CN209367828U - A kind of sewage-treatment plant of PLC control - Google Patents

A kind of sewage-treatment plant of PLC control Download PDF

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Publication number
CN209367828U
CN209367828U CN201822047950.6U CN201822047950U CN209367828U CN 209367828 U CN209367828 U CN 209367828U CN 201822047950 U CN201822047950 U CN 201822047950U CN 209367828 U CN209367828 U CN 209367828U
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China
Prior art keywords
water
sewage
tank
pipe
outlet
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CN201822047950.6U
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Chinese (zh)
Inventor
王聚峰
陈欣
侯家龙
成文清
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Anhui Tianyue Environmental Engineering Co Ltd
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Anhui Tianyue Environmental Engineering Co Ltd
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Abstract

The utility model discloses a kind of sewage-treatment plants of PLC control, including reaction tank, detention tank and tank, the water inlet end of the reaction tank is fixedly installed with tee tube A, the input end of tee tube A and the water inlet end of reaction tank are tightly connected, an input end of tee tube A is fixedly connected with sewage water inlet pipe, inlet regulating valve A and water pump A are installed, the other end of tee tube A connects sewage backflow pipe, is equipped with water pump B and inlet regulating valve B on sewage backflow pipe on sewage water inlet pipe.The sewage-treatment plant of this PLC control, it reacts the inorganic agent being independent of each other while reaction tank is added, this, which is added in reaction tank, in inorganic agent point with reaction influence handles sewage, using above-mentioned addition manner, improve the clean-up effect of sewage, sewage in detention tank can be extracted processing again, reduce the pollution water of discharge to greatest extent;Work is controlled by PLC controller, it is easy to operate.

Description

A kind of sewage-treatment plant of PLC control
Technical field
The utility model relates to technical field of sewage treatment equipment, specially a kind of sewage-treatment plant of PLC control.
Background technique
Sewage refers to the water being contaminated, and emphasizes its dirty one side, refer generally to pollute it is more serious, have certain danger Evil property, wherein just there is the strong chemical substance of many harmfulness, traditional sewage-treatment plant, by institute in industrial production sewage There is inorganic agent to be added in reaction tank together, react to each other wherein the substance in various inorganic agents and sewage can generate, reduces place Manage agent treatment effect, cause wastewater treatment efficiency bad, and purify sewage detection after water outlet, if water quality does not reach Mark, then need again to send water into reaction tank, cumbersome, is based on this, proposes a kind of sewage-treatment plant of PLC control.
Utility model content
The purpose of this utility model is to provide a kind of sewage-treatment plants of PLC control, can sufficiently locate by several times to sewage Reason, treatment effect is good, can improve the water yield of discharge water purification to greatest extent, easy to operate, solves the problems of the prior art.
To achieve the above object, the utility model provides the following technical solutions: a kind of sewage-treatment plant of PLC control, Including reaction tank, detention tank and tank, the water inlet end of the reaction tank is fixedly installed with tee tube A, tee tube A into The water inlet end of mouth end and reaction tank is tightly connected, and an input end of tee tube A is fixedly connected with sewage water inlet pipe, sewage water inlet pipe On inlet regulating valve A and water pump A be installed, the other end of tee tube A connects sewage backflow pipe, is equipped on sewage backflow pipe Water pump B and inlet regulating valve B, the water inlet end of sewage water inlet pipe are connect with detention tank;Detection is installed in the reaction tank Device, the other side of reaction tank are equipped with outlet pipe, and the outlet pipe of outlet pipe is fixedly installed with tee tube B, the water inlet of tee tube B End and the outlet pipe of outlet pipe are tightly connected, and a water outlet of tee tube B is fixedly connected with water purification outlet pipe, pacifies on water purification outlet pipe Equipped with outlet water control valve A, another outlet end of tee tube B is fixedly connected with water purification return pipe, is fixedly installed on water purification return pipe The water outlet of water-returning control valve and water pump C, water purification return pipe are fixedly connected with the water inlet end of tank;The water outlet of the tank It is fixedly installed with water purification delivery pipe, connection is connected with the upper end of reaction tank, consolidates in water purification delivery pipe for the water outlet of water purification delivery pipe Dingan County is equipped with outlet water control valve B and water pump D;The side upper end of the reaction tank is equipped with sewage-treating agent addition cylinder;The reaction The bottom end in pond is equipped with dirty water drainpipe, and blowdown control valve, the water outlet of dirty water drainpipe and dirt are equipped on dirty water drainpipe The water inlet end in water sedimentation pond is tightly connected, and the water outlet of detention tank connects sewage pipe;The side of the reaction tank is equipped with PLC Controller, inlet regulating valve A, water pump A, water pump B, inlet regulating valve B, outlet water control valve A, water-returning control valve, water pump C, water outlet Control valve B, water pump D and blowdown control valve are electrically connected with PLC controller.
Preferably, the detection device is made of stainless steel bracing frame and detecting instrument, and stainless steel bracing frame is fixed to be installed additional In reaction tank, detecting instrument is screwed in the lower end of stainless steel bracing frame, and detecting instrument uses universal sewage detection device.
Preferably, the water inlet end of the outlet pipe is placed in the middle-end of reaction tank.
Preferably, the detention tank and tank are respectively positioned on the lower end of reaction tank.
Preferably, the bottom end seal connection of the water inlet end and tank of the water purification delivery pipe.
Preferably, the inner cavity of the tank is equipped with T-type inclined plate.
Compared with prior art, the beneficial effects of the utility model are as follows:
The sewage-treatment plant of this PLC control, one or more react the inorganic agent being independent of each other while reaction tank are added Sewage is handled, the inorganic agent that there is reaction to influence point is added in reaction tank this and handles sewage, and use is above-mentioned Addition manner improves the clean-up effect of sewage, and the sewage in detention tank can be extracted processing again, reduces to greatest extent The pollution water of discharge improves the discharge rate of rear water purification after sewage treatment;Inlet regulating valve A, water pump are controlled by PLC controller A, water pump B, inlet regulating valve B, outlet water control valve A, water-returning control valve, water pump C, outlet water control valve B, water pump D and blowdown control The work such as valve, it is easy to operate;Entirety can be to sewage sufficiently processing by several times, and treatment effect is good, can improve discharge water purification to greatest extent Water yield, it is easy to operate.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model;
Fig. 2 is the tank cross-sectional view of the utility model.
In figure: 1, reaction tank;2, detention tank;3, tank;4, tee tube A;5, sewage water inlet pipe;6, water inlet is adjusted Valve A;7, water pump A;8, sewage backflow pipe;9, water pump B;10, inlet regulating valve B;11, detection device;111, stainless steel bracing frame; 112, detecting instrument;12, outlet pipe;13, tee tube B;14, water purification outlet pipe;15, outlet water control valve A;16, water purification return pipe; 17, water-returning control valve;18, water pump C;19, water purification delivery pipe;20, outlet water control valve B;21, water pump D;22, sewage-treating agent adds Add cylinder;23, dirty water drainpipe;24, blowdown control valve;25, sewage pipe;26, PLC controller;27, T-type inclined plate.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.
A kind of sewage-treatment plant of PLC control referring to FIG. 1-2, including reaction tank 1, detention tank 2 and tank 3, detention tank 2 and tank 3 are respectively positioned on the lower end of reaction tank 1, and avoidable sewage is accumulated in the side outlet water control valve A15 In tee tube B13, the water inlet end of reaction tank 1 is fixedly installed with tee tube A4, the water inlet of the input end and reaction tank 1 of tee tube A4 End is tightly connected, and an input end of tee tube A4 is fixedly connected with sewage water inlet pipe 5, is equipped on sewage water inlet pipe 5 into water The other end of regulating valve A6 and water pump A7, tee tube A4 connects sewage backflow pipe 8, be equipped on sewage backflow pipe 8 water pump B9 and The water inlet end of inlet regulating valve B10, sewage water inlet pipe 5 are connect with detention tank 2;Detection device 11 is installed in reaction tank 1, Detection device 11 is made of stainless steel bracing frame 111 and detecting instrument 112, and the fixation of stainless steel bracing frame 111 is installed at reaction tank In 1, detecting instrument 112 uses universal sewage detection device, and detecting instrument 112 is using spring bind in stainless steel bracing frame 111 Lower end, convenient for replacing different detection devices according to different sewage, the other side of reaction tank 1 is equipped with outlet pipe 12, out The water inlet end of water pipe 12 is placed at 1 bottom end of reaction tank upward 1/4, and the water outlet of outlet pipe 12 is fixedly installed with tee tube B13, and three The water inlet end of siphunculus B13 and the water outlet of outlet pipe 12 are tightly connected, and a water outlet of tee tube B13 is fixedly connected with water purification water outlet Pipe 14, outlet water control valve A15 is equipped on water purification outlet pipe 14, and another outlet end of tee tube B13 is fixedly connected with water purification reflux Pipe 16 is fixedly installed with water-returning control valve 17 and water pump C18 on water purification return pipe 16, and the water outlet of water purification return pipe 16 is fixed Connect the water inlet end of tank 3;The water outlet of tank 3 is fixedly installed with water purification delivery pipe 19, the water outlet of water purification delivery pipe 19 Connection is connected with the upper end of reaction tank 1 for end, and outlet water control valve B20 and water pump D21, water purification are fixedly installed in water purification delivery pipe 19 The water inlet end of delivery pipe 19 is connect with the bottom end seal of tank 3, and the inner cavity of tank 3 is equipped with T-type inclined plate 27, water purification conveying The water inlet end of pipe 19 is located in 27 front end areola of T-type inclined plate, convenient for sufficiently extracting the water in tank 3 out;The side of reaction tank 1 Upper end is equipped with sewage-treating agent addition cylinder 22;The bottom end of reaction tank 1 is equipped with dirty water drainpipe 23, pacifies on dirty water drainpipe 23 Equipped with blowdown control valve 24, the water outlet of dirty water drainpipe 23 and the water inlet end of detention tank 2 are tightly connected, detention tank 2 water outlet connects sewage pipe 25;The side of reaction tank 1 is equipped with PLC controller 26, inlet regulating valve A6, water pump A7, water pump B9, inlet regulating valve B10, outlet water control valve A15, water-returning control valve 17, water pump C18, outlet water control valve B20, water pump D21 and row Dirty control valve 24 is electrically connected with PLC controller 26, when carrying out sewage treatment, controls inlet regulating valve by PLC controller 26 A6, water pump A7, water pump B9, inlet regulating valve B10, outlet water control valve A15, water-returning control valve 17, water pump C18, outlet water control valve The work such as B20, water pump D21 and blowdown control valve 24, it is easy to operate.
The sewage-treatment plant of PLC control protrudes into the entrance of sewage water inlet pipe 5 in cesspool, PLC at work Controller 26 controls water pump A7 and inlet regulating valve A6 work, and water pump A7 pumps sewage to reaction tank 1, inlet regulating valve A6 Wastewater influent amount is controlled, after sewage capacity can be handled by reaching reaction tank 1, control water pump A7 stops working, at sewage Reason agent addition cylinder 22 adds the inorganic agent that one of or several reactions are independent of each other into reaction tank 1 and is formed after reacting Sediment drop it is heavy, be sink to the bottom end of reaction tank 1, PLC controller 26 controls water pump C18 and water-returning control valve 17 works, water pump Upper end is removed the sewage after corresponding pollutant and sent into tank 3 by C18, and water-returning control valve 17 controls pump-out, and pump-out can The capacity of 12 lower end reaction tank 1 of water pot is subtracted out according to inflow and is obtained, in order to avoid water pump C18 zero load is burnt, then opens blowdown The pollutant of 1 bottom end of reaction tank is discharged in control valve 24, and row opens outlet water control valve B20 and water pump D21 after rolling and will remove accordingly Sewage after pollutant is sent again to being handled in reaction tank 1, is passed through sewage-treating agent and is added cylinder 22 and adds sewage-treating agent , circuit sequentially and sewage handled, wherein detecting instrument 112 constantly detection various pollutants index, it is below standard then Corresponding inorganic agent is added to be handled again, water quality reaching standard after detection processing, is then controlled and be discharged by PLC controller 26 Control valve A15 is opened, by the discharge of water purification outlet pipe 14 treated clean water;During adding sewage-treating agent, anti- At once the sewage-treating agent being independent of each other can be added simultaneously in reaction tank 1, react to each other if generated during reaction, no When conducive to processing sewage, then the above method is used, is divided into and sewage being handled several times;Sewage storage after processed is in dirt In water sedimentation pond 2, after sewage precipitates in detention tank 2, open water pump B9 and inlet regulating valve B10 by upper end more Clean sewage is evacuated in reaction tank again to be handled, and bottom end pollutant is then discharged by sewage pipe 25, the settlement of sewage of setting Pond 2 can sewage be further processed to treated, reduces the pollution water of discharge to greatest extent;Entirety can be to sewage by several times Sufficiently processing, treatment effect is good, can improve the water yield of discharge water purification to greatest extent, easy to operate.
In summary: the sewage-treatment plant of this PLC control adds cylinder 22 by sewage-treating agent and adds into reaction tank 1 The inorganic agent for adding one of or several reactions to be independent of each other, after reacting, the sediment drop of formation is heavy, is sink to reaction tank 1 Bottom end, PLC controller 26 controls water pump C18 and water-returning control valve 17 and works, after upper end is removed corresponding pollutant by water pump C18 Sewage send into tank 3, then open blowdown control valve 24 be discharged 1 bottom end of reaction tank pollutant, row open out after rolling Water control valve B20 and water pump D21 send the sewage after removing corresponding pollutant again to handling in reaction tank 1, passes through dirt Water treatment agent adds cylinder 22 and adds sewage-treating agent, circuits sequentially and handles sewage, and wherein detecting instrument 112 is continuous The index of various pollutants is detected, water quality reaching standard after detection processing then controls outlet water control valve A15 by PLC controller 26 and beats It opens, by the discharge of water purification outlet pipe 14 treated clean water;During adding sewage-treating agent, it is independent of each other in reaction Sewage-treating agent can be added simultaneously in reaction tank 1, sequentially add various sewage-treating agents, be divided into several times to sewage at Reason, good to wastewater treatment efficiency, the sewage in detention tank 2 can be extracted processing again, reduce the dirt of discharge to greatest extent Contaminate water;Entirety can be to sewage sufficiently processing by several times, and treatment effect is good, can improve the water yield of discharge water purification, behaviour to greatest extent Facilitate.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims (6)

1. a kind of sewage-treatment plant of PLC control, including reaction tank (1), detention tank (2) and tank (3), feature Be: the water inlet end of the reaction tank (1) is fixedly installed with tee tube A (4), the input end of tee tube A (4) and reaction tank (1) Water inlet end be tightly connected, an input end of tee tube A (4) is fixedly connected with sewage water inlet pipe (5), sewage water inlet pipe (5) On inlet regulating valve A (6) and water pump A (7) be installed, the other end of tee tube A (4) connects sewage backflow pipe (8), sewage backflow Water pump B (9) and inlet regulating valve B (10) are installed, the water inlet end of sewage water inlet pipe (5) and detention tank (2) are even on pipe (8) It connects;It is equipped with detection device (11) in the reaction tank (1), the other side of reaction tank (1) is equipped with outlet pipe (12), outlet pipe (12) outlet pipe is fixedly installed with tee tube B (13), the water inlet end of tee tube B (13) and the water outlet seal of tube of outlet pipe (12) Connection, a water outlet of tee tube B (13) are fixedly connected water purification outlet pipe (14), and water purification outlet pipe is equipped with out water control on (14) Valve A (15) processed, another outlet end of tee tube B (13) are fixedly connected water purification return pipe (16), fixed on water purification return pipe (16) Water-returning control valve (17) and water pump C (18) are installed, the water outlet of water purification return pipe (16) is fixedly connected with the water inlet of tank (3) End;The water outlet of the tank (3) is fixedly installed with water purification delivery pipe (19), the water outlet of water purification delivery pipe (19) with react Connection is connected in the upper end in pond (1), is fixedly installed with outlet water control valve B (20) and water pump D (21) in water purification delivery pipe (19);It is described The side upper end of reaction tank (1) is equipped with sewage-treating agent addition cylinder (22);The bottom end of the reaction tank (1) is equipped with dirty water draining It manages (23), is equipped with blowdown control valve (24) on dirty water drainpipe (23), the water outlet of dirty water drainpipe (23) and settlement of sewage The water inlet end in pond (2) is tightly connected, and the water outlet of detention tank (2) connects sewage pipe (25);Pacify the side of the reaction tank (1) Equipped with PLC controller (26), inlet regulating valve A (6), water pump A (7), water pump B (9), inlet regulating valve B (10), outlet water control valve A (15), water-returning control valve (17), water pump C (18), outlet water control valve B (20), water pump D (21) and blowdown control valve (24) with PLC controller (26) electrical connection.
2. a kind of sewage-treatment plant of PLC control according to claim 1, it is characterised in that: the detection device (11) it is made of stainless steel bracing frame (111) and detecting instrument (112), stainless steel bracing frame (111) fixation is installed at reaction tank (1) in, detecting instrument (112) is screwed in the lower end of stainless steel bracing frame (111), and detecting instrument (112) is examined using universal sewage Measurement equipment.
3. a kind of sewage-treatment plant of PLC control according to claim 1, it is characterised in that: the outlet pipe (12) Water inlet end be placed in the middle-end of reaction tank (1).
4. a kind of sewage-treatment plant of PLC control according to claim 1, it is characterised in that: the detention tank (2) and tank (3) is respectively positioned on the lower end of reaction tank (1).
5. a kind of sewage-treatment plant of PLC control according to claim 1, it is characterised in that: the water purification delivery pipe (19) water inlet end is connect with the bottom end seal of tank (3).
6. a kind of sewage-treatment plant of PLC control according to claim 1, it is characterised in that: the tank (3) Inner cavity is equipped with T-type inclined plate (27).
CN201822047950.6U 2018-12-05 2018-12-05 A kind of sewage-treatment plant of PLC control Active CN209367828U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822047950.6U CN209367828U (en) 2018-12-05 2018-12-05 A kind of sewage-treatment plant of PLC control

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822047950.6U CN209367828U (en) 2018-12-05 2018-12-05 A kind of sewage-treatment plant of PLC control

Publications (1)

Publication Number Publication Date
CN209367828U true CN209367828U (en) 2019-09-10

Family

ID=67831673

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822047950.6U Active CN209367828U (en) 2018-12-05 2018-12-05 A kind of sewage-treatment plant of PLC control

Country Status (1)

Country Link
CN (1) CN209367828U (en)

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