CN212615428U - Immersible pump with filtering capability - Google Patents
Immersible pump with filtering capability Download PDFInfo
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- CN212615428U CN212615428U CN202020798393.6U CN202020798393U CN212615428U CN 212615428 U CN212615428 U CN 212615428U CN 202020798393 U CN202020798393 U CN 202020798393U CN 212615428 U CN212615428 U CN 212615428U
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- pump
- impeller
- pump body
- vacuum pump
- submersible pump
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Abstract
The utility model discloses a immersible pump with filtering capability, including the pump body, power, stator motor, oil blanket, bearing, impeller, screen panel, delivery port, filter screen, vacuum pump, detection device, linked switch, impeller bolt. The abrasion of the impeller and the bearing part is the most serious in mechanical abrasion, the invention increases the filtering function and increases the water inflow by utilizing the negative pressure effect, thereby preventing blocky particles in sewage from entering the pump body of the submersible pump without influencing the water inflow efficiency, greatly reducing the abrasion of the bearing and the impeller, prolonging the service life of the submersible pump, increasing the lift of the submersible pump due to reducing the mechanical loss caused by the abrasion of the bearing and the impeller, and further improving the overall efficiency of the submersible pump.
Description
Technical Field
The utility model belongs to the immersible pump field relates to a immersible pump with filtering capability.
Background
The submersible pump has the advantages of small volume, convenient installation, reliable performance and the like, and is widely applied to drainage work of a plurality of occasions such as mines, underground rescue and the like. The working environment of the submersible pump is generally mixed sewage containing silt, gangue or coal dust and the like and containing blocky particles, the blocky particles enter a pump body and are contacted with parts running at a high speed, particularly a shaft, so that the problem of serious mechanical abrasion is caused, the abrasion directly causes the problem of short service life of the submersible pump in China at present, and the service life of the submersible pump produced in China at present is about one tenth of the service life of the submersible pump imported. Traditional immersible pump is equipped with some simple screen panels at pump body entrance, but this kind of screen panel is to preventing that great cubic granule from getting into the pump body and playing, has reduced the mesh of screen panel when people hope the filter function of screen panel stronger, but the mesh is less and less there is the counteraction to the inflow. The smaller the mesh is, the more the water inlet efficiency is affected, thereby limiting the lift of the submersible pump.
SUMMERY OF THE UTILITY MODEL
In order to solve the disadvantages and shortcomings, the utility model provides a submersible pump with filtering function.
A submersible pump with a filtering function comprises a pump body, a power supply, a stator motor, an oil seal, a shaft, an impeller, a mesh enclosure and a water outlet. The power supply is positioned above the stator motor, the stator motor is positioned above the oil seal, the pump body is positioned below the oil seal, a water outlet is arranged on the side of the pump body, and an impeller is arranged in the pump body; a filter screen is arranged below the impeller, a vacuum pump is arranged at the pump body above the filter screen below the oil seal, and a linkage switch is arranged on a pipeline of the vacuum pump; the pump body is provided with a detection device, and the detection device is positioned at the top of the pump body and below the vacuum pump interface; a linkage switch on the vacuum pump is linked with the detection device; the impeller is fixed on the shaft, the bottom end of the shaft is provided with an impeller bolt, and the lower part of the pump body is connected with a mesh enclosure;
preferably, the pump body is connected with a vacuum pump, and an opening of the vacuum pump is positioned above the impeller.
Preferably, the detection means is located above the impeller.
Preferably, the mesh is arranged on the net cover.
The utility model discloses a theory of operation is: before the submersible pump is powered on, the vacuum pump is started, negative pressure is formed in the pump body after a period of time, water quickly enters the pump body due to the existence of internal and external pressure difference, particles in the water are filtered due to the existence of the filter screen, the submersible pump is started, the impeller runs at a high speed, and the kinetic energy converted into water flow is discharged through the water outlet; when the water flow exceeds the set limit, the detection device transmits a signal to a vacuum pump switch, the switch is turned off, the vacuum pump stops working, and at the moment, the low-pressure state in the pump body is kept due to the high-speed running of the impeller in the pump body, so that the water flow can still quickly enter the pump body through the filter screen. When rivers are less than to set for spacing, the vacuum pump is opened, carries out the action of taking out a vacuum and increases the negative pressure degree in the pump body to increase inside and outside pressure differential, improve rivers and get into the internal efficiency of pump, the immersible pump reaches high-efficient efficiency of drawing water, and effective filtration aquatic granule has reduced the mechanical loss that the wearing and tearing of axle caused.
The utility model discloses the beneficial effect who reaches is: 1. the abrasion of the impeller and the shaft part is the most serious in mechanical abrasion, and the invention increases the filtering function to prevent blocky particles in sewage from entering the pump body of the submersible pump, thereby greatly reducing the abrasion of the shaft and the impeller and prolonging the service life of the submersible pump; 2. According to the invention, through increasing the design of the filter screen and the vacuum pump, the water flow entering the pump body has no blocky particles, and the problem of water flow reduction caused by increasing the filter screen is effectively solved under the action of the vacuum pump, so that the component cost is low, the operability is strong, and the maintenance cost is low; 3. the mechanical loss of the shaft and the impeller is reduced, the mechanical efficiency of the submersible pump is increased, and therefore the lift of the submersible pump is increased, and the overall working efficiency of the submersible pump is improved.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a cross-sectional view of the present invention;
in the figure: 1. a power source; 2. a stator motor; 3. oil sealing; 4. an impeller; 5. a vacuum pump; 51. A ganged switch; 52. a detection device; 6. a water outlet; 7. an impeller bolt; 8. a pump body; 9. A filter screen; 10. a mesh enclosure; 11. a shaft.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "upper", "lower", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.
Example 1
A submersible pump with a filtering function comprises a pump body 8, a power supply 1, a stator motor 2, an oil seal 3, a shaft 11, an impeller 4, a mesh enclosure 10 and a water outlet 6. Power 1 is located stator motor 2 top, stator motor 2 is located oil blanket 3 tops, pump body 8 is located oil blanket 3 below, consider the cost, this embodiment adopts the oil blanket to prevent that water from leading to the fact short circuit and circular telegram potential safety hazard in getting into the motor, 8 sides of the pump body are equipped with delivery port 6, be equipped with impeller 4 in the pump body 8, impeller 4 below is equipped with filter screen 9, 8 connection vacuum pumps of the pump body 5, be equipped with detection device 52 on the pump body 8, detection device 52 is located 8 tops of the pump body, be equipped with linked switch 51 on vacuum pump 5, detection device and vacuum pump switch link, impeller 4 is fixed in on axle 11, axle 11 bottom is equipped with impeller bolt 7, 8 below connection screen panel 10 of the pump body, be equipped with great net. The wearing and tearing of impeller 4 and 11 positions of axle are the most serious in mechanical wear, and the design of filter screen 9 and vacuum pump 5 is increased through increasing to this embodiment, increases filtering capability and prevents that cubic granule in the sewage from getting into the immersible pump body 8 in, therefore the wearing and tearing of axle 11 and impeller 4 have greatly been reduced, increase the immersible pump life-span. Before the submersible pump is powered on, the vacuum pump 5 is started, negative pressure is formed in the pump body 8 after a period of time, water smoothly enters the pump body 8 due to the existence of internal and external pressure difference, massive particles are mostly filtered due to the existence of the filter screen 9, the submersible pump is started, the impeller 4 runs at a high speed, and kinetic energy converted into water flow is discharged through the water outlet 6; when the water flow exceeds the set limit, the detector 52 transmits a signal to the switch of the vacuum pump 5, the switch is closed, the vacuum pump 5 stops working, and at the moment, the low-pressure state in the pump body 8 is kept due to the high-speed running of the impeller 4 in the pump body 8, and the water flow can still enter the pump body 8 through the filter screen 9. When rivers are less than and set for spacing, vacuum pump 5 opens, carries out the action of taking out a vacuum and increases the negative pressure degree in the pump body 8, increases inside and outside pressure difference, improves the speed that rivers got into in the pump body 8, and the immersible pump reaches high-efficient efficiency of drawing water to the mechanical loss that the wearing and tearing of cubic granule and axle caused has effectively been avoided.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (4)
1. The utility model provides a immersible pump with filtering capability, includes the pump body, power, stator motor, oil blanket, axle, impeller, screen panel, delivery port, its characterized in that: the power supply is positioned above the stator motor, the stator motor is positioned above the oil seal, the pump body is positioned below the oil seal, a water outlet is formed in the side of the pump body, and an impeller is arranged in the pump body; a filter screen is arranged below the impeller, a vacuum pump is connected above the filter screen below the oil seal above the pump body, and a linked switch is arranged on the vacuum pump; the pump body is provided with a detection device, and the detection device is positioned at the top of the pump body and below the vacuum pump interface; the linkage switch on the vacuum pump is linked with the detection device; the impeller is fixed on the shaft, an impeller bolt is arranged at the bottom end of the shaft, and a mesh enclosure is connected below the pump body.
2. The submersible pump with filtering function of claim 1, wherein: the pump body is connected with a vacuum pump, and an opening of the vacuum pump is positioned above the impeller.
3. The submersible pump with filtering function of claim 1, wherein: the detection device is positioned above the impeller.
4. The submersible pump with filtering function of claim 1, wherein: the mesh is arranged on the net cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798393.6U CN212615428U (en) | 2020-05-14 | 2020-05-14 | Immersible pump with filtering capability |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020798393.6U CN212615428U (en) | 2020-05-14 | 2020-05-14 | Immersible pump with filtering capability |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212615428U true CN212615428U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020798393.6U Active CN212615428U (en) | 2020-05-14 | 2020-05-14 | Immersible pump with filtering capability |
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| Country | Link |
|---|---|
| CN (1) | CN212615428U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135523A (en) * | 2021-11-05 | 2022-03-04 | 南京工程学院 | Set up in filter mechanism of immersible pump front end |
-
2020
- 2020-05-14 CN CN202020798393.6U patent/CN212615428U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114135523A (en) * | 2021-11-05 | 2022-03-04 | 南京工程学院 | Set up in filter mechanism of immersible pump front end |
| CN114135523B (en) * | 2021-11-05 | 2023-12-01 | 南京工程学院 | Filter mechanism arranged at front end of submersible pump |
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