CN215058200U

CN215058200U - Horizontal multi-stage single-suction centrifugal pump

Info

Publication number: CN215058200U
Application number: CN202120382411.7U
Authority: CN
Inventors: 刘劲
Original assignee: Jiangsu Suzhong Pump Manufacture Co ltd
Current assignee: Jiangsu Suzhong Pump Manufacture Co ltd
Priority date: 2021-02-20
Filing date: 2021-02-20
Publication date: 2021-12-07
Anticipated expiration: 2031-02-20

Abstract

The utility model relates to the technical field of water pumps, and discloses a horizontal multi-stage single-suction centrifugal pump, which comprises a pump body, wherein a water outlet pipe is communicated on the pump body, a water inlet pipe is communicated on the pump body, a frame plate is arranged in the water inlet pipe, a filter screen is arranged in the frame plate, a brush is arranged in the water inlet pipe, the surface of the water inlet pipe is connected with a box body, a hollow pipe is arranged in the box body, the bottom end of the hollow pipe penetrates through the surface of the water inlet pipe and is communicated with the inside of the water inlet pipe, the inner wall of the hollow pipe is provided with a chute, a sliding block is connected on the chute, the other end of the sliding block is fixedly connected with a vertical rod, the bottom end of the vertical rod is fixedly connected with the brush, the horizontal multi-stage single-suction centrifugal pump can block impurities outside by arranging the frame plate to match with the filter screen, and prevents the impurities in water from entering the pump body to influence the pumping effect of the pump body, the service life of the pump body is prolonged, and the probability of the pump body breaking down is reduced.

Description

Horizontal multi-stage single-suction centrifugal pump

Technical Field

The utility model relates to a water pump technical field specifically is a horizontal multistage single suction centrifugal pump.

Background

The horizontal multi-stage centrifugal pump has the characteristics of high efficiency, wide performance range, safe and stable operation, low noise, long service life, convenience in installation and maintenance and the like. For transporting fresh water or other liquids having similar physicochemical properties to water. The water supply and drainage device is mainly suitable for various purposes such as water supply and drainage of urban high-rise buildings, water supply and drainage of factories and mines, long-distance water delivery, water supply in production process circulation, heating ventilation air conditioning circulation, domestic water and the like.

In the prior art, some horizontal multi-stage single-suction centrifugal pumps can only convey clean water, impurities in water are easily sucked into a pump body, the overall water pumping effect is affected when the impurities enter the pump body, and the impurities in the pump body are not easy to clean.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a horizontal multistage single suction centrifugal pump has solved the problem that the background art provided.

(II) technical scheme

For the purpose of realizing above-mentioned stifled, the clearance of being convenient for, the utility model provides a following technical scheme: the utility model provides a horizontal multistage single suction centrifugal pump, includes the pump body, the intercommunication has the outlet pipe on the pump body, the intercommunication has the inlet tube on the pump body, be provided with the frame plate in the inlet tube, be provided with the filter screen in the frame plate, be provided with the brush in the inlet tube, the surface connection of inlet tube has the box, be provided with the hollow tube in the box, the bottom of hollow tube runs through the surface of inlet tube and the inside intercommunication of inlet tube, the spout has been seted up to the inner wall of hollow tube, sliding connection slider on the spout, the other end fixedly connected with vertical pole of slider, the bottom and the brush fixed connection of vertical pole, be provided with actuating mechanism in the box.

Preferably, actuating mechanism includes the rack, the rack is with the upper end fixed connection of vertical pole, the right-hand member meshing of rack is connected with first gear, first gear rotates with the inner wall of box to be connected, the meshing is connected with the second gear on the first gear, the second gear meshes with the rack and is connected, the back lateral wall fixedly connected with motor of box, the output of motor runs through the back lateral wall and the second gear fixed connection of box.

Preferably, the upper surface of the box body is provided with a movable opening, and the volume of the movable opening is larger than that of the rack.

Preferably, the surface of the water inlet pipe is communicated with a sewage discharge pipe, and the surface of the port of the sewage discharge pipe is in threaded connection with a cover.

Preferably, the teeth on the second gear are fewer than the teeth on the first gear.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of horizontal multistage single suction centrifugal pump through setting up frame plate cooperation filter screen, can block impurity outside, avoids the impurity of aquatic to enter into the inside effect of drawing water that influences the pump body of the pump body, has improved the life of the pump body, has reduced the probability that the pump body broke down.

2. This kind of horizontal multistage single suction centrifugal pump can drive the rack through setting up motor, first gear cooperation second gear and reciprocate the position, will drive the vertical pole when the rack reciprocates the position and reciprocate the position, will drive the brush when the vertical pole reciprocates the position and reciprocate the position, and the brush of being convenient for falls the impurity of adhesion on the filter screen for the clearance, avoids impurity jam filter screen.

Drawings

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

FIG. 2 is a schematic top view of the middle box body of the present invention;

fig. 3 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1. a pump body; 2. a water outlet pipe; 3. a water inlet pipe; 4. a frame plate; 5. a filter screen; 6. a brush; 7. a box body; 8. a hollow tube; 9. a chute; 10. a slider; 11. a vertical rod; 12. a rack; 13. a first gear; 14. a second gear; 15. a motor; 16. a movable opening; 17. a blow-off pipe; 18. and a cover.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-3, a horizontal multi-stage single-suction centrifugal pump comprises a pump body 1, a water outlet pipe 2 is communicated with the pump body 1, a water inlet pipe 3 is communicated with the pump body 1, a sewage discharge pipe 17 is communicated with the surface of the water inlet pipe 3, a cover 18 is in threaded connection with the end surface of the sewage discharge pipe 17, the sewage discharge pipe 17 is matched with the cover 18 to facilitate the removal of impurities in the water inlet pipe 3 and improve the practicability, a frame plate 4 is arranged in the water inlet pipe 3, a filter screen 5 is arranged in the frame plate 4, a brush 6 is arranged in the water inlet pipe 3, a box body 7 is connected with the surface of the water inlet pipe 3, a movable port 16 is arranged on the upper surface of the box body 7, the volume of the movable port 16 is larger than that of a rack 12, the rack 12 is convenient to move upwards by arranging the movable port 16 to avoid the rack 12 from abutting against the upper wall of the box body 7, a hollow pipe 8 is arranged in the box body 7, the bottom end of the hollow pipe 8 penetrates through the surface of the water inlet pipe 3 and is communicated with the interior of the water inlet pipe 3, the inner wall of the hollow pipe 8 is provided with a chute 9, the chute 9 is connected with a slide block 10 in a sliding way, the other end of the slide block 10 is fixedly connected with a vertical rod 11, the bottom end of the vertical rod 11 is fixedly connected with the brush 6, a driving mechanism is arranged in the box body 7 and comprises a rack 12, the rack 12 is fixedly connected with the upper end of the vertical rod 11, the right end of the rack 12 is meshed and connected with a first gear 13, the first gear 13 is rotatably connected with the inner wall of the box body 7, a second gear 14 is meshed and connected with the first gear 13, the gear teeth on the second gear 14 are less than the gear teeth on the first gear 13, the gear teeth on the second gear 14 are less than the gear teeth on the first gear 13, the position of the rack 12 is convenient to move up and down, impurities adhered to the filter screen 5 are convenient to clean, the second gear 14 is meshed with the rack 12 and is connected with the rear side wall of the box body 7, the motor 15 is fixedly connected to the rear side wall of the box body 7, and the output end of the motor 15 penetrates through the rear side wall of the box body 7 and is fixedly connected with the second gear 14.

The working principle is as follows: when the water purifier is used, the control switch of the pump body 1 is firstly turned on, at the moment, the pump body 1 pumps water through the water inlet pipe 3, impurities in water are blocked outside by the filter screen 5, at the moment, the control switch of the motor 15 is turned on, at the moment, the motor 15 controls the second gear 14 to rotate, when the gear teeth of the second gear 14 are meshed with the rack 12, the rack 12 is driven to ascend, when the rack 12 ascends, the vertical rod 11 is driven to ascend, when the vertical rod 11 ascends, the brush 6 is driven to ascend, at the moment, the brush 6 cleans the impurities adhered to the filter screen 5, when the gear teeth of the second gear 14 are meshed with the first gear 13, the first gear 13 is driven to rotate, when the first gear 13 rotates, the rack 12 is driven to move downwards, when the rack 12 moves upwards, the vertical rod 11 is driven to move downwards, when the vertical rod 11 moves downwards, the brush 6 is driven to move downwards, the brush 6 can efficiently clean the filter screen 5 all the time by the reciprocating movement mode, and the filter screen 5 is prevented from being blocked by impurities to influence the water pumping effect of the pump body 1.

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

Claims

1. A horizontal multi-stage single-suction centrifugal pump comprises a pump body (1);

the method is characterized in that:

the pump body (1) is communicated with a water outlet pipe (2), the pump body (1) is communicated with a water inlet pipe (3), a frame plate (4) is arranged in the water inlet pipe (3), a filter screen (5) is arranged in the frame plate (4), a brush (6) is arranged in the water inlet pipe (3), the surface of the water inlet pipe (3) is connected with a box body (7), a hollow pipe (8) is arranged in the box body (7), the bottom end of the hollow pipe (8) penetrates through the surface of the water inlet pipe (3) and is communicated with the interior of the water inlet pipe (3), the inner wall of the hollow pipe (8) is provided with a sliding chute (9), the sliding chute (9) is connected with a sliding block (10) in a sliding way, the other end of the sliding block (10) is fixedly connected with a vertical rod (11), the bottom end of the vertical rod (11) is fixedly connected with the hairbrush (6), and a driving mechanism is arranged in the box body (7).

2. The horizontal multistage single suction centrifugal pump according to claim 1, characterized in that: actuating mechanism includes rack (12), the upper end fixed connection of rack (12) and vertical pole (11), the right-hand member meshing of rack (12) is connected with first gear (13), first gear (13) rotate with the inner wall of box (7) and are connected, the meshing is connected with second gear (14) on first gear (13), second gear (14) are connected with rack (12) meshing, the back lateral wall fixedly connected with motor (15) of box (7), the output of motor (15) runs through the back lateral wall and second gear (14) fixed connection of box (7).

3. The horizontal multistage single suction centrifugal pump according to claim 1, characterized in that: the upper surface of the box body (7) is provided with a movable opening (16), and the volume of the movable opening (16) is larger than that of the rack (12).

4. The horizontal multistage single suction centrifugal pump according to claim 1, characterized in that: the surface of the water inlet pipe (3) is communicated with a sewage discharge pipe (17), and the surface of the port of the sewage discharge pipe (17) is in threaded connection with a cover (18).

5. The horizontal multistage single suction centrifugal pump according to claim 2, characterized in that: the teeth of the second gear (14) are fewer than the teeth of the first gear (13).