CN108825508B - Energy-saving pump - Google Patents
Energy-saving pump Download PDFInfo
- Publication number
- CN108825508B CN108825508B CN201810842776.6A CN201810842776A CN108825508B CN 108825508 B CN108825508 B CN 108825508B CN 201810842776 A CN201810842776 A CN 201810842776A CN 108825508 B CN108825508 B CN 108825508B
- Authority
- CN
- China
- Prior art keywords
- impeller
- cavity
- impeller cavity
- communicated
- shell
- 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.)
- Active
Links
- 230000006835 compression Effects 0.000 claims description 11
- 238000007906 compression Methods 0.000 claims description 11
- 238000003475 lamination Methods 0.000 claims description 6
- 210000000988 bone and bone Anatomy 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 5
- 238000005086 pumping Methods 0.000 abstract description 3
- 230000000149 penetrating effect Effects 0.000 abstract 2
- 238000011010 flushing procedure Methods 0.000 description 7
- 238000001914 filtration Methods 0.000 description 6
- 239000012535 impurity Substances 0.000 description 6
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
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
- F04D1/00—Radial-flow pumps, e.g. centrifugal pumps; Helico-centrifugal pumps
- F04D1/06—Multi-stage 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
- 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
-
- 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
- F04D29/70—Suction grids; Strainers; Dust separation; Cleaning
- F04D29/708—Suction grids; Strainers; Dust separation; Cleaning specially for liquid pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
Abstract
The invention discloses an energy-saving pump, which comprises a vertically arranged cylindrical shell, wherein a laminated filter element, a first impeller cavity and a second impeller cavity are arranged in an inner cavity of the shell, the first impeller cavity is communicated with a first pipe penetrating through a shell, the second impeller cavity is communicated with a second pipe penetrating through the shell, an opening is formed in the side wall of the shell of the first impeller cavity and positioned at a position far away from one side of the first pipe, and the first impeller cavity is communicated with the inner cavity through the opening. By adopting the technical scheme, the filter element is arranged in the shell, so that water quality can be filtered and cleaned in the water pumping process.
Description
Technical Field
The invention relates to an energy-saving pump with a back flushing filtering function, and belongs to the technical field of water pump systems.
Background
The conventional like pump products are usually only provided with an impeller, and meanwhile, the function of filtering is not provided, the filter is required to be additionally and independently arranged on the water with granular impurities, more complicated steps are required to be carried out on the assembly, and the impurities are required to be independently cleaned by the pump and the filter after the pump is used, so that the operation efficiency is reduced.
Disclosure of Invention
It is therefore an object of the present invention to overcome the disadvantages of the prior art and to provide an energy efficient pump system that combines a filtering function with a back flushing function.
In order to achieve the above object, the energy-saving pump of the invention comprises a cylindrical shell which is vertically arranged, wherein a laminated filter element, a first impeller cavity and a second impeller cavity are arranged in an inner cavity of the shell, the first impeller cavity is communicated with a first pipe passing through the shell, the second impeller cavity is communicated with a second pipe passing through the shell, an opening is formed in the side wall of the shell of the first impeller cavity and positioned at a position far away from one side of the first pipe, and the first impeller cavity is communicated with the inner cavity through the opening; the laminated filter element comprises a circulation inlet and a circulation outlet, the circulation inlet is communicated with the inner cavity, and the circulation outlet is communicated with the second impeller cavity, so that the first pipe, the first impeller cavity, the opening, the inner cavity, the circulation inlet, the circulation outlet, the second impeller cavity and the second pipe are sequentially communicated to form a flow channel; the laminated filter element comprises a laminated stack formed by laminating a plurality of filter plates, a plurality of supporting bones sleeved on the inner side of the laminated stack, and an upper pressing plate and a lower pressing plate which are pressed at two ends of the laminated stack; the upper pressing plate is in a shape like a Chinese character 'ji', and comprises a pressing ring part, a vertical cylinder part and a top plate part, wherein the pressing ring part is pressed on the lamination stack, and the supporting bone is positioned at the inner side of the vertical cylinder part; the gaps between adjacent filter sheets form the circulation inlet, and the circulation outlet is formed on the lower pressing plate; a compression spring is arranged above the top plate part and downwards props against the upper pressing plate so that the upper pressing plate compresses the lamination stack; a first impeller is arranged in the first impeller cavity, a second impeller is arranged in the second impeller cavity, a driving shaft sequentially penetrates through the first impeller cavity, the second impeller cavity, the lower pressing plate and the top plate part, and the first impeller and the second impeller are respectively arranged on the driving shaft;
the compression spring is sleeved outside the driving shaft;
the driving shaft is connected to the power output end of a driving motor.
Preferably, a seal ring and a bearing are provided on a contact surface between the top plate portion and the drive shaft.
Compared with the prior art, the invention has the beneficial effects that:
by adopting the technical scheme, the energy-saving pump is provided with the filter element in the shell, so that the water quality can be filtered and cleaned in the water pumping process; the first pipe, the first impeller cavity, the opening, the inner cavity, the circulation inlet, the circulation outlet, the second impeller cavity and the second pipe are sequentially communicated to form a flow passage, so that the first impeller and the second impeller are respectively arranged in the flow passage and positioned at the upstream and the downstream of the filter element, and the influence on the water flow speed in the filtering process of the filter element can be overcome as far as possible; when the energy-saving pump is required to be cleaned after the energy-saving pump is used, a back flushing operation can be performed, the driving motor drives the driving shaft to rotate reversely, the second pipe serves as a clean water inlet, impurities attached to the laminated filter element are flushed out from the first pipe, the upper pressing plate overcomes the pressure of the compression spring and moves upwards due to the fact that the pressure of the inner side of the laminated plate is large during back flushing, the laminated plate loses the compression of the upper pressing plate, gaps between adjacent filter plates are increased, and water flow can rapidly flush out impurities clamped between the filter plates.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Detailed Description
As shown in the figure, this embodiment provides an energy-saving pump with a back flushing filtering function, which comprises a cylindrical casing 100 arranged vertically, wherein a laminated filter element 2, a first impeller cavity 3 and a second impeller cavity 4 are arranged in an inner cavity 1 of the casing 100, the first impeller cavity 3 is communicated with a first pipe 5 passing through the casing 100, and the second impeller cavity 4 is communicated with a second pipe 6 passing through the casing 100.
The first impeller chamber 3 is formed within the first impeller chamber housing 300 and the second impeller chamber 4 is formed within the second impeller chamber housing 400. An opening 301 is formed in the side wall of the first impeller chamber housing 300 at a position away from the side of the first tube 5, and the first impeller chamber 3 communicates with the inner chamber 1 through the opening 301.
The laminated filter element 2 comprises a circulation inlet 2a and a circulation outlet 2b, and in this embodiment, the laminated filter element 2 comprises a laminated stack 201 formed by laminating a plurality of filter plates, a plurality of supporting ribs 202 sleeved on the inner side of the laminated stack 201, an upper pressing plate 203 and a lower pressing plate 204 pressed on two ends of the laminated stack 201; the gaps between adjacent filter sheets form the circulation inlets 2a, and the circulation outlets 2b are formed in the lower pressure plate 204.
The upper pressing plate 203 is shaped like a Chinese character 'ji', and comprises a pressing ring portion 203a, a vertical tube portion 203b and a top plate portion 203c, wherein the pressing ring portion 203a is pressed on the lamination stack 201, and the supporting rib 202 is located inside the vertical tube portion 203 b.
A compression spring 205 is disposed above the top plate 203c, and the compression spring 205 pushes down on the upper platen 203 so that the upper platen 203 compresses the lamination stack 201.
The flow inlet 2a is communicated with the inner cavity 1, the flow outlet 2b is communicated with the second impeller cavity 4, so that the first pipe 5, the first impeller cavity 3, the opening 301, the inner cavity 1, the flow inlet 2a, the flow outlet 2b, the second impeller cavity 4 and the second pipe 6 are sequentially communicated to form a flow passage, and the arrow direction in fig. 1 is the water flow direction when the energy-saving pump is used.
A first impeller 7 is disposed in the first impeller chamber 3, a second impeller 8 is disposed in the second impeller chamber 4, and a driving shaft 9 sequentially passes through the first impeller chamber 3, the second impeller chamber 4, the lower pressure plate 201 and the top plate 203c; the first impeller 7 and the second impeller 8 are respectively mounted on the drive shaft 9.
The compression spring 205 is sleeved outside the drive shaft 9.
A seal ring 206 and a bearing 207 are provided on the contact surface between the top plate 203c and the drive shaft 9.
The drive shaft 9 is connected to the power output of a drive motor 10.
By adopting the technical scheme, the energy-saving pump is provided with the filter element in the shell, so that the water quality can be filtered and cleaned in the water pumping process; the first pipe, the first impeller cavity, the opening, the inner cavity, the circulation inlet, the circulation outlet, the second impeller cavity and the second pipe are sequentially communicated to form a flow passage, so that the first impeller and the second impeller are respectively arranged in the flow passage and positioned at the upstream and the downstream of the filter element, and the influence on the water flow speed in the filtering process of the filter element can be overcome as far as possible; when the energy-saving pump is required to be cleaned after the energy-saving pump is used, a back flushing operation can be performed, the driving motor drives the driving shaft to rotate reversely, the second pipe is used as a clean water inlet, impurities attached to the laminated filter element are flushed out from the first pipe, the upper pressing plate overcomes the pressure of the compression spring and moves upwards due to the fact that the pressure on the inner side of the laminated set is high during back flushing, the laminated set loses the compression of the upper pressing plate, gaps between adjacent filter plates are increased, and water flow can quickly flush out impurities clamped between the filter plates; when the upper platen moves up or down, the drive shaft passes through the top plate portion, so that the drive shaft can act as a guide member for the upper platen, so that the movement of the upper platen does not deviate from the axial direction of the drive shaft.
It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations or modifications of the above teachings will be apparent to those of ordinary skill in the art. It is not necessary here nor is it exhaustive of all embodiments. While still being apparent from variations or modifications that may be made by those skilled in the art are within the scope of the invention.
Claims (2)
1. An energy-saving pump, characterized in that: the filter comprises a cylindrical shell which is vertically arranged, wherein a laminated filter element, a first impeller cavity and a second impeller cavity are arranged in an inner cavity of the shell, the first impeller cavity is communicated with a first pipe which penetrates through the shell, the second impeller cavity is communicated with a second pipe which penetrates through the shell, an opening is formed in the side wall of the shell of the first impeller cavity and positioned at a position far away from one side of the first pipe, and the first impeller cavity is communicated with the inner cavity through the opening; the laminated filter element comprises a circulation inlet and a circulation outlet, the circulation inlet is communicated with the inner cavity, and the circulation outlet is communicated with the second impeller cavity, so that the first pipe, the first impeller cavity, the opening, the inner cavity, the circulation inlet, the circulation outlet, the second impeller cavity and the second pipe are sequentially communicated to form a flow channel; the laminated filter element comprises a laminated stack formed by laminating a plurality of filter plates, a plurality of supporting bones sleeved on the inner side of the laminated stack, and an upper pressing plate and a lower pressing plate which are pressed at two ends of the laminated stack; the upper pressing plate is in a shape like a Chinese character 'ji', and comprises a pressing ring part, a vertical cylinder part and a top plate part, wherein the pressing ring part is pressed on the lamination stack, and the supporting bone is positioned at the inner side of the vertical cylinder part; the gaps between adjacent filter sheets form the circulation inlet, and the circulation outlet is formed on the lower pressing plate; a compression spring is arranged above the top plate part and downwards props against the upper pressing plate so that the upper pressing plate compresses the lamination stack; a first impeller is arranged in the first impeller cavity, a second impeller is arranged in the second impeller cavity, a driving shaft sequentially penetrates through the first impeller cavity, the second impeller cavity, the lower pressing plate and the top plate part, and the first impeller and the second impeller are respectively arranged on the driving shaft;
the compression spring is sleeved outside the driving shaft;
the driving shaft is connected to the power output end of a driving motor.
2. The energy efficient pump of claim 1, wherein: a seal ring and a bearing are provided on the contact surface between the top plate and the drive shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842776.6A CN108825508B (en) | 2018-07-27 | 2018-07-27 | Energy-saving pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810842776.6A CN108825508B (en) | 2018-07-27 | 2018-07-27 | Energy-saving pump |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108825508A CN108825508A (en) | 2018-11-16 |
| CN108825508B true CN108825508B (en) | 2023-11-17 |
Family
ID=64141264
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810842776.6A Active CN108825508B (en) | 2018-07-27 | 2018-07-27 | Energy-saving pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108825508B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112283117A (en) * | 2020-10-02 | 2021-01-29 | 季忠炜 | Energy-saving pump with function of preventing particle impurities from eroding blades |
| CN115573917A (en) * | 2022-03-28 | 2023-01-06 | 宝嘉智能科技(南通)有限公司 | Self-adjusting water pump for sewage treatment |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB863757A (en) * | 1957-09-19 | 1961-03-29 | Tokheim Corp | Improvements in or relating to an impeller pump |
| KR20030059421A (en) * | 2001-12-29 | 2003-07-10 | 김재영 | Pump |
| CN203926031U (en) * | 2014-06-30 | 2014-11-05 | 广东顺达船舶工程有限公司 | Impeller serial formula energy-saving centrifugal pump |
| CN104500406A (en) * | 2014-11-14 | 2015-04-08 | 宁波李氏实业有限公司 | Coating pump |
| CN204677444U (en) * | 2015-06-15 | 2015-09-30 | 广州广一泵业有限公司 | A kind of multistage centrifugal pump |
| CN106821263A (en) * | 2017-04-01 | 2017-06-13 | 蒲杰 | Washing draining integrated pump |
| CN107664089A (en) * | 2017-11-09 | 2018-02-06 | 合肥华升泵阀股份有限公司 | A kind of integrated liquid energy recycle device |
| CN207454306U (en) * | 2017-09-30 | 2018-06-05 | 浙江固达泵业有限公司 | A kind of built-in type engineering immersible pump |
| CN209261830U (en) * | 2018-07-27 | 2019-08-16 | 上海长征泵阀（集团）有限公司 | Energy-saving pump |
-
2018
- 2018-07-27 CN CN201810842776.6A patent/CN108825508B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB863757A (en) * | 1957-09-19 | 1961-03-29 | Tokheim Corp | Improvements in or relating to an impeller pump |
| KR20030059421A (en) * | 2001-12-29 | 2003-07-10 | 김재영 | Pump |
| CN203926031U (en) * | 2014-06-30 | 2014-11-05 | 广东顺达船舶工程有限公司 | Impeller serial formula energy-saving centrifugal pump |
| CN104500406A (en) * | 2014-11-14 | 2015-04-08 | 宁波李氏实业有限公司 | Coating pump |
| CN204677444U (en) * | 2015-06-15 | 2015-09-30 | 广州广一泵业有限公司 | A kind of multistage centrifugal pump |
| CN106821263A (en) * | 2017-04-01 | 2017-06-13 | 蒲杰 | Washing draining integrated pump |
| CN207454306U (en) * | 2017-09-30 | 2018-06-05 | 浙江固达泵业有限公司 | A kind of built-in type engineering immersible pump |
| CN107664089A (en) * | 2017-11-09 | 2018-02-06 | 合肥华升泵阀股份有限公司 | A kind of integrated liquid energy recycle device |
| CN209261830U (en) * | 2018-07-27 | 2019-08-16 | 上海长征泵阀（集团）有限公司 | Energy-saving pump |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108825508A (en) | 2018-11-16 |
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