CN215365234U

CN215365234U - Backwashing-free high-efficiency cyclone multi-stage purification device

Info

Publication number: CN215365234U
Application number: CN202121484708.0U
Authority: CN
Inventors: 李玲; 赵兴勃; 刘天林
Original assignee: Tianjin Huaxia Yitai Environmental Engineering Co ltd
Current assignee: Tianjin Huaxia Yitai Environmental Engineering Co ltd
Priority date: 2021-07-01
Filing date: 2021-07-01
Publication date: 2021-12-31
Anticipated expiration: 2031-07-01

Abstract

The utility model discloses a backwashing-free high-efficiency rotational flow multistage purification device which comprises a tank body, wherein a sludge hopper is arranged at the bottom of the tank body, and a sludge discharge pipeline is arranged at the lower part of the sludge hopper; an inclined plate is arranged on the wall surface in the tank body, and a light filter material layer is arranged on the wall surface in the tank body and positioned above the inclined plate; a rotational flow water inlet mechanism is fixedly arranged in the tank body, a water flow reflection mechanism is arranged in the tank body and positioned below the rotational flow water inlet mechanism, a stirring shaft is rotatably arranged in the tank body and positioned at the top of the tank body in the vertical direction, and stirring blades are arranged on the stirring shaft and used for stirring and scattering hardened light filter materials; one side of the top of the tank body is communicated with the inside of the tank body and is provided with a water outlet pipeline which is communicated with the inside of the tank body and is provided with a positive flushing drainage pipeline. According to the multistage purification device, the mechanical stirring is arranged in the light filter material layer, so that the purpose of continuous operation of the whole device can be achieved, the water consumption is saved, and the backwashing effect is good.

Description

Backwashing-free high-efficiency cyclone multi-stage purification device

Technical Field

The utility model relates to the technical field of purification equipment, in particular to a backwashing-free efficient cyclone multistage purification device.

Background

The filter material is arranged in the conventional high-efficiency cyclone multistage purification device, so that the filter material blockage is prevented, the water quality of discharged water is influenced, and the filter material is backwashed regularly. The backwashing method includes water washing, air washing and the like. The backwashing process not only requires equipment to stop running, but also consumes a large amount of treated water, and has poor backwashing effect.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned drawbacks and deficiencies of the prior art, it is desirable to provide a backwash-free, high-efficiency cyclonic multi-stage purification apparatus.

The utility model provides a backwashing-free high-efficiency rotational flow multistage purification device which comprises a tank body, wherein the bottom of the tank body is communicated with the tank body and is provided with a conical sludge hopper, and the side wall of the lower part of the sludge hopper is communicated with the inner part of the tank body and is provided with a sludge discharge pipeline; an inclined plate is arranged on the wall surface inside the tank body, and a light filter material layer is arranged on the wall surface inside the tank body and positioned above the inclined plate; a rotational flow water inlet mechanism is fixedly arranged in the tank body, a water flow reflection mechanism for changing the water flow direction in the tank body is arranged in the tank body and below the rotational flow water inlet mechanism, a stirring shaft is rotatably arranged in the tank body and positioned in the vertical direction of the top of the tank body, stirring blades are arranged in the stirring shaft and positioned in the light filter material layer, a driving motor is fixedly arranged at the top of the outer side of the tank body, and one end of the stirring shaft, which is far away from the stirring blades, penetrates out of the top of the tank body and is connected with an output shaft lever of the driving motor; one side of the top of the tank body is communicated with the inside of the tank body and is provided with a water outlet pipeline which is communicated with the inside of the tank body and is provided with a positive flushing drainage pipeline.

Preferably, the whirl water inlet mechanism set up in the inside of the jar body is located the below of swash plate, including fixed set up in first mount on the wall of the internal portion of jar, fixed being provided with a center section of thick bamboo on the first mount, a center section of thick bamboo is vertical direction setting, it is provided with the inlet channel to communicate its inside horizontal direction on the lateral wall of a center section of thick bamboo, the inlet channel is kept away from the one end of a center section of thick bamboo is worn out the lateral wall setting of the jar body.

Preferably, the water flow reflection mechanism comprises a second fixing frame fixedly arranged on the wall surface inside the tank body and positioned below the central cylinder, a conical reflection plate is fixedly arranged on the second fixing frame, and the reflection plate and the central cylinder are coaxially arranged.

Compared with the prior art, the utility model has the beneficial effects that:

the backwashing-free efficient cyclone multistage purification device adopts a forward flushing design, and mechanical stirring is arranged in the light filter material layer, so that the aim of continuous operation of the whole device can be fulfilled, the water consumption is saved, and the backwashing effect is good.

It should be understood that what is described in this summary section is not intended to limit key or critical features of the embodiments of the utility model, nor is it intended to limit the scope of the utility model.

Other features of the present invention will become apparent from the following description.

Drawings

Other features, objects and advantages of the utility model will become more apparent upon reading of the detailed description of non-limiting embodiments made with reference to the following drawings:

FIG. 1 is a schematic structural diagram of a backwash-free high-efficiency cyclone multi-stage purification device provided in an embodiment of the present invention;

reference numbers in the figures: 1. a tank body; 2. a sludge hopper; 3. a sludge discharge pipeline; 4. a sloping plate; 5. a light filter material layer; 6. a rotational flow water inlet mechanism; 61. a first fixing frame; 62. a central barrel; 63. a water inlet pipe; 7. a water flow reflection mechanism; 71. a second fixing frame; 72. a reflective plate; 8. a stirring shaft; 9. stirring blades; 10. a drive motor; 11. a water outlet pipeline; 12. positively flushing the drainage pipeline.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the utility model. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.

Referring to fig. 1, an embodiment of the present invention provides a backwashing-free high-efficiency cyclone multistage purification apparatus, which includes a tank 1, wherein the bottom of the tank 1 is communicated with the tank 1 and is provided with a conical sludge hopper 2, and the side wall of the lower part of the sludge hopper 2 is communicated with the tank and is internally provided with a sludge discharge pipeline 3; an inclined plate 4 is arranged on the wall surface in the tank body 1, and a light filter material layer 5 is arranged on the wall surface in the tank body 1 above the inclined plate 4; a rotational flow water inlet mechanism 6 is fixedly arranged in the tank body 1, a water flow reflection mechanism 7 for changing the water flow direction in the tank body 1 is arranged in the tank body 1 below the rotational flow water inlet mechanism 6, a stirring shaft 8 is rotatably arranged in the tank body 1 in the vertical direction of the top of the tank body 1, a stirring blade 9 is arranged in the stirring shaft 8 in the light filter material layer 5, a driving motor 10 is fixedly arranged at the top of the outer side of the tank body 1, and one end of the stirring shaft 8, which is far away from the stirring blade 9, penetrates out of the top of the tank body 1 and is connected with an output shaft lever of the driving motor 10; one side of the top of the tank body 1 is communicated with the inside of the tank body 1 and is provided with a water outlet pipeline, and the water outlet pipeline 11 is communicated with the inside of the tank body and is provided with a positive flushing drainage pipeline 12.

In a preferred embodiment, the rotational flow water inlet mechanism 6 is disposed inside the tank 1 and below the inclined plate 4, and includes a first fixing frame 61 fixedly disposed on a wall surface inside the tank 1, a central cylinder 62 is fixedly disposed on the first fixing frame 61, the central cylinder 62 is disposed in a vertical direction, a water inlet pipe 63 is disposed on a side wall of the central cylinder 62 and communicated with the inside of the central cylinder in a horizontal direction, and one end of the water inlet pipe 63, which is far away from the central cylinder 62, penetrates through the side wall of the tank 1.

In a preferred embodiment, the water flow reflection mechanism 7 includes a second fixing frame 71 fixedly disposed on the wall surface inside the tank 1 and located below the central cylinder 62, and a reflection plate 72 is fixedly disposed on the second fixing frame 71, and the reflection plate 72 is disposed coaxially with the central cylinder 62.

The working principle of the utility model is as follows: after coagulation and dosing, the wastewater enters the central cylinder 62 from a tangent line of the water inlet pipeline 63 to perform high-speed rotational flow downward movement, and a coagulation agent and the wastewater are mixed in the central cylinder 62 under the hydraulic movement of rotational flow to form alum floc through flocculation; the waste water containing a large amount of alum flocs is reflected by the reflecting plate 72 and enters the tank body 1, and the water flow direction is changed into a rotational flow upward.

When raw water flows upwards, large-particle suspended substances in the water naturally settle in the tank body 1, along with the accumulation of operation, a large amount of sludge is deposited in the middle of the tank body 1 to form a movable turbulent sludge layer, a large amount of suspended particles are intercepted under the action of the turbulent sludge layer, suspended substances with smaller particle sizes continuously rise along with water flow and pass through the inclined plate 4, fine suspended substances are removed under the intercepting action of the inclined plate 4, the sewage is further purified, and the turbidity is reduced to about 20 NTU; the water flow continuously rises, passes through the light filter material layer 5, and the turbidity of the treated water is reduced to below 5NTU under the filtering action of the light filter material, and is discharged through the water outlet pipeline 11.

In the rotating and rising process, large particle suspended matters in the water body are centrifugally separated to the outer side of the tank body 1 and then slide into a sludge hopper 2 at the bottom of the tank body 1, and sludge is gradually deposited in the sludge hopper 2 and is periodically discharged to a sludge tank through a sludge discharge pipeline 3.

When the water quality of the effluent is poor, the blockage of the light filter material is indicated, and the filter material needs to be cleaned, and the general backwashing is carried out by using clean water for washing, the device breaks up the light filter material through mechanical stirring, then sewage enters the tank body 1, the light filter material is washed by using the sewage, and dirty water is discharged from a positive flushing drainage pipeline 12; the specific process is as follows: the water outlet pipeline 11 is closed, the positive flushing water drainage pipeline 12 is opened, water is continuously fed into the equipment, the mechanical stirring is started, the driving motor 10 drives the stirring shaft 8 and the stirring blades 9 to rotate at the rotation speed of 30-50 r/min and rotates at a low speed; the hardened and bonded light filter material is scattered by the rotation of the stirring blades 9, the filtering capacity is recovered, and the effluent is discharged from the positive flushing drainage pipeline 12; after the operation is carried out for 5-10 minutes, the positive flushing drainage pipeline 12 is closed, the water outlet pipeline 11 is opened, and the equipment is restored to normal operation.

The water outlet pipeline 11 and the positive flushing drainage pipeline 12 can be respectively provided with an electromagnetic valve, and meanwhile, the controller is electrically connected with the electromagnetic valve and the driving motor 10, so that the automatic opening and closing of the water outlet pipeline 11 and the positive flushing drainage pipeline 12 and the automatic opening and closing of the driving motor 10 can be realized, the automation degree of the device is further improved, and the working efficiency is improved.

In the description of the present specification, the terms "connect", "mount", "fix", and the like are to be understood in a broad sense, for example, "connect" may be a fixed connection, a detachable connection, or an integral connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.

In the description of the present application, the description of the terms "one embodiment," "some embodiments," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A backwashing-free high-efficiency rotational flow multistage purification device is characterized by comprising a tank body, wherein the bottom of the tank body is communicated with the tank body and is provided with a conical sludge hopper, and the side wall of the lower part of the sludge hopper is communicated with the inside of the tank body and is provided with a sludge discharge pipeline; an inclined plate is arranged on the wall surface inside the tank body, and a light filter material layer is arranged on the wall surface inside the tank body and positioned above the inclined plate; a rotational flow water inlet mechanism is fixedly arranged in the tank body, a water flow reflection mechanism for changing the water flow direction in the tank body is arranged in the tank body and below the rotational flow water inlet mechanism, a stirring shaft is rotatably arranged in the tank body and positioned in the vertical direction of the top of the tank body, stirring blades are arranged in the stirring shaft and positioned in the light filter material layer, a driving motor is fixedly arranged at the top of the outer side of the tank body, and one end of the stirring shaft, which is far away from the stirring blades, penetrates out of the top of the tank body and is connected with an output shaft lever of the driving motor; one side of the top of the tank body is communicated with the inside of the tank body and is provided with a water outlet pipeline which is communicated with the inside of the tank body and is provided with a positive flushing drainage pipeline.

2. The backwashing-free high-efficiency cyclone multi-stage purification device of claim 1, wherein the cyclone water inlet mechanism is arranged in the tank body and below the inclined plate, and comprises a first fixing frame fixedly arranged on the wall surface of the tank body, a central cylinder is fixedly arranged on the first fixing frame, the central cylinder is vertically arranged, a water inlet pipeline is arranged on the side wall of the central cylinder in the horizontal direction and communicated with the inside of the central cylinder, and one end of the water inlet pipeline, which is far away from the central cylinder, penetrates out of the side wall of the tank body.

3. The backwashing-free high-efficiency cyclone multistage purification device of claim 2, wherein the water flow reflection mechanism comprises a second fixing frame fixedly arranged on the wall surface inside the tank body and positioned below the central cylinder, a conical reflection plate is fixedly arranged on the second fixing frame, and the reflection plate and the central cylinder are coaxially arranged.