阅读说明：本技术 一种基于高速离心磁极切割刀的水利工程叶轮 (Hydraulic engineering impeller based on high-speed centrifugal magnetic pole cutting knife ) 是由 杨琳 于 2021-09-11 设计创作，主要内容包括：本发明提供一种基于高速离心磁极切割刀的水利工程叶轮,包括轮毂和叶片,轮毂的外侧面固定连接有叶片,叶片的外侧设置有可以进行清理的切割机构。本发明通过安装有切割刀和刀齿,切割刀半月牙状,切割刀的弯曲方向与叶片转动的方向一致,刀齿均匀分布在切割刀上,切割刀通过水的作用力在进行翻转的时候,水与切割刀的弯曲方向接触,使得切割刀的受力面积更大,切割刀翻转的效率高,而且切割刀在进行转动的时候,带动刀齿移动,使得刀齿与水中的杂草接触,从而对叶片之间杂草进行切割。(The invention provides a hydraulic engineering impeller based on a high-speed centrifugal magnetic pole cutting knife, which comprises a hub and blades, wherein the blades are fixedly connected to the outer side surface of the hub, and a cutting mechanism capable of cleaning is arranged on the outer side of each blade. According to the invention, the cutting knife and the knife teeth are arranged, the cutting knife is in a semi-crescent shape, the bending direction of the cutting knife is consistent with the rotating direction of the blades, the knife teeth are uniformly distributed on the cutting knife, the cutting knife is contacted with the bending direction of the cutting knife when being overturned by the acting force of water, so that the stress area of the cutting knife is larger, the overturning efficiency of the cutting knife is high, and the cutting knife drives the knife teeth to move when being rotated, so that the knife teeth are contacted with weeds in water, and the weeds between the blades are cut.)

1. The utility model provides a hydraulic engineering impeller based on high-speed centrifugal magnetic pole cutting knife, includes wheel hub (1) and blade (2), the lateral surface fixedly connected with blade (2) of wheel hub (1), its characterized in that: and a cutting mechanism (3) capable of cleaning is arranged on the outer side of the blade (2).

2. The hydraulic engineering impeller based on the high-speed centrifugal magnetic pole cutting knife of claim 1, wherein: the cutting mechanism (3) comprises a cutting knife (303), the cutting knife (303) is in a half-moon tooth shape, and the bending direction of the cutting knife (303) is consistent with the rotating direction of the blade (2).

3. The hydraulic engineering impeller based on the high-speed centrifugal magnetic pole cutting knife of claim 1, wherein: the cutting knife (303) comprises knife teeth (304), and the knife teeth (304) are uniformly distributed on the cutting knife (303).

4. The hydraulic engineering impeller based on the high-speed centrifugal magnetic pole cutting knife of claim 1, wherein: the outer side of the blade (2) is provided with fixed frames (4) on two sides of the cutting mechanism (3), and the fixed frames (4) are staggered on the blade (2).

5. The hydraulic engineering impeller based on the high-speed centrifugal magnetic pole cutting knife of claim 1, wherein: the fixed frame (4) comprises a first magnet (403) and a second magnet (405), the first magnet (403) and the second magnet (405) are in a shape like a Chinese character 'hui', and the magnetic poles of the first magnet (403) and the second magnet (405) are the same.

6. The hydraulic engineering impeller based on the high-speed centrifugal magnetic pole cutting knife of claim 1, wherein: the fixing frame (4) further comprises a connecting block (402) and a sliding block (406), and the central extension line of the connecting block (402) is horizontally vertical to the central extension line of the sliding block (406).

Technical Field

The invention relates to the technical field of hydraulic engineering, in particular to a hydraulic engineering impeller based on a high-speed centrifugal magnetic pole cutting knife.

Background

When the water pump works, the rotation of the impeller pushes the liquid to flow, and when the liquid is pushed, the cutting knife is usually arranged to cut the large sundries in the water, so that the congestion is reduced.

The novel impeller is characterized in that a base plate part of the impeller is communicated front and back, the space of a pump cavity is enlarged, the dirt passing capacity is improved, under the action of the cutting blade and the composite blade, sundries entering the impeller can be cut off, and the impeller blockage effect is reduced; wherein, the deficiency points are as follows:

this kind of impeller is when carrying out work, because the impurity contact in the outside of impeller and the liquid for the emergence wearing and tearing of impeller, thereby the influence is used, and when cutting weeds, weeds twine between two blades, makes blade and weeds be in relative quiescent state at the motion in-process, makes weeds be difficult to by the cutting, causes the jam easily, consequently, proposes a hydraulic engineering impeller based on high-speed centrifugal magnetic pole cutting knife and solves the problem.

Disclosure of Invention

In order to solve the technical problems, the invention provides a hydraulic engineering impeller based on a high-speed centrifugal magnetic pole cutting knife, which aims to solve the problems described in the background technology.

The invention relates to a hydraulic engineering impeller based on a high-speed centrifugal magnetic pole cutting knife, which is achieved by the following specific technical means: including wheel hub and blade, the lateral surface fixedly connected with blade of wheel hub, the outside of blade is provided with the cutting mechanism that can clear up.

As a further scheme of the invention: the cutting mechanism comprises a fixing rod, a bearing, a cutting knife and knife teeth, the fixing rod is arranged in the middle of the cutting mechanism, the bearing is fixedly connected between the fixing rod and the blade, the cutting knife is fixedly connected to the outer side face of the fixing rod, the cutting knife is in a half-crescent shape, the bending direction of the cutting knife is consistent with the rotating direction of the blade, the knife teeth are fixedly connected to the outer side of the cutting knife, and the knife teeth are evenly distributed on the cutting knife.

As a further scheme of the invention: the both sides that the outside of blade is located cutting mechanism are provided with fixed frame, fixed frame staggers each other on the blade, the inside of fixed frame is provided with the fixed block, the left and right sides fixedly connected with connecting block of fixed block, one side that the fixed block was kept away from to the connecting block runs through fixed frame fixedly connected with blade.

As a further scheme of the invention: the two sides of the fixing block are located on the outer side of the connecting block and fixedly connected with a magnet II, the inner portion of the fixing frame is located on the outer side of the connecting block and fixedly connected with a magnet I, the magnet I and the magnet II are both in a shape like a Chinese character 'hui', and the magnetic poles of the magnet I and the magnet II are the same.

As a further scheme of the invention: the direction fixedly connected with slider with the connecting block level vertically in the fixed frame, the center extension line of connecting block is perpendicular with the center extension line level of slider, the shrinkage pool has been seted up to the fixed block position in the one side that is close to the slider, the slider embedding is in the shrinkage pool of fixed block.

Has the advantages that:

1. according to the invention, the cutting knife and the knife teeth are arranged, the cutting knife is in a semi-crescent shape, the bending direction of the cutting knife is consistent with the rotating direction of the blades, the knife teeth are uniformly distributed on the cutting knife, the cutting knife is contacted with the bending direction of the cutting knife when being overturned by the acting force of water, so that the stress area of the cutting knife is larger, the overturning efficiency of the cutting knife is high, and the cutting knife drives the knife teeth to move when being rotated, so that the knife teeth are contacted with weeds in water, and the weeds between the blades are cut.

2. According to the invention, the fixing frames and the blades are installed, the fixing frames are staggered on the blades, impurities around the blades are cleaned through the blades when the blades rotate, the blades and the connecting block on the lower side move towards the outer side of the fixing frame under the action of gravity, and the blades and the connecting block on the other side move towards the inner side of the fixing frame, so that the positions of the blades are changed under the working state, different positions around the impeller are cleaned conveniently, and the contact between the impeller and impurities is reduced.

3. According to the invention, the first magnet and the second magnet are arranged, the first magnet and the second magnet are in a shape of a Chinese character 'hui', the magnetic poles of the first magnet and the second magnet are the same, and according to the principle that like poles repel each other, when the connecting blocks on the two sides move, the connecting blocks on the two sides and the blade are reset through the first magnet and the second magnet, so that the movement track of the blade is reset conveniently.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

FIG. 2 is a schematic view of a partial structure of the cutting mechanism of the present invention.

FIG. 3 is an enlarged view of the structure at A in FIG. 1 according to the present invention.

Fig. 4 is a partial structure schematic diagram of the fixing frame of the present invention.

Fig. 5 is a partial structure diagram of the connecting block of the present invention.

In fig. 1-5, the correspondence between the component names and the reference numbers is:

1-hub, 2-blade, 3-cutting mechanism, 301-fixed rod, 302-bearing, 303-cutting knife, 304-knife tooth, 4-fixed frame, 401-blade, 402-connecting block, 403-magnet I, 404-fixed block, 405-magnet II and 406-sliding block.

Detailed Description

The above technical solution is illustrated below with reference to fig. 1 to 5, as follows:

example 1

The utility model provides a hydraulic engineering impeller based on high-speed centrifugal magnetic pole cutting knife, including wheel hub 1 and blade 2, wheel hub 1's lateral surface fixedly connected with blade 2, the outside of blade 2 is provided with the cutting mechanism 3 that can clear up, cutting mechanism 3 includes dead lever 301, bearing 302, cutting knife 303 and sword tooth 304, dead lever 301 sets up the middle part at cutting mechanism 3, fixedly connected with bearing 302 between dead lever 301 and the blade 2, the lateral surface fixedly connected with cutting knife 303 of dead lever 301, the outside fixedly connected with sword tooth 304 of cutting knife 303.

Wherein: the impeller is when carrying out work, drives blade 2 through wheel hub 1 and rotates, and blade 2 contacts with water when carrying out the rotation, and water forms the effort to cutting knife 304 for the removal takes place for cutting knife 304 atress, thereby cuts the weeds between two blades 2, reduces ruderal winding.

The utility model provides a hydraulic engineering impeller based on high-speed centrifugal magnetic pole cutting knife, including wheel hub 1 and blade 2, wheel hub 1's lateral surface fixedly connected with blade 2, the outside of blade 2 is provided with the cutting mechanism 3 that can clear up, the outside of blade 2 is located the both sides of cutting mechanism 3 and is provided with fixed frame 4, fixed frame 4 staggers each other on blade 2, the inside of fixed frame 4 is provided with fixed block 404, the left and right sides fixedly connected with connecting block 402 of fixed block 404, one side that fixed block 404 was kept away from to connecting block 402 runs through fixed frame 4 fixedly connected with blade 401, the both sides of fixed block 404 are located the outside fixedly connected with magnet two 405 of connecting block 402, the inside outside fixedly connected with magnet 403 that is located connecting block 402 of fixed frame 4, magnet 403 all is "back" style of calligraphy with magnet two 405, magnet 403 is the same with the magnetic pole of magnet two 405, with connecting block 402 horizontal vertically direction fixedly connected with slider 406 in the fixed frame 4.

Wherein: when the blade 2 rotates, sundries around the blade are cleaned through the blade 401, the blade 401 and the connecting block 402 on one side move to the outer side of the fixing frame 4 under the action of gravity, the blade 401 and the connecting block 402 on the other side move to the inner side of the fixing frame 4, the position of the blade 401 is changed in a working state, different positions around the impeller 2 are cleaned conveniently, the two connecting blocks 402 and the blade 401 are reset through the first magnet 403 and the second magnet 405, and the movement track of the blade 401 is fixed.

Example 2

The difference between this example and example 1 is that: the cutting knife 303 is half-moon-shaped, the bending direction of the cutting knife 303 is consistent with the rotating direction of the blade 2, and the knife teeth 304 are uniformly distributed on the cutting knife 303.

Wherein: the effort of cutting knife 303 through water when overturning, the contact of the crooked direction of water and cutting knife 303 for the lifting surface area of cutting knife 303 is bigger, and the efficient of cutting knife 303 upset drives sword tooth 304 and removes when carrying out the pivoted moreover cutting knife 303, makes sword tooth 304 and the weeds contact in the aquatic, thereby cuts weeds.

The difference between this example and example 1 is that: the central extension line of the connecting block 402 is horizontally vertical to the central extension line of the sliding block 406, a concave hole is formed in one side, close to the sliding block 406, of the fixing block 404, and the sliding block 406 is embedded into the concave hole of the fixing block 404.

Wherein: when moving, the fixed block 404 in the fixed frame 4 moves in the concave hole in the fixed block 404 through the slider 406, so that the position of the fixed block 404 when moving in the fixed frame 4 is limited, and the fixed block 404 is more stable when moving.