CN219139402U - Down-draft submersible electric pump - Google Patents
Down-draft submersible electric pump Download PDFInfo
- Publication number
- CN219139402U CN219139402U CN202320254253.6U CN202320254253U CN219139402U CN 219139402 U CN219139402 U CN 219139402U CN 202320254253 U CN202320254253 U CN 202320254253U CN 219139402 U CN219139402 U CN 219139402U
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- motor
- guide
- shell
- water
- fixing flange
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A20/00—Water conservation; Efficient water supply; Efficient water use
- Y02A20/20—Controlling water pollution; Waste water treatment
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Abstract
The utility model relates to a downdraft submersible pump, which belongs to the technical field of water pumps and comprises a submersible pump body, wherein the submersible pump body comprises a motor, a guide shell and a guide cover, the guide shell is arranged at the front end of the motor, an impeller shell is arranged at the front end of the guide shell, a water inlet joint is arranged at the front end of the impeller shell, a rotating shaft of the motor sequentially penetrates through the guide shell and the impeller shell, the end part of the motor is arranged on the water inlet joint, a plurality of impellers are arranged in the impeller shell, a water guide channel is arranged on the circumference of the guide shell, the guide cover is sleeved outside the motor, one end of the guide cover is connected to the guide shell, a water outlet is arranged at the other end of the guide cover, a water guide channel is formed between the guide cover and the motor, and a plurality of sealing rings are arranged between the rotating shaft of the motor and the guide shell.
Description
Technical Field
The utility model relates to a downdraft submersible electric pump, and belongs to the technical field of water pumps.
Background
At present, the existing mine tunnel and tunnel are drained, and as the water level is too shallow, the impeller of the traditional submersible pump is arranged on the upper part, and the motor is arranged on the lower part, so that the water pump cannot work; the sewage pump is generally high in lift and cannot be pulled up, the motor cannot be exposed for a long time, and the motor is easy to burn.
Disclosure of Invention
In order to solve the technical problems in the prior art, the utility model provides the down-draft submersible pump which is simple in structure, reasonable in design, capable of draining shallow water and long in service life.
In order to achieve the above purpose, the technical scheme adopted by the utility model is that the downdraft submersible pump comprises a submersible pump body, the submersible pump body comprises a motor, a guide shell and a guide cover, the guide shell is arranged at the front end of the motor, an impeller shell is arranged at the front end of the guide shell, a water inlet section is arranged at the front end of the impeller shell, a rotating shaft of the motor sequentially penetrates through the guide shell and the impeller shell, the end part of the impeller shell is arranged on the water inlet section, a plurality of impellers are arranged in the impeller shell, a water guide channel is arranged on the circumference of the guide shell, the guide cover is sleeved outside the motor, one end of the guide cover is connected to the guide shell, a water outlet is arranged at the other end of the guide cover, a water passing channel is formed between the guide cover and the motor, and a plurality of sealing rings are arranged between the rotating shaft of the motor and the guide shell.
Preferably, the motor is further connected with a lead tube, the lead tube extends to the outside of the air guide sleeve, and the lead tube is used for being connected with a motor power line.
Preferably, the air guide sleeve is also provided with a lifting lug.
Preferably, the shell comprises a base and a shaft hole, the center of the base is provided with the shaft hole, the circumference of the base is provided with a water guide channel, the water guide channel is provided with a through hole communicated with the impeller, one side of the base is also provided with a first fixing flange plate and a second fixing flange plate, the other side of the base is provided with a third fixing flange plate, the first fixing flange plate and the second fixing flange plate are respectively positioned at the inner side and the outer side of the water guide channel, the first fixing flange plate is connected with the motor through bolts, the second fixing flange plate is connected with the shell through bolts, and the third fixing flange plate is connected with the impeller shell through bolts.
Preferably, a cooling water cavity is further arranged at the rear part of the motor, and a water filling port and an exhaust port are arranged on the cooling water cavity.
Compared with the prior art, the utility model has the following technical effects: the utility model has simple structure and convenient use, adopts the arrangement structure that the impeller is arranged at the bottom and the motor is arranged at the top, and the outside of the motor is wrapped by the water channel, so that when the water is discharged, the water can continuously dissipate heat of the motor from the water channel, and the motor can be effectively prevented from being burnt; meanwhile, the whole structure is compact, small and portable.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Description of the embodiments
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
As shown in fig. 1, the downdraft submersible pump comprises a submersible pump body 1, wherein the submersible pump body 1 comprises a motor 2, a guide shell 3 and a guide shell 4, the guide shell 3 is installed at the front end of the motor 2, an impeller shell 5 is installed at the front end of the guide shell 3, a water inlet joint 6 is installed at the front end of the impeller shell 5, a rotating shaft of the motor 2 sequentially penetrates through the guide shell 3 and the impeller shell 5, the end part of the impeller shell 5 is installed on the water inlet joint 6, a plurality of impellers 7 are installed in the impeller shell 5, a water guide channel 8 is arranged on the circumference of the guide shell 3, the guide shell 4 is sleeved outside the motor 2, one end of the guide shell 4 is connected to the guide shell 3, a water outlet 9 is arranged at the other end of the guide shell, a water channel 10 is formed between the guide shell 4 and the motor 2, and a plurality of sealing rings 11 are arranged between the rotating shaft of the motor 2 and the guide shell.
According to the utility model, the water passing channel is arranged outside the motor, the impeller is positioned below the motor, and when water is pumped, the impeller sucks water from the bottom, and the water is taken out from the water outlet at the top along the water passing channel, so that the motor can be fully cooled in the water pumping process, the condition that the motor is burnt is avoided, and the service life of the motor is prolonged. Meanwhile, the motor adopts a permanent magnet synchronous motor, so that the volume is smaller, and the energy is saved. The rotating shaft and the pump shaft of the motor are a through shaft, and corresponding power is matched according to the needs of users, so that the flow and lift requirements of the users are met. A diversion shell is arranged between the motor and the impeller and is used for introducing water sucked by the impeller into the water passing channel. The motor 2 is also connected with a lead tube 12, the lead tube 12 extends to the outside of the air guide sleeve 4, and the lead tube 12 is used for connecting a motor power line, so that the wiring is convenient. Lifting lugs 13 are also arranged on the air guide sleeve 4, so that the air guide sleeve is convenient to hoist.
The guide shell 3 comprises a base 14 and a shaft hole 15, the center of the base 14 is provided with the shaft hole 15, the circumference of the base 14 is provided with a water guide channel 8, the water guide channel 8 is provided with a through hole 16 communicated with the impeller, one side of the base 14 is also provided with a first fixing flange 17 and a second fixing flange 18, the other side of the base 14 is provided with a third fixing flange 19, the first fixing flange 17 and the second fixing flange 18 are respectively positioned on the inner side and the outer side of the water guide channel 8, the first fixing flange 17 is connected with the motor 2 through bolts, the second fixing flange 18 is connected with the guide shell 4 through bolts, and the third fixing flange 19 is connected with the impeller shell 5 through bolts. The flow guiding shell is connected with the motor and the impeller shell, and water sucked by the impeller is introduced into the water passing channel through the through hole and the water guiding channel, so that the connection is simple and the use is convenient.
In addition, a cooling water cavity 20 is also arranged at the rear part of the motor 1, and a water filling port 21 and an exhaust port 22 are arranged on the cooling water cavity 20. Before the motor starts, the cooling water cavity is filled with clear water, so that the motor can be cooled, and the overheat condition of the motor is avoided.
The foregoing description of the preferred embodiment of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (5)
1. The utility model provides a down inhale formula submerged motor pump, includes the submerged motor pump body, its characterized in that: the submersible pump body comprises a motor, a guide shell and a guide cover, wherein the guide shell is arranged at the front end of the motor, an impeller shell is arranged at the front end of the guide shell, a water inlet joint is arranged at the front end of the impeller shell, a rotating shaft of the motor sequentially penetrates through the guide shell and the impeller shell, the end part of the rotating shaft is arranged on the water inlet joint, a plurality of impellers are arranged in the impeller shell, a water guide channel is arranged on the circumference of the guide shell, the guide cover is sleeved outside the motor, one end of the guide cover is connected to the guide shell, a water outlet is arranged at the other end of the guide cover, a water passing channel is formed between the guide cover and the motor, and a plurality of sealing rings are arranged between the rotating shaft of the motor and the guide shell.
2. The down-draft submersible electric pump of claim 1 wherein: the motor is also connected with a lead tube, the lead tube extends to the outside of the guide cover, and the lead tube is used for being connected with a motor power line.
3. The down-draft submersible electric pump of claim 1 wherein: and the air guide sleeve is also provided with a lifting lug.
4. The down-draft submersible electric pump of claim 1 wherein: the guide shell comprises a base body and a shaft hole, the center of the base body is provided with the shaft hole, the circumference of the base body is provided with a water guide channel, the water guide channel is provided with a through hole communicated with the impeller, one side of the base body is also provided with a first fixing flange plate and a second fixing flange plate, the other side of the base body is provided with a third fixing flange plate, the first fixing flange plate and the second fixing flange plate are respectively positioned at the inner side and the outer side of the water guide channel, the first fixing flange plate is connected with the motor through bolts, the second fixing flange plate is connected with the guide shell through bolts, and the third fixing flange plate is connected with the impeller shell through bolts.
5. The down-draft submersible electric pump of claim 1 wherein: the rear part of the motor is also provided with a cooling water cavity, and the cooling water cavity is provided with a water filling port and an exhaust port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320254253.6U CN219139402U (en) | 2023-02-20 | 2023-02-20 | Down-draft submersible electric pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320254253.6U CN219139402U (en) | 2023-02-20 | 2023-02-20 | Down-draft submersible electric pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219139402U true CN219139402U (en) | 2023-06-06 |
Family
ID=86602904
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320254253.6U Active CN219139402U (en) | 2023-02-20 | 2023-02-20 | Down-draft submersible electric pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219139402U (en) |
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2023
- 2023-02-20 CN CN202320254253.6U patent/CN219139402U/en active Active
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