CN205391891U - Filtration system before self -cleaning pump - Google Patents
Filtration system before self -cleaning pump Download PDFInfo
- Publication number
- CN205391891U CN205391891U CN201620180629.3U CN201620180629U CN205391891U CN 205391891 U CN205391891 U CN 205391891U CN 201620180629 U CN201620180629 U CN 201620180629U CN 205391891 U CN205391891 U CN 205391891U
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- CN
- China
- Prior art keywords
- pump
- pontoon
- intake antrum
- net
- water
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- 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
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- Structures Of Non-Positive Displacement Pumps (AREA)
- Details Of Reciprocating Pumps (AREA)
Abstract
The utility model discloses a filtration system before self -cleaning pump, gear motor is fixed in on the pontoon bottom plate through the motor support, one side of gear motor output shaft is passed through drive mechanism and is connected with the rotation axis, this rotation axis runs through the pontoon bottom plate through sealing device and extends to the outside of pontoon, the sealed pontoon lower part position relative with the rotation axis of being fixed in of sealed barrel, should separate into the intake antrum and go out the water cavity by the second grade filter screen by sealed barrel, wherein the intake antrum bottom communicates with each other with external water source through the level filtering net, be equipped with the brush mount on the rotation axis of intake antrum inboard, be equipped with the brush that matches with second grade filter screen inner edge on the brush mount, the intake antrum top links to each other with the dirt suction pump import through the sealed sewage suction pipe who runs through the pontoon bottom plate, the play water cavity passes through the water pump inlet tube and links to each other with the pump intake. The utility model discloses have small, do not occupy the field plough, connect simple, the advantages such as head loss of loss of nos back flush sewer and the existence of no pump post -filtration.
Description
Technical field
This utility model belongs to filtration system technical field before slight irrigation pump, is specifically related to filtration system before a kind of self-cleaning pump.
Background technology
The properly functioning of whole irrigation system is played vital effect by the reasonable disposition of irrigation system stem filtration system, if filter plant is supporting or type selecting is improper, the paralysis of whole irrigation system will be caused, so to select stem filtration system scientifically and rationally.The filter of current field of agricultural irrigation application mainly has laminated filter, sandrock filter, centrifugal filter, well strainer and self-cleaning filter, usually difference according to water quality in application, it is combined these different types of filters using, removes the different impurities in water source and Organic substance respectively.But, the characteristic that these filters have filters after being just belonging to pump, filter after pump exactly after current are pressurizeed by water pump, enter back into filter to be filtered, Problems existing is exactly that current can be hindered by filter itself, produce the loss of flood peak, the loss of flood peak of wherein most widely used sandrock filter can reach 10 meters, these losses can cause water pump match power to increase, increase operating cost, the problem of filtration system most critical is the cleaning after filtering simultaneously, after the blocking of these several filters, cleaning is all carry out backwash by clean water at present, the sewer that backwash produces can cause that the water of 1/4th is wasted, reduce the efficiency of filtration and the utilization rate of water.And, it is big to there is floor space in traditional filtration system, connects pipe fitting many, installs and safeguards complexity, is unfavorable for reclaiming and keeping.
Summary of the invention
This utility model is overcome the deficiencies in the prior art to provide filtration system before the self-cleaning pump that a kind of floor space is little and convenient and simple for connection.
nullThis utility model adopts the following technical scheme that for solving above-mentioned technical problem，Filtration system before a kind of self-cleaning pump，It is characterized in that including pontoon，Pontoon top is provided with soil pick-up pump and reducing motor，Pontoon bottom is provided with sealed cylinder、Single filter net and cascade filtration net，Reducing motor is fixed on pontoon base plate by electric machine support，The side of reducing motor output shaft is connected with rotating shaft by drive mechanism，This rotating shaft runs through pontoon base plate by sealing device and extends to the outside of pontoon，Sealed cylinder is sealingly fastened in the position that pontoon bottom is relative with rotating shaft，This sealed cylinder is separated into intake antrum and water chamber by cascade filtration net，Wherein communicated with external source by single filter net bottom intake antrum，Rotating shaft inside intake antrum is provided with hairbrush fixed mount，Hairbrush fixed mount is provided with the hairbrush matched with cascade filtration net inner edge，Intake antrum top is connected with soil pick-up pump inlet by sealing the dirt sucking tube running through pontoon base plate，Soil pick-up pump discharge is connected with impurity collecting net by blow-off pipe，Water chamber is connected with pump intake by pump water inlet，Pump outlet is connected with pumping line.
It is preferred that, described cascade filtration net is the wedge shape filter cylinder of sintered meshwork, the wedge shape filter cylinder of 304 Steel materials or 316 Steel materials.
It is preferred that, described water pump is arranged on pontoon or is arranged at bank.
This utility model self-cleaning filter and floating water pump are combined be capable of by filter after pump become pump before filter, and this device is to swim on the water surface, go for the multiple water source forms such as river, lake, reservoir, swag and cistern, have that volume is little, be not take up field and plough, connect simple, non-recoil washes sewer loss and without the advantage such as the loss of flood peak filtering existence after pump, water pump lift can be performed to maximum, it is adaptable to common water-saving irrigation system and emergent drought resisting system.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Drawing illustrates: 1, soil pick-up pump, 2, reducing motor, 3, rotating shaft, 4, electric machine support, 5, water pump, 6, pontoon, 7, pumping line, 8, pump water inlet, 9, sealing device, 10, dirt sucking tube, 11, impurity collecting net, 12, sealed cylinder, 13, cascade filtration net, 14, hairbrush fixed mount, 15, single filter net, 16, hairbrush.
Detailed description of the invention
The technical solution of the utility model is described in detail in conjunction with accompanying drawing.nullFiltration system before a kind of self-cleaning pump，Including pontoon 6，Pontoon 6 top is provided with soil pick-up pump 1 and reducing motor 2，Pontoon 6 bottom is provided with sealed cylinder 12、Single filter net 15 and cascade filtration net 13，Reducing motor 2 is fixed on pontoon 6 base plate by electric machine support 4，The side of reducing motor 2 output shaft is connected with rotating shaft 3 by drive mechanism，This rotating shaft 3 is run through pontoon 6 base plate by sealing device 9 and is extended to the outside of pontoon 6，Sealed cylinder 12 is sealingly fastened in the position that pontoon 6 bottom is relative with rotating shaft 3，This sealed cylinder 12 is separated into intake antrum and water chamber by cascade filtration net 13，Wherein communicated with external source by single filter net 15 bottom intake antrum，Rotating shaft 3 inside intake antrum is provided with hairbrush fixed mount 14，Hairbrush fixed mount 14 is provided with the hairbrush 16 matched with cascade filtration net 13 inner edge，Intake antrum top is connected with soil pick-up pump 1 import by sealing the dirt sucking tube 10 running through pontoon 6 base plate，Soil pick-up pump 1 is exported and is connected with impurity collecting net 11 by blow-off pipe，Water chamber is connected with water pump 5 water inlet by pump water inlet 8，Water pump 5 outlet is connected with pumping line 7.Described cascade filtration net 13 is the wedge shape filter cylinder of sintered meshwork, the wedge shape filter cylinder of 304 Steel materials or 316 Steel materials.Described water pump 5 is arranged on pontoon 6 or is arranged at bank.
In this utility model running, this pontoon being placed on water float on the water surface, docked with bank pipe network by pumping line, lay with pumping line for electric line, switch board can be arranged on bank.After starting water pump, starting to draw water, water first passes around single filter net and large granular impurity is carried out single filter.Should ensure time actually used to arrange the pre-filtering facility such as trash rack, setting pot in upstream as far as possible, reduce the filtration load of this defecator.The advantages such as water enters in the sealed cylinder outside cascade filtration net after cascade filtration net filtration, and this cascade filtration net can adopt wedge shape net cylinder, and this wedge shape net cylinder has compact conformation, and bearing capacity is strong, easy cleaning.Wedge shape net is to be welded with twine, the trapezoidal shape in twine cross section, during for this filtration, trapezoidal long limit should be made to be positioned at inner side.According to filtering accuracy requirement, select suitable filter screen order number.Impurity is trapped within inside cascade filtration net, crosses drainage and enters the cavity outer side seal cylinder and cascade filtration net through cascade filtration net, subsequently into pump water inlet, after water pump pressurizes, provides to meet for field network and irrigates the water required.
When much more more the internal impurity of cascade filtration net more accumulate after, discharge capacity will result in impact, and cascade filtration net inside and outside differential pressure increases, when reaching to a certain degree, it is necessary to be carried out.Cleaning frequency can be carried out according to differential pressure pickup signal, it is also possible to according to water quality situation, determines a regular time by summing up, and after filtering certain time, automatically starts cleaning.Switch board is to after reducing motor signal, and reducing motor starts that axle is rotated and rotates, and rotating shaft and the hairbrush fixed mount being fixed with hairbrush connect, and hairbrush starts to rotate, and hairbrush contacts with cascade filtration net inner surface, it becomes possible to scrubbed off by the impurity that surface accumulates.When reducing motor starts, soil pick-up pump also starts, and the impurity that hairbrush scrubs off is discharged in the impurity collecting net that pipeline connects below through dirt sucking tube together with water.This impurity collects mesh number as far as possible less than fine filtering mesh number, and impurity can be retained and collect by this collecting net, is unlikely to reenter water body, reduces and repeats to filter load.It is too big that soil pick-up pump and reducing motor all do not need power, it becomes possible to meets the power needed for blowdown and hairbrush rotary motion.Work water pump can not be put aboard ship, it is also possible to is fixed on bank somewhere, is connected with pump intake by pump water inlet.
Of the present utility model ultimate principle has more than been shown and described; principal character and advantage; under the premise without departing from this utility model spirit and scope, this utility model also has various changes and modifications, and these changes and improvements both fall within claimed scope of the present utility model.
Claims (3)
- null1. filtration system before a self-cleaning pump，It is characterized in that including pontoon，Pontoon top is provided with soil pick-up pump and reducing motor，Pontoon bottom is provided with sealed cylinder、Single filter net and cascade filtration net，Reducing motor is fixed on pontoon base plate by electric machine support，The side of reducing motor output shaft is connected with rotating shaft by drive mechanism，This rotating shaft runs through pontoon base plate by sealing device and extends to the outside of pontoon，Sealed cylinder is sealingly fastened in the position that pontoon bottom is relative with rotating shaft，This sealed cylinder is separated into intake antrum and water chamber by cascade filtration net，Wherein communicated with external source by single filter net bottom intake antrum，Rotating shaft inside intake antrum is provided with hairbrush fixed mount，Hairbrush fixed mount is provided with the hairbrush matched with cascade filtration net inner edge，Intake antrum top is connected with soil pick-up pump inlet by sealing the dirt sucking tube running through pontoon base plate，Soil pick-up pump discharge is connected with impurity collecting net by blow-off pipe，Water chamber is connected with pump intake by pump water inlet，Pump outlet is connected with pumping line.
- 2. filtration system before self-cleaning pump according to claim 1, it is characterised in that: described cascade filtration net is the wedge shape filter cylinder of sintered meshwork, the wedge shape filter cylinder of 304 Steel materials or 316 Steel materials.
- 3. filtration system before self-cleaning pump according to claim 1, it is characterised in that: described water pump is arranged on pontoon or is arranged at bank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180629.3U CN205391891U (en) | 2016-03-10 | 2016-03-10 | Filtration system before self -cleaning pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620180629.3U CN205391891U (en) | 2016-03-10 | 2016-03-10 | Filtration system before self -cleaning pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205391891U true CN205391891U (en) | 2016-07-27 |
Family
ID=56439604
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620180629.3U Expired - Fee Related CN205391891U (en) | 2016-03-10 | 2016-03-10 | Filtration system before self -cleaning pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205391891U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105582724A (en) * | 2016-03-10 | 2016-05-18 | 中国农业科学院农田灌溉研究所 | Self-cleaning before-pumping filtering system |
-
2016
- 2016-03-10 CN CN201620180629.3U patent/CN205391891U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105582724A (en) * | 2016-03-10 | 2016-05-18 | 中国农业科学院农田灌溉研究所 | Self-cleaning before-pumping filtering system |
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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: 20160727 Termination date: 20170310 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |