CN218458719U - Sludge backwashing system - Google Patents
Sludge backwashing system Download PDFInfo
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- CN218458719U CN218458719U CN202222869707.9U CN202222869707U CN218458719U CN 218458719 U CN218458719 U CN 218458719U CN 202222869707 U CN202222869707 U CN 202222869707U CN 218458719 U CN218458719 U CN 218458719U
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Abstract
The utility model provides a sludge backwashing system, a be used for washing the sludge pipe, including the flushing assembly, a sensor, a controller, the flushing assembly is including washing the three-way valve, wash the first port and the flushing cistern intercommunication of three-way valve, wash the second port and the first flushing pipe intercommunication of three-way valve, the bottom of first flushing pipe and the top intercommunication of sludge pipe, the third port and the second flushing pipe intercommunication of washing the three-way valve, the second flushing pipe bottom is hung down and is equipped with the third flushing pipe, third flushing pipe bottom is equipped with a plurality of first delivery ports, a plurality of first delivery ports and the upper wall intercommunication of sludge pipe, the sensor is located in the sludge pipe, a sludge state for detecting in the sludge pipe, the controller locate wash on the three-way valve and with sensor electric connection, the controller is used for receiving the sludge state signal that the sensor detected, and wash the on-off state of the three port of three-way valve according to sludge state signal control.
Description
Technical Field
The utility model relates to a sludge treatment field, concretely relates to sludge backwashing system.
Background
In production and life of people, sewage and wastewater are generated inevitably, and the sewage and the wastewater are directly discharged to natural water without being treated, so that water eutrophication, excessive heavy metals and other pollution are caused. Therefore, sewage and wastewater generally need to be treated before being discharged into natural water.
The biological sewage treatment method mainly utilizes the metabolism of microorganisms to remove pollutants in water, and is often preferred due to the characteristics of low cost and good effect. The currently adopted biological sewage treatment method mainly comprises an A/O process, an oxidation ditch process and the like, a sludge tank is an important component of sewage treatment, the sludge tank is generally used for precipitating impurities, after liquid on the upper layer of the sludge tank is extracted, sludge at the bottom of the sludge tank needs to be extracted by a sludge pipeline and then treated, the sludge pipeline is used when the sludge is extracted, the horizontal section of the sludge pipeline is easy to deposit and block the pipeline, and the subsequent inspection and dredging work of the pipeline is complex, time-consuming and labor-consuming.
At present, a commonly used flushing method of a sludge pipeline is mainly characterized in that a water pipe is connected to one end of a sludge pipe to flush the inside of the pipeline, and the sludge in the sludge pipeline is flushed completely, however, when the sludge in the sludge pipeline is filled fully or the water content in the sludge is low, the conventional flushing method is long in flushing time, poor in flushing effect and easy to cause waste of water resources.
SUMMERY OF THE UTILITY MODEL
Based on this, the utility model aims at providing a sludge backwashing system to when the more full or the interior moisture content of mud that the mud in the sludge conduit was filled among the solution prior art is less, conventional washing method washing time is longer, and the washing effect is not good and cause the problem of the waste of water resource easily.
The utility model provides a sludge backwashing system for wash sludge pipe, including flushing assembly, sensor, controller, flushing assembly is including washing the three-way valve, wash the first port and the flushing tank intercommunication of three-way valve, wash the second port and the first flushing pipe intercommunication of three-way valve, the bottom of first flushing pipe with the top intercommunication of sludge pipe, wash the third port and the second flushing pipe intercommunication of three-way valve, the third flushing pipe has been hung down to second flushing pipe bottom, third flushing pipe bottom is equipped with a plurality of first delivery ports, and is a plurality of first delivery port with the upper wall intercommunication of sludge pipe, the sensor is located in the sludge pipe, be used for detecting sludge state in the sludge pipe, the controller is located wash on the three-way valve and with sensor electric connection, the controller is used for receiving the sludge state signal that the sensor detected, and according to sludge state signal control the on-off state of three port of three-way valve.
The beneficial effects of the utility model are that: the utility model provides a sludge backwashing system, which is used for flushing a sludge pipe and comprises a flushing component, a sensor and a controller, wherein the flushing component comprises a flushing three-way valve, a first port of the flushing three-way valve is communicated with a flushing tank, a second port of the flushing three-way valve is communicated with a first flushing pipe, a port of the first flushing pipe is communicated with the initial end of the sludge pipe, a third port of the flushing three-way valve is communicated with a second flushing pipe, a third flushing pipe is vertically arranged at the bottom end of the second flushing pipe, a plurality of first water outlets are arranged at the bottom of the third flushing pipe, and the water outlet pressure of the first water outlets is greater than that of the first flushing pipe; a plurality of first delivery ports and the upper wall intercommunication of sludge pipe, it is intraductal that the sensor is located sludge state for detect the intraductal sludge state of sludge, the controller locate wash on the three-way valve and with sensor electric connection, the controller is used for receiving the sludge state signal that the sensor detected, and according to the on off state of sludge state signal control three port that wash the three-way valve. The utility model provides a sludge backwashing system sets up first flushing pipe, second flushing pipe and third flushing pipe, set up the sensor in the sludge pipe, set up the controller on washing the three-way valve, sensor and controller electric connection, detect the mud state in the sludge pipe through the sensor, the mud status signal that the sensor detected is received to the controller, and the on-off state of the three port that washes the three-way valve according to the mud status signal control in the sludge pipe, wash the sludge pipe with each flushing pipe operating condition of adjustment, improve the washing effect of sludge pipe.
Preferably, the water outlet cross-sectional areas of the first water outlets are adjustable.
Preferably, the flushing component comprises a baffle, a plurality of second water outlets are formed in the baffle, the second water outlets are matched with the first water outlets, a clamping groove is formed in the third flushing pipe, the width of the clamping groove is matched with the thickness of the baffle, and when the baffle slides in the clamping groove, the first water outlets and the second water outlets are overlapped or staggered along the axis to adjust the water outlet sectional area of the first water outlets.
Preferably, the clamping groove is provided with an elastic sealing ring, and the elastic sealing ring is used for sealing a gap between the clamping groove and the baffle.
Preferably, a guide rail is arranged on the inner wall of the third flushing pipe, the guide rail extends to the clamping groove, and the width of the guide rail is adapted to the thickness of the baffle plate.
Preferably, the first water outlet and the second water outlet are obliquely arranged.
Preferably, the outlet end of the sludge pipe is connected with a sludge three-way valve, a second port of the sludge three-way valve is communicated with the sludge collection tank, and a third port of the sludge three-way valve is communicated with the sewage collection tank.
Preferably, the flushing three-way valve and the sludge three-way valve are both electrically operated valves.
Preferably, the sensor is a distance sensor, the distance sensor is arranged at the top end of the inner wall of the sludge pipe, and the distance sensor is used for detecting the filling degree of the sludge in the sludge pipe.
Preferably, the sensor is water content sensor, water content sensor locates the inner wall bottom of sludge pipe, water content sensor is used for detecting the water content of the intraductal mud of sludge.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic structural view of a sludge backwashing system according to a first embodiment of the present invention;
FIG. 2 is a schematic view of a sludge backwashing system according to a first embodiment of the present invention, showing a partially enlarged structure at A;
FIG. 3 is a schematic view of a sludge backwashing system according to the first embodiment of the present invention, showing a partially enlarged structure at the position B;
FIG. 4 is a schematic view of a sludge backwashing system according to the first embodiment of the present invention, showing a partially enlarged structure at position C;
FIG. 5 is a schematic view of a partially enlarged structure of a sludge backwashing system according to a first embodiment D of the present invention;
FIG. 6 is a schematic sectional view of a third flushing pipe of the sludge backwashing system according to the first embodiment of the present invention;
FIG. 7 is a schematic structural view of a baffle plate according to a first embodiment of the sludge backwashing system of the present invention;
fig. 8 is a schematic structural diagram of the cooperation of the third flushing pipe and the baffle of the first embodiment of the sludge backwashing system provided by the present invention;
fig. 9 is a schematic cross-sectional structure view of the third flushing pipe and the baffle plate of the sludge backwashing system according to the first embodiment of the present invention;
FIG. 10 is a schematic structural view of a second embodiment of a sludge backwashing system according to the present invention;
fig. 11 is a schematic structural view of a sludge backwashing system according to a second embodiment of the present invention, wherein the part E is enlarged.
Description of the main element symbols:
| flushing three- |
11 | First port of flushing three- |
111 |
| Second port of flushing three- |
112 | Third port of flushing three- |
113 |
| |
12 | |
13 |
| |
14 | |
15 |
| The |
151 | |
152 |
| |
153 | |
16 |
| |
161 | |
17 |
| |
21 | |
22 |
| |
23 | Sludge pump | 24 |
| Sludge three- |
25 | First port of sludge three- |
251 |
| Sludge three-way valve |
252 | Third port of sludge three- |
253 |
| |
26 | Sewage collecting |
27 |
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31 | |
32 |
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40 |
The following detailed description of the invention will be further described in conjunction with the above-identified drawings.
Detailed Description
In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for purposes of illustration only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Specifically, as shown in fig. 1 to 9, in the embodiment of the present invention, the sludge backwashing system includes a flushing component, a sensor, and a controller 40, the flushing component includes a flushing three-way valve 11, three ports of the flushing three-way valve 11 can all be switched on and off through separate valves, a first port 111 of the flushing three-way valve is communicated with a flushing tank 12, water required by a flushing pipeline is stored in the flushing tank 12, a second port 112 of the flushing three-way valve is communicated with a first flushing pipe 13, preferably, the first flushing pipe 13 is vertically arranged with a sludge pipe 21, a bottom end of the first flushing pipe 13 is communicated with a beginning end of the sludge pipe 21, water in the flushing tank 12 can flush sludge deposited in the sludge pipe 21 after passing through the first flushing pipe 13, a third port 113 of the flushing three-way valve is communicated with a second flushing pipe 14, a third flushing pipe 15 is vertically arranged at a bottom end of the second flushing pipe 14, a plurality of first water outlets 151 are arranged at a bottom of the third flushing pipe 15, preferably, when the first flushing pipe 13 and the third flushing pipe 15 are used separately, a water outlet pressure of the first outlet 151 is greater than a water pressure of the first flushing pipe 13, and a wall of the first flushing pipe 21 is communicated with a water outlet. The sensor is arranged in the sludge pipe 21 and used for detecting the sludge state in the sludge pipe 21, the controller 40 is arranged on the flushing three-way valve 11 and electrically connected with the sensor, the controller 40 is used for receiving a sludge state signal detected by the sensor and controlling the on-off state of three ports of the flushing three-way valve 11 according to the sludge state signal, the sensor and the controller 40 are arranged to control the on-off state of the three ports of the flushing three-way valve 11 and further control the working states of the first flushing pipe 13, the second flushing pipe 14 and the third flushing pipe 15, when the first port 111 of the flushing three-way valve and the second port 112 of the flushing three-way valve are simultaneously opened, the first flushing pipe 13 independently flushes the sludge pipe 21, when the first port 111 of the flushing three-way valve and the third port 113 of the flushing three-way valve are simultaneously opened, the third flushing pipe 15 independently flushes the sludge pipe 21, when the first port 111 of the flushing three-way valve, the second port 112 of the flushing three-way valve and the third port 113 are simultaneously opened, the first port 13 and the third flushing pipe 15 are matched for use, the sludge in the sludge flushing pipe 21 can be effectively flushed, and the flushing effect is improved.
In this embodiment, the play water sectional area of a plurality of first delivery ports 151 is adjustable, and it can be understood that, when discharge in the third flushing pipe 15 is certain timing, the play water sectional area of first delivery port 151 is less, and the pressure of play water is big more, and play water pressure is big more, and it is better to the mud washing effect in the sludge pipe 21, especially when mud filling ratio is many or mud water content ratio is lower in the sludge pipe 21, often needs bigger play water pressure to wash, the utility model discloses set up the play water sectional area of first delivery port 151 into the adjustable, can adjust the play water pressure of first delivery port 151 to wash the mud state of difference, improve the washing effect.
As shown in fig. 6 to 9, the flushing assembly further includes a baffle 16, the baffle is provided with a plurality of second water outlets 161, the second water outlets 161 are adapted to the first water outlets 151, a clamping groove 152 is provided at the bottom end of the third flushing pipe 15, wherein the width of the clamping groove 152 is adapted to the thickness of the baffle 16, so that the baffle 16 can slide in the clamping groove 152, the baffle 16 slides in the clamping groove 152, when the axes of the first water outlets 151 and the second water outlets 161 coincide, the water outlet cross-sectional area of the first water outlets 151 is the largest, preferably, a sealing ring (not shown in the figure) is provided on the clamping groove 152, and the sealing ring is used for sealing a gap between the opening of the clamping groove 152 and the baffle 16 to prevent liquid leakage. Preferably, guide rails 153 are disposed on both inner walls of the third flushing pipe 15, the guide rails 153 extend to the locking grooves 152, the width of the guide rails 153 is adapted to the thickness of the baffle 16, and the baffle 16 can slide in the guide rails 153, so as to improve the stability of the baffle 16 sliding in the locking grooves 152. The baffle 16 slides in the guide rail 153, and when the axes of the first water outlet 151 and the second water outlet 161 are staggered and gradually separated, the water outlet cross-sectional area of the first water outlet 151 is gradually reduced, and the water outlet pressure of the first water outlet 151 is gradually increased until the first water outlet 151 is completely closed. The baffle 16 slides in the guide rail 153 to adjust the water outlet sectional area of the first water outlet 151, and further adjust the water outlet pressure of the first water outlet 151, so as to flush sludge in different states.
In this embodiment, as shown in fig. 3, the first water outlet 151 may be obliquely disposed, and similarly, the second water outlet 161 is also obliquely disposed, preferably, an included angle between the first water outlet 151 and a horizontal plane may be set to 65-80 °, and the first water outlet 151 is obliquely disposed, so that sludge blocks can be effectively dispersed, and the flushing efficiency of the system is improved. Preferably, in the present embodiment, as shown in fig. 1, a flushing pump 17 may be provided at the water outlet of the flushing tank 12 for providing pressure to the water.
In this embodiment, as shown in fig. 1, the initial end of the sludge pipe 21 may be connected to the sludge tank 22 through a check valve 23, and a sludge pump 24 is provided at the sludge outlet of the sludge tank 22, and preferably, the check valve 23 may be a one-way valve to prevent the sewage from flowing back into the sludge tank 22 during the flushing process. Preferably, as shown in fig. 1 and 4, a sludge three-way valve 25 is further provided at the tail end of the sludge pump 24, a first port 251 of the sludge three-way valve is communicated with the sludge pipe 21, a second port 252 of the sludge three-way valve is communicated with the sludge collecting tank 26, and a third port 253 of the sludge three-way valve is communicated with the sewage collecting tank 27. Three ports of the sludge three-way valve 25 are all provided with independent valves. When extracting mud, can open the valve of mud three-way valve first port 251, mud three-way valve second port 252 simultaneously, can take out the mud collecting pit 26 with the mud in the mud pond 22, when washing sludge pipe 21, can open the valve of mud three-way valve first port 251, mud three-way valve third port 253 simultaneously, wash the sewage that sludge pipe 21 produced and can collect in sewage collecting pit 27, then handle again, prevent to produce the pollution. Preferably, in this embodiment, the three-way flushing valve 11, the check valve 23 and the three-way sludge valve 25 are all electrically operated valves.
In this embodiment, as shown in fig. 1 and 5, the sensor may be a distance sensor 31, the distance sensor 31 is disposed at the top end of the inner wall of the sludge pipe 21, and the distance sensor 31 is used to detect the filling degree of the sludge in the sludge pipe 21, it can be understood that the smaller the filling amount of the sludge in the sludge pipe 21 is, the easier the flushing is, preferably, a first distance threshold and a second distance threshold are preset in the distance sensor 31, wherein the first distance threshold is greater than the second distance threshold, when in use, when the distance sensor 31 detects that the distance from the distance sensor 31 to the top end of the sludge in the sludge pipe 21 is greater than the first distance threshold, it indicates that the sludge in the sludge pipe 21 is not much at this time, the distance sensor 31 sends the detection signal to the controller 40, the controller 40 receives the detection signal and controls the first port 111 and the second port 112 of the flushing three-way valve to be opened according to the detection signal, the third port 113 of the flushing three-way valve is closed, water enters the sludge pipe 21 through the first flushing pipe 13, and flushes the sludge pipe 21; when the distance sensor 31 detects that the distance from the distance sensor 31 to the top end of the sludge in the sludge pipe 21 is smaller than a first distance threshold and larger than a second distance threshold, more sludge is filled in the sludge pipe 21 at the moment, the controller 40 controls three ports of the flushing three-way valve 11 to be opened simultaneously, water enters the first flushing pipe 13 and the third flushing pipe 15 simultaneously, the sludge in the sludge pipe 21 is flushed in multiple directions, when the distance sensor 31 detects that the distance from the distance sensor 31 to the top end of the sludge in the sludge pipe 21 is smaller than the second distance threshold, a large amount of sludge is filled in the sludge pipe 21 at the moment, the controller 40 controls the first port 111 of the flushing three-way valve and the third port 113 of the flushing three-way valve to be opened first, the second port 112 of the flushing three-way valve is closed, water passes through third flushing pipe 15 and gets into sludge pipe 21, this moment do not supply water in the first flushing pipe 13, only third flushing pipe 15 supplies water, consequently, the delivery pressure of first delivery port 151 is very big, can effectually dilute the preliminary treatment to the mud that fills in sludge pipe 21, a period of time later, controller 40 is controlled again and is washed three-way valve first port 111 and wash three-way valve second port 112 and open, it is closed to wash three-way valve third port 113, water gets into sludge pipe 21 through first flushing pipe 13, wash the mud of diluting in sludge pipe 21, through distance sensor 31 and the cooperation of controller 40, with the on-off state of the three port of control washing three-way valve 11, can wash the mud of different filling degree in the sludge pipe 21, improve and wash the effect.
The utility model discloses the second embodiment also provides a mud back flush system, and the mud back flush system that provides in this embodiment and the difference of the mud back flush system that above-mentioned first embodiment provided lie in:
as shown in fig. 10 and 11, the sensor may be a water content sensor 32, the water content sensor 32 is disposed at the bottom end of the inner wall of the sludge pipe 21 for detecting the water content of the sludge in the sludge pipe 21, it can be understood that the higher the water content of the sludge, the softer and easier the sludge is to be washed, and the lower the water content of the sludge, the harder and harder the sludge is to be washed; similarly, a first water content threshold and a second water content threshold are preset in the water content sensor 32, wherein the first water content threshold is greater than the second water content threshold, when the water content sensor 32 detects that the water content of the sludge in the sludge pipe 21 is greater than the first water content threshold during use, the water content of the sludge is higher at the moment, the sludge is softer and easy to wash, the water content sensor 32 sends the detection signal to the controller 40 at the moment, the controller 40 controls the first port 111 of the washing three-way valve and the second port 112 of the washing three-way valve to be opened after detecting the signal, the third port 113 of the washing three-way valve is closed, water enters the sludge pipe 21 through the first washing pipe 13, and the sludge pipe 21 is washed; similarly, when the water content sensor 32 detects that the water content in the sludge is less than the first water content threshold and greater than the second water content threshold and when the water content sensor 32 detects that the water content in the sludge is less than the second water content threshold. The controller 40 receives the detection signal of the water content sensor 32 and controls the opening and closing states of the three ports of the three-way flush valve 11 similarly to the previous embodiment, which will not be described herein. Through the cooperation of water content sensor 32 and controller 40 to the on-off state of the three ports of three-way valve 11 is washed in the control, can wash the mud of different water contents in the sludge pipe 21, improves and washes the effect.
To sum up, the utility model discloses a sludge backwashing system, set up first flushing pipe 13, second flushing pipe 14 and third flushing pipe 15, set up the sensor in sludge pipe 21, the sensor can be distance sensor 31 or water content sensor 32, set up controller 40 on washing three-way valve 11, sensor and controller 40 electric connection, detect the mud filling degree in the sludge pipe through distance sensor 31, the mud filling degree signal that distance sensor 31 detected is received to the controller, and the on-off state of three port according to mud filling degree signal control washing three-way valve 11, wash the sludge pipe with each flushing pipe operating condition of adjustment, improve the washing effect of sludge pipe, detect the water content of mud in the sludge pipe 21 through water content sensor 32, controller 40 receives the mud water content signal that water content sensor 32 detected, and the on-off state of three port according to mud water content signal control washing three port, wash the flushing effect to the sludge pipe with each flushing pipe operating condition of adjustment, establish the first delivery port 151 through with third flushing pipe 15 to adjustable, and then can adjust the water outlet pressure of first delivery 151, the further sewage collecting effect that improves the three-way valve can wash the sewage pipe 27, the sewage collecting effect that the sewage collecting pool 27 that the sewage collecting pool can carry out through the sewage collecting pool that the sewage collecting is carried out.
It should be noted that the above-mentioned implementation process is only for illustrating the applicability of the present application, but this does not represent that the sludge backwashing system of the present application has only the above-mentioned one implementation flow, and on the contrary, the sludge backwashing system of the present application can be incorporated into the feasible embodiment of the present application as long as it can be implemented.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above examples only represent some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.
Claims (10)
1. The utility model provides a sludge backwashing system for wash sludge pipe, its characterized in that includes flushing assembly, sensor, controller, flushing assembly is including washing the three-way valve, wash the first port and the flushing tank intercommunication of three-way valve, wash the second port and the first flushing pipe intercommunication of three-way valve, the bottom of first flushing pipe with the top intercommunication of sludge pipe, wash the third port and the second flushing pipe intercommunication of three-way valve, second flushing pipe bottom hangs down and is equipped with the third flushing pipe, third flushing pipe bottom is equipped with a plurality of first delivery ports, and is a plurality of first delivery port with the upper wall intercommunication of sludge pipe, the sensor is located in the sludge pipe for detect sludge state in the sludge pipe, the controller locate wash on the three-way valve and with sensor electric connection, the controller is used for receiving the sludge state signal that the sensor detected, and according to sludge state signal control the on-off state of three port of three-way valve.
2. The sludge backwashing system of claim 1, wherein the water outlet cross-sectional areas of the first water outlets are adjustable.
3. The sludge backwashing system of claim 2, wherein the flushing assembly comprises a baffle plate, the baffle plate is provided with a plurality of second water outlets, the plurality of second water outlets are matched with the plurality of first water outlets, the third flushing pipe is provided with a clamping groove, the width of the clamping groove is matched with the thickness of the baffle plate, and when the baffle plate slides in the clamping groove, the axes of the first water outlets and the second water outlets are overlapped or staggered so as to adjust the water outlet sectional area of the first water outlets.
4. The sludge backwashing system of claim 3, wherein an elastic sealing ring is arranged on the clamping groove and used for sealing a gap between the clamping groove and the baffle.
5. The sludge backwashing system of claim 4, wherein a guide rail is arranged on the inner wall of the third flushing pipe, the guide rail extends to the clamping groove, and the width of the guide rail is adapted to the thickness of the baffle plate.
6. The sludge backwashing system of claim 3, wherein the first water outlet and the second water outlet are arranged obliquely.
7. The sludge backwashing system of claim 1, wherein a sludge three-way valve is connected to an outlet end of the sludge pipe, a second port of the sludge three-way valve is communicated with the sludge collection tank, and a third port of the sludge three-way valve is communicated with the sewage collection tank.
8. The sludge backwashing system of claim 7, wherein the flushing three-way valve and the sludge three-way valve are both electrically operated valves.
9. The sludge backwashing system of claim 2, wherein the sensor is a distance sensor, the distance sensor is arranged at the top end of the inner wall of the sludge pipe, and the distance sensor is used for detecting the filling degree of the sludge in the sludge pipe.
10. The sludge backwashing system of claim 2, wherein the sensor is a water content sensor, the water content sensor is arranged at the bottom end of the inner wall of the sludge pipe, and the water content sensor is used for detecting the water content of the sludge in the sludge pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222869707.9U CN218458719U (en) | 2022-10-28 | 2022-10-28 | Sludge backwashing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222869707.9U CN218458719U (en) | 2022-10-28 | 2022-10-28 | Sludge backwashing system |
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| Publication Number | Publication Date |
|---|---|
| CN218458719U true CN218458719U (en) | 2023-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202222869707.9U Active CN218458719U (en) | 2022-10-28 | 2022-10-28 | Sludge backwashing system |
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| CN (1) | CN218458719U (en) |
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