CN219462672U - Filter equipment and system that intake on-line monitoring used - Google Patents
Filter equipment and system that intake on-line monitoring used Download PDFInfo
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- CN219462672U CN219462672U CN202320672263.1U CN202320672263U CN219462672U CN 219462672 U CN219462672 U CN 219462672U CN 202320672263 U CN202320672263 U CN 202320672263U CN 219462672 U CN219462672 U CN 219462672U
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Abstract
The utility model discloses a filtering device and a system for on-line monitoring of inlet water, wherein the filtering device comprises a water tank, the water tank is provided with a water inlet, a water outlet and a monitoring port, and the water inlet is used for connecting with a water inlet pipe so as to convey sewage to the water tank; the water outlet is used for connecting a water drain pipe; the monitoring port is used for connecting a monitoring pipe so as to convey sewage to an on-line monitoring instrument; a first filter screen and a second filter screen are vertically arranged in the water tank along the water flow direction, the first filter screen and the second filter screen are parallel and are arranged at intervals so as to divide the water tank into three chambers, the three chambers are a first chamber, a second chamber and a third chamber respectively, the water inlet is arranged at the upper end of the side wall of the water tank corresponding to the first chamber, and the water outlet and the monitoring port are arranged at the side wall of the water tank corresponding to the third chamber; the mesh size of the first filter screen is larger than that of the second filter screen. The filtering device can effectively filter sewage, and avoid blockage of the monitoring pipe, so that continuity of on-line monitoring of inflow water and accuracy of monitoring data are guaranteed.
Description
Technical Field
The utility model belongs to the technical field of sewage on-line monitoring, and particularly relates to a filtering device and a filtering system for on-line monitoring of inflow water.
Background
The sewage treatment plant not only monitors the water quality of the effluent of the sewage treatment plant, ensures that the effluent treated by the sewage treatment plant can be discharged after reaching the discharge standard, but also monitors the influent water of the sewage treatment plant, is convenient for analyzing different water quality conditions of each operation stage of the sewage treatment plant according to the monitored water quality information, optimizes the treatment process adjustment scheme, and particularly can timely take effective regulation and control measures when coping with the abrupt change condition of the influent water quality.
At present, an online monitoring instrument is generally adopted to monitor the inflow water online, and a filtering device is usually arranged at the front end of the online monitoring instrument to filter the inflow water of a sewage treatment plant, wherein the existing filtering device is shown in fig. 1 and comprises a water tank 1, the water tank 1 is provided with a water inlet 2, a water outlet 3 and a monitoring port 4, and the water inlet 2 is used for being connected with the water inlet pipe to convey sewage to the water tank; the water outlet 3 is used for connecting a water outlet pipe; the monitoring port 4 is arranged above the water tank 1, and is used for setting a monitoring pipe, one end of the monitoring pipe is communicated with the water tank, the other end of the monitoring pipe is connected with an on-line monitoring instrument, and water in the water tank is conveniently conveyed to the on-line monitoring instrument for on-line monitoring.
However, a large amount of particulates such as silt usually suspend in sewage, just rely on subsides to detach the suspended particles in the sewage, and the pipe diameter of monitor pipe is little (usually 2~3 mm) to very easily cause the monitor pipe to block up, and then make on-line monitoring instrument unable to carry out continuity monitoring, just also can't guarantee the accuracy of monitoring data.
Disclosure of Invention
Aiming at the defects in the prior art, the utility model aims to provide a filtering device and a system for on-line monitoring of water inflow, which can effectively filter sewage and avoid blocking a monitoring pipe, thereby ensuring the continuity of on-line monitoring of water inflow and the accuracy of monitoring data.
The technical scheme of the utility model is realized as follows:
the filtering device for on-line monitoring of the inlet water comprises a water tank, wherein the water tank is provided with a water inlet, a water outlet and a monitoring port, and the water inlet is used for being connected with a water inlet pipe so as to convey sewage to the water tank; the water outlet is used for connecting a water drain pipe; the monitoring port is used for being connected with a monitoring pipe so as to convey sewage to an on-line monitoring instrument.
A first filter screen and a second filter screen are vertically arranged in the water tank along the water flow direction, the first filter screen and the second filter screen are parallel and are arranged at intervals so as to divide the water tank into three chambers, the three chambers are a first chamber, a second chamber and a third chamber respectively, the water inlet is arranged at the upper end of the side wall of the water tank corresponding to the first chamber, and the water outlet and the monitoring port are arranged at the side wall of the water tank corresponding to the third chamber; the mesh size of the first filter screen is larger than that of the second filter screen.
Further, the first filter screen and the second filter screen are both detachably arranged in the water tank.
Further, be equipped with the sand trap bottom the water tank bottom that corresponds at second cavity middle part, the water tank bottom plate of sand trap orientation water inlet direction sets up to the sand trap slope, the particulate matter of being convenient for subside in the first cavity gets into the sand trap along the water tank bottom plate.
Further, the bottom of the sand collecting pit has a certain taper towards the center of the sand collecting pit, and a sand discharging port is arranged in the center of the bottom of the sand collecting pit, so that particles in the sand collecting pit can be discharged conveniently.
Further, first clamping grooves corresponding to the first filter screen are formed in the two opposite side walls of the water tank, and two ends of the first filter screen are clamped in the first clamping grooves.
Further, second clamping grooves corresponding to the second filter screen are formed in the two opposite side walls of the water tank, and the second filter screen card is arranged in the second clamping grooves.
Further, the first chamber is provided with the ball float valve, so that the opening and closing of the water inlet can be controlled according to the liquid level of the first chamber, and sewage is prevented from overflowing from the upper part of the first filter screen to enter the second chamber.
The utility model also provides a water inflow on-line monitoring system, which comprises an on-line monitoring instrument and the filtering device for on-line monitoring of water inflow, wherein the filtering device comprises a water inflow monitoring device, a water inflow monitoring device and a water inflow monitoring device; the water inlet of water tank is connected with the inlet tube to carry sewage to the water tank, the outlet of water tank is connected with the drain pipe, and the monitoring mouth of water tank is connected with the monitor pipe, and monitor pipe entrance point and water tank intercommunication, monitor pipe exit end and on-line monitoring instrument intercommunication to carry sewage to on-line monitoring instrument and carry out on-line monitoring.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the first filter screen and the second filter screen are arranged in the water tank, and after sewage enters the water tank, the sewage is firstly subjected to coarse filtration through the first filter screen and then subjected to fine filtration through the second filter screen, so that suspended particles and impurities in the sewage can be effectively removed, the filtering effect is ensured, and then the sewage is conveyed to the on-line monitoring instrument for on-line monitoring, so that the sewage can be prevented from blocking a monitoring pipe, and further the continuity of on-line monitoring and the accuracy of monitoring data are ensured.
2. The first filter screen and the second filter screen are respectively clamped in the water tank through the first clamping groove and the second clamping groove, so that the first filter screen and the second filter screen can be cleaned or replaced in time, the sewage filtering effect is ensured, the blockage of the monitoring pipe caused by sewage is further avoided, and the continuity of on-line monitoring and the accuracy of monitoring data are ensured.
3. The sand collecting pit is beneficial to effectively collecting and discharging the settled particles and impurities in the first chamber and the second chamber.
Drawings
Fig. 1-schematic structural diagram of a prior art filter device.
Fig. 2-a schematic structural view of a filter device according to the utility model.
Fig. 3-a top view of a filter device according to the utility model.
Wherein: 1-a water tank; 2-a water inlet; 3-a water outlet; 4-monitoring the mouth; 5-floating ball valve; 6-a first filter screen; 7-a first clamping groove; 9-a sludge collecting pit; 10-a second filter screen; 11-a second clamping groove.
Detailed Description
The utility model is described in further detail below with reference to the drawings and the detailed description.
Referring to fig. 2 and 3, a filtering device for on-line monitoring of inlet water comprises a water tank 1, wherein the water tank is provided with a water inlet 2, a water outlet 3 and a monitoring port 4, and the water inlet 2 is used for being connected with a water inlet pipe so as to convey sewage to the water tank 1; the water outlet 2 is used for connecting a water outlet pipe; the monitoring port 4 is used for being connected with a monitoring pipe so as to convey sewage to an on-line monitoring instrument.
Along the water flow direction, a first filter screen 6 and a second filter screen 10 are vertically arranged in the water tank 1, the first filter screen 6 and the second filter screen 10 are parallel and are arranged at intervals so as to divide the water tank 1 into three chambers, the three chambers are a first chamber, a second chamber and a third chamber respectively, the water inlet 2 is arranged at the upper end of the side wall of the water tank 1 corresponding to the first chamber, and the water outlet 3 and the monitoring port 4 are arranged at the side wall of the water tank 1 corresponding to the third chamber; the mesh size of the first filter screen 6 is larger than that of the second filter screen 10.
Like this, after sewage gets into the water tank, after first filter screen coarse filtration, again through the fine filtration of second filter screen, can effectively get rid of suspended particles and impurity in the sewage, guarantee the filter effect, then carry on-line monitoring to on-line monitoring instrument again to can avoid sewage to cause the jam to the monitor pipe, and then guarantee on-line monitoring's continuity and monitoring data's accuracy. The mesh sizes of the first filter screen and the second filter screen are determined according to actual requirements.
In specific implementation, the first filter screen 6 and the second filter screen 10 are both detachably arranged in the water tank 1.
Because first filter screen and second filter screen are at the in-process of filtering sewage, suspended particles and impurity can be partly attached to the filter screen, and the part can subside the cavity that corresponds at the filter screen front side, and here first filter screen and second filter screen can dismantle the setting in the water tank, can wash or change first filter screen and second filter screen at random to can effectively guarantee the filter effect.
During concrete implementation, the bottom of the water tank corresponding to the middle part of the second cavity is provided with a sand collecting pit 8, the bottom plate of the water tank 1, which faces the direction of the water inlet 2, of the sand collecting pit 8 is obliquely arranged towards the sand collecting pit 8, and particles settled in the first cavity conveniently enter the sand collecting pit 8 along the bottom plate of the water tank 1.
As shown in fig. 2, the bottom plate of the water tank on the left side of the sand collection pit is obliquely arranged, so that when the first filter screen is taken out when the first chamber is more in sedimentation of particles or the first filter screen is cleaned or replaced, the sedimentation of the particles in the first chamber can fall into the sand collection pit along the obliquely arranged bottom plate of the water tank. The sand collecting pit can effectively store particulate matters in a certain period, and then the particulate matters are discharged periodically.
In specific implementation, the bottom of the sand collecting pit 8 has a certain taper towards the center of the sand collecting pit 8, and the center of the bottom of the sand collecting pit 8 is provided with a sand discharge port 9, so that the particulate matters in the sand collecting pit 9 can be discharged conveniently.
Thus, when the particles in the sand collecting pit are discharged, the sand discharging opening is opened, and under the action of gravity and water flow, the particles in the sand collecting pit can be discharged out of the sand discharging opening along with the bottom of the sand collecting pit, so that when the particles in the sand collecting pit are discharged, the sand discharging opening is opened, and under the action of gravity and water flow, the particles in the sand collecting pit can be discharged out of the sand discharging opening along with the bottom of the sand collecting pit.
In specific implementation, first clamping grooves 7 corresponding to the first filter screen 6 are formed in the two opposite side walls of the water tank 1, and two ends of the first filter screen 6 are clamped in the first clamping grooves 7. The two opposite side walls of the water tank 1 are provided with second clamping grooves 11 corresponding to the second filter screen 10, and the second filter screen 10 is clamped in the second clamping grooves 11.
The detachable setting of the first filter screen and the second filter screen can be realized, and the structure is simple, and the filter screen is convenient to install and detach.
During implementation, the ball float valve 5 is arranged in the first chamber, so that the water inlet 2 is conveniently controlled to be opened and closed according to the liquid level of the first chamber, and sewage is prevented from overflowing from the upper part of the first filter screen 6 to enter the second chamber.
Because when sewage passes through first filter screen, filterable suspended particles and impurity can be partly attached to first filter screen, if not in time wash or change, then the water effect of first filter screen can receive the influence, if the water inlet is opened continuously, so not only can lead to sewage not to pass through the filtration, and overflow from first filter screen top gets into the second cavity, overflows from the second filter screen top and gets into the third cavity even, has the risk of blockking up the monitor pipe, can also cause the risk of water tank overflow moreover. The measure is a safety, and effectively avoids the blockage of the monitoring pipe and the overflow of the water tank.
The online monitoring system for the inflow water comprises an online monitoring instrument and also comprises the filtering device for online monitoring of the inflow water; the water inlet 2 of water tank 1 is connected with the inlet tube to carry sewage to water tank 1, the outlet 3 of water tank 1 is connected with the drain pipe, and the monitoring mouth 4 of water tank 1 is connected with the monitor pipe, and monitor pipe entrance point and water tank 1 intercommunication, monitor pipe exit end and on-line monitoring instrument intercommunication to carry sewage to on-line monitoring instrument and carry out on-line monitoring.
The sand discharge port is connected with a sand discharge pipe, and the drain pipe is communicated with the sand discharge pipe and then communicated with a subsequent sewage treatment process to treat water and particulate matters discharged from the water tank.
Finally, it should be noted that the above-mentioned examples of the present utility model are only illustrative of the present utility model and are not limiting of the embodiments of the present utility model. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. Not all embodiments are exhaustive. Obvious changes and modifications which are extended by the technical proposal of the utility model are still within the protection scope of the utility model.
Claims (8)
1. The filtering device for on-line monitoring of the inlet water comprises a water tank, wherein the water tank is provided with a water inlet, a water outlet and a monitoring port, and the water inlet is used for being connected with a water inlet pipe so as to convey sewage to the water tank; the water outlet is used for connecting a water drain pipe; the monitoring port is used for connecting a monitoring pipe so as to convey sewage to an on-line monitoring instrument; the method is characterized in that:
a first filter screen and a second filter screen are vertically arranged in the water tank along the water flow direction, the first filter screen and the second filter screen are parallel and are arranged at intervals so as to divide the water tank into three chambers, the three chambers are a first chamber, a second chamber and a third chamber respectively, the water inlet is arranged at the upper end of the side wall of the water tank corresponding to the first chamber, and the water outlet and the monitoring port are arranged at the side wall of the water tank corresponding to the third chamber; the mesh size of the first filter screen is larger than that of the second filter screen.
2. The filtering device for on-line monitoring of incoming water as recited in claim 1, wherein said first filter and said second filter are detachably disposed within said tank.
3. The filtering device for on-line monitoring of water inflow according to claim 2, wherein a sand collecting pit is arranged at the bottom of the water tank corresponding to the middle part of the second chamber, and the water tank bottom plate of the sand collecting pit facing the water inlet direction is obliquely arranged towards the sand collecting pit, so that the particles settled in the first chamber can conveniently enter the sand collecting pit along the water tank bottom plate.
4. A filtering device for on-line monitoring of water inflow according to claim 3, wherein the bottom of the sand collecting pit has a taper toward the center of the sand collecting pit, and a sand discharge port is arranged at the center of the bottom of the sand collecting pit, so as to discharge the particulate matters in the sand collecting pit.
5. The filtering device for on-line monitoring of water inflow according to claim 2, wherein first clamping grooves corresponding to the first filter screen are formed in two opposite side walls of the water tank, and two ends of the first filter screen are clamped in the first clamping grooves.
6. The filtering device for on-line monitoring of water inflow according to claim 2, wherein second clamping grooves corresponding to the second filter screen are formed in two opposite side walls of the water tank, and the second filter network card is arranged in the second clamping grooves.
7. The filtering device for on-line monitoring of water inflow according to claim 1, wherein the first chamber is provided with a ball float valve, so that the opening and closing of the water inlet can be controlled according to the liquid level of the first chamber, and sewage is prevented from overflowing from the upper part of the first filter screen to enter the second chamber.
8. An online monitoring system for water inflow, comprising an online monitoring instrument, and further comprising a filtering device for online monitoring of water inflow according to any one of claims 1 to 7; the water inlet of water tank is connected with the inlet tube to carry sewage to the water tank, the outlet of water tank is connected with the drain pipe, and the monitoring mouth of water tank is connected with the monitor pipe, and monitor pipe entrance point and water tank intercommunication, monitor pipe exit end and on-line monitoring instrument intercommunication to carry sewage to on-line monitoring instrument and carry out on-line monitoring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320672263.1U CN219462672U (en) | 2023-03-30 | 2023-03-30 | Filter equipment and system that intake on-line monitoring used |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320672263.1U CN219462672U (en) | 2023-03-30 | 2023-03-30 | Filter equipment and system that intake on-line monitoring used |
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| Publication Number | Publication Date |
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| CN219462672U true CN219462672U (en) | 2023-08-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202320672263.1U Active CN219462672U (en) | 2023-03-30 | 2023-03-30 | Filter equipment and system that intake on-line monitoring used |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117588090A (en) * | 2024-01-19 | 2024-02-23 | 河北瑞元康盛环保设备有限公司 | Modular BDF buried water tank |
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2023
- 2023-03-30 CN CN202320672263.1U patent/CN219462672U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117588090A (en) * | 2024-01-19 | 2024-02-23 | 河北瑞元康盛环保设备有限公司 | Modular BDF buried water tank |
| CN117588090B (en) * | 2024-01-19 | 2024-04-26 | 河北瑞元康盛环保设备有限公司 | Modular BDF buried water tank |
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