1. The utility model provides an integrative box sewage solid-liquid separator, includes the box, its characterized in that: the box body is provided with a first mixing tank, a second mixing tank and a filtering tank which are arranged on the upper layer, and a first sedimentation tank and a second sedimentation tank which are arranged on the lower layer, wherein a first stirrer used for stirring sludge in the first mixing tank to separate the sludge from liquid is arranged in the first mixing tank, a sludge outlet communicated with the second mixing tank is arranged on the upper side of the first mixing tank, a second stirrer used for stirring the sludge in the second mixing tank to separate the sludge from the liquid is arranged in the second mixing tank, and the second stirring tank is communicated with the first sedimentation tank through a sewage disposal pipeline;

first sedimentation tank with all be provided with the V-arrangement precipitation tank in the second sedimentation tank, first sedimentation tank with be provided with first fluidized bed packing layer between the second sedimentation tank, the second sedimentation tank right side is provided with the second fluidized bed packing layer the right side of second fluidized bed packing layer is provided with the reservoir chamber that is used for the clear water after the storage is handled, the drain has been seted up to the bottom of V-arrangement precipitation tank, second sedimentation tank top and filtering ponds intercommunication, the right side of filtering ponds with the reservoir chamber intercommunication, the drain is connected with the mud collecting pit.

2. The integrated box-type sewage solid-liquid separator according to claim 1 wherein: the sludge collecting tank is arranged on the right side of the water storage cavity and is provided with a sludge collecting opening communicated with the sewage draining outlet, and a pneumatic sewage draining valve is connected to a pipeline between the sludge collecting opening and the sewage draining outlet.

3. The integrated box-type sewage solid-liquid separator according to claim 1 wherein: and a sewage overflow port for discharging redundant liquid in the sludge collection tank is formed in the side surface of the sludge collection tank.

4. The integrated box-type sewage solid-liquid separator according to claim 1 wherein: and a liquid inlet stirring port for discharging liquid to disturb sludge in the V-shaped settling tank is formed in one side of the V-shaped settling tank.

5. The integrated box-type sewage solid-liquid separator according to claim 4 wherein: exhaust gas is seted up in one side of V-arrangement precipitation tank and is stirred the mouth in order to carry out the admission of disturbance to the mud in the V-arrangement precipitation tank, the admission is stirred the mouth and is seted up with the inlet liquid stirs the relative one side of mouth.

6. The integrated box-type sewage solid-liquid separator according to claim 1 wherein: and a water outlet for discharging clean water is formed in the water storage cavity.

7. The integrated box-type sewage solid-liquid separator according to claim 1 wherein: the filtering tank is an inclined tube sedimentation tank, and a filter screen is arranged on the right side of the inclined tube sedimentation tank.

8. The integrated box-type sewage solid-liquid separator according to claim 1 wherein: the dirt dredging pipeline is a U-shaped pipeline or a C-shaped pipeline with an opening at the left side.

9. A sludge separation method for an integrated box type sewage solid-liquid separator according to any one of claims 1 to 8, comprising the steps of:

leading sewage to be treated into a first mixing tank;

stirring the sewage through the first mixing tank, and conveying the stirred sewage to the second mixing tank through a sludge outlet;

further stirring the sewage by the second mixing tank, and conveying the sewage to the first sedimentation tank through a sewage dredging pipeline while stirring;

performing primary sedimentation on sludge in the sewage through a first sedimentation tank, and enabling the residual sewage to pass through a first fluidized bed filler layer and enter a second sedimentation tank;

and conveying the sewage precipitated by the second sedimentation tank into a filtering tank, further intercepting and filtering sludge in the sewage by the inclined tube sedimentation tank and a filter screen connected to the right side of the inclined tube sedimentation tank, and conveying the clear water generated by treatment into the water storage cavity through the filter screen.

10. The sludge separation method of claim 9, further comprising the steps of:

conveying the sludge in the first sedimentation tank and the second sedimentation tank to a sludge collection tank;

when the liquid level in the sludge collection tank is higher, the excess liquid is discharged through the overflow port.

Background

Sewage treatment refers to a process of purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage, and is widely applied to various fields such as buildings, agriculture, traffic, energy, petrifaction, environmental protection, urban landscape, medical treatment, catering and the like, and the sewage treatment also increasingly enters the daily life of common people.

Before present sewage treatment, can carry out filtration treatment to sewage, filter the solid waste wherein, but there is the structure complicacy in the filtration of present sewage treatment's solid waste, and the space occupies the big condition, so the environmental protection sewage solid-liquid separation equipment that can be to sewage solid-liquid separation's simple structure is now urgently needed.

Disclosure of Invention

In order to overcome at least part of defects in the prior art, the embodiment of the invention provides an integrated box type sewage solid-liquid separator which is simple in structure, convenient to use and low in space occupancy rate.

The embodiment of the application discloses: an integrated box type sewage solid-liquid separator comprises a box body, wherein the box body is provided with a first mixing tank, a second mixing tank and a filtering tank which are arranged on the upper layer, and a first sedimentation tank and a second sedimentation tank which are arranged on the lower layer, a first stirrer for stirring sludge in the first mixing tank to separate the sludge from liquid is arranged in the first mixing tank, a sludge outlet communicated with the second mixing tank is formed in the upper side of the first mixing tank, a second stirrer for stirring the sludge in the second mixing tank to separate the sludge from the liquid is arranged in the second mixing tank, and the second stirring tank is communicated with the first sedimentation tank through a sewage dredging pipeline;

first sedimentation tank with all be provided with the V-arrangement precipitation tank in the second sedimentation tank, first sedimentation tank with be provided with first fluidized bed packing layer between the second sedimentation tank, the second sedimentation tank right side is provided with the second fluidized bed packing layer the right side of second fluidized bed packing layer is provided with the reservoir chamber that is used for the clear water after the storage is handled, the drain has been seted up to the bottom of V-arrangement precipitation tank, second sedimentation tank top and filtering ponds intercommunication, the right side of filtering ponds with the reservoir chamber intercommunication, the drain is connected with the mud collecting pit.

Further, the sludge collecting tank is arranged on the right side of the water storage cavity and is provided with a sludge collecting opening communicated with the sewage draining outlet, and a pneumatic sewage draining valve is connected to a pipeline between the sludge collecting opening and the sewage draining outlet.

Furthermore, a sewage overflow port for discharging redundant liquid in the sludge collection tank is formed in the side surface of the sludge collection tank.

Furthermore, a liquid inlet stirring port for discharging liquid to disturb sludge in the V-shaped settling tank is formed in one side of the V-shaped settling tank.

Further, exhaust gas is seted up to one side of V-arrangement precipitation tank and is stirred the mouth with admitting air that carries out the disturbance to the mud in the V-arrangement precipitation tank, admit air and stir the mouth set up with one side that the mouth is stirred to the feed liquor is relative.

Furthermore, a water outlet for discharging clean water is formed in the water storage cavity.

Further, the filtering tank is an inclined tube sedimentation tank, and a filter screen is arranged on the right side of the inclined tube sedimentation tank.

Further, the dirt dredging pipeline is a U-shaped pipeline or a C-shaped pipeline with an opening at the left side.

The invention also relates to a sludge separation method, which is used for the integrated box type sewage solid-liquid separator and comprises the following steps:

leading sewage to be treated into a first mixing tank;

stirring the sewage through the first mixing tank, and conveying the stirred sewage to the second mixing tank through a sludge outlet;

further stirring the sewage by the second mixing tank, and conveying the sewage to the first sedimentation tank through a sewage dredging pipeline while stirring;

performing primary sedimentation on sludge in the sewage through a first sedimentation tank, and enabling the residual sewage to pass through a first fluidized bed filler layer and enter a second sedimentation tank;

and conveying the sewage precipitated by the second sedimentation tank into a filtering tank, further intercepting and filtering sludge in the sewage by the inclined tube sedimentation tank and a filter screen connected to the right side of the inclined tube sedimentation tank, and conveying the clear water generated by treatment into the water storage cavity through the filter screen.

Further, the method also comprises the following steps:

conveying the sludge in the first sedimentation tank and the second sedimentation tank to a sludge collection tank;

when the liquid level in the sludge collection tank is higher, the excess liquid is discharged through the overflow port.

The invention has the following beneficial effects: 1. the sewage is primarily treated by the first mixing tank and the second mixing tank, then the sludge in the sewage is precipitated by the first sedimentation tank and the second sedimentation tank, and then the sludge is filtered by the filter tank to separate the sludge in the sewage, so that compared with the prior art, the treatment steps can be simplified, the occupied space is reduced, and the problems of complex treatment device and complex treatment steps in the prior art are solved;

2. the sewage dredging pipeline is arranged in a C shape or a U shape, so that the flow of sewage can be smoother, the sewage dredging pipeline can be conveniently dredged, and the sewage conveying stability is improved;

3. through set up the V-arrangement precipitation tank in first sedimentation tank and second sedimentation tank, can be better collect mud, collect for the plane, easily clear up and dredge to be provided with the feed liquor in the V-arrangement precipitation tank and stir the mouth and mix the mouth with admitting air, can further prevent that mud from blockking up the drain, improve sewage treatment efficiency.

In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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.

FIG. 1 is a structural schematic diagram of an integrated box type sewage solid-liquid separator.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, an integrated box type sewage solid-liquid separator in a preferred embodiment of the present invention includes a tank 1, the tank 1 has a first mixing tank 2, a second mixing tank 3 and a filtering tank 4 disposed at an upper layer, and a first settling tank 5 and a second settling tank 6 disposed at a lower layer, a first stirrer 21 for stirring sludge in the first mixing tank to separate sludge from liquid is disposed in the first mixing tank 2, a sludge outlet 22 communicated with the second mixing tank 3 is disposed at an upper side of the first mixing tank 2, a second stirrer 31 for stirring sludge in the second mixing tank 3 to separate sludge from liquid is disposed in the second mixing tank 3, and the second stirring tank 4 is communicated with the first settling tank 5 through a sewage draining pipe 7;

first sedimentation tank 5 with all be provided with V-arrangement precipitation tank 8 in the second sedimentation tank 6, first sedimentation tank 5 with be provided with first fluidized bed packing layer 51 between the second sedimentation tank 6, 6 right sides of second sedimentation tank are provided with second fluidized bed packing layer 61 the right side of second fluidized bed packing layer 61 is provided with the reservoir chamber 9 that is used for the clear water after the storage processing, drain 81 has been seted up to the bottom of V-arrangement precipitation tank 8, 6 tops of second sedimentation tank and filtering ponds 4 intercommunication, filtering ponds 4 the right side with reservoir chamber 9 intercommunication, drain 81 is connected with sludge collecting tank 10.

In the above embodiment, the sludge collecting tank 10 is arranged on the right side of the water storage cavity 9, the sludge collecting tank 10 is provided with a sludge collecting port 101 communicated with the sewage draining port 81, and a pneumatic sewage draining valve 102 is connected on a pipeline between the sludge collecting port 101 and the sewage draining port 10.

In the above embodiment, the side surface of the sludge collecting tank 101 is provided with a sewage overflow port 103 for discharging the excessive liquid in the sludge collecting tank 10.

In the above embodiment, one side of the V-shaped settling tank 8 is opened with a liquid inlet stirring port 82 for discharging liquid to stir the sludge in the V-shaped settling tank 8. The other side of V-arrangement precipitation tank 8 has been seted up exhaust gas and has been carried out the stirring mouth 83 that admits air of disturbance with the mud in the V-arrangement precipitation tank 8, the stirring mouth 83 that admits air set up with the one side that the mouth 82 is stirred to the feed liquor. Through the setting of feed liquor stirring mouth 82 and intake air stirring mouth 83, can disturb the mud in V-arrangement precipitation tank 8, prevent that mud from blockking up drain 81.

In the above embodiment, in order to facilitate discharging the clean water in the water storage cavity 9, a water outlet 91 for discharging the clean water is formed on the water storage cavity 9.

In the above embodiment, the filtering tank 4 is an inclined tube sedimentation tank, and the right side of the inclined tube sedimentation tank is provided with the filter screen 41.

In the above embodiment, the dirt removing pipe 7 is a U-shaped pipe or a C-shaped pipe with an opening on the left side.

The invention also relates to a sludge separation method, which is used for the integrated box type sewage solid-liquid separator and comprises the following steps:

leading sewage to be treated into a first mixing tank 2;

stirring the sewage by a first stirrer 21 in the first mixing tank 2, and conveying the stirred sewage into a second mixing tank 3 through a sludge outlet;

further stirring the sewage by a second stirrer 31 in the second mixing tank 3, and conveying the sewage to the first sedimentation tank 5 through a sewage dredging pipeline 7 while stirring;

performing primary sedimentation on sludge in the sewage through a first sedimentation tank 5, and enabling the residual sewage to pass through a first fluidized bed filler layer 51 and enter a second sedimentation tank 6;

the sewage precipitated by the second sedimentation tank 6 is conveyed into the inclined tube sedimentation tank, the sludge in the sewage is further intercepted and filtered by the inclined tube sedimentation tank and a filter screen connected to the right side of the inclined tube sedimentation tank, and the clear water generated by treatment is conveyed into the water storage cavity through the filter screen.

In the above embodiment, the method further includes the steps of:

conveying the sludge in the first sedimentation tank 5 and the second sedimentation tank 6 to a sludge collection tank 10;

when the liquid level in the sludge collection tank 10 is high, the excess liquid is discharged through the overflow port 103.

The principle and the implementation mode of the invention are explained by applying specific embodiments in the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.