CN218862776U

CN218862776U - Impeller for hydroelectric power generation

Info

Publication number: CN218862776U
Application number: CN202222801342.6U
Authority: CN
Inventors: 李成进; 李正才
Original assignee: Funing Fushui Hydropower Development Co ltd
Current assignee: Funing Fushui Hydropower Development Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2023-04-14
Anticipated expiration: 2032-10-24

Abstract

The utility model discloses an impeller for hydroelectric power generation relates to impeller technical field. This impeller for hydroelectric power generation, including the center pin, the left side outer wall of the right-hand member fixedly connected with disc of center pin, fixed mounting has the blade on the arc outer wall of disc, the inside of disc is provided with protecting against shock subassembly, the left side outer wall of disc is provided with supplementary clearance mechanism. This impeller for hydroelectric power generation, in order to avoid the solid impurity in the water to cause adverse effect to the normal work of impeller, through being provided with the protecting against shock subassembly, cooperation protection spring and transmission slide, so that can provide certain buffering protection effect for the impeller when receiving the solid foreign matter impact in the water, the cooperation right side is the contact cone that the inclined plane set up simultaneously, in order to guide the skew to rivers and solid impurity, thereby avoid water and solid impurity to cause direct impact to the impeller, improve the stability and the safety in utilization of impeller work.

Description

Impeller for hydroelectric power generation

Technical Field

The utility model relates to an impeller technical field specifically is an impeller for hydroelectric power generation.

Background

Along with the development of the hydropower industry, small movable hydroelectric generators are more and more, and the hydroelectric generation utilizes the flow of water to drive the impeller of the hydroelectric generator to rotate so as to drive the rotating shaft to generate mechanical energy, and further converts the mechanical energy into electric energy, so that the impeller is an important part in the working flow of the hydroelectric generator, and is more easily lost and damaged due to long-time exposure in the water, and therefore, the impeller for the hydroelectric generation is required to be used.

Compared with the impeller of the traditional large hydroelectric generator, the impeller used by the existing small hydroelectric generator is smaller and more exquisite, so that the impeller is more easily impacted by solid impurities or other objects in a water body, and the impeller is damaged, so that the hydroelectric generator cannot effectively output electric power; in view of this, we have designed an impeller for hydroelectric power generation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides an impeller for hydroelectric power has solved the problem that above-mentioned background art mentioned.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the utility model provides an impeller for hydroelectric power generation, includes the center pin, the left side outer wall of the right-hand member fixedly connected with disc of center pin, fixed mounting has the blade on the arc outer wall of disc, the inside of disc is provided with the protecting against shock subassembly, the protecting against shock subassembly includes:

the left end of the telescopic rod is fixedly connected to the inner wall of the left side of the disc, and the right end of the telescopic rod is fixedly connected with the outer wall of the left side of the transmission sliding plate;

the outer wall of the left side of the disc is fixedly connected with the left end of the protection spring, and the right end of the protection spring is fixedly connected to the outer wall of the left side of the transmission sliding plate;

the right side outer wall of transmission slide fixedly connected with the left end of transfer line, the right-hand member fixed mounting of transfer line has the contact awl.

Preferably, the number of the blades is provided with a plurality of groups, and the plurality of groups of blades are distributed on the arc-shaped outer wall of the disc in a circumferential array by taking the center of the disc as a circle center.

Preferably, the outer wall of the right side of the disc is provided with a circular through hole with the diameter identical to the outer diameter of the transmission rod, and the transmission rod penetrates through the circular through hole and is in sliding connection with the inner wall of the disc.

Preferably, the outer wall and the inner wall of the right side of the disc are both provided with a sealing ring.

Preferably, the left side outer wall of disc is provided with supplementary clearance mechanism, supplementary clearance mechanism is including the fluted disc, the fluted disc rotates to be installed on the left side outer wall of disc, the center pin runs through there is the driving gear, the inner wall of fluted disc rotates installs driven gear, fixed mounting has the rubber pole on the arc outer wall of fluted disc, the right-hand member fixed mounting of rubber pole has the rubber ball.

Preferably, the arc-shaped inner wall of the fluted disc is provided with a tooth pattern which can be meshed with the driven gear and realize transmission.

(III) advantageous effects

The utility model provides an impeller for hydroelectric power generation. The method has the following beneficial effects:

(1) This impeller for hydroelectric power generation is when using, in order to avoid the solid impurity in the water to cause adverse effect to the normal work of impeller, through being provided with the protecting against shock subassembly, cooperation protection spring and transmission slide, so that can provide certain buffering protection effect for the impeller when receiving the solid foreign matter impact in the water, the cooperation right side is the contact cone that the inclined plane set up simultaneously, in order to guide the skew to rivers and solid impurity, thereby avoid water and solid impurity to cause direct impact to the impeller, improve the stability and the safety in utilization of impeller work.

(2) This impeller for hydroelectric power generation is when using, for debris such as some pasture and water of surface attachment of blade, influence the normal operating of blade, through being provided with supplementary clearance mechanism, cooperation driving gear and driven gear, so that the fluted disc drives the rubber pole and rotates with the lower rotational speed of relative disc rotational speed, thereby it is poor to make to keep the translation rate between rubber ball and the blade, and then make the rubber ball can be continuous strike the blade, so that it produces the vibrations of less range, make the pasture and water ability debris of its possible adhesion in surface can be in the same direction as rivers break away from the contact, avoid its normal operating that influences the impeller.

Drawings

FIG. 1 is a schematic view of the overall structure of the device of the present invention;

FIG. 2 is a schematic sectional view of the present invention;

fig. 3 is a partially enlarged schematic structural view of the area a in fig. 2 according to the present invention.

In the figure: 1. a central shaft; 2. a disc; 3. a blade; 4. an impact-resistant component; 41. a telescopic rod; 42. a transmission slide plate; 43. a protection spring; 44. a transmission rod; 45. a contact cone; 5. an auxiliary cleaning mechanism; 51. a fluted disc; 52. a driving gear; 53. a driven gear; 54. a rubber rod; 55. a rubber ball.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Please refer to fig. 1-fig. 3, the utility model provides an impeller for hydroelectric power generation, including center pin 1, the left side outer wall of the right-hand member fixedly connected with disc 2 of center pin 1, fixed mounting has blade 3 on the arc outer wall of disc 2, the inside of disc 2 is provided with protecting against shock subassembly 4, protecting against shock subassembly 4 is including telescopic link 41, the left end fixed connection of telescopic link 41 is on the left side inner wall of disc 2, the left side outer wall of the right-hand member fixedly connected with transmission slide 42 of telescopic link 41, the left end of the left side outer wall fixedly connected with protection spring 43 of disc 2, the right-hand member fixed connection of protection spring 43 is on transmission slide 42's left side outer wall, transmission slide 42's right side outer wall fixedly connected with transfer line 44's left end, the right-hand member fixed mounting of transfer line 44 has contact cone 45.

In an embodiment of the present invention, the left end of the central shaft 1 is connected to the input end of the hydraulic generator, so as to convert the mechanical energy generated by the rotation of the disc 2 driven by the blades 3 into electric energy, and further complete the hydraulic power generation, further, the number of the blades 3 is provided with a plurality of groups, and the plurality of groups of blades 3 are distributed on the arc-shaped outer wall of the disc 2 in a circumferential array with the center of the disc 2 as the center of circle, so that the disc 2 can always obtain the continuous transmission effect of the blades 3, and further the rotation efficiency of the disc 2 driven by the water flow of the blades 3 is improved, in addition, the outer wall of the transmission slide plate 42 is slidably connected with the inner wall of the disc 2, so that the transmission slide plate 42 can only move in the horizontal direction along the inner wall of the disc 2, meanwhile, the protection spring 43 is sleeved outside the telescopic rod 41, and the deformation direction of the protection spring 43 is limited by the telescopic rod 41, so that the protection spring 43 always keeps the deformation direction in the horizontal direction when being extruded or stretched, and the deflection phenomenon in the vertical direction when being extruded or being extruded is avoided, and further the protection spring 43 can always provide a stable transmission effect for the transmission slide plate 42, further, the outer wall of the right side of the disc 2 is provided with a circular through hole with the same diameter as the outer diameter of the transmission rod 44, and the transmission rod 44 penetrates through the circular through hole to be slidably connected with the inner wall of the disc 2, specifically, the circular through hole is provided with sealing rings on the inner surface and the outer surface of the disc 2, so as to prevent water in an external water body from entering the disc 2 along the transmission rod 44, thereby causing adverse effect on the normal work of the impact prevention component 4, meanwhile, the right end of the contact cone 45 is provided with a cambered surface, so as to reduce the impact force caused by the direct impact of solid foreign matters in the water flow, thereby avoiding excessive impact force on the impeller.

In addition, in order to attach some sundries such as aquatic weeds to the surface of the blade 3 and influence the normal operation of the blade 3, the auxiliary cleaning mechanism 5 is arranged on the outer wall of the left side of the disc 2, the auxiliary cleaning mechanism 5 comprises a toothed disc 51, the toothed disc 51 is rotatably installed on the outer wall of the left side of the disc 2, the driving gear 52 penetrates through the central shaft 1, the driving gear 52 is fixedly connected with the central shaft 1, the driven gear 53 is rotatably installed on the inner wall of the toothed disc 51, a rubber rod 54 is fixedly installed on the arc-shaped outer wall of the toothed disc 51, and a rubber ball 55 is fixedly installed at the right end of the rubber rod 54.

In the embodiment of the utility model, center pin 1 runs through fluted disc 51, and fluted disc 51 rotates with center pin 1 to be connected, and simultaneously, driven gear 53 meshes with driving gear 52 mutually and realizes the transmission, in addition, be provided with on fluted disc 51's the arc inner wall and can mesh with driven gear 53 and realize driven insection, so that when center pin 1 rotates, cooperation driving gear 52 and driven gear 53, so that fluted disc 51 rotates with the lower rotational speed of relative center pin 1 slew velocity, it is concrete, keep certain rotational speed difference between fluted disc 51 and the center pin 1, further, the quantity of rubber pole 54 is provided with two sets ofly, and two sets of rubber pole 54 use the axis of fluted disc 51 to set up the upper and lower both sides at fluted disc 51 as symmetry axis, and simultaneously, rubber pole 54 right-hand member fixed mounting's rubber ball 55 rotates to contact with rubber ball 55 when reaching with rubber pole 54 parallel and level just, so that when disc 2 rotates fast, rubber pole 54 drives rubber ball 55 and can produce certain striking effect to blade 3.

The utility model discloses in, during the use, input fixed connection through with center pin 1 and hydraulic generator, later put into the water with the device, flow through the water, cooperation blade 3 and disc 2 and center pin 1, so that hydraulic generator can rotate the impeller and the mechanical energy that produces converts the electric energy into, it is further, in order to avoid the solid impurity in the water to cause adverse effect to the normal work of impeller, through being provided with protecting against shock subassembly 4, cooperation protection spring 43 and transmission slide 42, so that can provide certain buffering protection effect for the impeller when receiving the solid foreign matter impact in the water, cooperation right side is the contact cone 45 of inclined plane setting simultaneously, in order to guide the skew to rivers and solid impurity, thereby avoid water and solid impurity to cause direct impact to the impeller, improve the stability and the safety in utilization of impeller work, in addition, for some debris such as pasture and water of surface adhesion of blade 3, influence the normal operation of blade 3, through being provided with supplementary cleaning mechanism 5, cooperation driving gear 52 and driven gear 53, so that fluted disc 51 drives disc 54 and rotates with relative 2 rotational speed lower rotational speed, thereby make the adhesion ball 55 that the adhesion between the surface of blade can keep its less and the impact of rubber ball and the continuous impact of its adhesion and the rubber and can be kept the running of water, make it, it produce the impact of the normal running of the adhesion.

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

Claims

1. The utility model provides an impeller for hydroelectric power generation, includes center pin (1), the left side outer wall of the right-hand member fixedly connected with disc (2) of center pin (1), fixed mounting has blade (3), its characterized in that on the arc outer wall of disc (2): the inside of disc (2) is provided with protecting against shock subassembly (4), protecting against shock subassembly (4) include:

the left end of the telescopic rod (41) is fixedly connected to the inner wall of the left side of the disc (2), and the right end of the telescopic rod (41) is fixedly connected with the outer wall of the left side of the transmission sliding plate (42);

the outer wall of the left side of the disc (2) is fixedly connected with the left end of the protection spring (43), and the right end of the protection spring (43) is fixedly connected to the outer wall of the left side of the transmission sliding plate (42);

the right side outer wall of the transmission sliding plate (42) is fixedly connected with the left end of the transmission rod (44), and the right end of the transmission rod (44) is fixedly provided with a contact cone (45).

2. An impeller for hydropower generation according to claim 1, characterized in that: the number of the blades (3) is provided with a plurality of groups, and the blades (3) of the groups are distributed on the arc-shaped outer wall of the disc (2) in a circumferential array by taking the center of the disc (2) as the circle center.

3. An impeller for hydroelectric power generation as claimed in claim 1, wherein: the outer wall of the right side of the disc (2) is provided with a circular through hole with the diameter identical to the outer diameter of the transmission rod (44), and the transmission rod (44) penetrates through the circular through hole and is in sliding connection with the inner wall of the disc (2).

4. An impeller for hydroelectric power generation as claimed in claim 1, wherein: and the outer wall and the inner wall of the right side of the disc (2) are both provided with sealing rings.

5. An impeller for hydroelectric power generation as claimed in claim 1, wherein: the left side outer wall of disc (2) is provided with supplementary clearance mechanism (5), supplementary clearance mechanism (5) are including fluted disc (51), fluted disc (51) rotate and install on the left side outer wall of disc (2), center pin (1) runs through there is driving gear (52), driven gear (53) are installed in the inner wall rotation of fluted disc (51), fixed mounting has rubber pole (54) on the arc outer wall of fluted disc (51), the right-hand member fixed mounting of rubber pole (54) has rubber ball (55).

6. An impeller for hydroelectric power generation as claimed in claim 5, wherein: the arc-shaped inner wall of the fluted disc (51) is provided with a tooth pattern which can be meshed with the driven gear (53) and realize transmission.