CN2714122Y - Sand filter - Google Patents

Sand filter Download PDF

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Publication number
CN2714122Y
CN2714122Y CN 200420023975 CN200420023975U CN2714122Y CN 2714122 Y CN2714122 Y CN 2714122Y CN 200420023975 CN200420023975 CN 200420023975 CN 200420023975 U CN200420023975 U CN 200420023975U CN 2714122 Y CN2714122 Y CN 2714122Y
Authority
CN
China
Prior art keywords
sand
filter
layer
water
container
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 - Fee Related
Application number
CN 200420023975
Other languages
Chinese (zh)
Inventor
沈志昌
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shanghai Wansen Water Treatment Co Ltd
Original Assignee
Shanghai Wansen Water Treatment Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Shanghai Wansen Water Treatment Co Ltd filed Critical Shanghai Wansen Water Treatment Co Ltd
Priority to CN 200420023975 priority Critical patent/CN2714122Y/en
Application granted granted Critical
Publication of CN2714122Y publication Critical patent/CN2714122Y/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model provides a sand filter, comprising a container. A sand layer is arranged at the lower part in the container, the sand layer comprises a supporting layer and at least one filter sand layer, and the supporting layer and the filter sand layer are provided respectively with a plurality of sand particles. The diameter of the sand particles which comprise the supporting layer is greater than the diameter of the sand particles which comprise the filter sand layer, a multifunctional combined valve is arranged at the middle part of the container top end, and the lower end of the multifunctional combined valve is fixedly connected with a main water pipe. The main water pipe is arranged at the axle center position of the container, the main water pipe is vertical with the sand layer, the lower end of the main water pipe is arranged in the filter sand layer, and the lower end of the main water pipe is connected vertically with a collecting pipe. Pool water can enter into the main water pipe from a water inlet pump passing through the multifunctional combined valve, can flow across the sand layer from the lower end of the main water pipe, and the suspended particles in water can be filtered by the filter sand. Clean water can aggregate at the upper side of the sand layer, and can be extracted from the collecting pipe by a water outlet pump which is matched with the multifunctional combined valve. The utility model has simple and effective filter process, and can be used for the water processing with high flow.

Description

Sand filter
Technical field:
The utility model relates to water treatment facilities, relates in particular to industrial filter plant, particularly a kind of filter plant that utilizes layer of sand to filter, and concrete is a kind of sand filter.
Background technology:
In the prior art, the mode of generally utilize filtering further purifies water, make water pass through filter material layer after, the fine particle impurity in the water is retained down, thereby makes water further be clarified and purify, the turbidity of water is reduced again.Filtration can also make organic substance in the water, bacterium, virus etc. be removed in a large number along with the reduction of turbidity, and has created good condition for the sterilization after the filter.Therefore, filtration is to make water for industrial use and domestic water reach the extremely important control techniques of health, safety.Handle for softening and demineralized water, also need former water is carried out filtration, purification, make turbidity, can make ion exchange resin avoid the pollution of suspension like this, and can improve operating capacity less than 5mg/l.Handle for recirculated cooling water.Its supplementing water must be through filtering, and turbidity is less than 5mg/l, to guarantee the operation down of the low again turbidity of recirculated cooling water, avoids the siltation of cooling water system.Organic matter, chloride are fallen in the solid suspension and the absorption that generally utilize screen pipe to cooperate filter core to remove in the water in the prior art.But screen pipe cooperates the common rate of filtration of filter plant of filter core slower, is not suitable for the filtration requirement of big flow.
Summary of the invention:
Technical problem of the prior art to be solved in the utility model is: because screen pipe cooperates the common rate of filtration of filter plant of filter core slower in the prior art, be not suitable for the filtration requirement of big flow.
The utility model is that the technical scheme that solution above-mentioned technical problem of the prior art is adopted provides a kind of sand filter, described this sand filter is made of a container, wherein, in the described container, the bottom of container is provided with layer of sand, described layer of sand is made of a supporting layer and at least one filter sand layer, described supporting layer and filter sand layer are made of a plurality of sand particles respectively, the diameter of any one sand particle that constitutes described supporting layer is all greater than the diameter of any one the sand particle that constitutes described filter sand layer, described container head middle part is provided with a multi-functional combination valve, the lower end of described multi-functional combination valve is fixedly connected with a water main, described water main is arranged at the axis part of described container, described water main is perpendicular to described layer of sand, the lower end of described water main is arranged in the described filter sand layer, the outer circumference place, lower end of described water main vertically is connected with at least three collector pipes, any one described collector pipe all is communicated with described water main, and described multi-functional combination valve is connected with a water inlet pipe and an outlet pipe at least.
Further, be respectively arranged with a Pressure gauge on described water inlet pipe and the outlet pipe.
Further, described water inlet pipe connects a water inlet water pump, and described outlet pipe connects water outlet water pump one by one.
Further, described container is arranged on the base.
Operation principle of the present utility model is: Chi Shui enters water main by the water inlet water pump through multi-functional combination valve, by the lower end of the water main layer of sand of flowing through, every filter, and the water of cleaning is collected at the top of layer of sand to filter sand, cooperates the water outlet water pump to extract out from collector pipe by multi-functional combination valve with suspended particulates in the water.
Multi-functional combination valve described in the utility model can adopt the technical scheme in the prior art.
The utility model and prior art contrast, and its effect is actively with tangible.The utility model utilize layer of sand with suspended particulates in the water every filter, utilize multi-functional combination valve and water pump control water (flow) direction, filter process is simply effective, is particularly suitable for the water treatment of big flow.
Description of drawings:
Fig. 1 is the structural representation of sand filter of the present utility model.
The specific embodiment:
As shown in Figure 1, sand filter of the present utility model, constitute by a container 1, wherein, in the described container 1, the bottom of container 1 is provided with layer of sand 3, described layer of sand 3 is made of a supporting layer and at least one filter sand layer, described supporting layer and filter sand layer are made of a plurality of sand particles respectively, the diameter of any one sand particle that constitutes described supporting layer is all greater than the diameter of any one the sand particle that constitutes described filter sand layer, described container 1 top middle portion is provided with a multi-functional combination valve 4, the lower end of described multi-functional combination valve 4 is fixedly connected with a water main 5, described water main 5 is arranged at the axis part of described container 1, described water main 5 is perpendicular to described layer of sand 3, the lower end of described water main 5 is arranged in the described filter sand layer, the outer circumference place, lower end of described water main 5 vertically is connected with at least three collector pipes 6, any one described collector pipe 6 all is communicated with described water main 5, and described multi-functional combination valve 4 is connected with a water inlet pipe 7 and an outlet pipe 8 at least.
In a preferred embodiment of the present utility model, be respectively arranged with a Pressure gauge on described water inlet pipe 7 and the outlet pipe 8.
Described water inlet pipe 7 connects a water inlet water pump, and described outlet pipe 8 connects water outlet water pump one by one.
Described container 1 is arranged on the base 2.

Claims (4)

1, a kind of sand filter, constitute by a container, it is characterized in that: in the described container, the bottom of container is provided with layer of sand, described layer of sand is made of a supporting layer and at least one filter sand layer, described supporting layer and filter sand layer are made of a plurality of sand particles respectively, the diameter of any one sand particle that constitutes described supporting layer is all greater than the diameter of any one the sand particle that constitutes described filter sand layer, described container head middle part is provided with a multi-functional combination valve, the lower end of described multi-functional combination valve is fixedly connected with a water main, described water main is arranged at the axis part of described container, described water main is perpendicular to described layer of sand, the lower end of described water main is arranged in the described filter sand layer, the outer circumference place, lower end of described water main vertically is connected with at least three collector pipes, any one described collector pipe all is communicated with described water main, and described multi-functional combination valve is connected with a water inlet pipe and an outlet pipe at least.
2, sand filter as claimed in claim 1 is characterized in that: be respectively arranged with a Pressure gauge on described water inlet pipe and the outlet pipe.
3, sand filter as claimed in claim 1 is characterized in that: described water inlet pipe connects a water inlet water pump, and described outlet pipe connects a water outlet water pump.
4, sand filter as claimed in claim 1 is characterized in that: described container is arranged on the base.
CN 200420023975 2004-06-22 2004-06-22 Sand filter Expired - Fee Related CN2714122Y (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 200420023975 CN2714122Y (en) 2004-06-22 2004-06-22 Sand filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 200420023975 CN2714122Y (en) 2004-06-22 2004-06-22 Sand filter

Publications (1)

Publication Number Publication Date
CN2714122Y true CN2714122Y (en) 2005-08-03

Family

ID=34870769

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 200420023975 Expired - Fee Related CN2714122Y (en) 2004-06-22 2004-06-22 Sand filter

Country Status (1)

Country Link
CN (1) CN2714122Y (en)

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C14 Grant of patent or utility model
GR01 Patent grant
C19 Lapse of patent right due to non-payment of the annual fee
CF01 Termination of patent right due to non-payment of annual fee