Oil granularity monitoring device for wind generating set

Abstract

The utility model discloses a wind generating set oil granularity monitoring device which comprises a base, the base is connected with a wind generating set through bolts on the periphery, the wind generating set is provided with a feeding port and a discharging port, a sealing cover is installed on the front side of the base, a detachable cleaning tank is installed on the front side of the sealing cover, and the cleaning tank is connected with the feeding port and the discharging port. The cleaning tank is arranged, clean oil is used for flushing the monitoring device, the situation that impurities in the oil adhere to the monitoring device, and continuous monitoring is affected is avoided, and due to the fact that the filtering assembly is arranged, the oil can be filtered, and replacement and overhaul are convenient.

Description

TECHNICAL FIELD

[0001] The utility model relates to particle size monitoring device technical field, specifically a wind generating set oil liquid particle size monitoring device. BACKGROUND

[0002] The wind generating set is the electric power equipment that wind energy is converted for mechanical work, mechanical work drives rotor rotation, and ultimately output AC power. The wind wheel rotates under the action of wind force, and it changes the kinetic energy of wind into the mechanical energy of wind wheel shaft. The generator rotates to generate electricity under the driving of the wind wheel shaft. The rotating part needs to use lubricating oil, and its main functions include reducing the wear of gears and other moving parts and prolonging the service life of gears. Particle size, as an important detection index of oil quality monitoring, can directly reflect the information and change of particles in oil, and particle size monitoring of the unit is an important measure to prevent the harm of oil particles. As the most effective method of online particle size monitoring, light resistance method has the advantages of fast and accurate measurement, low equipment cost, and can realize nondestructive testing of oil, and is widely used in the field of oil quality monitoring.

[0003] A kind of oil liquid particle size detection device and oil liquid particle detector are disclosed in Chinese patent (authorized announcement number CN220751906 U), the patent technology can overcome the influence of relatively deep oil color on light resistance method particle sensor, improve sensor resolution, accurately detect oil liquid particle size, but impurities are easily left on detection window during online monitoring, affect later detection result.Therefore, the utility model provides a kind of wind generating set oil liquid particle size monitoring device to solve the problems raised in the above background technology. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of wind generating set oil liquid particle size monitoring device to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of wind generating set oil liquid particle size monitoring device, including base, the base is connected wind generating set by bolt connection of outer periphery, wind generating set is equipped with feed inlet and discharge port, the front side of base is installed with cover, the front side of cover is installed with detachable cleaning tank, the base and cover between being equipped with sealing ring, improve sealing property;

[0007] A filter chamber is installed on the cover. The left end of the filter chamber is connected to an elastic tube through a three-way valve, and the right end of the filter chamber is connected to another elastic tube. The ends of the two elastic tubes are provided with connectors, which are respectively connected to the inlet and outlet. One end of the three-way valve is connected to a three-way pipe, one end of the three-way pipe is connected to a monitoring device, and the other end is connected to a solenoid valve. The solenoid valve is connected to the outlet of the cleaning tank. The outlet of the monitoring device is connected to the middle of the filter chamber through a one-way valve.

[0008] The filter chamber is equipped with a filter assembly, and the monitoring device uses the optical obscuration method for online particle size monitoring, employing an existing mechanism.

[0009] Preferably, the outer side of the cleaning tank is provided with external threads, and the cover is provided with corresponding internal threads, so as to disassemble and assemble the cleaning tank.

[0010] Preferably, the cleaning tank is equipped with a pressure device, and the opening of the cleaning tank is equipped with a pressure plug. The pressure device uses a spring and a piston, and the pressure plug is composed of a plug and a spring. When the pressure plug is compressed, the opening opens, and the oil in the cleaning tank is squeezed out by the pressure device.

[0011] Preferably, the filter assembly has an opening corresponding to the three-way valve, and the filter assembly has a filter screen corresponding to the discharge port.

[0012] Preferably, the filter assembly has several staggered mesh plates to trap impurities.

[0013] Preferably, the front side of the filter assembly is provided with a transparent sealed inspection window, which is detachably covered on the filter chamber for easy replacement.

[0014] Compared with the prior art, the beneficial effects of this utility model are:

[0015] 1. This utility model uses a cleaning tank to rinse the monitoring device with clean oil, preventing impurities in the oil from adhering and affecting continuous monitoring.

[0016] 2. This utility model can filter oil through the setting of the filter component, which facilitates replacement and maintenance. Attached Figure Description

[0017] Fig. 1 This is a schematic diagram of a wind turbine generator oil particle size monitoring device.

[0018] Fig. 2 This is a schematic diagram showing the disassembled structure of a wind turbine generator oil particle size monitoring device.

[0019] Fig. 3 This is a frontal cross-sectional view of a wind turbine generator oil particle size monitoring device.

[0020] Fig. 4It is a sectional view of a cleaning tank of a wind turbine oil particle monitoring device.

[0021] In the figure: 1, base; 2, cover; 3, access window; 4, sealing ring; 5, cleaning tank; 6, feed inlet; 7, discharge outlet; 8, three-way valve; 9, monitoring device; 10, check valve;

[0022] 11, filter bin; 12, filter assembly; 13, electromagnetic valve. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0024] Please refer to Figs. 1-4 In the embodiments of the present application, a wind turbine oil particle monitoring device comprises a base 1, the base 1 is connected to a wind turbine through bolts around the periphery, the wind turbine is provided with a feed inlet 6 and a discharge outlet 7, a cover 2 is installed on the front side of the base 1, a detachable cleaning tank 5 is installed on the front side of the cover 2, a sealing ring 4 is arranged between the base 1 and the cover 2 to improve the sealing performance, the cleaning tank 5 is provided with external threads on the outer side, the cover 2 is provided with corresponding internal threads, the cleaning tank 5 is disassembled and assembled, the cleaning tank 5 is provided with a pressure device, the opening of the cleaning tank 5 is provided with a pressure plug, the pressure device comprises a spring and a piston, and the pressure plug is composed of a bolt and a spring. When the pressure plug is pressed, the opening is opened, and the oil in the cleaning tank 5 is squeezed out by the pressure device;

[0025] The cover 2 is provided with a filter bin 11, the left end of the filter bin 11 is connected to an elastic tube through a three-way valve 8, the right end of the filter bin 11 is connected to another elastic tube, the ends of the two elastic tubes are provided with connecting heads, the connecting heads are connected to the feed inlet 6 and the discharge outlet 7 respectively, one end of the three-way valve 8 is connected to a three-way tube, one end of the three-way tube is connected to a monitoring device 9, the other end of the three-way tube is connected to an electromagnetic valve 13, the electromagnetic valve 13 is connected to the outlet of the cleaning tank 5, and the outlet of the monitoring device 9 is connected to the middle part of the filter bin 11 through a check valve 10;

[0026] The filter assembly 12 is inserted into the filter bin 11, and the filter assembly 12 is provided with an opening corresponding to the three-way valve 8 and a filter screen corresponding to the discharge port 7.

[0027] The working principle of the utility model is: when using, the base 1 is installed on the wind turbine generator system, the feeding port 6 and the discharge port 7 are connected through the connecting head, and then the cover 2 is covered and sealed, and the installation is carried out through the outside bolt.

[0028] When working, the three-way valve 8 connects the feeding port 6 and the filter bin 11, and the daily oil is filtered through the filter assembly 12 and then is circulated back, when the particle size needs to be detected, the three-way valve 8 connects the three-way pipe, the oil passes through the monitoring device 9 and the check valve 10 in turn, and then is detected, after the monitoring is completed, the three-way valve 8 is closed, the electromagnetic valve 13 is opened, the clean oil in the cleaning tank 5 is flushed through the electromagnetic valve 13 to clean the monitoring window of the monitoring device 9, and the particle size is monitored to return to the initial value, then the electromagnetic valve 13 is closed, the three-way valve 8 connects the feeding port 6 and the filter bin 11, and the filtering is continuously carried out.

[0029] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the inventive concept of the utility model, carries out equivalent replacement or change, and all should be covered in the protection scope of the utility model.

Claims

1. A wind turbine generator set oil particle size monitoring device, comprising a base (1), wherein the base (1) is connected to the wind turbine generator set by bolts on its outer periphery, and the wind turbine generator set is provided with an inlet (6) and an outlet (7), characterized in that, A cover (2) is installed on the front side of the base (1), and a removable cleaning tank (5) is installed on the front side of the cover (2). A sealing ring (4) is provided between the base (1) and the cover (2). A filter chamber (11) is installed on the cover (2). The left end of the filter chamber (11) is connected to an elastic tube through a three-way valve (8). The right end of the filter chamber (11) is connected to another elastic tube. The ends of the two elastic tubes are provided with connectors. The connectors are connected to the inlet (6) and the outlet (7) respectively. One end of the three-way valve (8) is connected to a three-way pipe. One end of the three-way pipe is connected to a monitoring device (9). The other end is connected to a solenoid valve (13). The solenoid valve (13) is connected to the outlet of the cleaning tank (5). The outlet of the monitoring device (9) is connected to the middle of the filter chamber (11) through a one-way valve (10). A filter assembly (12) is inserted inside the filter chamber (11).

2. The wind turbine generator oil particle size monitoring device according to claim 1, characterized in that, The cleaning tank (5) has external threads on its outer side, and the cap (2) has corresponding internal threads.

3. The wind turbine generator oil particle size monitoring device according to claim 1, characterized in that, The cleaning tank (5) is equipped with a pressure device, and a pressure plug is provided at the opening of the cleaning tank (5).

4. The wind turbine generator oil particle size monitoring device according to claim 1, characterized in that, The filter assembly (12) has an opening corresponding to the three-way valve (8), and the filter assembly (12) has a filter screen corresponding to the discharge port (7).

5. The wind turbine generator oil particle size monitoring device according to claim 1, characterized in that, The filter assembly (12) contains several misaligned mesh panels.

6. The wind turbine generator oil particle size monitoring device according to claim 1, characterized in that, The filter assembly (12) has a transparent sealed inspection window (3) on the front side, and the inspection window (3) is detachably covered by the filter chamber (11).

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