CN214092340U

CN214092340U - Cutting type hydraulic sewage pump

Info

Publication number: CN214092340U
Application number: CN202023019424.2U
Authority: CN
Inventors: 祝国和
Original assignee: Taizhou Hongzhu Machinery Co ltd
Current assignee: Taizhou Hongzhu Machinery Co ltd
Priority date: 2020-12-15
Filing date: 2020-12-15
Publication date: 2021-08-31
Anticipated expiration: 2030-12-15

Abstract

The utility model provides a cutting type hydraulic sewage pump belongs to sewage treatment technical field. It has solved the problem of current sewage pump runner jam. This cutting type hydraulic sewage pump, including the pump body and the impeller of constituteing by a plurality of blades and power shaft, be provided with the drain on the pump body, one serves the hydraulic motor who can drive impeller rotation work that is provided with to the pump body, is provided with on the pump body bottom and supplies sewage to get into the water inlet in the pump body, and water inlet department just is located and is provided with the agitating unit that can stir the cutting to the debris in the sewage in the pump body, and agitating unit is by hydraulic motor control work. The utility model has the advantages of simple structure, prevent blockking up, small, portable and the security performance is high.

Description

Cutting type hydraulic sewage pump

Technical Field

The utility model belongs to the technical field of sewage treatment, a cutting type hydraulic sewage pump is related to.

Background

The sewage pump belongs to one of centrifugal impurity pumps, and has various forms: the most common submersible sewage pump is a QW type submersible sewage pump, and the most common dry sewage pump is a W type horizontal sewage pump and a WL type vertical sewage pump, and is mainly used for conveying medium containing solid particles such as fibers, paper scraps and the like in municipal sewage, excrement or liquid, the temperature of the conveyed medium is usually not more than 80 ℃, the conveyed medium contains fibers which are easy to wind or bunch, the pump flow passage is easy to block, and the pump cannot normally work or even burns a motor once being blocked, so that the sewage discharge is not smooth. Bringing serious influence to city life and environmental protection.

Disclosure of Invention

The utility model aims at the above-mentioned problem that exists among the prior art, a fluid pressure type sewage pump that can cut the inside impurity of sewage is provided.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides a cutting type hydraulic sewage pump, includes the pump body and the impeller of constituteing by a plurality of blades and power shaft, its characterized in that, the pump body on be provided with the drain, pump body one end on be provided with the hydraulic motor that can drive the rotatory work of impeller, pump body bottom on be provided with and supply sewage to get into the water inlet in the pump body, water inlet department and be located and be provided with the agitating unit that can stir the cutting to the debris in the sewage in the pump body, agitating unit by hydraulic motor control work.

In the above cutting type hydraulic sewage pump, the stirring device is composed of a stirring shaft disposed in the pump body and connected with the power shaft in a matching manner, and a plurality of cutting blades disposed on the stirring shaft and used for cutting impurities.

In foretell cutting type hydraulic sewage pump, a plurality of the cutting piece all be the bending form, and a plurality of the back of cutting piece is the back cutting part that has the curvature, openly for having the preceding cutting part that inwards is the arc and offers.

In the above cutting type hydraulic sewage pump, the number of the cutting blades is four, and an included angle α is formed between two adjacent cutting blades.

In the cutting type hydraulic sewage pump, the stirring shaft is connected with a fixing bolt for fixing and limiting the stirring device.

Compared with the prior art, this cutting type hydraulic sewage pump has simple structure, portable and the high advantage of security performance, has set up the agitating unit that can stir the cutting with the debris in the sewage in water inlet department, can effectually avoid sewage pump's runner to be blockked up by debris for sewage pump's life improves greatly.

Drawings

Fig. 1 is a schematic perspective view of the cutting type hydraulic sewage pump.

Fig. 2 is a schematic structural view of the stirring device of the cutting type hydraulic sewage pump.

In the figure, 1, a pump body; 2. an impeller; 3. a power shaft; 4. a hydraulic motor; 5. a sewage draining outlet; 6. a water inlet; 7. a stirring device; 8. a stirring shaft; 9. cutting the slices; 10. a front blade section; 11. a rear blade section; 12. the included angle alpha; 13. and (5) fixing the bolt.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1 and figure 2, the cutting type hydraulic sewage pump comprises a pump body 1 and an impeller 2 composed of a plurality of blades and a power shaft 3, wherein the plurality of blades are circumferentially distributed on the power shaft 3, a sewage discharge outlet 5 is arranged on the pump body 1, a hydraulic motor 4 capable of driving the impeller 2 to rotate is arranged at one end of the pump body 1, the hydraulic motor 4 drives the plurality of blades to rotate by driving the power shaft 3, a water inlet 6 for sewage to enter the pump body 1 is arranged at the bottom of the pump body 1, a stirring device 7 capable of stirring and cutting impurities in the sewage is arranged at the position of the water inlet 6 and positioned in the pump body 1, the stirring device 7 is controlled by the hydraulic motor 4 to work, the hydraulic motor 4 synchronously drives the power shaft 3 and the stirring device 7 to rotate so that the stirring device 7 cuts the impurities in the sewage, the impurities are prevented from entering the pump body 1 to cause the blockage of a flow channel, the impeller 2 is arranged in the pump body 1, and 3 covers of power shaft locate the (mixing) shaft 8 in agitating unit 7 and fix spacingly through fixing bolt 13, make hydraulic motor 4 also drive agitating unit 7 and stir cutting work when driving impeller 2 during operation, this sewage pump has changed the operation mode of traditional sewage pump, adopt hydraulic motor 4 as the drive, replaced the tradition to pass through motor drive sewage pump work, make when manual work, personnel's safety has obtained very big guarantee, still be provided with agitating unit 7 on this sewage pump and cut the debris in the sewage, the problem of the frequent jam of runner in the traditional sewage pump of effectual solution.

Preferentially, the stirring device 7 consists of a stirring shaft 8 which is arranged in the pump body 1 and is in fit connection with the power shaft 3 and a plurality of cutting pieces 9 which are arranged on the stirring shaft 8 and are used for cutting sundries.

Preferentially, a plurality of cutting blade 9 all is crooked form, and a plurality of cutting blade 9's the back is for having the back cutting part 11 of curvature, openly for having the inside front edge 10 that is the arc and offers.

Preferably, the number of the plurality of cutting blades 9 is four, and an included angle α 12 is formed between two adjacent cutting blades 9.

Preferentially, the stirring shaft 8 is connected with a fixing bolt 13 for fixing and limiting the stirring device 7, and the stirring shaft 8 is fixed on the power shaft 3 in the pump body 1 through the fixing bolt 13.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims

1. The utility model provides a cutting type hydraulic sewage pump, includes the pump body (1) and impeller (2) of constituteing by a plurality of blades and power shaft (3), its characterized in that, the pump body (1) on be provided with drain (5), one of the pump body (1) serve and be provided with hydraulic motor (4) that can drive impeller (2) rotation work, pump body (1) bottom on be provided with water inlet (6) that supply sewage to get into in the pump body (1), water inlet (6) locate and be located and be provided with agitating unit (7) that can stir the cutting to the debris in the sewage in the pump body (1), agitating unit (7) by hydraulic motor (4) control work.

2. The cutting type hydraulic sewage pump according to claim 1, wherein the stirring device (7) is composed of a stirring shaft (8) arranged in the pump body (1) and connected with the power shaft (3) in a matching way, and a plurality of cutting blades (9) arranged on the stirring shaft (8) and used for cutting sundries.

3. The hydraulic sewage pump of cutting type as claimed in claim 2, wherein said plurality of cutting blades (9) are curved, and the back surface of said plurality of cutting blades (9) is a rear blade (11) with curvature, and the front surface is a front blade (10) with inward arc.

4. Cutting hydraulic sewage pump according to claim 2, characterised in that the number of cutting discs (9) is four and that there is an angle α (12) between two adjacent cutting discs (9).

5. The cutting type hydraulic sewage pump according to claim 2, characterised in that the stirring shaft (8) is connected with a fixing bolt (13) for fixing and limiting the stirring device (7).