CN204126911U - Vertical submerged pump with long shaft - Google Patents
Vertical submerged pump with long shaft Download PDFInfo
- Publication number
- CN204126911U CN204126911U CN201420467378.8U CN201420467378U CN204126911U CN 204126911 U CN204126911 U CN 204126911U CN 201420467378 U CN201420467378 U CN 201420467378U CN 204126911 U CN204126911 U CN 204126911U
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- pump
- bearing
- lower shaft
- impeller
- base plate
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Abstract
The utility model provides a kind of vertical submerged pump with long shaft, comprises the pump housing, pump cover, impeller, seal ring, lower shaft, upper axle, support column, the body of sliding bearing, bearing bracket stand, base plate, joint member, drain pipe, motor; Pump intake along axial direction, discharge opening and axis being parallel; The pump housing, pump cover, lower shaft, support column, upper axle, drain pipe, pipe flange are formed together with Bolt Connection, are fixed on base plate bottom, and the entirety of pump is arranged on container by base plate; Described impeller is contained in suction port, between impeller and pump cover, have seal ring; Described lower shaft and upper axle are overlapped by spindle key and spindle and are connected, and lower shaft is equipped with the body of sliding bearing; Described the body of sliding bearing comprises arc lubrication groove and guide bearing, described arc lubrication groove is helical, runs through the internal surface of whole guide bearing, and high-tension lubrication liquid can enter into the whole internal surface of guide bearing effectively, make lubrication effect better, extend the working life of guide bearing.
Description
Technical field
The utility model relates to a kind of pump, particularly relates to a kind of Under Water Pumps.
Background technique
At present, the widely used long shaft submerged pump of petroleum chemical industry, owing to there is many irrational places in design, as critical speed of shaft is on the low side, guide bearing material is not wear-resisting, and spindle structure is clumsy.In actual production using process, pump often easily produces body vibration, and noise is also larger, and the guide bearing of installation is not because serious wear is durable yet, and these problems have had a strong impact on the normal service life of pump.
Model utility content
The purpose of this utility model is to provide a kind of vertical submerged pump with long shaft, to solve the shortcoming in above-mentioned background technology.
In order to achieve the above object, the utility model takes following technological scheme:
A kind of vertical submerged pump with long shaft, comprises the pump housing, pump cover, impeller, seal ring, lower shaft, upper axle, support column, the body of sliding bearing, bearing bracket stand, base plate, joint member, drain pipe, motor; Pump intake along axial direction, discharge opening and axis being parallel; Motor is with bolt tightening on motor cabinet, and by joint member and pump direct drive, bearing bracket stand is contained in base top, connects described joint member by bearing; The pump housing, pump cover, lower shaft, support column, upper axle, drain pipe, pipe flange are formed together with Bolt Connection, are fixed on base plate bottom, and the entirety of pump is arranged on container by base plate; Described impeller is contained in suction port, between impeller and pump cover, have seal ring; Described lower shaft and upper axle are overlapped by spindle key and spindle and are connected, and lower shaft is equipped with the body of sliding bearing; Described the body of sliding bearing comprises arc lubrication groove and guide bearing, described arc lubrication groove is helical, runs through the internal surface of whole guide bearing, and high-tension lubrication liquid can enter into the whole internal surface of guide bearing effectively, make lubrication effect better, extend the working life of guide bearing.
The beneficial effects of the utility model are: the utility model optimizes shaft design, and increase the bearing pointdisposal of axle, the diameter of axle than originally also has increase, makes critical speed of shaft far above working speed, guarantees that pump can operate steadily under very harsh operating mode; Improve the material of guide bearing, adopt the match dragon material of import, substantially prolongs the working life of guide bearing; Increase the lubrication groove of guide bearing, arc lubrication groove is helical, runs through the internal surface of whole guide bearing, and high-tension lubrication liquid can enter into the whole internal surface of guide bearing effectively, makes lubrication effect better; Pump housing outlet(discharge) flange more than bore 80mm, adopts double-volute structure, and balance radial force, reduces the vibration of pump; Improve spindle structure, axle connects safe and reliable, guarantees that pump can operate steadily under very harsh operating mode.
Accompanying drawing explanation
Fig. 1 is the structural drawing of an embodiment of the present utility model;
Fig. 2 is the enlarged view of the local I of an embodiment of the present utility model.
Embodiment
To illustrate below in conjunction with accompanying drawing and embodiment further illustrates the utility model.
As shown in Figure 1, vertical submerged pump with long shaft of the present utility model, comprises the pump housing 1, pump cover 4, impeller 2, seal ring 3, lower shaft 5, upper axle 10, support column 6, the body of sliding bearing 7, bearing bracket stand 12, base plate 11, joint member 14, drain pipe 16, motor 15; Pump intake along axial direction, discharge opening and axis being parallel; Motor 15 is with bolt tightening on motor cabinet, and by joint member 14 and pump direct drive, bearing bracket stand is contained in base plate 11 top, connects described joint member 14 by bearing 13; The pump housing 1, pump cover 4, lower shaft 5, support column 6, upper axle 10, drain pipe 16, pipe flange are formed together with Bolt Connection, are fixed on base plate 11 bottom, and the entirety of pump is arranged on container by base plate 11; Described impeller 2 is contained in suction port, has seal ring 3 between impeller 2 and pump cover 4; Described the lower shaft 5 and logical 10 mistake spindle keys 8 of upper axle and spindle overlap 9 and are connected, and lower shaft is equipped with the body of sliding bearing 7; Described the body of sliding bearing 7 comprises arc lubrication groove 17 and guide bearing 18, described arc lubrication groove 17 is helical, runs through the internal surface of whole guide bearing 18, and high-tension lubrication liquid can enter into the whole internal surface of guide bearing effectively, make lubrication effect better, extend the working life of guide bearing 18.Turning to as clockwise direction rotates viewed from drive end of pump.
The end face of described upper axle 5 and lower shaft 10 processes screw thread, with a high-strength bolt 19, two axles are linked up, outside adds a spindle cover 9 again, and the mutual rotation between restriction diaxon, makes axle connect safe and reliable to guarantee that pump can operate steadily under very harsh operating mode.
Described motor is vertical machine, and described joint member is flexible coupling, and described vertical submerged pump with long shaft touches liquid parts and adopts corrosion resistant Austenitic Stainless Steel.
The axial force of Under Water Pumps of the present utility model and radial force (comprising during pump operates the water pressure produced, impeller and rotor weight etc.), bear by guide bearing in institute's dress angular contact ball bearing in bearing box and the body of sliding bearing.For ensureing that pump runs well safely.Bearing lubricates it with butter, and guide bearing is by carried liquid lubrication.Therefore, during work, liquid level must higher than impeller central line.
The utility model optimizes shaft design, and increase the bearing pointdisposal of axle, the diameter of axle than originally also has increase, makes critical speed of shaft far above working speed, guarantees that pump can operate steadily under very harsh operating mode; Improve the material of guide bearing, adopt the match dragon material of import, substantially prolongs the working life of guide bearing; Increase the lubrication groove of guide bearing, arc lubrication groove is helical, runs through the internal surface of whole guide bearing, and high-tension lubrication liquid can enter into the whole internal surface of guide bearing effectively, makes lubrication effect better; Pump housing outlet(discharge) flange more than bore 80mm, adopts double-volute structure, and balance radial force, reduces the vibration of pump; Improve spindle structure, the end face of axle and lower shaft processes screw thread on described, with a high-strength bolt (spindle key), two axles are linked up, outside adds a spindle cover again, mutual rotation between restriction diaxon, makes axle connect safe and reliable to guarantee that pump can operate steadily under very harsh operating mode.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should be considered as belonging to protection domain of the present utility model.
Claims (7)
1. a vertical submerged pump with long shaft, is characterized in that: described Under Water Pumps comprises the pump housing, pump cover, impeller, seal ring, lower shaft, upper axle, support column, the body of sliding bearing, bearing bracket stand, base plate, joint member, drain pipe, motor; Pump intake along axial direction, discharge opening and axis being parallel; Motor is with bolt tightening on motor cabinet, and by joint member and pump direct drive, bearing bracket stand is contained in base top, connects described joint member by bearing; The pump housing, pump cover, lower shaft, support column, upper axle, drain pipe, pipe flange are formed together with Bolt Connection, are fixed on base plate bottom, and the entirety of pump is arranged on container by base plate; Described impeller is contained in suction port, between impeller and pump cover, have seal ring; Described lower shaft and upper axle are overlapped by spindle key and spindle and are connected, and lower shaft is equipped with the body of sliding bearing; Described the body of sliding bearing comprises arc lubrication groove and guide bearing, and described arc lubrication groove is helical, runs through the internal surface of whole guide bearing, and high-tension lubrication liquid can enter into the whole internal surface of guide bearing effectively.
2. Under Water Pumps according to claim 1, is characterized in that: described motor is vertical machine.
3. Under Water Pumps according to claim 1, is characterized in that: described joint member is flexible coupling.
4. Under Water Pumps according to claim 1, is characterized in that: described vertical submerged pump with long shaft touches liquid parts and adopts corrosion resistant Austenitic Stainless Steel.
5. Under Water Pumps according to claim 1, is characterized in that: the bearing filled in described bearing box is angular contact ball bearing.
6. Under Water Pumps according to claim 1, it is characterized in that: the end face of axle and lower shaft processes screw thread on described, with a high-strength bolt, two axles are linked up, outside adds a spindle cover again, mutual rotation between restriction diaxon, makes axle connect safe and reliable to guarantee that pump operates steadily under very harsh operating mode.
7. Under Water Pumps according to claim 1, is characterized in that: more than the bore 80mm of described pump housing outlet(discharge) flange, adopts double-volute structure to balance radial force, reduces the vibration of pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467378.8U CN204126911U (en) | 2014-08-18 | 2014-08-18 | Vertical submerged pump with long shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420467378.8U CN204126911U (en) | 2014-08-18 | 2014-08-18 | Vertical submerged pump with long shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204126911U true CN204126911U (en) | 2015-01-28 |
Family
ID=52383270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420467378.8U Active CN204126911U (en) | 2014-08-18 | 2014-08-18 | Vertical submerged pump with long shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204126911U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105864094A (en) * | 2016-04-18 | 2016-08-17 | 温州展邦泵阀制造有限公司 | Novel connecting shaft structure of long-shaft underwater pump |
| CN105971895A (en) * | 2016-01-11 | 2016-09-28 | 欧技工业设备（江苏）有限公司 | Water-saving wear-proof long shaft submerged pump |
| CN106151110A (en) * | 2016-08-18 | 2016-11-23 | 武汉船用机械有限责任公司 | A kind of connection support means |
| CN106895008A (en) * | 2017-02-10 | 2017-06-27 | 安徽嘉成泵业有限责任公司 | A kind of mounting structure of vertical submerged pump |
| CN107524611A (en) * | 2017-08-21 | 2017-12-29 | 王道红 | Vertical submerged pump with long shaft |
| CN107575398A (en) * | 2017-10-20 | 2018-01-12 | 项达章 | A kind of vertical submerged pump with long shaft |
| CN112555165A (en) * | 2020-11-30 | 2021-03-26 | 江苏江大流体技术有限公司 | A high-efficient type long-axis pump for chemical material transportation |
-
2014
- 2014-08-18 CN CN201420467378.8U patent/CN204126911U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105971895A (en) * | 2016-01-11 | 2016-09-28 | 欧技工业设备（江苏）有限公司 | Water-saving wear-proof long shaft submerged pump |
| CN105864094A (en) * | 2016-04-18 | 2016-08-17 | 温州展邦泵阀制造有限公司 | Novel connecting shaft structure of long-shaft underwater pump |
| CN106151110A (en) * | 2016-08-18 | 2016-11-23 | 武汉船用机械有限责任公司 | A kind of connection support means |
| CN106151110B (en) * | 2016-08-18 | 2018-04-27 | 武汉船用机械有限责任公司 | One kind connection support device |
| CN106895008A (en) * | 2017-02-10 | 2017-06-27 | 安徽嘉成泵业有限责任公司 | A kind of mounting structure of vertical submerged pump |
| CN107524611A (en) * | 2017-08-21 | 2017-12-29 | 王道红 | Vertical submerged pump with long shaft |
| CN107575398A (en) * | 2017-10-20 | 2018-01-12 | 项达章 | A kind of vertical submerged pump with long shaft |
| CN112555165A (en) * | 2020-11-30 | 2021-03-26 | 江苏江大流体技术有限公司 | A high-efficient type long-axis pump for chemical material transportation |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |