CN207614430U - Sand filtering device - Google Patents
Sand filtering device Download PDFInfo
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- CN207614430U CN207614430U CN201721632003.2U CN201721632003U CN207614430U CN 207614430 U CN207614430 U CN 207614430U CN 201721632003 U CN201721632003 U CN 201721632003U CN 207614430 U CN207614430 U CN 207614430U
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- sand
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- filtering device
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Abstract
The utility model discloses a kind of sand filtering devices, including：Shell, shell is interior, and there is sand filtration chamber, shell to be equipped with the sand filtration water outlet being connected to sand filtration chamber；Water distributor, water distributor are located at sand filtration intracavitary；Stripping tube, stripping tube are located at sand filtration intracavitary；Sand-washing device, the washed-out sand water drainpipe that sand-washing device is connected with stripping tube and is connected to the outside with shell；Water inlet system, water inlet system are connected with water distributor；Pressure-measuring pipe, pressure-measuring pipe are connected on water inlet system.Have many advantages, such as that washed-out sand air pressure is controllable, good filtration effect according to the sand filtering device of the utility model embodiment.
Description
Technical field
The utility model is related to environmental technology fields, and in particular, to a kind of sand filtering device.
Background technology
Sand filtering device in the related technology, in the process of running since solid suspension is constantly adsorbed onto on sand grains, sand grains
When the thickness of upper solid film is increasingly thicker, the gap between sand grains is also smaller and smaller, when the thickness of sand grains reaches a certain level, sand grains
The ability of absorption suspended matter is lost, filtering function is deteriorated to be deteriorated so as to cause effluent characteristics, and generally use air lift carries dirty sand
To being cleaned in sand-washing device, that there are sand grains cleaning frequencies is excessive or too small, the case where being difficult to reach dynamic equilibrium.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model carries
Go out a kind of sand filtering device, the sand filtering device has many advantages, such as that washed-out sand air pressure is controllable, good filtration effect.
According to the sand filtering device of the utility model embodiment, including：Shell, the shell is interior to have sand filtration chamber, the shell
Body is equipped with the sand filtration water outlet being connected to the sand filtration chamber；Water distributor, the water distributor are located at the sand filtration intracavitary；Air lift
Pipe, the stripping tube are located at the sand filtration intracavitary；Sand-washing device, the sand-washing device are connected and have and the shell with the stripping tube
The external washed-out sand water drainpipe being connected to of body；Water inlet system, the water inlet system are connected with the water distributor；Pressure-measuring pipe, it is described
Pressure-measuring pipe is connected on the water inlet system.
Have many advantages, such as that washed-out sand air pressure is controllable, good filtration effect according to the sand filtering device of the utility model embodiment.
In addition, can also have following additional technical characteristic according to the sand filtering device of the utility model above-described embodiment：
One embodiment according to the present utility model, the pressure-measuring pipe are located at outside the shell.
One embodiment according to the present utility model, the pressure-measuring pipe are equipped with scale marker.
One embodiment according to the present utility model, the pressure-measuring pipe are vertically arranged.
One embodiment according to the present utility model, the water inlet system include：Water inlet pipe, described in water inlet pipe perforation
Shell；Feed pipe, the feed pipe are connected with the water inlet pipe and the water distributor respectively；The pressure-measuring pipe be connected to it is described into
On water pipe.
One embodiment according to the present utility model, the sand filtering device further include：Overflow pipe, one end of the overflow pipe
It is connected with the pressure-measuring pipe and the other end is connected with the water inlet pipe.
One embodiment according to the present utility model is connected inserted with liquid level gauge in the pressure-measuring pipe on the stripping tube
There is compressed air modifier.
One embodiment according to the present utility model, the sand filtering device further include：Controller, the controller respectively with
The liquid level gauge is connected to the compressed air modifier.
One embodiment according to the present utility model, the open upper end of the pressure-measuring pipe.
One embodiment according to the present utility model, the sand filtration intracavitary are equipped with the overflow of the neighbouring sand filtration water outlet
The sand filtration water outlet on weir, the sand filtration intracavitary is flowed out by the downflow weir from the sand filtration water outlet.
The additional aspect and advantage of the utility model will be set forth in part in the description, partly will be from following description
In become apparent, or recognized by the practice of the utility model.
Description of the drawings
The above-mentioned and/or additional aspect and advantage of the utility model will in the description from combination following accompanying drawings to embodiment
Become apparent and is readily appreciated that, wherein：
Fig. 1 is the structural schematic diagram according to the sand filtering device of the utility model embodiment.
Reference numeral：
Sand filtering device 100；
Shell 10；Sand filtration chamber 11；Sand filtration water outlet 12；Downflow weir 13
Water distributor 20；Stripping tube 30；Sand-washing device 40；Washed-out sand water drainpipe 41；
Water inlet system 50；Water inlet pipe 51；Feed pipe 52；Overflow pipe 53；
Pressure-measuring pipe 60；Liquid level gauge 61；Controller 62.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "upper", "lower", "vertical", "horizontal", "top",
The orientation or positional relationship of the instructions such as "bottom", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, merely to just
In description the utility model and simplify description, specific side must be had by not indicating or implying the indicated device or element
Position, with specific azimuth configuration and operation, therefore should not be understood as limiting the present invention.In addition, define " first ",
The feature of " second " can explicitly or implicitly include one or more this feature.In the description of the present invention,
Unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
Below with reference to Fig. 1 descriptions according to the sand filtering device 100 of the utility model embodiment.
According to the sand filtering device 100 of the utility model embodiment, as shown in Figure 1, including：Shell 10, water distributor 20, air lift
Pipe 30, sand-washing device 40, water inlet system 50 and pressure-measuring pipe 60.
Wherein, there is sand filtration chamber 11, shell 10 to be equipped with the sand filtration water outlet 12 being connected to sand filtration chamber 11, cloth in shell 10
Hydrophone 20 is located in sand filtration chamber 11, and stripping tube 30 is located in sand filtration chamber 11, and sand-washing device 40 is connected with stripping tube 30, and sand-washing device
40 have the external washed-out sand water drainpipe 41 being connected to shell 10, and water inlet system 50 is connected with water distributor 20, and pressure-measuring pipe 60 connects
It is connected on water inlet system 50.
Specifically, during 100 continuum micromeehanics of sand filtering device clean automatically, the solid suspension in waste water is continuous
Be adsorbed on sand grains, microorganism constantly grows in sand grains upper liquid, and the thickness of the solid film on sand grains is more and more thicker, between sand grains
Gap is also smaller and smaller, and as a whole, flow can be increasing by the resistance of casting bed for casting bed, outstanding when what is adhered on sand grains
Float is more than certain limit, is mentioned dirty sand grains in sand-washing device 40 by stripping tube 30, the substance of sand grain surface can be connected
Continuous cleaning reaches a dynamic equilibrium, at this point, casting bed resistance between sand grains adsorbs the speed that suspended matter and suspended matter are cleaned
In between a normal range, the pressure-measuring pipe 60 connected on water inlet system 50 can measure the resistance of casting bed, pass through sand
The resistance of bed and the amount of sand grain surface suspended matter and the relationship of effluent quality, may infer that the clean degree of sand grains and sand filtration go out
The effect of water.
According to the sand filtering device 100 of the utility model embodiment, by the way that pressure-measuring pipe 60 is arranged on water inlet system 50, in gas
Carry pipe 30 by sand grains mention sand-washing device 40 clean during, the pressure of the inflow and outflow measured by pressure-measuring pipe 60 can react
The resistance for going out casting bed, so as to be inferred to the clean condition of sand grains, by adjusting the size of air pressure in stripping tube 30 so that sand
Cleaning frequency of the grain in sand-washing device 40 is adjusted to suitable range, to make sand grains absorption suspended matter and suspended matter be cleaned
Reach dynamic equilibrium between speed, and then makes the good filtration effect and stabilization of sand filtering device 100.Therefore, new according to this practicality
The sand filtering device 100 of type embodiment has many advantages, such as that washed-out sand air pressure is controllable, good filtration effect.
Below with reference to Fig. 1 descriptions according to the sand filtering device 100 of the utility model specific embodiment.
In some embodiments of the utility model, as shown in Figure 1, pressure-measuring pipe 60 is located at outside shell 10.Pressure-measuring pipe 60 is set
It sets on the outer water inlet system 50 being connected with shell 10 of shell 10, is convenient for staff to observe measured by pressure-measuring pipe 60 as a result,
Pressure value.
One embodiment according to the present utility model, as shown in Figure 1, pressure-measuring pipe 60 is equipped with scale marker.Thus, it is possible to
The pressure value between water inlet and water outlet is intuitively read by the scale marker on pressure-measuring pipe 60.
One embodiment according to the present utility model, pressure-measuring pipe 60 are vertically arranged.As a result, by between water inlet and water outlet
Liquid level difference can be reflected into the pressure size between water and water outlet.
In one embodiment of the utility model, as shown in Figure 1, water inlet system 50 includes：Water inlet pipe 51, feed pipe 52
With pressure-measuring pipe 60.
Wherein, water inlet pipe 51 penetrates through shell 10, and feed pipe 52 is connected with water inlet pipe 51 and water distributor 20 respectively, pressure-measuring pipe 60
It is connected on water inlet pipe.
Specifically, feed pipe 52 is vertically arranged, and the upper end of feed pipe 52 is connected with water inlet pipe 51, feed pipe 52
Lower end is connected with water distributor 20, and waste water can enter feed pipe 52 by water inlet pipe 51, and waste water is uniformly transported to shell by water distributor 20
In body 10.One embodiment according to the present utility model, as shown in Figure 1, sand filtering device 100 further includes overflow pipe 53.Overflow pipe
53 one end is connected with pressure-measuring pipe 60 and the other end is connected with water inlet pipe 51.When the water level of pressure-measuring pipe 60 rises to certain altitude
When, the water in pressure-measuring pipe 60 can be flowed out by overflow pipe 53, water inlet pipe 51 be entered, thus, it is possible to avoid hydraulic pressure is excessive from leading to water
Overflow pressure-measuring pipe 60.
One embodiment according to the present utility model is connected with inserted with liquid level gauge 61 in pressure-measuring pipe 60 on stripping tube 30
Compressed air modifier.Liquid level gauge 61 can measure the height of water level in pressure-measuring pipe 60, be obtained according to the height of the water level measured
To the resistance of casting bed, the cleaning of 40 sand grains of sand-washing device is controlled by adjusting the compressed air modifier connected on stripping tube 30
Frequency, when the pressure value of compressed air modifier increases, the cleaning frequency of sand grains improves, and the resistance of casting bed reduces, pressure measurement
The number of degrees of liquid level gauge 61 become smaller in pipe 60, are more accurately controlled to make the cleaning performance of sand grains reach.
One embodiment according to the present utility model, sand filtering device 100 further include controller 62, controller 62 respectively with liquid
Position meter 61 is connected to compressed air modifier.When the number of degrees of liquid level gauge 61 rise to certain value, controller 62 can control
Compressed air modifier increases the air pressure in sand-washing device 40, to improve the cleaning frequency of sand grains so that the resistance of casting bed becomes
Small, when the reading of liquid level gauge 61 drops to certain numerical value, controller 62 controls compressed air modifier and reduces in sand-washing device 40
Air pressure, thus, it is possible to realize the cleaning frequency automatically controlled to sand grains so that the filter effect of sand filtering device 100 is stablized.
One embodiment according to the present utility model, the open upper end of pressure-measuring pipe 60.Thus, it is possible to avoid into water and water outlet
Between pressure it is excessive when pressure-measuring pipe 60 is damaged.
One embodiment according to the present utility model, as shown in Figure 1, being equipped with neighbouring sand filtration water outlet 12 in sand filtration chamber 11
Downflow weir 13, the sand filtration water outlet in sand filtration chamber 11 are flowed out by downflow weir 13 from sand filtration water outlet 12.
Optionally, water inlet system 50 may include intake chamber, and waste water can be entered sand filtration chamber 11, liquid level gauge by intake chamber overflow
61 may be provided in intake chamber, and the variation for measuring liquid level in intake chamber by liquid level gauge 61 controls to obtain the resistance of casting bed
Device 62 is connected to respectively at liquid level gauge 61 with compressed air modifier, to realize that casting bed resistance and the air pressure of stripping tube 30 are chain
The effect of control.
According to other compositions of the sand filtering device 100 of the utility model embodiment and operate for ordinary skill
All it is known for personnel, is not detailed herein.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " specific example " or " one
The description of a little examples " etc. means that particular features, structures, materials, or characteristics described in conjunction with this embodiment or example are contained in this
In at least one embodiment or example of utility model.In the present specification, schematic expression of the above terms not necessarily refer to
Be identical embodiment or example.Moreover, particular features, structures, materials, or characteristics described can be at any one
Or it can be combined in any suitable manner in multiple embodiments or example.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that：
Can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and objective, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
1. a kind of sand filtering device, which is characterized in that including：
Shell, the shell is interior, and there is sand filtration chamber, the shell to be equipped with the sand filtration water outlet being connected to the sand filtration chamber；
Water distributor, the water distributor are located at the sand filtration intracavitary；
Stripping tube, the stripping tube are located at the sand filtration intracavitary；
Sand-washing device, the sand-washing device are connected with the stripping tube and are drained with the external washed-out sand water being connected to the shell
Pipe；
Water inlet system, the water inlet system are connected with the water distributor；
Pressure-measuring pipe, the pressure-measuring pipe are connected on the water inlet system.
2. sand filtering device according to claim 1, which is characterized in that the pressure-measuring pipe is located at outside the shell.
3. sand filtering device according to claim 1, which is characterized in that the pressure-measuring pipe is equipped with scale marker.
4. sand filtering device according to claim 1, which is characterized in that the pressure-measuring pipe is vertically arranged.
5. according to the sand filtering device described in any one of claim 1-4, which is characterized in that the water inlet system includes：
Water inlet pipe, the water inlet pipe penetrate through the shell；
Feed pipe, the feed pipe are connected with the water inlet pipe and the water distributor respectively；
The pressure-measuring pipe is connected on the water inlet pipe.
6. sand filtering device according to claim 5, which is characterized in that further include：
Overflow pipe, one end of the overflow pipe is connected with the pressure-measuring pipe and the other end is connected with the water inlet pipe.
7. according to the sand filtering device described in any one of claim 1-4, which is characterized in that inserted with liquid level in the pressure-measuring pipe
It counts, compressed air modifier is connected on the stripping tube.
8. sand filtering device according to claim 7, which is characterized in that further include：
Controller, the controller are connected to the liquid level gauge and the compressed air modifier respectively.
9. sand filtering device according to claim 7, which is characterized in that the open upper end of the pressure-measuring pipe.
10. according to the sand filtering device described in any one of claim 1-4, which is characterized in that the sand filtration intracavitary is equipped with neighbouring
The sand filtration water outlet of the downflow weir of the sand filtration water outlet, the sand filtration intracavitary passes through the downflow weir from the sand filtration water outlet stream
Go out.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721632003.2U CN207614430U (en) | 2017-11-29 | 2017-11-29 | Sand filtering device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721632003.2U CN207614430U (en) | 2017-11-29 | 2017-11-29 | Sand filtering device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207614430U true CN207614430U (en) | 2018-07-17 |
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ID=62824954
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721632003.2U Active CN207614430U (en) | 2017-11-29 | 2017-11-29 | Sand filtering device |
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| CN (1) | CN207614430U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954299A (en) * | 2019-03-20 | 2019-07-02 | 河南倍杰特环保技术有限公司 | It is a kind of efficiently to mention device for mark |
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2017
- 2017-11-29 CN CN201721632003.2U patent/CN207614430U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109954299A (en) * | 2019-03-20 | 2019-07-02 | 河南倍杰特环保技术有限公司 | It is a kind of efficiently to mention device for mark |
| CN109954299B (en) * | 2019-03-20 | 2021-07-27 | 河南倍杰特环保技术有限公司 | Label lifting device |
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