CN206328241U - A kind of sewage-treatment plant - Google Patents

Abstract

The utility model relates to sewage treatment technology, in particular to a sewage treatment device. The sewage treatment device of the present utility model includes a sewage treatment box, a filter bag, a filter element, a sedimentation inner box and a diversion funnel; the upper end of the sewage treatment box is provided with a water inlet connected to its interior, and the filter bag is detachably connected to the water inlet; the filter element is arranged obliquely Between the inner walls of the sewage treatment tank, there is a sewage discharge filter cavity, and the position corresponding to the lower end of the sewage discharge filter cavity on the sewage treatment tank is provided with a sewage outlet connected with the sewage discharge filter cavity; the upper end of the sedimentation inner box is opened and installed in the sewage treatment tank The upper and lower ends of the diversion funnel are open, the upper end is sealed and connected to the bottom of the filter element, and the lower end extends into it from the opening of the upper end of the sedimentation inner box; an overflow chamber is formed between the outer wall of the sedimentation inner box and the inner wall of the sewage treatment tank, and the sewage A drain port is provided on the treatment box at a position corresponding to the overflow chamber. Advantages: simple structure, easy to use, can effectively filter the sludge in the sewage.

Description

A sewage treatment device

technical field

The utility model relates to sewage treatment technology, in particular to a sewage treatment device.

Background technique

At present, with the improvement of people's life, there are more and more mechanized products, and the ensuing environmental pollution is becoming more and more serious; at present, industrial wastewater is often produced in mechanical production, and these industrial wastewater often contain a large amount of sludge and heavy metal solids Particles, the discharge of such industrial wastewater will cause more and more serious pollution to the human living environment, but the sludge treatment area and the filter device of the existing sewage treatment machine on the market are set separately, and the filter The sludge produced after the device filters the sewage needs to be treated again with a mud scraper or other devices, and the treatment is relatively complicated.

Utility model content

The technical problem to be solved by the utility model is to provide a sewage treatment device, which effectively overcomes the defects of the prior art.

The technical solution of the utility model for solving the above-mentioned technical problems is as follows: a sewage treatment device, including a sewage treatment tank, a filter bag, a filter element, a sedimentation inner box and a diversion funnel;

The upper end of the above-mentioned sewage treatment tank is provided with a water inlet connected to its interior, and the above-mentioned filter bag is arranged in the sewage treatment tank and is detachably connected to the above-mentioned water inlet;

The above-mentioned filter element is arranged obliquely between the inner walls of the above-mentioned sewage treatment tank, and there is a sewage discharge filter cavity inside, and the position corresponding to the lower end of the sewage discharge filter cavity on the above-mentioned sewage treatment tank is provided with a sewage outlet connected with the sewage discharge filter cavity;

The upper end of the above-mentioned sedimentation inner box is open, and is installed at the bottom of the above-mentioned sewage treatment tank. The upper and lower ends of the above-mentioned diversion funnel are both open, and its upper end is sealed with the bottom of the filter element, and its lower end is inserted into it from the opening of the upper end of the above-mentioned inner sedimentation box. ;

An overflow chamber is formed between the outer wall of the sedimentation inner box and the inner wall of the sewage treatment box, and a drain port is provided on the sewage treatment box corresponding to the overflow chamber.

The beneficial effect of the utility model is that the structure is simple, the use is convenient, and the sludge in the sewage can be effectively filtered.

On the basis of the above technical solutions, the utility model can also be improved as follows.

Further, it also includes a placement grid for supporting the above-mentioned filter bag, the above-mentioned placement grid is arranged in the above-mentioned sewage treatment tank, and the above-mentioned filter bag is placed on the above-mentioned placement grid.

The beneficial effect of adopting the above further solution is that it is convenient to support the filter bag, and avoid situations such as dropping of the filter bag during use.

Further, the above-mentioned filter element includes a first filter layer and a second filter layer arranged in parallel and spaced up and down, and the above-mentioned first filter layer is located above the second filter layer, and the distance between the first filter layer and the second filter layer and the inner wall of the sewage treatment tank The above-mentioned sewage discharge filter cavity is formed between them, and the upper end of the above-mentioned diversion funnel is sealed and connected with the above-mentioned second filter layer.

The beneficial effect of adopting the above-mentioned further solution is that through double-layer filtration, and objects such as sludge are discharged through the sewage discharge filter chamber, the filtration efficiency is better.

Further, the above-mentioned first filter layer and the second filter layer are arranged obliquely, and the above-mentioned sewage outlet is arranged on the side where the above-mentioned first filter layer and the second filter layer are inclined downward.

The beneficial effect of adopting the above further scheme is that objects such as silt can slide down in the sewage filter cavity under the gravity factor, which is beneficial to discharge objects such as silt.

Further, the above-mentioned first filter layer is a non-woven fabric layer, and the above-mentioned second filter layer is an ultrafiltration membrane layer.

The beneficial effect of adopting the above further scheme is that the filtering effect is better.

Further, the above-mentioned sewage treatment tank includes a lower box and an upper cover, the upper end of the lower box is open, the upper cover is detachably sealed and installed at the upper opening of the lower box, and the water inlet is arranged on the upper cover.

The beneficial effect of adopting the above-mentioned further scheme is that the design is reasonable, it is convenient to assemble and disassemble for combined use, and it is beneficial to clean the inside of the sewage treatment tank.

Further, it also includes a disinfectant supplier, the above-mentioned disinfectant supplier includes a liquid distribution tank and a liquid filling pump, a disinfectant inlet connected to the overflow chamber is provided on the above-mentioned sewage treatment tank corresponding to the overflow chamber, and the input end of the above-mentioned liquid filling pump and the output end are respectively connected to the liquid outlet end and the disinfectant liquid inlet of the above-mentioned liquid distribution tank.

The beneficial effect of adopting the above further solution is that the filtered liquid can be sterilized.

Further, the above-mentioned liquid distribution tank and the liquid filling pump are installed on the outer wall of the above-mentioned sewage treatment tank respectively through brackets.

The beneficial effect of adopting the above further solution is that it is convenient to assemble and disassemble.

Further, it also includes a liquid inlet funnel, the funnel opening at the lower end of the liquid inlet funnel communicates with the water inlet, and a mesh filter grid is provided at the funnel opening at the lower end of the liquid inlet funnel.

The beneficial effect of adopting the above further solution is that large particles of impurities in the sewage can be filtered out through the filter grid.

Description of drawings

Fig. 1 is a schematic cross-sectional structure diagram of a sewage treatment device of the present invention.

In the accompanying drawings, the list of parts represented by each label is as follows:

1. Sewage treatment tank, 2. Filter bag, 3. Filter element, 4. Sedimentary inner box, 5. Diversion funnel, 6. Placement grid, 7. Disinfectant supplier, 8. Liquid inlet funnel, 11. Water inlet , 12, sewage outlet, 13, overflow chamber, 14, drain outlet, 15, lower box, 16, upper cover, 17, disinfectant inlet, 31, sewage filter chamber, 32, first filter layer, 33, second Filter layer, 71, liquid distribution tank, 72, liquid filling pump, 81, filter grid.

detailed description

The principles and features of the present utility model are described below in conjunction with the accompanying drawings, and the examples given are only used to explain the utility model, and are not used to limit the scope of the utility model.

Embodiment: As shown in Figure 1, the sewage treatment device of the present embodiment comprises a sewage treatment tank 1, a filter bag 2, a filter element 3, a deposition inner box 4 and a diversion funnel 5;

The upper end of the above-mentioned sewage treatment tank 1 is provided with a water inlet 11 connected to its interior, the above-mentioned filter bag 2 is arranged in the sewage treatment tank 1, and is detachably connected to the above-mentioned water inlet 11, and the above-mentioned filter bag 2 is made of non-woven material;

The above-mentioned filter element 3 is arranged obliquely between the inner walls of the above-mentioned sewage treatment tank 1, and there is a sewage discharge filter cavity 31 inside, and the position corresponding to the lower end of the sewage discharge filter cavity 31 on the above-mentioned sewage treatment tank 1 is provided with a sewage discharge port 12 communicating with the sewage discharge filter cavity 31;

The upper end of the above-mentioned deposition inner box 4 is open, and is installed on the bottom of the above-mentioned sewage treatment tank 1. The upper and lower ends of the above-mentioned diversion funnel 5 are open, and its upper end is sealed with the bottom of the filter element 3, and its lower end is opened by the upper end of the above-mentioned deposition inner box 4. protrudes into it;

An overflow chamber 13 is formed between the outer wall of the deposition inner box 4 and the inner wall of the sewage treatment tank 1 , and a drain port 14 is provided on the sewage treatment tank 1 corresponding to the overflow chamber 13 .

During use, the sewage is added from the water inlet 11, and the impurities and some sludge are filtered out through the filter bag 2 for the first time. In the next step, the sewage filtered for the first time is filtered again through the filter element 3, and impurities such as sludge enter the sewage filter chamber 31. After that, it is discharged through the sewage outlet 12, and the filtered liquid enters the sedimentation inner box 4 through the diversion funnel 5 for deposition. When the filtered liquid is continuously added, the liquid on the upper layer of the sedimentation inner box 4 overflows into the overflow chamber 13, and finally It is discharged from the drain port 14. During the whole treatment process, the three steps of primary filtration-secondary filtration-sedimentation can effectively filter impurities such as sludge in the sewage.

Preferably, it also includes a placement grid 6 for supporting the above-mentioned filter bag 2, the above-mentioned placement grid 6 is arranged in the above-mentioned sewage treatment tank 1, and the above-mentioned filter bag 2 is placed on the above-mentioned placement grid 6, because the filter bag 2 is Flexible material, during use, sewage enters the filter bag, sludge is stored in the filter bag 2, and the liquid seeps out of the filter bag 2, making the filter bag 2 heavier and heavier. At this time, the filter bag can be adjusted by placing the grid 6 2 Load bearing to prevent it from falling.

Preferably, the above-mentioned filter element 3 includes a first filter layer 32 and a second filter layer 33 arranged in parallel and spaced up and down, and the above-mentioned first filter layer 32 is located above the second filter layer 33, and the above-mentioned first filter layer 32 and the second filter layer The above-mentioned sewage filter chamber 31 is formed between the layer 33 and the inner wall of the sewage treatment tank 1, and the upper end of the above-mentioned diversion funnel 5 is sealed and connected with the above-mentioned second filter layer 33, and the sewage filtered by the filter bag 2 is firstly filtered by the first filter layer 32 , and then filtered by the second filter layer 33, most of the impurities and other objects are accumulated in the sewage filter chamber 31, and finally discharged by the sewage outlet 12, where through secondary filtration, the filtering effect is better.

Preferably, the above-mentioned first filter layer 32 and the second filter layer 33 are all inclined, and the above-mentioned sewage outlet 12 is arranged on the downwardly inclined side of the above-mentioned first filter layer 32 and the second filter layer 33, so as to facilitate the sewage discharge filter chamber 31 The sludge and other impurities inside are diverted so that it can flow to the sewage outlet 12 under the influence of gravity, which is beneficial to the discharge of sludge and other impurities.

Preferably, the above-mentioned first filter layer 32 is a non-woven fabric layer, and the above-mentioned second filter layer 33 is an ultrafiltration membrane layer, and the non-woven fabric layer can filter large particles of impurities, and can come over and eat part of the sludge at the same time. The membrane layer can filter impurities such as heavy metals, so that the harmful impurities in the filtered water body are greatly reduced.

Preferably, the sewage treatment tank 1 includes a lower box 15 and an upper cover 16, the upper end of the lower box 15 is open, the upper cover 16 is detachably sealed and mounted on the upper opening of the lower box 15, and the water inlet 11 is set On the above-mentioned upper cover 16, it is convenient to open the upper cover 16 to clean the inside of the lower box body 15, and the design is reasonable.

In some embodiments, it also includes a disinfectant solution supplier 7, the above-mentioned disinfectant solution supplier 7 includes a liquid distribution tank 71 and a liquid filling pump 72, and the position corresponding to the above-mentioned overflow room 13 on the above-mentioned sewage treatment tank 1 is provided with a communication overflow room 13 The disinfectant solution inlet 17, the input end and the output end of the above-mentioned liquid filling pump 72 are respectively connected to the liquid outlet of the above-mentioned liquid distribution tank 71 and the disinfectant solution inlet 17, and the disinfectant solution or other treatment liquid agents can be proportioned in the liquid distribution tank 71. After that, the liquid feeding pump 72 is added to the overflow chamber from the disinfectant inlet 17, and the filtered water is disinfected or otherwise treated, so that the environmental protection performance of the finally discharged water is greatly improved.

Preferably, the above-mentioned liquid distribution tank 71 and liquid filling pump 72 are respectively installed on the outer wall of the above-mentioned sewage treatment tank 1 through brackets, which is convenient for disassembly and assembly, and makes the whole device compact in structure.

Preferably, a liquid inlet funnel 8 is also included, the funnel mouth at the lower end of the liquid inlet funnel 8 communicates with the water inlet 11, and a mesh filter grid 81 is provided at the funnel mouth at the lower end of the liquid inlet funnel 8, through which the liquid inlet funnel 8 The diversion is beneficial to the addition of sewage, and at the same time, the large particles of impurities can be filtered out first when the sewage enters the interior of the lower box 15 through the filter grid 81 .

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the present utility model. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present utility model shall be included in this utility model. within the scope of protection of utility models.

Claims (9)

1. a kind of sewage-treatment plant, it is characterised in that：Including case in waste water treatment box (1), filter bag (2), filter core (3), deposition And water conservancy diversion funnel (5) (4)；

Waste water treatment box (1) upper end is communicated with its internal water inlet (11), and the filter bag (2) is arranged on sewage disposal In case (1), and removably connect the water inlet (11)；

The filter core (3) is inclined between the waste water treatment box (1) inwall, and it is interior with blowdown filter chamber (31), described The position of correspondence blowdown filter chamber (31) lower end is provided with the sewage draining exit (12) connected with blowdown filter chamber (31) on waste water treatment box (1)；

Case (4) upper end open in the deposition, and the bottom in the waste water treatment box (1), the water conservancy diversion funnel (5) Upper and lower end is open, and its upper end is connected with filter core (3) sealed bottom, and its lower end is stretched by case (4) upper end open in the deposition Enter in it；

Overflow chamber (13), the waste water treatment box are formed in the deposition between case (4) outer wall and waste water treatment box (1) inwall (1) position of the correspondence overflow chamber (13) is provided with discharge outlet (14) on.

2. a kind of sewage-treatment plant according to claim 1, it is characterised in that：Also include being used to support the filter bag (2) placement grid (6), the placement grid (6) is arranged in the waste water treatment box (1), and the filter bag (2) is placed on institute State on placement grid (6).

3. a kind of sewage-treatment plant according to claim 2, it is characterised in that：The filter core (3) include it is parallel and on Under spaced first filtering layer (32) and the second filtering layer (33), and first filtering layer (32) be located at the second filtering layer (33) on Side, forms the blowdown filter chamber (31) between first filtering layer (32) and the second filtering layer (33) and waste water treatment box (1) inwall, Water conservancy diversion funnel (5) upper end is tightly connected with second filtering layer (33).

4. a kind of sewage-treatment plant according to claim 3, it is characterised in that：First filtering layer (32) and the second filter Layer (33) is obliquely installed, and the sewage draining exit (12) is arranged on first filtering layer (32) and the second filtering layer (33) is downward-sloping Side.

5. a kind of sewage-treatment plant according to claim 4, it is characterised in that：First filtering layer (32) is non-woven fabrics Layer, second filtering layer (33) is ultrafiltration film layer.

6. a kind of sewage-treatment plant according to any one of claim 1 to 5, it is characterised in that：The waste water treatment box (1) lower box (15) and upper lid (16) are included, lower box (15) upper end open, the upper lid (16) removably seals peace At the lower box (15) upper end open, the water inlet (11) is arranged on the upper lid (16).

7. a kind of sewage-treatment plant according to any one of claim 1 to 5, it is characterised in that：Also include thimerosal to supply Device (7) is given, the thimerosal feeder (7) includes correspondence on dispensing box (71) and fluid filling pump (72), the waste water treatment box (1) The position of the overflow chamber (13) is communicated with the thimerosal entrance (17) of overflow chamber (13), fluid filling pump (72) input and Output end connects the outlet end and thimerosal entrance (17) of the dispensing box (71) respectively.

8. a kind of sewage-treatment plant according to claim 7, it is characterised in that：The dispensing box (71) and fluid filling pump (72) it is arranged on respectively by support on the waste water treatment box (1) outer wall.

9. a kind of sewage-treatment plant according to any one of claim 1 to 5, it is characterised in that：Also include feed liquor funnel (8), feed liquor funnel (8) the lower end bell mouth is connected with the water inlet (11), and the feed liquor funnel (8) lower end bell mouth Place is provided with netted filtering grid (81).