Water outlet device of water turbine

Abstract

The utility model relates to the technical field of water turbines, and discloses a water outlet device of a water turbine, which comprises a water turbine main body, an annular mounting frame fixedly mounted at the top of the water turbine main body, a mounting ring fixedly mounted at the middle end of the outer wall of the water turbine main body, and an automatic water outlet adjusting mechanism arranged on the outer wall of the water turbine main body. The automatic water outlet adjusting mechanism comprises a servo motor, the automatic water outlet adjusting mechanism is arranged, the automatic water outlet adjusting mechanism can drive an inner gear ring through a driving gear to start to rotate along a mounting ring through a connecting ring, the inner gear ring drives a mounting plate to start to rotate, and the mounting plate drives an arc-shaped connecting rod to start to rotate through a connecting rod; the arc-shaped connecting rod drives the movable guide piece to rotate along the third connecting column through the first connecting column and the second connecting column, so that the purpose of adjusting the angle of the third connecting column is achieved, the actual effect that the water turbine drives a generator to generate electricity is improved, and the requirement of a hydropower station for generating electricity through the water turbine is met.

Description

Technical Field

[0001] The utility model relates to the technical field of water turbines, in particular to a water outlet device of a water turbine. Background Art

[0002] A water turbine is a power machine that converts the energy of water flow into rotational mechanical energy. It belongs to the category of turbine machinery in fluid machinery. As early as around 100 BC, the prototype of a water turbine, the water wheel, appeared in China, which was used for irrigation and driving grain processing equipment. In a hydropower station, water from an upstream reservoir is led to the water turbine through a water diversion pipe, which drives the turbine runner to rotate and drives the generator to generate electricity. The water that has done work is discharged downstream through the tailwater pipe. The higher the water head and the greater the flow rate, the greater the output power of the water turbine.

[0003] Existing turbines generally have the problem of low water output efficiency, and the water output of the turbine cannot be adjusted according to actual needs, resulting in poor actual effect of the turbine driving the generator to generate electricity, and cannot meet the needs of hydropower stations to use turbines for power generation.

[0004] Therefore, we propose a water outlet device for a water turbine. Utility Model Content

[0005] The utility model mainly solves the technical problems existing in the above-mentioned prior art and provides a water outlet device for a water turbine.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a water discharge device of a water turbine, comprising a water turbine body, a ring-shaped mounting frame is fixedly installed on the top of the water turbine body, a mounting ring is fixedly installed on the middle end of the outer wall of the water turbine body, an automatic water discharge regulating mechanism is arranged on the outer wall of the water turbine body, the automatic water discharge regulating mechanism comprises a servo motor, and the bottom of the servo motor is fixedly connected to the outer wall of the water turbine body, a driving gear is fixedly installed on the output end of the servo motor, an inner gear ring is movably engaged on the outer wall of the driving gear, a connecting ring is fixedly installed on the top of the inner gear ring, and the upper end of the outer wall of the connecting ring is movably connected to the lower end of the inner wall of the mounting ring, a water discharge regulating assembly is evenly fixedly installed on the outer wall of the inner gear ring, and the water discharge regulating assembly comprises a mounting plate, and one side of the outer wall of the mounting plate is fixedly connected to the outer wall of the inner gear ring.

[0007] Preferably, a connecting rod is movably mounted on one end of the top of the mounting plate away from the inner gear ring via a rotating shaft, and an arc-shaped connecting rod is movably mounted on one end of the bottom of the connecting rod away from the mounting plate via a rotating shaft.

[0008] Preferably, a first connecting column is fixedly mounted on one end of the bottom of the arc-shaped connecting rod away from the connecting rod via a rotating shaft.

[0009] Preferably, the outer wall of the first connecting column is movably connected to the inner wall of the annular mounting frame.

[0010] Preferably, a second connecting column is fixedly mounted on the bottom of the first connecting column.

[0011] Preferably, the bottom of the second connecting column movably penetrates the top of the inner wall of the turbine body.

[0012] Preferably, a movable guide piece is fixedly mounted on the bottom of the second connecting column.

[0013] Preferably, a third connecting column is fixedly mounted on the bottom of the movable guide plate.

[0014] Preferably, the outer wall of the third connecting column is movably connected to the lower end of the inner wall of the turbine body.

[0015] Beneficial Effects

[0016] The utility model provides a water outlet device for a water turbine, which has the following beneficial effects:

[0017] (1) The water discharge device of this type of turbine is provided with an automatic water discharge regulating mechanism. The automatic water discharge regulating mechanism can drive the inner gear ring to rotate along the mounting ring through the driving gear, and the inner gear ring drives the mounting plate to rotate. The mounting plate drives the arc connecting rod to rotate through the connecting rod. The arc connecting rod drives the movable guide plate to rotate along the third connecting column through the first connecting column and the second connecting column, thereby achieving the purpose of adjusting the angle of the third connecting column, so that the water discharge of the entire turbine can be accurately controlled, the water discharge efficiency of the turbine is improved, and the actual effect of the turbine driving the generator to generate electricity is also improved, meeting the needs of the hydropower station to use the turbine to generate electricity.

[0018] (2) The water outlet device of the water turbine is provided with an annular mounting frame, which can limit the rotation of the water outlet regulating component, so that the movable guide vane on the water outlet regulating component is more stable when rotating to control the water outlet, further improving the use effect of the entire automatic water outlet regulating mechanism.

[0019] (3) The water discharge device of the water turbine is provided with a mounting ring and a connecting ring. The automatic water discharge regulating mechanism is installed on the mounting ring through the limiting movement of the connecting ring, thereby ensuring the rotation stability of the internal gear ring on the automatic water discharge regulating mechanism and further improving the operation stability of the automatic water discharge regulating mechanism. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a schematic diagram of the overall structure of the front side of the utility model;

[0021] Figure 2 This is a front structural diagram of the automatic water outlet adjustment mechanism of the utility model;

[0022] Figure 3 It is a front structural schematic diagram of the water outlet regulating component of the utility model.

[0023] Legend: 10. Turbine body; 11. Annular mounting frame; 12. Mounting ring; 13. Automatic water outlet adjustment mechanism; 14. Servo motor; 15. Driving gear; 16. Internal gear ring; 17. Connecting ring; 18. Water outlet adjustment assembly; 19. Mounting plate; 20. Connecting rod; 21. Arc connecting rod; 22. First connecting column; 23. Second connecting column; 24. Movable guide vane; 25. Third connecting column. DETAILED DESCRIPTION

[0024] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0025] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment of size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0026] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0027] In the description of the embodiments of the present utility model, it should be noted that the terms "center", "upper", "lower", "inner", "outer", "side", etc. indicate the orientation or position relationship based on the orientation or position relationship shown in the drawings, or the orientation or position relationship in which the utility model product is usually placed when in use, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present utility model. In addition, the terms "first", "second", etc. are only used to distinguish the description, and cannot be understood as indicating or implying relative importance.

[0028] In the description of the embodiments of the present utility model, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present utility model can be understood according to specific circumstances.

[0029] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0030] Embodiment 1: A water outlet device of a water turbine, such as Figure 1 As shown, it includes a turbine body 10, a ring-shaped mounting frame 11 is fixedly installed on the top of the turbine body 10, a mounting ring 12 is fixedly installed on the middle end of the outer wall of the turbine body 10, and an automatic water discharge regulating mechanism 13 is arranged on the outer wall of the turbine body 10. By arranging the automatic water discharge regulating mechanism 13, the automatic water discharge regulating mechanism 13 can drive the inner gear ring 16 to start rotating along the mounting ring 12 through the connecting ring 17 through the driving gear 15, and the inner gear ring 16 drives the mounting plate 19 to start rotating, and the mounting plate 19 drives the arc connecting rod 21 to start rotating through the connecting rod 20, and the arc connecting rod 21 drives the movable guide plate 24 to start rotating along the third connecting column 25 through the first connecting column 22 and the second connecting column 23, so as to achieve the purpose of adjusting the angle of the third connecting column 25, so that the water discharge of the entire turbine is accurately controlled, the water discharge efficiency of the turbine is improved, and the actual effect of the turbine driving the generator to generate electricity is also improved, which meets the demand of the hydropower station to use the turbine to generate electricity.

[0031] Embodiment 2: Based on Embodiment 1, Figure 2As shown, the automatic water outlet regulating mechanism 13 includes a servo motor 14, and the bottom of the servo motor 14 is fixedly connected to the outer wall of the turbine body 10, and a driving gear 15 is fixedly installed at the output end of the servo motor 14. The outer wall of the driving gear 15 is movably meshed with an inner gear ring 16, and a connecting ring 17 is fixedly installed on the top of the inner gear ring 16, and the upper end of the outer wall of the connecting ring 17 is movably connected to the lower end of the inner wall of the mounting ring 12, and a water outlet regulating component 18 is evenly fixedly installed on the outer wall of the inner gear ring 16. By setting an annular mounting frame 11, the annular mounting frame 11 can limit the rotation of the water outlet regulating component 18, so that the movable guide vane 24 on the water outlet regulating component 18 is more stable when rotating to control the water outlet, and the use effect of the entire automatic water outlet regulating mechanism 13 is further improved.

[0032] Embodiment 3: Based on Embodiment 1 and Embodiment 2, Figure 3 As shown, the water outlet regulating assembly 18 includes a mounting plate 19, and one side of the outer wall of the mounting plate 19 is fixedly connected to the outer wall of the inner gear ring 16, a connecting rod 20 is movably mounted on the top end of the mounting plate 19 away from the inner gear ring 16 through a rotating shaft, an arc-shaped connecting rod 21 is movably mounted on the bottom end of the connecting rod 20 away from the mounting plate 19 through a rotating shaft, a first connecting column 22 is fixedly mounted on the bottom end of the arc-shaped connecting rod 21 away from the connecting rod 20 through a rotating shaft, and the outer wall of the first connecting column 22 is movably connected to the inner wall of the annular mounting frame 11, and a second connecting column 23 is fixedly mounted on the bottom of the first connecting column 22. The bottom of the second connecting column 23 movably passes through the top of the inner wall of the turbine body 10, and a movable guide vane 24 is fixedly installed at the bottom of the second connecting column 23. The bottom of the movable guide vane 24 is fixedly installed with a third connecting column 25, and the outer wall of the third connecting column 25 is movably connected to the lower end of the inner wall of the turbine body 10. By setting the mounting ring 12 and the connecting ring 17, the automatic water discharge regulating mechanism 13 is movably installed on the mounting ring 12 through the connecting ring 17 to ensure the rotation stability of the inner gear ring 16 on the automatic water discharge regulating mechanism 13, thereby further improving the operation stability of the automatic water discharge regulating mechanism 13.

[0033] The working principle of the utility model is as follows: by turning on the switch of the servo motor 14, the output end of the servo motor 14 drives the driving gear 15 to start rotating, the driving gear 15 drives the inner gear ring 16 to start rotating along the mounting ring 12 through the connecting ring 17, the inner gear ring 16 drives the mounting plate 19 to start rotating, the mounting plate 19 drives the arc connecting rod 21 to start rotating through the connecting rod 20, the arc connecting rod 21 drives the movable guide plate 24 to start rotating along the third connecting column 25 through the first connecting column 22 and the second connecting column 23, thereby achieving the purpose of adjusting the angle of the third connecting column 25, so that the water output of the entire turbine is accurately controlled.

[0034] The above shows and describes the basic principle and main features of the utility model and the 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 principle 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. A water discharge device for a water turbine, comprising a water turbine body (10), characterized in that: The top of the water turbine body (10) is fixedly mounted with an annular mounting frame (11), the middle end of the outer wall of the water turbine body (10) is fixedly mounted with a mounting ring (12), the outer wall of the water turbine body (10) is provided with an automatic water outlet adjustment mechanism (13), the automatic water outlet adjustment mechanism (13) comprises a servo motor (14), and the bottom of the servo motor (14) is fixedly connected to the outer wall of the water turbine body (10), and the output end of the servo motor (14) is fixedly mounted with a driving gear ( 15), the outer wall of the driving gear (15) is movably meshed with an inner gear ring (16), a connecting ring (17) is fixedly installed on the top of the inner gear ring (16), and the upper end of the outer wall of the connecting ring (17) is movably connected to the lower end of the inner wall of the mounting ring (12), and a water outlet regulating component (18) is evenly fixedly installed on the outer wall of the inner gear ring (16), and the water outlet regulating component (18) includes a mounting plate (19), and one side of the outer wall of the mounting plate (19) is fixedly connected to the outer wall of the inner gear ring (16).

2. The water outlet device of the water turbine according to claim 1, characterized in that: A connecting rod (20) is movably mounted on one end of the top of the mounting plate (19) away from the inner gear ring (16) via a rotating shaft, and an arc-shaped connecting rod (21) is movably mounted on one end of the bottom of the connecting rod (20) away from the mounting plate (19) via a rotating shaft.

3. The water outlet device of the water turbine according to claim 2, characterized in that: A first connecting column (22) is fixedly mounted on one end of the bottom of the arc-shaped connecting rod (21) away from the connecting rod (20) via a rotating shaft.

4. The water outlet device of the water turbine according to claim 3, characterized in that: The outer wall of the first connecting column (22) is movably connected to the inner wall of the annular mounting frame (11).

5. The water outlet device of the water turbine according to claim 3, characterized in that: A second connecting column (23) is fixedly mounted on the bottom of the first connecting column (22).

6. The water outlet device of the water turbine according to claim 5, characterized in that: The bottom of the second connecting column (23) movably penetrates the top of the inner wall of the turbine body (10).

7. The water outlet device of a water turbine according to claim 5, characterized in that: A movable guide piece (24) is fixedly mounted on the bottom of the second connecting column (23).

8. The water outlet device of the water turbine according to claim 7, characterized in that: A third connecting column (25) is fixedly mounted on the bottom of the movable guide piece (24).

9. The water outlet device of the water turbine according to claim 8, characterized in that: The outer wall of the third connecting column (25) is movably connected to the lower end of the inner wall of the turbine body (10).

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