CN201517509U - Multi-stage immersible pump - Google Patents
Multi-stage immersible pump Download PDFInfo
- Publication number
- CN201517509U CN201517509U CN2009203117011U CN200920311701U CN201517509U CN 201517509 U CN201517509 U CN 201517509U CN 2009203117011 U CN2009203117011 U CN 2009203117011U CN 200920311701 U CN200920311701 U CN 200920311701U CN 201517509 U CN201517509 U CN 201517509U
- Authority
- CN
- China
- Prior art keywords
- impeller
- pump
- oil cylinder
- pump housing
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model provides a multi-stage immersible pump, and belongs to the technical field of water pumps. The multi-stage immersible pump solves the problems that existing multi-stage immersible pumps have troublesome disassembly and assembly, bad sealing performance, high production cost and the like, the multi-stage immersible pump comprises a pump body, a top cover, a motor and an impeller component, the motor is composed of a stator, a rotor, a stator outer shell and a motor rotation shaft, the impeller component is fixed on the motor rotation shaft, the upper end of the stator outer shell is fixed on the top cover in a sealed mode, the lower end is fixed with the pump body in a sealed mode, and the pump body is provided with a water outlet communicated with the impeller component, and the multi-stage immersible pump has the advantages of convenient assembly and disassembly, excellent sealing performance and low production cost.
Description
Technical field
The utility model belongs to the pump technology field, relates to a kind of submersible pump, particularly a kind of high-lift Multiple Sinking Pumps that transport such as river, the pool, lake that are applicable to.
Background technique
Submerged Motor Pumps is the water lift standard equipment of working in a kind of submergence entry, extensively adapts to and is used for that field irrigation, down-hole, rural area are drawn water, the usefulness of place water supply such as gardens pouring and hotel, dining room, high level are built, family.Submerged Motor Pumps is owing to need not to fix, install, be subjected to rural area, mountain area user friend's favor deeply, but be subjected to regional impact, accomplish fully that volume is little, power foot, lift Submerged Motor Pumps high, not easy burn-out motor be difficult to, and this is badly in need of the technical barrier that solves just on market.
For this reason, someone has designed " a kind of Multiple Sinking Pump " (application number: 200320108571.4, notice of authorization number: CN2665403Y), this submersible pump includes pump case, place motor and impeller in the pump case, be provided with the above impeller sets of secondary at least in this Submerged Motor Pumps pump case, and the impeller of impeller sets is fixed on the machine shaft respectively from top to bottom, inside pump casing is provided with between every adjacent two impellers and can makes water from last group of diversion disk that flows to the back one-level simultaneously, impeller sets is arranged in the following drain pan cavity of pump case, descend simultaneously drain pan near bottom part ring Zhou Kaiyou water inlet, the stator casing of pump case bottom forms water outlet.This Multiple Sinking Pump exists two big deficiencys: one, the stator overcoat merges into an organic whole with the pump housing that is connected with water outlet end, motor places stator overcoat inside, continue to pack into impeller, diversion disk, be fixed by bolts on the pump housing behind the drain pan down, after pack into pump case, loam cake, cable and other component finish assembly process, the structure of its design is too complicated, be unfavorable for maintenance, as the motor burnout phenomenon in use occurring, whole component of submersible pump don't fail to be disassembled during the maintenance stator motor and could normally keep in repair; Or in the middle of the assembling test process, certain parts sealability shortcoming appears, need equally dismounting down component could check.Its two, the stator overcoat merges into an organic whole with the pump housing that is connected with water outlet end, strengthen technology difficulty to pump housing manufacturing, thereby reject rate is higher, thereby has increased cost of production.This Structure Designing Problem brings very burden for naturally the extensive manufacturing of Multiple Sinking Pump, is unfavorable for further extensive use.
Summary of the invention
The purpose of this utility model is to exist above-mentioned problem at existing Multiple Sinking Pump, and a kind of simple in structure, Multiple Sinking Pump of making easy processing, good cooling results, easy accessibility is provided.
The purpose of this utility model can realize by following technical proposal: a kind of Multiple Sinking Pump, comprise the pump housing, top cover, motor and impeller assembly, described motor is made up of stator, rotor, stator casing and machine shaft, described impeller assembly is fixed on the machine shaft, it is characterized in that, described stator casing upper end sealing and fixing on top cover, lower end and described pump housing sealing and fixing, the described pump housing has the water outlet that communicates with impeller assembly.
With stator casing individual cast and the installation in the pump housing and the motor, need clean or when damage to need changing at the submersible pump inner body like this, the shell that only needs to disassemble this part position of living in gets final product, and makes cost of production reduce, brings great convenience for simultaneously manufacturing, installation and maintenance.
In above-mentioned Multiple Sinking Pump, the upper end sealing of described stator casing is plugged on the top cover.
In above-mentioned Multiple Sinking Pump, be provided with seal ring one between described stator casing inwall and the top cover outer wall.Can prevent that by seal ring one sealing is penetrated into motor internal from the gap between stator casing inwall and the top cover outer wall.
In above-mentioned Multiple Sinking Pump, the sealing of described stator casing lower end is plugged on the pump housing.
In above-mentioned Multiple Sinking Pump, be fixedly connected with oil cylinder between the described pump housing and the stator casing, the black box that is fixed on the above-mentioned machine shaft is installed between the described oil cylinder and the pump housing.By oil cylinder being fixedly mounted between the pump housing and the motor, this oil cylinder both can replace the protecgulum end of original motor, played the interconnect function between the motor and the pump housing again, thereby greatly reduced manufacturing cost, all brought great convenience for manufacturing, installation, maintenance.Utilize in-oil cylinder machine oil that bearing, black box, motor are cooled off simultaneously, increased the working life of bearing and black box, improve the working efficiency of water pump, black box is coordinated mutually simultaneously, and anti-sealing is penetrated into motor internal.
In above-mentioned Multiple Sinking Pump, described black box adopts double mechanical seal, and described mechanical seal two ends are inlaid in respectively in the groove of offering on oil cylinder exterior edge face and the pump housing interior edge face.
In above-mentioned Multiple Sinking Pump, the sealing of described stator casing lower end is plugged on the oil cylinder.
In above-mentioned Multiple Sinking Pump, be provided with seal ring two between described stator casing inwall and the oil cylinder outer wall.Can prevent that by seal ring two sealing is penetrated into motor internal from the gap between stator casing inwall and the oil cylinder outer wall.
In above-mentioned Multiple Sinking Pump, described pump housing exterior edge face is provided with oil seal.Both can prevent by oil seal that in-oil cylinder lubricant oil from leaking, and have to prevent that extraneous water from entering in the oil cylinder.
In above-mentioned Multiple Sinking Pump, described top cover and oil cylinder are by bolt together.So just, can be with firm being clipped between top cover and the oil cylinder and can not moving axially of stator casing.
In above-mentioned Multiple Sinking Pump, described impeller assembly is made up of the above impeller of two-stage at least, and described impeller from top to bottom is fixed on the machine shaft and is provided with in the impeller outside and can make water flow to the blower inlet casing of next stage impeller from the upper level impeller.The impeller assembly that a plurality of impellers are formed is installed in submersible pump, thereby water-outlet quantity and lift have been strengthened widely, so fundamentally improved the diving pump performance, and can improve the size of the lift and the flow of submersible pump by increase and decrease impeller number and impeller channel gap.
Compared with prior art, this Multiple Sinking Pump is with stator casing individual cast and installation in the pump housing and the motor, need clean or when damage to need changing at the submersible pump inner body like this, the shell that only need disassemble this part position of living in gets final product, and makes cost of production reduce, brings great convenience for simultaneously manufacturing, installation and maintenance.Be fixed on oil cylinder between the pump housing and the motor and both can have replaced the protecgulum end of original motor, played the interconnect function between the motor and the pump housing again, thereby greatly reduced manufacturing cost, give make, installation, maintenance all brings great convenience.Utilize in-oil cylinder machine oil that bearing, black box, motor are cooled off simultaneously, increased the working life of bearing and black box, improve the working efficiency of water pump, black box is coordinated mutually simultaneously, and anti-sealing is penetrated into motor internal.
Description of drawings
Fig. 1 is the structural representation of this Multiple Sinking Pump.
Among the figure, 1, the pump housing; 11, water outlet; 2, motor; 21, rotor; 22, stator; 23, stator casing; 24, machine shaft; 3, top cover; 4, impeller; 5, oil cylinder; 6, blower inlet casing; 7, base; 71, water intake; 8, filter screen; 9, mechanical seal; 10, oil seal; 12, seal ring one; 13, seal ring two; 14, seal ring three; 15, seal ring; 16, switch; 17, bolt; 18, electric capacity; 19, groove; 20, water outlet joint; 25, upper bearing (metal); 251, upper bearing bracket; 26, lower bearing; 27, cable.
Embodiment
Below be specific embodiment of the utility model and in conjunction with the accompanying drawings, the technical solution of the utility model is further described, but the utility model be not limited to these embodiments.
As shown in Figure 1, this Multiple Sinking Pump comprises the pump housing 1, top cover 3, oil cylinder 5, motor 2 and impeller assembly, and wherein oil cylinder 5 is installed between the motor 2 and the pump housing 1.
In top cover 3, be equipped with and be used to protect the heat protector of submersible pump and the electric capacity 18 that motor 2 is run well under low voltage; motor 2 is connected with a switch 16 by cable 27; when water level is crossed 16 times automatic cut-off motor 2 power supplys of switch when low, thereby make motor 2 can not take out water and dallying owing to water level is low excessively.Seal ring 3 14 and the black box that is fixed on the machine shaft 24 are installed between the oil cylinder 5 and the pump housing 1, and black box adopts double mechanical seal 9, and mechanical seal 9 two ends are inlaid in respectively in the groove of offering on oil cylinder 5 exterior edge faces and the pump housing 1 interior edge face 19.When motor 2, the pump housing 1, top cover 3 and cable assembling are finished, can be to oil cylinder 5 perfusion machine oils while sealed cylinders 5, through the aqueous vapor Hi-pot test, whether the sealability that detects between motor 2, oil cylinder 5, the pump housing 1 exists the seepage phenomenon.By oil cylinder 5 being fixedly mounted between the pump housing 1 and the motor 2, this oil cylinder 5 both can replace the protecgulum end of original motor 2, played the interconnect function between the motor 2 and the pump housing 1 again, thereby greatly reduced manufacturing cost, all brought great convenience for manufacturing, installation, maintenance.Utilize the machine oil in the oil cylinder 5 that bearing, black box, motor 2 are cooled off simultaneously, increased the working life of bearing and black box, improve the working efficiency of water pump, black box and seal ring 3 14 are coordinated mutually simultaneously, and anti-sealing is penetrated into motor 2 inside.
On the pump housing 1 exterior edge face, be provided with oil seal 10, both can have prevented by oil seal 10 that the lubricant oil in the oil cylinder 5 from leaking, have to prevent that extraneous water from entering in the oil cylinder.On the pump housing 1 bottom sidewall, have the water outlet 11 that communicates with impeller assembly, and water outlet joint 20 is installed at place, water outlet 11 ends.Impeller assembly is made up of three grades of impellers 4 and impeller 4 from top to bottom is fixed on the machine shaft 24 by the upper, middle and lower mode, is provided with the blower inlet casing 6 and the blower inlet casing 6 that can make water flow to next stage impeller 4 from upper level impeller 4 in impeller 4 outsides and is separately fixed at the neutralization to descend between the impeller 4.Be fixed with the base 7 with water intake 71 in blower inlet casing 6 bottoms, be fixed with filter screen 8 in base 7 bottoms, water enters into impeller 4 and goes out from water outlet 11 from water intake 71.The structure for conveying bottom that the base 7 that will have a water intake 71 places impeller 4 and blower inlet casing 6 to constitute more helps shallow zone water inlet at the bottom of the submersible pump, water is drained.Because the impeller assembly of forming by a plurality of impellers 4 in the submersible pump, thereby water-outlet quantity and lift have been strengthened widely, so fundamentally improved the diving pump performance, and can improve the size of the lift and the flow of submersible pump by increase and decrease impeller 4 numbers and impeller channel gap.Foreign material in the water can be isolated in the outside by filter screen 8 simultaneously and will use obstruction in the impeller 4 firmly in order to avoid the foreign material in the water enter into.Between the pump housing 1, blower inlet casing 6 and base 7, be provided with seal ring 15, pass through screw simultaneously between the pump housing 1, blower inlet casing 6 and base 7 threes, can prevent to flow out blower inlet casing 6 outsides because of impeller 4 high speed rotating cup water by seal ring 15.
Specific embodiment described herein only is that the utility model spirit is illustrated.The utility model person of ordinary skill in the field can make various modifications or replenishes or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present utility model or surmount the defined scope of appended claims.
Claims (10)
1. Multiple Sinking Pump, comprise the pump housing (1), top cover (3), motor (2) and impeller (4) assembly, described motor (2) is made up of stator (22), rotor (21), stator casing (23) and machine shaft (24), described impeller (4) assembly is fixed on the machine shaft (24), it is characterized in that, described stator casing (23) upper end sealing and fixing is on top cover (3), lower end and the described pump housing (1) sealing and fixing, the described pump housing (1) has the water outlet (11) that communicates with impeller (4) assembly.
2. Multiple Sinking Pump according to claim 1 is characterized in that, the sealing of described stator casing (23) upper end is plugged on the top cover (3).
3. Multiple Sinking Pump according to claim 2 is characterized in that, is provided with seal ring one (12) between described stator casing (23) inwall and top cover (3) outer wall.
4. according to claim 1 or 2 or 3 or described Multiple Sinking Pump, it is characterized in that, be fixedly connected with oil cylinder (5) between the described pump housing (1) and the stator casing (23), between the described oil cylinder (5) and the pump housing (1) black box that is fixed on the above-mentioned machine shaft (24) be installed.
5. Multiple Sinking Pump according to claim 4, it is characterized in that, described black box adopts double mechanical seal (9), and described mechanical seal (9) two ends are inlaid in respectively in the groove of offering on oil cylinder (5) exterior edge face and the pump housing (1) interior edge face (19).
6. Multiple Sinking Pump according to claim 4 is characterized in that, the sealing of described stator casing (23) lower end is plugged on the oil cylinder (5).
7. Multiple Sinking Pump according to claim 6 is characterized in that, is provided with seal ring two (13) between described stator casing (23) inwall and oil cylinder (5) outer wall.
8. according to claim 1 or 2 or 3 described Multiple Sinking Pumps, it is characterized in that the described pump housing (1) exterior edge face is provided with oil seal (10).
9. Multiple Sinking Pump according to claim 4 is characterized in that, described top cover (3) is fixed together by bolt (17) with oil cylinder (5).
10. according to claim 1 or 2 or 3 described Multiple Sinking Pumps, it is characterized in that, described impeller (4) assembly is made up of the above impeller of two-stage (4) at least, and described impeller (4) is fixed on from top to bottom that machine shaft (24) is gone up and is provided with in impeller (4) outside and can make water flow to the blower inlet casing (6) of next stage impeller (4) from upper level impeller (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203117011U CN201517509U (en) | 2009-09-28 | 2009-09-28 | Multi-stage immersible pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203117011U CN201517509U (en) | 2009-09-28 | 2009-09-28 | Multi-stage immersible pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201517509U true CN201517509U (en) | 2010-06-30 |
Family
ID=42498231
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203117011U Expired - Fee Related CN201517509U (en) | 2009-09-28 | 2009-09-28 | Multi-stage immersible pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201517509U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154037A (en) * | 2014-08-08 | 2014-11-19 | 苏州通力电气有限公司 | Heavy sewage pump with support legs |
| CN104153996A (en) * | 2014-08-08 | 2014-11-19 | 苏州通力电气有限公司 | Sewage pump with cutting function |
| CN104154001A (en) * | 2014-08-08 | 2014-11-19 | 苏州通力电气有限公司 | Heavy sewage pump |
| CN104179695A (en) * | 2014-08-08 | 2014-12-03 | 苏州通力电气有限公司 | High-efficiency submersible pump |
| CN104196735A (en) * | 2014-08-08 | 2014-12-10 | 苏州通力电气有限公司 | Submersible pump capable of discharging water smoothly |
| CN104196734A (en) * | 2014-08-08 | 2014-12-10 | 苏州通力电气有限公司 | Submersible pump |
| CN104265648A (en) * | 2014-08-08 | 2015-01-07 | 苏州通力电气有限公司 | Sewage submersible pump |
| CN107327404A (en) * | 2017-09-04 | 2017-11-07 | 兴化市中兴电器制造有限公司 | A kind of efficient suction pump for being applied to sewage or clear water |
| CN108644128A (en) * | 2018-07-17 | 2018-10-12 | 浙江乾辰智能科技有限公司 | A kind of sand-proof type injection immersible pump |
-
2009
- 2009-09-28 CN CN2009203117011U patent/CN201517509U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104154037A (en) * | 2014-08-08 | 2014-11-19 | 苏州通力电气有限公司 | Heavy sewage pump with support legs |
| CN104153996A (en) * | 2014-08-08 | 2014-11-19 | 苏州通力电气有限公司 | Sewage pump with cutting function |
| CN104154001A (en) * | 2014-08-08 | 2014-11-19 | 苏州通力电气有限公司 | Heavy sewage pump |
| CN104179695A (en) * | 2014-08-08 | 2014-12-03 | 苏州通力电气有限公司 | High-efficiency submersible pump |
| CN104196735A (en) * | 2014-08-08 | 2014-12-10 | 苏州通力电气有限公司 | Submersible pump capable of discharging water smoothly |
| CN104196734A (en) * | 2014-08-08 | 2014-12-10 | 苏州通力电气有限公司 | Submersible pump |
| CN104265648A (en) * | 2014-08-08 | 2015-01-07 | 苏州通力电气有限公司 | Sewage submersible pump |
| CN107327404A (en) * | 2017-09-04 | 2017-11-07 | 兴化市中兴电器制造有限公司 | A kind of efficient suction pump for being applied to sewage or clear water |
| CN108644128A (en) * | 2018-07-17 | 2018-10-12 | 浙江乾辰智能科技有限公司 | A kind of sand-proof type injection immersible pump |
| CN108644128B (en) * | 2018-07-17 | 2024-02-20 | 浙江乾辰智能科技有限公司 | Sand-proof type jet submersible pump |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201517509U (en) | Multi-stage immersible pump | |
| CN105871124A (en) | Integrally-water-cooled motor | |
| CN101408199A (en) | Intelligent water pump | |
| CN105604952A (en) | Vertical centrifugal oil pump | |
| CN108869330B (en) | Submersible electric pump with axial-flow sand-proof structure | |
| CN201818506U (en) | Vertical automatic-control self-priming water pump | |
| CN201326551Y (en) | Intelligent water pump | |
| CN208734564U (en) | A kind of double outlets water pump | |
| CN2675916Y (en) | Lower pump upper water outlet engineering submersible electric pump | |
| CN201209567Y (en) | Low temperature-lifting energy-conserving total lift submersible pump | |
| CN210343739U (en) | Double-suction submersible pump | |
| CN210660635U (en) | Oil immersed type explosion-proof sewage and dirt submersible pump | |
| CN200958486Y (en) | Submerged pump | |
| CN201818507U (en) | Self-control and self-absorption vertical water pump | |
| CN102828959B (en) | Double-suction multistage horizontal type horizontal split pump | |
| CN219012893U (en) | Novel submersible pump | |
| CN107100856A (en) | A kind of heavy duty detergent high suction depth formula dry type double entry pump | |
| CN207701375U (en) | A kind of immersion circulating pump with multistage imbibition chamber | |
| CN201307800Y (en) | A water-filling motor bearing base mechanism of submersible pump | |
| CN213270297U (en) | Centrifugal pump device | |
| CN201448252U (en) | Internally cooled large-flow medium-low lift submerged suction pump | |
| CN208778325U (en) | A kind of centrifugal pump | |
| CN102032198A (en) | Novel double-suction high-efficiency submersible motor pump | |
| CN220415703U (en) | Double-suction pump capable of preventing groove from accumulating water | |
| CN219317211U (en) | Ultra-small large-flow submersible axial-flow pump |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100630 Termination date: 20160928 |