CN110577293A - A secondary sedimentation wastewater treatment device - Google Patents

Abstract

The invention discloses a secondary sedimentation wastewater treatment device, which comprises a pretreatment mechanism, a stripping tower, a secondary sedimentation mechanism, a sand filter, a carbon filter and a reverse osmosis device arranged in sequence. The secondary sedimentation mechanism includes a sedimentation tank, a sedimentation compartment Plates, horizontal settling partitions and vertical settling partitions, the settling partitions divide the settling tank into the first settling tank and the second settling tank, the horizontal settling partitions are parallel to each other and arranged in the first settling tank in sequence along the horizontal direction In the lower part of the second settling tank, any two adjacent horizontal settling partitions are arranged staggered up and down to form a plurality of inclined first settling passages, and the vertical settling partitions are arranged vertically in sequence in the middle and upper part of the second settling tank to form an S-shaped first settling channel. Two settlement channels. Compared with the prior art, the present invention has a compact and reasonable structure, and the waste water and harmful substances are removed after pretreatment, steam stripping, secondary sedimentation, sand filtration, carbon filtration and reverse osmosis filtration, effectively reducing the pollution to the environment, and more Environmental friendly.

Description

A secondary sedimentation wastewater treatment device

technical field

The invention relates to a secondary sedimentation wastewater treatment device.

Background technique

Industrial processes such as pesticides, pharmaceuticals, chemicals, printing and dyeing, and food produce a large amount of industrial wastewater, which contains industrial production materials, intermediate products, by-products, and pollutants generated during the production process that are lost with water. Because industrial wastewater often contains a variety of toxic substances, polluting the environment is very harmful to human health.

Therefore, need badly a kind of secondary sedimentation wastewater treatment device.

Contents of the invention

In order to solve the above technical problems, the present invention provides a secondary sedimentation wastewater treatment device.

In order to achieve the above object, technical scheme of the present invention is as follows:

The invention provides a secondary sedimentation wastewater treatment device, which includes a pretreatment mechanism, a stripping tower, a secondary sedimentation mechanism, a sand filter, a carbon filter and a reverse osmosis device arranged in sequence. The pretreatment mechanism includes a pretreatment box, a stirring mechanism and Pretreatment settling mechanism, the pretreatment box is vertically provided with a pretreatment partition, the pretreatment partition divides the pretreatment box into the first pretreatment box and the second pretreatment box connected to the upper part, and the stirring mechanism is set in the first pretreatment box. In the treatment box, the upper part of the second pretreatment box is provided with a pretreatment box outlet, and the pretreatment settling mechanism is arranged in the second pretreatment box and is set opposite to the pretreatment box outlet;

The secondary settling mechanism includes a settling box, a settling partition, a horizontal settling partition and a vertical settling partition, and the settling partition is vertically arranged in the settling box to divide the settling box into a first settling box and a second settling box connected at the top Settling tank, the bottom of the first settling tank is provided with a settling inlet, the lower part of the second settling tank is provided with a settling outlet, the horizontal settling partitions are parallel to each other and arranged in the lower part of the first settling tank in sequence along the horizontal direction, any two adjacent The horizontal settling partitions are staggered up and down to form a plurality of inclined first settling channels, and the vertical settling partitions are arranged vertically in a staggered manner in the middle and upper part of the second settling tank to form an S-shaped second settling channel.

Compared with the prior art, the present invention has a compact and reasonable structure, and the waste water and harmful substances are removed after pretreatment, steam stripping, secondary sedimentation, sand filtration, carbon filtration and reverse osmosis filtration, effectively reducing the pollution to the environment, and more Environmental friendly.

As a preferred solution, a waste pump is also provided, and the waste pump is connected with the pretreatment tank and the settling tank.

In addition, the sand filter includes a sand filter shell and active silica sand, and the active silica sand is filled in the sand filter shell; the carbon filter includes a carbon filter shell, and a multi-layer carbon filter layer arranged at intervals from bottom to top, and activated carbon or plant is arranged in the carbon filter layer. For charcoal, a booster pump is connected to the carbon filter housing.

Using the above preferred technical scheme, the active silica sand dissolves solids and heavy metals, the carbon filter layer eliminates color and aroma, and the pump is added to improve the filtration efficiency.

As a preferred solution, a work platform is also provided, and the work platform includes four support beams, a work platform body, a bracket and a plurality of level sensors, the four support beams are arranged on four vertices of the work platform body, and the upper surface of the work platform body is provided with Damping and silent layer, multiple horizontal sensor arrays are set on the working platform body, brackets, pretreatment mechanism, stripping tower, and secondary sedimentation mechanism are set on the working platform body, and sand filters, carbon filters and reverse osmosis devices are set on the brackets .

With the above preferred technical solution, the level sensor senses the levelness of the working platform body to ensure safe operation of the equipment.

As a preferred solution, a cold water coil is also provided, and the cold water coil is arranged at the bottom of the working platform body and below the stripping tower.

By adopting the above preferred technical solution, the cold water coil collects the heat emitted by the stripping tower to improve the utilization rate of energy.

As a preferred solution, Mezcla Clear, Clear H or Clear 500 treatment agent is provided in the pretreatment box.

Using the above preferred technical solution, the addition of treatment agent is used to activate the sludge.

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the present invention.

Fig. 2 is a top view of the structure of the present invention.

Fig. 3 is a schematic structural view of the first settling tank in the present invention.

Fig. 4 is a schematic structural view of the second settling tank in the present invention.

Among them, 1. Pretreatment mechanism, 2. Stripper, 3. First settling tank, 4. Second settling tank, 5. Sand filter, 6. Carbon filter, 7. Reverse osmosis device.

Detailed ways

Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

In order to achieve the purpose of the present invention, as shown in Figure 1, a secondary sedimentation wastewater treatment device is provided in one of the embodiments of the present invention, including a pretreatment mechanism 1, a stripping tower 2, a secondary sedimentation Mechanism, sand filter 5, carbon filter 6 and reverse osmosis device 7, pretreatment mechanism 1 comprises pretreatment box, stirring mechanism and pretreatment settling mechanism, is provided with pretreatment clapboard vertically in the pretreatment box, and pretreatment clapboard will The pretreatment box is divided into a first pretreatment box and a second pretreatment box connected to the upper part, the stirring mechanism is arranged in the first pretreatment box, the upper part of the second pretreatment box is provided with a pretreatment box outlet, and the pretreatment settling mechanism is set Set in the second pretreatment box and opposite to the outlet of the pretreatment box;

The secondary settling mechanism comprises a settling box, a settling partition, a horizontal settling partition and a vertical settling partition, and the settling partition is vertically arranged in the settling box and separates the settling box into the upper connected first settling box 3 and the second settling box. Settling tank 4, the bottom of the first settling tank 3 is provided with a settling inlet, the bottom of the second settling tank 4 is provided with a settling outlet, and the horizontal settling partitions are parallel to each other and are successively arranged on the bottom of the first settling tank 3 along the horizontal direction, Any two adjacent horizontal settling partitions are staggered up and down to form a plurality of inclined first settling passages, and the vertical settling partitions are arranged vertically and staggeredly in the middle and upper part of the second settling tank 4 to form an S-shaped second settling aisle.

Compared with the prior art, this embodiment has a compact and reasonable structure. The waste water and harmful substances are removed after pretreatment, steam stripping, secondary sedimentation, sand filtration, carbon filtration and reverse osmosis filtration, effectively reducing environmental pollution. more environmentally friendly.

In order to further optimize the implementation effect of the present invention, in another embodiment of the present invention, on the basis of the foregoing, a waste pump is also provided, and the waste pump is connected with the pretreatment tank and the settling tank.

In addition, the sand filter includes a sand filter shell and active silica sand, and the active silica sand is filled in the sand filter shell; the carbon filter includes a carbon filter shell, and a multi-layer carbon filter layer arranged at intervals from bottom to top, and activated carbon or plant is arranged in the carbon filter layer. For charcoal, a booster pump is connected to the carbon filter housing.

Using the above preferred technical scheme, the active silica sand dissolves solids and heavy metals, the carbon filter layer eliminates color and aroma, and the pump is added to improve the filtration efficiency.

In order to further optimize the implementation effect of the present invention, in another embodiment of the present invention, on the basis of the aforementioned content, a working platform is also provided, and the working platform includes four support beams, a working platform body, supports and multiple levels Sensors, four supporting beams are set on the four vertices of the working platform body, the upper surface of the working platform body is provided with a damping and silent layer, multiple horizontal sensor arrays are set on the working platform body, the bracket, the pretreatment mechanism, the stripping tower, the two The stage settling mechanism is set on the working platform body, and the sand filter, carbon filter and reverse osmosis are set on the bracket.

With the above preferred technical solution, the level sensor senses the levelness of the working platform body to ensure safe operation of the equipment.

In order to further optimize the implementation effect of the present invention, in another embodiment of the present invention, on the basis of the foregoing, a cold water coil is also provided, and the cold water coil is arranged at the bottom of the working platform body and is located in the stripping tower below.

By adopting the above preferred technical solution, the cold water coil collects the heat emitted by the stripping tower to improve the utilization rate of energy.

In order to further optimize the implementation effect of the present invention, in another embodiment of the present invention, on the basis of the foregoing, the pretreatment box is provided with Mezcla Clear, Clear H or Clear 500 treatment agent.

Using the above preferred technical solution, the addition of treatment agent is used to activate the sludge.

The above is only the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, without departing from the inventive concept of the present invention, some modifications and improvements can also be made, and these all belong to the present invention. protection scope of the invention.

Claims (6)

1. A secondary sedimentation wastewater treatment device is characterized by comprising a pretreatment mechanism, a stripping tower, a secondary sedimentation mechanism, a sand filter, a carbon filter and a reverse osmosis device which are sequentially arranged, wherein the pretreatment mechanism comprises a pretreatment box, a stirring mechanism and a pretreatment sedimentation mechanism;

The mechanism is subsided to the second grade includes the setting tank, subside the baffle, the level is to subsiding baffle and vertical settlement baffle, subside the baffle vertical setting and separate the setting tank for the first setting tank and the second setting tank of upper portion intercommunication in the setting tank, the bottom of first setting tank is equipped with the settlement import, the lower part of second setting tank is equipped with the settlement export, the level is parallel to each other and sets gradually in the lower part of first setting tank along the horizontal direction to subsiding the baffle, arbitrary two adjacent levels are to subsiding the first passageway that subsides that the baffle crisscross setting forms a plurality of slopes from top to bottom, vertical settlement baffle sets gradually crisscross setting in the well upper portion of second setting tank along vertical direction and forms S type second settlement channel.

2. The secondary sedimentation wastewater treatment apparatus according to claim 1, further comprising a waste pump connected to the pretreatment tank and the sedimentation tank.

3. The secondary sedimentation wastewater treatment apparatus according to claim 1, wherein the sand filter comprises a sand filter housing and activated silica sand filled in the sand filter housing; the carbon filter comprises a carbon filter shell and a plurality of layers of carbon filter layers which are sequentially arranged from bottom to top at intervals, wherein activated carbon or plant charcoal is arranged in each carbon filter layer, and the carbon filter shell is connected with a booster pump.

4. The secondary sedimentation wastewater treatment apparatus according to claim 1, further comprising a work platform, wherein the work platform comprises four support beams, a work platform body, a support and a plurality of level sensors, the four support beams are arranged at four vertexes of the work platform body, the upper surface of the work platform body is provided with a damping and silencing layer, a plurality of level sensor arrays are arranged on the work platform body, the support, the pretreatment mechanism, the stripping tower and the secondary sedimentation mechanism are arranged on the work platform body, and the sand filter, the carbon filter and the reverse osmosis device are arranged on the support.

5. The secondary sedimentation wastewater treatment apparatus according to claim 4, further comprising a cold water coil disposed at the bottom of the work platform body and below the stripping tower.

6. The secondary sedimentation wastewater treatment apparatus according to claim 1, wherein a Mezcla Clear, Clear H or Clear 500 treatment agent is provided in the pretreatment tank.