CN110746001A - High-turbidity ground water treatment device - Google Patents

Abstract

The invention discloses a high-turbidity ground water treatment device, and relates to the technical field of water treatment. The invention comprises a treatment tank, wherein a cavity is fixedly arranged in the treatment tank; the top of the treatment tank is fixedly connected with a water inlet pipe; a first flowmeter is fixedly arranged on the peripheral side surface of the water inlet pipe; the inner wall of the cavity is rotatably connected with a filter element through a bearing; the bottom surface of the treatment tank is rotatably connected with a sewage discharge pipe through a bearing; the upper end of the sewage discharge pipe is fixedly communicated with the filter element; the bottom end of the water inlet pipe penetrates through the filter element and extends into the filter element; the circumferential side surface of the water inlet pipe is rotationally connected with the filter element through a bearing. According to the invention, through the design of the filter element and the transmission motor, the flocculation impurities in the high-turbidity raw water can be quickly separated, and after separation, the separated flocculation impurities can be quickly discharged through the back washing nozzle, and the filter element is automatically cleaned, so that the automation degree of the device is effectively improved, and the device has a certain self-cleaning function.

Description

A high-turbidity surface water treatment device

technical field

The invention belongs to the technical field of water treatment, in particular to a high-turbidity ground water treatment device.

Background technique

Surface water refers to the water in rivers, lakes, and reservoirs. Surface water is a natural gathering place for precipitation. The water that falls to the ground flows along the surface, and flows along the high terrain to the lower part, and finally collects into the local river. to form the basin of the river.

For the clarification treatment and recycling of surface water and high turbidity raw water to realize the clarification and separation of sediment water, clarifiers are generally used for rapid treatment. The treatment efficiency of clarifiers directly determines the floor space and investment of ton of water Cost, in order to achieve rapid clarification, the clarifier generally adopts mixing, flocculation, sedimentation and other processes to be integrated into a tank. In order to speed up the process of the flocculation reaction, mechanical agitation is generally used to increase the collision probability between the flocculation agent and the particles such as sediment, thereby forming Large flocculation groups can achieve rapid clarification and separation, but the use of mechanical stirring devices has high energy consumption, and it is difficult to achieve good results in large clarifiers, and the degree of automation is low. When the impurities are produced, the water stop operation is required, and the process is cumbersome. Therefore, a water treatment device that can quickly treat high-turbidity raw water and quickly discharge flocculated impurities is urgently needed in the market.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide a high-turbidity surface water treatment device, which solves the problem that the existing high-turbidity surface water treatment device cannot automatically discharge flocculated impurities through the design of the filter element, the transmission motor and the backwash nozzle.

In order to solve the above-mentioned technical problems, the present invention is achieved through the following technical solutions:

The invention is a high-turbidity ground water treatment device, comprising a treatment tank, a cavity is fixedly opened inside the treatment tank; a water inlet pipe is fixedly connected to the top of the treatment tank; a first water inlet pipe is fixedly installed on the peripheral side of the water inlet pipe The inner wall of the cavity is rotatably connected with a filter element through a bearing; the bottom surface of the treatment tank is rotatably connected with a sewage pipe through the bearing; the upper end of the sewage pipe is fixedly connected with the filter element; the bottom end of the water inlet pipe penetrates the filter element and extends to the filter element Inside; the peripheral side of the water inlet pipe is rotatably connected with the filter element through a bearing; several groups of water outlet nozzles are fixedly installed at the position of the water inlet pipe corresponding to the filter element; the bottom surface of the treatment tank is fixedly connected with a transmission motor; the peripheral side of the filter element is fixedly connected with a A driven gear; one end of the output shaft of the transmission motor is connected to the driven gear through a gear; two backwash pipes are fixedly connected to the position of the treatment tank corresponding to the filter element; a set of backwash pipes are fixedly connected to the peripheral sides of the two backwash pipes nozzles; one end of the two sets of backwash nozzles extends into the cavity; the sides of the two backwash pipes are connected with a main water supply ring; the bottom surface of the treatment tank is connected with a purified water outlet pipe; A second flow meter is fixedly installed on the side surface; a circulation purification component is also arranged between the opposite surfaces of the purified water outlet pipe and the water inlet pipe.

Further, the circulation purification assembly includes a water circulation pipe; a water pump is arranged in the middle of the water circulation pipe; a surface of the water pump is fixedly connected with the treatment tank; the two ends of the water circulation pipe are respectively connected with the water inlet pipe and the purified water outlet pipe.

Further, valves are provided on the peripheral sides of the purified water outlet pipe and the sewage pipe; the two backwash pipes are symmetrically distributed with the plane where the center line of the treatment tank is located as the axis.

Further, the positions of the backwash nozzles and the water outlet nozzles correspond one-to-one; several groups of the water outlet nozzles are distributed in a linear array on the peripheral side of the water inlet pipe.

Further, a control cabinet is fixedly connected to the peripheral side surface of the processing tank; one end of the data output port of the first flowmeter and the second flowmeter is electrically connected to the control cabinet.

Further, the filter element has a hollow cylindrical structure; the filter element has a three-layer composite structure; the filter element includes two activated carbon filter layers; an ultrafiltration membrane filter layer is arranged in the middle of the two activated carbon filter layers.

The present invention has the following beneficial effects:

Through the design of the filter element and the transmission motor, the invention can quickly separate the flocculated impurities in the high-turbidity raw water, and after the separation, the separated flocculated impurities can also be quickly discharged through the backwash nozzle, and the filter element can be automatically cleaned, so as to It can effectively improve the degree of automation of the device, and make the device have a certain self-cleaning function, and through the design of the first flowmeter and the second flowmeter, it can also be intelligently judged by monitoring the difference between the inflow and outflow flow. The blockage of the filter element can effectively improve the intelligence of the device and improve the service life of the filter element.

Of course, it is not necessary for any product embodying the present invention to achieve all of the above-described advantages simultaneously.

Description of drawings

In order to illustrate the technical solutions of the embodiments of the present invention more clearly, the following briefly introduces the accompanying drawings used in the description of the embodiments. Obviously, the drawings in the following description are only some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained from these drawings without any creative effort.

Fig. 1 is a kind of sectional structure schematic diagram of a high turbidity surface water treatment device;

Fig. 2 is the partial enlarged view of A place in Fig. 1;

Fig. 3 is the cross-sectional structure schematic diagram of filter element;

In the accompanying drawings, the list of components represented by each number is as follows:

1-treatment tank, 2-cavity, 3-water inlet pipe, 4-first flow meter, 5-filter element, 6-sewage pipe, 7-water outlet nozzle, 8-transmission motor, 9-driven gear, 10-reverse flushing pipe, 11-back flushing nozzle, 12-main water supply ring, 13-purified water outlet pipe, 14-second flowmeter, 15-circulation purification assembly, 16-control cabinet, 501-activated carbon filter layer, 502-superfluous Membrane filter layer, 1501-water circulation pipe, 1502-water pump.

Detailed ways

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, but not all of 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.

1-3, the present invention is a high turbidity ground water treatment device, including a treatment tank 1, a cavity 2 is fixedly opened inside the treatment tank 1; a water inlet pipe 3 is fixedly connected to the top of the treatment tank 1; the water inlet pipe 3 A first flow meter 4 is fixedly installed on the peripheral side; the inner wall of the cavity 2 is connected with a filter element 5 through a bearing; the bottom surface of the treatment tank 1 is connected with a sewage pipe 6 through a bearing; the upper end of the sewage pipe 6 is fixedly connected with the filter element 5; the bottom of the water inlet pipe 3 The end runs through the filter element 5 and extends to the inside of the filter element 5; the 3 circumferential sides of the water inlet pipe are rotatably connected with the filter element 5 through the bearing; The number of nozzles can also be set to two, the diameter of the spray holes of the water outlet nozzle 7 is much larger than the particle size of the largest particle in the high-turbidity water, the bottom surface of the treatment tank 1 is fixedly connected with a transmission motor 8; One end of the output shaft of the transmission motor 8 is drivingly connected to the driven gear 9 through a gear, and the first flowmeter 4 and the second flowmeter 14 are both TLDG electromagnetic flowmeters;

Two backwashing pipes 10 are fixedly connected to the position of the treatment tank 1 corresponding to the filter element 5; A main water supply ring 12 is communicated with the side of the backwash pipe 10. When in use, the main water supply ring 12 is communicated with an external water supply pipe. The bottom surface of the treatment tank 1 is connected with a purified water outlet pipe 13; the side of the purified water outlet pipe 13 is fixedly installed with a second flow rate Meter 14; a circulating purification assembly 15 is also arranged between the opposite surfaces of the purified water outlet pipe 13 and the water inlet pipe 3.

As shown in FIG. 1 , the circulation purification assembly 15 includes a water circulation pipe 1501; a water pump 1502 is arranged in the middle of the water circulation pipe 1501; a surface of the water pump 1502 is fixedly connected to the treatment tank 1; The pipes 13 are connected, and the purified water outlet pipe 13 and the sewage pipe 6 are provided with valves on the sides; the two backwash pipes 10 are symmetrically distributed with the plane where the center line of the treatment tank 1 is located as the axis.

Among them, the positions of the backwash nozzles 11 and the water outlet nozzles 7 are in one-to-one correspondence; the five groups of water outlet nozzles 7 are distributed in a linear array on the 3 sides of the water inlet pipe, and the control cabinet 16 is fixedly connected to the side of the treatment tank 1 week, and the inside of the control cabinet 16 is fixedly installed There is a common type of PLC controller, one end of the data output port of the first flowmeter 4 and the second flowmeter 14 is electrically connected to the control cabinet 16, and the first flowmeter 4 and the second flowmeter 14 monitor the signals in real time. It is transmitted to the controller, and the controller judges the degree of sediment blockage inside the filter element 5 based on the difference between the first flowmeter 4 and the second flowmeter 14. When the degree of sediment blockage is small, the first flowmeter 4 and the second The difference between the flowmeters 14 is small, and when the clogging of the sediment inside the filter element 5 is large, the difference between the first flowmeter 4 and the second flowmeter 14 becomes larger.

The filter element 5 has a hollow cylindrical structure; the filter element 5 has a three-layer composite structure; the filter element 5 includes two activated carbon filter layers 501 ;

A specific application of this embodiment is: the device is mainly suitable for the treatment of high-turbidity surface water. During the treatment, the surface water is preliminarily passed through a coarse filter device to remove larger particles of solid impurities or floating objects in the water, and the surface water is passed through the coarse filter device. After filtration, it enters the flocculation structure. In the flocculation mechanism, the dosing treatment of flocculant is carried out, thereby increasing the flocculation speed of the water. The water is then sprayed out by five groups of water outlet nozzles 7, and the water outlet nozzle 7 is in a low pressure state when the water is discharged, and when the water inlet pipe 3 enters the water, the filter element 5 is driven by the transmission motor 8 and rotates at a set speed, thereby ensuring that the filter element 5 can be used. Evenly used, at the same time, the sewage pipe 6 is in a closed state, the purified water outlet pipe 13 is connected to the sedimentation tank, and after the water outlet nozzle 7 is discharged, the sediment impurities or flocculated impurities are then trapped in the interior of the filter element 5. The purified water is directly discharged from the purified water outlet pipe 13, wherein, when the treatment device is working, the first flowmeter 4 and the second flowmeter 14 monitor the inflow and outflow flow in real time. When the difference between the two flow meters 14 reaches the set value, that is, when the filter element 5 is blocked, the relevant alarm device works, the water inlet pipe 3 stops water inflow, and after the purified water outlet pipe 13 completely discharges the water in the cavity 2, the purification The valve at the water outlet pipe 13 is closed. After that, under the control of the staff, the backwash pipe 10 supplies water, and then backwashes the filter element 5. During backwashing, the filter element 5 also moves under the drive of the transmission motor 8. During backwashing The discharged waste water is then discharged through the sewage pipe 6, and the circulating purification assembly 15 can also be opened to perform the circulating purification of the water when purifying the water.

In the description of this specification, description with reference to the terms "one embodiment," "example," "specific example," etc. means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one aspect of the present invention. in one embodiment or example. In this specification, schematic representations of the above terms 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-disclosed preferred embodiments of the present invention are provided only to help illustrate the present invention. The preferred embodiments do not exhaust all the details, nor do they limit the invention to only the described embodiments. Obviously, many modifications and variations are possible in light of the content of this specification. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present invention, so that those skilled in the art can well understand and utilize the present invention. The present invention is to be limited only by the claims and their full scope and equivalents.

Claims (6)

1. The utility model provides a high turbidity ground water treatment facilities, includes treatment tank (1), treatment tank (1) inside is fixed and has been seted up cavity (2), its characterized in that:

the top of the treatment tank (1) is fixedly connected with a water inlet pipe (3); a first flowmeter (4) is fixedly arranged on the peripheral side surface of the water inlet pipe (3); the inner wall of the cavity (2) is rotatably connected with a filter element (5) through a bearing; the bottom surface of the treatment tank (1) is rotatably connected with a sewage discharge pipe (6) through a bearing; the upper end of the sewage discharge pipe (6) is fixedly communicated with the filter element (5); the bottom end of the water inlet pipe (3) penetrates through the filter element (5) and extends into the filter element (5); the peripheral side surface of the water inlet pipe (3) is rotationally connected with the filter element (5) through a bearing; a plurality of groups of water outlet nozzles (7) are fixedly arranged at the position of the water inlet pipe (3) corresponding to the filter element (5); the bottom surface of the treatment tank (1) is fixedly connected with a transmission motor (8); the peripheral side surface of the filter element (5) is fixedly connected with a driven gear (9); one end of an output shaft of the transmission motor (8) is in transmission connection with the driven gear (9) through a gear;

the treatment tank (1) is fixedly connected with two backwashing pipes (10) corresponding to the filter element (5); the peripheral side surfaces of the two backwashing pipes (10) are fixedly connected with a group of backwashing nozzles (11); one ends of the two groups of back washing nozzles (11) extend into the cavity (2); the peripheral side surfaces of the two back flushing pipes (10) are communicated with a main water supply ring (12); the bottom surface of the treatment tank (1) is communicated with a purified water outlet pipe (13); a second flowmeter (14) is fixedly arranged on the peripheral side surface of the purified water outlet pipe (13); and a circulating purification assembly (15) is also arranged between the opposite surfaces of the purified water outlet pipe (13) and the water inlet pipe (3).

2. A high turbidity ground water treatment device according to claim 1, wherein said circulation purification unit (15) comprises a water circulation pipe (1501); a water pump (1502) is arranged in the middle of the water circulating pipe (1501); one surface of the water pump (1502) is fixedly connected with the treatment tank (1); and two ends of the water circulating pipe (1501) are respectively communicated with the water inlet pipe (3) and the purified water outlet pipe (13).

3. The apparatus as claimed in claim 1, wherein the purified water outlet pipe (13) and the sewage draining pipe (6) are provided with valves on the peripheral sides; the two back flushing pipes (10) are symmetrically distributed by taking the plane of the center line of the treatment tank (1) as an axis.

4. The device for treating high turbidity ground water according to claim 1, wherein the positions of the back flush nozzles (11) and the water outlet nozzles (7) correspond one to one; the plurality of groups of water outlet nozzles (7) are distributed in a linear array on the peripheral surface of the water inlet pipe (3).

5. The device for treating high turbidity ground water according to claim 1, wherein a control cabinet (16) is fixedly connected to the peripheral side of the treatment tank (1); one end of the data output port of the first flowmeter (4) and one end of the data output port of the second flowmeter (14) are both electrically connected with the control cabinet (16).

6. A high turbidity ground water treatment device according to claim 1, wherein said filter element (5) is of a hollow cylindrical structure; the filter element (5) is of a three-layer composite structure; the filter element (5) comprises two activated carbon filter layers (501); and an ultrafiltration membrane filtering layer (502) is arranged in the middle of the two activated carbon filtering layers (501).

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