposition Methods 0.000 description 3
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000012552 review Methods 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
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- 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
- G01N33/30—Oils, i.e. hydrocarbon liquids for lubricating properties
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Abstract
The invention relates to a device for detecting evaporation loss of lubricating oil in real time, which comprises: the oil guide pipe and the oil suction pump are arranged on the oil guide pipe; the inner container is made of aluminum alloy or quartz glass material; the radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and the container cover is provided with an oil dripping hole; the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container; the electronic scale is arranged at the lower part of the outer container; the support frame is arranged between the outer container and the electronic scale; the device can detect the loss amount of the lubricating oil in real time, avoid the loss amount of the lubricating oil detected by workers in a laboratory and improve the detection efficiency; moreover, the device can ensure that the lubricating oil is heated uniformly in the detection process, and the problem that experimental data errors are caused by nonuniform heating of the lubricating oil in the heating process is solved.
Description
Technical Field
The invention relates to a detection system, in particular to a lubricating oil evaporation loss real-time detection system.
Background
Mechanical parts in a ship, particularly an engine in the ship, need certain lubricating oil to protect the mechanical parts from being damaged by friction, along with the continuous movement of the mechanical parts, the lubricating oil on the mechanical parts is continuously evaporated and consumed, if the lubricating oil is not supplied in time, the mechanical parts are abraded, even the ship cannot work normally, and therefore the quantity of the lubricating oil needs to be checked regularly to ensure the normal operation of equipment.
In the prior art, lubricating oil sampling is adopted, and a lubricating oil sample is moved to a laboratory to carry out a lubricating oil evaporation amount test experiment so as to know the loss amount and related information of the lubricating oil; experiment operation can not conveniently be carried out in boats and ships navigation in-process, simultaneously in prior art, the even operation of being heated to lubricating oil can not effectively go on in the experiment operation process, and this can lead to experimental data's error.
In order to solve the problems commonly existing in the field, the invention provides a lubricating oil evaporation loss real-time detection device, the loss amount of lubricating oil can be observed in real time by arranging the device near a mechanical part, the lubricating oil can be supplied in time, and meanwhile, the problem of uniform heating in the lubricating oil detection experiment process is solved.
Disclosure of Invention
The invention aims to monitor the loss of lubricating oil of mechanical parts of a ship in real time, and timely supply the lubricating oil to avoid the condition of mechanical part abrasion; meanwhile, the device is provided with a driving liquid moving part taking the sound wave technology as a core, so that the problem that the lubricating oil is heated unevenly in the experimental process is solved, and the problem that the cooling time of the lubricating oil is too long is solved.
In order to overcome the defects of the prior art, the invention adopts the following technical scheme:
the invention comprises the following steps: the oil guide pipe is made of aluminum alloy or quartz glass; the oil suction pump is arranged on the oil guide pipe; the inner container is made for aluminum alloy or quartz glass material, uses the condition that the aluminum alloy material can simulate lubricating oil well and operate in the engine, and aluminum alloy material has the advantage that density is little, the thermal conductivity is good, the rate of thermal expansion is good simultaneously, uses quartz glass material to have following advantage: high temperature resistance, low expansion coefficient, thermal shock resistance and electric insulation; the outer container is internally embedded with the inner pot body and is made of aluminum silicate asbestos materials; the container cover is used for sealing the inner container, a radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and the container cover is provided with an oil dripping hole; the radiation evaporation device is provided with a silicon-carbon rod as a radiation source, the normal working temperature of the silicon-carbon rod is 600-1450 ℃, and the temperature range can meet the temperature condition that lubricating oil runs in a ship engine cylinder; the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container and is used for performing vortex motion on lubricating oil in the inner container; the electronic scale is arranged at the lower part of the outer container; the support frame is arranged between the outer container and the electronic scale and is I-shaped in appearance.
Optionally, the oil conduit has two ports, and one port is connected with the connection port of the oil suction pump; the other port is positioned at the upper part of the oil dropping port of the container cover, and the cut tangent of the other port forms an included angle of 60 degrees with the outer wall of the container cover.
Optionally, the outer wall of the container cover is parallel to the horizontal plane, and the container cover is made of an aluminum alloy material.
Optionally, the outer wall of one of the ports is provided with a thread and has a corresponding relationship with the thread on the outer wall of the oil suction pump connection pipe opening, that is, the one of the ports and the oil suction pump connection pipe opening have a screwing-in and screwing-out installation relationship; the oil suction pump is soaked in lubricating oil in the lubricating oil tank.
Optionally, the outer side wall of the inner container is provided with a wedge-shaped convex groove, the inner side wall of the outer pot body is provided with a wedge-shaped groove, and the wedge-shaped convex groove corresponds to the wedge-shaped groove; the bottom of the inner side of the container cover is provided with a convex groove, the top of the outer pot body is provided with a concave groove, and the convex groove corresponds to the concave groove; tin foil paper is used as an interlayer material between the outer container and the inner container, so that the outer container wall is prevented from being damaged due to overhigh temperature of the inner container.
Optionally, a thermocouple device is attached to the inner side wall of the inner container, and the thermocouple device can timely detect the temperature of a lubricating oil film in the inner container, so that experimental errors caused by excessive evaporation of the lubricating oil due to overhigh radiation heat temperature or insufficient evaporation of the lubricating oil due to overlow radiation heat temperature are avoided.
Optionally, the support frame has two support plates, including a support plate 1 and a support plate 2, and the support frame is made of quartz glass material.
Optionally, a heat insulation plate 1 is arranged between the support plate 1 of the support frame and the bottom of the outer wall of the outer container, a heat insulation plate 2 is arranged between the support plate 2 of the support frame and the electronic scale, and the heat insulation plate 1 and the heat insulation plate 2 are made of heat insulation asbestos; the heat insulation board 2 is used for blocking heat emitted by the radiation evaporation device to the electronic balance.
The beneficial effects obtained by the invention are as follows:
1. the evaporation loss of the lubricating oil is monitored in real time, the lubricating oil does not need to be moved to a laboratory for experimental operation, and the operation flow is simplified.
2. The lubricating oil in the inner container is uniformly distributed at the bottom of the inner wall of the inner container before heating, and the lubricating oil molecules are uniformly heated during heating.
3. The heat radiation quantity is uniformly distributed during heating, and the lubricating oil is uniformly heated in the experimental process.
4. The lubricating oil is ensured to dissipate heat more quickly, and the cooling speed of the lubricating oil is increased.
Drawings
The invention will be further understood from the following description in conjunction with the accompanying drawings. The components in the figures are not necessarily to scale, emphasis instead being placed upon illustrating the principles of the embodiments. Like reference numerals designate corresponding parts throughout the different views.
FIG. 1 is a schematic view of the structure of the apparatus of the present invention.
Fig. 2 is a schematic structural view of an interdigital transducer of the present invention.
Fig. 3 is a schematic diagram of the mask structure of the SAW microfluidic brake device of the present invention.
Fig. 4 is a schematic structural view of a SAW brake device of the present invention.
FIG. 5 is a schematic diagram of the circuit structure of the silicon carbide rod radiation source of the present invention.
The reference numbers illustrate: 1-an oil suction pump; 2-oil guide pipe; 3-container lid; 4-a radiation evaporation device; 5-lubricating oil; 6-inner container; 7-an outer container; 8-a radiometer; 9-oil motion driving device; 10-a support frame; 11-an electronic scale; 12-finger width; 13-acoustic aperture; 14-inter-digital spacing; 15-acoustic wavelength; 16-a reflective grating; 17-a silicon carbide rod; 18-voltage regulating transformer.
Detailed Description
In order to make the objects and advantages of the present invention more apparent, the present invention will be further described in detail with reference to the following embodiments; it should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. Other systems, methods, and/or features of the present embodiments will become apparent to those skilled in the art upon review of the following detailed description. It is intended that all such additional systems, methods, features and advantages be included within this description, be within the scope of the invention, and be protected by the accompanying claims. Additional features of the disclosed embodiments are described in, and will be apparent from, the detailed description that follows.
The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar components; in the description of the present invention, it is to be understood that if there is an orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", etc. based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of description, but it is not intended to indicate or imply that the device or assembly referred to must have a specific orientation.
The first embodiment is described.
In one embodiment, a device for detecting evaporation loss of lubricating oil in real time includes: the oil guide pipe is made of aluminum alloy or quartz glass; the oil suction pump is arranged on the oil guide pipe, a machine core is arranged in the oil suction pump, a pure copper motor is adopted, the pure copper motor supports 24V voltage, an aluminum alloy material is adopted for an outer shell of the oil suction pump, and the oil suction pump absorbs lubricating oil in the lubricating oil tank into the oil guide pipe in an electric driving mode; the inner container is made of aluminum alloy or quartz glass material; the outer container is embedded in the inner pot body and is made of aluminum silicate asbestos materials; the container cover is used for closing the inner container, a radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and an oil dripping hole is formed in the container cover; the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container and is used for performing rotary motion on lubricating oil in the inner container; the electronic scale is arranged at the lower part of the outer container; the supporting frame is arranged between the outer container and the electronic scale and is I-shaped in appearance;
the oil guide pipe is provided with two ports, wherein one port is connected with the connecting pipe port of the oil suction pump; the other port is positioned at the upper part of the oil dripping port of the container cover, and the cut tangent of the other port forms an included angle of 60 degrees with the outer wall of the container cover; the outer wall of the container cover is parallel to the horizontal plane, and the container cover is made of an aluminum alloy material;
the outer wall of one port is provided with threads and has a corresponding relation with the threads arranged on the outer wall of the oil suction pump connecting pipe opening, namely the one port and the oil suction pump connecting pipe opening have a screwing-in and screwing-out installation relation; the oil suction pump is soaked in lubricating oil in the lubricating oil tank; the lower tangent point of the notch of the other port is tangent to the outer side wall of the container cover;
the outer side wall of the inner container is provided with a wedge-shaped convex groove, the inner side wall of the outer pot body is provided with a wedge-shaped groove, and the wedge-shaped convex groove corresponds to the wedge-shaped groove;
the bottom of the inner side of the container cover is provided with a convex groove, the top of the outer pot body is provided with a concave groove, and the convex groove corresponds to the concave groove;
tin foil paper is used as an interlayer material between the outer container and the inner container;
the supporting frame is provided with two supporting plates which comprise a supporting plate 1 and a supporting plate 2, and is made of quartz glass materials; a heat insulation plate 1 is arranged between the support plate 1 of the support frame and the bottom of the outer wall of the outer container, a heat insulation plate 2 is arranged between the support plate 2 of the support frame and the electronic scale, and the heat insulation plate 1 and the heat insulation plate 2 are made of heat insulation asbestos; the heat insulation board 2 is used for blocking heat emitted by the radiation evaporation device to the electronic balance.
Embodiment two.
The present embodiment should be understood to include all the technical means of all the foregoing embodiments, and further, in a second embodiment, a lubricating oil evaporation loss real-time detection device includes: the oil guide pipe is made of aluminum alloy or quartz glass; the oil suction pump is arranged on the oil guide pipe, a machine core is arranged in the oil suction pump, a pure copper motor is adopted, the pure copper motor supports 24V voltage, an aluminum alloy material is adopted for an outer shell of the oil suction pump, and the oil suction pump absorbs lubricating oil in the lubricating oil tank into the oil guide pipe in an electric driving mode; the inner container is made of aluminum alloy or quartz glass material; the outer container is embedded in the inner pot body and is made of aluminum silicate asbestos materials; the container cover is used for closing the inner container, a radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and an oil dripping hole is formed in the container cover, wherein the radiation evaporation device is arranged at the bottom of the inner wall of the container cover; the radiation evaporation device is responsible for emitting rays vertically downwards, which are used for heating the lubricating oil placed in the inner container; the radiation source of the radiation evaporation device is a resistance type radiation source, the resistance type radiation source consists of a high-emissivity silicon-carbon rod, the silicon-carbon rod is a carbon-shaped and tubular non-metal high-temperature electric heating element which is prepared by high-purity green sixty thousand silicon carbide through high-temperature silicification at 2200 ℃ and recrystallization sintering, and the silicon-carbon rod is assembled into a silicon-carbon rod radiation source circuit; the working temperature of the silicon carbon rod radiation source in this embodiment is set to 600-;
the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container and is used for performing rotary motion on lubricating oil in the inner container; the electronic scale is arranged at the lower part of the outer container; the supporting frame is arranged between the outer container and the electronic scale and is I-shaped in appearance;
the oil guide pipe is provided with two ports, wherein one port is connected with the connecting pipe port of the oil suction pump; the other port is positioned at the upper part of the oil dripping port of the container cover, and the cut tangent of the other port forms an included angle of 60 degrees with the outer wall of the container cover;
the outer wall of the container cover is parallel to the horizontal plane, and the container cover is made of an aluminum alloy material;
the outer wall of one port is provided with threads and has a corresponding relation with the threads arranged on the outer wall of the oil suction pump connecting pipe opening, namely the one port and the oil suction pump connecting pipe opening have a screwing-in and screwing-out installation relation; the oil suction pump is soaked in lubricating oil in the lubricating oil tank; the lower tangent point of the notch of the other port is tangent to the outer side wall of the container cover;
the outer side wall of the inner container is provided with a wedge-shaped convex groove, the inner side wall of the outer pot body is provided with a wedge-shaped groove, and the wedge-shaped convex groove corresponds to the wedge-shaped groove;
the bottom of the inner side of the container cover is provided with a convex groove, the top of the outer pot body is provided with a concave groove, and the convex groove corresponds to the concave groove;
the inner side wall of the inner container is provided with a patch type thermocouple, the patch type thermocouple is used for measuring the temperature of lubricating oil in the inner container, the thermocouple is arranged on the upper half part of the inner side wall of the inner container and does not contact the lubricating oil in the inner container, the thermocouple of the embodiment adopts a nickel-chromium-nickel-silicon thermocouple, and the thermocouple transmits the real-time detected temperature of a lubricating oil film to a computer; tin foil paper is used as an interlayer material between the outer container and the inner container;
the supporting frame is provided with two supporting plates which comprise a supporting plate 1 and a supporting plate 2, and is made of quartz glass materials; a heat insulation plate 1 is arranged between the support plate 1 of the support frame and the bottom of the outer wall of the outer container, a heat insulation plate 2 is arranged between the support plate 2 of the support frame and the electronic scale, and the heat insulation plate 1 and the heat insulation plate 2 are made of heat insulation asbestos; the heat insulation board 2 is used for blocking heat emitted by the radiation evaporation device to the electronic balance.
The third embodiment.
This embodiment should be understood to include the entire technical means of all the foregoing embodiments, and further, in a third embodiment, a lubricating oil evaporation loss real-time detection device includes: the oil guide pipe is made of aluminum alloy or quartz glass; the oil suction pump is arranged on the oil guide pipe, a machine core is arranged in the oil suction pump, a pure copper motor is adopted, the pure copper motor supports 24V voltage, an aluminum alloy material is adopted for an outer shell of the oil suction pump, and the oil suction pump absorbs lubricating oil in the lubricating oil tank into the oil guide pipe in an electric driving mode; the inner container is made of aluminum alloy or quartz glass material; the outer container is embedded in the inner pot body and is made of aluminum silicate asbestos materials; the container cover is used for closing the inner container, a radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and an oil dripping hole is formed in the container cover, wherein the radiation evaporation device is arranged at the bottom of the inner wall of the container cover; the radiation evaporation device is responsible for emitting rays vertically downwards, which are used for heating the lubricating oil placed in the inner container; the radiation source of the radiation evaporation device is a resistance type radiation source, the resistance type radiation source consists of a high-emissivity silicon-carbon rod, the silicon-carbon rod is a carbon-shaped and tubular non-metal high-temperature electric heating element which is prepared by high-purity green sixty thousand silicon carbide through high-temperature silicification at 2200 ℃ and recrystallization sintering, and the silicon-carbon rod is assembled into a silicon-carbon rod radiation source circuit; the working temperature of the silicon carbon rod radiation source in this embodiment is set to 600-; the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container, the oil liquid motion driving device is arranged at the bottom of the inner wall of the inner container, lubricating oil is enabled to perform vortex motion in the inner container by adopting a sound wave technology, the sound wave form adopts mode waves of micro-flow drive of Rayleigh waves, the vibration amplitude of leakage waves of the Rayleigh wave form is large enough to generate enough sound wave energy, the sound wave energy is converted into internal energy and mechanical energy of the lubricating oil, the internal energy enables the temperature of the lubricating oil liquid to rise, the mechanical energy generates force on the lubricating oil liquid, namely sound wave acting force, the sound wave acting force is expressed in a form that the lubricating oil is driven to generate vortex motion from the inside, and the vortex motion enables the lubricating oil to be heated uniformly;
in the embodiment, a piezoelectric single crystal is used as a base material of the oil motion driving device, the piezoelectric single crystal is made of 128-degree Y-cut lithium niobate, and the thickness of the crystal is 0.5 mm;
the structure of the interdigital transducer adopts a single-ended structure in the embodiment, as shown in fig. 2, 12 and 14 in fig. 2 respectively indicate the interdigital width and the interdigital distance of the interdigital electrode, the interdigital width and the interdigital distance simultaneously determine the wavelength sent by the oil motion driving device, that is, in the embodiment, the interdigital width and the interdigital distance are designed to be equal, the distance and the length are both 50 micrometers, the interdigital logarithm is designed to be 50 in the embodiment, the larger the interdigital logarithm is, the larger the sound wave intensity sent by the oil motion driving device is, 13 in fig. 2 represents the sound aperture of the interdigital transducer, the sound aperture determines the action range of the oil motion driving device on the lubricating oil, and simultaneously the size of the sound aperture also affects the sound wave intensity sent by the oil motion driving device, so as to improve the sound wave power to the maximum extent, in the embodiment, the size of the acoustic aperture is designed to be 9 mm;
the mask layout of the interdigital transducer design is shown in FIG. 3, and the microfluid braking device of the interdigital transducer design is shown in FIG. 4;
the interdigital transducer has the size reaching the micron level, a stripping method is adopted for manufacturing an interdigital electrode on the interdigital transducer, a metal electrode is attached to the surface of the piezoelectric crystal by photoresist and a sputtering method, and the metal electrode is made of a metal aluminum material;
the interdigital electrode is connected with a signal receiver, the signal receiver is responsible for receiving specified signal power sent by a computer, the signal receiver transmits the signal power to the interdigital electrode, the interdigital electrode is responsible for converting signals into electric energy and transmitting the electric energy to the piezoelectric crystal, the piezoelectric crystal transmits the electric energy to an interdigital transducer, the interdigital transducer converts the electric energy into sound wave energy, and the sound wave energy is transmitted into the lubricating oil and converted into the internal energy and the mechanical energy of the lubricating oil;
a baffle made of quartz glass material is adopted above the oil liquid motion driving device to isolate the lubricating oil from the oil liquid motion driving device; the electronic scale is arranged at the lower part of the outer container; the supporting frame is arranged between the outer container and the electronic scale and is I-shaped in appearance;
the oil guide pipe is provided with two ports, wherein one port is connected with the connecting pipe port of the oil suction pump; the other port is positioned at the upper part of the oil dripping port of the container cover, and the cut tangent of the other port forms an included angle of 60 degrees with the outer wall of the container cover;
the outer wall of the container cover is parallel to the horizontal plane, and the container cover is made of an aluminum alloy material;
the outer wall of one port is provided with threads and has a corresponding relation with the threads arranged on the outer wall of the oil suction pump connecting pipe opening, namely the one port and the oil suction pump connecting pipe opening have a screwing-in and screwing-out installation relation; the oil suction pump is soaked in lubricating oil in the lubricating oil tank; the lower tangent point of the notch of the other port is tangent to the outer side wall of the container cover;
the outer side wall of the inner container is provided with a wedge-shaped convex groove, the inner side wall of the outer pot body is provided with a wedge-shaped groove, and the wedge-shaped convex groove corresponds to the wedge-shaped groove;
the bottom of the inner side of the container cover is provided with a convex groove, the top of the outer pot body is provided with a concave groove, and the convex groove corresponds to the concave groove;
the inner side wall of the inner container is provided with a patch type thermocouple, the patch type thermocouple is used for measuring the temperature of lubricating oil in the inner container, the thermocouple is arranged on the upper half part of the inner side wall of the inner container and does not contact the lubricating oil in the inner container, the thermocouple of the embodiment adopts a nickel-chromium-nickel-silicon thermocouple, and the thermocouple transmits the real-time detected temperature of a lubricating oil film to a computer; tin foil paper is used as an interlayer material between the outer container and the inner container;
the supporting frame is provided with two supporting plates which comprise a supporting plate 1 and a supporting plate 2, and is made of quartz glass materials; a heat insulation plate 1 is arranged between the support plate 1 of the support frame and the bottom of the outer wall of the outer container, a heat insulation plate 2 is arranged between the support plate 2 of the support frame and the electronic scale, and the heat insulation plate 1 and the heat insulation plate 2 are made of heat insulation asbestos; the heat insulation board 2 is used for blocking heat emitted by the radiation evaporation device to the electronic balance.
The fourth embodiment.
The present embodiment should be understood to include the entire technical means of all the foregoing embodiments, and further, in a fourth embodiment, a lubricating oil evaporation loss real-time detection device includes: the oil guide pipe is made of aluminum alloy or quartz glass; the oil suction pump is arranged on the oil guide pipe, a machine core is arranged in the oil suction pump, a pure copper motor is adopted, the pure copper motor supports 24V voltage, an aluminum alloy material is adopted for an outer shell of the oil suction pump, and the oil suction pump absorbs lubricating oil in the lubricating oil tank into the oil guide pipe in an electric driving mode; the inner container is made of aluminum alloy or quartz glass material; the outer container is embedded in the inner pot body and is made of aluminum silicate asbestos materials; the container cover is used for closing the inner container, a radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and an oil dripping hole is formed in the container cover, wherein the radiation evaporation device is arranged at the bottom of the inner wall of the container cover; the radiation evaporation device is responsible for emitting rays vertically downwards, which are used for heating the lubricating oil placed in the inner container; the radiation source of the radiation evaporation device is a resistance type radiation source, the resistance type radiation source consists of a high-emissivity silicon-carbon rod, the silicon-carbon rod is a carbon-shaped and tubular non-metal high-temperature electric heating element which is prepared by high-purity green sixty thousand silicon carbide through high-temperature silicification at 2200 ℃ and recrystallization sintering, and the silicon-carbon rod is assembled into a silicon-carbon rod radiation source circuit; the working temperature of the silicon carbon rod radiation source in this embodiment is set to 600-;
the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container, the oil liquid motion driving device is arranged at the bottom of the inner wall of the inner container, lubricating oil is enabled to perform vortex motion in the inner container by adopting a sound wave technology, the sound wave form adopts mode waves of micro-flow drive of Rayleigh waves, the vibration amplitude of leakage waves of the Rayleigh wave form is large enough to generate enough sound wave energy, the sound wave energy is converted into internal energy and mechanical energy of the lubricating oil, the internal energy enables the temperature of the lubricating oil liquid to rise, the mechanical energy generates force on the lubricating oil liquid, namely sound wave acting force, the sound wave acting force is expressed in a form that the lubricating oil is driven to generate vortex motion from the inside, and the vortex motion enables the lubricating oil to be heated uniformly;
in the embodiment, a piezoelectric single crystal is used as a base material of the oil motion driving device, the piezoelectric single crystal is made of 128-degree Y-cut lithium niobate, and the thickness of the crystal is 0.5 mm;
the structure of the interdigital transducer adopts a single-ended structure in the embodiment, as shown in fig. 2, 12 and 14 in fig. 2 respectively indicate the interdigital width and the interdigital distance of the interdigital electrode, the interdigital width and the interdigital distance simultaneously determine the wavelength sent by the oil motion driving device, that is, in the embodiment, the interdigital width and the interdigital distance are designed to be equal, the distance and the length are both 50 micrometers, the interdigital logarithm is designed to be 50 in the embodiment, the larger the interdigital logarithm is, the larger the sound wave intensity sent by the oil motion driving device is, 13 in fig. 2 represents the sound aperture of the interdigital transducer, the sound aperture determines the action range of the oil motion driving device on the lubricating oil, and simultaneously the size of the sound aperture also affects the sound wave intensity sent by the oil motion driving device, so as to improve the sound wave power to the maximum extent, in the embodiment, the size of the acoustic aperture is designed to be 9 mm;
the mask layout of the interdigital transducer design is shown in FIG. 3, and the microfluid braking device of the interdigital transducer design is shown in FIG. 4;
the interdigital transducer has the size reaching the micron level, a stripping method is adopted for manufacturing an interdigital electrode on the interdigital transducer, a metal electrode is attached to the surface of the piezoelectric crystal by photoresist and a sputtering method, and the metal electrode is made of a metal aluminum material;
the interdigital electrode is connected with a signal receiver, the signal receiver is responsible for receiving specified signal power sent by a computer, the signal receiver transmits the signal power to the interdigital electrode, the interdigital electrode is responsible for converting signals into electric energy and transmitting the electric energy to the piezoelectric crystal, the piezoelectric crystal transmits the electric energy to an interdigital transducer, the interdigital transducer converts the electric energy into sound wave energy, and the sound wave energy is transmitted into the lubricating oil and converted into the internal energy and the mechanical energy of the lubricating oil;
a baffle made of quartz glass material is adopted above the oil liquid motion driving device to isolate the lubricating oil from the oil liquid motion driving device; the electronic scale is arranged at the lower part of the outer container; the supporting frame is arranged between the outer container and the electronic scale and is I-shaped in appearance;
the oil guide pipe is provided with two ports, wherein one port is connected with the connecting pipe port of the oil suction pump; the other port is positioned at the upper part of the oil dripping port of the container cover, and the cut tangent of the other port forms an included angle of 60 degrees with the outer wall of the container cover; the outer wall of one port is provided with threads and has a corresponding relation with the threads arranged on the outer wall of the oil suction pump connecting pipe opening, namely the one port and the oil suction pump connecting pipe opening have a screwing-in and screwing-out installation relation; the oil suction pump is soaked in lubricating oil in the lubricating oil tank; the lower tangent point of the notch of the other port is tangent to the outer side wall of the container cover;
the outer side wall of the inner container is provided with a wedge-shaped convex groove, the inner side wall of the outer pot body is provided with a wedge-shaped groove, and the wedge-shaped convex groove corresponds to the wedge-shaped groove;
the bottom of the inner side of the container cover is provided with a convex groove, the top of the outer pot body is provided with a concave groove, and the convex groove corresponds to the concave groove;
the inner side wall of the inner container is provided with a patch type thermocouple, the patch type thermocouple is used for measuring the temperature of lubricating oil in the inner container, the thermocouple is arranged on the upper half part of the inner side wall of the inner container and does not contact the lubricating oil in the inner container, the thermocouple of the embodiment adopts a nickel-chromium-nickel-silicon thermocouple, and the thermocouple transmits the real-time detected temperature of a lubricating oil film to a computer; tin foil paper is used as an interlayer material between the outer container and the inner container;
a radiometer is arranged on each of two sides of the outer side wall of the outer container and above a heat insulation plate of the support frame, the surface of the radiometer is flush with the surface of an oil film of lubricating oil in the inner container, and the radiometer is used for measuring the amount of heat radiation received by the surface of the lubricating oil film in real time;
the supporting frame is provided with two supporting plates which comprise a supporting plate 1 and a supporting plate 2, and is made of quartz glass materials; a heat insulation plate 1 is arranged between the support plate 1 of the support frame and the bottom of the outer wall of the outer container, a heat insulation plate 2 is arranged between the support plate 2 of the support frame and the electronic scale, and the heat insulation plate 1 and the heat insulation plate 2 are made of heat insulation asbestos; the heat insulation board 2 is used for blocking heat emitted by the radiation evaporation device to the electronic balance.
The fifth embodiment.
This embodiment further illustrates a device for detecting evaporation loss of lubricating oil in real time according to the present invention, in which the device of the present invention includes: the oil guide pipe is made of aluminum alloy or quartz glass; the oil suction pump is arranged on the oil guide pipe, a machine core is arranged in the oil suction pump, a pure copper motor is adopted, the pure copper motor supports 24V voltage, an aluminum alloy material is adopted for an outer shell of the oil suction pump, and the oil suction pump absorbs lubricating oil in a lubricating oil tank into the oil guide pipe in an electric driving mode; the inner container is made of aluminum alloy or quartz glass material; the inner container is embedded in the outer container, and the outer container is made of aluminum silicate asbestos materials; the container cover is used for closing the inner container, a radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and an oil dripping hole is formed in the container cover, wherein the radiation evaporation device is arranged at the bottom of the inner wall of the container cover; the radiation evaporation device is responsible for emitting rays vertically downwards, which are used for heating the lubricating oil placed in the inner container; the radiation source of the radiation evaporation device is a resistance type radiation source, the resistance type radiation source consists of a high-emissivity silicon-carbon rod, the silicon-carbon rod is a carbon-shaped and tubular non-metal high-temperature electric heating element which is prepared by high-purity green sixty thousand silicon carbide through high-temperature silicification at 2200 ℃ and recrystallization sintering, and the silicon-carbon rod is assembled into a silicon-carbon rod radiation source circuit; the working temperature of the silicon carbon rod radiation source in this embodiment is set to 600-;
the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container, the oil liquid motion driving device is arranged at the bottom of the inner wall of the inner container, lubricating oil is enabled to perform vortex motion in the inner container by adopting a sound wave technology, the sound wave form adopts mode waves of micro-flow drive of Rayleigh waves, the vibration amplitude of leakage waves of the Rayleigh wave form is large enough to generate enough sound wave energy, the sound wave energy is converted into internal energy and mechanical energy of the lubricating oil, the internal energy enables the temperature of the lubricating oil liquid to rise, the mechanical energy generates force on the lubricating oil liquid, namely sound wave acting force, the sound wave acting force is expressed in a form that the lubricating oil is driven to generate vortex motion from the inside, and the vortex motion enables the lubricating oil to be heated uniformly;
in the embodiment, a piezoelectric single crystal is used as a base material of the oil motion driving device, the piezoelectric single crystal is made of 128-degree Y-cut lithium niobate, and the thickness of the crystal is 0.5 mm;
the structure of the interdigital transducer adopts a single-ended structure in the embodiment, as shown in fig. 2, 12 and 14 in fig. 2 respectively indicate the interdigital width and the interdigital distance of the interdigital electrode, the interdigital width and the interdigital distance simultaneously determine the wavelength sent by the oil motion driving device, that is, in the embodiment, the interdigital width and the interdigital distance are designed to be equal, the distance and the length are both 50 micrometers, the interdigital logarithm is designed to be 50 in the embodiment, the larger the interdigital logarithm is, the larger the sound wave intensity sent by the oil motion driving device is, 13 in fig. 2 represents the sound aperture of the interdigital transducer, the sound aperture determines the action range of the oil motion driving device on the lubricating oil, and simultaneously the size of the sound aperture also affects the sound wave intensity sent by the oil motion driving device, so as to improve the sound wave power to the maximum extent, in the embodiment, the size of the acoustic aperture is designed to be 9 mm;
the mask layout of the interdigital transducer design is shown in FIG. 3, and the microfluid braking device of the interdigital transducer design is shown in FIG. 4;
the interdigital transducer has the size reaching the micron level, a stripping method is adopted for manufacturing an interdigital electrode on the interdigital transducer, a metal electrode is attached to the surface of the piezoelectric crystal by photoresist and a sputtering method, and the metal electrode is made of a metal aluminum material;
the interdigital electrode is connected with a signal receiver, the signal receiver is responsible for receiving specified signal power sent by a computer, the signal receiver transmits the signal power to the interdigital electrode, the interdigital electrode is responsible for converting signals into electric energy and transmitting the electric energy to the piezoelectric crystal, the piezoelectric crystal transmits the electric energy to an interdigital transducer, the interdigital transducer converts the electric energy into sound wave energy, and the sound wave energy is transmitted into the lubricating oil and converted into the internal energy and the mechanical energy of the lubricating oil;
a baffle made of quartz glass material is adopted above the oil liquid motion driving device to isolate the lubricating oil from the oil liquid motion driving device; the electronic scale is arranged at the lower part of the outer container; the supporting frame is arranged between the outer container and the electronic scale and is I-shaped in appearance;
the oil guide pipe is provided with two ports, wherein one port is connected with the connecting pipe port of the oil suction pump; the other port is positioned at the upper part of the oil dripping port of the container cover, and the cut tangent of the other port forms an included angle of 60 degrees with the outer wall of the container cover; the outer wall of one port is provided with threads and has a corresponding relation with the threads arranged on the outer wall of the oil suction pump connecting pipe opening, namely the one port and the oil suction pump connecting pipe opening have a screwing-in and screwing-out installation relation; the oil suction pump is soaked in lubricating oil in the lubricating oil tank; the lower tangent point of the notch of the other port is tangent to the outer side wall of the container cover;
the outer side wall of the inner container is provided with a wedge-shaped convex groove, the inner side wall of the outer pot body is provided with a wedge-shaped groove, and the wedge-shaped convex groove corresponds to the wedge-shaped groove;
the bottom of the inner side of the container cover is provided with a convex groove, the top of the outer pot body is provided with a concave groove, and the convex groove corresponds to the concave groove;
the inner side wall of the inner container is provided with a patch type thermocouple, the patch type thermocouple is used for measuring the temperature of lubricating oil in the inner container, the thermocouple is arranged on the upper half part of the inner side wall of the inner container and does not contact the lubricating oil in the inner container, the thermocouple of the embodiment adopts a nickel-chromium-nickel-silicon thermocouple, and the thermocouple transmits the real-time detected temperature of a lubricating oil film to a computer; tin foil paper is used as an interlayer material between the outer container and the inner container;
a radiometer is arranged on each of two sides of the outer side wall of the outer container and above a heat insulation plate of the support frame, the surface of the radiometer is flush with the surface of an oil film of lubricating oil in the inner container, and the radiometer is used for measuring the amount of heat radiation received by the surface of the lubricating oil film in real time;
the supporting frame is provided with two supporting plates which comprise a supporting plate 1 and a supporting plate 2, and is made of quartz glass materials; a heat insulation plate 1 is arranged between the support plate 1 of the support frame and the bottom of the outer wall of the outer container, a heat insulation plate 2 is arranged between the support plate 2 of the support frame and the electronic scale, and the heat insulation plate 1 and the heat insulation plate 2 are made of heat insulation asbestos; the heat insulation plate 2 is used for blocking heat emitted to the electronic balance by the radiation evaporation device;
the operation process of the device of the invention is as follows: the oil extractor sucks lubricating oil from a lubricating oil tank into an oil guide pipe, the lubricating oil flows out from the other port of the oil guide pipe and flows into the inner container through the oil dripping hole, the electronic scale detects the weight of the lubricating oil sucked into the inner container in real time, when the amount of the lubricating oil in the inner container reaches the required measurement amount, the oil suction pump stops oil suction operation, the electronic scale records current pressure data and transmits the data to a computer, at the moment, the oil motion driving device starts to work to enable the lubricating oil in the inner container to start eddy motion, meanwhile, the radiation evaporation device starts to work to heat the lubricating oil in the inner container, the radiometer detects radiation values in real time and transmits the radiation values to the computer in a wireless mode, the thermocouple in the inner container detects the temperature of the lubricating oil film in real time and transmits the temperature of the oil film to the computer in a wireless mode, when the temperature in the inner container rises, lubricating oil in the inner container is gasified to generate steam, the steam is discharged through the oil dripping hole, after the oil film temperature reaches a specified value and certain oil steam is discharged, the radiation evaporation device stops working, the oil motion driving device continues working at the moment but reduces the output of sound wave energy, the motion rotating speed of the lubricating oil is lower than that during heating, when the thermocouple detects that the temperature of the lubricating oil film is cooled to the room temperature, the oil motion driving device stops working, and finally the electronic scale measures pressure data again and transmits the data to the computer.
In conclusion, the invention provides a system for detecting the evaporation loss of lubricating oil in real time.
Although the invention has been described above with reference to various embodiments, it should be understood that many changes and modifications may be made without departing from the scope of the invention. That is, the methods, systems, and devices discussed above are examples. Various configurations may omit, substitute, or add various procedures or components as appropriate. For example, in alternative configurations, the methods may be performed in an order different than that described, and/or various components may be added, omitted, and/or combined. Moreover, features described with respect to certain configurations may be combined in various other configurations, as different aspects and elements of the configurations may be combined in a similar manner. Further, elements therein may be updated as technology evolves, i.e., many elements are examples and do not limit the scope of the disclosure or claims.
Specific details are given in the description to provide a thorough understanding of the exemplary configurations including implementations. However, configurations may be practiced without these specific details, for example, well-known circuits, processes, algorithms, structures, and techniques have been shown without unnecessary detail in order to avoid obscuring the configurations. This description provides example configurations only, and does not limit the scope, applicability, or configuration of the claims. Rather, the foregoing description of the configurations will provide those skilled in the art with an enabling description for implementing the described techniques. Various changes may be made in the function and arrangement of elements without departing from the spirit or scope of the disclosure.
In conclusion, it is intended that the foregoing detailed description be regarded as illustrative rather than limiting, and that it be understood that these examples are illustrative only and are not intended to limit the scope of the invention. After reading the description of the invention, the skilled person can make various changes or modifications to the invention, and these equivalent changes and modifications also fall into the scope of the invention defined by the claims.
Claims (9)
1. A real-time detection device for evaporation loss of lubricating oil is characterized by comprising the following components: the oil guide pipe is made of aluminum alloy or quartz glass; the oil suction pump is arranged on the oil guide pipe; the inner container is made of aluminum alloy or quartz glass material; the outer container is embedded in the inner pot body and is made of aluminum silicate asbestos materials; the container cover is used for closing the inner container, a radiation evaporation device is arranged at the bottom of the inner wall of the container cover, and an oil dripping hole is formed in the container cover; the oil liquid motion driving device is arranged at the bottom of the outer wall of the inner container and is used for performing vortex motion on lubricating oil in the inner container; the electronic scale is arranged at the lower part of the outer container; the support frame is arranged between the outer container and the electronic scale and is I-shaped in appearance.
2. The device for detecting the evaporation loss of the lubricating oil in real time as claimed in claim 1, wherein the oil conduit has two ports, one of the two ports is connected with the connecting port of the oil suction pump; the other port is positioned at the upper part of the oil dropping port of the container cover, and the cut tangent of the other port forms an included angle of 60 degrees with the outer wall of the container cover.
3. The apparatus for real-time detection of evaporative loss of lubricating oil according to any one of the preceding claims, wherein the outer wall of the container lid is parallel to the horizontal plane, and the container lid is made of aluminum alloy material.
4. -14-the assembly of any one of the preceding claims wherein the outer wall of said one of the ports is threaded and has a corresponding relationship to the threads provided on the outer wall of the suction pump nipple, i.e. said one of the ports has a screw-in and screw-out mounting relationship to the suction pump nipple; the oil suction pump is soaked in lubricating oil in the lubricating oil tank.
5. The device for real-time detection of evaporative loss of lubricating oil as claimed in any one of the preceding claims, wherein the outer side wall of the inner container is provided with a wedge-shaped tongue, and the inner side wall of the outer pot body is provided with a wedge-shaped groove, and the wedge-shaped tongue corresponds to the wedge-shaped groove.
6. The device for real-time detection of the evaporation loss of lubricating oil according to any one of the preceding claims, wherein the container cover is provided with a convex groove at the bottom of the inner side, and the outer pot body is provided with a concave groove at the top, and the convex groove corresponds to the concave groove.
7. A device for real-time detection of evaporative loss of lubricating oil according to any one of the preceding claims, characterized in that a foil is used as an interlayer material between the outer container and the inner container.
8. The device for detecting the evaporation loss of the lubricating oil in real time as claimed in one of the preceding claims, wherein the supporting frame has two supporting plates, including a supporting plate 1 and a supporting plate 2, and the supporting frame is made of quartz glass material.
9. The device for detecting the evaporation loss of the lubricating oil in real time as claimed in one of the preceding claims, wherein a heat insulation board 1 is arranged between a support board 1 of the support frame and the bottom of the outer wall of the outer container, a heat insulation board 2 is arranged between a support board 2 of the support frame and the electronic scale, and the heat insulation board 1 and the heat insulation board 2 are made of heat insulation asbestos; the heat insulation board 2 is used for blocking heat emitted by the radiation evaporation device to the electronic balance.
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