CN209957406U - Anti-siphon device for sewage treatment reactor - Google Patents
Anti-siphon device for sewage treatment reactor Download PDFInfo
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- CN209957406U CN209957406U CN201920499084.6U CN201920499084U CN209957406U CN 209957406 U CN209957406 U CN 209957406U CN 201920499084 U CN201920499084 U CN 201920499084U CN 209957406 U CN209957406 U CN 209957406U
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- treatment reactor
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- pipe
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Abstract
The utility model discloses an anti-siphon device for sewage treatment reactor belongs to sewage treatment technical field for anti-siphon device of sewage treatment reactor includes intake chamber and sewage treatment reactor, and the intake chamber is linked together through the water inlet of inlet tube with sewage treatment reactor, is provided with the intake pump on the inlet tube, and one section that lies in on the inlet tube and be close to sewage treatment reactor is provided with the anti-siphon breather pipe that is used for being linked together the inside of inlet tube with the atmosphere. The utility model discloses an anti-siphon device for sewage treatment reactor, the cost is extremely low, and the installation is maintained simply, and can effectively prevent siphon refluence phenomenon and take place.
Description
Technical Field
The utility model relates to a sewage treatment technical field especially relates to an anti-siphon device for sewage treatment reactor.
Background
The sewage treatment device usually needs a water pump to pump sewage from a water inlet pool into a sewage treatment reactor through a pipeline, the position of a water inlet of the sewage treatment reactor is higher than the highest liquid level of the water inlet pool to form a liquid level difference, the water inlet amount of the sewage treatment reactor reaches a designed liquid level, and a siphon backflow phenomenon can be generated after the water pump is shut down, so that water in the sewage treatment reactor continuously flows backwards to the water inlet pool through the pipeline, and the normal operation of the sewage treatment reactor is influenced.
At present, two methods are generally adopted to prevent the siphon backflow phenomenon from generating: one is that a check valve is directly arranged on the pipeline to prevent water from flowing backwards; the other is to connect a vacuum breaker or an air-permeable device such as an air circuit breaker to the pipeline by using the vacuum breaking principle.
However, the check valve has high cost, a water hammer of the pump is easy to cause after the water pump is shut down, the water pump and a switch are damaged, if a matched water hammer eliminator is additionally arranged, the pipeline is further complicated, the cost is increased, in addition, the failure of the check valve is not easy to be noticed, and the normal operation of the sewage treatment equipment is influenced; and the ventilation devices such as a vacuum breaker or an air circuit breaker are adopted, so that the structure is complex, the safety and the reliability are not sufficient, the cost is higher, the installation is complex, and the maintenance is difficult.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model aims to solve the technical problem of providing an anti-siphon device for a sewage treatment reactor, which has extremely low cost, simple installation and maintenance and can effectively prevent the siphon backflow phenomenon.
The utility model adopts the technical proposal that:
the utility model provides a pair of anti-siphon device for sewage treatment reactor, including intake chamber and sewage treatment reactor, the intake chamber pass through the inlet tube with the water inlet of sewage treatment reactor is linked together, be provided with the intake pump on the inlet tube, it is close to be located on the inlet tube one section of sewage treatment reactor be provided with be used for with the inside of inlet tube is linked together with the atmosphere anti-siphon breather pipe.
As a further improvement of the scheme, the anti-siphon breather pipe is positioned above the sewage treatment reactor.
As a further improvement of the scheme, the anti-siphon breather pipe is L-shaped, and one end of the anti-siphon breather pipe communicated with the atmosphere is vertically and upwards arranged.
As a further improvement of the scheme, the top of the sewage treatment reactor is provided with a pipeline chamber communicated with the inside of the sewage treatment reactor, and one end of the anti-siphon vent pipe communicated with the atmosphere extends into the inside of the pipeline chamber.
As a further improvement of the scheme, the water inlet pipe comprises an ascending pipe section and a descending pipe section, the water inlet is arranged at the top of the sewage treatment reactor, the lower end of the descending pipe section extends into the water inlet, the upper end of the descending pipe section is communicated with one end of the ascending pipe section, the other end of the ascending pipe section is communicated with the water inlet pool, the water inlet pump is arranged on the ascending pipe section, and the anti-siphon vent pipe is arranged on the descending pipe section.
As a further improvement of the scheme, the upper end of the descending pipe section is communicated with one end of the ascending pipe section through an elbow.
As a further improvement of the scheme, the horizontal position of the joint of the anti-siphon breather pipe and the descending pipe section is lower than that of the elbow.
As a further improvement of the scheme, the top of the sewage treatment reactor is provided with an overflow port, and the overflow port is communicated with the water inlet pool through an overflow pipe.
As a further improvement of the scheme, the horizontal position of the lowest point of the anti-siphon breather pipe is higher than that of the overflow port.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a pair of anti-siphon device for sewage treatment reactor, the intake pump handles in going into sewage treatment reactor through the sewage pump of inlet tube in with the intake pool, through set up anti-siphon breather pipe on the inlet tube, make the inside and the external atmosphere of inlet tube communicate with each other, after the intake pump is shut down, anti-siphon breather pipe can destroy the inside vacuum condition of inlet tube, make the siphon condition destroyed, thereby effectively prevent water and flow backwards into the intake pool through the inlet tube, guarantee sewage treatment reactor's stable normal operating. The anti-siphon breather pipe is simple in structure, cost is effectively reduced, and installation between the anti-siphon breather pipe and the water inlet pipe is quick and simple, and easy to maintain.
Drawings
Fig. 1 is a schematic structural diagram of an anti-siphon device for a sewage treatment reactor according to an embodiment of the present invention.
In the figure:
1. a water inlet pool; 2. a sewage treatment reactor; 3. a water inlet pipe; 20. a water inlet; 4. a water inlet pump; 5. a reverse siphon vent pipe; 21. a pipeline chamber; 31. a riser section; 32. a drop tube section; 6. bending the pipe; 22. an overflow port; 7. and (4) an overflow pipe.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings and technical solutions needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
The present invention will be further explained with reference to the accompanying drawings.
As shown in fig. 1, the anti-siphon device for sewage treatment reactor that this embodiment provided, including intake chamber 1 and sewage treatment reactor 2, intake chamber 1 is linked together through the water inlet 20 of inlet tube 3 with sewage treatment reactor 2, intake chamber 1 is the underground structure, the water inlet 20 of sewage treatment reactor 2 sets up the upper portion at sewage treatment reactor 2, be provided with intake pump 4 on the inlet tube 3, one section that lies in on the inlet tube 3 and is close to sewage treatment reactor 2 is provided with the anti-siphon breather pipe 5 that is used for being linked together the inside and the atmosphere of inlet tube 3, anti-siphon breather pipe 5 is located the top of sewage treatment reactor 2.
The intake pump 4 is handled in going into sewage treatment reactor 2 through the sewage pump of inlet tube 3 in with intake pool 1, through set up anti-siphon breather pipe 5 on inlet tube 3, make the inside of inlet tube 3 communicate with each other with external atmosphere, intake pump 4 is shut down when sewage treatment reactor 2 inflow reaches the predetermined liquid level, anti-siphon breather pipe 5 can destroy the vacuum environment of 3 inside inlet tubes, make and not be full of liquid in the inlet tube 3, destroy 3 siphon conditions of inlet tube, thereby effectively prevent water among the sewage treatment reactor 2 and flow backwards into the intake pool through inlet tube 3, guarantee sewage treatment reactor's stable normal operating. The anti-siphon breather pipe 5 has simple structure and effectively reduced cost, and the installation between the anti-siphon breather pipe 5 and the water inlet pipe 3 is quick and simple, and is easy to maintain.
In order to prevent sewage from overflowing the anti-siphon vent pipe 5, so that sewage stably flows into the sewage treatment reactor 2, further, the water inlet pipe 3 comprises an ascending pipe section 31 and a descending pipe section 32, the water inlet 20 is arranged at the top of the sewage treatment reactor 2, the lower end of the descending pipe section 32 extends into the water inlet 20, the upper end of the descending pipe section 32 is communicated with one end of the ascending pipe section 31, the other end of the ascending pipe section 31 is communicated with the water inlet pool 1, the water inlet pump 4 is arranged on the ascending pipe section 31, and the anti-siphon vent pipe 5 is arranged on the descending pipe section 32. The sewage enters the lower end of the ascending pipe section 31 from the water inlet tank 1, is pressurized by the water inlet pump 4 to the upper end of the ascending pipe section 31, enters the upper end of the descending pipe section 32 and then vertically enters the water inlet 20 downwards, so that the sewage is difficult to enter the anti-siphon breather pipe 5 from the descending pipe section 32.
Further, the upper end of the descending pipe section 32 is communicated with one end of the ascending pipe section 31 through the elbow 6, a right angle is formed between the upper end of the ascending pipe section 31 and the upper end of the descending pipe section 32, the horizontal position of the joint of the anti-siphon vent pipe 5 and the descending pipe section 32 is lower than the horizontal position of the elbow 6, a flow guide interval is formed, when sewage is pumped to the elbow by the water inlet pump 4, the impact force of the sewage is weakened through the elbow, the kinetic energy of the sewage is consumed, the sewage stably flows downwards into the water inlet 20, the sewage does not have large impact force and rushes into the anti-siphon vent pipe 5, and the sewage is prevented from overflowing from the anti-siphon.
Further, the top of sewage treatment reactor 2 is provided with 21 between the pipeline that is linked together with sewage treatment reactor 2's inside, the top of 21 between the pipeline is linked together with the atmosphere, the inside of 21 between the pipeline is stretched into to the one end that anti-siphon breather pipe 5 is linked together with the atmosphere, even overflow from anti-siphon breather pipe 5 of very little sewage, the sewage that overflows can also directly leak to sewage treatment reactor 2, can not flow to the outside, and anti-siphon breather pipe 5 stretches into and can prevent that the sun from insolating and aging with higher speed in 21 between the pipeline, the life of extension anti-siphon breather pipe 5.
Further, the anti-siphon vent pipe 5 is an L-shaped pipe and comprises a horizontal section and a vertical section, one end of the horizontal section is communicated with the descending pipe section 32 through a pipe joint, the other end of the horizontal section extends into the interior of the pipeline room 21 and is communicated with the lower end of the vertical section, the upper end opening of the vertical section is communicated with the atmosphere, the vertical section is located in the interior of the pipeline room 21, the vertical section and the horizontal section can be connected through an elbow or integrally arranged, an angle of 60-120 degrees is formed between the axis of the vertical section and the axis of the horizontal section, in the embodiment, a 90-degree right angle is preferably formed between the axis of the vertical section and the axis of the horizontal section, the sewage can be effectively prevented from overflowing the anti-siphon vent pipe 5, the end of the anti-siphon vent pipe 5 communicated with the atmosphere is vertically arranged upwards, namely, the upper end. In the process of pumping sewage into the sewage treatment reactor 2 by the water inlet pump 4, when sewage passes through the water inlet pipe 3, a very small amount of sewage enters the horizontal section, the sewage impact force is resisted through the joint of the horizontal section and the vertical section, the sewage can be effectively prevented from rushing out of the vertical section, the length of the vertical section can be 40cm-80cm, the sewage is effectively prevented from overflowing the anti-siphon vent pipe 5, and of course, the anti-siphon vent pipes 5 with different vertical section heights can be set according to actual application conditions.
Further, an overflow port 22 is arranged at the top of the sewage treatment reactor 2, the overflow port 22 is located inside the pipeline room 21, the overflow port 22 is communicated with the water inlet tank 1 through an overflow pipe 7, one end of the overflow pipe 7 is communicated with the water inlet tank 1, the other end of the overflow pipe 7 extends into the overflow pipe 7 and is communicated with the overflow port 22, water overflowing from the sewage treatment reactor 2 only flows out of the overflow port 22 and enters the water inlet tank through the overflow pipe 7, the situation that the water level in the sewage treatment reactor 2 is too high and overflows to the outside is prevented, furthermore, the horizontal position of the lowest point of the anti-siphon vent pipe 5 is higher than the horizontal position of the overflow port 22, the situation that the water level in the sewage treatment reactor 2 is too high and overflows to the anti-siphon vent pipe 5 is prevented, and the normal operation of the sewage treatment reactor 2 is ensured.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (9)
1. The utility model provides an anti-siphon device for sewage treatment reactor, includes intake chamber (1) and sewage treatment reactor (2), its characterized in that:
the water inlet tank (1) is communicated with a water inlet (20) of the sewage treatment reactor (2) through a water inlet pipe (3); a water inlet pump (4) is arranged on the water inlet pipe (3);
one section of the water inlet pipe (3) which is close to the sewage treatment reactor (2) is provided with an anti-siphon vent pipe (5) which is used for communicating the inside of the water inlet pipe (3) with the atmosphere.
2. The anti-siphon device for sewage treatment reactor according to claim 1, characterized in that:
the anti-siphon vent pipe (5) is positioned above the sewage treatment reactor (2).
3. The anti-siphon device for sewage treatment reactor according to claim 1, characterized in that:
the anti-siphon vent pipe (5) is an L-shaped pipe;
the anti-siphon vent pipe (5) is arranged vertically upwards at one end communicated with the atmosphere.
4. The anti-siphon device for sewage treatment reactor according to claim 1, characterized in that:
the top of the sewage treatment reactor (2) is provided with a pipeline room (21) communicated with the inside of the sewage treatment reactor (2);
one end of the anti-siphon vent pipe (5) communicated with the atmosphere extends into the pipeline room (21).
5. The anti-siphon device for sewage treatment reactor according to claim 1, characterized in that:
the water inlet pipe (3) comprises an ascending pipe section (31) and a descending pipe section (32);
the water inlet (20) is arranged at the top of the sewage treatment reactor (2);
the lower end of the descending pipe section (32) extends into the water inlet (20), the upper end of the descending pipe section (32) is communicated with one end of the ascending pipe section (31), and the other end of the ascending pipe section (31) is communicated with the water inlet pool (1);
the water inlet pump (4) is arranged on the ascending pipe section (31);
the anti-siphon vent pipe (5) is arranged on the descending pipe section (32).
6. An anti-siphon device for sewage treatment reactor according to claim 5, characterized in that:
the upper end of the descending pipe section (32) is communicated with one end of the ascending pipe section (31) through an elbow (6).
7. An anti-siphon device for sewage treatment reactor according to claim 6, characterized in that:
the horizontal position of the joint of the anti-siphon breather pipe (5) and the descending pipe section (32) is lower than that of the elbow (6).
8. The anti-siphon device for sewage treatment reactor according to claim 1, characterized in that:
the top of the sewage treatment reactor (2) is provided with an overflow port (22);
the overflow port (22) is communicated with the water inlet pool (1) through an overflow pipe (7).
9. An anti-siphon device for sewage treatment reactor according to claim 8, characterized in that:
the lowest point of the anti-siphon vent pipe (5) is positioned at a horizontal position higher than that of the overflow port (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920499084.6U CN209957406U (en) | 2019-04-12 | 2019-04-12 | Anti-siphon device for sewage treatment reactor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920499084.6U CN209957406U (en) | 2019-04-12 | 2019-04-12 | Anti-siphon device for sewage treatment reactor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209957406U true CN209957406U (en) | 2020-01-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920499084.6U Active CN209957406U (en) | 2019-04-12 | 2019-04-12 | Anti-siphon device for sewage treatment reactor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209957406U (en) |
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2019
- 2019-04-12 CN CN201920499084.6U patent/CN209957406U/en active Active
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