CN220227064U

CN220227064U - Water turbine

Info

Publication number: CN220227064U
Application number: CN202320722528.4U
Authority: CN
Inventors: 周岳图; 李华杰; 卢腾龙; 王亚欢
Original assignee: Guangdong Xinhuayue Huade Technology Co Ltd
Current assignee: Guangdong Xinhuayue Huade Technology Co Ltd
Priority date: 2023-04-04
Filing date: 2023-04-04
Publication date: 2023-12-22
Anticipated expiration: 2033-04-04

Abstract

The utility model belongs to the technical field of water turbines, and particularly discloses a water turbine, wherein a water inlet pipe is arranged on one side of a water turbine body, one end of the water inlet pipe is provided with a water inlet end pipe, a plurality of auxiliary water inlets are formed in the outer side of the water inlet end pipe, and auxiliary filter screens are arranged on the auxiliary water inlets; a main water inlet is formed in one end of the water inlet end pipe, a main filter screen is fixedly arranged on the frame, a main axial flow rotating wheel and a secondary axial flow rotating wheel are arranged on the driving shaft, a connecting shaft is arranged at one end of the driving shaft, and a scraping strip is arranged at one end of the connecting shaft; when the water inlet end pipe is used for water inlet through the auxiliary water inlet and the main water inlet, the auxiliary filter screen and the main filter screen are used for filtering water flow, impurities are prevented from entering the water inlet end pipe, impurity winding blades are effectively avoided, equipment maintenance is simpler, the connecting shaft is driven to synchronously rotate when the driving shaft rotates, the connecting shaft is driven to synchronously rotate, the scraping strip can scrape impurities adsorbed on the main filter screen, and the main water inlet is prevented from being blocked by the impurities.

Description

Water turbine

Technical Field

The utility model relates to the technical field of water turbines, in particular to a water turbine.

Background

The water turbine is a power machine which converts the energy of water flow into rotary mechanical energy, and belongs to turbine machinery in fluid machinery; the embryonic form of the water turbine, namely the water wheel, appears in China as early as 100 years before the male element and is used for lifting and driving grain processing equipment; most modern water turbines are installed in hydropower stations and used for driving generators 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 after doing work is discharged to the downstream through a tail water pipeline; the higher the water head is, the larger the flow is, and the larger the output power of the water turbine is;

the water turbine is driven by water flow to enable the impeller to rotate to obtain mechanical kinetic energy, the water inlet pipes of the water turbine in the reservoir are communicated with the reservoir, garbage such as weeds and the like is arranged in the reservoir, and the garbage enters the water turbine and winds on the blades to cause kinetic energy loss, so that workers need to maintain the water turbine frequently.

Disclosure of Invention

The object of the present utility model is to provide a hydraulic turbine which solves the above problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a water turbine, characterized in that: comprises the following steps of;

the water turbine comprises a water turbine body, wherein a water inlet structure is arranged on the side surface of the water turbine body, and comprises a water inlet pipe, a driving shaft and a frame;

the water inlet pipe is positioned at one side of the water turbine body, one end of the water inlet pipe is provided with a water inlet end pipe, the water inlet end pipe is in a horn shape, the water inlet end pipe is welded and fixed with the water inlet pipe, the outer side of the water inlet end pipe is provided with a plurality of auxiliary water inlets, and the auxiliary water inlets are provided with auxiliary filter screens;

a main water inlet is formed in one end of the water inlet end pipe, a frame is buckled at the end part of the water inlet end pipe, and a main filter screen is fixedly arranged on the frame;

one end of the driving shaft is embedded into the water inlet pipe, the driving shaft is provided with a main axial flow rotating wheel and a secondary shaft circulating wheel, one end of the driving shaft is provided with a connecting shaft, one end of the connecting shaft penetrates through the main filter screen to extend to the outer side of the main filter screen, one end of the connecting shaft is provided with a scraping strip, and the side face of the scraping strip is attached to the main filter screen.

Preferably, the outer side of the main axial flow rotating wheel is attached to the inner wall of the water inlet end pipe, the water inlet pipe is an S-shaped bent pipe, and the outer side of the auxiliary axial flow rotating wheel is attached to the inner wall of the water inlet pipe.

Preferably, the outside of the water inlet end pipe is fixedly provided with a plurality of connecting blocks A, the outside of the frame is fixedly provided with a plurality of connecting blocks B, the connecting blocks B on the frame are attached to the connecting blocks A on the water inlet end pipe, the side surfaces of the connecting blocks B are provided with bolts, the end parts of the bolts penetrate through the connecting blocks B and the connecting blocks A to extend to the side surfaces of the connecting blocks A, and one ends of the bolts are provided with nuts.

Preferably, the outside of inlet tube is provided with the mounting bracket, and the bottom of mounting bracket is provided with a plurality of deep floor, and deep floor's both ends respectively with inlet tube and mounting bracket welded fastening.

Preferably, a gear box and a driving motor are arranged at the top of the water inlet pipe, and one end of the driving shaft penetrates through the gear box and is connected to the driving motor.

Preferably, an impeller frame is arranged in the water turbine body, the impeller frame is rotationally connected with the water turbine body, a plurality of blades are fixedly arranged on the impeller frame, a water outlet is formed in one side of the impeller frame, and an output shaft is arranged on the other side of the impeller frame.

Compared with the prior art, the utility model has the beneficial effects that:

when the water inlet end pipe is used for water inlet through the auxiliary water inlet and the main water inlet, the auxiliary filter screen and the main filter screen are used for filtering water flow, impurities are prevented from entering the water inlet end pipe, impurity winding blades are effectively prevented, equipment maintenance is simpler, the connecting shaft is driven to synchronously rotate when the driving shaft rotates, the connecting shaft is driven to synchronously rotate, the scraping strip is driven to scrape impurities adsorbed on the main filter screen, the main water inlet is prevented from being blocked by the impurities, and accordingly water inlet speed is kept.

Drawings

FIG. 1 is a schematic perspective view of the present utility model;

FIG. 2 is a schematic cross-sectional view of the present utility model;

FIG. 3 is a schematic diagram of an explosive structure according to the present utility model;

in the figure: 100. a water turbine body; 101. an impeller frame; 102. a blade; 103. a water outlet; 104. an output shaft; 200. a water inlet pipe; 201. a water end pipe; 202. an auxiliary water inlet; 203. a secondary filter screen; 204. a main water inlet; 205. a connecting block A; 300. a drive shaft; 301. an auxiliary axial flow rotating wheel; 302. a main axial flow runner; 303. a connecting shaft; 304. scraping the strip; 400. a frame; 401. a connecting block B; 402. a bolt; 403. a main filter screen; 500. a gear box; 600. a driving motor; 700. a mounting frame; 701. reinforcing rib plates.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be noted that the azimuth or positional relationship indicated by the terms "vertical", "upper", "lower", "horizontal", etc. are based on the azimuth or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element referred to must have a specific azimuth, be constructed and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Referring to fig. 1-3, the present utility model provides a technical solution: a water turbine comprising;

the water turbine comprises a water turbine body 100, wherein a water inlet structure is arranged on the side surface of the water turbine body 100, and comprises a 200 water inlet pipe, a driving shaft 300 and a frame 400;

the water inlet pipe 200 is positioned at one side of the water turbine body 100, a water inlet end pipe 201 is arranged at one end of the water inlet pipe 200, the water inlet end pipe 201 is in a horn shape, the water inlet end pipe 201 is welded and fixed with the water inlet pipe 200, a plurality of auxiliary water inlets 202 are formed in the outer side of the water inlet end pipe 201, and auxiliary filter screens 203 are arranged on the auxiliary water inlets 202;

a main water inlet 204 is formed in one end of the water inlet end pipe 201, a frame 400 is buckled at the end of the water inlet end pipe 201, and a main filter screen 403 is fixedly arranged on the frame 400;

one end of the driving shaft 300 is embedded into the water inlet pipe, 200, a main axial flow rotating wheel 302 and a secondary axial flow rotating wheel 301 are arranged on the driving shaft 300, a connecting shaft 303 is arranged at one end of the driving shaft 300, one end of the connecting shaft 303 penetrates through the main filter screen 403 to extend to the outer side of the main filter screen 403, a scraping strip 304 is arranged at one end of the connecting shaft 303, and the side face of the scraping strip 304 is attached to the main filter screen 403.

Further, the outer side of the main shaft circulation wheel 302 is attached to the inner wall of the water inlet end pipe 201, the water inlet pipe 200 is an S-shaped bent pipe, and the outer side of the auxiliary shaft circulation wheel 301 is attached to the inner wall of the water inlet pipe 200.

Further, a plurality of connection blocks a205 are fixedly arranged on the outer side of the water inlet end pipe 201, a plurality of connection blocks B401 are fixedly arranged on the outer side of the frame 400, the connection blocks B401 on the frame 400 are attached to the connection blocks a205 on the water inlet end pipe 201, bolts 402 are arranged on the side faces of the connection blocks B401, the end portions of the bolts 402 penetrate through the connection blocks B401 and the connection blocks a205 to extend to the side faces of the connection blocks a205, and nuts are arranged at one ends of the bolts 402.

Further, an installation frame 700 is arranged on the outer side of the water inlet pipe 200, a plurality of reinforcing rib plates 701 are arranged at the bottom of the installation frame 700, and two ends of each reinforcing rib plate 701 are welded and fixed with the water inlet pipe 200 and the installation frame 700 respectively.

Further, the top of the water inlet pipe 200 is provided with a gear box 500 and a driving motor 600, and one end of the driving shaft 300 is connected to the driving motor 600 through the gear box 500.

Further, an impeller frame 101 is disposed in the water turbine body 100, the impeller frame 101 is rotatably connected with the water turbine body 100, a plurality of blades 102 are fixedly disposed on the impeller frame 101, a water outlet 103 is disposed on one side of the impeller frame 101, and an output shaft 104 is disposed on the other side of the impeller frame 101.

Working principle: when the auxiliary water inlet device is used, the driving motor 600 is started to drive the driving shaft 300 to rotate, the rotation speed of the driving shaft 300 can be adjusted through the gear box 500, so that the auxiliary water inlet wheel 301 and the main water inlet wheel 302 rotate synchronously, water in a water tank or a reservoir enters the inside of the water inlet end pipe 201 from the auxiliary water inlet 202 and the main water inlet 204, the water entering the water inlet end pipe 201 is pushed to the inside of the water inlet pipe 200 by the auxiliary water inlet wheel 301 rotating at high speed, the water is secondarily assisted by the auxiliary water inlet wheel 301 rotating at high speed, the water speed is faster, the impeller frame 101 is pushed to rotate by the water impinging on the blades 102, and the output shaft 104 rotates synchronously;

further, when the water inlet end pipe 201 is used for water inlet through the auxiliary water inlet 202 and the main water inlet 204, the auxiliary filter screen 203 and the main filter screen 403 filter water flow, impurities are prevented from entering the water inlet end pipe 201, the impurity winding blades 102 are effectively prevented, equipment maintenance is simpler, the connecting shaft 303 is driven to synchronously rotate when the driving shaft 300 rotates, the scraping strip 304 is driven to synchronously rotate, the scraping strip 304 can scrape the impurities adsorbed on the main filter screen 403, the impurities are prevented from blocking the main water inlet 204, and accordingly the water inlet speed is kept.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A water turbine, characterized in that: comprises the following steps of;

the water turbine comprises a water turbine body (100), wherein a water inlet structure is arranged on the side surface of the water turbine body (100), and comprises a water inlet pipe (200), a driving shaft (300) and a frame (400);

the water inlet pipe (200) is positioned at one side of the water turbine body (100), a water inlet end pipe (201) is arranged at one end of the water inlet pipe (200), the water inlet end pipe (201) is in a horn shape, the water inlet end pipe (201) is welded and fixed with the water inlet pipe (200), a plurality of auxiliary water inlets (202) are formed in the outer side of the water inlet end pipe (201), and auxiliary filter screens (203) are arranged on the auxiliary water inlets (202);

a main water inlet (204) is formed in one end of the water inlet end pipe (201), a frame (400) is buckled at the end part of the water inlet end pipe (201), and a main filter screen (403) is fixedly arranged on the frame (400);

one end of the driving shaft (300) is embedded into the water inlet pipe, (200), a main axial flow rotating wheel (302) and a secondary axial flow rotating wheel (301) are arranged on the driving shaft (300), a connecting shaft (303) is arranged at one end of the driving shaft (300), one end of the connecting shaft (303) penetrates through the main filter screen (403) to extend to the outer side of the main filter screen (403), a scraping strip (304) is arranged at one end of the connecting shaft (303), and the side face of the scraping strip (304) is attached to the main filter screen (403).

2. A hydraulic turbine according to claim 1, wherein: the outer side of the main shaft circulation wheel (302) is attached to the inner wall of the water inlet end pipe (201), the water inlet pipe (200) is an S-shaped bent pipe, and the outer side of the auxiliary shaft circulation wheel (301) is attached to the inner wall of the water inlet pipe (200).

3. A hydraulic turbine according to claim 1, wherein: the utility model discloses a water inlet end pipe, including connecting block A (205), connecting block B (401), connecting block A (205) laminating on connecting block B (401) and the water inlet end pipe (201), connecting block B (401) and connecting block A (205) laminating on the connecting block B (401), and the side of connecting block B (401) all is provided with bolt (402), and connecting block B (401) and connecting block A (205) are passed to the tip of bolt (402) extend to connecting block A (205) side, and the one end of bolt (402) is provided with the nut.

4. A hydraulic turbine according to claim 1, wherein: the water inlet pipe (200) is provided with an installation frame (700) in the outer side, a plurality of reinforcing rib plates (701) are arranged at the bottom of the installation frame (700), and two ends of each reinforcing rib plate (701) are welded and fixed with the water inlet pipe (200) and the installation frame (700) respectively.

5. A hydraulic turbine according to claim 1, wherein: the top of the water inlet pipe (200) is provided with a gear box (500) and a driving motor (600), and one end of the driving shaft (300) penetrates through the gear box (500) and is connected to the driving motor (600).

6. A hydraulic turbine according to claim 1, wherein: the inside of hydraulic turbine body (100) is provided with impeller frame (101), and impeller frame (101) are connected with hydraulic turbine body (100) rotation, fixedly on impeller frame (101) be provided with a plurality of blades (102), and delivery port (103) have been seted up to one side of impeller frame (101), and the opposite side of impeller frame (101) is provided with output shaft (104).