CN114873811A - An Environmentally Friendly Sewage Treatment System - Google Patents

Abstract

The invention relates to an environment-friendly sewage treatment system, belonging to the technical field of sewage treatment; the environment-friendly sewage treatment system comprises a sewage tank, a rack, a filtering device, a driving device, a mixing device, and a sewage system. On the rack, a filter device is installed inside the sewage tank, and a driving device for driving the sewage tank is installed on the rack. The sewage is processed in the feeding device, and after the sewage is collected, it is transported to the sewage system for treatment; the present invention can separate the water and the sludge in the sewage, and after the separation, the sludge and the water are separately treated, and the separated sludge is operated to a mixed state. After the sewage is collected, it is transported to the sewage system for treatment. Both water and sludge can be treated for recycling, turning waste into treasure, avoiding environmental pollution, and at the same time in line with the environmental protection concept of waste recycling. .

Description

An Environmentally Friendly Sewage Treatment System

technical field

The invention relates to an environment-friendly sewage treatment system, which belongs to the technical field of sewage treatment.

Background technique

There is a large amount of water resources in the sludge produced by life and industry. If these water resources are not treated, it will cause great waste. To this end, some sludge treatment equipment came into being to treat the water in the sludge and turn waste into treasure, which not only saves water resources, but also protects the environment. In addition, sludge mainly contains microorganisms, organic matter adsorbed by microorganisms, and microbial metabolic activity products, but the residual activated sludge after wastewater treatment is directly used as fertilizer, which has poor effect and cannot effectively provide nutrients for crops. Therefore, there is a need to design a processing system to solve the current problems.

SUMMARY OF THE INVENTION

In order to overcome the problems existing in the background technology, the present invention can separate the water and the sludge in the sewage, separate the sludge and the water for separate treatment, run the separated sludge into a mixing device for processing, and collect the sewage After being transported to the sewage system for treatment, both water and sludge can be treated for recycling, turning waste into treasure, avoiding environmental pollution, and at the same time in line with the environmental protection concept of waste recycling.

In order to overcome the problems existing in the background technology, in order to solve the above problems, the present invention is realized through the following technical solutions:

The environmentally friendly sewage treatment system includes a sewage tank, a rack, a filter device, a driving device, a mixing device, and a sewage system. The sewage tank is installed on the rack, and a filter device is installed inside the sewage tank. In the driving device that drives the sewage tank, the muddy water in the sewage is separated by driving the sewage tank. The separated sludge is transferred to the mixing device through the belt conveyor for processing. After the sewage is collected, it is transported to the sewage system for treatment.

Preferably, the top of the sewage tank is provided with a through hole, a bearing is installed at the position of the through hole, the water inlet pipe connecting the mud pump extends into the sewage tank along the inner ring of the bearing, and a filter for storing sewage is arranged between the inner wall of the sewage tank and the filter device. In the water storage gap, the side wall of the sewage tank is equipped with a liquid outlet pipe installed with a solenoid valve, the bottom of the sewage tank is opened, and a closing device for opening or closing the opening is installed at the opening position. The filter device includes filter parts, filter cloths, and filter materials. The filter element is a ring-shaped frame structure, and the surface is evenly distributed with permeable mesh holes, the surface of the filter element is covered with filter cloth, and the interior of the filter element is filled with filter material. A rotating shaft is installed on the bottom of the tank through a bearing, a base plate is fixedly connected to the rotating shaft, and the rotating shaft is connected with a drive motor of the base plate through a gear transmission mechanism.

Preferably, the driving device includes a ring gear rack, a box drive motor, a slewing bearing, and a driving gear. The sewage tank is provided with a ring gear rack, and a slewing bearing for receiving the ring gear rack is installed on the frame. There is a box body drive motor, and the box body drive motor is provided with a driving gear that meshes with the ring gear rack.

Preferably, a mud scraping device is installed on the sewage tank, and the mud scraping device includes an annular scraper and a cylinder. The scrapers are connected, and the side surface of the annular scraper is attached to the inner wall of the filter device.

Preferably, the mixing device includes a mixing box, a feeding drive motor, a feeding screw, a bevel gear drive mechanism, a material barrel, a second rotating shaft, a gear transmission mechanism, a stirring screw, an electric telescopic rod, a baffle, a straight Vibrating feeder, a feeding drive motor, a barrel, a direct vibrating feeder, and a feeding hopper are installed on the top of the mixing box, a feeding screw connected to the motor is installed in the barrel, and a hopper is connected to the top of the barrel for mixing materials. The top of the box is also installed with a second rotating shaft, the top of the second rotating shaft is drivingly connected with the feeding screw through a bevel gear drive mechanism, and the bottom of the second rotating shaft is driven and connected with the stirring screw installed inside the mixing box through a gear transmission mechanism. The feeding port of the vibrating feeder is opposite to each other, and the discharging port of the direct vibrating feeder is installed with an electric telescopic rod through a bracket, and the end of the electric telescopic rod is connected to a baffle plate, and a long strip of The discharge gap is controlled by the electric telescopic rod to move the baffle plate up and down, so as to control the size of the discharge gap. A feeding hopper connected to the mixing box is installed at the discharge port of the direct vibration feeder.

Preferably, the sewage system includes an activated carbon filter, an ultrafiltration water purifier, a reverse osmosis filter, an ultraviolet sterilizer, a pressure water storage tank, and a second booster pump, and the water inlet of the activated carbon filter passes through pipes and pumps. The body is connected to the waste water collection tank, the water outlet of the activated carbon filter is connected with the water inlet of the ultrafiltration water purifier through the pipeline installed with the solenoid valve, and the water outlet of the ultrafiltration water purifier is connected with the water inlet of the second booster pump. The water outlet of the second booster pump is connected with the water inlet of the reverse osmosis filter through the pipeline installed with the one-way valve, and the water outlet of the reverse osmosis filter is connected with the water inlet of the ultraviolet sterilizer through the pipeline installed with the solenoid valve. The water outlet of the sterilizer is connected to the pressure water storage tank through the pipeline installed with the solenoid valve.

Preferably, a water quality detection device is installed inside the pressure water storage tank, and the water quality detection device includes a pH sensor, a turbidity sensor, a dissolved oxygen sensor, a water temperature sensor, and a conductivity sensor provided inside.

Preferably, the liquid distribution device includes a liquid distribution tank, a reversing valve, a high-pressure plunger pump, and a water pump. There are at least two liquid distribution tanks for storing different solutions. The water inlet of the high-pressure plunger pump passes through The pipeline is connected to the water outlet of the reversing valve, and the installation pipeline of the water inlet of the reversing valve extends to the liquid distribution tank, and is connected with the water pump installed in the liquid distribution tank.

The beneficial effects of the present invention are:

The invention can separate the moisture and sludge in the sewage, separate the sludge and the moisture for separate treatment, the separated sludge is transferred to a mixing device for processing, the sewage is collected, and then transported to the sewage system for treatment, Both water and sludge can be treated for recycling, turning waste into treasure, avoiding environmental pollution, and at the same time in line with the environmental protection concept of waste recycling.

Description of drawings

Fig. 1 is the structural representation of the present invention;

Fig. 2 is the structural representation of sewage tank of the present invention;

Fig. 3 is the structure schematic diagram of the mixing device of the present invention;

Fig. 4 is the structural schematic diagram of the closing device of the present invention;

5 is a schematic structural diagram of the sewage system of the present invention;

Fig. 6 is the structure schematic diagram of the liquid dosing device of the present invention;

Fig. 7 is the front view of the direct vibration feeder of the present invention;

Fig. 8 is the side view of the direct vibration feeder of the present invention;

Fig. 9 is the structural representation of the filter device of the present invention;

Fig. 10 is the module diagram of the water quality detection device of the present invention;

FIG. 11 is a schematic diagram of the wireless terminal module of the present invention.

The numbers in the figure are: 1-sewage tank, 2-mixing device, 3-sewage system, 4-liquid dispensing device, 5-belt conveyor, 6-collecting hopper, 7-wastewater collection tank, 8-mud pump, 9 -Box drive motor, 10-Support sleeve, 11-Cylinder, 12-Sleeve bearing, 13-First booster pump, 14-Annular scraper, 15-Filter device, 16-Water storage space, 17- Ring rack, 18-drive gear, 19-base plate, 20-gear drive mechanism, 21-first shaft, 22-liquid outlet pipe, 23-quick joint, 24-pump body, 25-base plate drive motor, 26-inlet Feed drive motor, 27-feed screw, 28-bevel gear drive mechanism, 29-barrel, 30-second shaft, 31-gear transmission mechanism, 32-stirring screw, 33-electric telescopic rod, 34-baffle plate , 35-feed hopper, 36-direct vibration feeder, 37-activated carbon filter, 38-ultrafiltration water purifier, 39-reverse osmosis filter, 40-ultraviolet sterilizer, 41-pressure water storage tank, 42- The second booster pump, 43-check valve, 44-discharge clearance, 45-first liquid distribution tank, 46-reversing valve, 47-second liquid distribution tank, 48-metering pump, 49-water pump, 50 -Lock hydraulic cylinder, 51-lock plate.

Detailed ways

In order to make the objectives, technical solutions and beneficial effects of the present invention clearer, the preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so as to facilitate the understanding of the skilled person.

As shown in Figures 1-11, the environmentally friendly sewage treatment system includes a sewage tank 1, a rack, a filter device 15, a driving device, a mixing device 2, and a sewage system 3. The sewage tank 1 is installed on the rack, A filter device 15 is installed inside the sewage tank 1, and a driving device for driving the sewage tank 1 is installed on the frame. The sewage is collected and sent to the sewage system 3 for treatment.

The top of the sewage tank 1 is provided with a through hole, and a sleeve bearing 12 is installed at the position of the through hole. In this embodiment, the top of the sewage tank 1 is provided with a support sleeve 10, and the support sleeve 10 is matched with the sleeve installed on the frame, so that the driving device supports the sleeve during the process of driving the sewage tank 1. 10 plays the role of stable support. Correspondingly, the through hole corresponds to the bottom of the support sleeve 10. The inner diameter of the support sleeve 10 is larger than the outer diameter of the inlet pipe of the mud pump 8. During the driving process, it is not in contact with the water inlet pipe of the mud pump 8 to ensure the normal water inlet of the water inlet pipe of the mud pump 8 .

A water storage gap for storing sewage is arranged between the inner wall of the sewage tank 1 and the filter device 15. The side wall of the sewage tank 1 is equipped with a liquid outlet pipe 22 installed with a solenoid valve. The closing device of the opening, the closing device includes a bottom plate 19, a first rotating shaft 21, a gear drive mechanism 20, and a bottom plate driving motor 25, the bottom of the sewage tank 1 is mounted with a first rotating shaft 21 through a bearing, and the first rotating shaft 21 is fixedly connected with a bottom plate 19. The first rotating shaft 21 is connected with the base plate driving motor 25 through the gear transmission mechanism 31 . In this embodiment, the bottom plate 19 is covered with a rubber gasket, and the bottom plate driving motor 25 drives the first rotating shaft 21 to rotate through the gear transmission mechanism 31 . The rotation of the first rotating shaft 21 drives the bottom plate 19 to open the bottom opening of the sewage tank 1 or off. Driven by the driving device, after the separation of water and sludge is completed, the closing device is opened, and the sludge can be poured out. At the same time, the liquid outlet pipe 22 installed with the solenoid valve is moved to the waste water collection tank 7, and the solenoid valve is opened. , the water can be collected. In this embodiment, a locking hydraulic cylinder 50 is also installed on the side of the sewage tank 1, and a locking plate 51 for locking the bottom plate 19 is also installed at the end of the locking hydraulic cylinder 50 to ensure that the bottom plate 19 is stable after being closed.

The filter device 15 includes a filter element, a filter cloth, and a filter material. The filter element is a ring-shaped frame structure, and the surface of the filter element is uniformly distributed with water-permeable mesh holes. The surface of the filter element is covered with a filter cloth, and the filter element is filled with filter material. Choose coarse sand, gravel, cinder, activated carbon. In addition, a first booster pump 13 is also installed on the frame, and pipes are installed on the first booster pump 13 and the sewage tank 1. The pipes are connected by a quick joint 23 to realize quick connection and quick disassembly between the pipes, and the sewage The pipeline on the tank 1 is connected to the water storage gap. After the pipeline is connected through the quick joint 23, the first booster pump 13 is connected to the water source, which can transport high-pressure water to the water storage gap, and overflow along the filter device 15 in the reverse direction. The device 15 is cleaned to ensure filtration performance.

The driving device includes a ring gear rack 17, a box drive motor 9, a rotary bearing, and a driving gear 18. The sewage tank 1 is provided with a ring gear rack 17, and a rotary bearing for receiving the ring gear rack 17 is installed on the frame. A box drive motor 9 is installed on the frame, and a drive gear 18 that meshes with the ring rack 17 is installed on the box drive motor 9 . In this embodiment, the sewage tank 1 is a cylindrical mechanism, which is arranged vertically. The rotary bearing can support the sewage tank 1 during the rotation process. The box drive motor 9 drives the driving gear 18 to rotate, and the driving gear 18 drives the corresponding The meshed annular rack 17 drives the sewage tank 1 to rotate.

A mud scraping device is installed on the sewage tank 1. The mud scraping device includes an annular scraper 14 and a cylinder 11. The cylinder 11 is installed on the top of the sewage tank 1 through a bracket, and the end of the cylinder 11 is connected to the sewage tank 1. The inner annular scraper 14 is connected, and the side surface of the annular scraper 14 is attached to the inner wall of the filter device 15 . In the present embodiment, a rubber scraper ring may be provided in the outer circumferential direction of the annular scraper 14 to ensure contact with the inner wall of the filter device 15 to remove sludge.

The mixing device 2 includes a mixing box, a feeding drive motor 26, a feeding screw 27, a bevel gear driving mechanism 28, a material barrel 29, a second rotating shaft 30, a gear transmission mechanism 31, a stirring screw 32, and an electric telescopic rod 33. , baffle plate 34, direct vibration feeder 36, the top of the mixing box is equipped with a feeding drive motor 26, a barrel 29, a direct vibration feeder 36, a feeding hopper 35, and a connecting feed is installed in the barrel 29 The feeding screw 27 of the drive motor 26, the top of the barrel 29 is connected with a hopper, the top of the mixing box is also installed with a second rotating shaft 30, and the top of the second rotating shaft 30 is drivingly connected with the feeding screw 27 through the bevel gear drive mechanism 28, the second The bottom of the rotating shaft 30 is drivingly connected with the stirring screw 32 installed inside the mixing box through the gear transmission mechanism 31, the material barrel 29 is opposite to the feeding port of the direct vibration feeder 36, and the discharge port of the direct vibration feeder 36 is installed through the bracket There is an electric telescopic rod 33 , the end of the electric telescopic rod 33 is connected to the baffle plate 34 , the baffle plate 34 is provided with a long discharge gap 44 along the vertical direction, and the baffle plate 34 is controlled by the electric telescopic rod 33 to move up and down , so as to control the size of the discharge gap 44 , and a feeding hopper 35 that communicates with the mixing box is installed at the position of the discharge port of the direct vibrating feeder 36 . In this embodiment, the feeding drive motor 26 and the material barrel 29 are installed on the mixing box through a bracket, the feeding screw 27 is connected with the feeding driving motor 26 through a coupling, and the feeding screw 27 has no helical section A bevel gear is installed on it. Correspondingly, a bevel gear is also installed on the second rotating shaft 30. The two bevel gears mesh with each other. The position of the baffle plate 34 can be adjusted by installing an electric telescopic rod 33 on the direct vibration feeder 36. , the size of the discharge gap 44 can be controlled. The direct vibration feeder 36 is driven by the internal motor to rotate the two eccentric shafts, thereby generating a huge linear excitation force, and the material moves forward until it reaches the discharge port. In this embodiment, The discharge gap 44 is a vertical strip structure. By controlling the telescopic extension and retraction of the electric telescopic rod 33, the size of the discharge gap 44 relative to the position of the discharge port can be adjusted, so as to control the discharge during the process of cooperating with the direct vibration feeder 36. volume and discharge speed. After the feeding driving motor 26 is driven, the feeding screw 27 is driven to rotate, during which the second rotating shaft 30 is driven through the bevel gear transmission mechanism 31 , and the second rotating shaft 30 drives the stirring screw 32 through the gear transmission mechanism 31 .

The sewage system 3 includes an activated carbon filter 37, an ultrafiltration water purifier 38, a reverse osmosis filter 39, an ultraviolet sterilizer 40, a pressure water storage tank 41, and a second booster pump 42. The water outlet is connected to the waste water collection tank 7 through the pipeline and the pump body 24, the water outlet of the activated carbon filter 37 is connected to the water inlet of the ultrafiltration water purifier 38 through the pipeline installed with the solenoid valve, and the water outlet of the ultrafiltration water purifier 38 is connected to the first. The water inlets of the two booster pumps 42 are connected to each other, the water outlet of the second booster pump 42 is connected to the water inlet of the reverse osmosis filter 39 through the pipeline where the check valve 43 is installed, and the water outlet of the reverse osmosis filter 39 is installed The pipeline of the electromagnetic valve is connected with the water inlet of the ultraviolet sterilizer 40, and the water outlet of the ultraviolet sterilizer 40 is connected with the pressure water storage tank 41 through the pipeline on which the electromagnetic valve is installed. After the water enters along the water inlet of the activated carbon filter 37, impurities such as odor, residual chlorine, methane, pesticides, and fertilizers are removed. After the filtration is completed, the solenoid valve at the water outlet of the activated carbon filter 37 is opened, and the water source is transported to the ultrafiltration net. In the water device 38, harmful substances such as particles, bacteria, some viruses, colloids and some organic substances are removed, and after the filtration is completed, the solenoid valve at the water outlet position of the ultrafiltration water purifier 38 is opened, and the water source is transported to the second booster pump 42, After being pressurized by the second booster pump 42, it is transported to the reverse osmosis filter 39 along the one-way valve 43 to filter out inorganic salts, organic substances, heavy metal ions, bacteria, viruses and other substances. After the filtration is completed, the reverse osmosis filter 39 is turned on. The solenoid valve at the water outlet transmits the water source to the ultraviolet sterilizer 40 and stores it in the pressure water storage tank 41 after sterilization.

A water quality detection device is installed inside the pressure water storage tank 41 , and the water quality detection device includes a pH sensor, a turbidity sensor, a dissolved oxygen sensor, a water temperature sensor, and a conductivity sensor provided inside. The water quality detection device is equipped with a pH sensor, a turbidity sensor, a dissolved oxygen sensor, a water temperature sensor and a conductivity sensor. The pH sensor can monitor the pH value in the water in real time, and the turbidity sensor can monitor the turbidity in the water. , the dissolved oxygen sensor can monitor the solubility in water in real time, the water temperature sensor can monitor the water temperature in the water in real time, and the conductivity sensor can monitor the conductivity in the water in real time. The wireless terminal module is composed of a GSM signal receiving module, a GSM signal transmitting module, a main board circuit and a signal converter. The GSM signal receiving module is used to receive external detection signals, and the GSM signal transmitting module is used to transmit the received external detection signals. The converter is used to convert the signal received by the GSM signal receiving module into a digital signal. The GSM signal receiving module receives the external signal and converts the signal through the signal converter. The converted signal is sent to the external terminal through the GSM signal transmitting module.

The liquid distribution device 4 includes a liquid distribution tank, a reversing valve 46, a metering pump 48, and a water pump 49. The liquid distribution tank is provided with at least two for storing different solutions. The water inlet of the metering pump 48 is connected by a pipeline. The water outlet of the reversing valve 46 and the installation pipeline of the water inlet of the reversing valve 46 extend to the liquid distribution tank, and are connected to the water pump 49 installed in the liquid distribution tank. The chemicals for treating the water source can be added into the liquid distribution tank. After the reversing valve 46, different liquid distribution tanks can be connected with the metering pump 48 to transport the unused solution, thereby changing the pH value and turbidity of the water. , solubility, water temperature, conductivity.

The working process of the present invention: open the mud pump 8 to transport the muddy water into the sewage tank 1, open the box drive motor 9, drive the driving gear 18 to rotate, and the driving gear 18 drives the ring gear 17 meshing with it, driving the sewage tank 1 During the rotation, after the moisture of the sludge is filtered by the filter device 15, in the water storage space 16, after the mud and water separation of the mud and water is completed, the liquid outlet pipe 22 with the solenoid valve installed is moved to the waste water collection tank 7, and the opening is turned on. Solenoid valve can collect the water, after that, the bottom plate driving motor 25 is turned on, the bottom opening of the sewage tank 1 is opened, and the sludge is dumped along the collecting hopper 6 to the belt conveyor 5 for operation. During the period, the sludge scraping device will adhere to the The sludge on the filter device 15 is scraped off, and the sludge is conveyed by the belt conveyor 5 to the feeding port of the mixing device 2, the feeding drive motor 26 is turned on, the material to be mixed is added at the hopper position, and the material is transported to the material After the tail of the cylinder 29 enters the direct vibration feeder 36, the direct vibration feeder 36 is driven by the internal motor to rotate the two eccentric shafts, thereby generating a huge linear excitation force, the material moves forward until it reaches the discharge port, and passes through the electric telescopic rod. 33 Adjust the discharge gap 44, and then control the discharge amount and discharge speed. After the waste water collection tank 7 collects water, the water source is pumped into the water inlet of the activated carbon filter 37 through the pump body 24, during which it is processed by the ultrafiltration water purifier 38, the reverse osmosis filter 39 and the ultraviolet sterilizer 40 and then input to the pressure water storage. In the tank 41, the water quality detection device detects the water quality in the pressure water storage tank 41, and adjusts the pH value, turbidity, solubility, water temperature and conductivity through the liquid dispensing device 4.

The invention can separate the moisture and sludge in the sewage, separate the sludge and the moisture for separate treatment, the separated sludge is transferred to a mixing device for processing, the sewage is collected, and then transported to the sewage system for treatment, Both water and sludge can be treated for recycling, turning waste into treasure, avoiding environmental pollution, and at the same time in line with the environmental protection concept of waste recycling.

Finally, it should be noted that the above preferred embodiments are only used to illustrate the technical solutions of the present invention and not to limit them. Although the present invention has been described in detail through the above preferred embodiments, those skilled in the art should Various changes may be made in details without departing from the scope of the invention as defined by the claims.

Claims (8)

1. The utility model provides a sewage treatment system of environmental protection which characterized in that: the sewage treatment system of environmental protection includes sewage jar, frame, filter equipment, drive arrangement, compounding device, sewage system, the sewage jar is installed in the frame, and sewage jar internally mounted has filter equipment, installs the drive arrangement who is used for driving the sewage jar in the frame, separates the muddy water of sewage through driving the sewage jar, and the mud after the separation is processed in band conveyer operation to compounding device, and sewage is carried to sewage system and is handled after collecting.

2. The environmentally friendly wastewater treatment system of claim 1, wherein: the utility model discloses a sewage tank, including sewage tank, filter element, filter tank bottom, sewage tank inner wall and filter equipment, sewage tank top is provided with the through-hole, and the bearing is installed to the through-hole position, and the inlet tube of connecting the slush pump extends to in the sewage tank along the bearing inner circle, is provided with the water storage clearance that is used for storing sewage between sewage tank inner wall and the filter equipment, and the drain pipe of installation solenoid valve is installed to the sewage tank lateral wall, sewage tank bottom opening, and open position installs and is used for opening or closes open-ended closing device, and filter equipment includes filter element, filter cloth, filter media, the filter element is the annular frame structure, and the surperficial equipartition has the mesh that permeates water, and filter element surface covering has the filter cloth, and the inside packing of filter element has the filter media, and closing device includes bottom plate, pivot, gear drive mechanism, bottom plate driving motor, the sewage tank bottom installs the pivot through the bearing, fixedly connected with bottom plate driving motor in the pivot through gear drive mechanism.

3. The environmentally friendly wastewater treatment system according to claim 1 or 2, wherein: the driving device comprises an annular rack, a box body driving motor, a rotary bearing and a driving gear, the annular rack is arranged on the sewage tank, the rotary bearing used for bearing the annular rack is installed on the rack, the box body driving motor is installed on the rack, and the driving gear meshed with the annular rack is installed on the box body driving motor.

4. The mineral filter ash device of claim 3, wherein: install on the sewage jar and scrape mud device, it includes cyclic annular scraper blade and cylinder to scrape mud device, the cylinder passes through the support mounting at sewage jar top, and the cylinder tip is connected with the cyclic annular scraper blade that sets up in the sewage jar, and pastes to establish at the filter equipment inner wall cyclic annular scraper blade side.

5. The environmentally friendly wastewater treatment system of claim 1 or 4, wherein: the mixing device comprises a mixing box, a feeding driving motor, a feeding screw rod, a bevel gear driving mechanism, a charging barrel, a second rotating shaft, a gear transmission mechanism, a stirring screw rod, an electric telescopic rod, a baffle plate and a direct vibration feeder, wherein the feeding driving motor, the charging barrel, the direct vibration feeder and a feeding hopper are installed at the top of the mixing box, the feeding screw rod connected with the motor is installed in the charging barrel, the top of the charging barrel is communicated with a hopper, the second rotating shaft is also installed at the top of the mixing box, the top of the second rotating shaft is in driving connection with the feeding screw rod through the bevel gear driving mechanism, the bottom of the second rotating shaft is in driving connection with the stirring screw rod installed in the mixing box through the gear transmission mechanism, the charging barrel is in butt connection with a feeding port of the direct vibration feeder, an electric telescopic rod is installed at a discharging port of the direct vibration feeder through a bracket, the end part of the electric telescopic rod is connected with the baffle plate, and a long strip-shaped discharging gap is arranged on the baffle plate along the vertical direction, the baffle plate is controlled to move up and down through the electric telescopic rod, so that the size of a discharge gap is controlled, and a feed hopper communicated with the mixing box is installed at the discharge hole of the direct vibration feeder.

6. The environmentally friendly wastewater treatment system of claim 5, wherein: the sewage system includes active carbon filter, ultrafiltration water purifier, reverse osmosis filter, ultraviolet sterilizer, pressure water storage tank, second booster pump, active carbon filter's water inlet passes through pipeline and pump body coupling waste water collecting pit, and active carbon filter's delivery port is connected with ultrafiltration water purifier's water inlet through the pipeline of installation solenoid valve, and ultrafiltration water purifier's delivery port is connected with the water inlet of second booster pump, and the delivery port of second booster pump is connected with reverse osmosis filter's water inlet through the pipeline of installation check valve, and reverse osmosis filter's delivery port is connected with ultraviolet sterilizer's water inlet through the pipeline of installation solenoid valve, and ultraviolet sterilizer's delivery port is connected with pressure water storage tank through the pipeline of installation solenoid valve.

7. The environmentally friendly wastewater treatment system of claim 6, wherein: the pressure water storage tank internally mounted water quality detection device, water quality detection device is including inside PH sensor, the turbidity sensor, dissolved oxygen sensor, water temperature sensor and the conductivity sensor who sets up.

8. The environmentally friendly wastewater treatment system of claim 1 or 6, wherein: the liquid distribution device comprises at least two liquid distribution boxes, reversing valves, high-pressure plunger pumps and water pumps, wherein the liquid distribution boxes are used for storing different solutions, the water inlets of the high-pressure plunger pumps are connected with the water outlets of the reversing valves through pipelines, and the water inlet mounting pipelines of the reversing valves extend to the liquid distribution boxes and are connected with the water pumps mounted in the liquid distribution boxes.

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