阅读说明：本技术 一种增设过滤部件的卧式水轮机组 (Horizontal hydraulic turbine set with additional filter component ) 是由 祁峰 钟建雄 严平文 于 2020-07-15 设计创作，主要内容包括：本发明公开了一种增设过滤部件的卧式水轮机组,属于水利机械技术领域,包括卧式机壳、主轴、转轮、过滤壳体和过滤水轮,所述卧式机壳中部安装有主轴,卧式机壳内部的主轴上安装有转轮,转轮设置在蜗壳,蜗壳前端中部设有进水口；通过在卧式机壳的进水口连接过滤壳体,并利用水轮机组的主轴驱动过滤壳体内过滤水轮旋转,利用过滤叶片上的过滤孔对含有杂质的污水过滤,水流进入卧式机壳并从出水口排出,杂质由滤水轮离心旋转甩入到下方的排污管内,进入将杂质过滤并排出,操作方便快捷,避免了水轮机组的堵塞。(The invention discloses a horizontal water turbine set additionally provided with a filter part, which belongs to the technical field of hydraulic machinery and comprises a horizontal casing, a main shaft, a rotating wheel, a filter casing and a filter water wheel, wherein the main shaft is arranged in the middle of the horizontal casing; the filtering shell is connected with the water inlet of the horizontal type casing, the main shaft of the water turbine unit is used for driving the filtering water wheel in the filtering shell to rotate, the filtering holes in the filtering blades are used for filtering sewage containing impurities, water flow enters the horizontal type casing and is discharged from the water outlet, the impurities are thrown into the sewage discharge pipe below through centrifugal rotation of the water filtering wheel, the impurities are filtered and discharged, operation is convenient and fast, and blockage of the water turbine unit is avoided.)

1. A horizontal water turbine set additionally provided with a filtering part comprises a horizontal casing (1), a main shaft (2), a rotating wheel (3), a filtering shell (11) and a filtering water wheel (12), the novel horizontal type water filter is characterized in that a main shaft (2) is mounted in the middle of a horizontal type machine shell (1), a rotating wheel (3) is mounted on the main shaft (2) inside the horizontal type machine shell (1), the rotating wheel (3) is arranged on a volute (5), a water inlet (7) is arranged in the middle of the front end of the volute (5), a water outlet (9) is arranged on the bottom side of the volute (5), a water inlet flange (8) is welded on the horizontal type machine shell (1) at the position of the water inlet (7), the water inlet flange (8) is connected with a filter shell (11), a filter water wheel (12) is mounted inside the filter shell (11) and connected with the main shaft (2) through a universal driving shaft (13), and a plurality of filter holes.

2. The horizontal hydraulic turbine unit with the added filter element according to claim 1, wherein the main shaft (2) is horizontal and is arranged along the axial direction of the horizontal housing (1), and a main shaft seal (4) is arranged between the main shaft (2) and the horizontal housing (1).

3. The horizontal hydraulic turbine set with the added filter element according to claim 2, wherein the spindle (2) at the outer end of the horizontal housing (1) is connected with a motor shaft of a servo motor.

4. The horizontal type hydraulic turbine set with the added filtering components as claimed in claim 3, wherein the filtering water wheel (12) is mounted on a linkage shaft (13), and the linkage shaft (13) and the main shaft (2) are coaxially arranged and are connected with each other through a coupler.

5. The horizontal type turbine set with the added filtering components as claimed in any one of claims 1 to 4, wherein lateral water baffles (14) are mounted on both sides of the filtering turbine (12), and the lateral water baffles (14) are abutted against the inner wall of the filtering shell (11).

6. The horizontal water turbine set with the added filtering components as claimed in claim 5, wherein a filtering water tank (15) is enclosed between the two lateral water baffles (14) and the filtering water wheel (12).

7. The horizontal type hydraulic turbine set with the added filtering components as claimed in claim 6, wherein a plurality of filtering blades (16) are installed on the filtering water wheel (12), and the filtering blades (16) are distributed at equal intervals along the circumferential direction of the filtering water wheel (12) and are obliquely arranged towards the same side.

8. The horizontal water turbine set with the added filter element according to claim 7, wherein a flow guide cavity (18) is arranged inside the filtering water wheel (12), the flow guide cavity (18) is communicated with the filtering water tank (15) through a plurality of filter holes (17), and the flow guide cavity (18) is also communicated with the water inlet (7) of the horizontal casing (1).

9. The horizontal type hydraulic turbine set with the added filtering component as claimed in claim 1, wherein a water inlet pipe (19) and a sewage discharge pipe (20) are respectively arranged on two sides of the bottom of the filtering shell (11), and the water inlet pipe (19) and the sewage discharge pipe (20) are both communicated with the filtering water tank (15).

Technical Field

The invention relates to the technical field of hydraulic machinery, in particular to a horizontal hydraulic turbine set additionally provided with a filtering part.

Background

The water turbine is a power machine which converts the energy of water flow into rotary mechanical energy, belongs to a turbine machine in fluid machinery, and most of modern water turbines are installed in a hydropower station and are 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 after doing work is discharged to the downstream through the tail water pipeline. The higher the water head and the larger the flow, the larger the output power of the water turbine is.

However, when the water turbine is used for water in an upstream reservoir, a large amount of impurities are contained in water flow, and after the water turbine is used for a long time, a large amount of impurities are accumulated in a shell of the water turbine, and the water turbine is finally blocked along with the continuous accumulation of the impurities. The maintenance of the hydraulic turbine unit is expensive, the disassembly of the hydraulic turbine unit is time-consuming and labor-consuming, the sealing effect of the hydraulic turbine unit is also affected, the sealing failure condition is easy to occur due to long-time repeated disassembly and assembly, and the normal operation of the hydraulic turbine unit is not facilitated.

Therefore, it is desirable to provide a horizontal hydraulic turbine set with an additional filter element, which aims to solve the above problems.

Disclosure of Invention

Aiming at the defects in the prior art, the embodiment of the invention aims to provide a horizontal hydraulic turbine set with an additional filtering component to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

the horizontal type hydraulic turbine set with the additional filtering component comprises a horizontal type casing, a main shaft, a rotating wheel, a filtering shell and a filtering water wheel, wherein the main shaft is installed in the middle of the horizontal type casing, the rotating wheel is installed on the main shaft inside the horizontal type casing, the rotating wheel is arranged in a volute, a water inlet is formed in the middle of the front end of the volute, a water outlet is formed in the bottom side of the volute, a water inlet flange is welded on the horizontal type casing at the water inlet and connected with the filtering shell, the filtering water wheel is installed inside the filtering shell and connected with the main shaft through a universal driving shaft, and a plurality of filtering.

As a further scheme of the invention, the main shaft is arranged horizontally and axially along the horizontal type machine shell, and a main shaft seal is arranged between the main shaft and the horizontal type machine shell.

As a further scheme of the invention, a main shaft at the outer end of the horizontal type machine shell is connected with a motor shaft of the servo motor.

As a further scheme of the invention, the filtering water wheel is arranged on a linkage shaft, and the linkage shaft and the main shaft are coaxially arranged and are connected with each other through a coupler.

As a further scheme of the invention, lateral water baffles are arranged on both sides of the filtering water wheel and are abutted against the inner wall of the filtering shell.

As a further scheme of the invention, a filtering water tank is enclosed between the two lateral water baffles and the filtering water wheel.

As a further scheme of the invention, a plurality of filtering blades are arranged on the filtering water wheel, and the filtering blades are distributed at equal intervals along the circumferential direction of the filtering water wheel and are obliquely arranged towards the same side.

As a further scheme of the invention, a flow guide cavity is arranged in the filtering water wheel, the flow guide cavity is communicated with the filtering water tank through a plurality of filtering holes, and the flow guide cavity is also communicated with a water inlet of the horizontal type machine shell.

In summary, compared with the prior art, the embodiment of the invention has the following beneficial effects:

according to the horizontal water turbine set with the additional filtering component, the water inlet of the horizontal machine shell is connected with the filtering shell, the main shaft of the water turbine set is used for driving the filtering water wheel in the filtering shell to rotate, the filtering holes in the filtering blades are used for filtering sewage containing impurities, water flow enters the horizontal machine shell and is discharged from the water outlet, the impurities are centrifugally rotated by the filtering wheel and thrown into the lower sewage discharge pipe, the impurities are filtered and discharged, the operation is convenient and rapid, and the blocking of the water turbine set is avoided.

To more clearly illustrate the structural features and effects of the present invention, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the invention.

Fig. 2 is a schematic view of a filter wheel structure in the filter shell according to the embodiment of the invention.

Fig. 3 is a schematic structural diagram of a filtering blade on a filtering water wheel in the embodiment of the invention.

Reference numerals: 1-horizontal type machine shell, 2-main shaft, 3-rotating wheel, 4-main shaft seal, 5-volute, 6-water inlet end cover, 7-water inlet, 8-water inlet flange, 9-water outlet, 10-water outlet pipe, 11-filtering shell, 12-filtering water wheel, 13-universal driving shaft, 14-lateral water baffle, 15-filtering water tank, 16-filtering blade, 17-filtering hole, 18-diversion cavity, 19-water inlet pipe and 20-sewage discharge pipe.

Detailed Description

To facilitate an understanding of the present application, the present application will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present application are shown in the drawings. This application may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

The technical solution of the present invention is further described with reference to the accompanying drawings and specific embodiments.

Referring to fig. 1, a horizontal water turbine set with an additional filter component comprises a horizontal casing 1, a main shaft 2, a rotating wheel 3, a main shaft seal 4, a volute 5, a water inlet end cover 6, a water inlet 7, a water inlet flange 8, a water outlet 9, a water discharge pipe 10, a filter casing 11, a filter water wheel 12, a universal driving shaft 13, a lateral water baffle 14, a filter water tank 15, filter blades 16, filter holes 17, a flow guide cavity 18, a water inlet pipe 19 and a sewage discharge pipe 20, wherein the main shaft 2 is installed in the middle of the horizontal casing 1, the main shaft 2 is horizontal and arranged along the horizontal casing 1 in the axial direction, the main shaft seal 4 is installed between the main shaft 2 and the horizontal casing 1, and the main shaft 2 at the outer end of the horizontal casing 1 is connected with a motor shaft of a servo; the rotating wheel 3 is mounted on the main shaft 2 inside the horizontal type casing 1, the rotating wheel 3 is arranged on the volute 5, the water inlet 7 is formed in the middle of the front end of the volute 5, the water inlet flange 8 is welded on the horizontal type casing 1 at the position of the water inlet 7, and one end of the water inlet 7 of the horizontal type casing 1 is conveniently connected with the filtering component.

A water outlet 9 is formed in the bottom side of the volute 5, and the water outlet 9 is connected with a drain pipe 10; when the servo motor drives the main shaft 2 to rotate, the main shaft 2 drives the rotating wheel 3 to rotate, and the pressure difference generated by the rotation of the rotating wheel 3 is convenient to suck water flow from the water inlet 7 and discharge the water flow from the water outlet 9, so that the normal operation of the hydraulic turbine set is realized.

In an embodiment of the invention, referring to fig. 1, 2 and 3, a water inlet flange 8 of the horizontal casing 1 is connected with a filtering shell 11, a filtering water wheel 12 is installed inside the filtering shell 11, the filtering water wheel 12 is installed on a linkage shaft 13, and the linkage shaft 13 and the main shaft 2 are coaxially arranged and are connected with each other through a coupler; the water filter is characterized in that lateral water baffles 14 are mounted on two sides of the water filtering wheel 12, the lateral water baffles 14 are abutted against the inner wall of the water filtering shell 11, a water filtering tank 15 is defined by the two lateral water baffles 14 and the water filtering wheel 12, a plurality of filtering blades 16 are mounted on the water filtering wheel 12, the filtering blades 16 are distributed at equal intervals along the circumferential direction of the water filtering wheel 12 and are obliquely arranged towards the same side, a plurality of filtering holes 17 are formed in the filtering blades 16, a flow guide cavity 18 is arranged inside the water filtering wheel 12, the flow guide cavity 18 is communicated with the water filtering tank 15 through the plurality of filtering holes 17, and when the water guide cavity 18 is used, the flow guide cavity 18 is.

In the embodiment of the invention, referring to fig. 1 and 2, a water inlet pipe 19 and a sewage draining pipe 20 are respectively arranged on two sides of the bottom of the filtering shell 11, the water inlet pipe 19 and the sewage draining pipe 20 are both communicated with the filtering water tank 15, wherein the sewage draining pipe 20 is arranged on one side of the filtering vane 16 which is obliquely arranged.

When the servo motor drives the main shaft 2 and the rotating wheel 3 to rotate, the linkage shaft 13 also drives the filtering water wheel 12 to rotate, when the filtering water wheel 12 rotates, the water inlet pipe 19 is conveyed into the filtering water tank 15 and sewage containing impurities, under the rotation of the plurality of filtering blades 16, water flow enters the flow guide cavity 18 along the filtering holes 17 and enters the volute 5 along the water inlet 7, and under the rotation of the rotating wheel 3, water is discharged from the water outlet 9;

wherein, the impurity that is held back by the filtration pore 17 on filtering blade 16 is along with filtering water wheel 12 centrifugation rotatory in-process, gets into in the blow off pipe 20 of below, gets into and filters impurity and discharge, and convenient operation is swift, has avoided the jam of hydraulic turbine group.

Referring to fig. 2, wherein thick arrows indicate a water flow direction and thin arrows indicate a foreign material discharge direction.

The technical principle of the present invention has been described above with reference to specific embodiments, which are merely preferred embodiments of the present invention. The protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. Other embodiments of the invention will occur to those skilled in the art without the exercise of inventive faculty, and such will fall within the scope of the invention.