Self-cleaning type hydroelectric turbine device

Abstract

The utility model relates to the technical field of hydroelectric power generation water turbine equipment, in particular to a self-cleaning hydroelectric power generation water turbine device which comprises a water turbine shell, a first rotating frame and a second rotating frame are fixedly connected to the inner wall of the water turbine shell, and bearings are fixedly installed in the middle of the first rotating frame and the middle of the second rotating frame. And inner rings of the two bearings are fixedly connected with a rotating shaft, the middle of the peripheral wall of the rotating shaft is fixedly connected with an impeller set, and the inner side of the first rotating frame is fixedly connected with a self-cleaning assembly. Impurities in water flow can be intercepted by the aid of the transverse filter plates, influence on high-speed rotating operation of the water turbine due to the fact that the impurities are attached to the impeller group is avoided, the impurities intercepted on the transverse filter plates can be adsorbed and wound by the aid of the adsorption strips, and the impurities filtered by the water flow are concentrated. The self-cleaning function of the transverse filter plates is achieved, high-speed rotation of the water turbine is kept, and the power generation efficiency is guaranteed.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of hydroelectric generation water turbine equipment, specifically relates to a self-cleaning type hydroelectric generation water turbine device. BACKGROUND

[0002] Hydroelectric generation water turbine refers to the equipment that can convert water flow energy into rotary mechanical energy, in the high water flow of hydropower station relies on the kinetic energy impact water turbine's impeller, makes the impeller and runner rotate, in order to convert the energy of water flow into mechanical energy, the mechanical energy can be transmitted to the generator through the connected main shaft, makes the electromagnetic induction device inside the generator under the action of rotary mechanical energy converts it into electric energy, realizes the efficient conversion of water energy to electric energy, provides clean electric power energy for society.

[0003] The prior art still has the following problems when in use:

[0004] The hydroelectric generation water turbine in the hydropower station will be impacted by high-speed water flow during operation, and the water flow may contain a lot of impurities (such as plastic bags, etc.), which will hinder the rotation of the impeller in the water turbine when passing through the water turbine, affecting the high-speed rotation of the water turbine and the power generation efficiency. UTILITY MODEL CONTENTS

[0005] In view of the above shortcomings of the prior art, the utility model provides a self-cleaning type hydroelectric generation water turbine device, which can effectively solve the problem of affecting the high-speed rotation of the water turbine and the power generation efficiency due to the existence of impurities in the water flow in the prior art.

[0006] To achieve the above purpose, the utility model realizes the following technical scheme:

[0007] The utility model provides a self-cleaning type hydroelectric generation water turbine device, which comprises:

[0008] The water turbine shell body is fixedly connected with a rotating frame and a rotating frame in the inner wall, the rotating frame, the rotating frame middle part is fixedly installed with bearing, two bearing inner rings are fixedly connected with the rotating shaft, the rotating shaft outer wall middle part is fixedly connected with the impeller group, the rotating frame inner side is fixedly connected with the self-cleaning assembly;

[0009] The self-cleaning assembly comprises a plurality of transverse filter plates fixedly connected to the inner wall of the water turbine shell body, the rotating shaft outer wall is fixedly connected with the fixed sleeve ring seat, the fixed sleeve ring seat outer wall is rotatably connected with two limiting shaft bodies, the limiting shaft body outer wall is slidably connected with the limiting sleeve, the limiting sleeve outer wall is fixedly connected with a plurality of adsorption strips, and the limiting shaft body axial side wall is provided with a dismounting part.

[0010] Further, the water turbine shell inner wall is fixedly connected with an annular guide rail, and the impeller group outer side is in sliding fit with the annular guide rail inner side.

[0011] Further, the self-cleaning assembly further comprises a transmission gear fixedly connected to the limiting shaft body peripheral wall, the first rotating frame outer wall is fixedly connected with an annular toothed plate, and the transmission gear and the annular toothed plate are in meshing fit.

[0012] Further, the dismounting component comprises a threaded groove opened in the limiting shaft body axial side wall, and the threaded groove is threadedly connected with a dismounting bolt.

[0013] Further, the limiting shaft body peripheral wall is fixedly connected with a strip-shaped protrusion, the limiting sleeve inner side is provided with a strip-shaped groove, and the strip-shaped protrusion and the strip-shaped groove are in sliding fit.

[0014] Further, the adsorption strip is made of nitrile rubber, and the adsorption strip is in fit with the transverse filter plate.

[0015] Compared with the prior art, the technical scheme has the following beneficial effects:

[0016] In the utility model, the self-cleaning assembly is arranged, the impurities in the water flow are intercepted by the arranged transverse filter plates, the high-speed rotating operation of the water turbine is avoided due to the impurities adhering to the impeller group, the rotating shaft is driven to rotate when the water flow impacts the impeller group, the fixed sleeve ring seat and the limiting shaft body are synchronously rotated, the meshing transmission of the transmission gear and the annular toothed plate is utilized to drive the limiting shaft body to rotate, the impurities intercepted on the transverse filter plates are adsorbed and wound by the adsorption strips, the impurities filtered by the water flow are concentrated, the self-cleaning function of the transverse filter plates is realized, the flow and the flow rate of the water flow are avoided due to the reduced filtering space of the transverse filter plates, thereby the high-speed rotation of the water turbine can be effectively maintained, and the power generation efficiency is ensured, and the dismounting component is arranged, the locking and the unlocking of the limiting sleeve can be quickly completed by the access matching and the separation of the dismounting bolt and the threaded groove, and the impurities adsorbed and wound by the adsorption strips are cleaned. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to these drawings without creating labor.

[0018] Figure 1 It is a three-dimensional structure schematic view of the utility model;

[0019] Figure 2The internal structure of the utility model is shown in the sectional view;

[0020] Figure 3 The utility model discloses a Figure 2 The enlarged view of A of the utility model is shown in the figure;

[0021] Figure 4 The utility model discloses a

[0022] Reference signs: 1, water turbine shell, 2, No. 1 rotating frame, 3, No. 2 rotating frame, 4, rotating shaft, 5, impeller group, 6, transverse filter plate, 7, fixed collar seat, 8, limiting shaft body, 9, limiting sleeve, 10, adsorption strip, 11, annular guide rail, 12, transmission gear, 13, annular toothed plate, 14, threaded groove, 15, dismounting bolt, 16, strip-shaped protrusion, 17, strip-shaped groove. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be described clearly and completely in combination with the drawings in the embodiments of the utility model below. Obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0024] The utility model will be further described in combination with the embodiments below.

[0025] Embodiment: refer to Figures 1 to 4The utility model relates to a self-cleaning type hydroelectric power generation water turbine device, including: water turbine casing 1, water turbine casing 1 inner wall fixedly connected with a rotating frame 2 and second rotating frame 3, rotating frame 2, second rotating frame 3 middle part are fixedly installed with bearing, two bearing inner race fixedly connected with the shaft 4, the outer peripheral wall middle part of shaft 4 is fixedly connected with the impeller group 5, water turbine casing 1 inner wall fixedly connected with annular guide rail 11, and the outer side of impeller group 5 is slidably connected with the inner side of annular guide rail 11, and the inner side of rotating frame 2 is fixedly connected with self-cleaning subassembly, and self-cleaning subassembly includes the fixedly connected with the inner wall of water turbine casing 1 of a plurality of horizontal filter plate 6, and the outer peripheral wall of shaft 4 is fixedly connected with fixed sleeve ring seat 7, and the outer peripheral wall rotationally connected with two limit shaft bodies 8 of fixed sleeve ring seat 7, and the outer peripheral wall of two limit shaft bodies 8 is slidably connected with limit sleeve pipe 9, and the outer peripheral wall of limit shaft body 8 is fixedly connected with strip protruding 16, and the inner side of limit sleeve pipe 9 is provided with strip recess 17, and strip protruding 16 and strip recess 17 are slidably connected, and the outer peripheral wall of limit sleeve pipe 9 is fixedly connected with a plurality of adsorption strips 10, and adsorption strip 10 adopts nitrile rubber material, and adsorption strip 10 is attached with horizontal filter plate 6, and self-cleaning subassembly still includes the transmission gear 12 of fixedly connected with the outer peripheral wall of limit shaft body 8, and the outer wall of rotating frame 2 is fixedly connected with annular toothed plate 13, and transmission gear 12 and annular toothed plate 13 are mutually engaged,

[0026] By setting a plurality of horizontal filter plate 6 to intercept the impurity in water flow, avoid the influence of high-speed rotation operation of water turbine because of the impurity adhering on impeller group 5, when water flow impact impeller group 5, can drive the rotation of shaft 4, make fixed sleeve ring seat 7 and limit shaft body 8 can synchronous rotation, and utilize the meshing transmission of transmission gear 12 and annular toothed plate 13 to drive the rotation of limit shaft body 8 relative to fixed sleeve ring seat 7, make limit sleeve pipe 9 and a plurality of adsorption strips 10 can synchronous rotation and adsorb the impurity on a plurality of horizontal filter plate 6 and wind, to concentrate the impurity of water flow filtration, realize the self-cleaning function of a plurality of horizontal filter plate 6, avoid the influence of water flow flow and flow velocity because of the filtration space reduction of a plurality of horizontal filter plate 6, to effectively keep the high-speed rotation of water turbine, guarantee the power generation efficiency.

[0027] Refer to Figure 1 , Figure 2 And Figure 4 Limit shaft body 8 axial side wall is provided with dismounting part, and the dismounting part includes the threaded groove 14 in the axial side wall of limit shaft body 8, and the threaded groove 14 is threadedly connected with dismounting bolt 15.

[0028] The locking and unlocking of limit sleeve pipe 9 can be quickly completed by the access matching and separation of dismounting bolt 15 and threaded groove 14, so as to clean the impurities adsorbed and wound by a plurality of adsorption strips 10.

[0029] The working principle of the utility model is as follows:

[0030] 1. During use, several transverse filter plates 6 set on the first rotating frame 2 intercept impurities in the water flow, preventing impurities from adhering to the impeller assembly 5 and affecting the high-speed rotation of the turbine. When the water flow impacts the impeller assembly 5, it drives the rotating shaft 4 to rotate, so that the fixed collar seat 7 and the limiting shaft 8 can rotate synchronously. The meshing transmission of the transmission gear 12 and the annular toothed plate 13 drives the limiting shaft 8 to rotate relative to the fixed collar seat 7, so that the limiting sleeve 9 and several adsorption strips 10 can rotate synchronously and adsorb and wrap the impurities intercepted on the several transverse filter plates 6, so as to concentrate the impurities filtered by the water flow and realize the self-cleaning function of the several transverse filter plates 6. This avoids the reduction of the filtration space on the several transverse filter plates 6 from affecting the flow rate and velocity of the water flow, thereby effectively maintaining the high-speed rotation of the turbine and ensuring power generation efficiency.

[0031] 2. If it is necessary to clean the impurities adsorbed and rolled by several adsorption strips 10 in order to maintain the self-cleaning ability of several transverse filter plates 6, the locking and unlocking of the limiting sleeve 9 can be quickly completed by using the connection and separation of the disassembly bolt 15 and the threaded groove 14 on the axial side wall of the limiting shaft 8, so as to clean the impurities adsorbed and rolled by several adsorption strips 10.

[0032] The above embodiments are only used to illustrate the technical solutions of this utility model, and are not intended to limit it. Although this utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that modifications can still be made to the technical solutions described in the foregoing embodiments, or equivalent substitutions can be made to some of the technical features. Such modifications or substitutions will not cause the essence of the corresponding technical solutions to deviate from the protection scope of the technical solutions of the embodiments of this utility model.

Claims

1. A self-cleaning type hydroelectric power water turbine device, characterized by, Include: The water turbine shell (1), the inner wall of the water turbine shell (1) is fixedly connected with a rotating frame (2) and a second rotating frame (3), the rotating frame (2), the rotating frame (3) are fixedly installed with bearing in the middle, the inner ring of two bearings is fixedly connected with a rotating shaft (4), the outer peripheral wall of the rotating shaft (4) is fixedly connected with an impeller group (5), the inner side of the rotating frame (2) is fixedly connected with a self-cleaning assembly; The self-cleaning assembly includes a plurality of transverse filter plates (6) fixedly connected to the inner wall of the water turbine shell (1), the outer peripheral wall of the rotating shaft (4) is fixedly connected with a fixed sleeve ring seat (7), the outer peripheral wall of the fixed sleeve ring seat (7) is rotatably connected with two limiting shaft bodies (8), the outer peripheral wall of the two limiting shaft bodies (8) is slidably connected with a limiting sleeve (9), the outer peripheral wall of the limiting sleeve (9) is fixedly connected with a plurality of adsorption strips (10), the axial side wall of the limiting shaft body (8) is provided with a dismounting part.

2. A self-cleaning hydroelectric turbine device according to claim 1, wherein The inner wall of the water turbine shell (1) is fixedly connected with an annular guide rail (11), the outer side of the impeller group (5) is slidably connected with the inner side of the annular guide rail (11).

3. A self-cleaning hydroelectric turbine device according to claim 1, wherein The self-cleaning assembly further includes a transmission gear (12) fixedly connected to the outer peripheral wall of the limiting shaft body (8), the outer wall of the rotating frame (2) is fixedly connected with a ring-shaped toothed plate (13), the transmission gear (12) and the ring-shaped toothed plate (13) are engaged with each other.

4. A self-cleaning hydroelectric turbine device according to claim 1, wherein The dismounting part includes a threaded groove (14) formed in the axial side wall of the limiting shaft body (8), and a dismounting bolt (15) is threadedly connected in the threaded groove (14).

5. A self-cleaning hydroelectric turbine device according to claim 1, wherein The outer peripheral wall of the limiting shaft body (8) is fixedly connected with a strip-shaped protrusion (16), the inner side of the limiting sleeve (9) is provided with a strip-shaped groove (17), the strip-shaped protrusion (16) and the strip-shaped groove (17) are slidably connected.

6. A self-cleaning hydroelectric turbine device according to claim 1, wherein The adsorption strip (10) is made of nitrile rubber material, and the adsorption strip (10) is matched with the transverse filter plate (6).

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