CN200949528Y - High suction distance automatic control self-priming pump - Google Patents
High suction distance automatic control self-priming pump Download PDFInfo
- Publication number
- CN200949528Y CN200949528Y CN 200620086497 CN200620086497U CN200949528Y CN 200949528 Y CN200949528 Y CN 200949528Y CN 200620086497 CN200620086497 CN 200620086497 CN 200620086497 U CN200620086497 U CN 200620086497U CN 200949528 Y CN200949528 Y CN 200949528Y
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- pump
- automatic control
- high suction
- control self
- priming
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Abstract
The utility model discloses a high absorbing height automatic control and self-priming pump which solves the problems that the absorbing height of the present self-priming pump is limited, and is easily damaged when running past the critical value, and provides a self-priming pump with the advantages of without the fixing of an anchor bolt, and convenience in processing, manufacture and arrangement, and can effectively increase the absorbing height of the pump. The structure of the utility model is as follows: the utility model comprises an upper pump body, the upper part of which connects to the motor on the motor stent and the lower part of which connects to a water inlet elbow, and the lateral part of the upper pump body connects to the lower pump body, and the pump shaft of the upper pump body is provided with an inducer on one end of the connection part of the upper pump body and the water inlet elbow.
Description
Technical field
The utility model relates to a kind of pump, relates in particular to a kind of high suction depth automatic control self-priming pump.
Background technique
The vertical self-sucking pump that is used for industries such as metallurgy, electric power, mine, environmental protection, chemical industry, light industry, pharmacy, papermaking at present, for given performance parameter, the necessary NPSH NPSHr of pump itself is certain, for guarantee that cavitation does not take place water pump in operation process, the suction journey of water pump will be subjected to certain restriction.If water pump in the running engineering, is inhaled journey and surpassed critical value, cavitation phenomenons will take place in water pump so.Abnormal vibrations and noise, flow decline, lift decline also can appear in water pump, impeller, bearing, black box are produced destroy simultaneously.For given performance parameter, use only 2～4m of suction journey that existing self-priming pump can improve pump, it is shorter to inhale journey.
Summary of the invention
The purpose of this utility model is exactly limited in order to solve present self-priming pump suction journey, operation problems such as component and decreased performance can occur damaging after surpassing critical value, providing a kind of has the stone bolt of need not and fixes, processing, manufacturing, easy for installation can effectively improve the high suction depth automatic control self-priming pump that water pump is inhaled advantages such as journey.
For achieving the above object, the utility model is by the following technical solutions:
A kind of high suction depth automatic control self-priming pump, it comprises upper pump casing, and its upper end is connected with motor on being installed in electric machine support, and the lower end is connected with the bend pipe of intaking, sidepiece is connected with lower pump body, and the pump shaft of described upper pump casing is provided with inducer at upper pump casing and water inlet bend pipe link position one end.
Described motor is connected with pump shaft by elastic dowel pin shaft coupling.
There is the bearing support that connects firmly with electric machine support described upper pump casing upper end, the top of bearing support is bearing gland, the felt collar that matches with pump shaft is arranged on its inwall, bearing gland is deep groove ball bearing down, the single-row angular contact ball bearing of the installation that matches with pump shaft is arranged on the bearing support intermediate membrane, be provided with the mechanical seal that matches with pump shaft between the machine sealed cover of this dividing plate and bearing support bottom, pump shaft passes behind the bearing support it and terminally is connected with impeller, the while it also be positioned at impeller under inducer be connected.
Described inducer is an aial flow impeller.
Described upper pump casing end links to each other with the water inlet bend pipe, and water inlet bend pipe bottom is provided with sealing plug, and its other end connects with water intake check valve parts.
Described water inlet bend pipe is a S shape.
Described upper pump casing side is connected with lower pump body by pipeline, and lower pump body is connected with water outlet check valve parts.
The utility model adopts vertical external mixture type structure, utilizes mechanical seal, installs inducer additional.Inducer belongs to aial flow impeller, has guaranteed in the cavitation process, and slightly descend no bust phenomenon of flow, lift takes place.Therefore, inducer can be worked under cavitation state to a certain degree, and pump performance is not had obvious influence.
The beneficial effects of the utility model are: novel structure, beautiful shape; Installation, use, easy to maintenance; Adopt vertical structure, occupation of land face is little, and the good stability of water pump, vibration is little, noise is low; Fix without stone bolt; Once draw liquid, the permanent use.Good seal performance does not have and leaks; The suction journey of pump can reach 4～9m; Simple in structure, easy to use, inhale the journey height, effectively reduce the influence of cavitation to equipment.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Wherein, 1, water intake check valve parts, 2, sealing gasket I, 3, elastic dowel pin shaft coupling, 4, electric machine support, 5, bearing support, 6, bearing gland, 7, upper pump casing, 8, pump shaft, 9, the machine sealed cover, 10, impeller, 11, inducer, 12, sealing gasket II, 13, sealing gasket III, 14, sealing gasket IV, 15, lower pump body, 16 water outlet check valve parts, 17, motor, 18, the water inlet bend pipe, 19, felt collar, 20, deep groove ball bearing, 21, single-row angular contact ball bearing, 22, mechanical seal.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing and embodiment.
Among Fig. 1, main parts size of the present utility model has motor 17, electric machine support 4, spring column pin shaft joint 3, pump shaft 8, upper pump casing 7, lower pump body 15, water intake check valve parts 1, water outlet check valve parts 16, bearing support 5, mechanical seal 22, bearing gland 6, machine sealed cover 9, impeller 10, inducer 11 etc.
Motor 17 connects with electric machine support 4, and electric machine support 4 connects with bearing support 5.Motor reel connects by elastic dowel pin shaft coupling 3 with pump shaft 8.The top of bearing support 5 is a bearing gland 6, and the felt collar 19 that matches with pump shaft 8 is arranged on its inwall.Deep groove ball bearing 20 is installed on the top of bearing support 5, and there is dividing plate at its middle part, and single-row angular contact ball bearing 21 is installed on the dividing plate, and 9 of machine sealed covers in dividing plate and bearing support 5 bottoms are provided with two and overlap single mechanical end face seals 22, and they are installed in mode back-to-back.Machine sealed cover 9 is fixed on the bearing support 5.The bottom of pump shaft 8 connects with impeller 10 and inducer 11.Upper pump casing 7 bottoms are installed on the base, and connect with S shape water inlet bend pipe 18, and inducer 11 is positioned at both connection places.Sealing plug is arranged at water inlet bend pipe 18 bottoms, and its other end connects with water intake check valve parts 1, and is sealed by sealing gasket I2.The side of upper pump casing 7 connects with lower pump body 15 by pipeline, and lower pump body 15 connects with water outlet check valve parts 16, and is sealed by sealing gasket IV14.Be provided with sealing gasket II12 at bearing support 5 and 7 of upper pump casings, between upper pump casing 7 bottoms and base, be provided with sealing gasket III13.
The utility model needs water before pump starts first.Behind the pump startup, the liquid that has air separates in gas-liquid separation chamber, and gas is discharged from discharge conduit, enters normal working until water pump.
The technological scheme that inducer is installed in any bottom at self-priming pump does not all exceed protection domain of the present utility model.
Claims (7)
1, a kind of high suction depth automatic control self-priming pump, it comprises upper pump casing (7), its the upper end be installed in electric machine support (4) on motor (17) be connected, the lower end is connected with water inlet bend pipe (18), sidepiece is connected with lower pump body (15), it is characterized in that: the axle pump (8) of described upper pump casing (7) is provided with inducer (11) at upper pump casing (7) and water inlet bend pipe (18) link position one end.
2, high suction depth automatic control self-priming pump according to claim 1 is characterized in that: described motor (17) is connected with pump shaft (8) by elastic dowel pin shaft coupling (3).
3, high suction depth automatic control self-priming pump according to claim 1, it is characterized in that: there is the bearing support (5) that connects firmly with electric machine support (4) described upper pump casing (7) upper end, the top of bearing support (5) is bearing gland (6), the felt collar (19) that matches with pump shaft (8) is arranged on its inwall, bearing gland (6) is deep groove ball bearing (20) down, the single-row angular contact ball bearing (21) that matches with pump shaft (8) is arranged on bearing support (5) intermediate membrane, between the machine sealed cover (9) of this dividing plate bottom bearing support (5), be provided with the mechanical seal (22) that matches with pump shaft (8), pump shaft (8) passes bearing support (5) back, and it terminally is connected with impeller (10), the while it also be positioned at impeller (10) under inducer (11) be connected.
4, according to claim 1 or 3 described high suction depth automatic control self-priming pumps, it is characterized in that: described inducer (11) is an aial flow impeller.
5, high suction depth automatic control self-priming pump according to claim 1 is characterized in that: described upper pump casing (7) bottom links to each other with water inlet bend pipe (18), and water inlet bend pipe (18) bottom is provided with sealing plug, and its other end connects with water intake check valve parts (1).
6, high suction depth automatic control self-priming pump according to claim 1 or 5 is characterized in that: described water inlet bend pipe (18) is S shape.
7, high suction depth automatic control self-priming pump according to claim 1 is characterized in that: described upper pump casing (7) side is connected with lower pump body (15) by pipeline, and lower pump body (15) is connected with water outlet check valve parts (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620086497 CN200949528Y (en) | 2006-07-07 | 2006-07-07 | High suction distance automatic control self-priming pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620086497 CN200949528Y (en) | 2006-07-07 | 2006-07-07 | High suction distance automatic control self-priming pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200949528Y true CN200949528Y (en) | 2007-09-19 |
Family
ID=38892070
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620086497 Expired - Fee Related CN200949528Y (en) | 2006-07-07 | 2006-07-07 | High suction distance automatic control self-priming pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200949528Y (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100560981C (en) * | 2007-12-28 | 2009-11-18 | 济南奔腾泵业制造有限公司 | Vertical type highly effective energy-saving abrasion-proof pump |
| CN102235336A (en) * | 2010-05-04 | 2011-11-09 | 大连志新科技有限责任公司 | Valve flow-distribution reciprocating pump with induced wheel |
| CN103206373A (en) * | 2013-03-18 | 2013-07-17 | 丹阳市华昱机电设备有限公司 | Novel sealing surface structure of pump |
| CN105545758A (en) * | 2016-01-26 | 2016-05-04 | 大连冠力电机科技有限公司 | Permanent magnet frequency control direct-drive high-speed motor pump all-in-one machine |
| CN107100852A (en) * | 2017-05-22 | 2017-08-29 | 福州海霖机电有限公司 | Portable fast vacuum self priming pump |
| CN111720333A (en) * | 2020-06-02 | 2020-09-29 | 江苏罗地亚泵业有限公司 | Self-priming pump with high self-priming speed |
-
2006
- 2006-07-07 CN CN 200620086497 patent/CN200949528Y/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100560981C (en) * | 2007-12-28 | 2009-11-18 | 济南奔腾泵业制造有限公司 | Vertical type highly effective energy-saving abrasion-proof pump |
| CN102235336A (en) * | 2010-05-04 | 2011-11-09 | 大连志新科技有限责任公司 | Valve flow-distribution reciprocating pump with induced wheel |
| CN103206373A (en) * | 2013-03-18 | 2013-07-17 | 丹阳市华昱机电设备有限公司 | Novel sealing surface structure of pump |
| CN105545758A (en) * | 2016-01-26 | 2016-05-04 | 大连冠力电机科技有限公司 | Permanent magnet frequency control direct-drive high-speed motor pump all-in-one machine |
| CN107100852A (en) * | 2017-05-22 | 2017-08-29 | 福州海霖机电有限公司 | Portable fast vacuum self priming pump |
| CN107100852B (en) * | 2017-05-22 | 2023-10-31 | 福州海霖机电有限公司 | Movable quick vacuum self-priming pump |
| CN111720333A (en) * | 2020-06-02 | 2020-09-29 | 江苏罗地亚泵业有限公司 | Self-priming pump with high self-priming speed |
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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: 20070919 Termination date: 20140707 |
|
| EXPY | Termination of patent right or utility model |