CN205446065U - Vertical double suction self priming pump structure - Google Patents
Vertical double suction self priming pump structure Download PDFInfo
- Publication number
- CN205446065U CN205446065U CN201620145650.XU CN201620145650U CN205446065U CN 205446065 U CN205446065 U CN 205446065U CN 201620145650 U CN201620145650 U CN 201620145650U CN 205446065 U CN205446065 U CN 205446065U
- Authority
- CN
- China
- Prior art keywords
- impeller
- pump
- pump housing
- double
- double suction
- 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
Abstract
The utility model provides a vertical double suction self priming pump structure, belongs to the self priming pump technical field of balancing axial thrust. The pump body of this kind of self priming pump in proper order with pump cover, bearing body fixed connection together, the tip of double suction impeller setting impeller shaft in stretching into the pump body is arranged in and is equipped with mechanical seal on the shaft part of pump cover impeller shaft, is arranged in and is equipped with bearing and bearing cover on the shaft part of bearing body impeller shaft, the lower extreme fixed connection of double suction impeller and impeller shaft. The pump body adopts welded structure, and the pump body is divided into stock solution room and stock solution room down by the double suction impeller, goes up the inlet tube on import and the pump body of going up of connecting the double suction impeller in the stock solution room, inlet tube under the double suction impeller is connected to lower stock solution room lower import and the pump body, on the pump body under the inlet tube and the pump body inlet tube be connected to the inlet of the pump body together, the export of double suction impeller is through the annular separation chamber of stator connection, separation chamber's connection pump body outlet pipe. This self priming pump simple structure, easy maintenance, the self -balancing axial force reduces shaft power to improve the efficiency of pump.
Description
Technical field
This utility model relates to a kind of vertical double suction self priming pump structure, belongs to the self priming pump technical field of balancing axial thrust.
Background technology
Existing vertical self-sucking pump is widely used in the industries such as power plant, Coal Chemical Industry, petrochemical industry, papermaking, food, has operational performance quite reliably.Original vertical self-sucking pump uses single-stage impeller, realizes dynamic seal and balancing axial thrust by accessory impeller, owing to expeller diameter is relatively big thus produces bigger disc friction losses, thus causes vertical self-sucking pump original structure efficiency on the low side.
Summary of the invention
In order to overcome problems of the prior art, this utility model provides a kind of vertical double suction self priming pump structure, and simple in construction answered by this self priming pump, easy to maintenance, self-balanced thrust, reduces shaft power, thus improves the efficiency of pump.
The technical solution adopted in the utility model is: a kind of vertical double suction self priming pump structure, it includes the pump housing, pump cover, bearing body and impeller axle, it also includes double-entry impeller, the described pump housing is fixed together with pump cover, bearing body successively, double-entry impeller is arranged on the end stretching into pump housing middle period wheel shaft, is positioned at that the shaft part of pump cover middle period wheel shaft is provided with mechanical seal, the shaft part that is positioned at bearing body middle period wheel shaft is provided with bearing and bearing gland；Described double-entry impeller employing impeller nut and impeller key are fixing with the lower end of impeller axle to be connected, the upper end of impeller axle motor on the bonded electric machine support of motor；The described pump housing uses Welding Structure, the pump housing is divided into upper fluid reservoir and lower fluid reservoir by double-entry impeller, upper fluid reservoir connects upper inlet and the pump housing upper inlet pipe of double-entry impeller, lower fluid reservoir connects lower inlet and the pump housing lower inlet pipe of double-entry impeller, pump housing upper inlet pipe is connected to the inlet of the pump housing together with pump housing lower inlet pipe, the outlet of double-entry impeller connects the separation chamber of annular through stator, and separation chamber connects pump housing outlet.
The beneficial effects of the utility model are: the pump housing of this vertical double suction self priming pump is fixed together with pump cover, bearing body successively, double-entry impeller is arranged on the end stretching into pump housing middle period wheel shaft, being positioned at that the shaft part of pump cover middle period wheel shaft is provided with mechanical seal, the shaft part that is positioned at bearing body middle period wheel shaft is provided with bearing and bearing gland, double-entry impeller is fixing with the lower end of impeller axle to be connected.The pump housing uses Welding Structure, the pump housing is divided into upper fluid reservoir and lower fluid reservoir by double-entry impeller, upper fluid reservoir connects upper inlet and the pump housing upper inlet pipe of double-entry impeller, lower fluid reservoir connects lower inlet and the pump housing lower inlet pipe of double-entry impeller, pump housing upper inlet pipe is connected to the inlet of the pump housing together with pump housing lower inlet pipe, the outlet of double-entry impeller connects the separation chamber of annular through stator, and separation chamber connects pump housing outlet.This self priming pump simple in construction, easy to maintenance, self-balanced thrust, reduces shaft power, thus improves the efficiency of pump.
Accompanying drawing explanation
Fig. 1 is a kind of vertical double suction self priming pump structure chart.
In figure: 1, through type lubricating cup, 2, bearing, 3, outside framework oil seal, 4, dust pan, 5, mechanical seal, 6, round nut, 7, impeller axle, 8, pump housing outlet, 9, separation chamber, 10, stator, 11, impeller key, 12, lower fluid reservoir, 13, the pump housing, 14, impeller nut, 15, gasket seal, 16, double-entry impeller, 17, pump housing lower inlet pipe, 18, upper fluid reservoir, 19, pump housing upper inlet pipe, 20, axle sleeve, 21, pump cover, 22, first studs, 23, bearing body, 24, second studs, 25, electric machine support, 26, bearing gland, 27, interior hexagonal cylindrical hook bolt, 28, motor key, 29, motor.
Detailed description of the invention
A kind of vertical double suction self priming pump structure chart shown in Fig. 1.In figure, this vertical double suction self priming pump structure includes the pump housing 13, pump cover 21, bearing body 23, impeller axle 7 and double-entry impeller 16, the pump housing 13 is fixed together with pump cover 21, bearing body 23 successively, double-entry impeller 16 is arranged on the end stretching into the pump housing 13 middle period wheel shaft 7, is positioned at that the shaft part of pump cover 21 middle period wheel shaft 7 is provided with mechanical seal 5, the shaft part that is positioned at bearing body 23 middle period wheel shaft 7 is provided with bearing 2 and bearing gland 26.Double-entry impeller 16 uses that the lower end of impeller nut 14 and impeller key 11 and impeller axle 7 is fixing to be connected, and the upper end of impeller axle 7 connects the motor 29 on electric machine support 25 through motor key 28.The pump housing 13 uses Welding Structure, the pump housing 13 is divided into upper fluid reservoir 18 and lower fluid reservoir 12 by double-entry impeller 16, upper fluid reservoir 18 connects upper inlet and the pump housing upper inlet pipe 19 of double-entry impeller 16, lower fluid reservoir 12 connects lower inlet and the pump housing lower inlet pipe 17 of double-entry impeller 16, pump housing upper inlet pipe 19 is connected to the inlet of the pump housing together with pump housing lower inlet pipe 17, the outlet of double-entry impeller 16 connects the separation chamber 9 of annular through stator 10, and separation chamber 9 connects pump housing outlet 8.
nullUse above-mentioned technical scheme，Impeller nut 14 is connected with impeller axle 7 by screw thread，Double-entry impeller 16 axial restraint，Gasket seal 15 is had between impeller nut 14 and impeller axle 7，Double-entry impeller 16 is relatively rotated by bonded preventing with impeller axle 7，Double-entry impeller 16 coordinates with stator 10 formation in stretching into the pump housing 13，Electric machine support 25 is connected with the pump housing 13 through pump cover 20 by the first studs 22，Equipped with axle sleeve 20 on impeller axle 7 at the annular seal space of pump cover 21，Annular seal space is built with mechanical seal 5，Axle sleeve 20 upper and lower side is respectively with dust pan 4、Round nut 6 axially positions，Bearing gland 26 is connected with pump cover 21 through bearing body 23 by the second studs 24，Bearing body 23 bottom is equipped with outside framework oil seal 3，Internal equipped with bearing 2，Equipped with through type lubricating cup 1 on bearing gland 26，Impeller axle 7 top is connected with motor shaft，The bigger end of the diameter of axle of impeller axle 7，Prevent from relatively rotating by motor key 28，Fastened by interior hexagonal cylindrical hook bolt 27.
Claims (1)
1. a vertical double suction self priming pump structure, it includes the pump housing (13), pump cover (21), bearing body (23) and impeller axle (7), it is characterized in that: further comprising double-entry impeller (16), the described pump housing (13) successively with pump cover (21), bearing body (23) is fixed together, double-entry impeller (16) is arranged on the end stretching into the pump housing (13) middle period wheel shaft (7), the shaft part being positioned at pump cover (21) middle period wheel shaft (7) is provided with mechanical seal (5), the shaft part being positioned at bearing body (23) middle period wheel shaft (7) is provided with bearing (2) and bearing gland (26)；Described double-entry impeller (16) employing impeller nut (14) and impeller key (11) are fixing with the lower end of impeller axle (7) to be connected, and the upper end of impeller axle (7) connects the motor (29) on electric machine support (25) through motor key (28)；The described pump housing (13) uses Welding Structure, the pump housing (13) is divided into upper fluid reservoir (18) and lower fluid reservoir (12) by double-entry impeller (16), upper fluid reservoir (18) connects upper inlet and pump housing upper inlet pipe (19) of double-entry impeller (16), lower fluid reservoir (12) connects lower inlet and pump housing lower inlet pipe (17) of double-entry impeller (16), pump housing upper inlet pipe (19) is connected to the inlet of the pump housing together with pump housing lower inlet pipe (17), the outlet of double-entry impeller (16) connects the separation chamber (9) of annular through stator (10), separation chamber (9) connects pump housing outlet (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620145650.XU CN205446065U (en) | 2016-02-28 | 2016-02-28 | Vertical double suction self priming pump structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620145650.XU CN205446065U (en) | 2016-02-28 | 2016-02-28 | Vertical double suction self priming pump structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205446065U true CN205446065U (en) | 2016-08-10 |
Family
ID=56582580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620145650.XU Expired - Fee Related CN205446065U (en) | 2016-02-28 | 2016-02-28 | Vertical double suction self priming pump structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205446065U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108468657A (en) * | 2018-04-09 | 2018-08-31 | 捷达消防科技（苏州）股份有限公司 | The fire-fighting pump configuration of used in fire-fighting |
| CN109695574A (en) * | 2017-10-24 | 2019-04-30 | 左朝明 | A kind of vertical double suction non-sealing self-sucking pump |
-
2016
- 2016-02-28 CN CN201620145650.XU patent/CN205446065U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109695574A (en) * | 2017-10-24 | 2019-04-30 | 左朝明 | A kind of vertical double suction non-sealing self-sucking pump |
| CN108468657A (en) * | 2018-04-09 | 2018-08-31 | 捷达消防科技（苏州）股份有限公司 | The fire-fighting pump configuration of used in fire-fighting |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN205446065U (en) | Vertical double suction self priming pump structure | |
| CN201747618U (en) | Dual-suction multistage centrifugal pump | |
| CN201650747U (en) | Vertical single-stage centrifugal water pump | |
| CN205446066U (en) | Self priming pump is leaked to vertical high -lift nothing | |
| CN207830140U (en) | A kind of horizontal type scroll compressor fuel feeding component and horizontal type scroll compressor | |
| CN201428617Y (en) | Highly-effective self priming pump | |
| CN106949098A (en) | Vertical pipeline mounted pump | |
| CN203516126U (en) | Long shaft submerged pump | |
| CN206874568U (en) | Vertical pipeline mounted pump | |
| CN201615059U (en) | Single-stage horizontal process pump | |
| CN202273872U (en) | Top outlet type barrel multilevel fire water pump | |
| CN202500829U (en) | Stagnation booster energy-saving pump | |
| CN111664095A (en) | Novel horizontal cantilever energy-saving two-stage pump | |
| CN205446159U (en) | High -efficient double suction centrifugal pump structure | |
| CN205618382U (en) | Directly ally oneself with centrifugal pump of horizontal axis | |
| CN201078333Y (en) | Single stage double inlet centrifugal pump | |
| CN206234047U (en) | A kind of square petroleum machinery bearing-free cycloid hydraulic motor | |
| CN204200606U (en) | A kind of deep water pump | |
| CN205895608U (en) | Multi -stage centrifugal pump | |
| CN201129307Y (en) | Axial-flow pump gearing shaft jointing system | |
| CN103527496B (en) | Long-shaft submerged pump | |
| CN203412819U (en) | Single-suction multi-stage vertical-type centrifugal pump | |
| CN203516122U (en) | Hydraulic submersible pump | |
| CN202031837U (en) | Novel energy-saving stainless steel stamping pump | |
| CN206988174U (en) | A kind of centrifugal pump head |
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 |
Granted publication date: 20160810 Termination date: 20200228 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |