CN210543779U - Hydraulic separator - Google Patents

Abstract

The utility model relates to a sewage treatment technical field especially relates to a hydraulic separator. This hydroseparator includes silt particle separating mechanism, interception filtering mechanism and siphon drainage mechanism, silt particle separating mechanism includes silt particle separation chamber, interception filtering mechanism includes filter tank and grid filter disc, the grid filter disc set up in the upper end opening part of filter tank, siphon drainage mechanism includes intermittent type formula outlet trough, siphon and outlet pipe, intermittent type formula outlet trough with the filter tank is linked together, the first end of siphon with intermittent type formula outlet trough is linked together, the second end of siphon with the outlet pipe is linked together. The utility model provides a hydrocyclone, have compact structure, area is little, sewage treatment is efficient, sewage treatment is effectual advantage, can be applicable to the confluence system pipeline, effectively avoid the sewage plant to receive the quality of water of intaking that the torrential rain influences.

Description

Hydraulic separator

Technical Field

The utility model relates to a sewage treatment technical field especially relates to a hydraulic separator.

Background

At present, the pollution of domestic rainfall flood is serious, especially, the combined system pipeline, and the drainage all gets into sewage treatment plant in dry season, in case the rainfall, rain sewage mixed flow not only makes sewage plant load increase, simultaneously because the dilution effect of rainwater for sewage treatment plant's sewage treatment effect worsens. When sewage treatment plants are difficult to accept strong rainstorm, rain sewage overflows to cause burden to river channels. However, the reconstruction of the pipe network system is difficult to implement for many old cities, and the traditional sewage interception mode is difficult to achieve effective treatment effect.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a hydraulic separator solves the rain sewage treatment inefficiency of current sewage factory, the poor problem of treatment effect.

(II) technical scheme

In order to solve the technical problem, the utility model provides a hydraulic separator, which comprises a silt separating mechanism, an intercepting and filtering mechanism and a siphon drainage mechanism, wherein the silt separating mechanism comprises a silt separating cavity; the intercepting and filtering mechanism comprises a filtering tank and a grating filtering disc, the filtering tank is arranged in the mud-sand separation cavity, and the grating filtering disc is arranged at an opening at the upper end of the filtering tank; the siphon drainage mechanism comprises an intermittent water outlet tank, a siphon pipe and a water outlet pipe, wherein the intermittent water outlet tank is communicated with the filter tank, the first end of the siphon pipe is communicated with the intermittent water outlet tank, and the second end of the siphon pipe is communicated with the water outlet pipe.

Furthermore, the silt separation mechanism still includes the draft tube, the draft tube sets up inside the silt separation chamber, the upper end of draft tube with the filter tank bottom links to each other, the lower extreme of draft tube with the bottom plate in silt separation chamber links to each other.

Specifically, the draft tube includes from last first straight section of thick bamboo portion, the straight section of thick bamboo portion of toper section of thick bamboo and the straight section of thick bamboo of second that connects gradually extremely down, the diameter of the straight section of thick bamboo portion of toper section of thick bamboo is from last to the crescent, the maximum diameter of the straight section of thick bamboo portion of toper section of thick bamboo is greater than the diameter of the straight section of thick bamboo portion of second, the diameter of the straight section of thick bamboo portion of second is greater than.

Furthermore, the side wall of the sand-mud separation cavity is provided with a water inlet, the top of the sand-mud separation cavity is provided with an access hole, and the bottom of the sand-mud separation cavity is provided with a solid particle collecting region.

Further, the silt separating mechanism also comprises a drain pipe which is communicated with the solid particle collecting area; and a first flow limiting valve is arranged on the drain pipe.

Furthermore, the intercepting and filtering mechanism also comprises a floater discharging pipe, one end of the floater discharging pipe is connected with the grating filter disc, and the other end of the floater discharging pipe penetrates through the bottom plate of the sand-mud separation cavity; and a second flow limiting valve is arranged on the floater discharging pipe.

Specifically, the grating filter disc is of a conical funnel structure with a large upper part and a small lower part, an inlet at the upper end of the grating filter disc is connected with an opening at the upper end of the filter tank, and an outlet at the lower end of the grating filter disc is connected with the floater discharge pipe.

Further, siphon drainage mechanism still includes the air hose, the first end of air hose with intermittent type formula goes out the groove and is linked together, the second end of air hose with the siphon is linked together.

Specifically, the first end of the air tube is disposed at a higher position than the first end of the siphon tube.

Specifically, the filter tank is arranged on the upper portion of the mud-sand separation cavity, and the filter tank is connected with the mud-sand separation cavity through a mounting piece.

(III) advantageous effects

The above technical scheme of the utility model has following advantage:

the utility model provides a hydraulic separator, sewage enter into silt particle separation chamber, along with the silt particle in the rising sewage of water level obtains deposiing in silt particle separation chamber, when the water level surpassed the upper end open position of filter-tank, carries out floater filtration treatment through the grid filter disc through the sewage of deposiing, then through depositing, during the sewage after the filtration treatment enters into the filter-tank, then carries out intermittent type formula through siphon drainage mechanism and discharges. Because the water discharged by the siphon drainage mechanism is relatively clean water after precipitation and filtration treatment, the water can be directly discharged into a river. The sewage containing silt and floating materials separated by the hydraulic separator is concentrated sewage and needs to be connected to a sewage treatment plant for further treatment.

The utility model provides a hydrocyclone can realize high-efficient interception and separation treatment to rain sewage, carries out the processing of making a river of comparatively clean water that separates, inserts sewage treatment plant with the concentrated sewage of separating and handles to the sewage water yield that gets into sewage treatment plant that has significantly reduced has improved the sewage concentration who gets into sewage treatment plant simultaneously. The utility model provides a hydrocyclone, have compact structure, area is little, sewage treatment is efficient, sewage treatment is effectual advantage, can be applicable to the confluence system pipeline, effectively avoid the sewage plant to receive the quality of water of intaking that the torrential rain influences.

Drawings

FIG. 1 is a top view of a hydrodynamic separator according to an embodiment of the present invention;

3 fig. 3 2 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 a 3- 3 a 3 of 3 fig. 3 1 3 of 3 a 3 hydrodynamic 3 separator 3 according 3 to 3 an 3 embodiment 3 of 3 the 3 present 3 invention 3. 3

In the figure: 1: a mud-sand separation chamber; 2: a filter tank; 3: a grating filter disc; 4: an intermittent water outlet groove; 5: a siphon tube; 6: a water outlet pipe; 7: a mounting member; 8: a draft tube; 801: a first straight tube section; 802: a tapered barrel portion; 803: a second straight tube portion; 9: a water inlet; 10: an access hole; 11: a solid particle collection zone; 12: a drain pipe; 13: a first flow limiting valve; 14: a floater discharging pipe; 15: a second flow limiting valve; 16: an air tube.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1-2, an embodiment of the present invention provides a hydraulic separator, which includes a silt separating mechanism, an intercepting filter mechanism and a siphon drainage mechanism.

Mud-sand separating mechanism includes mud-sand separation chamber 1, can carry out the precipitation treatment to fixed particulate matters such as mud-sand in the sewage through mud-sand separation chamber 1.

The intercepting and filtering mechanism comprises a filter tank 2 and a grating filter disc 3, the filter tank 2 is arranged inside the mud-sand separation chamber 1, and the grating filter disc 3 is connected to an opening at the upper end of the filter tank 2. The sewage in the mud-sand separating chamber 1 can enter the filter tank 2 along with the rising of the water level, and the floating objects in the sewage are filtered by the grating filter disc 3.

The siphon drainage mechanism comprises an intermittent water outlet tank 4, a siphon 5 and a water outlet pipe 6, wherein the intermittent water outlet tank 4 is communicated with the filter tank 2, the first end of the siphon 5 is communicated with the intermittent water outlet tank 4, and the second end of the siphon 5 is communicated with the water outlet pipe 6. The water in the filter tank 2 can flow into the intermittent water outlet tank 4, and the water in the intermittent water outlet tank 4 can enter the water outlet pipe 6 through the siphon pipe 5 and then is discharged through the water outlet pipe 6.

When the water level exceeds the upper end opening position of the filter tank 2, the settled sewage is subjected to floater filtering treatment through the grating filter disc 3, then the settled and filtered sewage enters the filter tank 2, the sewage in the filter tank 2 flows into the intermittent water outlet tank 4, and then the sewage in the intermittent water outlet tank 4 is subjected to intermittent siphon discharge through the siphon pipe 5 and is discharged to the outside of the hydraulic separator through the water outlet pipe 6.

Because the water discharged from the water outlet pipe 6 is relatively clean water after sedimentation and filtration treatment, the water can be directly discharged into a river. The sewage containing silt and floating materials separated by the hydraulic separator is concentrated sewage and needs to be connected to a sewage treatment plant for further treatment.

The embodiment of the utility model provides a hydrocyclone, can realize high-efficient interception and separation treatment to rain sewage, the sewage water yield that has got into sewage treatment plant that has significantly reduced has improved the sewage concentration who gets into sewage treatment plant simultaneously.

The embodiment of the utility model provides a hydrocyclone, have compact structure, area is little, sewage treatment is efficient, the effectual advantage of sewage treatment, can be applicable to the confluence system pipeline, effectively avoid the sewage plant to receive the quality of water of intaking that the torrential rain influences.

Specifically, the filter tank 2 is arranged at the upper part of the silt separating chamber 1, so that the sewage in the silt separating chamber 1 can be fully precipitated and then enters the filter tank 2.

Particularly, the filter tank 2 is connected with the sand-mud separating cavity 1 through the mounting piece 7, so that the filter tank 2 and the sand-mud separating cavity 1 are fixedly mounted.

Further, the silt separating mechanism further comprises a guide shell 8, the guide shell 8 is arranged inside the silt separating chamber 1, the upper end of the guide shell 8 is connected with the bottom of the filter tank 2, and the lower end of the guide shell 8 is connected with the bottom plate of the silt separating chamber 1.

Through setting up draft tube 8, can play the water conservancy diversion effect to the sewage that enters into 1 inside of silt particle separating chamber, and then make sewage form the whirl in 1 inside of silt particle separating chamber, make the great fixed particulate matter of silt particle isopycnic in the sewage deposit in 1 bottom of silt particle separating chamber, and then improve the separation treatment effect to fixed particulate matter such as silt particle in the sewage.

Specifically, the guide cylinder 8 includes a first straight cylinder portion 801, a tapered cylinder portion 802, and a second straight cylinder portion 803 connected in this order from top to bottom. The diameter of the tapered cylinder part 802 gradually increases from top to bottom, the maximum diameter of the tapered cylinder part 802 is larger than the diameter of the second straight cylinder part 803, and the diameter of the second straight cylinder part 803 is larger than the diameter of the first straight cylinder part 801. This kind of structural style of draft tube 8 can make sewage produce better whirl effect in silt separation chamber 1, and then makes the solid particle thing in the sewage obtain the separation processing that deposits better.

Specifically, a water inlet 9 is provided on the side wall of the sand-mud separating chamber 1, so that the sewage enters the sand-mud separating chamber 1 from the water inlet 9 on the side wall of the sand-mud separating chamber 1.

Wherein, the top of silt particle separating chamber 1 is equipped with access hole 10, is convenient for realize the inside observation and the maintenance of silt particle separating chamber 1.

Wherein, the bottom of silt separation chamber 1 is equipped with solid particle collecting region 11, and inside sewage entered silt separation chamber 1 from water inlet 9, the concentrated sewage that contains solid particle through the precipitation separation can gather in solid particle collecting region 11 and stay, is convenient for carry out centralized processing.

Further, the silt separating mechanism further includes a drain pipe 12, and the drain pipe 12 is communicated with the solid particle collecting region 11, so that the concentrated sewage staying in the solid particle collecting region 11 can be discharged through the drain pipe 12.

Wherein, the drain pipe 12 is provided with a first flow limiting valve 13, and the drainage working state of the drain pipe 12 is conveniently controlled through the first flow limiting valve 13.

Further, the intercepting and filtering mechanism further comprises a floater discharging pipe 14, one end of the floater discharging pipe 14 is connected with the grating filter disc 3, and the other end of the floater discharging pipe 14 penetrates through the bottom plate of the sand-mud separating cavity 1 and extends out of the sand-mud separating cavity 1. The flotage intercepted and filtered by the grill filter disks 3 can be discharged to the outside of the mud-sand separating chamber 1 through the flotage discharging pipe 14.

Wherein, the floater discharging pipe 14 is provided with a second flow limiting valve 15, and the discharging working state of the floater discharging pipe 14 is conveniently controlled through the second flow limiting valve 15.

Specifically, the grating filter disc 3 is in a conical funnel structure with a large upper part and a small lower part, an upper inlet of the grating filter disc 3 is connected with an upper opening of the filter tank 2, and a lower outlet of the grating filter disc 3 is connected with a floater discharge pipe 14. The grating filter disc 3 is arranged in a cone-shaped funnel structure, so that the filtered floaters can be conveniently collected in a centralized manner, and then the collected floaters are discharged to the outside of the sand-mud separation cavity 1 through the floaters discharge pipe 14.

Further, the siphon water draining mechanism further comprises an air pipe 16, a first end of the air pipe 16 is communicated with the intermittent water outlet tank 4, and a second end of the air pipe 16 is communicated with the siphon pipe 5. By providing the air pipe 16, intermittent drainage control of the siphon tube 5 is facilitated.

Wherein, the first end setting position of the air pipe 16 is higher than the first end setting position of the siphon pipe 5, and the first end setting position of the air pipe 16 is lower than the highest position of the siphon pipe 5.

In particular, the sand-mud separating chamber 1 can be made of glass fiber reinforced plastic, pottery clay or concrete. The sand-mud separating cavity 1 can be made of metal materials according to the type of sewage.

The embodiment of the utility model provides a hydraulic separator's theory of operation as follows:

inside rain sewage got into silt particle separation chamber 1 through water inlet 9, along with the water level in the increase silt particle separation chamber 1 of rivers risees gradually, at the in-process that the water level risees, rivers rise at the water conservancy diversion of draft tube 8 effect lower whirl, and the rivers velocity of flow of upwards whirl is less than the rivers velocity of flow that water inlet 9 flowed in downwards to solid particle thing such as silt particle in making the sewage obtains fully settling and gathering to solid particle collecting region 11. The water flow after the precipitation continues to rise, and when the water level exceeds the upper end opening position of the filter tank 2, the water enters the filter tank 2, and the floating objects in the sewage are intercepted and collected by the grating filter disc 3, namely, the sewage entering the filter tank 2 is relatively clean water after the precipitation and filtration treatment. The water flow then continues to flow into the intermittent water outlet tank 4 communicated with the filter tank 2, when the water level in the intermittent water outlet tank 4 reaches the first end of the air pipe 16 and submerges the first end port of the air pipe 16, the siphon pipe 5 starts siphon drainage, so that the water in the intermittent water outlet tank 4 is drained to the water outlet pipe 6 through the siphon pipe 5 and finally is drained to the outside of the silt separation chamber 1 through the water outlet pipe 6. Due to the siphon drainage of the siphon 5, the water level in the sand-mud separation chamber 1 drops rapidly, so that the grille filter disc 3 generates a rotational flow, and the rotational flow caused by the drop of the liquid level will carry and roll the floating objects to the floating object discharge pipe 14, and then the floating objects are discharged to the outside of the sand-mud separation chamber 1 through the floating object discharge pipe 14. When the water level in the silt separating chamber 1 drops to cause the first end port of the air pipe 16 to leak out of the liquid level, the air pipe 16 is communicated with the atmosphere, so that the siphon action of the siphon tube 5 is broken, and the siphon tube 5 is not drained any more. When the sewage level entering the inside of the silt separation chamber 1 reaches the drainage level of the siphon 5 again, the siphon 5 performs siphon drainage again, and thus intermittent drainage of the siphon 5 is realized. In the process, the sewage is precipitated and then gathered in the solid particle collecting area 11 to form concentrated sewage, and the concentrated sewage is discharged out of the silt separation chamber 1 through the water discharge pipe 12.

The sewage discharged through the water outlet pipe 6 is relatively clean water after precipitation and filtration, and can be directly treated by river drainage. The sewage discharged through the drain pipe 12 and the floater discharging pipe 14 is concentrated sewage, and needs to be introduced into a sewage treatment apparatus or a sewage treatment plant for further treatment.

To sum up, the embodiment of the utility model provides a hydrocyclone, can realize high-efficient interception and separation processing to rain sewage to the comparatively clean water that will separate out carries out the processing of making a river, inserts sewage treatment plant with the concentrated sewage of separating out and handles, and then significantly reduced gets into sewage treatment plant's sewage yield, improved the sewage concentration who gets into sewage treatment plant simultaneously.

The utility model provides a hydrocyclone, have compact structure, area is little, sewage treatment is efficient, sewage treatment is effectual advantage, can be applicable to the confluence system pipeline, effectively avoid the sewage plant to receive the quality of water of intaking that the torrential rain influences.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

In the description of the present invention, unless otherwise specified, "a plurality" means one or more; "plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and therefore should not be construed as limiting the present invention.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. A hydrodynamic separator, characterized by: the device comprises a mud-sand separating mechanism, an intercepting and filtering mechanism and a siphon drainage mechanism, wherein the mud-sand separating mechanism comprises a mud-sand separating cavity; the intercepting and filtering mechanism comprises a filtering tank and a grating filtering disc, the filtering tank is arranged in the mud-sand separation cavity, and the grating filtering disc is arranged at an opening at the upper end of the filtering tank; the siphon drainage mechanism comprises an intermittent water outlet tank, a siphon pipe and a water outlet pipe, wherein the intermittent water outlet tank is communicated with the filter tank, the first end of the siphon pipe is communicated with the intermittent water outlet tank, and the second end of the siphon pipe is communicated with the water outlet pipe.

2. The hydraulic separator of claim 1, wherein: the mud-sand separation mechanism further comprises a guide shell, the guide shell is arranged inside the mud-sand separation cavity, the upper end of the guide shell is connected with the bottom of the filter tank, and the lower end of the guide shell is connected with the bottom plate of the mud-sand separation cavity.

3. The hydraulic separator of claim 2, wherein: the draft tube includes from last first straight section of thick bamboo portion, the straight section of thick bamboo portion of toper section of thick bamboo and the straight section of thick bamboo of second that connects gradually extremely down, the diameter of toper section of thick bamboo portion is from last to gradually increase extremely down, the maximum diameter of toper section of thick bamboo portion is greater than the diameter of the straight section of thick bamboo portion of second, the diameter of the straight section of thick bamboo portion of second is greater than the diameter of first straight section of thick bamboo portion.

4. The hydraulic separator of claim 1, wherein: the side wall of the mud-sand separation cavity is provided with a water inlet, the top of the mud-sand separation cavity is provided with an access hole, and the bottom of the mud-sand separation cavity is provided with a solid particle collecting region.

5. The hydraulic separator of claim 4, wherein: the mud-sand separation mechanism also comprises a drain pipe, and the drain pipe is communicated with the solid particle collecting area; and a first flow limiting valve is arranged on the drain pipe.

6. The hydraulic separator of claim 1, wherein: the intercepting and filtering mechanism further comprises a floater discharging pipe, one end of the floater discharging pipe is connected with the grating filter disc, and the other end of the floater discharging pipe penetrates through a bottom plate of the mud-sand separation cavity; and a second flow limiting valve is arranged on the floater discharging pipe.

7. The hydraulic separator of claim 6, wherein: the grid filter disc is of a conical funnel structure with a large upper part and a small lower part, an inlet at the upper end of the grid filter disc is connected with an opening at the upper end of the filter tank, and an outlet at the lower end of the grid filter disc is connected with the floater discharge pipe.

8. The hydraulic separator of claim 1, wherein: the siphon drainage mechanism further comprises an air pipe, the first end of the air pipe is communicated with the intermittent outlet groove, and the second end of the air pipe is communicated with the siphon pipe.

9. The hydraulic separator of claim 8, wherein: the first end of the air pipe is arranged at a position higher than that of the siphon pipe.

10. The hydraulic separator of claim 1, wherein: the filter tank is arranged on the upper part of the sand-mud separation cavity and is connected with the sand-mud separation cavity through a mounting part.

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