Oil-water auxiliary separation device for oil groove of hydro-generator

Abstract

The utility model provides an oil-water auxiliary separation device for an oil groove of a hydro-generator, which relates to the technical field of hydro-generators and comprises an oil groove main body, a filtering mechanism is arranged in the oil groove main body, the bottom end in the oil groove main body is designed in an inclined manner, and a separation cavity is arranged on one side of the oil groove main body. A separation mechanism is arranged in the separation cavity, and a stirring mechanism is arranged on one side in the oil tank main body; the separation mechanism is arranged in the separation cavity, and an oil-water separator, a mounting plate, a material pump, an oil suction pipe, an oil outlet pipe, a feeding pipe, a water outlet pipe and a water drainage pipe of the separation mechanism are matched with one another, so that an oil-water mixture sucked from the interior of the oil tank main body can be subjected to oil-water separation treatment, and water in the oil tank main body is separated more completely; therefore, the practicability of the device in use is greatly improved.

Description

Technical Field

[0001] The utility model relates to the technical field of water turbine generators, in particular to an auxiliary oil-water separation device for a water turbine generator oil tank. Background Art

[0002] A hydro-turbine generator is a generator that uses a water turbine as the prime mover to convert water energy into electrical energy. When water flows through the turbine, it converts water energy into mechanical energy. The rotating shaft of the turbine drives the rotor of the generator, converting mechanical energy into electrical energy for output. There are three bearings on the hydro-turbine generator set. However, the current form of cooling the turbine oil inside the bearing oil tank mainly uses water cooling. During the cooling process, cooling water leakage is inevitable. Excessive water content will cause the turbine oil to emulsify and deteriorate, affecting the cooling effect and even burning the tiles. Therefore, it is necessary to separate the oil and water inside the oil tank of the hydro-turbine generator;

[0003] For example, application number CN219785136U discloses an "auxiliary oil-water separation device for a hydro-turbine generator oil tank" and specifically discloses: a separation filter device is provided in the bottom oil tank, a plurality of filter screens are provided in the separation filter device along the length direction, the filter screens divide the separation filter device into a plurality of compartments, a sealing strip and a magnetic plate are provided on the outer wall of the separation filter device, the magnetic plate is used to adsorb the inner wall of the bottom oil tank, the magnetic plate adsorbs the inner wall of the bottom oil tank, a water suction pipe and an oil suction pipe are provided near the tail end of the bottom oil tank, however, in the above technology, when separating oil and water, the water suction pipe is directly used for discharge, so the separation of oil and water is not accurate enough, and it is easy for the oil to be extracted from the water suction pipe, or the water may not be completely extracted, thereby reducing the practicability of the device when in use, therefore, the utility model proposes an auxiliary oil-water separation device for a hydro-turbine generator oil tank to solve the above problems. Utility Model Content

[0004] In view of the above problems, the utility model proposes an auxiliary oil-water separation device for a hydraulic generator oil tank, which solves the problem that in the above technology, when separating the oil and water, the oil and water are directly discharged through a pumping pipe, so the separation of oil and water is not accurate enough, and it is easy for the oil to be pumped out from the pumping pipe, or the water may not be completely pumped out, thereby reducing the practicality of the device when in use.

[0005] To achieve the purpose of the utility model, the utility model is implemented by the following technical solutions: an auxiliary oil-water separation device for a hydraulic generator oil tank, comprising an oil tank body, a filtering mechanism is arranged inside the oil tank body, the bottom end of the oil tank body is inclined, a separation chamber is installed on one side of the oil tank body, a separation mechanism is arranged inside the separation chamber, and a stirring mechanism is arranged on one side of the oil tank body;

[0006] The separation mechanism includes an oil-water separator, a mounting plate, a feed pump, an oil suction pipe, an oil outlet pipe, a feed pipe, a water outlet pipe and a drain pipe. The oil-water separator is installed inside the separation chamber, a feed pipe is installed on one side of the oil tank body, one end of the feed pipe is connected with the bottom end of the oil-water separator, a water outlet pipe is installed above one side of the oil-water separator, and a drain pipe is installed below one side of the separation chamber. The mounting plate is installed on one side above the rear end of the oil tank body, a feed pump is installed on the top of the mounting plate, an oil suction pipe is installed at one end of the feed pump, one end of the oil suction pipe is connected with the interior of the oil-water separator, an oil outlet pipe is installed on the other end of the feed pump, and one end of the oil outlet pipe extends to the interior of the oil tank body.

[0007] The further improvement is that: the oil-water auxiliary separation device of the oil tank of the hydro-generator comprises an oil tank body, a filtering mechanism is arranged inside the oil tank body, the bottom end of the oil tank body is inclined, a separation chamber is installed on one side of the oil tank body, a separation mechanism is arranged inside the separation chamber, and a stirring mechanism is arranged on one side of the oil tank body;

[0008] The separation mechanism includes an oil-water separator, a mounting plate, a feed pump, an oil suction pipe, an oil outlet pipe, a feed pipe, a water outlet pipe and a drain pipe. The oil-water separator is installed inside the separation chamber, a feed pipe is installed on one side of the oil tank body, one end of the feed pipe is connected with the bottom end of the oil-water separator, a water outlet pipe is installed above one side of the oil-water separator, and a drain pipe is installed below one side of the separation chamber. The mounting plate is installed on one side above the rear end of the oil tank body, a feed pump is installed on the top of the mounting plate, an oil suction pipe is installed at one end of the feed pump, one end of the oil suction pipe is connected with the interior of the oil-water separator, an oil outlet pipe is installed on the other end of the feed pump, and one end of the oil outlet pipe extends to the interior of the oil tank body.

[0009] A further improvement is that the bottom end of the filter screen is designed to be inclined, and the bottom surface of the filter screen is adapted to the bottom surface of the oil tank body.

[0010] A further improvement is that the inner diameter of the positioning groove is larger than the outer diameter of the positioning rail, and a sliding structure is formed between the positioning groove and the positioning rail.

[0011] Further improvements are: the stirring mechanism includes a fixed plate, an installation cavity, a pulley, a belt, a servo motor, a rotating shaft and a stirring shaft, the fixed plate is symmetrically installed on one side of the oil tank body, the top of the fixed plate is installed with a mounting cavity, the inside of the mounting cavity is installed with a pulley, the outer wall of the pulley is provided with a belt, the top of one of the mounting cavities is installed with a servo motor, the output end of the servo motor is connected to one end of the pulley, the bottom end of the fixed plate is installed with a rotating shaft, the bottom end of the pulley is connected to the top of the rotating shaft, and the outer wall of the rotating shaft is provided with a stirring shaft.

[0012] A further improvement is that: a plurality of stirring shafts are arranged on the outer side wall of the rotating shaft, and the plurality of stirring shafts are distributed at equal intervals on the outer side wall of the rotating shaft.

[0013] The beneficial effects of the utility model are as follows: by arranging a separation mechanism inside the separation chamber, the oil-water separator, mounting plate, material pump, oil suction pipe, oil outlet pipe, feed pipe, water outlet pipe and drain pipe of the separation mechanism are used to separate the oil and water from the oil tank body, so that the water inside the oil tank body is separated more completely and is not easy to have residue, thereby greatly improving the practicality of the device when in use; by arranging a filtering mechanism inside the oil tank body, some impurities can be filtered by using the mutual cooperation between the positioning groove, positioning rail and filter net of the filtering mechanism, so that the use effect of the device is better; by arranging a stirring mechanism inside the oil tank body, the fixed plate, mounting chamber, pulley, belt, servo motor, rotating shaft and stirring shaft of the stirring mechanism are used to moderately stir the oil-water mixture, so that the oil and water are fully mixed, and then it is left to stand to accelerate the stratification process of the oil and water, thereby greatly improving the working efficiency of the device when in use. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0015] Figure 2 This is a schematic diagram of the overall structure of the filtering mechanism of the utility model;

[0016] Figure 3 It is a schematic diagram of the overall structure of the separation mechanism of the utility model.

[0017] Among them: 1. Oil tank body; 2. Separation chamber; 3. Oil-water separator; 4. Mounting plate; 5. Extraction pump; 6. Oil suction pipe; 7. Oil outlet pipe; 8. Feed pipe; 9. Water outlet pipe; 10. Drain pipe; 11. Positioning groove; 12. Positioning rail; 13. Filter screen; 14. Fixed plate; 15. Mounting chamber; 16. Pulley; 17. Belt; 18. Servo motor; 19. Rotating shaft; 20. Agitator shaft. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the present invention, the present invention will be further described in detail below in conjunction with an embodiment. The embodiment is only used to explain the present invention and does not constitute a limitation on the protection scope of the present invention.

[0019] according to Figure 1 , 2 As shown in , 3, this embodiment proposes an auxiliary oil-water separation device for a hydro-turbine generator oil tank, comprising an oil tank body 1, wherein a filtering mechanism is arranged inside the oil tank body 1, the bottom end of the oil tank body 1 is inclined, a separation chamber 2 is installed on one side of the oil tank body 1, a separation mechanism is arranged inside the separation chamber 2, and a stirring mechanism is arranged on one side of the oil tank body 1.

[0020] The separation mechanism includes an oil-water separator 3, a mounting plate 4, a feed pump 5, an oil suction pipe 6, an oil outlet pipe 7, a feed pipe 8, a water outlet pipe 9 and a drain pipe 10. The oil-water separator 3 is installed inside the separation chamber 2, a feed pipe 8 is installed on one side of the oil tank body 1, one end of the feed pipe 8 is connected to the bottom end of the oil-water separator 3, a water outlet pipe 9 is installed above one side of the oil-water separator 3, and a drain pipe 10 is installed below one side of the separation chamber 2. The mounting plate 4 is installed on one side above the rear end of the oil tank body 1, a feed pump 5 is installed on the top of the mounting plate 4, one end of the feed pump 5 is installed with an oil suction pipe 6, one end of the oil suction pipe 6 is connected to the inside of the oil-water separator 3, and the other end of the feed pump 5 is installed with an outlet pipe 9. The oil pipe 7, one end of the oil outlet pipe 7 extends to the interior of the oil tank body 1. When in use, since the bottom end of the oil tank body 1 is designed to be inclined, the oil-water mixture flows to the right side of the oil tank body 1. After the oil and water are separated, the water is at the bottom end of the oil tank body 1, and then the water enters the interior of the oil-water separator 3 through the feed pipe 8, and all the water is pumped into the interior of the oil-water separator 3, and then the oil-water separator 3 is started to separate the oil and water. After the separation is completed, the water is discharged from the water outlet pipe 9 into the interior of the separation chamber 2, and then discharged from the drain pipe 10, and then the feed pump 5 is started, and the oil separated from the oil-water separator 3 is pumped into the interior of the oil tank body 1 by using the oil suction pipe 6 and the oil outlet pipe 7, so as to complete the separation of oil and water in the oil tank body 1. It is only necessary to regularly check and discharge the accumulated water.

[0021] The filtering mechanism includes a positioning groove 11, a positioning rail 12 and a filter screen 13. The positioning groove 11 is opened inside the oil tank body 1. The positioning groove 11 is provided with a positioning rail 12. A filter screen 13 is installed at one end of the positioning rail 12. The bottom end of the filter screen 13 is inclined. The bottom surface of the filter screen 13 is adapted to the bottom surface of the oil tank body 1. The inner diameter of the positioning groove 11 is larger than the outer diameter of the positioning rail 12. A sliding structure is formed between the positioning groove 11 and the positioning rail 12. When in use, the filter screen 13 can be used to filter the oil-water mixture. The mutual cooperation between the positioning groove 11 and the positioning rail 12 can be used to conveniently disassemble and install the filter screen 13, so that the filter screen 13 is more efficient when cleaning.

[0022] The stirring mechanism includes a fixed plate 14, a mounting cavity 15, a pulley 16, a belt 17, a servo motor 18, a rotating shaft 19 and a stirring shaft 20. The fixed plate 14 is symmetrically mounted on one side of the oil tank body 1. The top of the fixed plate 14 is mounted with a mounting cavity 15. The inside of the mounting cavity 15 is mounted with a pulley 16. The outer wall of the pulley 16 is provided with a belt 17. The top of one of the mounting cavities 15 is mounted with a servo motor 18. The output end of the servo motor 18 is connected to one end of the pulley 16. The bottom of the fixed plate 14 is mounted with a rotating shaft 19. The bottom end of the pulley 16 is connected to the rotating shaft 19. The top of the rotating shaft 19 is connected, and a stirring shaft 20 is provided on the outer side wall of the rotating shaft 19. A plurality of stirring shafts 20 are provided on the outer side wall of the rotating shaft 19, and the plurality of stirring shafts 20 are evenly spaced on the outer side wall of the rotating shaft 19. When in use, the servo motor 18 is started to drive the installation cavity 15 to rotate, and the two installation cavities 15 are driven to rotate under the transmission of the pulley 16, so as to drive the two rotating shafts 19 to rotate, and then drive the stirring shaft 20 to rotate, stir the oil and water, make them fully mixed, and then stop stirring, let it stand, accelerate the stratification process of oil and water, thereby greatly improving the working efficiency of the device when in use.

[0023] Working principle: The filter screen 13 can be used to filter the oil-water mixture. Since the bottom of the oil tank body 1 is tilted, the oil-water mixture flows to the right side of the oil tank body 1. Then, the servo motor 18 is started to drive the installation cavity 15 to rotate. Under the transmission of the pulley 16, the two installation cavities 15 are driven to rotate, so the two rotating shafts 19 are driven to rotate, and then the stirring shaft 20 is driven to rotate, and the oil and water are stirred to make them fully mixed. Then, the stirring is stopped and the mixture is allowed to stand. Appropriate stirring can accelerate the stratification efficiency of the oil and water. After the oil and water are stratified, , water is at the bottom of the oil tank body 1, and then the water enters the oil-water separator 3 through the feed pipe 8, all the water is pumped into the oil-water separator 3, and then the oil-water separator 3 is started to separate the oil and water. After the separation is completed, the water is discharged from the water outlet pipe 9 into the separation chamber 2, and then discharged from the drain pipe 10, and then the feed pump 5 is started, and the oil separated from the oil-water separator 3 is pumped into the oil tank body 1 by the oil suction pipe 6 and the oil outlet pipe 7, completing the separation of oil and water in the oil tank body 1. It is only necessary to check and discharge the accumulated water regularly.

[0024] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An auxiliary oil-water separation device for a hydraulic generator oil tank, comprising an oil tank body (1), characterized in that: A filtering mechanism is arranged inside the oil tank body (1); the bottom end of the oil tank body (1) is designed to be inclined; a separation chamber (2) is installed on one side of the oil tank body (1); a separation mechanism is arranged inside the separation chamber (2); and a stirring mechanism is arranged on one side of the oil tank body (1); The separation mechanism comprises an oil-water separator (3), a mounting plate (4), a pump (5), an oil suction pipe (6), an oil outlet pipe (7), a feed pipe (8), a water outlet pipe (9) and a drain pipe (10); the oil-water separator (3) is installed inside the separation chamber (2); a feed pipe (8) is installed on one side of the oil tank body (1); one end of the feed pipe (8) is connected to the bottom end of the oil-water separator (3); a water outlet pipe (9) is installed above one side of the oil-water separator (3); A drain pipe (10) is installed below one side of the separation chamber (2); the mounting plate (4) is installed on one side above the rear end of the oil tank body (1); a pumping pump (5) is installed on the top of the mounting plate (4); an oil suction pipe (6) is installed at one end of the pumping pump (5); one end of the oil suction pipe (6) is connected to the interior of the oil-water separator (3); an oil outlet pipe (7) is installed at the other end of the pumping pump (5); one end of the oil outlet pipe (7) extends to the interior of the oil tank body (1).

2. The oil-water auxiliary separation device for a hydraulic generator oil tank according to claim 1, characterized in that: The filtering mechanism comprises a positioning groove (11), a positioning rail (12) and a filter screen (13); the positioning groove (11) is opened inside the oil tank body (1); the positioning rail (12) is arranged inside the positioning groove (11); and the filter screen (13) is installed at one end of the positioning rail (12).

3. The oil-water auxiliary separation device for a hydraulic generator oil tank according to claim 2 is characterized by: The bottom end of the filter screen (13) is designed to be inclined, and the bottom surface of the filter screen (13) and the bottom surface of the oil tank body (1) are mutually compatible.

4. The oil-water auxiliary separation device for a hydraulic generator oil tank according to claim 3 is characterized by: The inner diameter of the positioning groove (11) is greater than the outer diameter of the positioning rail (12), and a sliding structure is formed between the positioning groove (11) and the positioning rail (12).

5. The oil-water auxiliary separation device for a hydraulic generator oil tank according to claim 1, characterized in that: The stirring mechanism comprises a fixed plate (14), a mounting cavity (15), a pulley (16), a belt (17), a servo motor (18), a rotating shaft (19) and a stirring shaft (20). The fixed plate (14) is symmetrically mounted on one side of the inside of the oil tank body (1). The top of each fixed plate (14) is mounted with a mounting cavity (15). A pulley (16) is mounted inside the mounting cavity (15). The outer wall of the pulley (16) is provided with a belt (17). The top of each mounting cavity (15) is mounted with a servo motor (18). The output end of the servo motor (18) is connected to one end of the pulley (16). The bottom end of each fixed plate (14) is mounted with a rotating shaft (19). The bottom end of the pulley (16) is connected to the top of the rotating shaft (19). The outer wall of the rotating shaft (19) is provided with a stirring shaft (20).

6. The oil-water auxiliary separation device for a hydraulic generator oil tank according to claim 5, characterized in that: A plurality of stirring shafts (20) are arranged on the outer wall of the rotating shaft (19), and the plurality of stirring shafts (20) are distributed at equal intervals on the outer wall of the rotating shaft (19).

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