Modularized power generation gearbox integrated platform

Abstract

The utility model discloses a modularized power generation gearbox integrated station which comprises an oil tank assembly, a gearbox, a power generator and a steam turbine, the gearbox, the power generator and the steam turbine are all installed on the top of the oil tank assembly, and the steam turbine is in transmission connection with the power generator through the gearbox. Lubricating oil is stored in the oil tank assembly, the oil tank assembly is connected with the gearbox through a lubricating oil pipe, and an oil return hole communicated with the oil tank assembly is formed in the bottom of the gearbox. The oil pump can send lubricating oil in the oil tank assembly to the gearbox through the lubricating oil pipe, and lubricating oil is provided for the gearbox. Lubricating oil in the gear box can directly return into the oil tank assembly through the oil return opening. By means of the structure, the whole generator set is integrated on the oil tank assembly, the system integration of the generator set can be improved, the oil tank assembly integrates the oil tank function and the platform function, the size of the generator set is smaller, the installation space needed by the generator set is smaller, and the stability and safety of the whole generator set can be improved.

Description

Technical Field

[0001] This utility model relates to the field of gearboxes, and in particular to a modular generator gearbox integrated platform. Background Technology

[0002] High-speed gearboxes are widely used in various industries. Gearboxes used in small-power cryogenic turbine units are integrated into a single unit due to their small size and require an oil tank for oil supply. Currently, in China, gearbox oil supply is mostly achieved through externally installed oil storage tanks or integrated oil stations.

[0003] High-speed gearboxes are widely used in various industries. Gearboxes used in small-power cryogenic turbine generator sets, due to their small size, are integrated into a single unit and require an oil tank for oil supply. Currently, oil supply for gearboxes in China mostly uses externally installed oil storage tanks or integrated oil stations. Existing technology, publication number CN119084560A, proposes an integrated oil station high-speed gearbox and its control method. This invention introduces the integrated oil station and control method, but it cannot achieve the integration of the entire turbine power generation system using a base-mounted oil tank. Therefore, there is a need for a base-mounted oil tank that can be integrated into the entire unit, supplying oil to the gearbox, reducing design and manufacturing costs, and also reducing the overall size of the unit, providing more operational space for installation. Utility Model Content

[0004] To address the problem of large overall size and large installation space required for existing power generation equipment, the purpose of this utility model is to provide a modular integrated generator gearbox platform. This platform can reduce the overall size of the generator unit, requiring less installation space for the generator set.

[0005] To achieve the above objectives, the present invention adopts the following technical solution: a modular generator gearbox integrated platform, comprising an oil tank assembly, a gearbox, a generator, and a turbine. The gearbox, generator, and turbine are all mounted on top of the oil tank assembly, and the turbine is connected to the generator via the gearbox. Lubricating oil is stored in the oil tank assembly, which is connected to the gearbox via a lubricating oil pipe. The bottom of the gearbox is provided with a return oil hole communicating with the oil tank assembly. An oil pump can deliver the lubricating oil in the oil tank assembly to the gearbox via the lubricating oil pipe, providing lubricating oil to the gearbox. The lubricating oil in the gearbox can return directly to the oil tank assembly via the return oil hole.

[0006] Preferably, the oil tank assembly includes a bottom plate, a top plate, and multiple side plates, with the side plates located between the bottom plate and the top plate. The bottom plate, side plates, and top plate are fixedly connected to form an inner cavity for containing lubricating oil; the gearbox, generator, and turbine are all mounted on the top plate.

[0007] Preferably, the outer side of the fuel tank assembly is provided with an inclined plate, and the top plate, bottom plate and side plate are all fixedly connected to the inclined plate.

[0008] As a preferred option, the interior of the fuel tank assembly is provided with ribs arranged in a crisscross pattern.

[0009] Preferably, a dust removal port is provided on the side panel, and a dust removal cover for sealing is installed at the dust removal port.

[0010] Preferably, the top plate is provided with a main observation port and a secondary observation port. The main observation port is located between the gearbox and the turbine, and the secondary observation port is located between the gearbox and the generator.

[0011] Preferably, an oil suction filter is installed on the side plate, and the lubricating oil enters the gearbox through the lubricating oil pipe after passing through the oil suction filter.

[0012] Preferably, a tank level gauge for observing the liquid level is provided on the side plate of the tank assembly.

[0013] Preferably, the oil pump cooling device is mounted on a bracket at the top of the oil tank assembly via a cooling bracket.

[0014] Preferably, the top of the fuel tank assembly is provided with a vent, and an air filter is installed at the vent.

[0015] The beneficial effects of this utility model are as follows: the entire generator set is integrated on the fuel tank assembly, which improves the system integration of the generator set. The fuel tank assembly integrates the fuel tank function and the platform function, making the unit smaller and requiring less installation space, and improving the overall stability and safety of the unit. Furthermore, the generator, gearbox, and turbine are all installed on the fuel tank assembly, which allows the generator to be directly installed in the designated location, improving the assembly and installation efficiency of the equipment. Attached Figure Description

[0016] Figure 1 A schematic diagram of the modular generator gearbox integration station;

[0017] Figure 2 Schematic diagram of the fuel tank assembly Figure 1 ;

[0018] Figure 3 Schematic diagram of the fuel tank assembly Figure 2 ;

[0019] Figure 4 Schematic diagram of the fuel tank assembly Figure 3 ;

[0020] Figure 5 for Figure 4 Sectional view along line AA;

[0021] Figure 6 for Figure 5Sectional view along the BB direction.

[0022] Reference numerals: 1. Oil tank assembly; 2. Gearbox; 3. Oil pump cooling device; 4. Lubricating oil pipe; 5. Cooling bracket; 6. Base plate; 7. Oil tank level gauge; 8. Dust cleaning port; 9. Oil suction filter; 10. Dust cleaning cover; 11. Main observation cover; 12. Secondary observation cover; 13. Air filter; 14. Adjusting screw; 15. Top plate; 16. Gas turbine base; 17. Screw adjusting lug; 18. Gearbox base; 19. Generator base; 20. Oil tank lifting lug; 21. Side plate; 22. Diagonal stiffener; 23. Dust cleaning cover seat; 24. Through hole; 25. Main cover seat; 26. Secondary cover seat; 27. Bracket seat; 28. First stiffener; 29. ​​Second stiffener; 30. Third stiffener. Detailed Implementation

[0023] The embodiments of this utility model are described in detail below. Examples of these embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain this utility model, and should not be construed as limiting this utility model.

[0024] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0025] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying 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 this utility model, unless otherwise stated, "a plurality of" means two or more, unless otherwise expressly defined.

[0026] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0027] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature. Example

[0028] like Figures 1 to 6 The modular generator gearbox integrated platform shown includes an oil tank assembly 1, a gearbox 2, a generator, and a steam turbine. The gearbox 2, the generator, and the steam turbine are all installed on top of the oil tank assembly 1, and the steam turbine is connected to the generator via the gearbox 2.

[0029] The lubricating oil is stored in the oil tank assembly 1. The oil tank assembly 1 is connected to the gearbox 2 through the lubricating oil pipe 4. The bottom of the gearbox 2 is provided with an oil return hole that communicates with the oil tank assembly 1.

[0030] The oil pump can deliver the lubricating oil in the oil tank assembly 1 to the gearbox 2 through the lubricating oil pipe 4, providing lubricating oil for the gearbox 2; the lubricating oil in the gearbox 2 can return directly to the oil tank assembly 1 through the oil return port.

[0031] With this configuration, the entire generator set is integrated into the fuel tank assembly 1, which improves the system integration of the generator set. The fuel tank assembly 1 integrates the fuel tank function and the platform function, making the unit smaller in size, requiring less installation space, and improving the overall stability and safety of the unit.

[0032] In this embodiment, as Figures 2 to 4As shown, the oil tank assembly 1 includes a bottom plate 6, a top plate 15 and multiple side plates 21. The multiple side plates 21 are located between the bottom plate 6 and the top plate 15. The bottom plate 6, the side plates 21 and the top plate 15 are fixedly connected to form an inner cavity for containing lubricating oil. The gearbox 2, the generator and the steam turbine are all mounted on the top plate 15.

[0033] Further preferred, such as Figure 3 As shown, an inclined plate 22 is provided on the outside of the fuel tank assembly 1, and the top plate 15, bottom plate 6 and side plate 21 are all fixedly connected to the inclined plate 22.

[0034] Further preferred, such as Figure 5 and Figure 6 As shown, the interior of the fuel tank assembly 1 is equipped with crisscrossing stiffeners. Specifically, there are a first stiffener 28, a third stiffener 30, and a second stiffener 29. The top of the third stiffener 30 is fixedly connected to the top plate 15, the bottom of the third stiffener 30 is connected to the bottom plate 6, and the front and rear ends of the third stiffener 30 are connected to the side plates 21 located on the front and rear sides, respectively. The top of the first stiffener 28 is fixedly connected to the top plate 15, the bottom of the first stiffener 28 is connected to the bottom plate 6, and the left and right ends of the first stiffener 28 are connected to the side plates 21 and the third stiffener 30, respectively. The second stiffener 29 penetrates the first stiffener 28, and the front and rear ends of the second stiffener 29 are connected to the side plates 21 located on the front and rear sides, respectively. The top plate 15, side plates 21, bottom plate 6, and stiffeners are all fixedly connected by welding. The stiffeners and inclined plate 22 enhance the overall rigidity of the fuel tank assembly 1, ensuring the stability and reliability of the unit support.

[0035] Further preferred, such as Figure 2 and Figure 3 As shown, a dust removal port 8 is provided on the side plate 21, and a dust removal cover 10 for sealing is installed at the dust removal port 8. The design of the dust removal port 8 improves the welding operability of the fuel tank assembly 1, facilitates the cleaning of waste residue during subsequent machining, and facilitates the cleaning of the inside of the fuel tank assembly 1 during use. Among them, multiple dust removal ports 8 are located on different side plates 21, and a dust removal cover seat 23 protrudes outward from the inner cavity on the side plate 21, and the dust removal cover 10 is fixed on the dust removal cover seat 23.

[0036] Further preferred, such as Figure 3 As shown, the top plate 15 is provided with a main observation port and a secondary observation port. The main observation port is located between the gearbox 2 and the turbine, and the secondary observation port is located between the gearbox 2 and the generator. Specifically, a main cover seat 25 protrudes from the top plate 15 and is arranged around the main observation port, with a main cover plate 11 fixed to the main cover seat 25; a secondary cover seat 26 protrudes from the top plate 15 and is arranged around the secondary observation port, with a secondary cover plate 12 fixed to the secondary cover seat 26.

[0037] In this embodiment, a vent is provided on the top of the fuel tank assembly, and an air filter 13 is installed at the vent.

[0038] In this embodiment, as Figure 3 As shown, a lifting lug 20 is fixed on the fuel tank assembly 1, and multiple lifting lugs 20 are respectively arranged on the opposite sides of the fuel tank assembly 1; wherein, the top plate 15, the bottom plate 6 and the side plate 21 are all fixedly connected to the lifting lug 20.

[0039] In this embodiment, as Figure 3 As shown, a generator base 19, a gearbox base 18, and a turbine base 16 are fixed on the top plate 15. The gearbox base 18 is located between the generator base 19 and the turbine base 16. The generator is installed on the generator base 19, the turbine is installed on the turbine base 16, and the gearbox 2 is installed on the gearbox base 18. A through hole 24 is provided on the gearbox base 18, and the oil return port at the bottom of the gearbox 2 communicates with the through hole 24.

[0040] Further preferred, such as Figure 2 and Figure 3 As shown, the gearbox base 18 is provided with ear plates 17 on all four sides. The top of the ear plates 17 is higher than the top of the gearbox base 18. Screws 14 are provided on the ear plates 17. After the gearbox 2 is hoisted on the oil tank assembly 1, it is located between multiple screws 14. The position of the gearbox 2 is adjusted by rotating the screws 14, thereby accurately positioning the gearbox 2.

[0041] In this embodiment, as Figure 2 As shown, an oil suction filter 9 is installed on the side plate 21. After passing through the oil suction filter 9, the lubricating oil enters the gearbox 2 through the lubricating oil pipe 4.

[0042] In this embodiment, as Figure 2 As shown, the oil pump cooling device 3 is installed on the bracket seat 27 at the top of the oil tank assembly 1 via the cooling bracket 5; before the gearbox 2 starts working, the oil pump cooling device 3 is turned on, and the lubricating oil enters the lubricating oil pipe 4 through the oil suction filter 9. The oil is sent into the gearbox 2 by the oil pump, so that the oil lubricates and cools the gearbox 2. Then the oil returns to the inside of the oil tank assembly 1 through the oil return hole on the lower side of the gearbox 2.

[0043] In this embodiment, as Figure 2 As shown, an oil tank level gauge 7 for observing the liquid level is provided on the side plate 21 of the oil tank assembly 1; this setting allows for observation of the oil level inside the oil tank assembly 1, facilitating timely oil changes.

[0044] During normal operation, the gearbox 2, the user turbine and generator are fastened to the oil tank assembly 1 with bolts. Before the unit starts running, the oil pump cooling device 3 is turned on, and then the oil pump draws the lubricating oil from the oil tank assembly 1 and sends the lubricating oil through the lubricating oil pipe 4 to the inside of the gearbox 2. After the turbine collects the gas energy, it drives the generator through the gearbox 2, and the generator converts mechanical energy into electrical energy.

[0045] In the description of this specification, the references to terms such as "one embodiment," "some embodiments," "example," "specific example," or "some examples," etc., indicate that a specific feature, structure, material, or characteristic described in connection with that embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the illustrative expressions of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the specific features, structures, materials, or characteristics described may be combined in any suitable manner in one or more embodiments or examples.

[0046] Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention. Those skilled in the art can make changes, modifications, substitutions and variations to the above embodiments within the scope of the present invention without departing from the principles and spirit of the present invention.

Claims

1. A modular generator gearbox integration platform, characterized in that: It includes an oil tank assembly (1), a gearbox (2), a generator and a steam turbine. The gearbox (2), the generator and the steam turbine are all installed on the top of the oil tank assembly (1). The steam turbine is connected to the generator via the gearbox (2). The lubricating oil is stored in the oil tank assembly (1), which is connected to the gearbox (2) through the lubricating oil pipe (4). The bottom of the gearbox (2) is provided with an oil return hole that communicates with the oil tank assembly (1). The oil pump can deliver the lubricating oil in the oil tank assembly (1) to the gearbox (2) through the lubricating oil pipe (4) to provide lubricating oil for the gearbox (2); the lubricating oil in the gearbox (2) can return directly to the oil tank assembly (1) through the oil return hole.

2. The modular generator gearbox integration platform according to claim 1, characterized in that: The oil tank assembly (1) includes a bottom plate (6), a top plate (15) and multiple side plates (21). The multiple side plates (21) are located between the bottom plate (6) and the top plate (15). The bottom plate (6), the side plates (21) and the top plate (15) are fixedly connected to form an inner cavity for containing lubricating oil. The gearbox (2), the generator and the steam turbine are all mounted on the top plate (15).

3. The modular generator gearbox integration platform according to claim 2, characterized in that: An inclined plate (22) is provided on the outside of the fuel tank assembly (1), and the top plate (15), bottom plate (6) and side plate (21) are all fixedly connected to the inclined plate (22).

4. The modular generator gearbox integration platform according to claim 2, characterized in that: The interior of the fuel tank assembly (1) is provided with ribs arranged in a crisscross pattern.

5. The modular generator gearbox integration platform according to claim 2, characterized in that: A dust removal port (8) is provided on the side panel (21), and a dust removal cover (10) for sealing is installed at the dust removal port (8).

6. The modular generator gearbox integration platform according to claim 2, characterized in that: The top plate (15) is provided with a main observation port and a secondary observation port. The main observation port is located between the gearbox (2) and the steam turbine, and the secondary observation port is located between the gearbox (2) and the generator.

7. The modular generator gearbox integration platform according to claim 1, characterized in that: An oil suction filter (9) is installed on the side plate (21). After passing through the oil suction filter (9), the lubricating oil enters the gearbox (2) through the lubricating oil pipe (4).

8. The modular generator gearbox integration platform according to claim 1, characterized in that: An oil tank level gauge (7) for observing the liquid level is installed on the side plate (21) of the oil tank assembly (1).

9. The modular generator gearbox integration platform according to claim 1, characterized in that: The oil pump cooling device (3) is installed on the bracket seat (27) on top of the oil tank assembly (1) via a cooling bracket (5).

10. A modular generator gearbox integration platform according to claim 1, characterized in that: The top of the fuel tank assembly (1) is provided with a vent hole, and an air filter (13) is installed at the vent hole.

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