CN210461092U - Ultra-light large-flow submersible axial-flow pump - Google Patents
Ultra-light large-flow submersible axial-flow pump Download PDFInfo
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- CN210461092U CN210461092U CN201921128720.0U CN201921128720U CN210461092U CN 210461092 U CN210461092 U CN 210461092U CN 201921128720 U CN201921128720 U CN 201921128720U CN 210461092 U CN210461092 U CN 210461092U
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Abstract
The utility model relates to the technical field of submersible pumps, in particular to an ultra-light high-flow submersible axial-flow pump which comprises a motor shell, a motor mounting seat and an oil chamber seat, impeller, guiding device and filter screen, install the motor shaft through the bearing between motor mount pad and the grease chamber seat, the motor shaft is equipped with mechanical seal in the grease chamber seat, grease chamber seat below fixed mounting has grease chamber end cover, and impeller mounting is in the lower tip of motor shaft, and guiding device includes fixed mounting in the kuppe of grease chamber seat below, locates a plurality of stator on the stator adapter sleeve with kuppe fixed connection's stator adapter sleeve and even fixed, every the stator includes the connecting portion of fixed laminating mutually with the stator adapter sleeve and the water conservancy diversion portion that the slope set up, and the filter screen is the split type structure in both sides and passes through the fixed equipment of butterfly nut, and the upper and lower both ends of filter screen are passed through the fixed suit of. The device provided by the utility model the water conservancy diversion is effectual, and flow and pressure are bigger.
Description
Technical Field
The utility model relates to a immersible pump technical field especially relates to large-traffic dive axial-flow pump of ultralight-duty.
Background
When the submersible pump is used, all or part of the units need to be submerged to work, and the submersible pump is widely applied to domestic water, mine emergency drainage, industrial cooling, farmland irrigation, seawater lifting, ship load adjustment and the like.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that it is effectual to provide the water conservancy diversion, and flow and the great big large-traffic dive axial-flow pump of ultralight-duty of pressure ratio.
The utility model discloses a realize through following technical scheme:
ultra-light large-traffic dive axial-flow pump, including motor casing, fixed mounting in motor casing top motor mount pad, fixed mounting in oil chamber seat, impeller, guiding device and filter screen of motor casing below, install PMSM on the motor mount pad, install the motor shaft through the bearing between motor mount pad and the oil chamber seat, the motor shaft is equipped with mechanical seal in the oil chamber seat, and oil chamber seat below fixed mounting has the oil chamber end cover, the impeller mounting is in the lower tip of motor shaft, guiding device include fixed mounting in the oil chamber seat below kuppe, with kuppe fixed connection's stator adapter sleeve and even a plurality of stator of fixed locating on the stator adapter sleeve, every the stator includes the connecting portion of the mutually fixed laminating with the stator adapter sleeve and the water conservancy diversion portion that the slope set up, the filter screen is installed outside motor casing and oil chamber seat.
Optimally, the guide cover, the guide vane connecting sleeve and the guide vanes are integrally formed.
Furthermore, the mechanical seal is a double-end-face mechanical seal, and a framework oil seal is arranged between an oil chamber end cover and the impeller.
Preferably, the impeller is an open impeller made of 304 stainless steel.
Further, a cable inlet is formed in the motor casing, and a cable sealing rubber ring, a cable sealing gland and a cable sheath are fixedly sleeved at the cable inlet respectively.
Furthermore, hoisting rings are respectively and integrally formed on the two sides of the motor shell and the air guide sleeve.
Beneficial effects of the utility model
The utility model discloses a large-traffic dive axial-flow pump of ultralight-duty, impeller installation are in the lower tip of motor shaft, and the guiding device includes fixed mounting in the kuppe of grease chamber seat below, locates a plurality of stator on the stator adapter sleeve with kuppe fixed connection's stator adapter sleeve and even fixed a plurality of stator, every the stator includes the water conservancy diversion portion that sets up with the connecting portion and the slope of stator adapter sleeve looks fixed laminating, can become axial flow to the water liquid that has rotary motion who flows out from the impeller, can also become the kinetic energy of pressure to the kinetic energy of some water liquid to guarantee the flow and the pressure of immersible pump, install PMSM on the motor mount pad, make this pump small, light in weight and energy-conserving effectual.
Drawings
FIG. 1 is a schematic sectional view of the present invention;
FIG. 2 is a schematic view of the structure of the diversion device;
in the figure, 1, a motor mounting base, 2, a cable sealing rubber ring, 3, a cable sealing gland, 4, a cable sheath, 5, a motor shaft, 6, a motor shell, 7, a cable inlet, 8, a bearing, 9, a mechanical seal, 10, an oil chamber base, 11, an oil chamber end cover, 12, a framework oil seal, 13, a flow guide cover, 14, an impeller, 15, a filter screen, 16, a guide vane connecting sleeve, 17, a guide vane, 18, a hoisting ring, 19, a connecting part and 20, a flow guide part are arranged.
Detailed Description
The ultra-light high-flow submersible axial-flow pump comprises a motor shell 6, a motor mounting base 1 fixedly mounted above the motor shell, an oil chamber base 10 fixedly mounted below the motor shell, an impeller 14, a flow guide device and a filter screen 15, wherein a permanent magnet synchronous motor (not shown) is mounted on the motor mounting base, and the motor shell, the motor mounting base and the oil chamber base can be fixedly connected through bolts respectively so as to be convenient to disassemble, assemble and maintain;
the motor is characterized in that a motor shaft 5 is arranged between a motor mounting seat and an oil chamber seat through a bearing 8, a mechanical seal 9 is arranged in the oil chamber seat by the motor shaft, an oil chamber end cover 11 is fixedly arranged below the oil chamber seat, the oil chamber end cover and the oil chamber seat can be connected through a bolt, the assembly and disassembly are convenient, the impeller is arranged at the lower end part of the motor shaft, the flow guide device comprises a flow guide cover 13 fixedly arranged below the oil chamber seat, a guide vane connecting sleeve 16 fixedly connected with the flow guide cover and a plurality of guide vanes 17 uniformly and fixedly arranged on the guide vane connecting sleeve, each guide vane comprises a connecting part 19 fixedly attached to the guide vane connecting sleeve and a flow guide part 20 obliquely arranged, the water liquid flowing out of the impeller and having rotary motion can be changed into axial flow, and the kinetic energy of a part of the water liquid;
optimized, integrated into one piece between kuppe, stator adapter sleeve and a plurality of stator, processing is convenient and overall structure is more firm.
Further, mechanical seal is double mechanical seal, is equipped with skeleton oil blanket 12 between grease chamber end cover and the impeller, and mechanical seal is in independent grease chamber, and grease chamber fills with silicone oil, can play lubricated and cooling action for dry running can be realized to this pump. A framework oil seal is arranged between the oil chamber end cover and the impeller, so that impurities can be prevented from entering the oil chamber, and mechanical seal is protected.
Optimally, the impeller is an open impeller made of 304 stainless steel, so that blockage can be effectively prevented, the passing capacity of particles is high, and the diameter is larger than 50 mm.
Further, a cable inlet 7 is formed in the motor shell, and a cable sealing rubber ring 2, a cable sealing gland 3 and a cable sheath 4 are fixedly sleeved at the cable inlet respectively, so that water can be prevented from entering the motor, a cable joint can be fixed, and the cable is prevented from being abraded in the process of dragging the cable.
Furthermore, the motor shell and the air guide sleeve are respectively provided with a hoisting ring 18 in an integrated mode, so that the horizontal hoisting and the vertical hoisting can be realized, and the motor shell and the air guide sleeve can be hung on a floating body for use.
Because the utility model discloses a large-traffic dive axial-flow pump of ultralight-duty, impeller installation are in the lower tip of motor shaft, and the guiding device includes fixed mounting in the kuppe of grease chamber seat below, locate a plurality of stator on the stator adapter sleeve with kuppe fixed connection's stator adapter sleeve and even fixed the stator that sets up, every the stator includes the water conservancy diversion portion that sets up with the connecting portion and the slope of stator adapter sleeve looks fixed laminating, can become axial flow to the water liquid that has rotary motion who flows out from the impeller, can also become the kinetic energy of pressure to some water liquid to guarantee the flow and the pressure of immersible pump, install permanent magnet synchronous machine on the motor mount pad, make this pump small, light in weight and energy-conserving effectual.
To sum up, the utility model discloses a big flow-rate dive axial-flow pump of ultralight-duty, the water conservancy diversion is effectual, and flow and pressure are bigger.
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 (6)
1. The ultra-light large-flow submersible axial-flow pump is characterized by comprising a motor shell, a motor mounting seat fixedly arranged above the motor shell, an oil chamber seat fixedly arranged below the motor shell, an impeller, a flow guide device and a filter screen, wherein a permanent magnet synchronous motor is arranged on the motor mounting seat, a motor shaft is arranged between the motor mounting seat and the oil chamber seat through a bearing, a mechanical seal is arranged in the oil chamber seat by the motor shaft, an oil chamber end cover is fixedly arranged below the oil chamber seat, impeller installation is in the lower tip of motor shaft, guiding device includes fixed mounting in the kuppe of grease chamber seat below, locates a plurality of stator on the stator adapter sleeve with kuppe fixed connection's stator adapter sleeve and even fixed every the stator includes the water conservancy diversion portion that sets up with the connecting portion and the slope of stator adapter sleeve looks fixed laminating, the filter screen is installed outside motor casing and grease chamber seat.
2. The ultra-light high flow submersible axial flow pump of claim 1, wherein the fairings, the guide vane connecting sleeves, and the plurality of guide vanes are integrally formed.
3. The ultra-light high flow submersible axial flow pump of claim 1, wherein the mechanical seal is a double-ended mechanical seal, and a skeleton oil seal is installed between an oil chamber end cover and the impeller.
4. The ultra-light high flux submersible axial flow pump of claim 1, wherein the impeller is a 304 stainless steel open impeller.
5. The ultra-light high-flow submersible axial-flow pump according to claim 1, characterized in that a cable inlet is provided on the motor casing, and a cable sealing rubber ring, a cable sealing gland and a cable sheath are respectively and fixedly sleeved at the cable inlet.
6. The ultra-light high-flow submersible axial flow pump according to claim 1, characterized in that hoisting rings are integrally formed on both sides of the motor housing and the air guide sleeve, respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921128720.0U CN210461092U (en) | 2019-07-18 | 2019-07-18 | Ultra-light large-flow submersible axial-flow pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921128720.0U CN210461092U (en) | 2019-07-18 | 2019-07-18 | Ultra-light large-flow submersible axial-flow pump |
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| CN210461092U true CN210461092U (en) | 2020-05-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921128720.0U Active CN210461092U (en) | 2019-07-18 | 2019-07-18 | Ultra-light large-flow submersible axial-flow pump |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112651114A (en) * | 2020-12-18 | 2021-04-13 | 江苏大学 | Guide cover with guide vanes and hydraulic design method thereof |
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2019
- 2019-07-18 CN CN201921128720.0U patent/CN210461092U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112651114A (en) * | 2020-12-18 | 2021-04-13 | 江苏大学 | Guide cover with guide vanes and hydraulic design method thereof |
| CN112651114B (en) * | 2020-12-18 | 2024-05-14 | 江苏大学 | Guide hood with guide vanes and hydraulic design method thereof |
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