Online adjusting device for improving quality of industrial lubricating oil

Abstract

The utility model discloses an online adjusting device for improving the quality of industrial lubricating oil, and relates to the technical field of industrial lubricating oil. The industrial lubricating oil quality improvement on-line adjusting device comprises a lubricating oil collecting system, an outlet of the lubricating oil collecting system is communicated with an inlet of a first lubricating oil analysis system, and the first lubricating oil analysis system is connected with a complexing agent filling system through a control system. And an outlet of the complexing agent filling system is communicated with the complexing agent filling header pipe. The industrial lubricating oil quality improvement online adjusting device provided by the embodiment of the utility model is used for detecting and online adjusting the quality of lubricating oil in equipment, so that online improvement of the quality of the lubricating oil is realized, due lubricating performance of the lubricating oil is kept, equipment lubricating faults caused by oil degradation are prevented, and the service life of the equipment is prolonged. And resource waste caused by replacement of deteriorated lubricating oil is avoided.

Description

Technical Field

[0001] The present application relates to the technical field of industrial lubricating oils, and in particular to an online adjustment device for improving the quality of industrial lubricating oils. Background Art

[0002] Industrial lubricants play a key role in the operation of equipment, and their quality directly affects the performance and service life of the equipment. At present, due to the rough lubrication management of enterprises, the lubrication systems of most equipment are improperly managed and maintained, resulting in aging, deterioration, and performance degradation of lubricants, and frequent equipment lubrication failures.

[0003] At present, in order to ensure the quality of lubricating oil, the commonly used method is: add qualified lubricating oil into the lubrication system of the equipment, and regularly test the lubricating oil in the lubrication system during the operation of the equipment. If it is qualified, continue to use it; if it is unqualified, replace the lubricating oil.

[0004] However, this method causes a large amount of waste of lubricating oil, increases the cost of equipment operation and maintenance, shortens the equipment operation life cycle, and even affects the safe operation of the equipment, and energy consumption, carbon emissions, hazardous waste, etc. remain high. Utility Model Content

[0005] The purpose of the present application is to provide an online adjustment device for improving the quality of industrial lubricating oil and solving the problem of lubricating oil waste.

[0006] The technical solution adopted by the present application to solve its technical problems is: an online adjustment device for improving the quality of industrial lubricating oil, including a lubricating oil collection system, the outlet of the lubricating oil collection system is connected to the inlet of a first lubricating oil analysis system, the first lubricating oil analysis system is connected to a compound agent filling system through a control system, and the outlet of the compound agent filling system is connected to a compound agent filling main pipe.

[0007] Furthermore, the composite agent filling system includes a plurality of composite agent tanks, the outlets of the composite agent tanks are connected to the composite agent filling main pipe through composite agent filling branch pipes, the composite agent filling branch pipes are provided with composite agent filling metering pumps, composite agent filling valves and flow meters, and the composite agent filling metering pumps, the composite agent filling valves and the flow meters are all connected to the control system.

[0008] Furthermore, two composite agent filling valves are arranged on the composite agent filling branch pipe, and the two composite agent filling valves are respectively located on both sides of the composite agent filling metering pump.

[0009] Furthermore, the lubricating oil collection system includes a collection oil pump, and an outlet of the collection oil pump is connected to an inlet of the first lubricating oil analysis system.

[0010] Furthermore, it also includes a mixing system and a lubricating oil filling system, the inlet of the mixing system is connected to the outlet of the composite agent filling main pipe and the outlet of the lubricating oil filling system respectively, and the outlet of the mixing system is connected to the mixed lubricating oil filling main pipe.

[0011] Furthermore, the mixing system includes a mixing tank and an agitator arranged in the mixing tank, the outlet of the mixing tank is connected to the mixed lubricating oil filling main pipe through a mixing oil pump, and the outlet of the composite agent filling main pipe and the outlet of the lubricating oil filling system are both connected to the mixing tank.

[0012] Furthermore, a heater is provided in the mixing tank.

[0013] Furthermore, it also includes a second lubricating oil analysis system, the inlet and outlet of the second lubricating oil analysis system are both connected to the mixed lubricating oil filling main pipe.

[0014] Furthermore, the inlet and outlet of the second lubricating oil analysis system are both provided with mixed lubricating oil valves.

[0015] Furthermore, the lubricating oil filling system includes a filling oil pump, and the outlet of the filling oil pump is connected to the inlet of the mixing system.

[0016] Beneficial effects of this application:

[0017] The online adjustment device for improving the quality of industrial lubricating oil provided in the embodiment of the present application is used to detect and adjust the quality of lubricating oil in the equipment online to achieve online improvement of the quality of the lubricating oil, so that it maintains its proper lubricating performance and prevents equipment lubrication failure caused by oil deterioration. Compared with the prior art, the present application can achieve equipment without stopping and does not affect the normal operation of the equipment, so that the performance indicators of the degraded lubricating oil in use after regeneration meet the requirements to achieve reuse, avoiding waste of resources due to replacement of degraded lubricating oil. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show certain embodiments of the present application and therefore should not be regarded as limiting the scope. For ordinary technicians in this field, other related drawings can be obtained based on these drawings without paying creative work.

[0019] Figure 1 is a schematic diagram of an online adjustment device for improving the quality of industrial lubricating oil provided in an embodiment of the present application;

[0020] Figure 2 It is another schematic diagram of the online adjustment device for improving the quality of industrial lubricating oil provided in an embodiment of the present application.

[0021] Reference numerals:

[0022] 10- Lubricating oil collection system;

[0023] 101- oil collection pump;

[0024] 11-First lubricating oil analysis system;

[0025] 12-Control system;

[0026] 13-Compound agent filling system;

[0027] 131-compound agent tank; 132-compound agent filling branch pipe; 133-compound agent filling metering pump; 134-compound agent filling valve; 135-flow meter;

[0028] 14-Compound agent filling main pipe;

[0029] 15- Hybrid system;

[0030] 151-mixing tank; 152-agitator; 153-mixing oil pump; 154-heater;

[0031] 16- Lubricating oil filling system;

[0032] 161- oil filling pump;

[0033] 17-Mixed lubricating oil filling main pipe;

[0034] 18- Second lubricating oil analysis system;

[0035] 19-Mixed lubricating oil valve. DETAILED DESCRIPTION

[0036] In order to make the purpose, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application.

[0037] It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further defined and explained in the subsequent drawings. In addition, the embodiments and features in the embodiments of this application can be combined with each other without conflict.

[0038] In the description of the embodiments of the present application, the indicated orientation or positional relationship is based on the orientation or positional relationship shown in the accompanying drawings, or is the orientation or positional relationship in which the product of the application is usually placed when in use, or is the orientation or positional relationship commonly understood by those skilled in the art. The terms "disposed", "opened", "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, and an integral connection; it can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal connection of two elements.

[0039] See also Figure 1 An industrial lubricant quality improvement online adjustment device provided in an embodiment of the present application includes a lubricant collection system 10, the outlet of the lubricant collection system 10 is connected to the inlet of a first lubricant analysis system 11, the first lubricant analysis system 11 is connected to a compound agent filling system 13 through a control system 12, and the outlet of the compound agent filling system 13 is connected to a compound agent filling main pipe 14.

[0040] See also Figure 1 The lubricating oil collection system 10 is used to collect representative lubricating oil samples from the lubricating system of the equipment, and transmit the collected lubricating oil samples to the first lubricating oil analysis system 11 for analysis.

[0041] Exemplarily, the lubricating oil collection system 10 includes a collection oil pump 101, the inlet of the collection oil pump 101 is connected to the lubrication system of the equipment through an oil inlet pipe, and the outlet of the collection oil pump 101 is connected to the inlet of the first lubricating oil analysis system 11 through an oil outlet pipe. When in use, the collection oil pump 101 is started to transport the lubricating oil sample in the equipment to the first lubricating oil analysis system 11 for analysis.

[0042] In other embodiments, when there is a positive pressure difference between the lubricating system of the equipment and the first lubricating oil analysis system 11, the lubricating oil collection system 10 may further include an oil pipeline and a valve disposed on the oil pipeline, the inlet of the oil pipeline is connected to the lubricating system of the equipment, and the outlet of the oil pipeline is connected to the inlet of the first lubricating oil analysis system 11. When in use, the valve on the oil pipeline is opened, and the lubricating oil sample in the equipment can be transported to the first lubricating oil analysis system 11 for analysis under the action of the pressure difference. Of course, the lubricating oil collection system 10 can also adopt other existing structures or devices, such as supplying liquid through a bypass line of the lubricating system, as long as the lubricating oil sample in the equipment can be transported to the first lubricating oil analysis system 11, and no specific limitation is made here.

[0043] See also Figure 1The first lubricating oil analysis system 11 is used to analyze the lubricating oil sample, obtain various quality index data of the lubricating oil sample, and transmit the signal of the various quality index data of the lubricating oil sample to the control system 12.

[0044] Exemplarily, the first lubricating oil analysis system 11 includes a spectral analysis system, a chromatographic analysis system, a mass spectrometry analysis system and a near-infrared spectral analysis system according to technical classification, which can be directly purchased on the market. The first lubricating oil analysis system 11 can be connected to the control system 12 in a wired or wireless manner. When in use, the first lubricating oil analysis system 11 is started, and the first lubricating oil analysis system 11 first analyzes the lubricating oil sample delivered therein to obtain various quality index data of the lubricating oil sample, and then transmits the signals of the various quality index data of the lubricating oil sample to the control system 12 in a wired or wireless manner.

[0045] See also Figure 1 The control system 12 is used to receive various quality index data of the lubricating oil sample, and output the compound agent filling plan according to the various quality index data of the lubricating oil sample, and transmit the command signal of the compound agent filling plan to the compound agent filling system 13.

[0046] Exemplarily, the control system 12 may include a central processing unit, a general purpose processor, a digital signal processor, a microprocessor, a microcontroller, a programmable logic controller or any combination thereof. The above-mentioned control system 12 can be purchased directly on the market. The control system 12 is equipped with several groups of compound agent filling schemes, and each group of compound agent filling schemes corresponds to various quality index data of a group of lubricating oil samples. The correspondence between the compound agent filling scheme and the various quality index data of the lubricating oil sample can be obtained by experiment. Among them, the compound agent filling scheme can be built into the control system 12 before the control system 12 leaves the factory, and can also be built into the control system 12 after the control system 12 leaves the factory. When in use, after the control system 12 receives the various quality index data of the lubricating oil sample, the various quality index data of the lubricating oil sample are compared with the built-in compound agent filling scheme, and the compound agent filling scheme corresponding to the various quality index data of the lubricating oil sample is output, and the command signal of the compound agent filling scheme is transmitted to the compound agent filling system 13.

[0047] See also Figure 1 The compound agent filling system 13 is used to receive the command signal of the compound agent filling scheme, and quantitatively add the compound agent to the lubrication system of the equipment through the compound agent filling main pipe 14 according to the compound agent filling scheme, so as to improve the quality of the lubricating oil in the equipment and achieve the improvement of the quality of the lubricating oil. Among them, the compound agent filling system 13 can be connected to the control system 12 in a wired or wireless manner.

[0048] Exemplarily, the compound agent filling system 13 includes a plurality of compound agent tanks 131, the outlets of the compound agent tanks 131 are connected to the compound agent filling main pipe 14 through the compound agent filling branch pipe 132, and the compound agent filling branch pipe 132 is provided with a compound agent filling metering pump 133, a compound agent filling valve 134 and a flow meter 135, and the compound agent filling metering pump 133, the compound agent filling valve 134 and the flow meter 135 are all connected to the control system 12. Further, two compound agent filling valves 134 are provided on the compound agent filling branch pipe 132, and the two compound agent filling valves 134 are respectively located on both sides of the compound agent filling metering pump 133.

[0049] When in use, according to the command signal of the composite agent filling scheme transmitted by the control system 12, the composite agent filling valve 134 on the composite agent filling branch pipe 132 at the bottom of the corresponding composite agent tank 131 is controlled to be in an open state and the composite agent filling metering pump 133 is in a started state, and then the composite agent in the corresponding composite agent tank 131 is filled into the equipment through the composite agent filling branch pipe 132 and the composite agent filling main pipe 14 by the composite agent filling metering pump 133, the flow meter 135 monitors the filling amount of the composite agent in real time and feeds back to the control system 12, and the control system 12 adjusts the filling amount of the composite agent filling metering pump 133 in real time until the filling amount is completed.

[0050] See also Figure 1 , the compound agent tank 131 includes E-1, E-2, E-3, ..., En, the compound agent filling metering pump 133 includes P-1, P-2, P-3, ..., Pn, the compound agent filling valve 134 on the inlet side of the compound agent filling metering pump 133 includes V-1, V-3, V-5, ... V-2n-1, the compound agent filling valve 134 on the outlet side of the compound agent filling metering pump 133 includes V-2, V-4, V-6, ... V-2n, and the flow meter 135 includes F-1, F-2, F-3, ... Fn. Taking this structure as an example, the working principle of the online adjustment device for improving the quality of industrial lubricating oil provided in the embodiment of the present application is:

[0051] The lubricating oil sample in the equipment is pumped into the first lubricating oil analysis system 11 for analysis by the oil collection pump 101 to obtain various quality index data of the lubricating oil sample, and the signal of the various quality index data of the lubricating oil sample is transmitted to the control system 12. The control system 12 compares the built-in compound agent filling plan according to the various quality index data of the lubricating oil sample.

[0052] 1) If the quality index data of the lubricating oil sample are normal, the control system 12 does not issue any command.

[0053] 2) If the data of the oil sample quality index 1 deviates, the control system 12 automatically configures the built-in compound agent filling scheme 1 and transmits the command signal of the compound agent filling scheme 1 to the compound agent filling system 13. According to the command of the control system 12, the compound agent filling system 13 opens the V-1 compound agent filling valve 134, starts the P-1 compound agent filling metering pump 133, and opens the V-2 compound agent filling valve 134 to fill the compound agent 1 in the E-1 compound agent tank 131 into the equipment through the compound agent filling branch pipe 132 and the compound agent filling main pipe 14 and mix it with the lubricating oil to improve the quality of the lubricating oil. The filling amount is monitored by the F-1 flowmeter 135 and fed back to the control system 12. The control system 12 adjusts the addition amount of the P-1 compound agent filling metering pump 133 in real time. When the addition amount of the compound agent 1 is completed, the V-1 compound agent filling valve 134 is closed, the P-1 compound agent filling metering pump 133 is shut down, and the V-2 compound agent filling valve 134 is closed.

[0054] 3) If the oil sample quality index 1 and the oil sample quality index 2 deviate from each other, the control system 12 automatically configures the built-in compounding agent filling scheme 2 and transmits the command signal of the compounding agent filling scheme 2 to the compounding agent filling system 13 . Filling of compound agent 1: according to the instruction of control system 12, compound agent filling system 13 opens V-1 compound agent filling valve 134, starts P-1 compound agent filling metering pump 133, opens V-2 compound agent filling valve 134, so as to fill compound agent 1 in E-1 compound agent tank 131 into the equipment through compound agent filling branch pipe 132 and compound agent filling main pipe 14 and mix it with lubricating oil to improve the quality of lubricating oil. The filling amount is monitored by F-1 flow meter 135 and fed back to control system 12. Control system 12 adjusts the filling amount of P-1 compound agent filling metering pump 133 in real time. When the filling amount of compound agent 1 is completed, V-1 compound agent filling valve 134 is closed, P-1 compound agent filling metering pump 133 is shut down, and V-2 compound agent filling valve 134 is closed. Filling of compound agent 2: according to the instruction of control system 12, compound agent filling system 13 opens V-3 compound agent filling valve 134, starts P-2 compound agent filling metering pump 133, opens V-4 compound agent filling valve 134, fills compound agent 2 in E-2 compound agent tank 131 into the equipment through compound agent filling branch pipe 132 and compound agent filling main pipe 14 and mixes with lubricating oil to improve the quality of lubricating oil, monitors the filling amount by F-2 flow meter 135 and feeds back to control system 12, control system 12 adjusts the addition amount of P-2 compound agent filling metering pump 133 in real time, waits for the addition amount of compound agent 2 to be completed, closes V-3 compound agent filling valve 134, stops P-2 compound agent filling metering pump 133, and closes V-4 compound agent filling valve 134. Among them, compound agent 1 and compound agent 2 can be filled at the same time or successively, and the filling order of the two is not specifically limited here.

[0055] In other embodiments, the compound filling system 13 may also include a filling tank, in which a plurality of chambers for containing different compounding agents are arranged, each chamber is connected to the compound filling main pipe 14 through a filling branch pipe, and each filling branch pipe is provided with a metering pump, a valve and a flow meter. When in use, according to the command signal of the compound filling scheme transmitted by the control system 12, the valve on the corresponding filling branch pipe is controlled to be in an open state and the metering pump is in a starting state, and then the compound in the corresponding chamber is filled into the device through the filling branch pipe and the compound filling main pipe 14 by the metering pump. Of course, other existing structures or devices can also be used in the compound filling system 13, as long as the compounding agent can be filled into the device according to the command signal of the control system 12, and no specific limitation is made here.

[0056] The online adjustment device for improving the quality of industrial lubricating oil provided in the embodiment of the present application is used to detect and adjust the quality of lubricating oil in the equipment online to achieve online improvement of the quality of the lubricating oil, so that it maintains the proper lubricating performance and prevents equipment lubrication failure caused by oil deterioration. Compared with the prior art, the present application can achieve equipment without stopping and does not affect the normal operation of the equipment. By adding a composite agent, the performance indicators of the degraded lubricating oil in use after regeneration meet the requirements so as to achieve reuse, thereby avoiding waste of resources due to replacement of degraded lubricating oil.

[0057] In some embodiments, see Figure 2 An industrial lubricant quality improvement online adjustment device provided in an embodiment of the present application also includes a mixing system 15 and a lubricant filling system 16. The inlet of the mixing system 15 is connected to the outlet of the composite agent filling main pipe 14 and the outlet of the lubricant filling system 16 respectively, and the outlet of the mixing system 15 is connected to the mixed lubricant filling main pipe 17.

[0058] See also Figure 2 The lubricating oil filling system 16 is used to fill the lubricating oil in the lubricating system of the equipment into the mixing system 15. Exemplarily, the lubricating oil filling system 16 includes a filling oil pump 161, the inlet of the filling oil pump 161 is connected to the lubricating system of the equipment through an oil inlet pipe, and the outlet of the filling oil pump 161 is connected to the inlet of the mixing system 15 through an oil outlet pipe. When in use, the filling oil pump 161 is started to transport the lubricating oil in the equipment to the mixing system 15. Of course, the lubricating oil filling system 16 can also adopt other structures, such as supplying liquid through a bypass pipeline of the lubricating system, as long as the lubricating oil in the equipment can be transported to the mixing system 15, and no specific limitation is made here.

[0059] See also Figure 2 The mixing system 15 is used to uniformly mix the lubricating oil and the compounding agent to obtain a mixed lubricating oil, and to transport the mixed lubricating oil to the lubricating oil system of the equipment through the mixed lubricating oil filling main pipe 17.

[0060] Exemplarily, the mixing system 15 includes a mixing tank 151 and an agitator 152 disposed in the mixing tank 151. The outlet of the mixing tank 151 is connected to the mixed lubricant filling main pipe 17 through the mixing oil pump 153. The outlet of the compound filling main pipe 14 and the outlet of the lubricant filling system 16 are both connected to the mixing tank 151. When in use, the compound filling system 13 fills the compound into the mixing tank 151 through the compound filling main pipe 14 according to the compound filling scheme, and the lubricant filling system 16 fills the lubricant in the equipment into the mixing tank 151. The agitator 152 is operated to mix the compound and the lubricant to improve the quality of the lubricant. After the compound and the lubricant are evenly mixed, a mixed lubricant is formed. The mixing oil pump 153 transports the mixed lubricant to the lubricant system of the equipment through the mixed lubricant filling main pipe 17.

[0061] In order to improve the mixing efficiency and effect of the compound and lubricant, in some embodiments, see Figure 2 A heater 154 is provided in the mixing tank 151. When in use, the heater 154 can be used to heat the lubricating oil, reduce the viscosity of the lubricating oil, improve the fluidity of the lubricating oil, make the compound and the lubricating oil mix more evenly, and improve the mixing efficiency and effect.

[0062] In other embodiments, the mixing system 15 may also be a structure without an agitator, for example, the mixing system 15 includes a vertically arranged mixing tube, in which a plurality of mixing frames are stacked. When in use, the compounding agent and the lubricating oil are transported from the upper end of the mixing tube to the mixing tube, the compounding agent and the lubricating oil flow from top to bottom and are redirected and mixed when passing through the mixing frames, and the mixed lubricating oil is pumped from the lower end of the mixing tube to the mixed lubricating oil filling main pipe 17 through an oil pump. Of course, the mixing system 15 may also adopt other existing structures without an agitator, which is not specifically limited here.

[0063] In some embodiments, see Figure 2 , further comprising a second lubricating oil analysis system 18, the inlet and outlet of the second lubricating oil analysis system 18 are both connected to the mixed lubricating oil filling main pipe 17. The inlet and outlet of the second lubricating oil analysis system 18 are both provided with a mixed lubricating oil valve 19.

[0064] Exemplarily, the second lubricating oil analysis system 18 includes a spectral analysis system, a chromatographic analysis system, a mass spectrometry analysis system and a near-infrared spectral analysis system according to technical classification, which can be directly purchased on the market. The second lubricating oil analysis system 18 can also be connected to the control system 12 in a wired or wireless manner. When in use, when the mixed lubricating oil flows in the mixed lubricating oil filling main pipe 17, the mixed lubricating oil valve 19 is opened, and the second lubricating oil analysis system 18 is started, so that the mixed lubricating oil can be transported to the second lubricating oil analysis system 18 for analysis, and various quality index data of the mixed lubricating oil are obtained.

[0065] An online adjustment device for improving the quality of industrial lubricating oil provided in an embodiment of the present application can ensure the mixing effect of the compounding agent and the lubricating oil by setting a mixing system 15, and then transporting the compounding agent and the lubricating oil to the equipment in the lubricating oil system; by setting a second lubricating oil analysis system 18, the mixed lubricating oil can be analyzed to monitor the addition effect after the compounding agent is added to the lubricating oil, and then the compounding agent filling plan can be adjusted according to the analysis results to ensure the improvement effect of the lubricating oil quality.

[0066] The above is only a preferred embodiment of the present application and does not constitute any form of limitation to the present application. Based on the technical essence of the present application and within the spirit and principles of the present application, any simple modification, equivalent replacement and improvement of the above embodiments shall still fall within the protection scope of the technical solution of the present application.

Claims

1. An online adjustment device for improving the quality of industrial lubricating oil, characterized in that: The invention comprises a lubricating oil collection system (10), wherein the outlet of the lubricating oil collection system (10) is connected to the inlet of a first lubricating oil analysis system (11), the first lubricating oil analysis system (11) is connected to a compound agent filling system (13) via a control system (12), and the outlet of the compound agent filling system (13) is connected to a compound agent filling main pipe (14).

2. The online adjustment device for improving the quality of industrial lubricating oil according to claim 1 is characterized in that: The composite agent filling system (13) comprises a plurality of composite agent tanks (131), the outlets of the composite agent tanks (131) being connected to the composite agent filling main pipe (14) via composite agent filling branch pipes (132), the composite agent filling branch pipes (132) being provided with composite agent filling metering pumps (133), composite agent filling valves (134) and flow meters (135), and the composite agent filling metering pumps (133), the composite agent filling valves (134) and the flow meters (135) are all connected to the control system (12).

3. The online adjustment device for improving the quality of industrial lubricating oil according to claim 2 is characterized in that: The composite agent filling branch pipe (132) is provided with two composite agent filling valves (134), and the two composite agent filling valves (134) are respectively located on both sides of the composite agent filling metering pump (133).

4. The online adjustment device for improving the quality of industrial lubricating oil according to claim 1 is characterized in that: The lubricating oil collection system (10) comprises an oil collection pump (101), and the outlet of the oil collection pump (101) is connected to the inlet of the first lubricating oil analysis system (11).

5. The online adjustment device for improving the quality of industrial lubricating oil according to claim 1 is characterized in that: It also includes a mixing system (15) and a lubricating oil filling system (16), wherein the inlet of the mixing system (15) is connected to the outlet of the composite agent filling main pipe (14) and the outlet of the lubricating oil filling system (16) respectively, and the outlet of the mixing system (15) is connected to the mixed lubricating oil filling main pipe (17).

6. The online adjustment device for improving the quality of industrial lubricating oil according to claim 5 is characterized in that: The mixing system (15) comprises a mixing tank (151) and an agitator (152) arranged in the mixing tank (151); the outlet of the mixing tank (151) is connected to the mixed lubricating oil filling main pipe (17) via a mixing oil pump (153); the outlet of the composite agent filling main pipe (14) and the outlet of the lubricating oil filling system (16) are both connected to the mixing tank (151).

7. The online adjustment device for improving the quality of industrial lubricating oil according to claim 6 is characterized in that: A heater (154) is provided in the mixing tank (151).

8. The online adjustment device for improving the quality of industrial lubricating oil according to claim 5, characterized in that: It also includes a second lubricating oil analysis system (18), the inlet and outlet of the second lubricating oil analysis system (18) are both connected to the mixed lubricating oil filling main pipe (17).

9. The online adjustment device for improving the quality of industrial lubricating oil according to claim 8, characterized in that: The inlet and outlet of the second lubricating oil analysis system (18) are both provided with mixed lubricating oil valves (19).

10. The online adjustment device for improving the quality of industrial lubricating oil according to claim 5, characterized in that: The lubricating oil filling system (16) comprises a filling oil pump (161), and the outlet of the filling oil pump (161) is connected to the inlet of the mixing system (15).

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