CN212130828U - High-efficiency energy-saving desilting submersible pump - Google Patents
High-efficiency energy-saving desilting submersible pump Download PDFInfo
- Publication number
- CN212130828U CN212130828U CN202020807457.4U CN202020807457U CN212130828U CN 212130828 U CN212130828 U CN 212130828U CN 202020807457 U CN202020807457 U CN 202020807457U CN 212130828 U CN212130828 U CN 212130828U
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- China
- Prior art keywords
- submersible pump
- bearing
- cover
- pump body
- guide sleeve
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 27
- 238000007789 sealing Methods 0.000 claims abstract description 14
- QNRATNLHPGXHMA-XZHTYLCXSA-N (r)-(6-ethoxyquinolin-4-yl)-[(2s,4s,5r)-5-ethyl-1-azabicyclo[2.2.2]octan-2-yl]methanol;hydrochloride Chemical compound Cl.C([C@H]([C@H](C1)CC)C2)CN1[C@@H]2[C@H](O)C1=CC=NC2=CC=C(OCC)C=C21 QNRATNLHPGXHMA-XZHTYLCXSA-N 0.000 claims description 8
- 238000000034 method Methods 0.000 claims description 4
- 210000004907 gland Anatomy 0.000 abstract description 6
- 230000000694 effects Effects 0.000 abstract description 4
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000009991 scouring Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000017525 heat dissipation Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
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Classifications
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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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- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
An energy-efficient desilting submersible pump belongs to the technical field of pumps. It provides a better energy-efficient desilting immersible pump of result of use. The outer side of the cable is wrapped with a diamond-shaped sealing ring, the diamond-shaped sealing ring is arranged between the pressure plate seat and the junction box cover, at least one O-shaped ring is arranged between the outer ring of an upper bearing of the motor and an inner hole of the bearing seat, a water guide sleeve is arranged on the outer side of the motor shell, a cavity between the motor shell and the water guide sleeve is an annular cavity, a flowing medium is sucked into the water guide sleeve from an impeller and is discharged from a drain pipe of the water guide sleeve, a bearing gasket is arranged between the upper end face of a lower bearing and a bearing gland, the flowing medium flows from gaps between the two impellers and the pump cover, the mechanical seal cover and the pump body to form a flow passage, and a rubber surface covers. The utility model further increases the sealing effect of the cable; by additionally arranging the rubber surface, the submersible pump is wear-resistant, scouring-resistant, cavitation-resistant and corrosion-resistant, and the efficiency and the performance of the submersible pump are improved.
Description
Technical Field
The utility model belongs to the technical field of the pump, especially, relate to an energy-efficient desilting immersible pump.
Background
The submersible pump is one of water pumps, the motor of the submersible pump generally drives the impeller to rotate, water is pumped in from the suction inlet and discharged from the discharge outlet to finish the water pumping work, the motor of the submersible pump has good sealing performance with the outside, and the submersible pump can be completely immersed in the water to work.
However, in the long-term use process, the cable is easy to loosen after being dragged for a long time, a gap is generated between the cable and the submersible pump, the sealing performance of the submersible pump is damaged, and the upper bearing of the existing submersible pump is easy to wear due to the swinging of the impeller and the motor has the problem of poor heat dissipation effect.
SUMMERY OF THE UTILITY MODEL
For solving the problem that above-mentioned prior art exists, the utility model provides a better energy-efficient desilting immersible pump of result of use.
The utility model adopts the technical proposal that: the high-efficiency energy-saving desilting submersible pump comprises a submersible pump body; the cable outside parcel of immersible pump body has the rhombus sealing washer, the rhombus sealing washer sets up between the chuck table seat and the terminal box lid of immersible pump body, be equipped with at least one O type circle between the upper bearing outer lane of this internal motor of immersible pump and the bearing frame hole, this internal motor casing outside of immersible pump is equipped with water guide sleeve, and the cavity between motor casing and the water guide sleeve is the annular chamber, annular chamber entry and pump cover intercommunication, the drain pipe that flow medium was equipped with in sucking the water guide sleeve and from the water guide sleeve from the impeller department discharge, is equipped with the bearing packing ring between this internal lower bearing up end of immersible pump and the bearing gland, and flow medium forms from the clearance circulation between two impellers and pump cover, machine closing cap, the pump body and overflows the passageway, and the rubber face covers on overflowing pump cover, machine closing cap, the pump.
The beneficial effects of the utility model reside in that:
the utility model further increases the sealing effect of the cable by adding the diamond-shaped sealing ring; the gap between the outer ring of the upper bearing and the inner hole of the bearing seat is adjusted through the O-shaped ring, so that the radial force borne by the bearing is buffered, and the service life of the bearing is prolonged; the water guide sleeve is arranged for heat dissipation of the motor, the submersible pump is wear-resistant, scouring-resistant, cavitation-resistant and corrosion-resistant through the additional arrangement of the rubber surface, and the efficiency and the performance of the submersible pump are improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
wherein: 1-a submersible pump body; 2-a cable; 3-platen base; 4-a rhombic seal ring; 5-an upper bearing; 6-O-shaped ring; 7-bearing seats; 8-water guide sleeve; 9-motor casing; 10-ring cavity; 11-a bearing gland; 12-a bearing washer; 13-a lower bearing; 14-rubber surface; 15-machine sealing cover; 16-a pump body; 17-1 impeller; 17-2 impeller; 18-an overflow channel; 19-mounting grooves; 20-a drain pipe; 21-a junction box cover; 22-pump cover.
Detailed Description
As shown in figure 1, the high-efficiency energy-saving desilting submersible pump comprises a submersible pump body 1; the outer side of a cable 2 of the submersible pump body 1 is wrapped with a rhombic seal ring 4, the rhombic seal ring 4 is arranged between a pressure plate seat 3 and a junction box cover 21 of the submersible pump body 1, the rhombic seal ring 4 is positioned below the cable seal ring in the submersible pump body 1, a common pump is not arranged, the sealing effect of the cable 2 is further improved by adding the rhombic seal ring 4, the rhombic seal ring 4 is a rubber seal ring, the cable 2 can be pulled forcibly in the use process of the submersible pump, the cable 2 is easily pulled loose, and water enters a motor shell 9 in the submersible pump body 1 from a gap between the cable 2 and the junction box cover 21 to contact a motor,
two impellers 17 are arranged in the submersible pump body 1, the two impellers 17 are respectively an impeller I17-1 and an impeller II 17-2,
at least one O-shaped ring 6 is arranged between the outer ring of the upper bearing 5 of the motor in the submersible pump body 1 and the inner hole of the bearing seat 7, and a common pump is not arranged. The first impeller 17-1 and the second impeller 17-2 rotate together with the rotor shaft under the action of the motor stator, the first impeller 17-1 and the second impeller 17-2 of the submersible pump are arranged on the upper side and the lower side of the pump body 16, when the submersible pump works, the rotor shaft can swing due to the fact that radial force borne by the impellers is uneven, the number of the impellers is increased, the swing amplitude is increased, the radial force borne by a bearing is increased, the integral instability of the submersible pump is caused, the O-shaped ring 6 is used for enabling the outer ring of the upper bearing 5 to be in elastic contact with the hole 7 of the bearing seat, the upper bearing 5 sleeved on the rotor shaft can be elastically reset in the swing process of the first impeller 17-1 and the second impeller 17-2, the swing of the rotor shaft in operation can be adjusted, the upper.
A water guide sleeve 8 is arranged on the outer side of a motor shell 9 in the submersible pump body 1, a cavity between the motor shell 9 and the water guide sleeve 8 is an annular cavity 10, heat generated by a motor is taken away by a flowing medium through the annular cavity 10 during operation, self-cooling, energy conservation and pump life improvement are realized, an inlet of the annular cavity 10 is communicated with a pump cover 16, the flowing medium is sucked into the water guide sleeve 8 from an impeller 17 and is discharged from a water discharge pipe 20 arranged on the water guide sleeve 8 for cooling the motor,
a bearing gasket 12 is arranged between the upper end surface of a lower bearing 13 in a submersible pump body 1 and a bearing gland 11, a common pump is not arranged, the height of a bearing cavity of the lower bearing 13 arranged between the bearing gland 11 and a bearing seat 7 and preassembled is larger than that of the lower bearing 13, when the submersible pump operates, the lower bearing 13 is easy to axially move, the gasket adjusts the axial clearance of the lower bearing 13 when the lower bearing 13 is installed, the lower bearing 13 is axially fastened, the service life of the lower bearing 13 is prolonged,
flowing media flow through gaps among the first impeller 17-1, the second impeller 17-2, the pump cover 22, the machine seal cover 15 and the pump body 16 to form a flow passage 18, and the rubber surface 14 covers the surfaces of the pump cover 22, the machine seal cover 15 and the pump body 16 through which the flow passage 18 flows. When the submersible pump works, the impact of water is large, the water contains impurities such as sand grains, silt and the like, pump parts are easily abraded, the overflowing surface is coated with glue to form a rubber surface 14, and the submersible pump is wear-resistant, scouring-resistant, cavitation-resistant and corrosion-resistant. The adhesive attaching flow passage component has long service life, does not need to be replaced, and is efficient and energy-saving.
The number of the O-shaped rings 6 is one or two, and an annular sealing groove for mounting the O-shaped rings 6 is formed in the bearing seat 7.
The distances between the first impeller 17-1 and the second impeller 17-2 and the pump cover 16, the machine seal cover 15 and the rubber surface 14 on the pump body 22 are 0.4-0.6 mm, and preferably 0.5 mm. The smaller the clearance between the impeller 17 and the pump cover 22, the smaller the clearance between the machine seal cover 15 and the pump body 16, the higher the working efficiency of the pump is, the higher the performance is, but because of the assembly problem and the rigid touch between the impeller 17 and the pump cover 22, the machine seal cover 15 and the pump body 16, the clearance of 3mm is generally reserved, the product is adhered with glue due to the rubber surface 14, the rigid touch is avoided, the clearance between the product and the impeller I17-1 and the impeller II 17-2 can be reduced, the clearance is reduced to 0.5mm, and the efficiency and the performance of the pump are improved.
And a mounting groove 19 is formed in the contact surface of the bearing gland 11 and the bearing gasket 12, and the mounting groove 19 is used for placing the bearing gasket 12. The thickness of the bearing washer 12 can be increased.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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. An efficient energy-saving desilting submersible pump comprises a submersible pump body (1); the method is characterized in that: the outer side of a cable (2) of the submersible pump body (1) is wrapped with a rhombic seal ring (4), the rhombic seal ring (4) is arranged between a pressure plate seat (3) and a junction box cover (21) of the submersible pump body (1), at least one O-shaped ring (6) is arranged between an outer ring of an upper bearing (5) of a motor and an inner hole of a bearing seat (7) in the submersible pump body (1), a water guide sleeve (8) is arranged on the outer side of a motor shell (9) in the submersible pump body (1), a cavity between the motor shell (9) and the water guide sleeve (8) is an annular cavity (10), an inlet of the annular cavity (10) is communicated with a pump cover (22), a flowing medium is sucked into the water guide sleeve (8) from an impeller (17) and is discharged from a water discharge pipe (20) arranged on the water guide sleeve (8), a bearing gasket (12) is arranged between the upper end face of a lower bearing (13) in the submersible pump body (, flowing media flow from gaps among the two impellers (17), the pump cover (22), the machine seal cover (15) and the pump body (16) to form a flow passage (18), and the rubber surface (14) covers the surfaces of the pump cover (22), the machine seal cover (15) and the pump body (16) through which the flow passage (18) flows.
2. The high-efficiency energy-saving desilting submersible pump according to claim 1, characterized in that: the number of the O-shaped rings (6) is one or two, and an annular sealing groove for mounting the O-shaped rings (6) is formed in an inner hole of the bearing seat (7).
3. The high-efficiency energy-saving desilting submersible pump according to claim 1 or 2, characterized in that: the submersible pump is characterized in that two impellers (17) are arranged in the submersible pump body (1), the two impellers (17) are a first impeller (17-1) and a second impeller (17-2), and the distances between the blades of the first impeller (17-1) and the second impeller (17-2) and the rubber surfaces (14) on the pump cover (22), the mechanical seal cover (15) and the pump body (16) are 0.4-0.6 mm.
4. The high-efficiency energy-saving desilting submersible pump according to claim 3, characterized in that: the bearing sealing cover is characterized in that a mounting groove (19) is formed in the contact surface of the bearing pressing cover (11) and the bearing gasket (12), and the mounting groove (19) is used for placing the bearing gasket (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020807457.4U CN212130828U (en) | 2020-05-14 | 2020-05-14 | High-efficiency energy-saving desilting submersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020807457.4U CN212130828U (en) | 2020-05-14 | 2020-05-14 | High-efficiency energy-saving desilting submersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212130828U true CN212130828U (en) | 2020-12-11 |
Family
ID=73693810
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020807457.4U Active CN212130828U (en) | 2020-05-14 | 2020-05-14 | High-efficiency energy-saving desilting submersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212130828U (en) |
-
2020
- 2020-05-14 CN CN202020807457.4U patent/CN212130828U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20240906 Address after: 467000 South District, Building 3, High tech Torch Park, No. 666 Shenma Avenue, Pingdingshan City, Henan Province Patentee after: Pingdingshan Fenghui Mining Equipment Manufacturing Co.,Ltd. Country or region after: China Address before: Room 101, building 10, yinjiyufu, Pingdingshan City, Henan Province Patentee before: Feng Wanquan Country or region before: China |