CN219733704U - Centrifugal pump with cutting device - Google Patents

Abstract

The utility model relates to a centrifugal pump with a cutting device, which comprises a base, a centrifugal pump body and a cutting mechanism, wherein a supporting seat is fixedly arranged on the right side of the top of the base; the cutting mechanism comprises a cutting box fixedly mounted at the top of the supporting rod, a servo motor is arranged on the left side of the cutting box, and one end of an output shaft of the servo motor is fixedly mounted with a rotating shaft which extends to the inside of the cutting box. This take cutting device's centrifugal pump through setting up cutting mechanism, and servo can drive cutting blade through the pivot and rotate, cuts the debris in the liquid and smashes, and the filter screen can filter liquid, effectively prevents that debris from getting into the inside of centrifugal pump body and causing the jam or damaging, and the brush on the scraper blade can last to clear up the filter screen, prevents that debris from causing the jam of filter screen and influencing the passing efficiency of liquid.

Description

Centrifugal pump with cutting device

Technical Field

The utility model relates to the technical field of centrifugal pumps, in particular to a centrifugal pump with a cutting device.

Background

The centrifugal pump is a vane pump for conveying liquid by centrifugal force generated when the impeller rotates, and the centrifugal pump is widely applied to the departments of industry and city water supply and drainage, energy, metallurgy, chemical industry, textile, papermaking, petroleum, electric power, papermaking, food pharmacy, synthetic fiber and the like.

Chinese patent CN207777195U discloses a centrifugal pump with cutting device, including the upper plate, the middle part fixed mounting on upper plate top has the pump case, the fixed intercommunication in top of pump case has the outlet pipe, one side fixed mounting of pump case has the protection box, the fixed intercommunication of opposite side of pump case has the cutting box, the right-hand member fixed mounting at upper plate top has the fixed box, fixed box internally mounted has the motor, and this centrifugal pump with cutting device drives the dwang through the motor and rotates, and the dwang drives cutting knife and helical blade rotation, utilizes the cooperation between cutting knife and the helical blade to cut and smash debris in the liquid, prevents debris destruction impeller, has avoided the jam of water pump, has improved the practicality of centrifugal pump, and the steering of cutting knife and helical blade is the same with the steering of impeller, and the centripetal force that cutting knife and helical blade rotated and produced is sent the water in the pump case, has improved the pumping efficiency of centrifugal pump, but it does not possess filtering structure, still has great impurity to get into the centrifugal pump in, causes the jam and damage of centrifugal pump, so put forward a centrifugal pump with cutting device to solve the above-mentioned problem.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a centrifugal pump with a cutting device, which solves the problems of blockage and damage of the centrifugal pump caused by that larger impurities still enter the centrifugal pump without a filtering structure.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the centrifugal pump with the cutting device comprises a base, a centrifugal pump body and a cutting mechanism, wherein a supporting seat is fixedly arranged on the right side of the top of the base, the centrifugal pump body is fixedly arranged on the top of the supporting seat, a water inlet pipe is fixedly arranged at an outlet of the centrifugal pump body, a water outlet pipe is fixedly arranged at an inlet of the centrifugal pump body, and a supporting rod is fixedly arranged on the left side of the top of the base;

the cutting mechanism comprises a cutting box fixedly mounted at the top of the supporting rod, a servo motor is arranged on the left side of the cutting box, one end of an output shaft fixedly mounted on the servo motor extends to a rotating shaft inside the cutting box, cutting blades are fixedly mounted on the periphery of the outer surface of the rotating shaft, a filter screen is fixedly mounted on the right side of the inner portion of the cutting box, and a scraping plate is fixedly mounted on the right side of the outer surface of the rotating shaft.

Further, the one side fixed mounting that the drain pipe kept away from the centrifugal pump body has one end to extend to the inside connecting pipe of cutting case, the top fixed mounting of cutting case has one end to extend to the inside pipe of cutting case.

Further, fixed plate is fixedly installed on the left side of the base, the servo motor is arranged on the top of the fixed plate, and a fixed seat fixedly connected with the servo motor is fixedly installed on the top of the fixed plate.

Further, the number of the cutting blades is a plurality of groups, and the output shafts of the cutting blades in each group are four and distributed around the outer surface of the rotating shaft in an annular equidistant manner.

Further, the filter screen is located between the scraping plate and the connecting pipe, and a hairbrush attached to the filter screen is fixedly installed on one side, close to the filter screen, of the scraping plate.

Further, the bottom of cutting case fixed mounting has one end to run through and extend to the sediment pipe of cutting incasement portion, the bottom movable mounting of sediment pipe has the movable cover.

Further, the movable cover is movably connected with the slag discharging pipe in a threaded mode, and anti-skid patterns are formed on the periphery of the outer surface of the movable cover.

Compared with the prior art, the technical scheme of the utility model has the following beneficial effects:

this take cutting device's centrifugal pump through setting up cutting mechanism, and servo can drive cutting blade through the pivot and rotate, cuts the debris in the liquid and smashes, and the filter screen can filter liquid, effectively prevents that debris from getting into the inside of centrifugal pump body and causing the jam or damaging, and the brush on the scraper blade can last to clear up the filter screen, prevents that debris from causing the jam of filter screen and influencing the passing efficiency of liquid, through turning round movable cover down, can be convenient with interior accumulational debris discharge to outside, does benefit to actual use.

Drawings

FIG. 1 is a schematic diagram of the present utility model;

fig. 2 is an enlarged view of fig. 1 at a in accordance with the present utility model.

In the figure: 1 base, 2 supporting seat, 3 centrifugal pump body, 4 inlet tube, 5 drain pipe, 6 bracing piece, 7 cutting case, 8 connecting pipe, 9 pipe, 10 servo motor, 11 pivot, 12 cutting blade, 13 filter screen, 14 scraper blade, 15 scum pipe, 16 movable cover.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-2, a centrifugal pump with a cutting device in this embodiment includes a base 1, a centrifugal pump body 3 and a cutting mechanism, a supporting seat 2 is fixedly mounted on the right side of the top of the base 1, the centrifugal pump body 3 is fixedly mounted on the top of the supporting seat 2, a water inlet pipe 4 is fixedly mounted at the outlet of the centrifugal pump body 3, a water outlet pipe 5 is fixedly mounted at the inlet of the centrifugal pump body 3, and a supporting rod 6 is fixedly mounted on the left side of the top of the base 1.

The cutting mechanism includes cutting box 7 of fixed mounting in bracing piece 6 top, one side fixed mounting that centrifugal pump body 3 was kept away from to drain pipe 5 has one end to extend to the inside connecting pipe 8 of cutting box 7, realized the intercommunication of cutting mechanism and centrifugal pump body 3, the top fixed mounting of cutting box 7 has one end to extend to the inside pipe 9 of cutting box 7, the left side of cutting box 7 is provided with servo motor 10, the left side fixed mounting of base 1 has the fixed plate, servo motor 10 sets up in the top of fixed plate, the top fixed mounting of fixed plate has the fixing base with servo motor 10 fixed connection, servo motor 10's output shaft fixed mounting has one end to extend to the inside pivot 11 of cutting box 7, equal fixed mounting has cutting blade 12 all around the surface of pivot 11, the inside right side fixed mounting of cutting box 7 has filter screen 13, prevent too big debris entering centrifugal pump body 3 under the circumstances of not being cut smashing, the right side fixed mounting of pivot 11 surface has scraper blade 14.

In this embodiment, the number of the cutting blades 12 is several groups, and the output shafts of each group of the cutting blades 12 are four and distributed around the outer surface of the rotating shaft 11 at equal intervals in a ring shape, so that the cutting and crushing effects are better.

In this embodiment, in order to clean the filter screen 13, the filter screen 13 is located between the scraper 14 and the connecting pipe 8, and a brush attached to the filter screen 13 is fixedly installed on one side of the scraper 14 close to the filter screen 13.

For conveniently discharging the accumulated impurities in the cutting box 7, a slag discharging pipe 15 with one end penetrating through and extending to the inside of the cutting box 7 is fixedly arranged at the bottom of the cutting box 7, a movable cover 16 is movably arranged at the bottom of the slag discharging pipe 15, the movable cover 16 is movably connected with the slag discharging pipe 15 in a threaded mode, and anti-slip patterns are formed on the periphery of the outer surface of the movable cover 16.

Compared with the prior art: through setting up cutting mechanism, servo motor 10 can drive cutting blade 12 through pivot 11 and rotate, cut the debris in the liquid and smash, and filter screen 13 can filter liquid, effectively prevent debris get into the inside of centrifugal pump body 3 and cause the jam or damage, brush on scraper blade 14 can last to clear up filter screen 13, prevent debris from causing filter screen 13's jam and influencing the passing efficiency of liquid, through turning round movable cover 16 down, can be convenient discharge to outside with the interior accumulational debris of cutting case 7, do benefit to actual use.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

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

Claims (7)

1. The utility model provides a take cutting device's centrifugal pump, includes base (1), centrifugal pump body (3) and cutting mechanism, its characterized in that: the centrifugal pump comprises a base (1), and is characterized in that a supporting seat (2) is fixedly arranged on the right side of the top of the base, a centrifugal pump body (3) is fixedly arranged on the top of the supporting seat (2), a water inlet pipe (4) is fixedly arranged at an outlet of the centrifugal pump body (3), a water outlet pipe (5) is fixedly arranged at an inlet of the centrifugal pump body (3), and a supporting rod (6) is fixedly arranged on the left side of the top of the base (1);

cutting mechanism includes cutting case (7) of fixed mounting in bracing piece (6) top, the left side of cutting case (7) is provided with servo motor (10), the output shaft fixed mounting of servo motor (10) has one end to extend to inside pivot (11) of cutting case (7), equal fixed mounting has cutting blade (12) all around of pivot (11) surface, the inside right side fixed mounting of cutting case (7) has filter screen (13), the right side fixed mounting of pivot (11) surface has scraper blade (14).

2. A centrifugal pump with a cutting device according to claim 1, characterized in that: one side of drain pipe (5) keep away from centrifugal pump body (3) fixed mounting has one end to extend to inside connecting pipe (8) of cutting case (7), the top fixed mounting of cutting case (7) has one end to extend to inside pipe (9) of cutting case (7).

3. A centrifugal pump with a cutting device according to claim 1, characterized in that: the left side fixed mounting of base (1) has the fixed plate, servo motor (10) set up in the top of fixed plate, the top fixed mounting of fixed plate has the fixing base with servo motor (10) fixed connection.

4. A centrifugal pump with a cutting device according to claim 1, characterized in that: the number of the cutting blades (12) is a plurality of groups, and the output shafts of each group of the cutting blades (12) are four and distributed around the outer surface of the rotating shaft (11) in an annular equidistant manner.

5. A centrifugal pump with a cutting device according to claim 1, characterized in that: the filter screen (13) is located between the scraping plate (14) and the connecting pipe (8), and a hairbrush attached to the filter screen (13) is fixedly installed on one side, close to the filter screen (13), of the scraping plate (14).

6. A centrifugal pump with a cutting device according to claim 1, characterized in that: the bottom of cutting case (7) fixed mounting has one end to run through and extend to the sediment pipe (15) of cutting case (7) inside, the bottom movable mounting of sediment pipe (15) has movable lid (16).

7. A centrifugal pump with a cutting device according to claim 6, wherein: the movable cover (16) is movably connected with the slag discharging pipe (15) in a threaded mode, and anti-skid patterns are formed on the periphery of the outer surface of the movable cover (16).