WO2022057134A1

WO2022057134A1 - Wastewater treatment apparatus

Info

Publication number: WO2022057134A1
Application number: PCT/CN2020/139296
Authority: WO
Inventors: 田晶晶
Original assignee: 淄博创立机电科技有限公司
Priority date: 2020-09-16
Filing date: 2020-12-25
Publication date: 2022-03-24
Also published as: CN112107909A

Abstract

A wastewater treatment apparatus, comprising an apparatus body (1). A rotating shaft (2) is provided in the apparatus body (1) in a self-rotating manner; stirring rods (6) are symmetrically provided on the rotating shaft (2); multiple piston cavities (11) are formed in the rotating shaft (2) in an array manner; pistons (12) are provided in the multiple piston cavities (11) in a reciprocating manner; first communication holes (13) and second communication holes (14) are formed on the two sides of each piston (12); passing directions of the first communication holes (13) and the second communication holes (14) are unidirectional, and the passing direction of the first communication holes is opposite to that of the second communication holes; the bottom of the apparatus body (1) is provided with a rotary table (8), and multiple spray pipes (9) spraying air into the apparatus body (1) are arranged on the rotary table (8) in an array manner; a liquid dispenser (18) which is provided in a self-rotating manner is provided above the rotating shaft (2); and the interior of the liquid dispenser (18) is of a Venturi structure, and multiple through holes are formed in an outlet of the bottom of the liquid dispenser. The apparatus can prevent precipitation at the bottom of the apparatus and improve a treatment effect; and wastewater can be uniformly mixed with a chemical solution, such that the treatment effect is improved.

Description

A waste water treatment device

technical field

The invention relates to the technical field of environmental protection equipment, in particular to a waste water treatment device.

Background technique

Wastewater refers to the general term for water discharged from residents' activities and runoff rainwater. It includes domestic sewage, industrial waste water, and other useless water such as the inflow of primary rainwater into drainage pipes and canals, and generally refers to water that cannot be recycled after certain technical treatment or that is difficult to purify and treat after primary pollution.

In the process of mixed treatment of wastewater, there is usually sedimentation at the bottom, which causes the bottom of the device to not be fully mixed with the sewage, which in turn causes the phenomenon of incomplete sewage treatment. Therefore, a wastewater treatment device is provided to solve this technical problem.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a wastewater treatment device to solve the problems raised in the above-mentioned background art.

To achieve the above object, the present invention provides the following technical solutions:

A waste water treatment device, comprising: a device main body; a rotating shaft is arranged on the inner self-rotating shaft, a stirring rod is symmetrically arranged on the rotating shaft of the device main body, a plurality of piston cavities are arranged in an array inside the rotating shaft, and a plurality of the piston cavities are arranged in an array. A piston is reciprocated inside, and both sides of the piston are provided with a first communication hole and a second communication hole, and both the first communication hole and the second communication hole pass through in one direction, and the passing directions of the two are opposite;

A turntable is arranged at the bottom of the main body of the device, and a plurality of nozzles for jetting air into the main body of the device are arranged in an array on the turntable;

A self-rotating liquid separator is arranged above the rotating shaft, the inside of the liquid separator is a Venturi structure, and a plurality of through holes are arranged at the outlet at the bottom of the liquid separator.

As a further solution of the present invention, a reciprocating shaft is arranged inside the rotating shaft, and a plurality of piston arrays are sleeved on the reciprocating shaft.

As a further solution of the present invention, one end of the reciprocating shaft is in contact with the elastic member, and one end of the elastic member away from the reciprocating shaft is fixedly installed inside the rotating shaft; The self-rotation setting of the eccentric wheel.

As a further solution of the present invention, a check valve is provided on the first communication hole and the second communication hole, and the installation direction of the check valve is opposite.

As a further solution of the present invention, a reciprocating motor for driving the eccentric wheel to rotate is also fixedly installed on the main body of the device, and the reciprocating motor and the eccentric wheel are in a transmission connection.

As a further solution of the present invention, the turntable is rotatably mounted on the connecting rod, and the nozzle is installed on the nozzle in an axially inclined manner.

As a further solution of the present invention, the inside of the turntable is hollow and communicated with the input end of the nozzle, the connecting rod is connected with the inside of the turntable, and the connecting rod is connected with the air pump through a pipeline.

As a further solution of the present invention: the main body of the device is also provided with a feeding port.

As a further solution of the present invention, the main body of the device is further provided with a rotating component that drives the rotating shaft to rotate.

As a further solution of the present invention, the rotating assembly includes a drive motor that is drive-connected to the rotating shaft; the output end of the drive motor is provided with a second gear meshing with a first gear sleeved on the rotating shaft.

Compared with the prior art, the beneficial effects of the present invention are as follows: the waste water to be treated is added into the main body of the device, the liquid separator sprays the liquid medicine into the main body of the device in a dispersed manner, and then mixed with the waste water, and the rotation of the rotating shaft drives the stirring rod. The waste water is stirred and mixed; at the same time, the reciprocating movement of the piston makes the first communication hole and the second communication hole cooperate to intermittently suck the waste water inside the main body of the device into the piston cavity, and then spray it out, thereby increasing the movement state of the waste water and improving the treatment of waste water. At the same time, the nozzle on the turntable sprays the waste water at the bottom of the main body of the device, thereby preventing the bottom waste water from settling, so that it cannot be mixed with the medicinal water, and this setting enables the bottom waste water to be well mixed with the medicinal water; The bottom sedimentation improves the treatment effect; meanwhile, the waste water can be evenly mixed with the medicinal water to improve the treatment effect.

Description of drawings

FIG. 1 is a schematic structural diagram of a wastewater treatment device.

FIG. 2 is a schematic structural diagram of a rotating shaft in a wastewater treatment device.

FIG. 3 is a schematic structural diagram of a turntable in a wastewater treatment device.

In the figure: device body-1, rotating shaft-2, first gear-3, second gear-4, drive motor-5, stirring rod-6, connecting rod-7, turntable-8, nozzle-9, air pump- 10. Piston cavity-11, piston-12, first communication hole-13, second communication hole-14, elastic member-15, eccentric wheel-16, reciprocating motor-17, dispenser-18, third gear- 19. Fourth gear-20, rotary joint-21, feeding port-22, rotating motor-23, reciprocating shaft-24.

detailed description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, rather than all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present invention.

Example 1

As shown in Figures 1-3, it is a structural diagram of a wastewater treatment device provided by an embodiment of the present invention, including: a device main body 1; a rotating shaft 2 is arranged inside the device main body 1 to rotate, and the rotating shaft 2 is symmetrically arranged There is a stirring rod 6 , a plurality of piston cavities 11 are arranged in an array inside the rotating shaft 2 , pistons 12 are reciprocatingly arranged inside the plurality of piston cavities 11 , and both sides of the piston 12 are provided with a first communication hole 13 and a second The communication hole 14, and both the first communication hole 13 and the second communication hole 14 pass in one direction, and the passing directions of the two are opposite;

The bottom of the device main body 1 is provided with a turntable 8, and a plurality of nozzles 9 for jetting air into the device main body 1 are arranged in an array on the turntable 8;

A self-rotating liquid separator 18 is arranged above the rotating shaft 2 , the inside of the liquid separator 18 is a Venturi structure, and a plurality of through holes are arranged at the outlet at the bottom of the liquid separator 18 .

Through the Venturi structure, the medicinal solution is dispersed and sprayed into the main body 1 of the device, so that the medicinal solution can be in more uniform contact with the waste water, and the mixing effect is improved.

Specifically, the waste water to be treated is added into the main body 1 of the device, the liquid separator 18 sprays the liquid medicine into the main body 1 of the device in a dispersed manner, and then mixes with the waste water, and the rotating shaft 2 drives the stirring rod 6 to stir and mix the waste water; At the same time, the reciprocating movement of the piston 12 makes the first communication hole 13 and the second communication hole 14 cooperate to intermittently suck the waste water inside the device body 1 into the piston cavity 11, and then spray it out, thereby increasing the motion state of the waste water and improving the treatment effect of waste water. At the same time, the nozzle 9 on the turntable 8 jets the waste water at the bottom of the main body 1 of the device, thereby preventing the bottom waste water from precipitation, so that it can not be mixed with the medicinal water, and this setting makes the bottom waste water mix well with the medicinal water; the present invention Prevent sedimentation at the bottom of the device and improve the treatment effect; at the same time, the wastewater can be uniformly mixed with the medicinal water to improve the treatment effect.

Example 2

1-3, the main difference between the second embodiment and the first embodiment is that in order to drive the plurality of pistons 12 to reciprocate, the rotating shaft 2 is provided with a reciprocating shaft 24 for reciprocating movement, and the plurality of pistons 12 are sleeved in an array. on the reciprocating shaft 24 .

One end of the reciprocating shaft 24 is in contact with the elastic member 15, and one end of the elastic member 15 away from the reciprocating shaft 24 is fixedly installed inside the rotating shaft 2; The eccentric wheel 16 is self-rotating, the eccentric wheel 16 rotates, and at the same time, under the action of the elastic member 15, the reciprocating shaft 24 is moved back and forth, which in turn drives the piston 12 to move back and forth. The communication hole 13 and the second communication hole 14 are opened intermittently, so that the waste water inside the device main body 1 can enter and discharge intermittently into the piston cavity 11 .

Both the first communication hole 13 and the second communication hole 14 are provided with a one-way valve, and the installation direction of the one-way valve is opposite. Further, the flow directions of the first communication hole 13 and the second communication hole 14 are reversed.

In order to drive the eccentric wheel 16 to rotate, a reciprocating motor 17 for driving the eccentric wheel 16 to rotate is also fixedly installed on the device main body 1 , and the reciprocating motor 17 and the eccentric wheel 16 are in a transmission connection. The eccentric wheel 16 and the reciprocating motor 17 can be driven by a belt. The reciprocating motor 17 provides power for the rotation of the eccentric wheel 16 .

In order to improve the uniform contact between the gas sprayed from the nozzle 9 and the waste water, the turntable 8 is rotatably installed on the connecting rod 7, and the nozzle 9 is installed on the turntable 8 with an axial inclination, so that when the nozzle 9 sprays gas, The turntable 8 drives the spray pipe 9 to rotate under the repulsive force of the spray, so that the spray pipe 9 rotates and sprays air, which increases the contact opportunity between the gas and the waste water and improves the treatment effect.

The interior of the turntable 8 is hollow and communicated with the input end of the nozzle 9, which can then provide gas for the nozzle 9. The connecting rod 7 is communicated with the interior of the turntable 8, and the connecting rod 7 is communicated with the air pump 10 through a pipeline. , the air pump 10 is energized to provide a high-pressure air source for the nozzle 9 .

The device main body 1 is also provided with a feed port 22 , which is used for adding raw materials into the device main body 1 .

In order to drive the rotating shaft 2 to rotate, the device main body 1 is also provided with a rotating assembly for driving the rotating shaft 2 to rotate. The rotating assembly includes a drive motor 5 that is drivingly connected to the rotating shaft 2 , and the rotation of the driving motor 5 provides power for the rotating shaft 2 to rotate. The output end of the drive motor 5 is provided with a second gear 4 that meshes with the first gear 3 sleeved on the rotating shaft 2 . When the driving motor 5 is energized and rotated, the first gear 3 is driven to rotate through the second gear 4 to provide power for the rotation of the rotating shaft 2 .

In order to drive the dispenser 18 to rotate, the upper end of the dispenser 18 is rotatably mounted on the device main body 1 and disposed through the device main body 1 . The upper end of the dispenser 18 is fixedly sleeved with a third gear 19 . The third gear 19 meshes with the fourth gear 20 at the output end of the rotary motor 23 , and the rotary motor 23 is fixedly mounted on the device main body 1 . The rotating motor 23 is energized, and the liquid separator 18 is driven to rotate through the fourth gear 20 and the third gear 19 to provide power for the liquid separator 18 to rotate.

The end of the dispenser 18 still has a rotary joint 21, and the rotary joint 21 is communicated with the inside of the dispenser 18, thereby providing medicinal liquid for the inside of the dispenser 18. This setting prevents the pipeline from being caused during the rotation of the dispenser 18. twine.

The rotary joint 21 is connected to external waste water treatment liquid, which can be alkali liquid or acid liquid.

There is still a discharge port at the bottom of the main body 1 of the device, which is convenient for discharging the sewage after the treatment is completed.

The working principle of the present invention is as follows: the waste water to be treated is added to the inside of the device main body 1 through the feeding port 22, the rotating motor 23 is energized to drive the liquid separator 18 to rotate through the fourth gear 20 and the third gear 19, and the liquid separator 18 rotates The liquid medicine is sprayed into the device body 1 in a dispersed manner, and a Venturi setting is set at the same time to further disperse the liquid medicine, and then mix with the waste water; at the same time, the driving motor 5 drives the rotating shaft 2 to rotate through the second gear 4 and the first gear 3, and the rotating shaft 2 The stirring rod 6 on the upper stirs and mixes the waste water, the reciprocating motor 17 drives the eccentric wheel 16 to rotate, and the reciprocating shaft 24 drives the piston 12 to move back and forth under the action of the eccentric wheel 16 and the elastic member 15, so that the first communication hole 13 and the second communication hole 14 intermittently suck the waste water inside the device main body 1 into the piston cavity 11, and then spray it out to increase the movement state of the waste water and improve the treatment effect of the waste water; The waste water at the bottom is sprayed, and when the nozzle 9 sprays gas, the turntable 8 drives the spray pipe 9 to rotate under the repulsive force of the spray, so that the spray pipe 9 rotates and sprays, which increases the contact opportunity between the gas and the waste water and improves the treatment effect. , and then effectively prevent the sedimentation of the bottom waste water, so that it cannot be mixed with the medicinal water, and this setting further enables the bottom waste water to be well mixed with the medicinal water; the present invention prevents the bottom of the device from settling and improves the treatment effect; at the same time, the waste water can be evenly mixed with the medicinal water. mixing to improve the processing effect.

In the description of the present invention, it should be understood that the terms "first", "second", etc. are only used for description purposes, and cannot be understood as indicating or implying relative importance or implying the number of indicated technical features . Thus, in the description of the present invention, unless otherwise specified, "plurality" means two or more. Features delimited with "first", "second", etc., may expressly or implicitly include one or more of that feature.

It will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics of the invention. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims

A waste water treatment device, characterized in that it comprises: a device main body (1); a rotating shaft (2) is arranged inside the device main body (1) to rotate, and a stirring rod (6) is symmetrically arranged on the rotating shaft (2). , a plurality of piston cavities (11) are arranged in the inner array of the rotating shaft (2), pistons (12) are reciprocatingly arranged inside the plurality of piston cavities (11), and both sides of the piston (12) are provided with first a communication hole (13) and a second communication hole (14), and both the first communication hole (13) and the second communication hole (14) pass in one direction, and the passing directions of the two are opposite;

A turntable (8) is arranged at the bottom of the device main body (1), and a plurality of nozzles (9) for jetting air to the inside of the device main body (1) are arranged in an array on the turntable (8);

A self-rotating liquid separator (18) is arranged above the rotating shaft (2). The liquid separator (18) has a Venturi structure inside, and a plurality of through holes are arranged at the bottom outlet.
The wastewater treatment device according to claim 1, characterized in that, a reciprocating shaft (24) is arranged inside the rotating shaft (2), and a plurality of pistons (12) are sleeved on the reciprocating shaft (24) in an array.
The wastewater treatment device according to claim 2, wherein one end of the reciprocating shaft (24) is in contact with the elastic member (15), and one end of the elastic member (15) away from the reciprocating shaft (24) is fixedly installed on the elastic member (15). Inside the rotating shaft (2); the reciprocating shaft (24) protrudes and abuts one end of the reciprocating shaft (24) on the eccentric wheel (16), and the eccentric wheel (16) is self-rotating.
The waste water treatment device according to claim 1, characterized in that, both the first communication hole (13) and the second communication hole (14) are provided with a one-way valve, and the installation direction of the one-way valve is opposite.
The wastewater treatment device according to claim 1, characterized in that, a reciprocating motor (17) for driving the eccentric wheel (16) to rotate is also fixedly installed on the device main body (1), and the reciprocating motor (17) is connected to the eccentric wheel. The transmission connection between the wheels (16).
The wastewater treatment device according to claim 1, characterized in that, the turntable (8) is rotatably mounted on the connecting rod (7), and the nozzle (9) is installed on the turntable (8) obliquely in the axial direction.
The waste water treatment device according to claim 1, characterized in that, the interior of the turntable (8) is hollow and communicated with the input end of the nozzle (9), and the connecting rod (7) is communicated with the interior of the turntable (8), so The connecting rod (7) is communicated with the air pump (10) through a pipeline.
The wastewater treatment device according to claim 1, characterized in that, the device main body (1) is further provided with a feeding port (22).
The wastewater treatment device according to any one of claims 1-8, characterized in that, the device main body (1) is further provided with a rotating assembly that drives the rotating shaft (2) to rotate.
The wastewater treatment device according to claim 9, characterized in that the rotating assembly comprises a driving motor (5) that is drive-connected to the rotating shaft (2); the output end of the driving motor (5) is provided with The first gear (3) on (2) meshes with the second gear (4).