Solid-liquid separation device for wastewater treatment

Abstract

The utility model discloses a solid-liquid separation device for wastewater treatment, which comprises a separation box, an acceleration settling box, a motor, a rotating shaft, a feeding pipe, a stirring rod, a discharging pipe, a first sieve plate and a second sieve plate, the motor is arranged on the upper side of the separation box, the feeding pipe is arranged on the separation box close to the motor, the rotating shaft is arranged at the shaft end of the motor, and the stirring rod is arranged on the rotating shaft. A rotating shaft is arranged in the separation box, the rotating shaft extends into the separation box, an accelerated precipitation box is arranged at the position, corresponding to the rotating shaft, in the separation box, the size of the accelerated precipitation box is matched with the size of the separation box, a plurality of stirring rods are arranged on the rotating shaft and distributed at equal intervals, and a discharging pipe is arranged on the lower side of the accelerated precipitation box. A first sieve plate is arranged at the position, close to the accelerated settling box, in the separation box, and a plurality of filter holes are formed in the first sieve plate. The sieve plate cleaning device is simple in structure, can automatically clean when the sieve plate is blocked, and reduces a large amount of manual cleaning workload.

Description

Technical Field

[0001] The utility model relates to the technical field of wastewater treatment equipment, in particular to a solid-liquid separation device for wastewater treatment. Background Art

[0002] Wastewater treatment is the use of physical, chemical and biological methods to treat wastewater, purify wastewater, reduce pollution, and even achieve wastewater recovery and reuse, and make full use of water resources. Physical treatment is a wastewater treatment method that separates and recovers insoluble suspended pollutants in wastewater through physical action. It can be divided into gravity separation, centrifugal separation, and screening and interception methods.

[0003] Since wastewater comes from a variety of sources and is often mixed with a large amount of particulate matter and larger insoluble impurities, the wastewater is usually pretreated to prevent large losses to subsequent treatment equipment. Wastewater pretreatment generally uses facilities such as screens, and although the screens have good treatment effects and high treatment efficiency, they are prone to clogging. Therefore, the utility model proposes a solid-liquid separation device for wastewater treatment to solve the above problems. Utility Model Content

[0004] The purpose of the utility model is to provide a solid-liquid separation device for wastewater treatment to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a solid-liquid separation device for wastewater treatment, comprising a separation box, an accelerated sedimentation box, a motor, a rotating shaft, a feed pipe, a stirring rod, a discharge pipe, a first sieve plate and a second sieve plate, a motor is provided on the upper side of the separation box, a feed pipe is provided on the separation box near the motor, a rotating shaft is provided at the shaft end of the motor, the rotating shaft extends into the separation direction, an accelerated sedimentation box is provided at a position corresponding to the rotating shaft in the separation box, the size of the accelerated sedimentation box is matched with the size of the separation box, a plurality of stirring rods are provided on the rotating shaft, and the plurality of stirring rods are equidistantly distributed, a discharge pipe is provided on the lower side of the accelerated sedimentation box, a first sieve plate is provided in the separation box near the accelerated sedimentation box, and a plurality of filter holes are provided on the first sieve plate.

[0006] Preferably, the size of the first sieve plate is matched with the size of the separation box, and a mounting seat is provided on the inner wall of the separation box near the first sieve plate. A plurality of electric push rods are provided in the mounting seat, and the plurality of electric push rods are symmetrically arranged relative to the mounting seat. A fixing plate is provided on one end of the plurality of electric push rods away from the mounting seat.

[0007] Preferably, a fixing seat is provided on the side of the fixing plate away from the electric push rod, a fixing shaft is provided in the fixing seat, a cleaning roller is provided on the fixing shaft, and the size of the cleaning roller is adapted to the size of the first screen plate.

[0008] Preferably, a second sieve plate is provided on the lower side of the first sieve plate, and a plurality of through holes are provided on the second sieve plate, the size of the plurality of through holes is smaller than the size of the filter holes, and the size of the second sieve plate is adapted to the size of the first sieve plate, and a mounting seat is also provided on the inner wall of the separation box near the second sieve plate, and dust boxes are provided at positions on the separation box corresponding to the first sieve plate and the second sieve plate.

[0009] Preferably, a collecting box is provided on the lower side of the second sieve plate, and two guide plates are provided at the connection between the separation box and the collecting box. The two guide plates are symmetrically arranged relative to the separation box. A support seat is provided at a position on the separation box corresponding to the collecting box, and a plurality of support columns are provided on the lower side of the support seat.

[0010] Compared with the prior art, the beneficial effects of the utility model are: the utility model has a simple structure, and the sieve plate can be automatically cleaned when it is blocked, thereby reducing a large amount of manual cleaning workload. By accelerating the sedimentation box, it is ensured that when the waste liquid is stirred by the stirring rod, its impurities can flow to the bottom of the waste liquid faster and then be filtered out faster. By setting the first sieve plate and the second sieve plate, it is ensured that the waste liquid is treated twice, thereby greatly improving the efficiency of waste liquid treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0012] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0013] Figure 3 For the utility model Figure 2 Enlarged schematic diagram at point A in the middle.

[0014] In the figure: 1. separation box; 2. accelerated sedimentation box; 3. motor; 4. rotating shaft; 5. feed pipe; 6. stirring rod; 7. discharge pipe; 8. first sieve plate; 9. second sieve plate; 10. mounting seat; 11. electric push rod; 12. fixed plate; 13. fixed seat; 14. fixed shaft; 15. cleaning roller; 16. dust collection box; 17. support seat; 18. support column. DETAILED DESCRIPTION

[0015] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0016] In the description of the present invention, it should be noted that the terms "vertical", "up", "down", "horizontal", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0017] In the description of the present invention, it is also necessary to explain that, unless otherwise clearly specified and limited, the terms "set", "install", "connect", and "connect" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0018] See also Figure 1-3 The utility model provides a technical solution: a solid-liquid separation device for wastewater treatment, comprising a separation box 1, an accelerated sedimentation box 2, a motor 3, a rotating shaft 4, a feed pipe 5, a stirring rod 6, a discharge pipe 7, a first sieve plate 8 and a second sieve plate 9, wherein the separation box 1 is provided with a motor 3 on the upper side, the separation box 1 is provided with a feed pipe 5 near the motor 3, the shaft end of the motor 3 is provided with a rotating shaft 4, the rotating shaft 4 extends into the separation direction, the separation box 1 is provided with an accelerated sedimentation box 2 at a position corresponding to the rotating shaft 4, the size of the accelerated sedimentation box 2 is adapted to the size of the separation box 1, a plurality of stirring rods 6 are provided on the rotating shaft 4, and the plurality of stirring rods 6 are equidistantly distributed, the lower side of the accelerated sedimentation box 2 is provided with a discharge pipe 7, the separation box 1 is provided with a first sieve plate 8 near the accelerated sedimentation box 2, and the first sieve plate 8 is provided with a plurality of filter holes.

[0019] In this embodiment, the size of the first sieve plate 8 is adapted to the size of the separation box 1. A mounting seat 10 is provided on the inner wall of the separation box 1 near the first sieve plate 8. A plurality of electric push rods 11 are provided in the mounting seat 10. The plurality of electric push rods 11 are symmetrically arranged relative to the mounting seat 10. A fixing plate 12 is provided on the end of the plurality of electric push rods 11 away from the mounting seat 10.

[0020] In this embodiment, a fixing seat 13 is provided on the side of the fixing plate 12 away from the electric push rod 11 , a fixing shaft 14 is provided in the fixing seat 13 , a cleaning roller 15 is provided on the fixing shaft 14 , and the size of the cleaning roller 15 is adapted to the size of the first screen plate 8 .

[0021] In this embodiment, a second sieve plate 9 is provided on the lower side of the first sieve plate 8, and a plurality of through holes are provided on the second sieve plate 9. The sizes of the plurality of through holes are smaller than the sizes of the filter holes, and the sizes of the second sieve plate 9 are adapted to the sizes of the first sieve plate 8. A mounting seat 10 is also provided on the inner wall of the separation box 1 near the second sieve plate 9, and dust boxes 16 are provided at positions on the separation box 1 corresponding to the first sieve plate 8 and the second sieve plate 9.

[0022] In this embodiment, a collecting box is provided on the lower side of the second sieve plate 9, and two guide plates are provided at the connection between the separation box 1 and the collecting box. The two guide plates are symmetrically arranged relative to the separation box 1. A support seat 17 is provided at a position on the separation box 1 corresponding to the collecting box, and a plurality of support columns 18 are provided on the lower side of the support seat 17.

[0023] Working principle: the staff adds the waste liquid into the separation box 1 through the feed pipe 5, and then uses the motor 3 to make the rotating shaft 4 rotate, and the stirring rod 6 stirs the waste liquid, so that the impurities in the waste liquid in the accelerated sedimentation box 2 can sink to the bottom of the waste liquid faster, and then pass through the first sieve plate 8 and the second sieve plate 9 to completely filter the impurities, and pass through the guide plate so that the treated waste liquid is collected by the collection box. If the first sieve plate 8 and the second sieve plate 9 are blocked, it is only necessary to use the electric push rod 11 to make the fixed plate 12 drive the cleaning roller 15 to move, and send the impurities to the dust collection box 16.

[0024] It is worth noting that the entire device is controlled by a main control button. Since the device matched with the control button is a common device and belongs to the existing mature technology, its electrical connection relationship and specific circuit structure will not be described in detail here.

[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 solid-liquid separation device for wastewater treatment, It is characterized in that The invention comprises a separation box (1), an accelerated sedimentation box (2), a motor (3), a rotating shaft (4), a feed pipe (5), a stirring rod (6), a discharge pipe (7), a first sieve plate (8) and a second sieve plate (9), wherein the motor (3) is provided on the upper side of the separation box (1), a feed pipe (5) is provided on the separation box (1) at a position close to the motor (3), a rotating shaft (4) is provided at the shaft end of the motor (3), the rotating shaft (4) extends into the separation box, an accelerated sedimentation box (2) is provided at a position corresponding to the rotating shaft (4) in the separation box (1), the size of the accelerated sedimentation box (2) is matched with the size of the separation box (1), a plurality of stirring rods (6) are provided on the rotating shaft (4), the plurality of stirring rods (6) are equidistantly distributed, a discharge pipe (7) is provided on the lower side of the accelerated sedimentation box (2), a first sieve plate (8) is provided at a position close to the accelerated sedimentation box (2) in the separation box (1), and a plurality of filter holes are provided on the first sieve plate (8).

2. A solid-liquid separation device for wastewater treatment according to claim 1, Features: The size of the first sieve plate (8) is matched with the size of the separation box (1); a mounting seat (10) is provided on the inner wall of the separation box (1) near the first sieve plate (8); a plurality of electric push rods (11) are provided in the mounting seat (10); the plurality of electric push rods (11) are symmetrically arranged relative to the mounting seat (10); and a fixing plate (12) is provided on one end of the plurality of electric push rods (11) away from the mounting seat (10).

3. A solid-liquid separation device for wastewater treatment according to claim 2, Features: A fixing seat (13) is provided on a side of the fixing plate (12) away from the electric push rod (11), a fixing shaft (14) is provided inside the fixing seat (13), a cleaning roller (15) is provided on the fixing shaft (14), and the size of the cleaning roller (15) is adapted to the size of the first screen plate (8).

4. A solid-liquid separation device for wastewater treatment according to claim 1, Features: A second sieve plate (9) is provided on the lower side of the first sieve plate (8), and a plurality of through holes are provided on the second sieve plate (9), the size of the plurality of through holes being smaller than the size of the filter holes, and the size of the second sieve plate (9) is adapted to the size of the first sieve plate (8). A mounting seat (10) is also provided on the inner wall of the separation box (1) at a position close to the second sieve plate (9), and dust collecting boxes (16) are provided at positions on the separation box (1) corresponding to the first sieve plate (8) and the second sieve plate (9).

5. A solid-liquid separation device for wastewater treatment according to claim 4, Features: A collecting box is provided at the lower side of the second sieve plate (9); two guide plates are provided at the connection between the separation box (1) and the collecting box; the two guide plates are symmetrically arranged relative to the separation box (1); a support seat (17) is provided at a position on the separation box (1) corresponding to the collecting box; a plurality of support columns (18) are provided at the lower side of the support seat (17).

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