Sewage treatment device

Abstract

The utility model discloses a sewage treatment device which comprises a treatment box, a water inlet pipe is arranged on one side of the treatment box, a water outlet pipe is arranged on the other side of the treatment box, a plurality of medicament adding openings are formed in the upper end of the treatment box, and a first water baffle, a second water baffle, a third water baffle and a fourth water baffle are vertically fixed in the treatment box in sequence from right to left. A transverse water plate is fixed below the third water baffle, one end of the transverse water plate is fixedly connected with the second water baffle, a small vertical plate is vertically fixed at the other end of the transverse water plate, and filter holes are formed in the third water baffle and the transverse water plate; according to the sewage treatment device, the interior of the treatment box is divided into a plurality of partitions through the water baffles, and the upper end of the treatment box is provided with the medicament adding ports, so that medicaments can be added into the treatment box, layered sewage treatment of sewage is facilitated, the whole process and the partitions are reasonable, chemical treatment and physical filtration of the sewage can be synchronously performed, and the sewage treatment effect is relatively good.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment, in particular to a sewage treatment device. Background Art

[0002] In the sewage prevention and control industry, sewage treatment equipment is often used to treat sewage, and then the treated sewage is discharged to the outside to avoid water pollution and protect the environment.

[0003] Regarding the sewage treatment device, in the prior art, after searching, the utility model patent with the Chinese patent publication number CN217613167U discloses a centralized industrial sewage treatment and purification system, such as Figure 1 As shown, it mainly includes a treatment box a, one side of the treatment box a is provided with a water inlet pipe b, the other side is provided with a water outlet pipe, and a plurality of pull-out filter plates c are provided in the treatment box a, so that the sewage can be filtered.

[0004] In the actual implementation process of the sewage treatment device in the prior art similar to the above technical solution, it was found that there are areas that need to be improved: the sewage is only filtered and treated through the filter plate, the treatment method is relatively simple, and the sewage treatment effect needs to be improved. Utility Model Content

[0005] In view of the deficiencies and defects in the prior art, the purpose of this utility model is to provide a sewage treatment device that solves the problem that the sewage in the prior art sewage treatment device is only filtered and treated through a filter plate, the treatment method is relatively simple, and the sewage treatment effect needs to be improved.

[0006] The drainpipe extends outwardly from the drainpipe to the drainpipe, and the drainpipe extends outwardly from the drainpipe to the drainpipe.

[0007] As a further improvement of the present invention, an inclined plate that gradually tilts downward from left to right is fixed to the middle part of the right side of the first water baffle.

[0008] As a further improvement of the present invention, the area between the first water baffle and the right side wall of the treatment box is set as a sedimentation area, the area between the first water baffle and the second water baffle is set as a pretreatment area, the lower part of the horizontal water plate is set as a transition area, the area between the second water baffle and the third water baffle is set as a reaction area, the area between the third water baffle and the fourth water baffle is set as a post-processing area, and the left side of the fourth water baffle is set as a water outlet area.

[0009] As a further improvement of the present invention, the reagent addition port on the far right is connected to the post-processing area of ​​the processing box through a reflux pipe.

[0010] As a further improvement of the present invention, the rightmost reagent addition port is arranged above the pretreatment area.

[0011] As a further improvement of the present invention, at least one reagent addition port is provided above the reaction zone and above the post-processing zone.

[0012] As a further improvement of the present invention, the water outlet pipe is arranged at an upper position on the left side wall of the processing box.

[0013] Compared with the prior art, the present invention has the following advantages:

[0014] 1. By arranging a first water baffle, a second water baffle, a third water baffle, a fourth water baffle, a horizontal water plate and a small vertical plate in the treatment box, and a first flow port is provided between the upper side of the first water baffle and the top wall of the treatment box, a second flow port is provided between the second water baffle and the bottom of the treatment box, a fourth flow port is provided between the fourth water baffle and the bottom of the treatment box, a first filter hole is provided on the third water baffle, and a second filter hole is provided on the horizontal water plate, the treatment box can be divided into multiple treatment partitions, and by arranging multiple reagent addition ports on the upper end of the treatment box, reagents can be added to the treatment box, which facilitates the stratification of sewage. Sewage treatment, and the setting of the first water baffle, the right side of the first water baffle forms a preliminary sedimentation area, after the sewage enters the sewage treatment tank, it is first initially precipitated on the right side of the first water baffle, after the heavier impurities in the sewage sink to the bottom, the sewage fluid flows from the first flow port to the left, and can be pre-treated, after which the sewage enters the top of the horizontal water plate from the second filter hole on the horizontal water plate, the second filter hole can filter the sewage again, and then enter the top for chemical treatment again, and then flow from the first filter hole on the third water baffle to the left, and finally, out of the outlet pipe. The whole process is reasonably divided, the chemical treatment and physical filtration of sewage can be carried out simultaneously, and the sewage treatment effect is better.

[0015] 2. By fixing an inclined plate that gradually tilts downward from left to right in the middle of the right side of the first water baffle, impurities settled below can be prevented from flowing upward to a certain extent, thereby avoiding or reducing the possibility of impurities flowing from the first flow port to the left, and improving the effect of physical filtration removal.

[0016] 3. By setting the rightmost reagent addition port above the pretreatment zone, at least one reagent addition port is provided above the reaction zone and above the post-treatment zone, and liquid medicine, such as heavy metal precipitation reaction liquid, can be added through the reagent addition port above the pretreatment zone, so that the heavy metals in the sewage can be removed first. The setting of the transition zone also extends the reaction time of the pretreatment, and the precipitated heavy metals are filtered through the second filter hole; and at least one reagent addition port is provided above the reaction zone and above the post-treatment zone, so that different reagents can be added to the reaction zone and the post-treatment zone respectively, the organic hazardous components of the sewage can be removed in the reaction zone, and the pH value of the sewage can be adjusted in the post-treatment zone, or the reagent addition and distribution can be flexibly performed according to the finished product of the sewage, which is flexible to use.

[0017] 4. The rightmost reagent addition port is connected to the post-processing area of ​​the treatment box through a reflux pipe, so that the reagent in the rightmost reagent addition port can be refluxed, which is convenient for further post-processing and improves the sewage treatment effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be further described below with reference to the accompanying drawings:

[0019] Figure 1 It is a structural diagram of the prior art;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model;

[0021] Figure 3 This is a schematic cross-sectional view of the utility model;

[0022] In the figure: 1. Treatment box; 2. Water inlet pipe; 3. Water outlet pipe; 4. Chemical addition port; 5. First water baffle; 6. Second water baffle; 7. Third water baffle; 8. Fourth water baffle; 9. First flow port; 10. Second flow port; 11. Fourth flow port; 12. Horizontal water plate; 13. Small vertical plate; 14. First filter hole; 15. Second filter hole; 16. Inclined plate; 17. Sedimentation zone; 18. Pretreatment zone; 19. Transition zone; 20. Reaction zone; 21. Post-treatment zone; 22. Water outlet zone; 23. Reflux pipe. DETAILED DESCRIPTION

[0023] The following is combined with Figure 2-3The present invention will be described in further detail. For a clearer illustration, only the structures related to the present invention are shown in the figures.

[0024] For the convenience of description, the coordinate system is defined as follows Figure 2 As shown, the left-right direction is the horizontal direction, the front-back direction is the longitudinal direction, and the up-down direction is the vertical direction.

[0025] The present utility model discloses a sewage treatment device. Figure 2 and Figure 3 A sewage treatment device includes a treatment box 1, a water inlet pipe 2 is provided on one side of the treatment box 1, and a water outlet pipe 3 is provided on the other side. The water outlet pipe 3 is provided on the upper left side wall of the treatment box 1. A plurality of reagent adding ports 4 are provided on the upper end of the treatment box 1 from left to right. The water inlet pipe 2 is provided on the upper right end of the treatment box 1. A first water baffle 5, a second water baffle 6, a third water baffle 7 and a fourth water baffle 8 are vertically fixed in the treatment box 1 from right to left. The bottom of the first water baffle 5 is fixed to the bottom of the treatment box 1, and the upper side of the first water baffle 5 is fixed to the treatment box 1. 1, a first flow port 9 is provided between the top wall of the treatment box 1, the upper ends of the second water baffle 6, the third water baffle 7 and the fourth water baffle 8 are all fixed to the top wall of the treatment box 1, and a second flow port 10 is provided between the second water baffle 6 and the bottom of the treatment box 1, and a fourth flow port 11 is provided between the fourth water baffle 8 and the bottom of the treatment box 1. A horizontal water plate 12 is fixed below the third water baffle 7, one end of the horizontal water plate 12 is fixedly connected to the second water baffle 6, and a small vertical plate 13 is vertically fixed to the other end. A first filter hole 14 is provided on the third water baffle 7, and a second filter hole 15 is provided on the horizontal water plate 12. A sedimentation zone 17 is set between the first water baffle 5 and the right side wall of the treatment box 1, a pretreatment zone 18 is set between the first water baffle 5 and the second water baffle 6, a lower part of the horizontal water plate 12 is set as a transition zone 19, a reaction zone 20 is set between the second water baffle 6 and the third water baffle 7, a post-processing zone 21 is set between the third water baffle 7 and the fourth water baffle 8, and a water outlet zone 22 is set on the left side of the fourth water baffle 8.

[0026] In addition, the rightmost reagent addition port 4 is provided above the pretreatment zone 18 , and at least one reagent addition port 4 is provided above the reaction zone 20 and above the post-treatment zone 21 .

[0027] By setting the rightmost reagent addition port 4 above the pretreatment zone 18, at least one reagent addition port 4 is provided above the reaction zone 20 and above the post-treatment zone 21, and liquid medicine, such as heavy metal precipitation reaction liquid, can be added through the reagent addition port 4 above the pretreatment zone, so that the heavy metals in the sewage can be removed first. The setting of the transition zone 19 also extends the reaction time of the pretreatment, and the precipitated heavy metals are filtered through the second filter hole 15; and at least one reagent addition port 4 is provided above the reaction zone 20 and above the post-treatment zone 21, so that different reagents can be added to the reaction zone 20 and the post-treatment zone 21 respectively, and the organic hazardous components of the sewage can be removed in the reaction zone 20, and the pH value of the sewage can be adjusted in the post-treatment zone 21, or the reagent addition and distribution can be flexibly performed according to the finished product of the sewage, which is flexible to use.

[0028] In addition, the rightmost reagent addition port 4 is connected to the post-processing area 21 of the treatment box 1 through the reflux pipe 23. Therefore, the reagent in the rightmost reagent addition port 4 can be refluxed, which is convenient for further post-processing and improves the treatment effect of sewage.

[0029] In addition, if Figure 3 As shown, an inclined plate 16 is fixed to the middle right side of the first water baffle 5, which is gradually inclined downward from left to right. This can prevent impurities settled below from flowing upward to a certain extent, thereby avoiding or reducing the possibility of impurities flowing to the left from the first flow port 9, and improving the effect of physical filtration removal.

[0030] The utility model provides a first water baffle 5, a second water baffle 6, a third water baffle 7, a fourth water baffle 8, a horizontal water plate 12 and a small vertical plate 13 in the treatment box 1, and a first flow port 9 is provided between the upper side of the first water baffle 5 and the top wall of the treatment box 1, a second flow port 10 is provided between the second water baffle 6 and the bottom of the treatment box 1, a fourth flow port 11 is provided between the fourth water baffle 8 and the bottom of the treatment box 1, a first filter hole 14 is provided on the third water baffle 7, and a second filter hole 15 is provided on the horizontal water plate 12, so that the treatment box 1 can be divided into multiple treatment partitions, and multiple reagent addition ports 4 are provided at the upper end of the treatment box 1, so that reagents can be added to the treatment box 1. It is convenient for stratified sewage treatment, and the setting of the first water baffle 5 forms a preliminary sedimentation area 17 on the right side of the first water baffle 5. After the sewage enters the sewage treatment tank 1, it is first precipitated on the right side of the first water baffle 5. After the heavier impurities in the sewage sink to the bottom, the sewage fluid flows from the first flow port 9 to the left and can be pre-treated. After that, the sewage enters the top of the horizontal water plate 12 from the second filter hole 15 on the horizontal water plate 12. The second filter hole 15 can filter the sewage again, and then enter the top for chemical treatment again. After that, it flows from the first filter hole 14 on the third water baffle 7 to the left, and finally, it flows out from the outlet pipe 3. The whole process is reasonably divided, the chemical treatment and physical filtration of sewage can be carried out simultaneously, and the sewage treatment effect is better.

[0031] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be a communication between the two components. For ordinary technicians in this field, the specific meanings of the above terms in this utility model can be understood according to the specific circumstances. It should be understood that the specific embodiments described here are only used to understand the present utility model and are not used to limit the present utility model. All other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the present utility model.

Claims

1. A sewage treatment device, comprising a treatment box, wherein one side of the treatment box is provided with a water inlet pipe and the other side is provided with a water outlet pipe, characterized in that: The upper end of the treatment box is provided with multiple agent addition ports from left to right, the water inlet pipe is arranged at the upper right end of the treatment box, and the first water baffle, the second water baffle, the third water baffle and the fourth water baffle are vertically fixed in the treatment box from right to left in sequence, the bottom of the first water baffle is fixed to the bottom of the treatment box, and a first flow outlet is provided between the upper side of the first water baffle and the top wall of the treatment box, the upper ends of the second water baffle, the third water baffle and the fourth water baffle are all fixed to the top wall of the treatment box, and a second flow outlet is provided between the second water baffle and the bottom of the treatment box, and a fourth flow outlet is provided between the fourth water baffle and the bottom of the treatment box, a horizontal water plate is fixed below the third water baffle, one end of the horizontal water plate is fixedly connected to the second water baffle, and a small vertical plate is vertically fixed to the other end, a first filter hole is provided on the third water baffle, and a second filter hole is provided on the horizontal water plate.

2. A sewage treatment device according to claim 1, characterized in that: An inclined plate that gradually inclines downward from left to right is fixed to the middle portion of the right side of the first water baffle.

3. A sewage treatment device according to claim 1, characterized in that: The area between the first water baffle and the right side wall of the treatment box is set as a sedimentation area, the area between the first water baffle and the second water baffle is set as a pretreatment area, the lower part of the horizontal water plate is set as a transition area, the area between the second water baffle and the third water baffle is set as a reaction area, the area between the third water baffle and the fourth water baffle is set as a post-processing area, and the left side of the fourth water baffle is set as a water outlet area.

4. A sewage treatment device according to claim 3, characterized in that: The reagent addition port on the far right is connected to the post-processing area of ​​the processing box through a reflux pipe.

5. A sewage treatment device according to claim 3, characterized in that: The rightmost reagent addition port is set above the pretreatment area.

6. A sewage treatment device according to claim 3, characterized in that: At least one reagent adding port is provided above the reaction zone and above the post-processing zone.

7. A sewage treatment device according to claim 1, characterized in that: The water outlet pipe is arranged on the upper left side wall of the processing box.

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