CN112429872A

CN112429872A - Waste water treatment device

Info

Publication number: CN112429872A
Application number: CN202011223103.6A
Authority: CN
Inventors: 包秀挺
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-05
Filing date: 2020-11-05
Publication date: 2021-03-02

Abstract

The invention discloses a wastewater treatment device, which adopts the technical scheme that the wastewater treatment device comprises a first controller for controlling water inflow and a second controller for controlling the amount of fed water, wherein a detection device for detecting a PH value is arranged in a sedimentation zone, and the wastewater treatment device also comprises a control device, wherein the controllers are respectively and electrically connected with the first controller, the second controller and the detection device. The invention has the following beneficial effects: the control device controls the water inlet pipe to enable industrial wastewater to enter the reaction zone through the first controller, and then the second controller controls the water inlet pipe to enter liquid medicine with corresponding amount, so that the industrial wastewater is neutralized, the pH value is detected by the detection device, the pH value of the discharged wastewater is controlled between 6 and 9, and then the wastewater is discharged into a municipal wastewater pipeline.

Description

Waste water treatment device

Technical Field

The invention relates to the field of wastewater treatment, in particular to a wastewater treatment device.

Background

The industrial wastewater has extremely strong pollution to the environment, for example, the wastewater generated in the printing plate making process has strong alkalinity, and if the wastewater is directly discharged, the wastewater can influence the environment. With the increasing importance of the country on the environment, the sewage is prevented from leaking outside to cause serious environmental pollution in order to avoid the occurrence of municipal sewage pipeline rupture, and the heavy wastewater treatment should be treated on site at the production place and mixed with other wastewater to avoid the complication of the treatment. The wastewater is treated by a factory to ensure that the water quality reaches the corresponding national standard, for example, the pH value is between 6 and 9, and the wastewater can be discharged into a municipal wastewater pipeline to avoid pollution. Most of the existing wastewater treatment devices adopt a low-temperature vacuum distillation technology, although the treatment effect is good, the treatment capacity is small, and the energy consumption is high, so that the cost for treating wastewater is too high, and the device is not suitable for treating industrial wastewater.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a wastewater treatment device which can rapidly treat a large amount of industrial wastewater, has low treatment cost and is suitable for treating the industrial wastewater.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a wastewater treatment device, including handling the pond, be provided with the baffle in the treatment pond, in order to separate into reaction zone and settling zone, the upper end of baffle is provided with the through-hole, the reaction zone is installed and is used for connecing into the inlet tube of waste water and is used for connecing into the pencil of advancing of liquid medicine, and install the first controller that is used for controlling the inflow respectively and be used for controlling the second controller that advances the dose, be provided with the first detection device who is used for detecting the PH value in the reaction zone, still including controlling means, controlling means respectively with first controller, second controller and first detection device electricity are connected.

The invention is further configured to: the quantity of baffle is a plurality of, and the quantity of reaction zone is a plurality of, and the quantity of settling zone is a plurality of, and a plurality of reaction zones and a plurality of settling zone arrange in proper order, and the inlet tube setting is keeping away from the reaction zone of settling zone to under the liquid level of reaction zone was stretched into to one end, the quantity of advancing the pencil is a plurality of, and install respectively in corresponding reaction zone, in order to provide the liquid medicine that is used for neutralization, fades, thoughtlessly congeals or flocculates for corresponding reaction zone respectively.

The invention is further configured to: a plurality of sedimentation zones still are provided with the deflector, and the lower extreme of deflector is provided with the clearance with the bottom surface in sedimentation zone to make rivers be the circulation of S-shaped, and all be provided with the stand pipe on the through-hole of adjacent baffle, the stand pipe sets up downwards, and is provided with the guide housing that the opening is decurrent.

The invention is further configured to: still including the air pump, the air pump is connected with a plurality of bubble heads, and a plurality of bubble heads all set up in corresponding settling zone to highly be less than the through-hole.

The invention is further configured to: the bottoms of the plurality of settling zones are V-shaped and are connected with a sediment extraction device, and the sediment extraction device is connected with a solid-liquid separation device.

The invention is further configured to: keep away from the sedimentation zone of reaction zone and be connected with first drain pipe, install multiple filter equipment on the first drain pipe, multiple filter equipment is connected with the detection pond, multiple filter equipment is including sand filtering mechanism, carbon filtering mechanism and multistage reverse osmosis membrane filtering mechanism, the detection pond is connected with the second drain pipe that is used for going into municipal administration sewage pipe with the water, still be provided with the second detection device who is used for detecting the pH value in the detection pond, the second detection device is connected with the controlling means electricity, solid-liquid separation equipment is provided with the third drain pipe, the third drain pipe is connected with the detection pond.

The invention is further configured to: still including a plurality of medical chests, a plurality of medical chests are used for holding respectively and neutralize, fade, congeal or the liquid medicine of flocculation to respectively with corresponding medicine inlet pipe connection, for corresponding reaction zone provides the liquid medicine, all be provided with first level sensor in a plurality of medical chests, and all be connected with moisturizing pipe and audible-visual annunciator, be provided with the switch on the moisturizing pipe, audible-visual annunciator and a plurality of first level sensor all are connected with controlling means electricity.

The invention is further configured to: the control device is connected with a control panel, a time relay and an alternating current contactor, and is provided with a manual automatic switching knob and a starting button.

The invention is further configured to: the pneumatic control system also comprises an air tank, and the first controller and the second controller are both pneumatic driving devices and are connected with the air tank.

The invention is further configured to: the sewage treatment device is characterized by further comprising a plurality of sewage tanks, wherein second liquid level sensors and third detection devices used for detecting PH values are arranged in the sewage tanks, and the second liquid level sensors and the third detection devices are electrically connected with the control device.

In conclusion, the invention has the following beneficial effects: the control device controls the water inlet pipe to enable industrial wastewater to enter the reaction zone through the first controller, and then the second controller controls the water inlet pipe to enter liquid medicine with corresponding amount, so that the industrial wastewater is neutralized, and the pH value of the wastewater in the reaction zone is detected and fed back to the control device through the first detection device, so that control and adjustment are performed, the pH value of the discharged wastewater is controlled between 6 and 9, and then the wastewater is discharged into a municipal wastewater pipeline.

Drawings

FIG. 1 is a schematic view showing a connection structure of a wastewater treatment apparatus;

FIG. 2 is a schematic view showing a connection structure of the treatment tank;

FIG. 3 is a schematic view of the connection structure of the precipitation zone;

FIG. 4 is a schematic view showing a connection structure of the waste water tank;

fig. 5 is a schematic view of the connection structure of the medicine boxes;

fig. 6 is a schematic view of a connection structure of the control device.

Reference numerals: 1. a treatment tank; 11. a partition plate; 111. a through hole; 112. a guide tube; 113. a guide housing; 12. a reaction zone; 121. a first detection device; 13. a settling zone; 132. a guide plate; 133. a gap; 134. a sediment extraction device; 135. a solid-liquid separation device; 2. a water inlet pipe; 21. a first controller; 22. a sewage tank; 221. a second liquid level sensor; 221. a third detection device; 3. a medicine inlet pipe; 31. a second controller; 32. a medicine chest; 321. a first liquid level sensor; 33. a water replenishing pipe; 331. a switch; 4. a control device; 41. a control panel; 42. a time relay; 43. an AC contactor; 44. a manual automatic switching knob; 45. a start button; 5. an air pump; 51. a bubble head; 6. a detection cell; 61. a first drain pipe; 62. a multiple filtration device; 621. a sand filtration mechanism; 622. a carbon filtration mechanism; 623. a multi-stage reverse osmosis membrane filtering mechanism; 63. a second drain pipe; 64. a second detection device; 65. a third drain pipe; 7. a gas tank.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-6, a wastewater treatment device comprises a treatment tank 1, a partition plate 11 is arranged in the treatment tank 1 to be divided into a reaction zone 12 and a precipitation zone 13, a through hole 111 is arranged at the upper end of the partition plate 11, a water inlet pipe 2 for receiving wastewater and a drug inlet pipe 3 for receiving drug liquid are arranged in the reaction zone 12, a first controller 21 for controlling water inflow and a second controller 31 for controlling drug inflow are respectively arranged in the reaction zone 12, a first detection device 121 for detecting a PH value is arranged in the reaction zone 12, and the wastewater treatment device further comprises a control device 4, and the control device 4 is respectively electrically connected with the first controller 21, the second controller 31 and the first detection device 121.

Through the scheme, the control device 4 controls the water inlet pipe 2 to enable the wastewater to enter the reaction zone 12 through the first controller 21, then the second controller 31 controls the water inlet pipe 3 to enter the liquid medicine with the corresponding amount, so that the wastewater is neutralized, the pH value of the wastewater in the reaction zone is detected and fed back to the control device 4 through the first detection device 121, so that control and adjustment are performed, the pH value of the discharged wastewater is controlled between 6 and 9, and then the wastewater is discharged into a municipal wastewater pipeline. After preparation work is done, personnel operation and management are not needed, the use is convenient, and the labor cost is reduced.

As a modified specific embodiment, the number of the partition plates 11 is plural, the number of the reaction zones 12 is plural, the number of the precipitation zones 13 is plural, the plural reaction zones 12 and the plural precipitation zones 13 are arranged in sequence, the water inlet pipe 2 is disposed in the reaction zone 12 far from the precipitation zone 13, and one end thereof is extended below the liquid level of the reaction zone 12, the number of the medicine inlet pipes 3 is plural, and the medicine inlet pipes are respectively installed in the corresponding reaction zones 12 to respectively provide the corresponding reaction zones 12 with the liquid medicine for neutralization, color fading, coagulation or flocculation.

Through the scheme, one end of the water inlet pipe 2 extends into the position below the liquid level of the reaction zone 12, so that water is prevented from entering the reaction zone to generate foam, standing is not needed, and the treatment speed is increased. Through adding the liquid medicine of neutralization, fade, coagulation or flocculation in proper order in corresponding reaction zone 12 for liquid medicine and waste water fully react, make industrial waste water neutralization fade, and accelerate the formation and the sediment of solid compound, make solid compound have abundant time through a plurality of sedimentation zones 13 and subside in addition, make the solid compound in the sewage of discharge minimize, can be more clear.

As a modified embodiment, the plurality of settling zones 13 are further provided with guide plates 132, the lower ends of the guide plates 132 and the bottom surface of the settling zone 13 are provided with gaps 133 to allow the water flow to flow in an S-shape, and the through holes 111 of the adjacent partition plates 11 are each provided with a guide pipe 112, the guide pipe 112 is disposed downward, and a guide cover 113 having a downward opening is provided.

Through the scheme, the guide plate 132 is matched with the partition plate 11 to form the S-shaped water flow channel, the passing stroke and time of water flow are prolonged, so that the liquid medicine and the wastewater are fully reacted, and solid compounds generated by neutralization reaction can have sufficient time to precipitate, so that the purification effect is improved. The guide pipe 112 is arranged downwards, so that the guide cover 113 is arranged below the liquid level, the circulated water can be guided to directly enter the liquid level, the turbulent flow is avoided, the water flow is kept stable as much as possible, and the solid compound can be stably precipitated.

As a modified specific embodiment, the device further comprises an air pump 5, wherein the air pump 5 is connected with a plurality of bubble heads 51, and the bubble heads 51 are all arranged in the corresponding sedimentation zone 13 and are lower than the through holes 111 in height so as to be arranged below the liquid level.

Through the scheme, when the wastewater device does not operate, the air pump 5 is used as an air source, and the air is supplied to the settling zone 13 through the bubble head 51, so that the oxygen content in the settling zone 13 is kept above a certain level, the odor of the water body is avoided, and the water quality is ensured to meet the discharge standard.

As a modified specific implementation mode, the bottoms of the plurality of settling zones 13 are in a V shape, and are connected with a sediment extraction device 134, and the sediment extraction device 134 is connected with a solid-liquid separation device 135.

Through the scheme, the V shape is convenient for the precipitation and collection of the solid compound. After the wastewater treatment apparatus stops operating, it is left to stand for a certain period of time until the solid compounds are completely precipitated, and then wastewater mixed with the solid compounds is extracted by the precipitate extraction apparatus 134 and the solid compounds are separated by the solid-liquid separation apparatus 135 so as to treat the solid compounds without hindering the treatment of the wastewater.

As a modified specific embodiment, a first drain pipe 61 is connected to the settling zone 13 far away from the reaction zone 12, a multiple filtration device 62 is installed on the first drain pipe 61, the multiple filtration device 62 is connected to the detection tank 6, the multiple filtration device 62 comprises a sand filtration mechanism 621, a carbon filtration mechanism 622 and a multi-stage reverse osmosis membrane filtration mechanism 623, the detection tank 6 is connected to a second drain pipe 63 for draining water into municipal sewage pipes, a second detection device 64 for detecting the pH value is further arranged in the detection tank 6, the second detection device 64 is electrically connected, a third drain pipe 65 is arranged on the solid-liquid separation device 135, and the third drain pipe 65 is connected to the detection tank 6.

Through the scheme, the second detection device 64 monitors whether the water quality of the detection pool 6 reaches the national discharge standard or not, and feeds back a signal to the control device 4 so as to be convenient for adjustment, thereby ensuring that the discharged water quality can reach the PH value of 6-9. The wastewater separated by the detection solid-liquid separation device 135 enters the detection pool 6 for detection, so that the wastewater can reach the discharge standard and then is discharged. The wastewater passes through the multiple filtering device 62 before being discharged, and is filtered again by the sand filtering mechanism 621, the carbon filtering mechanism 622 and the multi-stage reverse osmosis membrane filtering mechanism 623, so as to ensure that the water quality can reach the discharge standard.

As a modified specific embodiment, the device further comprises a plurality of medicine boxes 32, the plurality of medicine boxes 32 are respectively used for containing neutralized, faded, coagulated or flocculated medicine liquid and are respectively connected with the corresponding medicine inlet pipes 3 to provide the medicine liquid for the corresponding reaction areas 12, first liquid level sensors 321 are arranged in the plurality of medicine boxes 32 and are respectively connected with a water replenishing pipe 33 and an acousto-optic alarm 332, a switch 331 is arranged on the water replenishing pipe 33, and the acousto-optic alarm 332 and the plurality of first liquid level sensors 321 are electrically connected with the control device 4.

Through above-mentioned scheme, when first level sensor 321 senses that the liquid medicine liquid level in the medical kit 32 is less than certain predetermined height, control device 4 is given to first level sensor 321 feedback signal, and control device 4 control effluent treatment plant stop operation to avoid waste water to continue to get into reaction tank 12, ensure that quality of water can not the variation, and send out the acousto-optic warning through acousto-optic siren 332, in order to remind operating personnel to supply the liquid medicine. After the operation is stopped, an operator adds the stock solution of the liquid medicine, then the switch 331 is turned on, the water replenishing pipe 33 adds water to the medicine box 32 for blending until the height of the liquid level of the liquid medicine is preset, the sound and light alarm 332 gives out sound and light alarm to inform the operator that the water adding is finished, and the water replenishing can be stopped by controlling the switch 331, so that the time for waiting for the water adding is shortened, and the efficiency is improved.

As a modified embodiment, the control device 4 is connected with a control panel 41, a time relay 42 and an ac contactor 43, and is provided with a manual automatic switching knob 44 and a start button 45.

Through the scheme, the control panel 41 is a touch screen liquid crystal panel, and is convenient to use and operate. The time relay 42 facilitates setting of time for unmanned operation at night without manual labor, ensuring that unmanned operation can be performed at government specified discharge time for discharge, and is convenient to use. The ac contactors 43 are respectively connected to a plurality of driving mechanisms in the apparatus, and facilitate control of the processing apparatus so as to stop or operate the processing apparatus according to the command of the control device 4. The manual-automatic switching knob 44 is turned to switch the automatic operation or the manual manipulation mode so as to ensure that the processing apparatus can be smoothly operated and, after an error is found, can rapidly perform processing by manual manipulation. The start button 45 is convenient for quick start or stop and is convenient to use.

As a modified specific embodiment, the air storage tank 7 is further included, and the first controller 21 and the second controller 31 are both pneumatic driving devices and are connected with the air storage tank 7.

Through the scheme, high-pressure gas stored in the gas tank 7 is used as a gas source, the pneumatic driving device is clean and efficient, an electric driving device is replaced, and the use cost of electric power can be effectively reduced. The air tank 7 can supplement air and pressure through the air compressor, and the air compressor is not required to be opened constantly, so that the use cost of the air source is reduced.

As a modified specific embodiment, the sewage treatment system further comprises a plurality of sewage tanks 22, wherein a second liquid level sensor 221 and a third detection device 222 for detecting PH are arranged in each sewage tank 22, each second liquid level sensor 221 and each third detection device 222 are electrically connected with the control device 4, and when the water level in each sewage tank 22 is lower than a preset value, the control device 4 controls the wastewater treatment device to stop operating.

Through the above scheme, when the second liquid level sensor 221 senses that the industrial wastewater in the sewage tank 22 is lower than a certain preset numerical value, the second liquid level sensor 221 feeds back a signal to the control device 4, the control device 4 controls the wastewater treatment device to stop operating, the proportion of the liquid medicine to the wastewater is ensured to be correct, the wastewater can be treated, the optimal state is kept, and the next restart of the wastewater is facilitated. The plurality of wastewater tanks 22 facilitates the accommodation of a large amount of wastewater for batch treatment, thereby improving efficiency, and can be applied to plants that generate a large amount of wastewater.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.

Claims

1. The utility model provides a wastewater treatment device, including handling pond (1), characterized by: be provided with baffle (11) in handling pond (1) to separate into reaction zone (12) and settling zone (13), the upper end of baffle (11) is provided with through-hole (111), reaction zone (12) are installed and are used for connecing into inlet tube (2) of waste water and are used for connecing into pencil (3) of advancing of liquid medicine to install respectively and are used for controlling first controller (21) of inflow and be used for controlling into second controller (31) of dose, reaction zone (12) are provided with first detection device (121) that are used for detecting the PH value, still including controlling means (4), controlling means (4) are connected with first controller (21), second controller (31) and first detection device (121) electricity respectively.

2. The wastewater treatment apparatus according to claim 1, wherein: the quantity of baffle (11) is a plurality of, the quantity of reaction zone (12) is a plurality of, the quantity of sedimentation zone (13) is a plurality of, and is a plurality of reaction zone (12) and a plurality of sedimentation zone (13) arrange in proper order, inlet tube (2) set up reaction zone (12) keeping away from sedimentation zone (13) to one end stretches into under the liquid level of reaction zone (12), the quantity of advancing medicine pipe (3) is a plurality of to install respectively in corresponding reaction zone (12) to provide the liquid medicine that is used for neutralization, fades, congeals or flocculates for corresponding reaction zone (12) respectively.

3. The wastewater treatment apparatus according to claim 2, wherein: the multiple sedimentation zones (13) are further provided with guide plates (132), gaps (133) are formed between the lower ends of the guide plates (132) and the bottom surfaces of the sedimentation zones (13) so that water flows in an S shape, guide pipes (112) are arranged on through holes (111) of adjacent partition plates (11), the guide pipes (112) are arranged downwards, and guide covers (113) with downward openings are arranged.

4. The wastewater treatment apparatus according to claim 3, wherein: the air pump is characterized by further comprising an air pump (5), wherein the air pump (5) is connected with a plurality of bubble heads (51), and the bubble heads (51) are all arranged in the corresponding settling area (13) and are lower than the through holes (111) in height.

5. The wastewater treatment apparatus according to claim 4, wherein: the bottoms of the plurality of settling zones (13) are V-shaped, and are connected with sediment extraction devices (134), and the sediment extraction devices (134) are connected with a solid-liquid separation device (135).

6. The wastewater treatment apparatus according to claim 5, wherein: keep away from reaction zone (12) settling zone (13) are connected with first drain pipe (61), install multiple filtration device (62) on first drain pipe (61), multiple filtration device (62) are connected with detection pond (6), multiple filtration device (62) are including sand filtering mechanism (621), carbon filtering mechanism (622) and multistage reverse osmosis membrane filtering mechanism (623), detection pond (6) are connected with second drain pipe (63) that are used for going into municipal administration sewage pipe with the water, still be provided with second detection device (64) that are used for detecting the pH value in detection pond (6), second detection device (64) are connected with controlling means (4) electricity, solid-liquid separation equipment (135) are provided with third drain pipe (65), third drain pipe (65) are connected with detection pond (6).

7. The wastewater treatment apparatus according to any one of claims 2 to 6, characterized in that: still including a plurality of medical kits (32), it is a plurality of medical kit (32) are used for holding the liquid medicine of neutralization, fade, coagulation or flocculation respectively to be connected with corresponding medicine inlet pipe (3) respectively, for corresponding reaction zone (12) provides the liquid medicine, it is a plurality of all be provided with first level sensor (321) in medical kit (32), and all be connected with moisturizing pipe (33) and audible-visual annunciator (332), be provided with switch (331) on moisturizing pipe (33), audible-visual annunciator and a plurality of first level sensor (321) all are connected with controlling means (4) electricity.

8. The wastewater treatment apparatus according to any one of claims 1 to 6, characterized in that: the control device (4) is connected with a control panel (41), a time relay (42) and an alternating current contactor (43), and is provided with a manual automatic switching knob (44) and a starting button (45).

9. The wastewater treatment apparatus according to any one of claims 1 to 6, characterized in that: the air-operated controller is characterized by further comprising an air tank (7), wherein the first controller (21) and the second controller (31) are pneumatic driving devices and are connected with the air tank (7).

10. The wastewater treatment apparatus according to any one of claims 1 to 6, characterized in that: the water inlet pipe (2) is connected with a plurality of sewage tanks (22), a second liquid level sensor (221) and a third detection device (222) for detecting the PH value are arranged in each sewage tank (22), and the second liquid level sensor (221) and the third detection device (222) are electrically connected with the control device (4).