CN215890479U

CN215890479U - Sewage pump with anti-blocking structure

Info

Publication number: CN215890479U
Application number: CN202121970951.3U
Authority: CN
Inventors: 赵兴焱; 柯成艳; 朱辰明; 赵伟
Original assignee: Arkeri Jiangsu Water Pump Co ltd
Current assignee: Arkeri Jiangsu Water Pump Co ltd
Priority date: 2021-08-20
Filing date: 2021-08-20
Publication date: 2022-02-22
Anticipated expiration: 2031-08-20

Abstract

The utility model discloses a sewage pump with an anti-blocking structure, which comprises a water inlet, a pump body and a motor, wherein a filter screen is installed at the bottom end inside the water inlet, limiting blocks are evenly installed on the outer side of the filter screen, the pump body is installed at the top end of the water inlet, a water outlet is installed on one side of the pump body, the motor is installed at the top end of the pump body, a main shaft is installed at the bottom end of the motor, a rotating shaft is installed at the bottom end of the main shaft, an impeller is installed at one end of the rotating shaft, a crushing structure is arranged at the bottom end of the impeller, and a dismounting structure is arranged at the other end of the rotating shaft. According to the utility model, the locking bolts are arranged at the bottom ends of the two sides of the main shaft, the locking bolts are rotated, the fixed limit of the locking bolts on the first screw rod is removed, the rotating shaft is rotated, the second screw rod and the first screw rod are sequentially rotated out of the second preformed hole and the first preformed hole under the meshing action of the threads, and the rotating shaft is taken down, so that the impeller or the crushing blade is convenient to replace.

Description

Sewage pump with anti-blocking structure

Technical Field

The utility model relates to the technical field of sewage pumps, in particular to a sewage pump with an anti-blocking structure.

Background

With the rapid increase of economic level, sewage pumps are widely used, which are mainly used for conveying municipal sewage, excrement or liquid containing fibers, and the like, and the types of sewage pumps are various and can be classified into submerged sewage pumps, pipeline sewage pumps, vertical sewage pumps, and the like.

A sewage pump is disclosed in a patent specification with a publication number of CN210715284U, which relates to a water pump, and the technical scheme main points are as follows: the pump comprises a pump body, pump body bottom is equipped with a plurality of connecting pieces, and a plurality of connecting pieces are around the center pin evenly distributed of the pump body, and a plurality of connecting pieces are kept away from pump body bottom one end and are connected with the backup pad jointly, the cross sectional area of backup pad is greater than the cross sectional area of pump body bottom. The bottom of the pond filled with the sludge is contacted by the supporting plate, the contact area of the supporting plate is large, the pressure applied to the bottom of the pond by the gravity of the pump body through the supporting plate is small, the supporting plate is not easy to sink into the sludge, a certain distance is kept between the water inlet of the pump body and the sludge, the sewage pump can normally work, and the possibility that the water inlet of the sewage pump is blocked is reduced.

The prior art scheme among the above-mentioned has the weak point, and sewage pump prevents blockking up the effect relatively poor, can not play fine anti-blocking effect, causes the blowdown inconvenient easily to a certain extent, reduces sewage pump's work efficiency.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to provide a sewage pump with an anti-blocking structure, which is used for solving the defect of poor anti-blocking effect of the existing sewage pump.

(II) contents of utility model

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a sewage pump with prevent blockking up structure, includes the water inlet, the pump body and motor, the filter screen is installed to the inside bottom of water inlet, and evenly installs the stopper in the outside of filter screen, the pump body is installed on the top of water inlet, the delivery port is installed to one side of the pump body, the motor is installed on the top of the pump body, the main shaft is installed to the bottom of motor, and the bottom of main shaft installs the pivot, one of pivot is served and is installed the impeller, the bottom of impeller is provided with crushing structure.

Preferably, the other end of pivot is provided with the dismouting structure, the dismouting structure is including first screw rod, locking bolt, first preformed hole, second screw rod and second preformed hole, the other end at the pivot is installed to first screw rod, first preformed hole is all installed in the outside of first screw rod, the second screw rod is installed to the one end of first screw rod, and the second preformed hole is installed in the outside of second screw rod, locking bolt is all installed to the both sides of first screw rod.

Preferably, the locking bolts are symmetrically arranged and are symmetrically distributed around the center of the rotating shaft.

Preferably, the inner wall of the first preformed hole is provided with a thread matched with the first screw, and the inner wall of the second preformed hole is provided with a thread matched with the second screw.

Preferably, crushing structure is including connecting axle, crushing blade and connecting block, the bottom at the impeller is installed to the connecting block, the connecting axle is installed to the bottom of connecting block, and evenly installs crushing blade on the connecting axle.

Preferably, the crushing blades are all located in the same horizontal plane, and the crushing blades are arranged on the connecting shaft at equal intervals.

Preferably, the inboard of the pump body is provided with the structure of making an uproar of falling, the structure of making an uproar of falling is including anticorrosive coating, sound absorbing layer and puigging, the inboard at the pump body is installed to the puigging, the sound absorbing layer is installed to the one end of puigging, and the anticorrosive coating is installed to the one end on sound absorbing layer.

(III) advantageous effects

The utility model provides a sewage pump with an anti-blocking structure, which has the advantages that:

(1) through the connecting shaft arranged at the bottom end of the impeller, the motor drives the rotating shaft to rotate, and simultaneously, the connecting shaft drives the crushing blade to rotate along with the rotating shaft, and through the action of the rotating crushing blade, impurities carried in sewage can be cut and crushed, so that the probability of blockage of the sewage pump can be reduced, and a certain anti-blockage effect is achieved;

(2) the locking bolts are rotated through the locking bolts arranged at the bottom ends of the two sides of the main shaft, the fixing limit of the locking bolts on the first screw rod is removed, the rotating shaft is rotated, the second screw rod and the first screw rod are sequentially rotated out of the second preformed hole and the first preformed hole under the meshing action of threads, and the rotating shaft is taken down to facilitate the replacement of the impeller or the crushing blade;

(3) through the anticorrosive coating of installing in the pump body inboard, the anticorrosive coating can strengthen the inboard corrosion resisting property of the pump body, and sound absorbing layer and puigging can absorb the noise that produces when most impeller moves to a certain extent, play certain noise reduction effect.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a partial structural view of the detachable structure of the present invention;

FIG. 3 is a schematic three-dimensional structure of the filter screen according to the present invention;

FIG. 4 is a schematic view of a portion of the comminution structure according to the utility model;

fig. 5 is a schematic view of a partial structure of the noise reduction structure of the present invention.

The reference numerals in the figures illustrate: 1. a main shaft; 2. a disassembly and assembly structure; 201. a first screw; 202. locking the bolt; 203. a first preformed hole; 204. a second screw; 205. a second preformed hole; 3. an impeller; 4. a crushing structure; 401. a connecting shaft; 402. a crushing blade; 403. connecting blocks; 5. a filter screen; 6. a limiting block; 7. a water inlet; 8. a pump body; 9. a water outlet; 10. a rotating shaft; 11. a motor; 12. a noise reduction structure; 1201. an anticorrosive layer; 1202. a sound absorbing layer; 1203. and a sound insulation layer.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-5, an embodiment of the present invention is shown: a sewage pump with an anti-blocking structure comprises a water inlet 7, a pump body 8 and a motor 11, wherein a filter screen 5 is installed at the bottom end inside the water inlet 7, limiting blocks 6 are evenly installed on the outer side of the filter screen 5, the pump body 8 is installed at the top end of the water inlet 7, a noise reduction structure 12 is arranged on the inner side of the pump body 8, the noise reduction structure 12 comprises an anti-corrosion layer 1201, a sound absorption layer 1202 and a sound insulation layer 1203, the sound absorption layer 1203 is installed on the inner side of the pump body 8, the anti-corrosion layer 1201 is installed at one end of the sound absorption layer 1203, the anti-corrosion layer 1201 is installed at one end of the sound absorption layer 1202, a certain noise reduction effect is achieved, the anti-corrosion performance of the inner side of the pump body 8 can be enhanced through the effect of the anti-corrosion layer 1201, and the sound absorption layer 1202 and the sound insulation layer 1203 can absorb most of noise generated in the operation of an impeller 3 to a certain degree, and achieve a certain noise reduction effect;

one side of the pump body 8 is provided with a water outlet 9, the top end of the pump body 8 is provided with a motor 11, the bottom end of the motor 11 is provided with a main shaft 1, the bottom end of the main shaft 1 is provided with a rotating shaft 10, one end of the rotating shaft 10 is provided with an impeller 3, the bottom end of the impeller 3 is provided with a crushing structure 4, the crushing structure 4 comprises a connecting shaft 401, crushing blades 402 and a connecting block 403, the connecting block 403 is arranged at the bottom end of the impeller 3, the connecting shaft 401 is arranged at the bottom end of the connecting block 403, the crushing blades 402 are uniformly arranged on the connecting shaft 401 and are all positioned in the same horizontal plane, the crushing blades 402 are arranged on the connecting shaft 401 at equal intervals, the crushing efficiency is improved, when the sewage pump runs, a filter screen 5 can preliminarily filter impurities carried in sewage, when part of the impurities pass through the filter screen 5, the crushing blades 402 are driven by the connecting shaft 401 to rotate along with the rotating shaft 10, under the action of the rotating crushing blades 402, the entering impurities can be cut and crushed, so that the probability of blockage of the sewage pump can be reduced, and a certain anti-blockage effect is achieved;

the other end of the rotating shaft 10 is provided with a dismounting structure 2, the dismounting structure 2 comprises a first screw 201, locking bolts 202, a first preformed hole 203, a second screw 204 and a second preformed hole 205, the first screw 201 is installed at the other end of the rotating shaft 10, the first preformed hole 203 is installed on the outer side of the first screw 201, the second screw 204 is installed on one end of the first screw 201, the second preformed hole 205 is installed on the outer side of the second screw 204, the locking bolts 202 are installed on two sides of the first screw 201, the locking bolts 202 are symmetrically arranged, the locking bolts 202 are symmetrically distributed about the center of the rotating shaft 10, and the stability is enhanced;

offer on the inner wall of first preformed hole 203 with first screw rod 201 assorted screw thread, offer on the inner wall of second preformed hole 205 with second screw rod 204 assorted screw thread, the dismouting of being convenient for, when impeller 3 or crushing blade 402 need be changed, rotate locking bolt 202, remove locking bolt 202 to the fixed restriction of first screw rod 201, rotate pivot 10, under the meshing effect of screw thread, rotate the inside of second preformed hole 205 and first preformed hole 203 with second screw rod 204 and first screw rod 201 in proper order, take off pivot 10, be convenient for change impeller 3 or crushing blade 402.

The working principle is as follows: when the device is used, an external power supply is adopted, firstly, when the sewage pump runs, the filter screen 5 can preliminarily filter impurities carried in sewage, when part of the impurities pass through the filter screen 5, the crushing blade 402 is driven by the connecting shaft 401 to rotate along with the rotating shaft 10, and under the action of the rotating crushing blade 402, the entering impurities can be cut and crushed, so that the probability of blockage of the sewage pump can be reduced, and a certain anti-blockage effect is achieved;

secondly, the corrosion resistance of the inner side of the pump body 8 can be enhanced through the action of the anticorrosive layer 1201, and the sound absorption layer 1202 and the sound insulation layer 1203 can absorb most of noise generated during the operation of the impeller 3 to a certain extent so as to play a certain noise reduction role;

finally, when the impeller 3 or the crushing blade 402 needs to be replaced, the locking bolt 202 is rotated, the fixing limitation of the locking bolt 202 on the first screw 201 is removed, the rotating shaft 10 is rotated, the second screw 204 and the first screw 201 are sequentially rotated out of the second preformed hole 205 and the first preformed hole 203 under the meshing action of the threads, the rotating shaft 10 is taken down, and the impeller 3 or the crushing blade 402 is convenient to replace.

The above-described embodiments of the apparatus are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a sewage pump with prevent blockking up structure, includes water inlet (7), the pump body (8) and motor (11), its characterized in that: a filter screen (5) is mounted at the bottom end inside the water inlet (7), limiting blocks (6) are uniformly mounted on the outer side of the filter screen (5), and a pump body (8) is mounted at the top end of the water inlet (7);

a water outlet (9) is arranged on one side of the pump body (8), and a motor (11) is arranged at the top end of the pump body (8);

the motor is characterized in that a main shaft (1) is installed at the bottom end of the motor (11), a rotating shaft (10) is installed at the bottom end of the main shaft (1), an impeller (3) is installed at one end of the rotating shaft (10), and a crushing structure (4) is arranged at the bottom end of the impeller (3).

2. The sewage pump with anti-clogging structure of claim 1, wherein: the other end of pivot (10) is provided with dismouting structure (2), dismouting structure (2) are including first screw rod (201), locking bolt (202), first preformed hole (203), second screw rod (204) and second preformed hole (205), the other end in pivot (10) is installed in first screw rod (201), first preformed hole (203) are all installed in the outside of first screw rod (201), second screw rod (204) are installed to the one end of first screw rod (201), and second preformed hole (205) are installed in the outside of second screw rod (204), locking bolt (202) are all installed to the both sides of first screw rod (201).

3. The sewage pump with anti-clogging structure of claim 2, wherein: the locking bolts (202) are symmetrically arranged, and the locking bolts (202) are symmetrically distributed around the center of the rotating shaft (10).

4. The sewage pump with anti-clogging structure of claim 2, wherein: the inner wall of the first preformed hole (203) is provided with threads matched with the first screw rod (201), and the inner wall of the second preformed hole (205) is provided with threads matched with the second screw rod (204).

5. The sewage pump with anti-clogging structure of claim 1, wherein: crushing structure (4) are including connecting axle (401), crushing blade (402) and connecting block (403), the bottom at impeller (3) is installed in connecting block (403), connecting axle (401) are installed to the bottom of connecting block (403), and evenly install crushing blade (402) on connecting axle (401).

6. The sewage pump with anti-clogging structure of claim 5, wherein: the crushing blades (402) are all located in the same horizontal plane, and the crushing blades (402) are arranged on the connecting shaft (401) at equal intervals.

7. The sewage pump with anti-clogging structure of claim 1, wherein: the utility model discloses a noise reduction structure, including the pump body (8), the inboard of pump body (8) is provided with noise reduction structure (12), noise reduction structure (12) are including anticorrosive coating (1201), sound absorbing layer (1202) and puigging (1203), install the inboard at the pump body (8) in puigging (1203), sound absorbing layer (1202) are installed to the one end of puigging (1203), and anticorrosive coating (1201) are installed to the one end of sound absorbing layer (1202).