CN202844692U - Filter before pumping - Google Patents
Filter before pumping Download PDFInfo
- Publication number
- CN202844692U CN202844692U CN 201220530697 CN201220530697U CN202844692U CN 202844692 U CN202844692 U CN 202844692U CN 201220530697 CN201220530697 CN 201220530697 CN 201220530697 U CN201220530697 U CN 201220530697U CN 202844692 U CN202844692 U CN 202844692U
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- CN
- China
- Prior art keywords
- pipe
- filter
- filter body
- filter screen
- outlet pipe
- 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 - Lifetime
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- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model relates to a filter before pumping. The filter before pumping comprises a filter body, wherein the upper end of the filter body is provided with a cover plate; the center of the cover plate is provided with a water discharge pipe; a plurality of rectangular through holes are formed in the filter body; the outer periphery of the filter body is provided with a filter screen; the bottom of the filter body is provided with a base plate; the water discharge pipe is internally provided with a washing pipe; one end of the washing pipe extends out of the water discharge pipe through an opening at one side of the water discharge pipe; the washing pipe outside the water discharge pipe is provided with an adjusting valve; the other end of the washing pipe is provided with a rotatable rotary shaft sleeve; the filter body is internally provided with a hydraulic drive pipe horizontally; the rotary shaft sleeve is connected with the hydraulic drive pipe through a tee fitting; and the hydraulic drive pipe is provided with a plurality of water spray holes in the direction just facing to the filter screen. According to the filter before pumping provided by the utility model, washing water flows into the hydraulic drive pipe through the washing pipe, and then is sprayed out from the water spray holes in the hydraulic drive pipe, so as to clean the filter screen, and the cleaning is convenient, and the filter maintaining cost is lowered.
Description
Technical field
The utility model relates to the flow rate protective device technical field, particularly a kind of pump front filter.
Background technology
The pump front filter is a kind of front filter of pump that is installed on, and makes the liquid that enters pump by filter inner chamber screen pack the time, makes the Impurity deposition that may stop up or damage pump on filter screen, with the thorough filtering of impurity.After but the pump front filter used a period of time, the impurity on the filter screen was piled up more, easily stopped up, so need regularly filter screen to be cleaned.Present pump front filter need to be opened filter integral body, even takes out filter screen and the impurity dirt could be cleaned up, and cleans inconveniently, and labour intensity is large.
The utility model content
Goal of the invention of the present utility model is: the problem of the filter gauze cleaning inconvenience that exists for prior art provides a kind of pump front filter that can automatically clean filter screen.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of pump front filter, comprise filter body, the upper end of described filter body is connected with cover plate, described cover plate center is provided with outlet pipe, offer a plurality of rectangular through-hole on the filter body, the filter body periphery is provided with filter screen, the filter body bottom is provided with base plate, be provided with cleaning hose in the described outlet pipe, one end of described cleaning hose extends to outside the outlet pipe by the opening of outlet pipe one side, and the outer cleaning hose of outlet pipe is provided with control valve, the other end of cleaning hose is provided with rotatable rotary sleeve, filter body inner horizontal direction is provided with the hydro powered pipe, and described rotary sleeve is connected with the hydro powered pipe by three-way connection, is provided with a plurality of hole for water sprayings over against the filter screen direction on the described hydro powered pipe.
As preferred version of the present utility model, described filter body inside vertically is provided with jet pipe, described jet pipe is connected by three-way connection with the hydro powered pipe, has a plurality of hole for water sprayings over against the filter screen direction on the described jet pipe, on the described hole for water spraying nozzle is installed.
As preferred version of the present utility model, the mesh diameter of described filter screen is 1 ~ 5mm.
As preferred version of the present utility model, described filter screen is stainless steel punching net or stainless steel mesh grid.
In sum, owing to adopted technique scheme, the beneficial effects of the utility model are: the utility model pump front filter is provided with cleaning hose and hydro powered pipe, flushing water flows into the hydro powered pipe from cleaning hose, the cleaning to filter screen is finished in the again ejection of the water jet from the hydro powered pipe, has avoided opening the pump front filter or has taken out filter gauze cleaning, easy to clean has also reduced the filter service cost.
Description of drawings
Fig. 1 is front view of the present utility model.
Fig. 2 is that Fig. 1 is along A-A face cutaway view.
Fig. 3 is scheme of installation of the present utility model.
Mark among the figure: 1-outlet pipe, 2-cover plate, 3-filter body, 4-jet pipe, 5-three-way connection, the 6-nozzle, 7-base plate, 8-rivet, 9-filter screen, 10-hydro powered pipe, the 11-rotary sleeve, 12-bolt retainer, 13-cleaning hose, 14-control valve, 15-pumping line.
The specific embodiment
Below in conjunction with accompanying drawing, the utility model is described in detail.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explaining the utility model, and be not used in restriction the utility model.
With reference to figure 1, Fig. 2, Fig. 3, the utility model pump front filter comprises cylinder filter body 3, described filter body 3 is welded by steel plate is curling, the upper end of filter body 3 is bolted part 12 and is connected with cover plate 2, described cover plate 2 centers are welded with outlet pipe 1, offer rectangular through-hole on the filter body 3, filter body 3 peripheries are fixed with filter screen 9 by rivet 8, described filter screen 9 is stainless steel punching net or stainless steel mesh grid, the mesh diameter of filter screen 9 can be 1 ~ 5mm, be preferably 2mm, the bottom of filter body 3 is connected with base plate 7, be provided with cleaning hose 13 in the described outlet pipe 1, one end of described cleaning hose 13 extends to outside the outlet pipe 1 by the opening of outlet pipe 1 one sides, and be connected with pumping line 15, and the cleaning hose 13 of outlet pipe 1 outside is provided with control valve 14, the other end of cleaning hose 13 is provided with the rotary sleeve 11 that can rotate freely, filter body 3 inner horizontal directions are provided with hydro powered pipe 10, described rotary sleeve 11 is connected with hydro powered pipe 10 by three-way connection 5, and the direction over against filter screen 9 on the described hydro powered pipe 10 is provided with a plurality of hole for water sprayings; Described filter body 3 inner vertical directions are provided with jet pipe 4, and described jet pipe 4 is connected by three-way connection 5 with hydro powered pipe 10, and the direction over against filter screen 9 on the described jet pipe 4 has a plurality of hole for water sprayings, and nozzle 6 is installed on the described hole for water spraying.
Pump front filter of the present utility model is installed on the water sucking mouth of water pump, place in pond, river, pond or the reservoir, when the water that sucks flows through the pump front filter, organic or inorganic thing fragment and solid granular dirt dammed on filter screen 9, the obstruction and the damage that have stoped dirt to cause water pump and other follow-up equipments.By regulating the opening degree of control valve 14, the flushing water flow in the control cleaning hose 13, and then rotary speed and the flushing dynamics of control hydro powered pipe 10 and jet pipe 4.Hole for water spraying on the hydro powered pipe 10 is facing to round about perforate of filter screen 9, the High-Pressure Water of coming in from cleaning hose 13 enters in the waterpower driving tube 10, the again ejection of the hole for water spraying from the hydro powered pipe 10 of water, automatically finish the flushing to filter screen 9, continuously the dirt with deposition on the filter screen 9 rinses out.On the other hand, the High-Pressure Water of coming in from cleaning hose 13 enters in the waterpower driving tube 10, relying on the reaction force of waterpower to drive hydro powered pipe 10 is rotated along the axle center of rotary sleeve and moves, and then drive jet pipe 4 and be rotated motion, the direction over against filter screen 9 on the jet pipe 4 has a plurality of hole for water sprayings, and nozzle 6 is installed on the hole for water spraying, water under high pressure is from nozzle 6 ejections, be sprayed directly on on the inner surface of filter screen 9, the dirt on the outer surface of filter screen 9 is washed, further improve the cleaning performance of filter screen 9.Use the utility model pump front filter to need not regularly to take apart filter and just can finish cleaning to filter screen 9, not only easy to clean, reduce cost of labor, and utilize hydro powered, reduction energy consumption, energy-conserving and environment-protective.
The above only is preferred embodiment of the present utility model; not in order to limit the utility model; all any modifications of within spirit of the present utility model and principle, doing, be equal to and replace and improvement etc., all should be included within the protection domain of the present utility model.
Claims (4)
1. pump front filter, comprise filter body, the upper end of described filter body is connected with cover plate, described cover plate center is provided with outlet pipe, offer a plurality of rectangular through-hole on the filter body, the filter body periphery is provided with filter screen, the filter body bottom is provided with base plate, it is characterized in that, be provided with cleaning hose in the described outlet pipe, one end of described cleaning hose extends to outside the outlet pipe by the opening of outlet pipe one side, and the outer cleaning hose of outlet pipe is provided with control valve, and the other end of cleaning hose is provided with rotatable rotary sleeve, and filter body inner horizontal direction is provided with the hydro powered pipe, described rotary sleeve is connected with the hydro powered pipe by three-way connection, is provided with a plurality of hole for water sprayings over against the filter screen direction on the described hydro powered pipe.
2. pump front filter according to claim 1, it is characterized in that described filter body inside vertically is provided with jet pipe, described jet pipe is connected by three-way connection with the hydro powered pipe, have a plurality of hole for water sprayings over against the filter screen direction on the described jet pipe, on the described hole for water spraying nozzle is installed.
3. pump front filter according to claim 1 is characterized in that, the mesh diameter of described filter screen is 1 ~ 5mm.
4. pump front filter according to claim 3 is characterized in that, described filter screen is stainless steel punching net or stainless steel mesh grid.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220530697 CN202844692U (en) | 2012-10-17 | 2012-10-17 | Filter before pumping |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 201220530697 CN202844692U (en) | 2012-10-17 | 2012-10-17 | Filter before pumping |
Publications (1)
Publication Number | Publication Date |
---|---|
CN202844692U true CN202844692U (en) | 2013-04-03 |
Family
ID=47975931
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 201220530697 Expired - Lifetime CN202844692U (en) | 2012-10-17 | 2012-10-17 | Filter before pumping |
Country Status (1)
Country | Link |
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CN (1) | CN202844692U (en) |
Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106039820A (en) * | 2016-06-23 | 2016-10-26 | 南通航海机械集团有限公司 | Centrifugal seawater filter in front of backwashing pump |
CN106975260A (en) * | 2016-05-06 | 2017-07-25 | 新疆惠利灌溉科技股份有限公司 | Floated filter |
CN111576551A (en) * | 2020-05-27 | 2020-08-25 | 山东省水利科学研究院 | Water intake device with cleaning pipe in filter material |
CN112587997A (en) * | 2020-12-29 | 2021-04-02 | 山西泽惠节水设备有限公司 | Continuous automatic back-flushing net type filter for multi-sand water source micro-irrigation |
CN112619241A (en) * | 2021-01-14 | 2021-04-09 | 河南锦源环保科技有限公司 | Split type filtering system and filtering method thereof |
CN113731005A (en) * | 2021-09-03 | 2021-12-03 | 广西联环生态科技有限公司 | Back flush filtration before pump |
-
2012
- 2012-10-17 CN CN 201220530697 patent/CN202844692U/en not_active Expired - Lifetime
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106975260A (en) * | 2016-05-06 | 2017-07-25 | 新疆惠利灌溉科技股份有限公司 | Floated filter |
CN106039820A (en) * | 2016-06-23 | 2016-10-26 | 南通航海机械集团有限公司 | Centrifugal seawater filter in front of backwashing pump |
CN106039820B (en) * | 2016-06-23 | 2018-06-19 | 南通航海机械集团有限公司 | Sea water filter before a kind of centrifugal backwashing pump |
CN111576551A (en) * | 2020-05-27 | 2020-08-25 | 山东省水利科学研究院 | Water intake device with cleaning pipe in filter material |
CN112587997A (en) * | 2020-12-29 | 2021-04-02 | 山西泽惠节水设备有限公司 | Continuous automatic back-flushing net type filter for multi-sand water source micro-irrigation |
CN112619241A (en) * | 2021-01-14 | 2021-04-09 | 河南锦源环保科技有限公司 | Split type filtering system and filtering method thereof |
CN113731005A (en) * | 2021-09-03 | 2021-12-03 | 广西联环生态科技有限公司 | Back flush filtration before pump |
CN113731005B (en) * | 2021-09-03 | 2023-03-03 | 广西联环生态科技有限公司 | Back flush filtration structure before pump |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CX01 | Expiry of patent term | ||
CX01 | Expiry of patent term |
Granted publication date: 20130403 |