阅读说明：本技术 一种水电站用便于维修的水轮机 (Hydraulic turbine convenient to maintain for hydropower station ) 是由 徐祝山 徐鹏程 于 2018-08-31 设计创作，主要内容包括：本发明公开了水轮机技术领域的一种水电站用便于维修的水轮机,壳体左右端安装有导叶,壳体左右两侧顶部设置有与导叶相匹配的导叶连杆,电机底部输出端通过联轴器安装有转杆,壳体底部外壁通过固定螺栓与排水管连接,转杆底部贯穿过横杆并延伸至排水管内腔,横杆与转杆连接处设置有转珠,轴流式转轮外壁均匀安装有导水叶片,本发明结构简单,操作方便,排水管通过固定螺栓安装在壳体底部,方便工作人员拆卸维修该水轮机,导水叶片与轴流式转轮通过卡块卡槽连接,不仅提高了维修人员更换受损导水叶片的效率,同时还提高了水轮机的工作效率,降低使用成本。(The invention discloses a hydraulic turbine convenient to maintain for a hydropower station in the technical field of hydraulic turbines, wherein guide vanes are arranged at the left end and the right end of a shell, guide vane connecting rods matched with the guide vanes are arranged at the tops of the left side and the right side of the shell, a rotating rod is arranged at the output end of the bottom of a motor through a coupler, the outer wall of the bottom of the shell is connected with a drain pipe through a fixing bolt, the bottom of the rotating rod penetrates through a cross rod and extends to the inner cavity of the drain pipe, rotating beads are arranged at the joint of the cross rod and the rotating rod, and water guide blades are uniformly arranged on the outer wall of an axial flow type rotating wheel.)

1. The utility model provides a power station is with hydraulic turbine convenient to maintenance, includes casing (1), its characterized in that: guide vane (2) are installed to the end about casing (1), casing (1) left and right sides top is provided with and leads (2) assorted stator connecting rod (3), casing (1) top central authorities install motor (4), bull stick (5) are installed through the shaft coupling to motor (4) bottom output, casing (1) bottom outer wall passes through fixing bolt (6) and is connected with drain pipe (7), the through-hole has been seted up to casing (1) inner chamber bottom, horizontal pole (8) are installed to the through-hole inner wall, bull stick (5) bottom is run through horizontal pole (8) and is extended to drain pipe (7) inner chamber, horizontal pole (8) are provided with the commentaries on classics pearl with bull stick (5) junction, bull stick (5) bottom is connected with axial-flow runner (9), water guide blade (10) are evenly installed to axial-flow runner (9).

2. A hydraulic turbine for a hydroelectric power plant for facilitating maintenance according to claim 1, wherein: one end of the water guide blade (10) close to the axial flow runner (9) is provided with a clamping block (11), the axial flow runner (9) is cylindrical, and the outer wall of the axial flow runner (9) is provided with a clamping groove matched with the clamping block (11).

3. A hydraulic turbine for a hydroelectric power plant for facilitating maintenance according to claim 1, wherein: the outer wall of the motor (4) is bonded with a sound attenuation film, and the outer wall of one side of the sound attenuation film, which is close to the motor (4), is provided with hemispherical convex particles.

4. A hydraulic turbine for a hydroelectric power plant for facilitating maintenance according to claim 1, wherein: the water guide blade (10) is an arc-shaped stainless steel water guide blade.

5. A hydraulic turbine for a hydroelectric power plant for facilitating maintenance according to claim 1, wherein: the guide vanes (2) are obliquely arranged at two ends of the shell (1), and the inclination angle of the guide vanes (2) is 45 degrees with the longitudinal section.

Technical Field

The invention relates to the technical field of water turbines, in particular to a water turbine convenient to maintain for a hydropower station.

Background

The hydraulic turbine is a power machine for converting the energy of water flow into rotary mechanical energy, and belongs to the turbine machinery in fluid machinery. As early as 100 years before the Yuan, the prototype of the water turbine, namely the water wheel, appears in China and is used for pumping irrigation and driving grain processing equipment, and most of modern water turbines are installed in hydropower stations and are used for driving generators to generate electricity.

When the existing water turbine is used, due to the fact that water flow contains certain impurities such as silt, abrasion of water guide blades in an inner cavity of the water turbine is easily caused, working efficiency of the water turbine is delayed if workers do not maintain the water turbine in time, and using cost is increased.

Disclosure of Invention

The invention aims to provide a water turbine for a hydropower station, which is convenient to maintain, so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a power station is with hydraulic turbine of being convenient for maintenance, which comprises a housin, the stator is installed to the left and right ends of casing, casing left and right sides top be provided with stator assorted stator connecting rod, casing top central authorities install the motor, the bull stick is installed through the shaft coupling to motor bottom output, casing bottom outer wall passes through fixing bolt and drain pipe connection, the through-hole has been seted up to casing inner chamber bottom, the horizontal pole is installed to the through-hole inner wall, the bull stick bottom runs through the horizontal pole and extends to the drain pipe inner chamber, the horizontal pole is provided with the commentaries on classics pearl with the bull stick junction, the bull stick bottom is connected with.

Preferably, one end of the water guide blade close to the axial-flow type rotating wheel is provided with a clamping block, the axial-flow type rotating wheel is cylindrical, and the outer wall of the axial-flow type rotating wheel is provided with a clamping groove matched with the clamping block.

Preferably, the outer wall of the motor is bonded with a sound attenuation film, and the outer wall of one side, close to the motor, of the sound attenuation film is provided with hemispherical convex particles.

Preferably, the water guide blades are arc-shaped stainless steel water guide blades.

Preferably, the guide vanes are obliquely arranged at two ends of the shell, and the inclination angles of the guide vanes and the longitudinal section are 45 degrees.

Compared with the prior art, the invention has the beneficial effects that: the water turbine water guide blade is simple in structure and convenient to operate, the water discharge pipe is mounted at the bottom of the shell through the fixing bolt, workers can conveniently detach and maintain the water turbine, the water guide blades are connected with the axial-flow type rotating wheel through the clamping block clamping grooves, the efficiency of replacing the damaged water guide blades by the workers is improved, meanwhile, the working efficiency of the water turbine is improved, and the use cost is reduced.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of the axial flow rotor of the present invention.

In the figure: the device comprises a shell 1, guide vanes 2, a guide vane connecting rod 3, a motor 4, a rotating rod 5, a fixing bolt 6, a drain pipe 7, a cross rod 8, an axial-flow type runner 9, water guide vanes 10 and a clamping block 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides a power station is with hydraulic turbine of being convenient for maintenance, including casing 1, stator 2 is installed to the end about casing 1, 1 left and right sides top of casing is provided with stator 2 assorted stator connecting rod 3, 1 top central authorities of casing install motor 4, bull stick 5 is installed through the shaft coupling to 4 bottom outputs of motor, 1 bottom outer wall of casing passes through fixing bolt 6 and is connected with drain pipe 7, the through-hole has been seted up to 1 inner chamber bottom of casing, horizontal pole 8 is installed to the through-hole inner wall, 5 bottoms of bull stick run through horizontal pole 8 and extend to drain pipe 7 inner chamber, horizontal pole 8 is provided with the commentaries on classics pearl with 5 junctions of bull stick, 5 bottoms of bull stick are connected with axial-flow runner 9, water guide.

The fixture block 11 is arranged at one end, close to the axial-flow runner 9, of the water guide blade 10, the axial-flow runner 9 is cylindrical, and a clamping groove matched with the fixture block 11 is formed in the outer wall of the axial-flow runner 9, so that the water guide blade 10 which is seriously damaged is convenient to install and replace, and the working efficiency is further improved;

the outer wall of the motor 4 is bonded with a silencing film, and the outer wall of one side of the silencing film, which is close to the motor 4, is provided with hemispherical convex particles, so that the noise generated when the device works is effectively reduced;

the water guide blades 10 are arc-shaped stainless steel water guide blades, so that the direction of water flow can be conveniently changed, and the water flow impacts to drive the water guide blades 10 to rotate;

the guide vanes 2 are obliquely arranged at two ends of the shell 1, and the inclination angles of the guide vanes 2 and the longitudinal section are 45 degrees, so that the water flow direction of the inner cavity of the water inlet shell 1 can be conveniently changed in advance.

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.