Salt lake brine pretreatment backwashing water utilization device

Abstract

The utility model relates to the technical field of salt lake brine treatment, in particular to a salt lake brine pretreatment backwashing water utilization device which comprises a conveying pipe, a filtering assembly used for filtering backwashing water is arranged in the conveying pipe, the filtering assembly comprises a mounting frame arranged at one end of the conveying pipe, a cavity is formed in the mounting frame, and the conveying pipe is arranged in the cavity. A cavity is formed in one side of the mounting frame, hole grooves are formed in the two sides of the inner wall of the cavity, springs and positioning plates are arranged in the two hole grooves, brushes are arranged on the outer walls of the positioning plates, a discharging pipe is arranged on the other side of the mounting frame, a connecting shaft is arranged in the mounting frame, and a rotating disc and spiral blades are arranged outside the connecting shaft. According to the utility model, impurities in backwashing water are filtered by adopting a membrane treatment method, the force for discharging and flowing the backwashing water is utilized, the filtering membrane is driven to rotate, so that the filtering membrane is convenient to clean, and the filtering effect is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of salt lake brine treatment, in particular to a salt lake brine pretreatment backwash water utilization device. Background Art

[0002] Salt lake brine refers to a water solution containing a high concentration of salt extracted from a salt lake, which is generally used in industrial production, agricultural irrigation, domestic water, etc. Since the salt content in salt lake brine is very high, the treatment method and process of salt lake brine are very important. Salt lake brine pretreatment is one of the important tasks, and its purpose is to remove impurities and harmful substances in salt lake brine to ensure that the subsequent treatment process can be carried out better.

[0003] However, in the current existing technology, a large amount of backwash water will be generated during the pretreatment process of salt lake brine. The generated backwash water can be reused as irrigation and agricultural water, but because the backwash water also contains a certain amount of pollutants such as silt, organic matter, heavy metals and other impurities, it will cause an impact during its use. Utility Model Content

[0004] The purpose of the utility model is to provide a salt lake brine pretreatment backwash water utilization device to solve the problems raised in the above background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A salt lake brine pretreatment backwash water utilization device comprises a delivery pipe, a filter assembly for filtering backwash water is arranged inside the delivery pipe, the filter assembly comprises a mounting frame arranged at one end of the delivery pipe, a cavity is arranged inside the mounting frame, holes are arranged on both sides of the inner wall of the cavity, springs and positioning plates are arranged inside the two holes, brushes are arranged on the outer wall of the positioning plate, a discharge pipe is arranged on the other side of the mounting frame, a connecting shaft is arranged inside the mounting frame, and a turntable and spiral blades are arranged outside the connecting shaft.

[0007] As a preferred solution of the utility model, one end of the delivery pipe is connected to the outer wall of the installation frame through a sleeve, and the other side of the installation frame is connected to the discharge pipe through a sleeve, and the size of the discharge pipe is larger than the delivery pipe.

[0008] As a preferred solution of the utility model, the two holes are communicated with the cavity, the positioning plate is located in the hole and is slidably connected to the inner wall of the hole through a slide rail, and both ends of the spring are connected to the inner wall of the hole and the positioning plate by welding.

[0009] As a preferred solution of the utility model, the brush is connected to the outer wall of the positioning plate by bolts, and the other end extends into the cavity and can contact the filter membrane inside the turntable.

[0010] As a preferred solution of the utility model, the connecting shaft is located in the cavity and is rotatably connected to the inner wall of the cavity through a bearing. The turntable is sleeved outside the connecting shaft and coaxially connected to the connecting shaft. The turntable is located in the cavity and a filter membrane is installed inside the turntable.

[0011] As a preferred solution of the utility model, one end of the connecting shaft extends into the discharge pipe, the spiral blade is located in the discharge pipe, and is sleeved on the outer wall of the connecting shaft and coaxially connected to the connecting shaft. When the backwash water impacts the spiral blade, it can drive the connecting shaft and the turntable to rotate.

[0012] Compared with the prior art, the beneficial effects of the utility model are: in response to the problems raised in the background technology, the present application adopts a filter assembly, and the impurities in the backwash water can be filtered through the filter membrane in the turntable in the installation frame. At the same time, the backwash water is transported through the discharge pipe after filtration, and at the same time, it will pass through the spiral blades in the discharge pipe. The spiral blades drive the connecting shaft and the turntable to rotate in the installation frame, thereby changing the position of the backwash water contacting the filter membrane on the turntable, and when the turntable rotates into the cavity, the brush in the cavity can sweep and discharge the impurities attached to the filter membrane, clean the filter membrane, and ensure the filtering effect.

[0013] The utility model adopts a membrane treatment method to filter impurities in the backwash water, and utilizes the force of the backwash water discharge flow to drive the filter membrane to rotate, so as to facilitate the cleaning of the filter membrane and ensure the filtering effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the appearance structure diagram of the installation frame of the utility model;

[0015] Figure 2 This is the internal structure diagram of the installation frame of the utility model;

[0016] Figure 3 This is a cross-sectional view of the interior of the installation frame of the utility model;

[0017] Figure 4 It is an enlarged view of part A of the utility model.

[0018] In the figure: 1, conveying pipe; 2, mounting frame; 3, cavity; 4, hole groove; 401, spring; 402, positioning plate; 403, brush; 5, discharge pipe; 6, connecting shaft; 601, turntable; 7, spiral blade. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the embodiments of the present invention.

[0020] Example

[0021] See also Figure 1-4 The utility model provides a technical solution: a salt lake brine pretreatment backwash water utilization device, comprising a delivery pipe 1, wherein a filter assembly for filtering backwash water is arranged inside the delivery pipe 1, wherein the filter assembly comprises an installation frame 2 arranged at one end of the delivery pipe 1, wherein a cavity 3 is arranged inside the installation frame 2, wherein holes 4 are arranged on both sides of the inner wall of the cavity 3 for accommodating a positioning plate 402 and a brush 403, wherein springs 401 and positioning plates 402 are arranged inside the two holes 4, wherein the springs 401 are used to support the positioning plates 402, and when the brush 403 contacts the filter membrane in the rotating disk 601 and the rotating disk 601 squeezes the brush 403, the positioning plates 402 can shrink into the holes 4, and the outer wall of the positioning plates 402 is arranged There is a brush 403, which can clean the filter membrane in the turntable 601, sweep away impurities in the filter membrane, and discharge them through the impurity removal pipe in the cavity 3. A discharge pipe 5 is arranged on the other side of the installation frame 2 for conveying filtered backwash water. A connecting shaft 6 is arranged inside the installation frame 2, and a turntable 601 and a spiral blade 7 are arranged outside the connecting shaft 6. When the backwash water enters the discharge pipe 5, it will pass through the spiral blade 7. The impact of the water flow on the spiral blade 7 can drive the connecting shaft 6 and the turntable 601 to rotate, and can drive the turntable 601 to rotate in the cavity 3, which can change the position where the backwash water contacts the filter membrane on the turntable 601, and the filter membrane in the cavity 3 passes through the brush 403 when rotating, and the filter membrane can be cleaned by the brush 403.

[0022] In this embodiment, all electrical components are controlled by conventional controllers.

[0023] For example, please refer to Figure 1-4One end of the delivery pipe 1 is connected to the outer wall of the installation frame 2 through a sleeve, and the other side of the installation frame 2 is connected to the discharge pipe 5 through a sleeve. The discharge pipe 5 is larger than the delivery pipe 1. The two holes 4 are connected to the cavity 3. The positioning plate 402 is located in the hole groove 4 and is slidably connected to the inner wall of the hole groove 4 through a slide rail. Both ends of the spring 401 are connected to the inner wall of the hole groove 4 and the positioning plate 402 by welding. The brush 403 is connected to the outer wall of the positioning plate 402 by bolts, and the other end extends into the cavity 3 and can be connected to the turntable 60. 1, the connecting shaft 6 is located in the cavity 3 and is rotatably connected to the inner wall of the cavity 3 through a bearing, the rotating disk 601 is sleeved outside the connecting shaft 6 and is coaxially connected to the connecting shaft 6, the rotating disk 601 is located in the cavity 3, and a filtering membrane is installed inside the rotating disk 601, one end of the connecting shaft 6 extends into the discharge pipe 5, the spiral blade 7 is located in the discharge pipe 5, and is sleeved on the outer wall of the connecting shaft 6 and is coaxially connected to the connecting shaft 6, and the backwash water can drive the connecting shaft 6 and the rotating disk 601 to rotate when impacting the spiral blade 7. When in use, the backwash water is first transported to the installation frame 2 through the delivery pipe 1, and the impurities in the backwash water are filtered through the filter membrane in the turntable 601 in the installation frame 2. The filtered backwash water is discharged into the discharge pipe 5, and the backwash water passes through the spiral blades 7 when entering the discharge pipe 5. The impact of the water flow on the spiral blades 7 drives the connecting shaft 6 and the turntable 601 to rotate, so that the turntable 601 rotates in the cavity 3, which can change the position where the backwash water contacts the filter membrane on the turntable 601. The filter membrane in the cavity 3 can contact the brush 403 when rotating, and the impurities attached to the filter membrane are cleaned and dropped by the brush 403.

[0024] The working process of the utility model is as follows: when in use, the backwash water can be first transported to the installation frame 2 through the transport pipe 1, and the impurities in the backwash water are filtered through the filter membrane in the turntable 601 in the installation frame 2. The filtered backwash water is discharged into the discharge pipe 5, and the backwash water passes through the spiral blade 7 when entering the discharge pipe 5. The water flow impacts the spiral blade 7 to drive the connecting shaft 6 and the turntable 601 to rotate, so that the turntable 601 rotates in the cavity 3, which can change the position where the backwash water contacts the filter membrane on the turntable 601. The filter membrane in the cavity 3 can be with the brush 403 when rotating, and the impurities attached to the filter membrane can be cleaned and dropped by the brush 403. The utility model adopts a membrane treatment method to filter the impurities in the backwash water, and utilizes the force of the backwash water discharge flow, and drives the filter membrane to rotate to facilitate the cleaning of the filter membrane, thereby ensuring the filtering effect.

[0025] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A salt lake brine pretreatment backwash water utilization device, comprising a delivery pipe (1), wherein a filter assembly for filtering backwash water is arranged inside the delivery pipe (1), characterized in that: The filter assembly comprises a mounting frame (2) arranged at one end of a conveying pipe (1), a cavity (3) being arranged inside the mounting frame (2), holes (4) being arranged on both sides of the inner wall of the cavity (3), springs (401) and positioning plates (402) being arranged inside the two holes (4), brushes (403) being arranged on the outer wall of the positioning plates (402), a discharge pipe (5) being arranged on the other side of the mounting frame (2), a connecting shaft (6) being arranged inside the mounting frame (2), and a rotating disk (601) and spiral blades (7) being arranged outside the connecting shaft (6).

2. A salt lake brine pretreatment backwash water utilization device according to claim 1, characterized in that: One end of the delivery pipe (1) is connected to the outer wall of the installation frame (2) through a sleeve, and the other side of the installation frame (2) is connected to the discharge pipe (5) through a sleeve, and the size of the discharge pipe (5) is larger than that of the delivery pipe (1).

3. A salt lake brine pretreatment backwash water utilization device according to claim 1, characterized in that: The two holes (4) are both connected to the cavity (3); the positioning plate (402) is located in the hole (4) and is slidably connected to the inner wall of the hole (4) via a slide rail; and both ends of the spring (401) are connected to the inner wall of the hole (4) and the positioning plate (402) via welding.

4. A salt lake brine pretreatment backwash water utilization device according to claim 1, characterized in that: The brush (403) is connected to the outer wall of the positioning plate (402) by means of bolts, and the other end thereof extends into the cavity (3) and can contact the filter membrane inside the rotating disk (601).

5. The salt lake brine pretreatment backwash water utilization device according to claim 1, characterized in that: The connecting shaft (6) is located in the cavity (3) and is rotatably connected to the inner wall of the cavity (3) via a bearing; the rotating disk (601) is sleeved outside the connecting shaft (6) and is coaxially connected to the connecting shaft (6); the rotating disk (601) is located in the cavity (3), and a filter membrane is installed inside the rotating disk (601).

6. A salt lake brine pretreatment backwash water utilization device according to claim 1, characterized in that: One end of the connecting shaft (6) extends into the discharge pipe (5), and the spiral blade (7) is located in the discharge pipe (5) and is sleeved on the outer wall of the connecting shaft (6) and coaxially connected to the connecting shaft (6). When the backwash water impacts the spiral blade (7), it can drive the connecting shaft (6) and the rotating disk (601) to rotate.

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