CN112555165A - A high-efficient type long-axis pump for chemical material transportation - Google Patents
A high-efficient type long-axis pump for chemical material transportation Download PDFInfo
- Publication number
- CN112555165A CN112555165A CN202011373549.7A CN202011373549A CN112555165A CN 112555165 A CN112555165 A CN 112555165A CN 202011373549 A CN202011373549 A CN 202011373549A CN 112555165 A CN112555165 A CN 112555165A
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- China
- Prior art keywords
- shaft
- sleeve
- pump
- long
- impeller
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 title claims abstract description 17
- 239000000126 substance Substances 0.000 title claims abstract description 17
- 230000008878 coupling Effects 0.000 claims abstract description 19
- 238000010168 coupling process Methods 0.000 claims abstract description 19
- 238000005859 coupling reaction Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims abstract description 10
- 230000035939 shock Effects 0.000 claims abstract 5
- 238000013016 damping Methods 0.000 claims description 30
- 239000002585 base Substances 0.000 claims description 23
- 239000000314 lubricant Substances 0.000 claims description 6
- 239000002253 acid Substances 0.000 claims description 4
- 239000003513 alkali Substances 0.000 claims description 4
- 210000004907 gland Anatomy 0.000 claims description 4
- 238000010521 absorption reaction Methods 0.000 claims 3
- 239000003974 emollient agent Substances 0.000 claims 1
- 230000006641 stabilisation Effects 0.000 abstract 1
- 238000011105 stabilization Methods 0.000 abstract 1
- 239000007788 liquid Substances 0.000 description 5
- 230000000903 blocking effect Effects 0.000 description 2
- 230000001050 lubricating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D13/00—Pumping installations or systems
- F04D13/02—Units comprising pumps and their driving means
- F04D13/06—Units comprising pumps and their driving means the pump being electrically driven
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/043—Shafts
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/04—Shafts or bearings, or assemblies thereof
- F04D29/046—Bearings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/06—Lubrication
- F04D29/061—Lubrication especially adapted for liquid pumps
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D29/00—Details, component parts, or accessories
- F04D29/66—Combating cavitation, whirls, noise, vibration or the like; Balancing
- F04D29/669—Combating cavitation, whirls, noise, vibration or the like; Balancing especially adapted for liquid pumps
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The utility model provides a high-efficient type long-axis pump for chemical material transportation, includes driving motor, motor base, sleeve and the pump body that is located the sleeve below, the sleeve in be equipped with major axis and minor axis, the top of major axis links to each other with driving motor's drive shaft through motor shaft coupling, the below of major axis links to each other with the minor axis through threaded coupling, the below of minor axis links to each other with the impeller shaft through shock attenuation coupling mechanism. This high-efficient long axis pump has set up two major axis and minor axis that link to each other through threaded coupling between driving motor's drive shaft and impeller shaft additional, has solved the problem that drive shaft takes place axial deviation, vibration in the long axis pump commonly used effectively by the influence of impeller shaft, has improved high-efficient type long axis pump's job stabilization nature, has improved long axis pump's conveying efficiency.
Description
Technical Field
The invention belongs to the technical field of long shaft pumps, and particularly relates to an efficient long shaft pump for chemical material transportation
Background
The existing long-shaft pump is suitable for conveying various corrosive media such as conveyer belt particles, high viscosity, strong acid, alkali, salt, strong oxidant and the like, is also suitable for conveying various light media such as inflammable and explosive and the like, and has the characteristics of strong corrosion resistance, no blockage, high temperature resistance and the like. In the installation process of the existing vertical long-axis pump, the pump body needs to be installed below the ground surface, underground water is pumped up through the operation of the long-axis pump, however, when the long-axis pump works, because the water suction pump on the long-axis pump can vibrate, the vibration of the long-axis pump during working mainly refers to the transverse left-right vibration and the radial downward vibration of the pump body, the vibration generated during working of the long-axis pump not only can affect the working stability of the pump body, and the working quality of the pump body is reduced, but also can cause different degrees of abrasion to the internal structure of the long-axis pump, and seriously affects the service life of the long-axis pump, so that the vibration of the long-axis pump during working is reduced, the long-axis pump is damped, and the long-axis pump is an important factor.
Disclosure of Invention
The invention aims to solve the defects of the existing problems and provides a high-efficiency long-shaft pump for chemical material transportation, which comprises a driving motor, a motor base, a sleeve and a pump body positioned below the sleeve, wherein an impeller is arranged in the pump body, a filter screen is arranged below the pump body, a long shaft and a short shaft are arranged in the sleeve, the upper part of the long shaft is connected with a driving shaft of the driving motor through a motor shaft coupling, the lower part of the long shaft is connected with the short shaft through a threaded coupling, the lower part of the short shaft is connected with an impeller wheel shaft through a damping coupling mechanism, guide bearing bodies fixed on the sleeve are arranged on the long shaft and the short shaft, a lubricant liquid inlet pipeline is arranged on the side edge of each guide bearing body, and a liquid outlet pipe is arranged at the.
In order to reduce the vibration of the motor base when the driving motor works, furthermore, a damping supporting seat is arranged in the middle of the motor base, and a damping spring is arranged in the damping supporting seat.
Furthermore, a damping cushion is arranged between the motor base and the mounting frame.
Furthermore, an oil seal gland is arranged between the motor base and the sleeve.
Furthermore, the surfaces of the sleeve and the pump body are treated to prevent acid and alkali.
Furthermore, the damping coupling mechanism comprises an outer clamping sleeve and an inner clamping sleeve, a first circular groove is formed in the upper end of the outer clamping sleeve, the first circular groove is matched and connected with a through hole in a short shaft through a bolt component on the inner wall, a clamping sleeve groove connected with the inner clamping sleeve in a matched mode is formed in the lower end of the outer clamping sleeve, a blocking ring is arranged on the outer side of the clamping sleeve groove, the blocking ring is fixedly connected with the clamping sleeve groove through a thread line on the outer side of the clamping sleeve groove, a second circular groove is formed in the lower end of the inner clamping sleeve, the second circular groove is matched and connected with a through hole in an impeller shaft through the bolt component on the inner wall, and a spring damping base is arranged at the top of the second circular groove.
In order to ensure the stability of the connection between the outer clamping sleeve and the inner clamping sleeve, furthermore, the baffle ring is fixedly connected with the clamping sleeve groove through a thread line on the outer side of the clamping sleeve groove.
Furthermore, an impeller guide bearing and an anti-swing damping sleeve are arranged on the impeller shaft, and a lubricant liquid inlet pipeline is arranged on the side edge of the impeller guide bearing.
Has the advantages that: the invention discloses a high-efficiency long-shaft pump for chemical material transportation, which is characterized in that two long shafts and short shafts connected through a threaded coupling are additionally arranged between a driving shaft of a driving motor and an impeller wheel shaft, wherein the long shaft is arranged at one end of the driving shaft, and the short shaft is arranged at one end of the impeller wheel shaft, so that the structure effectively solves the problems of axial deviation and vibration of the driving shaft in the common long-shaft pump under the influence of the impeller wheel shaft, the short shafts are connected with the impeller wheel shaft through a damping coupling mechanism, the damping coupling mechanism reduces the axial force and the radial force born by the movement of the impeller wheel shaft through a bolt component and a spring damping base respectively, improves the working stability of the high-efficiency long-shaft pump, improves the transportation efficiency of the long-shaft pump, and simultaneously adds a guide bearing body and an impeller guide bearing which are externally connected with a lubricant liquid inlet pipeline respectively on the long shaft, the short, the guide bearing body and the impeller guide bearing play a role in fixing, and simultaneously can keep the lubricating performance of the internal bearing, so that the service life of the high-efficiency long-shaft pump is greatly prolonged.
Drawings
FIG. 1 is a schematic structural diagram of a high-efficiency long-axis pump for chemical material transportation;
FIG. 2 is a cross-sectional view of a high efficiency long axis pump for chemical material transportation;
FIG. 3 is an enlarged partial schematic view of area A of FIG. 2;
FIG. 4 is a schematic structural view of the spring damper base of FIG. 3;
in the figure: 1. the vibration-damping device comprises a driving motor 2, a motor base 21, a vibration-damping support seat 22, a vibration-damping spring 23, a vibration-damping cushion 24, an oil seal gland 3, a sleeve 31, a long shaft 32, a short shaft 33, a motor shaft coupler 34, a threaded coupler 4, a pump body 41, an impeller 42, a filter screen 43, an impeller wheel shaft 431, an impeller guide bearing 432, an anti-swing vibration-damping sleeve 5, a vibration-damping coupling mechanism 51, an outer clamping sleeve 511, a first circular groove 512, a clamping groove 52, an inner clamping sleeve 521, a second circular groove 522, a spring vibration-damping base 53, a retaining ring 54, a plug pin assembly 6, a guide bearing body 7, a
Detailed description of the preferred embodiments
For the purpose of enhancing the understanding of the present invention, the present invention will be described in further detail with reference to the following examples and the accompanying drawings, which are provided for the purpose of illustration only and are not intended to limit the scope of the present invention.
As shown in fig. 1, 2, 3 and 4, a high-efficiency long-axis pump for chemical material transportation comprises a driving motor 1, a motor base 2, a sleeve 3 and a pump body 4 located below the sleeve 3, wherein an impeller 41 is arranged in the pump body 4, a filter screen 42 is arranged below the pump body 4, a long axis 31 and a short axis 32 are arranged in the sleeve 3, the upper part of the long axis 31 is connected with a driving shaft of the driving motor 1 through a motor shaft coupler 33, the lower part of the long axis 3 is connected with the short axis 32 through a threaded coupler 34, the lower part of the short axis 32 is connected with an impeller shaft 43 through a damping shaft coupling mechanism 5, guide bearing bodies 6 fixed on the sleeve 3 are arranged on the long axis 31 and the short axis 32, a lubricant inlet pipe is arranged on the side of each guide bearing body 6, and a liquid outlet pipe 7 is arranged at the impeller 41 in the pump body 4.
In this embodiment, in order to reduce the vibration of the motor base 2 when the driving motor 1 works, the middle of the motor base 2 is provided with a damping support base 21, a damping spring 22 is arranged in the damping support base 21, and a damping cushion (not shown in the figure) is arranged between the motor base 2 and the mounting frame 23.
In this embodiment, an oil seal gland 24 is arranged between the motor base 2 and the sleeve 3.
In this embodiment, the surfaces of the sleeve 3 and the pump body 4 are subjected to acid and alkali proofing.
In this embodiment, the damping coupling mechanism 5 includes an outer sleeve 51 and an inner sleeve 52, the upper end of the outer sleeve 51 is provided with a first circular groove 511, the first circular groove 511 is connected to the through hole on the short shaft 32 through a pin assembly 54 on the inner wall in a matching manner, the lower end of the outer sleeve 51 is provided with a sleeve groove 512 connected to the inner sleeve 52 in a matching manner, the outer side of the sleeve groove 512 is provided with a retaining ring 53, the retaining ring 53 is fixedly connected to the sleeve groove 512 through a thread line on the outer side of the sleeve groove 512, the lower end of the inner sleeve 52 is provided with a second circular groove 521, the second circular groove 521 is connected to the through hole on the impeller shaft 43 through the pin assembly 54 on the inner wall in a matching manner, and the top of the second circular groove 521 is provided with a spring damping base 522.
In this embodiment, the impeller shaft 43 is provided with an impeller guide bearing 431 and an anti-swing damping sleeve 432, and a lubricant inlet pipe is arranged on a side of the impeller guide bearing 431.
The high-efficiency long-shaft pump is characterized in that two long shafts and short shafts which are connected through a threaded coupling are additionally arranged between a driving shaft of a driving motor and an impeller wheel shaft, wherein the long shaft is positioned at one end of the driving shaft, and the short shaft is positioned at one end of the impeller wheel shaft, the lubricating performance of the internal bearing can be kept, and the service life of the high-efficiency long-shaft pump is greatly prolonged.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (8)
1. The utility model provides a high-efficient type long-axis pump for chemical material transportation, includes driving motor, motor base, sleeve and the pump body that is located the sleeve below, the pump body in be equipped with the impeller, the below of the pump body is equipped with the filter screen, its characterized in that is equipped with major axis and minor axis in the sleeve, the top of major axis links to each other with driving motor's drive shaft through motor shaft coupling, and the below of major axis passes through threaded coupling and links to each other with the minor axis, the below of minor axis passes through shock attenuation coupling mechanism and links to each other with the impeller shaft, major axis and minor axis on all be equipped with the guide bearing body of fixing on the sleeve, the side of guide bearing body is equipped with emollient inlet channel, the pump body in impeller department.
2. The efficient long-shaft pump for chemical material transportation according to claim 1, wherein a shock absorption support seat is arranged in the middle of the motor base, and a shock absorption spring is arranged in the shock absorption support seat.
3. The efficient long-shaft pump for chemical material transportation according to claim 1, wherein a damping cushion is arranged between the motor base and the mounting frame.
4. The efficient long-shaft pump for chemical material transportation according to claim 1, wherein an oil seal gland is arranged between the motor base and the sleeve.
5. The high-efficiency long-shaft pump for chemical material transportation according to claim 1, wherein the surfaces of the sleeve and the pump body are treated to prevent acid and alkali.
6. The efficient long-shaft pump for chemical material transportation is characterized in that the damping coupling mechanism comprises an outer clamping sleeve and an inner clamping sleeve, a first circular groove is formed in the upper end of the outer clamping sleeve and is connected with a through hole in a short shaft in a matched mode through a bolt component on the inner wall, a clamping groove connected with the inner clamping sleeve in a matched mode is formed in the lower end of the outer clamping sleeve, a retaining ring is arranged on the outer side of the clamping groove and is fixedly connected with the clamping groove through a thread line on the outer side of the clamping groove, a second circular groove is formed in the lower end of the inner clamping sleeve and is connected with a through hole in an impeller shaft in a matched mode through the bolt component on the inner wall, and a spring damping base is arranged at the top of the second circular groove.
7. The efficient long-shaft pump for chemical material transportation according to claim 6, wherein the baffle ring is fixedly connected with the clamping sleeve groove through a thread line on the outer side of the clamping sleeve groove.
8. The efficient long-shaft pump for chemical material transportation according to claim 1, wherein an impeller guide bearing and an anti-swing damping sleeve are arranged on an impeller wheel shaft, and a lubricant inlet pipeline is arranged on the side edge of the impeller guide bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011373549.7A CN112555165A (en) | 2020-11-30 | 2020-11-30 | A high-efficient type long-axis pump for chemical material transportation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011373549.7A CN112555165A (en) | 2020-11-30 | 2020-11-30 | A high-efficient type long-axis pump for chemical material transportation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112555165A true CN112555165A (en) | 2021-03-26 |
Family
ID=75045397
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011373549.7A Pending CN112555165A (en) | 2020-11-30 | 2020-11-30 | A high-efficient type long-axis pump for chemical material transportation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112555165A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117318384A (en) * | 2023-11-30 | 2023-12-29 | 烟台鑫海矿业研究设计有限公司 | Flotation dosing metering pump shaft coupling structure |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2340954Y (en) * | 1998-04-28 | 1999-09-29 | 大连深蓝泵业有限公司 | Underwater pump with long shaft |
| CN2342142Y (en) * | 1997-06-20 | 1999-10-06 | 陆进 | Long axle under liquid pump |
| CN2475853Y (en) * | 2001-04-11 | 2002-02-06 | 大连深蓝泵业有限公司 | High temp. long axis pump for submerged use |
| CN2511811Y (en) * | 2002-01-08 | 2002-09-18 | 姚庆余 | Transmission shaft component and connector for vertical long-shaft pump |
| CN201606267U (en) * | 2010-01-17 | 2010-10-13 | 大连四方电泵有限公司 | Submerged pump |
| CN204126911U (en) * | 2014-08-18 | 2015-01-28 | 湖南天一奥星泵业有限公司 | Vertical submerged pump with long shaft |
| CN204628102U (en) * | 2015-05-15 | 2015-09-09 | 湖南南方长河泵业有限公司 | The anti-sway long-shaft pump of a kind of novel damping |
| 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 |
| CN110043471A (en) * | 2019-05-23 | 2019-07-23 | 湖南机电职业技术学院 | Vertical sectional type long-shaft pump |
-
2020
- 2020-11-30 CN CN202011373549.7A patent/CN112555165A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2342142Y (en) * | 1997-06-20 | 1999-10-06 | 陆进 | Long axle under liquid pump |
| CN2340954Y (en) * | 1998-04-28 | 1999-09-29 | 大连深蓝泵业有限公司 | Underwater pump with long shaft |
| CN2475853Y (en) * | 2001-04-11 | 2002-02-06 | 大连深蓝泵业有限公司 | High temp. long axis pump for submerged use |
| CN2511811Y (en) * | 2002-01-08 | 2002-09-18 | 姚庆余 | Transmission shaft component and connector for vertical long-shaft pump |
| CN201606267U (en) * | 2010-01-17 | 2010-10-13 | 大连四方电泵有限公司 | Submerged pump |
| CN204126911U (en) * | 2014-08-18 | 2015-01-28 | 湖南天一奥星泵业有限公司 | Vertical submerged pump with long shaft |
| CN204628102U (en) * | 2015-05-15 | 2015-09-09 | 湖南南方长河泵业有限公司 | The anti-sway long-shaft pump of a kind of novel damping |
| 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 |
| CN110043471A (en) * | 2019-05-23 | 2019-07-23 | 湖南机电职业技术学院 | Vertical sectional type long-shaft pump |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117318384A (en) * | 2023-11-30 | 2023-12-29 | 烟台鑫海矿业研究设计有限公司 | Flotation dosing metering pump shaft coupling structure |
| CN117318384B (en) * | 2023-11-30 | 2024-02-13 | 烟台鑫海矿业研究设计有限公司 | Flotation dosing metering pump shaft coupling structure |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20210326 |
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| RJ01 | Rejection of invention patent application after publication |