CN212610482U - Oil filter with oil online detection function - Google Patents
Oil filter with oil online detection function Download PDFInfo
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- CN212610482U CN212610482U CN202021007168.2U CN202021007168U CN212610482U CN 212610482 U CN212610482 U CN 212610482U CN 202021007168 U CN202021007168 U CN 202021007168U CN 212610482 U CN212610482 U CN 212610482U
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Abstract
The utility model discloses an oil filter that possesses fluid on-line measuring function belongs to fluid filtration technical field, and this oil filter includes strainer, heater, thermometer, automatic valve, atomizer, vacuum cylinder, vacuum meter, condenser, vacuum pump, water pump and water tank etc. can effectively impurity, moisture and harmful gas etc. in the filtering sump oil, and this oil filter possesses monitoring function, has configured viscosity, pollution degree, moisture sensor etc. can accurate control filter time, is showing hoisting device's life and lubricating oil's filtration quality.
Description
Technical Field
The utility model belongs to the technical field of the fluid filters, concretely relates to oil filter that possesses fluid on-line measuring function.
Background
The normal work of the mechanical transmission equipment does not leave the good operation of the lubricating oil system, the lubricating oil can not only slow down the abrasion between mechanical parts, but also can wash grinding, oil sludge, carbide and the like on the working surface of a part through the flowing of the lubricating oil, and the abnormity of the lubricating oil system is one of the main reasons for the failure and the reduction of the service life of the mechanical transmission equipment. Therefore, how to ensure the working state of the lubricating oil becomes important.
In the prior art, a domestic oil filter device is not provided with a monitoring part, most of the domestic oil filter devices are operated based on experience of workers and users, whether lubricating oil reaches a use standard cannot be determined, long-time starting is easy to result in great waste of electric energy, meanwhile, the service life of the oil filter is shortened, part of workers or users lack of experience, the oil filter is turned off in advance when the lubricating oil does not reach the use standard, mechanical parts are easy to damage, and if the lubricating oil does not reach the use standard for a long time, mechanical transmission equipment can break down, and the service life is shortened.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides an oil filter that possesses fluid on-line measuring function can effectively impurity, moisture, harmful gas etc. in the filtering sump oil, and this oil filter possesses the monitoring function, has configured viscosity, pollution degree, moisture sensor, can accurate control filter time, is showing hoisting device's life and lubricating oil's filtration quality.
In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:
the utility model provides an oil filter that possesses fluid on-line measuring function, its characterized in that, includes inlet valve, colander, heater, automatic valve, atomizer, vacuum cylinder, condenser, vacuum pump, water tank, oil-out check valve, secondary filter, oil extraction pump, sensor group, oil inlet, propeller, spouts oil pipe, outlet duct, storage water tank, drain, air inlet, gas vent and vacuum pump outlet pipe, wherein: an oil inlet is communicated with an inlet of the strainer through an oil inlet valve, an outlet of the strainer is communicated with an inlet of a heater, an outlet of the heater is communicated with an atomizer through an automatic valve and an oil injection pipe in sequence, the atomizer is arranged in a vacuum cylinder, and heated oil enters the atomizer and then is rapidly evaporated in the vacuum cylinder to realize separation of the oil, water vapor and harmful gases; the top of the vacuum cylinder is communicated with the top of a condenser through a pipeline, water vapor enters the condenser and is condensed and discharged into a water tank through a water pump, harmful gas enters the condenser and then enters an inlet of the vacuum pump through an air outlet pipe, the vacuum pump comprises a water outlet pipe and an oil outlet pipe, the water outlet pipe is used for being communicated with the water tank, and the oil outlet pipe is used for being communicated with an oil discharge pump and a fine filter; the lower part of the vacuum cylinder is used for storing oil, the bottom of the vacuum cylinder is communicated with an inlet of a propeller through a pipeline, an outlet of the propeller is connected with an inlet of a fine filter through an oil discharge pump, and an outlet of the fine filter is connected with an oil outlet check valve; the sensor group is arranged on the side surface of the vacuum cylinder and used for detecting the viscosity, moisture and pollution degree of oil in the vacuum cylinder.
Preferably, the sensor group includes a viscosity sensor, a moisture sensor and a contamination degree sensor, wherein: the pollution degree sensor includes cylinder casing, mount pad, detecting body, detecting head, temperature sensor and connection socket, the mount pad sets up the one end at the cylinder casing, connection socket installs the other end at the cylinder casing, and detecting body and detecting head form the column and survey electric capacity, and set up on the mount pad, temperature sensor sets up on the mount pad.
Preferably, the inside signal circuit that is provided with of cylinder casing, signal circuit include the singlechip and with C/V converting circuit, temperature converting circuit and the 485 circuit that the singlechip is connected respectively, wherein: the single chip microcomputer is connected with the columnar detection capacitor through the C/V conversion circuit, connected with the temperature sensor through the temperature conversion circuit and connected with the wiring socket through the 485 circuit.
Preferably, the oil-water separator further comprises a display box connected with the sensor group, and the display box is used for displaying the viscosity, the moisture content and the pollution degree of oil in the vacuum cylinder.
Preferably, the vacuum cleaner further comprises a thermometer, a vacuum gauge and a pressure gauge, wherein: the thermometer is arranged on the heater; the vacuum gauge is arranged on a top pipeline of the vacuum cylinder; the pressure gauge is arranged on an outlet pipeline of the oil discharge pump.
Preferably, the device further comprises a vacuum valve arranged on the vacuum cylinder.
Preferably, the device further comprises a float arranged inside the vacuum cylinder, wherein the float is used for sensing the height of the oil layer so as to control whether the automatic valve works or not.
The utility model discloses an oil filter that possesses fluid on-line measuring function has following beneficial effect:
the oil filter can filter impurities, moisture, harmful gases and the like in dirty oil, avoids mechanical transmission equipment from breaking down, prolongs the service life of the mechanical transmission equipment, is provided with the viscosity sensor, the pollution degree sensor, the moisture sensor and the like, can observe the oil filtering effect at any time, can effectively ensure that the quality of the filtered oil reaches the use standard, ensures that mechanical parts work normally, can realize automatic closing of the power supply of the oil filter when the quality of the filtered oil reaches the use standard by matching with a computer or an embedded system, saves electric energy, prolongs the service life of the oil filter, and is particularly suitable for being used under the condition of online oil filtering.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic structural view of a pollution sensor according to the present invention;
fig. 3 is a schematic diagram of a circuit structure of the pollution sensor of the present invention.
In the figure, 1-oil inlet valve, 2-coarse filter, 3-heater, 4-thermometer, 5-automatic valve, 6-atomizer, 7-vacuum cylinder, 8-vacuum meter, 9-condenser, 10-vacuum pump, 11-water pump, 12-water tank, 13-pressure meter, 14-oil outlet check valve, 15-fine filter, 16-oil discharge pump, 17-display box, 18-sensor group, 19-oil inlet, 20-propeller, 21-oil layer, 22-float, 23-oil injection pipe, 24-vacuum valve, 25-air outlet pipe, 26-water storage tank, 27-water outlet, 28-air inlet, 29-air outlet, 30-water outlet pipe, 31-pollution degree sensor, 311-cylindrical shell, etc, 312-mount, 313-probe, 314-probe, 315-temperature sensor, 316-connector socket.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, are not to be construed as limiting the present invention. The terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
As shown in fig. 1, an oil inlet 19 is communicated with an inlet of a strainer 2 through an oil inlet valve 1, an outlet of the strainer 2 is communicated with an inlet of a heater 3, an outlet of the heater 3 is communicated with an atomizer 6 through an automatic valve 5 and an oil injection pipe 23 in sequence, the atomizer 6 is arranged inside a vacuum cylinder 7, specifically, contaminated oil enters the strainer 2 through the oil inlet valve 1 under the action of vacuum, is heated by the heater 3 after coarse particle impurities are removed through magnetic filtration and rough filtration, and is rapidly evaporated in the vacuum cylinder 7 after entering the atomizer 6 to realize separation of the oil, water vapor and harmful gas, and the atomizer 6 forms a three-dimensional multi-surface evaporator in the vacuum cylinder 7 to ensure that moisture in the oil escapes.
It should be noted that the heater 3 heats the oil liquid to 50-70 deg.C, the vacuum degree is about-0.09 MPa, the boiling point of water is only about 50 deg.C, and the heated oil liquid enters the atomizer 6 through the automatic valve 5.
In fig. 1, a float 22 is used to sense the height of the oil layer 21 to control whether the automatic valve 5 is operated. Specifically, the automatic valve 5 can ensure that the liquid level of the oil is in a certain range, and avoid too much or too little oil.
In fig. 1, the top of the vacuum cylinder 7 is communicated with the top of the condenser 9 through a pipeline, water vapor enters the condenser 9, is condensed and is discharged into the water tank 12 through the water pump 11, harmful gas enters the condenser 9 and enters the inlet of the vacuum pump 10 through the gas outlet pipe 25, the vacuum pump 10 comprises a water outlet pipe 30 and an oil outlet pipe, the water outlet pipe 30 is communicated with the water tank 12, and the oil outlet pipe is communicated with the oil discharge pump 16 and the fine filter 15; the lower part of the vacuum cylinder 7 is used for storing oil, the bottom of the vacuum cylinder 7 is communicated with an inlet of a propeller 20 through a pipeline, an outlet of the propeller 20 is connected with an inlet of a fine filter 15 through an oil discharge pump 16, and an outlet of the fine filter 15 is connected with an oil outlet check valve 14. In the figure, the vacuum cylinder 7 is further provided with a vacuum valve 24.
Specifically, most of water vapor enters a condenser 9, water is discharged into a water tank 12 through a water pump 11, the rest of water vapor and harmful gas are discharged by a vacuum pump 10, and oil liquid in a vacuum cylinder 7 enters a fine filter 15 through an oil discharge pump 16 to filter particulate impurities, so that a working cycle is completed.
It should be further noted that the thermometer 4 is mounted on the heater 3; the vacuum gauge 8 is arranged on the top pipeline of the vacuum cylinder 7; the pressure gauge 13 is arranged on an outlet pipeline of the oil discharge pump 16, and the vacuum pump 10 ensures that the vacuum degree in the vacuum cylinder 7 is about-0.09 MPa.
Referring to fig. 1 and 2, a sensor group 18 is provided at a side of the vacuum cylinder 7 for detecting viscosity, moisture and contamination degree of oil in the vacuum cylinder 7. The sensor group 18 comprises a viscosity sensor, a moisture sensor and a pollution degree sensor 31, specifically, the viscosity sensor can adopt a domestic FWS-C type online viscosity sensor, the moisture sensor can adopt a domestic FWD-2 type online dielectric constant sensor, and due to the fact that the dielectric constant of water is different from that of oil phase, when lubricating oil is mixed with water, the dielectric constant of the mixed oil can be obviously changed due to trace water. And comparing the dielectric constants of the lubricating oil mixed liquid with different water contents and the pure lubricating oil, and processing through a circuit signal to obtain the water content value of the lubricating oil.
It should be noted that the contamination level sensor 31 includes a cylindrical housing 311, a mounting seat 312, a detecting body 313, a detecting head 314, a temperature sensor 315, and a connection socket 316, wherein the mounting seat 312 is disposed at one end of the cylindrical housing 311, the connection socket 316 is disposed at the other end of the cylindrical housing 311, the detecting body 313 and the detecting head 314 form a cylindrical detection capacitor and are disposed on the mounting seat 312, the temperature sensor 315 is disposed on the mounting seat 312, and the threaded mounting seat 312 is used for being connected with an oil tank.
Specifically, the column detection capacitor is placed in oil, when the pollution degree of oil changes, the medium between the detection capacitors changes accordingly, and the measuring circuit accurately obtains the pollution degree of the oil through measuring the variation of the capacitance value of the detection capacitor. The temperature sensor 315 is a thermistor, and when the temperature of the lubricating oil changes, the resistance value of the thermistor changes, and the temperature change of the lubricating oil can be measured by measuring the resistance value change of the thermistor.
Referring to fig. 2 and 3, a signal circuit is arranged inside the cylindrical shell 311, and the signal circuit includes a single chip microcomputer, and a C/V conversion circuit, a temperature conversion circuit and a 485 circuit respectively connected to the single chip microcomputer, wherein: the single chip microcomputer is connected with a columnar detection capacitor through a C/V conversion circuit, the single chip microcomputer is connected with a temperature sensor 315 through a temperature conversion circuit, the single chip microcomputer is connected with a wiring socket 316 through a 485 circuit, the C/V conversion circuit has the function of converting the change of the detection capacitor into the change of voltage, the temperature sensor is a thermistor, the temperature conversion circuit has the function of converting the change of the thermistor into the change of the voltage, the single chip microcomputer has the function of converting the change voltage of the detection capacitor and the change voltage of the temperature into digital signals through an A/D conversion circuit in the single chip microcomputer, the temperature signals calculate the current temperature of the oil through calibration, and the pollution degree signals are compared with the standard oil with known pollution degree to calculate the pollution degree of the current oil. And finally, outputting the current temperature value and the pollution value of the oil to a display instrument through a circuit, displaying the current temperature value and the pollution value of the oil by the display instrument, wherein the singlechip can be one of MCU, PLC or FPGA.
Specifically, the connection socket 316 realizes signal output and power supply of the pollution sensor, and the connection socket 316 has four connection terminals including a power VCC, a ground GND, a 485 signal a and a 485 signal B. The wiring socket 316 is connected with a specially designed instrument, and parameters such as the temperature, the pollution degree and the like of the oil liquid can be output and displayed.
Specifically, the display box 17 is used for displaying the viscosity, the moisture content and the pollution degree of oil in the vacuum cylinder 7, the display box 17 is connected with the sensor group 18 through a cable, data of the sensor group 18 are collected and displayed through a liquid crystal screen, after all displayed data reach the use standard of the oil, the power supply of the oil filter is automatically turned off, and the displayed contents comprise the current date, the current time, the viscosity value, the moisture content value and the pollution degree value.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (7)
1. The utility model provides an oil filter that possesses fluid on-line measuring function, its characterized in that, including inlet valve (1), strainer (2), heater (3), automatic valve (5), atomizer (6), vacuum cylinder (7), condenser (9), vacuum pump (10), water pump (11), water tank (12), oil-out check valve (14), fine filter (15), oil extraction pump (16), sensor group (18), oil inlet (19), propeller (20), injection pipe (23), outlet duct (25), storage water tank (26), drain outlet (27), air inlet (28), gas vent (29) and vacuum pump outlet pipe (30), wherein:
an oil inlet (19) is communicated with an inlet of a strainer (2) through an oil inlet valve (1), an outlet of the strainer (2) is communicated with an inlet of a heater (3), an outlet of the heater (3) is communicated with an atomizer (6) through an automatic valve (5) and an oil injection pipe (23) in sequence, the atomizer (6) is arranged inside a vacuum cylinder (7), and heated oil enters the atomizer (6) and is rapidly evaporated in the vacuum cylinder (7) to realize separation of the oil, water vapor and harmful gases;
the top of the vacuum cylinder (7) is communicated with the top of a condenser (9) through a pipeline, water vapor enters the condenser (9) to be condensed and is discharged into a water tank (12) through a water pump (11), harmful gas enters the condenser (9) and then enters an inlet of a vacuum pump (10) through an air outlet pipe (25), the vacuum pump (10) comprises a water outlet pipe (30) and an oil outlet pipe, the water outlet pipe (30) is communicated with the water tank (12), and the oil outlet pipe is communicated with an oil discharge pump (16) and a fine filter (15);
the lower part of the vacuum cylinder (7) is used for storing oil, the bottom of the vacuum cylinder (7) is communicated with an inlet of a propeller (20) through a pipeline, an outlet of the propeller (20) is connected with an inlet of a fine filter (15) through an oil discharge pump (16), and an outlet of the fine filter (15) is connected with an oil outlet check valve (14);
the sensor group (18) is arranged on the side surface of the vacuum cylinder (7) and used for detecting the viscosity, moisture and pollution degree of oil in the vacuum cylinder (7).
2. The oil filter with the oil online detection function as claimed in claim 1, wherein the sensor group (18) comprises a viscosity sensor, a moisture sensor and a pollution degree sensor (31), wherein:
contamination degree sensor (31) include cylinder casing (311), mount pad (312), survey body (313), detecting head (314), temperature sensor (315) and connection socket (316), mount pad (312) set up the one end at cylinder casing (311), connection socket (316) are installed at the other end of cylinder casing (311), and survey body (313) and detecting head (314) form column detection electric capacity, and set up on mount pad (312), temperature sensor (315) set up on mount pad (312).
3. The oil filter with the oil online detection function as claimed in claim 2, wherein a signal circuit is arranged inside the cylindrical shell (311), and the signal circuit comprises a single chip microcomputer, and a C/V conversion circuit, a temperature conversion circuit and a 485 circuit which are respectively connected with the single chip microcomputer, wherein: the single chip microcomputer is connected with the columnar detection capacitor through the C/V conversion circuit, connected with the temperature sensor (315) through the temperature conversion circuit and connected with the wiring socket (316) through the 485 circuit.
4. The oil filter with the oil online detection function as claimed in claim 2, further comprising a display box (17) connected with the sensor group (18), wherein the display box (17) is used for displaying the viscosity, the moisture content and the pollution degree of the oil in the vacuum cylinder (7).
5. The oil filter with the oil online detection function of claim 1, further comprising a thermometer (4), a vacuum gauge (8) and a pressure gauge (13), wherein: the thermometer (4) is arranged on the heater (3); the vacuum gauge (8) is arranged on a top pipeline of the vacuum cylinder (7); the pressure gauge (13) is arranged on an outlet pipeline of the oil drain pump (16).
6. The oil filter with the oil online detection function as claimed in claim 1, further comprising a vacuum valve (24) disposed on the vacuum cylinder (7).
7. The oil filter with the oil online detection function as claimed in claim 1, further comprising a float (22) disposed inside the vacuum cylinder (7), wherein the float (22) is used for sensing the height of the oil layer (21) to control whether the automatic valve (5) works or not.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021007168.2U CN212610482U (en) | 2020-06-04 | 2020-06-04 | Oil filter with oil online detection function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021007168.2U CN212610482U (en) | 2020-06-04 | 2020-06-04 | Oil filter with oil online detection function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212610482U true CN212610482U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021007168.2U Active CN212610482U (en) | 2020-06-04 | 2020-06-04 | Oil filter with oil online detection function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212610482U (en) |
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2020
- 2020-06-04 CN CN202021007168.2U patent/CN212610482U/en active Active
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