CN215592726U

CN215592726U - Unpowered water decanting device

Info

Publication number: CN215592726U
Application number: CN202120908251.5U
Authority: CN
Inventors: 鞠花; 刘佳元; 杨译; 吴亚南
Original assignee: Dayu Environmental Protection Tianjin Co ltd
Current assignee: Dayu Rural Environmental Infrastructure Operation Service Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2022-01-21
Anticipated expiration: 2031-04-28

Abstract

The utility model provides an unpowered water decanting device which comprises a guide rail, a fixing frame, a support, a buoyancy structure, a first positioning square steel, a mudguard, a hose structure, a control drain valve, a drain hard pipe and a protection box. According to the unpowered water decanting device, the splash guard is arranged on the upper portion of the hose connector in the unpowered water decanting device, the splash guard and the hose connector are arranged at positions which ensure that suspended matters in supernatant fluid decanted into the steel wire hose are low in content, the splash guard can block suspended sludge on the upper layer, a uniform water decanting effect is achieved, and the guarantee is provided for the effluent SS to reach the standard.

Description

Unpowered water decanting device

Technical Field

The utility model belongs to the technical field of sewage treatment, and particularly relates to an unpowered water decanting device.

Background

The circulating activated sludge process (called CAST process for short) is an intermittent reactor, aeration and non-aeration are alternately operated in CAST process equipment, a secondary sedimentation tank of the traditional conventional process is omitted, biological reaction and sludge-water separation are completed in one zone, microorganisms can rapidly adsorb most soluble organic matters in sewage in a biological selection zone through a rapid enzyme transfer mechanism and undergo a high-load matrix rapid accumulation process, so that the circulating activated sludge process has a good buffering effect on the quality, quantity, pH and toxic and harmful substances of inlet water and can effectively prevent sludge from expanding; in the pre-reaction zone, denitrification can be performed by utilizing an anoxic environment; and the main reaction zone undergoes a matrix degradation process with lower load to finish the degradation of organic substances in the sewage.

The CAST process is integrated in the integrated equipment and applied to the treatment of the rural domestic sewage at present, the degradation function of the activated sludge can be fully exerted, the load of the secondary sedimentation tank can be reduced, and the solid-liquid separation effect of the secondary sedimentation tank can be improved. The process has low investment and operation cost and high treatment performance, particularly has excellent denitrification and dephosphorization effects, and the optimization and modification of the process into a technology suitable for rural domestic sewage is significant work.

Disclosure of Invention

In view of this, the utility model aims to provide an unpowered water decanting device to overcome the defects of high operation cost and unstable treatment effect of the existing rural sewage treatment system.

In order to achieve the purpose, the technical scheme of the utility model is realized as follows:

an unpowered water decanting device comprises a guide rail, a fixing frame, a support, a buoyancy structure, a first positioning square steel, a mudguard, a hose structure, a control drain valve, a drain hard pipe and a protection box, wherein the fixing frame is of a cuboid frame structure, the protection box is arranged on one side of the fixing frame, the control drain valve is arranged in the protection box, the output end of the control drain valve is fixedly communicated with the outside through the drain hard pipe, the water inlet end of the control drain valve is fixedly communicated with the water outlet end of the hose structure, the water inlet end of the hose structure penetrates through the first positioning square steel to be connected to a connecting frame at the bottom of the buoyancy structure, the mudguard is arranged above the connecting frame, and the fender is located directly over the hose construction water inlet end, and buoyancy structure both sides cup joint to the guide rail through the support slip respectively, and the guide rail is fixed to the mount top, and a location square steel, hose construction all are located inside the mount, control drain valve, normal open type duckbill liquid level switch and the equal signal connection controller of normal close type duckbill liquid level switch.

Further, unpowered water decanting device still includes normally open type duckbilled liquid level switch and normally closed type duckbilled liquid level switch, and normally open type duckbilled liquid level switch is fixed to the buoyancy structure top, and normally closed type duckbilled liquid level switch is fixed to the buoyancy structure bottom.

Furthermore, the top of the guide rail is also provided with a second positioning square steel, and the second positioning square steel and the first positioning square steel are both rectangular frame structures.

Further, hose construction includes steel wire hose and 2 hose nipple, and the steel wire hose bottom is fixed to be linked to the control drain valve through a hose nipple, and the other end passes a location square steel through a hose nipple and is connected to the link of buoyancy construction bottom.

Furthermore, the fender is of a cuboid structure and is arranged on the upper portion of the hose connector.

Furthermore, the buoyancy structure is a cylindrical structure, and the buoyancy structure is made of stainless steel.

Further, the controller is a PLC, the model of the controller is smart200, and the model of the normally open type duckbill liquid level switch and the model of the normally closed type duckbill liquid level switch are PMS 202.

Compared with the prior art, the unpowered water decanting device has the following advantages:

(1) according to the unpowered water decanting device, the splash guard in the unpowered water decanting device is arranged at the upper part of the hose connector, the splash guard and the hose connector are arranged at positions which ensure that the suspended matter content of supernatant fluid decanted into the steel wire hose is low, the splash guard can block upper-layer suspended sludge, the effect of uniform water decanting is achieved, and the guarantee is provided for the effluent SS to reach the standard.

(2) According to the unpowered water decanting device, the high-position square steel and the low-position square steel are arranged in the unpowered water decanting device, the height of the high-position square steel is determined according to the water decanting height and the water decanting speed, and the accurate water decanting height range is guaranteed. The highest and lowest height positions of the buoyancy structure are limited by the positioning square steel, and the buoyancy structure is controlled to always receive supernatant in the range from the highest liquid level to the lowest liquid level by utilizing buoyancy.

(3) According to the unpowered water decanting device, the normally open type duckbill liquid level switch is arranged at the upper edge position of the upper right corner of the buoyancy structure, the normally closed type duckbill liquid level switch is arranged at the lower edge position of the lower left corner of the buoyancy structure, and the normally open type duckbill liquid level switch, the normally closed type duckbill liquid level switch and the control drain valve are in linkage control over the starting and stopping of the water inlet stage and the water decanting stage of the whole device. The combination mode enables the actual water decanting water level to be closer and more accurate to the designed water decanting water level, the water decanting end is not controlled by the water decanting timing time independently, the normally closed duckbill type liquid level switch can give out an electric signal when reaching the lowest water level line to control the drain valve to end the water decanting, and the water decanting timing time is dual-guaranteed; the water inlet is not controlled by the water inlet timing time independently after finishing the water inlet, and the normally open duckbill liquid level switch gives an electric signal to control the water inlet lifting pump to stop when reaching the highest liquid level line, so that the water inlet timing time is dual-guaranteed. The duckbill float switch is arranged on the water decanting device, compared with a float liquid level, an ultrasonic liquid level and the like, the liquid level control is more accurate, and the duckbill float switch is more closely connected with the starting and stopping of water inflow and water decanting.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate an embodiment of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:

FIG. 1 is a schematic view of the overall structure of an unpowered decanter according to an embodiment of the present invention;

description of reference numerals:

1. a guide rail; 2. a fixed mount; 3. positioning square steel; 4. a slip ring; 5. a buoyant structure; 6. a fender; 7. a hose connector; 8. a steel wire hose; 9. controlling a drain valve; 10. a hard drainage pipe; 11. a protection box; 12. a normally open duckbill liquid level switch; 13. a normally closed duckbill liquid level switch; 14. and II, positioning square steel.

Detailed Description

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

As shown in figure 1, the unpowered water decanting device comprises a guide rail 1, a fixing frame 2, a support 4, a buoyancy structure 5, a first positioning square steel 3, a mudguard 6, a hose structure, a control drain valve 9, a drain hard pipe 10 and a protection box 11, wherein the fixing frame 2 is of a cuboid frame structure, the protection box 11 is arranged on one side of the fixing frame 2, the control drain valve 9 is arranged inside the protection box 11, the output end of the control drain valve 9 is fixedly communicated to the outside through the drain hard pipe 10, the water inlet end of the control drain valve 9 is fixedly communicated to the water outlet end of the hose structure, the water inlet end of the hose structure passes through the first positioning square steel 3 and is connected to a connecting frame at the bottom of the buoyancy structure 5, the mudguard 6 is arranged above the connecting frame, the mudguard 6 is positioned right above the water inlet end of the hose structure, two sides of the buoyancy structure 5 are respectively sleeved to the guide rail 1 through the support 4 in a sliding manner, and the guide rail 1 is fixed to the top of the fixing frame 2, no. one location square steel 3, hose construction all are located inside mount 2, control drain valve 9, normally open type duckbilled liquid level switch 12 and the equal signal connection controller of normally closed type duckbilled liquid level switch 13. The fixed frame 2 supports a fixed guide rail 1, a buoyancy structure 5, a first positioning square steel 3 and the like; the buoyancy structure 5 can move upwards or downwards along the guide rail 1 through the bracket 4 to receive supernatant liquid at different liquid levels; the first positioning square steel 3 and the second positioning square steel 14 limit the highest and lowest height positions of the buoyancy structure 5, the buoyancy structure 5 is controlled to receive supernatant in the range from the highest liquid level to the lowest liquid level by utilizing buoyancy, the unpowered decanting device is a whole set of equipment, can be independently and completely hoisted and installed in integrated equipment, and is simple to operate and maintain; the unpowered water decanting device can decant water along with liquid level change by utilizing dual functions of buoyancy and gravity of the buoyancy structure 5 in liquid, has no energy consumption, is energy-saving and environment-friendly, and is suitable for being applied to sewage treatment equipment with small treatment capacity in rural areas.

Unpowered device of decanting still includes normally open type duckbilled liquid level switch 12 and normally closed type duckbilled liquid level switch 13, normally open type duckbilled liquid level switch 12 is fixed to 5 tops of buoyancy structure, normally closed type duckbilled liquid level switch 13 is fixed to 5 bottoms of buoyancy structure, when in actual use, set up normally open type duckbilled liquid level switch 12 along the position on the upper right corner of buoyancy structure 5, set up normally closed type duckbilled liquid level switch 13 along the position under buoyancy structure 5's the lower left corner, normally open type duckbilled liquid level switch 12 and normally closed type duckbilled liquid level switch 13 and the beginning and the stopping of decanting stage of the water phase of the integrated equipment of control drain valve 9 coordinated control.

The top of the guide rail 1 is also provided with a second positioning square steel 14, the second positioning square steel 14 and the first positioning square steel 3 are rectangular frame structures, the second positioning square steel 14 is used for limiting the maximum height of the buoyancy structure 5, and the second positioning square steel 14 is used for closing the normally open type duckbilled liquid level switch 12.

The hose structure includes 8 and 2 hose couplings 7 of wire hose, and 8 bottom of wire hose are fixed through a hose coupling 7 and are linked to control drain valve 9, and the other end passes a location square steel 3 through a hose coupling 7 and is connected to the link of 5 bottoms of buoyancy structure, and wire hose 8's material is convenient for wire hose 8 along with rivers rise and descend.

The mud guard 6 is of a cuboid structure, the mud guard 6 is arranged on the upper portion of the hose connector 7, the mud guard 6 and the hose connector 7 are arranged at positions which ensure that the suspended matter content of supernatant liquid which is decanted into the steel wire hose 8 is low, and the mud guard 6 blocks upper-layer suspended sludge to play a role in uniform decanting.

The buoyancy structure 5 is a cylindrical structure, the buoyancy structure 5 is made of stainless steel, and when the buoyancy structure is actually used, a worker can adopt SS304 stainless steel, and when the buoyancy structure is installed, the buoyancy structure 5 is connected with the control drain valve 9 and the drain hard pipe 10 through the hose connector 7 and the steel wire hose 8, and the received supernatant is drained into the clear water area 6; the control water discharge valve 9 is controlled by a PLC control system to be closed when the water decanting is finished or opened when the water decanting is started.

The controller is a PLC, the model of the controller is smart200, and the model of the normally open type duckbill liquid level switch 12 and the model of the normally closed type duckbill liquid level switch 13 are PMS 202.

The working principle of the unpowered water decanting device is as follows:

when the unpowered water decanting device is actually used, a worker fixes the unpowered water decanting device into the reaction tank, the worker manually starts the controller, the controller controls the drain valve 9 to be opened, the buoyancy structure 5 drives the steel wire hose 8 to slide up and down on the guide rail 1 under the buoyancy of water, so that the liquid level is decanted, the water after decanting enters the control drain valve 9 through the steel wire hose 8, the control drain valve 9 discharges the water to the outside through the drainage hard pipe 10, and after the decanting time period is finished, the controller controls the drain valve 9 to be closed.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. An unpowered water decanting device is characterized in that: comprises a guide rail (1), a fixing frame (2), a bracket, a buoyancy structure (5), a first positioning square steel (3), a fender (6), a hose structure, a control drain valve (9), a drain hard pipe (10) and a protection box (11), wherein the fixing frame (2) is of a cuboid frame structure, one side of the fixing frame (2) is provided with the protection box (11), the control drain valve (9) is arranged inside the protection box (11), the output end of the control drain valve (9) is fixedly communicated to the outside through the drain hard pipe (10), the water inlet end of the control drain valve (9) is fixedly communicated to the water outlet end of the hose structure, the water inlet end of the hose structure passes through the first positioning square steel (3) and is connected to a connecting frame at the bottom of the buoyancy structure (5), the fender (6) is arranged above the connecting frame, the fender (6) is positioned right above the water inlet end of the hose structure, two sides of the buoyancy structure (5) are respectively sleeved to the guide rail (1) through the bracket in a sliding manner, guide rail (1) is fixed to mount (2) top, and a location square steel (3), hose construction all are located inside mount (2), control drain valve (9), normally open duckbilled liquid level switch (12) and the equal signal connection controller of normally closed duckbilled liquid level switch (13).

2. The unpowered decanting apparatus as claimed in claim 1, wherein: the unpowered water decanting device further comprises a normally-open type duckbill liquid level switch (12) and a normally-closed type duckbill liquid level switch (13), the normally-open type duckbill liquid level switch (12) is fixed to the top of the buoyancy structure (5), and the normally-closed type duckbill liquid level switch (13) is fixed to the bottom of the buoyancy structure (5).

3. The unpowered decanting apparatus as claimed in claim 1, wherein: the top of the guide rail (1) is also provided with a second positioning square steel (14), and the second positioning square steel (14) and the first positioning square steel (3) are both rectangular frame structures.

4. The unpowered decanting apparatus as claimed in claim 1, wherein: the hose structure includes steel wire hose (8) and 2 hose nipple (7), and steel wire hose (8) bottom is fixed through one hose nipple (7) and is linked to control drain valve (9), and the other end passes a location square steel (3) through one hose nipple (7) and is connected to the link of buoyancy structure (5) bottom.

5. The unpowered decanting apparatus as claimed in claim 1, wherein: the mud guard (6) is of a cuboid structure, and the mud guard (6) is arranged on the upper portion of the hose connector (7).

6. The unpowered decanting apparatus as claimed in claim 1, wherein: the buoyancy structure (5) is a cylindrical structure, and the buoyancy structure (5) is made of stainless steel.

7. The unpowered decanting apparatus as claimed in claim 2, wherein: the controller is a PLC, the model of the controller is smart200, and the model of the normally open type duckbill liquid level switch (12) and the model of the normally closed type duckbill liquid level switch (13) are PMS 202.