CN217440204U

CN217440204U - Water guide mechanism of water turbine

Info

Publication number: CN217440204U
Application number: CN202221317638.4U
Authority: CN
Inventors: 李胜勇; 罗念; 罗永利
Original assignee: Yibin Fuyuan Equipment Of Power Generation Co ltd
Current assignee: Yibin Fuyuan Equipment Of Power Generation Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-09-16
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a water turbine water distributor, which relates to the technical field of water turbines and comprises a water turbine and a filtering component arranged in a water inlet of the water turbine; the filter assembly is including setting up the annular connecting seat in the hydraulic turbine inlet, and annular connecting seat bottom is provided with the connecting plate, and the connecting plate specifically is the annular slab, and the connecting plate inboard is provided with the filter screen. The utility model discloses in, through having increased filtering component, and then can filter the water that the hydraulic turbine was introduced, the water of avoiding the hydraulic turbine to introduce can have some silt or rubble and lead to the stator of the hydraulic turbine to receive wearing and tearing, has reduced the cost of maintaining, has solved the problem that the aquatic of hydraulic turbine introduction has some silt or rubble and leads to the stator of the hydraulic turbine to receive wearing and tearing.

Description

Water guide mechanism of water turbine

Technical Field

The utility model relates to a hydraulic turbine technical field especially relates to hydraulic turbine water distributor.

Background

The water turbine is a power machine which converts the energy of water flow into rotary mechanical energy, is used for pumping irrigation and driving grain processing equipment, is mostly installed in a hydropower station and is used for driving a generator to generate electricity, in a hydropower station, water in an upstream reservoir is guided to a water turbine through a water guide pipe to push a water turbine runner to rotate so as to drive a generator to generate electricity, the water which finishes work is discharged to the downstream through a draft pipe, the higher the water head is, the larger the flow rate is, the higher the output power of the water turbine is, and when the water turbine is used, the water of introducing often can have some silt or rubble, and the stator of the easy wearing and tearing hydraulic turbine also can block up the pipeline, and current hydraulic turbine water inlet department does not set up filtering mechanism, leads to a period of time after need to overhaul the inside of hydraulic turbine to increased the maintenance cost, consequently, need improve the processing to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem of the prior art insufficiency and providing a hydraulic turbine water distributor.

In order to realize the purpose, the utility model adopts the following technical scheme:

the water turbine water distributor comprises a water turbine and a filtering assembly arranged in a water inlet of the water turbine; the filter assembly is including setting up the annular connecting seat in the hydraulic turbine inlet, annular connecting seat bottom is provided with the connecting plate, the connecting plate specifically is the annular slab, the connecting plate inboard is provided with the filter screen, a plurality of through-holes have been seted up in the connecting plate, it is provided with the deflector to slide in the through-hole, lie in the guide way that the cooperation deflector was seted up to the through-hole both sides in the connecting plate, be provided with the guide bar in the guide way, deflector and guide bar sliding connection, the deflector internal rotation is provided with the threaded rod, and the threaded rod runs through deflector top and bottom, threaded rod and annular connecting seat bottom threaded connection, the threaded rod bottom is provided with the nut, hexagonal hole in the nut bottom has been seted up.

Further, the left and right sides is provided with the limiting plate in the hydraulic turbine inlet, the annular connecting seat top left and right sides respectively with two limiting plate bottom contacts, the annular connecting seat passes through a plurality of bolted connection with the hydraulic turbine, the contact of annular connecting seat week side and hydraulic turbine inlet inner wall.

Further, the connecting plate top is provided with the sealing washer, the annular seal groove that is used for cooperating the sealing washer is seted up to annular connecting seat bottom, the sealing washer is the rubber material.

Further, the filter screen is specifically the cone, the filter screen is specifically for middle height, low all around.

Compared with the prior art, the utility model discloses possess following beneficial effect:

the utility model discloses in, through having increased filtering component, and then can filter the water that the hydraulic turbine was introduced, the water of avoiding the hydraulic turbine to introduce can have some silt or rubble and lead to the stator of the hydraulic turbine to receive wearing and tearing, has reduced the cost of maintaining, has solved the problem that the aquatic of hydraulic turbine introduction has some silt or rubble and leads to the stator of the hydraulic turbine to receive wearing and tearing.

Drawings

Fig. 1 is an external view of a water turbine distributor according to the present invention;

fig. 2 is a schematic structural view of a water turbine distributor provided by the present invention;

fig. 3 is a schematic structural diagram of a filter assembly in a water distributor of a water turbine according to the present invention;

fig. 4 is an enlarged view of a portion a of fig. 3.

Number in the figure: 1. a water turbine; 2. a filter assembly; 21. an annular connecting seat; 22. a connecting plate; 23. a filter screen; 24. a threaded rod; 25. a nut; 26. a guide plate; 27. a guide bar; 28. a seal ring; 29. and a limiting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 4, the water turbine distributor comprises a water turbine 1 and a filter assembly 2 arranged in a water inlet of the water turbine 1; the filtering component 2 comprises an annular connecting seat 21 arranged in a water inlet of the water turbine 1, a connecting plate 22 is arranged at the bottom of the annular connecting seat 21, the connecting plate 22 is specifically an annular plate, a filter screen 23 is arranged on the inner side of the connecting plate 22, a plurality of through holes are formed in the connecting plate 22, guide plates 26 are arranged in the through holes in a sliding manner, guide grooves matched with the guide plates 26 are formed in two sides of the through holes in the connecting plate 22, guide rods 27 are arranged in the guide grooves, the guide plates 26 are connected with the guide rods 27 in a sliding manner, the guide rods 27 are arranged, so that the guide effect on the guide plates 26 is realized, a threaded rod 24 is arranged in the guide plates 26 in a rotating manner, the threaded rod 24 penetrates through the top and the bottom of the guide plates 26, the threaded rod 24 is in threaded connection with the bottom of the annular connecting seat 21, the threaded rod 24 is rotated, so that the top end of the threaded rod 24 is abutted into the annular connecting seat 21, and the connection between the threaded rod 24 and the annular connecting seat 21 is realized, the bottom of the threaded rod 24 is provided with a nut 25, the bottom of the nut 25 is provided with an inner hexagonal hole, one end of an external hexagonal wrench is abutted into the inner hexagonal hole, the nut 25 can be driven to rotate by rotating the hexagonal wrench, the left side and the right side in a water inlet of the water turbine 1 are provided with limiting plates 29, the left side and the right side of the top of the annular connecting seat 21 are respectively contacted with the bottoms of the two limiting plates 29, the annular connecting seat 21 is connected with the water turbine 1 through a plurality of bolts, the peripheral side of the annular connecting seat 21 is contacted with the inner wall of the water inlet of the water turbine 1, the annular connecting seat 21 is abutted into the water inlet of the water turbine 1, the top of the annular connecting seat 21 is ensured to be contacted with the bottom of the limiting plates 29, and the plurality of bolts are screwed, so that the annular connecting seat 21 is connected with the water turbine 1, the filter screen 23 is specifically a cone, the filter screen 23 is high in the middle and low in the periphery, the filter screen 23 is set to be a cone, and the surface area of the filter screen 23 is increased, thereby increasing the range of filtration.

Further, connecting plate 22 top is provided with sealing washer 28, and annular connecting seat 21 bottom is offered and is used for cooperating the annular seal groove of sealing washer 28, and sealing washer 28 is the rubber material, with sealing washer 28 support to the seal groove in, not only can realize the initial connection between connecting plate 22 and the annular connecting seat 21, has increased the leakproofness between connecting plate 22 and the annular connecting seat 21 simultaneously.

The working principle is as follows: when the filter screen 23 needs to be installed, firstly, the annular connecting seat 21 is abutted into the water inlet of the water turbine 1, so that the top of the annular connecting seat 21 is contacted with the bottom of the limiting plate 29, then a plurality of bolts are screwed, the connection between the annular connecting seat 21 and the water turbine 1 is realized, at this time, the connecting plate 22 is abutted into the water inlet of the water turbine 1, and the sealing ring 28 is abutted into the annular sealing groove, so as to realize the primary connection between the connecting plate 22 and the annular connecting seat 21, at this time, one end of the hexagonal wrench is abutted into the inner hexagonal hole through the external hexagonal wrench, the hexagonal wrench is rotated to drive the nut 25 to rotate, and further the threaded rod 24 is driven to rotate, so that the threaded rod 24 is connected with the annular connecting seat 21, and simultaneously, the guide plate 26 is driven to move upwards until the top of the guide plate 26 is contacted with the top of the guide groove, and a plurality of threaded rods 24 are sequentially connected with the annular connecting seat 21, so that the annular connecting seat 21 and the connecting plate 22 are connected, and the filter screen 23 is installed.

The above, only be the embodiment of the preferred of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, which are designed to be replaced or changed equally, all should be covered within the protection scope of the present invention.

Claims

1. The water turbine water distributor is characterized by comprising a water turbine (1) and a filtering assembly (2) arranged in a water inlet of the water turbine (1); the filter assembly (2) comprises an annular connecting seat (21) arranged in a water inlet of the water turbine (1), a connecting plate (22) is arranged at the bottom of the annular connecting seat (21), the connecting plate (22) is specifically an annular plate, a filter screen (23) is arranged on the inner side of the connecting plate (22), a plurality of through holes are formed in the connecting plate (22), guide plates (26) are arranged in the through holes in a sliding manner, guide grooves matched with the guide plates (26) are formed in two sides of the through holes in the connecting plate (22), guide rods (27) are arranged in the guide grooves, the guide plates (26) are connected with the guide rods (27) in a sliding manner, threaded rods (24) are arranged in the guide plates (26) in a rotating manner, the threaded rods (24) penetrate through the top and the bottom of the guide plates (26), and the threaded rods (24) are connected with the bottom of the annular connecting seat (21) in a threaded manner, the threaded rod (24) bottom is provided with nut (25), hexagonal hole in the nut (25) bottom has been seted up.

2. The water turbine distributor according to claim 1, wherein the water turbine (1) is provided with limiting plates (29) at the left and right sides in the water inlet, the left and right sides of the top of the ring-shaped connecting seat (21) are respectively contacted with the bottoms of the two limiting plates (29), the ring-shaped connecting seat (21) is connected with the water turbine (1) through a plurality of bolts, and the peripheral side of the ring-shaped connecting seat (21) is contacted with the inner wall of the water inlet of the water turbine (1).

3. The water turbine distributor according to claim 1, wherein a sealing ring (28) is disposed at the top of the connecting plate (22), an annular sealing groove for fitting the sealing ring (28) is formed at the bottom of the annular connecting seat (21), and the sealing ring (28) is made of rubber.

4. The water turbine distributor according to claim 1, wherein the filter screen (23) is a cone, and the filter screen (23) is a cone with a high middle and a low periphery.