CN216518682U

CN216518682U - Axial flow pump for sewage treatment and reuse

Info

Publication number: CN216518682U
Application number: CN202123139172.1U
Authority: CN
Inventors: 陈列军
Original assignee: Shenzhen Jiancheng Electromechanical Equipment Co ltd
Current assignee: Shenzhen Jiancheng Electromechanical Equipment Co ltd
Priority date: 2021-12-14
Filing date: 2021-12-14
Publication date: 2022-05-13
Anticipated expiration: 2031-12-14

Abstract

The utility model discloses an axial flow pump for sewage treatment and recycling, which comprises a circulation pipeline, wherein a transmission shaft is arranged in the circulation pipeline, the bottom of the transmission shaft is fixedly connected with an impeller, the top of the impeller is provided with a conical fixed block, and the outer surface of the conical fixed block is provided with a guide vane; according to the utility model, the radiating blades are arranged on the transmission shafts on the two sides of the rotor to improve the air flow, when the motor is electrified, the rotor drives the transmission shafts, and the transmission shafts drive the radiating blades to rotate, so that hot air in the motor can be discharged through the radiating cover, and the motor can be prevented from being burnt out due to overhigh temperature in the motor shell; the filter screen can effectively prevent garbage in sewage from entering the inside of the circulating pipeline, prevent the impeller and the guide vane which rotate at high speed from contacting with the garbage, and prevent the impeller and the guide vane from being damaged, thereby prolonging the service life; through setting up sealed lid and sealed the pad, improved the device's sealed effect, prevent that sewage from spilling over.

Description

Axial flow pump for sewage treatment and reuse

Technical Field

The utility model relates to the technical field of sewage treatment, in particular to an axial flow pump for sewage treatment and reuse.

Background

The axial-flow pump is characterized in that the axial-flow pump enables liquid to be conveyed along the axial direction by acting force of blades of a rotating impeller on the liquid, and the axial-flow pump comprises a plurality of vertical type, horizontal type, inclined type and through-flow type, wherein a large axial-flow pump 664 sleeve is developed in China from 1961, and the specific revolution n of the pump is respectively 500, 700, 850, 1000, 1250, 1400, 1600 and the like; the diameters of the rotating wheels are 1.6m, 2.0m, 2.8m, 3.0m, 3.1m, 4.0m and 4.5m, and the total installed capacity is 63 ten thousand kW when a large axial flow pump station is built in 16 provinces, cities and autonomous regions such as Jiangsu, Hubei, Hunan, Anhui, Guangdong, Tianjin, Shandong, Shanxi, Shaanxi, Xinjiang and the like;

the existing axial flow pump for sewage treatment and recycling is characterized in that a motor needs to run for a long time, the heat dissipation effect is poor, the internal temperature of the motor is too high, and the motor is easily burnt out.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, an object of the present invention is to provide an axial flow pump for sewage treatment and recycling, in which heat dissipation blades are disposed on transmission shafts on both sides of a rotor to improve air flow, when a motor is powered on, the rotor drives the transmission shafts, and the transmission shafts drive the heat dissipation blades to rotate, so that hot air inside the motor can be discharged through a heat dissipation cover, thereby preventing the motor from being burned out due to an excessively high temperature inside the motor casing, and increasing the practicability of the device.

In order to realize the purpose of the utility model, the utility model is realized by the following technical scheme: the utility model provides an axial-flow pump for sewage treatment recycles, includes circulation pipeline, circulation pipeline's inside is provided with the transmission shaft, the bottom fixedly connected with impeller of transmission shaft, the top of impeller is equipped with the toper fixed block, the surface of toper fixed block is provided with the stator, circulation pipeline is close to transmission shaft department is provided with sealing mechanism, the transmission shaft is kept away from the one end of impeller is provided with can be from radiating power unit.

The further improvement lies in that: sealing mechanism includes bearing cartridge, waterproof bearing, sealed lid, first mounting panel, second mounting panel and bolt, the circulation pipeline is close to transmission shaft department fixedly connected with bearing cartridge, the transmission shaft is close to the surface cover of bearing cartridge department is equipped with waterproof bearing, waterproof bearing inlays to be located the inside of bearing cartridge, the top of bearing cartridge is provided with sealed lid, the first mounting panel of the equal fixedly connected with in bottom both sides of sealed lid, the bottom of first mounting panel all is provided with the second mounting panel, the second mounting panel with bearing cartridge fixed connection, the inside of first mounting panel is provided with the bolt, the bottom of bolt with second mounting panel threaded connection.

The further improvement lies in that: the inside of first mounting panel is provided with sealed the pad, sealed pad with first mounting panel looks adaptation.

The further improvement lies in that: the power mechanism comprises a motor shell, a heat dissipation cover, a rotor, a stator and heat dissipation blades, wherein the motor shell is arranged at the top end of the transmission shaft, the heat dissipation covers are fixedly connected to the two ends of the motor shell, the transmission shaft is rotatably connected with the heat dissipation cover, the transmission shaft is located on the outer surface of the inner portion of the motor shell, the rotor is close to the stator fixedly connected to the rotor, the heat dissipation blades are arranged at the two ends of the rotor, and the heat dissipation blades are fixedly connected with the transmission shaft.

The further improvement lies in that: the inner wall of the bottom of the circulating pipeline is provided with a filter screen, and the filter screen is fixedly connected with the circulating pipeline.

The further improvement lies in that: the outer surface of the circulation pipeline is fixedly connected with stabilizing blocks on two sides, and bolt holes are formed in the middle of the stabilizing blocks.

The utility model has the beneficial effects that: according to the utility model, the radiating blades are arranged on the transmission shafts on the two sides of the rotor to improve the air flow, when the motor is electrified, the rotor drives the transmission shafts, and the transmission shafts drive the radiating blades to rotate, so that hot air in the motor can be discharged through the radiating cover, and the motor can be prevented from being burnt out due to overhigh temperature in the motor shell; the filter screen can effectively prevent garbage in sewage from entering the inside of the circulating pipeline, prevent the impeller and the guide vane which rotate at high speed from contacting with the garbage, and prevent the impeller and the guide vane from being damaged, thereby prolonging the service life; through setting up sealed lid and sealed the pad, improved the device's sealed effect, prevent that sewage from spilling over.

Drawings

FIG. 1 is a front cross-sectional view of the present invention.

Fig. 2 is an enlarged structural schematic diagram of a part a in fig. 1.

Fig. 3 is an enlarged structural schematic diagram of a part B in fig. 1.

Wherein: 1. a flow conduit; 2. a drive shaft; 3. an impeller; 4. a conical fixed block; 5. a guide vane; 6. a bearing cartridge; 7. a waterproof bearing; 8. a sealing cover; 9. a first mounting plate; 10. a second mounting plate; 11. a bolt; 12. a gasket; 13. a motor housing; 14. a heat dissipation cover; 15. a rotor; 16. a stator; 17. a heat dissipating fin; 18. filtering with a screen; 19. a stabilizing block; 20. bolt holes.

Detailed Description

In order to further understand the present invention, the following detailed description will be made with reference to the following examples, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

According to fig. 1 to 3, the present embodiment provides an axial flow pump for sewage treatment and reuse, including a flow pipe 1, a transmission shaft 2 is disposed inside the flow pipe 1, an impeller 3 is fixedly connected to the bottom of the transmission shaft 2, a conical fixing block 4 is disposed at the top of the impeller 3, a guide vane 5 is disposed on the outer surface of the conical fixing block 4, a sealing mechanism is disposed at a position of the flow pipe 1 close to the transmission shaft 2, and a power mechanism capable of self-dissipating heat is disposed at one end of the transmission shaft 2 far from the impeller 3.

Sealing mechanism includes bearing cartridge 6, waterproof bearing 7, sealed lid 8, first mounting panel 9, second mounting panel 10 and bolt 11, circulating pipe 1 is close to 2 fixedly connected with bearing cartridges 6 of transmission shaft, the surface cover that transmission shaft 2 is close to 6 departments of bearing cartridges is equipped with waterproof bearing 7, waterproof bearing 7 inlays the inside of locating bearing cartridge 6, the top of bearing cartridge 6 is provided with sealed lid 8, the equal first mounting panel 9 of fixedly connected with in bottom both sides of sealed lid 8, the bottom of first mounting panel 9 all is provided with second mounting panel 10,

second mounting panel

10 and 6 fixed connection of bearing cartridge, the inside of first mounting panel 9 is provided with bolt 11, the bottom and the 10 threaded connection of second mounting panel of bolt 11, the sealed effect that should be used for the axial-flow pump of sewage treatment recycle has been improved, prevent that sewage from overflowing.

The inside of first mounting panel 9 is provided with sealed 12 of filling up, and sealed 12 and the looks adaptation of first mounting panel 9 of filling up have further improved the leakproofness between sealed lid 8 and the transmission shaft 2, prevent that sewage from spilling over, have improved the practicality.

Power unit includes motor casing 13, cooling cover 14, rotor 15, stator 16 and radiating blade 17, the top of transmission shaft 2 is provided with motor casing 13, the equal fixedly connected with cooling cover 14 in both ends of motor casing 13, transmission shaft 2 rotates with cooling cover 14 to be connected, outer fixed surface that transmission shaft 2 is located the inside department of motor casing 13 is connected with rotor 15, motor casing 13 is close to rotor 15 fixedly connected with stator 16, rotor 15's both ends are provided with radiating blade 17, radiating blade 17 and 2 fixed connection of transmission shaft, prevent after the motor circular telegram, produce higher heat when inside rotor 15 drives the transmission shaft rotation, the flow velocity of air has been increased, and then the radiating effect has been improved, the life of motor has been prolonged.

The inner wall of the bottom of the circulation pipeline 1 is provided with the filter screen 18, the filter screen 18 is fixedly connected with the circulation pipeline 1, so that the garbage in sewage can be effectively prevented from entering the circulation pipeline 1, the impeller 3 and the guide vane 5 rotating at a high speed are prevented from contacting with the garbage, the impeller 3 and the guide vane 5 are damaged, and the service life is prolonged.

The equal fixedly connected with in surface both sides of circulation pipeline 1 stabilizes piece 19, and bolt hole 20 has all been seted up at the middle part of stabilizing piece 19, and the convenience and the practicality of the device have been increased to the fixed circulation pipeline 1 of person of facilitating the use installation.

When in use, the device is firstly moved to a designated position, then the motor shell 13 is fixed, meanwhile, the circulation pipeline 1 is fixedly installed through the bolt holes 20 on the stabilizing block 19, the power supply is connected externally, the rotor 15 rotates through the matching with the stator 16, the rotor 15 drives the transmission shaft 2, the transmission shaft 2 simultaneously drives the radiating blades 17, the impeller 3, the conical fixing block 4 and the guide vane 5 to rotate, the impeller 3, the conical fixing block 4 and the guide vane 5 can rotate to convey sewage through the circulation pipeline 1, meanwhile, the heat dissipation blades 17 rotate, so that the air flow speed in the motor shell 13 can be increased, hot air in the motor shell 13 is discharged through the heat dissipation cover 14, the phenomenon that the temperature in the motor shell is too high and the rotor 15 is burnt out is avoided, the service life is prolonged, the replacement period is prolonged, and the use method of the axial flow pump for sewage treatment and recycling is completed.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an axial-flow pump for sewage treatment recycles which characterized in that: including circulation pipeline (1), the inside of circulation pipeline (1) is provided with transmission shaft (2), the bottom fixedly connected with impeller (3) of transmission shaft (2), the top of impeller (3) is equipped with toper fixed block (4), the surface of toper fixed block (4) is provided with stator (5), circulation pipeline (1) is close to transmission shaft (2) department is provided with sealing mechanism, keep away from transmission shaft (2) the one end of impeller (3) is provided with can be from radiating power unit.

2. The axial flow pump for wastewater treatment reuse according to claim 1, wherein: the sealing mechanism comprises a bearing cylinder (6), a waterproof bearing (7), a sealing cover (8), a first mounting plate (9), a second mounting plate (10) and bolts (11), the circulating pipeline (1) is close to the bearing cylinder (6) fixedly connected with the transmission shaft (2), the outer surface sleeve of the transmission shaft (2) close to the bearing cylinder (6) is provided with the waterproof bearing (7), the waterproof bearing (7) is embedded in the bearing cylinder (6), the top of the bearing cylinder (6) is provided with the sealing cover (8), both sides of the bottom of the sealing cover (8) are fixedly connected with the first mounting plate (9), the bottom of the first mounting plate (9) is provided with the second mounting plate (10), the second mounting plate (10) is fixedly connected with the bearing cylinder (6), the bolts (11) are arranged in the first mounting plate (9), the bottom of the bolt (11) is in threaded connection with the second mounting plate (10).

3. The axial flow pump for wastewater treatment reuse according to claim 2, wherein: the inside of first mounting panel (9) is provided with sealed pad (12), sealed pad (12) with first mounting panel (9) looks adaptation.

4. The axial flow pump for wastewater treatment reuse according to claim 1, wherein: power unit includes motor casing (13), cooling cover (14), rotor (15), stator (16) and radiator vane (17), the top of transmission shaft (2) is provided with motor casing (13), the equal fixedly connected with cooling cover (14) in both ends of motor casing (13), transmission shaft (2) with cooling cover (14) rotate and are connected, transmission shaft (2) are located the fixed surface of motor casing (13) inside department is connected with rotor (15), motor casing (13) are close to rotor (15) department fixedly connected with stator (16), the both ends of rotor (15) are provided with radiator vane (17), radiator vane (17) with transmission shaft (2) fixed connection.

5. The axial flow pump for wastewater treatment reuse according to claim 1, wherein: the inner wall of the bottom of the circulating pipeline (1) is provided with a filter screen (18), and the filter screen (18) is fixedly connected with the circulating pipeline (1).

6. The axial flow pump for wastewater treatment reuse according to claim 1, wherein: the outer surface of the circulation pipeline (1) is fixedly connected with stabilizing blocks (19) on two sides, and bolt holes (20) are formed in the middle of each stabilizing block (19).