CN220664969U - Heavy metal sewage treatment device and sewage treatment system - Google Patents

Abstract

The application provides a heavy metal sewage treatment device, sewage treatment system relates to heavy metal sewage treatment field, and heavy metal sewage treatment device includes: the sewage treatment device comprises a first box body, a filter element, a siphon and an adsorption layer, wherein an inlet end and an outlet end are arranged on the first box body, the siphon is connected with the filter element, the filter element is far away from one end of the adsorption layer from the first box body, a water storage area is formed at one end of the adsorption layer, which is far away from the filter element from the first box body, sewage in the sewage output end flows into the water storage area through the filter element, the adsorption layer and the water distribution area, and is discharged from the outlet end, so that clear water in the water storage area flows into the water distribution area, and the sewage can be restored in an ectopic mode through the adsorption layer and the filter element, the first box body is discharged from the siphon, the secondary pollution is not generated initially due to heavy metal pollution, and the treatment efficiency of heavy metal sewage is improved.

Description

Heavy metal sewage treatment device and sewage treatment system

Technical Field

The application relates to the field of heavy metal sewage treatment, in particular to a heavy metal sewage treatment device and a sewage treatment system.

Background

The heavy metal pollution is environmental pollution caused by lead, cadmium, mercury, chromium, copper, nickel and other metal substances or compounds thereof, and is mainly caused by artificial factors such as mining, waste gas emission, sewage irrigation, use of heavy metal exceeding products and the like. Heavy metal pollution may be widely present in various environments such as water, gas, soil, etc. Among them, heavy metal sewage is considered as one of industrial wastewater which is serious in environmental damage and serious in human harm.

In-situ remediation is to perform remediation treatment initially when heavy metal pollution occurs, and the heavy metal generated precipitate is sunk into the bottom of the heavy metal pollution initial place by adding chemical substances, so that the problem that the heavy metal precipitate is difficult to salvage is solved, and secondary pollution is easy to cause.

Disclosure of Invention

In order to overcome the defects in the prior art, the application provides a heavy metal sewage treatment device and a sewage treatment system.

In a first aspect, the application provides a heavy metal sewage treatment device, include: the device comprises a first box body, a filter element, a siphon and an adsorption layer, wherein an inlet end and an outlet end are arranged on the first box body, the inlet end is connected with a sewage output end, the filter element is arranged in the first box body, the siphon is inserted in the first box body, the siphon comprises a first port, the first port is connected with the filter element, the adsorption layer is arranged in the first box body, the adsorption layer is located at one end, far away from the first port, of the filter element, the adsorption layer is used for adsorbing heavy metal ions, the filter element is far away from one end of the adsorption layer from the first box body, a water distribution area is formed at one end, far away from the filter element, of the first box body, and the water distribution area is communicated with the water storage area, and sewage in the sewage output end flows into the water storage area through the filter element, the adsorption layer, the water distribution area flows into the water storage area, and is discharged from the outlet end, so that the sewage flows into the first box body through the first filter element, and flows into the adsorption layer, and then flows out of the first box through the adsorption layer.

With reference to the first aspect, in one possible implementation manner, the first tank is provided with a second tank, one end of the second tank is connected with the sewage output end, the other end of the second tank is connected with the inlet end, and a distance between the first liquid level in the water storage area and the second liquid level in the second tank along the first direction is 1.0-2.5 m.

With reference to the first aspect, in a possible implementation manner, the siphon pipe includes: the first connecting pipe, second connecting pipe and third connecting pipe, first connecting pipe is inserted and is located on the first tip of first box, first port is located first connecting pipe is close to the one end of filter, the second connecting pipe with first connecting pipe sets up relatively, just the second connecting pipe set up in outside the first box, the one end of third connecting pipe with first connecting pipe is first angle connection, the other end of third connecting pipe with the second connecting pipe is the second angle connection, just first angle is greater than the second angle.

With reference to the first aspect, in one possible implementation manner, the third connecting pipe is provided with a first opening and a second opening, the first opening is located on one side, close to the first end, of the third connecting pipe, the second opening is located on one side, away from the first end, of the second connecting pipe, and a siphon breaker is disposed in the water storage area and is connected with the first opening and the second opening through a fourth connecting pipe.

With reference to the first aspect, in a possible implementation manner, the siphon breaker is located at an end of the water storage area near the filter element, and when the first liquid level in the water storage area is lower than the siphon breaker, the siphon breaker is used for preventing clean water from flowing into the first port.

With reference to the first aspect, in one possible implementation manner, the adsorbent layer is filled with an adsorbent, and a length of the adsorbent along the first direction is 1.0 to 2.0m.

With reference to the first aspect, in one possible implementation manner, the first tank is provided with a support, the support is located at an end of the adsorption layer away from the filter element, and the support and the end of the first tank away from the filter element form the water distribution area.

With reference to the first aspect, in a possible implementation manner, a communicating channel is disposed in the first box, the communicating channel is located at two sides of the adsorption layer, and the communicating channel communicates the water storage area and the water distribution area.

With reference to the first aspect, in a possible implementation manner, the inlet end is located at an end of the first tank close to the water storage area, the outlet end is located at an end of the first tank close to the water storage area, and the outlet end is located at a side of the first tank away from the inlet end.

In a second aspect, the application provides a sewage treatment system, including the heavy metal sewage treatment device.

Compared with the prior art, the beneficial effect of this application:

the application provides a heavy metal sewage treatment device, sewage in the sewage output can pass through the filtration of filter element the adsorption of adsorbed layer back inflow water distribution area, and follow water distribution area inflow in depositing the water district, follow discharge in the exit end, with can get rid of heavy metal ion in the sewage, compare in heavy metal pollution originally get rid of heavy metal ion, heavy metal sewage treatment device can carry out the ectopic restoration with sewage, can not produce secondary pollution to heavy metal pollution originally, has improved heavy metal sewage's treatment effeciency, and the sewage after getting rid of heavy metal ion follows discharge in the exit end, deposit the clear water in water district can flow into the water distribution area, and pass through the adsorbed layer the filter element flows into in the first port, and follow siphon discharge first box, so as to can to right the filter element is back flush, so as to can with the suspended solid on the filter element passes through siphon discharge, can be right the filter element carries out automatic clearance, has improved the filtration efficiency of filter element's heavy metal sewage has further improved treatment efficiency.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and that other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 shows a schematic top view of a heavy metal wastewater treatment plant;

FIG. 2 shows a schematic cross-sectional view of A-A of FIG. 1;

FIG. 3 shows an enlarged schematic view of section C of FIG. 2;

fig. 4 shows a schematic cross-sectional structure of B-B in fig. 1.

Description of main reference numerals:

100-a first box; 110-an inlet end; 120-outlet end; 130-a water storage area; 140-water distribution area; 150-a first end; 160-a second end; 200-a filter element; 300-siphon; 310-a first connection tube; 320-a second connection tube; 330-a third connection tube; 331-a first opening; 340-a first elbow; 350-a second elbow; 351-a second opening; 400-an adsorption layer; 500-siphon break; 600-a second box; 700-drainage pool; 800-supporting parts; 900-communicating channels.

Detailed Description

Embodiments of the present application are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application.

In the description of the present application, it should be understood that the terms "center," "longitudinal," "transverse," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present application and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be configured and operated in a particular orientation, and therefore should not be construed as limiting the present application.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present application, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In this application, unless specifically stated and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the terms in this application will be understood by those of ordinary skill in the art as the case may be.

In this application, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

Example 1

Referring to fig. 1 and 2, an embodiment of the present application provides a heavy metal sewage treatment apparatus, the heavy metal sewage treatment apparatus includes: the filter comprises a first box 100, a filter 200, a siphon 300 and an adsorption layer 400. The first box 100 is provided with an inlet end 110 and an outlet end 120. The inlet end 110 is connected to a sewage output end. The filter 200 is disposed in the first casing 100. The siphon pipe 300 is inserted into the first case 100, and the siphon pipe 300 includes a first port connected with the filter 200. The adsorption layer 400 is disposed in the first box 100, and the adsorption layer 400 is located at an end of the filter 200 away from the first port, where the adsorption layer 400 is used for adsorbing heavy metal ions. The filter element 200 and the end of the first casing 100 away from the adsorption layer 400 form a water storage area 130. The adsorption layer 400 and the end of the first casing 100 away from the filter element 200 form a water distribution area 140. The distribution area 140 communicates with the water reservoir 130. The sewage in the sewage output end flows into the water distribution area 140 through the filter element 200 and the adsorption layer 400, and is discharged from the outlet end 120, so that heavy metal ions in the sewage can be removed, compared with the process of initially removing heavy metal ions in heavy metal pollution, the heavy metal sewage treatment device can repair the sewage in an off-site manner, no secondary pollution is initially generated to the heavy metal pollution, the treatment efficiency of heavy metal sewage is improved, after the sewage after heavy metal ions are removed is discharged from the outlet end 120, clear water in the water distribution area 130 flows into the water distribution area 140, flows into the first box body 100 through the adsorption layer 400, and is discharged from the first box body 100 through the siphon 300, so that suspended matters on the filter element 200 can be discharged through the siphon 300, the filter element 200 can be automatically cleaned, the filtration efficiency of the heavy metal sewage of the filter element 200 is improved, and the treatment efficiency of the heavy metal sewage is further improved.

Referring to fig. 2 and 4, in some embodiments, the first tank 100 is a sewage treatment tank, and the first tank 100 includes a first end 150 and a second end 160. The first end 150 is located at one end of the first casing 100 near the water storage area 130, and a manhole is provided on the first end 150. The second end 160 is located at an end of the first housing 100 adjacent to the water distribution area 140.

In some embodiments, the inlet end 110 is positioned at an end of the first tank 100 proximate to the water storage area 130. The outlet 120 is located at an end of the first housing 100 near the water storage area 130, and the outlet 120 is located at a side of the first housing 100 away from the inlet 110.

Referring to fig. 2, in some embodiments, the siphon 300 comprises: the first connection pipe 310, the second connection pipe 320, and the third connection pipe 330. The first connecting pipe 310 is inserted in the first end 150 along the first direction, and the first connecting pipe 310 is connected to the filter element 200, and the first port is located at an end of the first connecting pipe 310 near the filter element 200. The second connection pipe 320 is disposed opposite to the first connection pipe 310, and the second connection pipe 320 is disposed outside the first case 100. One end of the third connecting pipe 330 is connected to the first connecting pipe 310 at a first angle, the other end of the third connecting pipe 330 is connected to the second connecting pipe 320 at a second angle, and the first angle is greater than the second angle.

In some embodiments, the first angle is 120 °. The first angle is 60 °.

Referring to fig. 2 and 3, in some embodiments, a first elbow 340 and a second elbow 350 are disposed on the third connecting pipe 330. The first elbow 340 connects the first connection pipe 310 with the third connection pipe 330. The second elbow 350 connects the third connection pipe 330 with the second connection pipe 320.

In some embodiments, the second connection pipe 320 is located at a side of the first casing 100 near the outlet end 120, and a connection member is provided on the second connection pipe 320. The connecting piece connects the second elbow 350 and the second connecting pipe 320, and the connecting piece is a reducing pipe. The end of the second connecting tube 320 away from the connecting member is a second port. Clean water entering the first port flows into the second connection pipe 320 along the first connection pipe 310, the first elbow 340, the third connection pipe 330, and the second elbow 350, and is discharged from the second port.

Referring to fig. 3, in some embodiments, a first opening 331 is disposed on the third connecting tube 330. The first opening 331 is located at an end of the third connecting pipe 330 near the second elbow 350, and the first opening 331 is located at a side of the third connecting pipe 330 near the first end 150. The second elbow 350 is provided with a second opening 351. The second opening 351 is located on a side of the second elbow 350 remote from the first opening 331. The siphon break 500 is disposed in the water storage area 130. The siphon break 500 connects the first opening 331 and the second opening 351 through a fourth connection pipe.

In some embodiments, the siphon break 500 is a siphon break bucket. The fourth connecting pipe is a siphon breaking pipe. A part of the clean water in the third connection pipe 330 flows into the fourth connection pipe through the first opening 331 to be discharged, and the other part is discharged through the second port.

Referring to fig. 1 and 2, in some embodiments, the first end 150 is provided with a second housing 600. The second tank 600 is a sewage storage tank, and the second tank 600 is made of steel, one end of the second tank 600 is connected with the sewage output end through a raw water self-flow pipe, and the other end of the second tank 600 is connected with the inlet end 110 through a fifth connecting pipe.

In some embodiments, the fifth connecting tube is a U-tube. A sixth connection pipe is provided in the first casing 100. The sixth connection pipe is disposed along the second direction. The second direction is perpendicular to the first direction. The sixth connection pipe connects the first connection pipe 310 and the fifth connection pipe.

In some embodiments, the outlet end 120 is provided with a water outlet pipe. One end of the water outlet pipe is located in the water storage area 130, and the other end of the water outlet pipe is located outside the first box 100. The sewage in the second tank 600 flows into the first connecting pipe 310 through the fifth connecting pipe and the sixth connecting pipe, flows into the filter 200 from the first port for filtering, flows into the adsorption layer 400 for heavy metal ion adsorption, flows into the water distribution area 140, flows into the water storage area 130 from the water distribution area 140, and is discharged from the water outlet pipe.

Referring to fig. 1 and 2, in some embodiments, the heavy metal sewage treatment apparatus further includes: drainage basin 700. The drain tank 700 has a prismatic shape, and the drain tank 700 is positioned at one side of the first casing 100 near the second connection pipe 320. The water discharged from the water outlet pipe, the water discharged from the second connection pipe 320, and the water discharged from the fourth connection pipe are all discharged into the discharge tank.

In other embodiments, the drainage sink 700 is cylindrical.

In some embodiments, an evacuation tube is disposed in the drain tank 700. The emptying pipe connects the drainage basin 700 with the water distribution area 140, and is provided with an emptying valve. The drain valve is located in the drain tank 700, and is used for controlling the flow rate of the water distribution area 140 into the drain tank 700.

In some embodiments, a drain pipe is provided on the drain tank 700. The drain pipe is connected to a side of the drain tank 700 remote from the first casing 100 such that water in the drain tank 700 is drained through the drain pipe. A waterproof sleeve is arranged on one side of the drain pipe away from the second connecting pipe 320. The waterproof sleeve is disposed on the drainage sink 700.

In some embodiments, a flush strength adjuster is also provided in the drain tank 700.

In some embodiments, the distance between the first liquid level in the water storage area 130 and the second liquid level in the second tank 600 along the first direction is greater than 1.0-2.5 m. The distance between the first opening 331 and the second liquid level along the first direction is less than 0.3m. When the first liquid level is lower than the siphon break 500, air enters the fourth connection pipe to prevent clean water from flowing into the first port, so that the siphon is broken, and the back flushing process of the filter 200 is automatically ended.

In some embodiments, the filter 200 is a filter cap, and the filter 200 is funnel-shaped, the filter 200 being used to filter suspended matter in the wastewater.

In some embodiments, a space exists between the adsorption layer 400 and the filter 200, and the adsorption layer 400 is filled with an adsorbent. The adsorbent is any one of lead-cadmium removing adsorbent, mercury-thallium removing adsorbent and arsenic-antimony removing adsorbent. The length of the adsorbent along the first direction is 1.0-2.0 m.

Referring to fig. 2 and 4, in some embodiments, a support 800 is disposed in the first case 100. The support 800 is located at an end of the adsorption layer 400 away from the filter 200, the support 800 is used for carrying the adsorption layer 400, and the support 800 and the second end 160 form the water distribution area 140.

In some embodiments, a grill layer is further disposed in the first housing 100. The grid layer is connected with the supporting member 800, and the grid layer is made of reinforced steel materials.

Referring to fig. 2, in some embodiments, a communication channel 900 is further provided in the first housing 100. The communicating channel 900 is a triangular communicating channel 900, and the communicating channels 900 are located at two sides of the adsorption layer 400, and the communicating channels 900 communicate the water storage area 130 with the water distribution area 140.

The heavy metal sewage treatment device can adopt a fixed civil structure and can also be arranged into a container type movable structure. The sewage is drained into the second tank 600, and flows into the filter 200 from the fifth connecting pipe, the sixth connecting pipe and the first connecting pipe 310 to filter suspended matters, the filtered sewage flows into the adsorption layer 400 to adsorb heavy metal ions, the adsorbed sewage flows into the water distribution area 140, flows into the water storage area 130 from the water distribution area 140 and is discharged into the water discharge tank 700 from the water outlet pipe to remove heavy metal ions, after the treated sewage is discharged from the water outlet pipe, the clear water in the water storage area 130 flows into the water distribution area 140, flows into the filter 200 along the first direction through the adsorption layer 400 and flows into the first connecting pipe 310, so that part of the filtered sewage flows into the fourth connecting pipe 331, flows out of the fourth connecting pipe 700 from the water distribution area 140, and the other part of the filtered sewage flows out of the water distribution area 130 into the water discharge tank 700 from the second port to drain the automatic filter 200, so that the efficiency of the filter 200 can be improved, and the efficiency of the filter 200 can be improved.

Example two

The embodiment of the present application provides a sewage treatment system (not shown in the figure), which includes the heavy metal sewage treatment device in any one of the above embodiments, so that the sewage treatment system has all the beneficial effects of the heavy metal sewage treatment device in any one of the above embodiments, and will not be described in detail herein.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

Although embodiments of the present application have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the application, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the application.

Claims (10)

1. A heavy metal sewage treatment device, characterized by comprising:

the sewage treatment device comprises a first box body, a second box body and a sewage treatment device, wherein an inlet end and an outlet end are arranged on the first box body, and the inlet end is connected with a sewage output end;

the filter piece is arranged in the first box body;

the siphon is inserted into the first box body and comprises a first port which is connected with the filter element;

the adsorption layer is arranged in the first box body, the adsorption layer is positioned at one end, far away from the first port, of the filter element, the adsorption layer is used for adsorbing heavy metal ions, a water storage area is formed by the filter element and one end, far away from the adsorption layer, of the first box body, a water distribution area is formed by the adsorption layer and one end, far away from the filter element, of the first box body, and the water distribution area is communicated with the water storage area;

the sewage in the sewage output end flows into the water storage area through the filter element, the adsorption layer and the water distribution area and is discharged from the outlet end, so that the clean water in the water storage area flows into the water distribution area, flows into the first port through the adsorption layer and the filter element, and is discharged from the siphon tube to the first box body.

2. The heavy metal sewage treatment device according to claim 1, wherein a second tank body is arranged on the first tank body, one end of the second tank body is connected with the sewage output end, the other end of the second tank body is connected with the inlet end, and the distance between the first liquid level in the water storage area and the second liquid level in the second tank body along the first direction is 1.0-2.5 m.

3. The heavy metal sewage treatment apparatus according to claim 1, wherein the siphon pipe comprises:

the first connecting pipe is inserted into the first end part of the first box body, and the first port is positioned at one end of the first connecting pipe, which is close to the filter element;

the second connecting pipe is arranged opposite to the first connecting pipe and is arranged outside the first box body;

the one end of the third connecting pipe is connected with the first connecting pipe at a first angle, the other end of the third connecting pipe is connected with the second connecting pipe at a second angle, and the first angle is larger than the second angle.

4. The heavy metal sewage treatment device according to claim 3, wherein a first opening and a second opening are arranged on the third connecting pipe, the first opening is positioned on one side of the third connecting pipe close to the first end portion, and the second opening is positioned on one side of the second connecting pipe far away from the first end portion;

the water storage area is internally provided with a siphon breaker, and the siphon breaker is connected with the first opening and the second opening through a fourth connecting pipe.

5. The heavy metal wastewater treatment apparatus of claim 4, wherein the siphon breaker is located at an end of the water storage area adjacent to the filter, and wherein the siphon breaker is configured to prevent clean water from flowing into the first port when a first liquid level in the water storage area is lower than the siphon breaker.

6. The heavy metal sewage treatment apparatus according to any one of claims 1 to 5, wherein the adsorbent is filled in the adsorption layer, and the length of the adsorbent in the first direction is 1.0 to 2.0m.

7. The heavy metal sewage treatment device according to any one of claims 1 to 5, wherein a supporting member is arranged in the first tank body, the supporting member is positioned at one end of the adsorption layer away from the filter member, and the supporting member and one end of the first tank body away from the filter member form the water distribution area.

8. The heavy metal sewage treatment device according to any one of claims 1 to 5, wherein a communicating channel is arranged in the first box body, the communicating channel is positioned at two sides of the adsorption layer, and the communicating channel communicates the water storage area and the water distribution area.

9. The heavy metal wastewater treatment device of any one of claims 1-5, wherein the inlet end is located at an end of the first tank adjacent to the water storage area, the outlet end is located at an end of the first tank adjacent to the water storage area, and the outlet end is located at a side of the first tank remote from the inlet end.

10. A sewage treatment system comprising the heavy metal sewage treatment apparatus according to any one of claims 1 to 9.