CN206960210U - A kind of pretreatment filter - Google Patents
A kind of pretreatment filter Download PDFInfo
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- CN206960210U CN206960210U CN201720880861.2U CN201720880861U CN206960210U CN 206960210 U CN206960210 U CN 206960210U CN 201720880861 U CN201720880861 U CN 201720880861U CN 206960210 U CN206960210 U CN 206960210U
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- filter
- magnetic valve
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Abstract
The utility model discloses a kind of pretreatment filter, and it includes closed container, filter, the first magnetic valve, second solenoid valve, the 3rd magnetic valve, sampling pump, anti-cleaning pump, three-way connection, shuttle；The filter is three-level filter device；The outlet of the filter is connected with the common port of the first magnetic valve, and the normally opened end of first magnetic valve is connected to the normally opened end of second solenoid valve, and the normal-closed end of first magnetic valve is connected with the outlet of anti-cleaning pump；The normal-closed end of the second solenoid valve is connected to an interface of three-way connection, the common port of the second solenoid valve is connected with the import of sampling pump, the outlet of the sampling pump is connected to the common port of the 3rd magnetic valve, and the normal-closed end of the 3rd magnetic valve is connected to another interface of three-way connection；The three-way connection is connected to shuttle.The utility model improves filter efficiency, reduces the cost of manual maintenance, while prevents algal grown, and power is small, small volume, is convenient for carrying.
Description
Technical field
Water sampling analysis field is the utility model is related to, concretely relates to a kind of pretreatment filter.
Background technology
The most volume of the more perfect pretreatment filter of existing capability is big on the market, and power consumption is big, carries inconvenient for operation.
The pretreatment filter function of small volume is not complete, and filter efficiency is low to be safeguarded, it is necessary to expend more manpower financial capacity, can not
Worked for a long time in water.
Utility model content
The purpose of this utility model is to provide a kind of pretreatment filter, its small volume, efficiency high, easy to maintenance.
To achieve the above object, the utility model uses following technical scheme：
A kind of pretreatment filter, including closed container, filter, the first magnetic valve, second solenoid valve, the 3rd electromagnetism
Valve, sampling pump, anti-cleaning pump, three-way connection, shuttle；The filter is three-level filter device；First electromagnetism
Valve, second solenoid valve, the 3rd magnetic valve are three-way magnetic valve；The outlet of the filter and the public affairs of first magnetic valve
End is connected altogether, and the normally opened end of first magnetic valve is connected to the normally opened end of the second solenoid valve, first magnetic valve
Normal-closed end is connected with the outlet of the anti-cleaning pump, and the import of the anti-cleaning pump is connected with extraneous air；Second electromagnetism
The normal-closed end of valve is connected to an interface of the three-way connection, and the common port of the second solenoid valve enters with the sampling pump
Mouth is connected, and the outlet of the sampling pump is connected to the common port of the 3rd magnetic valve, and the normally opened end of the 3rd magnetic valve connects
It is connected at non-hazardous waste fluids collection, the normal-closed end of the 3rd magnetic valve is connected to another interface of the three-way connection；It is described
Last interface of three-way connection is connected to the shuttle.
Preferably, the filter includes the copper mesh, the copper filter core of secondary filtration, three-level for the by-pass filtration being sequentially connected
The glass fiber filter of secondary filter.
Preferably, the copper mesh is located at the entrance of the closed container, and the copper filter core is located at the closed container
Exit, the glass fiber filter is outside the closed container, the outlet of the glass fiber filter and described the
The common port of one magnetic valve is connected.
Further, it also includes controller, and the controller controls the first magnetic valve, second solenoid valve, the 3rd electromagnetism
Valve, sampling pump, counter clean pump work.
Preferably, the sampling pump is sampling membrane pump, and the anti-cleaning pump is anti-cleaning membrane pump.
Preferably, the outlet of the shuttle is connected to analyzer.
Preferably, the pore size filter of the glass fiber filter is 0.45 μm.
After adopting the above technical scheme, the utility model has the following advantages that：
1st, the utility model is filtered using three-level filter device, substantially increases filter efficiency and precision.
2nd, using anti-cleaning pump carry out equipment and pipeline it is counter clean, blowback air, reduce the cost of manual maintenance, prevent simultaneously
The growth of algae.
3rd, utility model works and standby power are small, are adapted to power using field solar energy, small volume, are convenient for carrying
And installation.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Reference numeral explanation:
Closed container 1, copper mesh 21, copper filter core 22, glass fiber filter 23, the first magnetic valve 3, second solenoid valve 4,
Three magnetic valves 5, sampling membrane pump 6, shuttle 7, anti-cleaning membrane pump 8, three-way connection 9.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing and implementation
Example, the utility model is further elaborated.It should be appreciated that specific embodiment described herein is only explaining
The utility model, it is not used to limit the utility model.
With reference to figure 1, magnetic valve NO is normally opened end in figure, and NC is normal-closed end, and COM is common port.
The utility model discloses a kind of pretreatment filter, including closed container 1, filter, the first magnetic valve 3,
Second solenoid valve 4, the 3rd magnetic valve 5, sampling membrane pump 6, anti-cleaning membrane pump 8, three-way connection 9, shuttle 7.
Filter is three-level filter device, includes the copper filter of the copper mesh 21 for the by-pass filtration being sequentially connected, secondary filtration
Core 22, the glass fiber filter 23 of three-level secondary filter.Copper mesh 21 is located at the entrance of closed container 1, and copper filter core 22 is located at
The exit of closed container 1, the outlet of copper filter core 22 are connected to glass fiber filter 23, glass fiber filter 23 by pump line
Outside closed container 1.The pore size filter of glass fiber filter 23 is preferably 0.45 μm.
First magnetic valve 3, second solenoid valve 4, the 3rd magnetic valve 5 are three-way magnetic valve.
The outlet of glass fiber filter 23 is connected with the common port of the first magnetic valve 3（Big teflon pipe is turned by pump line
Connection）, the normally opened end of the first magnetic valve 3 is connected to the normally opened end of second solenoid valve 4, the normal-closed end of the first magnetic valve 3 with it is anti-clear
The outlet for washing membrane pump 8 is connected, and the import of anti-cleaning membrane pump 8 is connected with extraneous air.
The normal-closed end of second solenoid valve 4 is connected to an interface of three-way connection 9, and the common port of second solenoid valve 4 is with taking
The import of sample membrane pump 6 is connected, and the outlet of sampling membrane pump 6 is connected to the common port of the 3rd magnetic valve 5, the 3rd magnetic valve 5
Normally opened end is connected at non-hazardous waste fluids collection, and the normal-closed end of the 3rd magnetic valve 5 is connected to another interface of three-way connection 9；Three
Last interface of pass joint 9 is connected to shuttle 7.The outlet of shuttle 7 is connected to analyzer（Not shown in figure）.
Various pieces are connected without specified otherwise using big teflon pipe.
Further, the utility model also includes controller（Not shown in figure）, controller controls the first magnetic valve 3, the
Two magnetic valves 4, the 3rd magnetic valve 5, sampling membrane pump 6, anti-cleaning membrane pump 8 work.The utility model is controlled with analyzer linkage
System, it is ensured that the completion of filtration before test.
Workflow：
Before work, second solenoid valve 4, sampling membrane pump 6 are first opened, first empties the remaining water sample filtered originally；Start again
Pre-filtering, pre-filtered water sample will be drained at non-hazardous waste fluids collection by the 3rd magnetic valve 5.
Filtering：Water sample enters closed container 1, successively by copper mesh 21, copper filter core 22, glass fiber filter 23, copper mesh
21 filter out organism in water and larger impurity, and large particulate matter in the filter water of copper filter core 22, glass fiber filter 23 filters
Fall suspension and smaller particle in water.Water sample after filtering is by the first magnetic valve 3, second solenoid valve 4, the 3rd magnetic valve 5, quilt
Sampling membrane pump 6 is pumped into shuttle 7 by three-way connection 9.
During analyzer sample analysis is waited, the first magnetic valve 3, anti-cleaning membrane pump 8 are opened, three-level filter device is entered
The anti-cleaning of row, blowback air, all pipelines and the reclaimed water of closed container 1 are completely exhausted out, and prevent algal grown full of air.
The utility model is filtered using three-level filter device, substantially increases filter efficiency and precision.Using anti-clear
Wash pump carry out equipment and pipeline it is counter clean, blowback air, reduce the cost of manual maintenance, while prevent the growth of algae.
More than, the only preferable embodiment of the utility model, but the scope of protection of the utility model is not limited to
In this, any one skilled in the art is in the technical scope that the utility model discloses, the change that can readily occur in
Change or replace, should all cover within the scope of protection of the utility model.Therefore, the scope of protection of the utility model should be with power
The protection domain that profit requires is defined.
Claims (7)
- A kind of 1. pretreatment filter, it is characterised in that：Including closed container, filter, the first magnetic valve, the second electromagnetism Valve, the 3rd magnetic valve, sampling pump, anti-cleaning pump, three-way connection, shuttle；The filter is three-level filter device；Institute It is three-way magnetic valve to state the first magnetic valve, second solenoid valve, the 3rd magnetic valve；The outlet of the filter and described first The common port of magnetic valve is connected, and the normally opened end of first magnetic valve is connected to the normally opened end of the second solenoid valve, and described The normal-closed end of one magnetic valve is connected with the outlet of the anti-cleaning pump, and the import of the anti-cleaning pump is connected with extraneous air；Institute The normal-closed end for stating second solenoid valve is connected to an interface of the three-way connection, the common port of the second solenoid valve with it is described The import of sampling pump is connected, and the outlet of the sampling pump is connected to the common port of the 3rd magnetic valve, the 3rd magnetic valve Normally opened end be connected at non-hazardous waste fluids collection, the normal-closed end of the 3rd magnetic valve is connected to another of the three-way connection Interface；Last interface of the three-way connection is connected to the shuttle.
- A kind of 2. pretreatment filter as claimed in claim 1, it is characterised in that：The filter includes what is be sequentially connected The copper mesh of by-pass filtration, the copper filter core of secondary filtration, the glass fiber filter of three-level secondary filter.
- A kind of 3. pretreatment filter as claimed in claim 2, it is characterised in that：The copper mesh is located at the closed container Entrance, the copper filter core are located at the exit of the closed container, and the glass fiber filter is located at the closed container Outside, the outlet of the glass fiber filter is connected with the common port of first magnetic valve.
- A kind of 4. pretreatment filter as described in claim any one of 1-3, it is characterised in that：It also includes controller, institute Controller is stated to control the first magnetic valve, second solenoid valve, the 3rd magnetic valve, sampling pump, counter clean pump work.
- A kind of 5. pretreatment filter as claimed in claim 4, it is characterised in that：The sampling pump is to sample membrane pump, institute It is anti-cleaning membrane pump to state anti-cleaning pump.
- A kind of 6. pretreatment filter as claimed in claim 5, it is characterised in that：The outlet of the shuttle is connected to point Analyzer.
- A kind of 7. pretreatment filter as claimed in claim 2, it is characterised in that：The filter bores of the glass fiber filter Footpath is 0.45 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880861.2U CN206960210U (en) | 2017-07-20 | 2017-07-20 | A kind of pretreatment filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720880861.2U CN206960210U (en) | 2017-07-20 | 2017-07-20 | A kind of pretreatment filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206960210U true CN206960210U (en) | 2018-02-02 |
Family
ID=61381118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720880861.2U Active CN206960210U (en) | 2017-07-20 | 2017-07-20 | A kind of pretreatment filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206960210U (en) |
-
2017
- 2017-07-20 CN CN201720880861.2U patent/CN206960210U/en active Active
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