Solid-liquid separation device for urban sewage treatment

Abstract

The utility model discloses a solid-liquid separation device for urban sewage treatment, which comprises a sewage treatment tank, an arc-shaped filter plate is arranged between the inner surfaces of two longitudinal sides of the sewage treatment tank, and a water guide plate is arranged between one transverse end of the arc-shaped filter plate and the inner surface of one transverse side of the sewage treatment tank. A water inlet pipe is arranged at the position, corresponding to the water guide plate, of the top of the sewage treatment tank, and a discharge port is formed in the position, corresponding to the top of the end, transversely away from the arc-shaped filter plate, of the material guide plate, of the sewage treatment tank. The beneficial effects of the utility model are that the device is reasonable in design, is simple and stable in structure, and is high in practicality; according to the sewage treatment device, solid pollutants filtered and intercepted by the arc-shaped filter plate can be cleaned to the guide plate and finally discharged to the waste collection box, manual cleaning and intermittent operation are not needed, the labor intensity of workers is greatly reduced, the sewage treatment efficiency is improved, and the sewage treatment device is suitable for popularization and use.

Description

Technical Field

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

[0002] At present, with the acceleration of urbanization and industrialization, the production volume continues to increase, and the pollution is becoming increasingly serious, which has seriously restricted the sustainable development of urban social economy. The pollution problem of urban sewage has become increasingly prominent in the process of urbanization and industrialization, and has also become a very important factor restricting the sustainable development of urban social economy. Therefore, it is particularly important to properly handle the problem of urban sewage.

[0003] In the process of urban sewage treatment, filter plates are usually used to filter and intercept solid pollutants in sewage to separate them. However, the fixed pollutants intercepted by filtration need to be cleaned manually, resulting in intermittent operation. This not only has high labor intensity, but also reduces the efficiency of sewage treatment, and needs further development and improvement. Utility Model Content

[0004] The purpose of the utility model is to provide a solid-liquid separation device for urban sewage treatment in order to solve the problem that in the existing urban sewage treatment process, manual cleaning of intercepted and separated solid pollutants is required, resulting in intermittent sewage treatment, which not only has high labor intensity but also reduces the sewage treatment efficiency.

[0005] The utility model achieves the above-mentioned purpose through the following technical scheme: a solid-liquid separation device for urban sewage treatment, comprising a sewage treatment box, an arc-shaped filter plate is arranged between the inner surfaces of the two longitudinal sides of the sewage treatment box, a water guide plate is arranged between one transverse end of the arc-shaped filter plate and the inner surface of one transverse side of the sewage treatment box, and a material guide plate is arranged between the other end and the inner surface of one transverse side of the sewage treatment box, a water inlet pipe is arranged at the position of the top of the sewage treatment box corresponding to the water guide plate, a discharge port is arranged at the top position of the sewage treatment box corresponding to the material guide plate and away from the arc-shaped filter plate at one end, a drain pipe is arranged at the bottom end of one transverse side of the sewage treatment box, and a rotating shaft is arranged between the inner surfaces of the two longitudinal sides of the sewage treatment box above the arc-shaped filter plate. One end of the rotating shaft extends to the outside of the sewage treatment tank and a rotating motor is installed thereon, and a support mounting plate is provided on the circumferential outer surface of the rotating shaft located on the inner side of the sewage treatment tank, and a first support socket and a second support socket are sequentially arranged in the transverse direction on the surface of the support mounting plate close to one side of the arc-shaped filter plate, and a first telescopic support plate and a second telescopic support plate are respectively plugged and installed on the first support socket and the second support socket near one end of the arc-shaped filter plate, and a telescopic device is provided between the first telescopic support plate and the first support socket and between the second telescopic support plate and the second support socket, and a scraper and a cleaning brush are respectively provided on the first telescopic support plate and the second telescopic support plate near one end of the arc-shaped filter plate.

[0006] Furthermore, a waste recovery box is provided on the outer surface of the sewage treatment box below the discharge port corresponding to the discharge port.

[0007] Furthermore, a control device is provided on the outer surface of one longitudinal side of the sewage treatment tank, and the rotating motor and the telescopic device are both electrically connected to the control device.

[0008] Furthermore, the arc-shaped filter plate, the water guide plate and the material guide plate are all sealedly connected to the inner surface of the sewage treatment tank.

[0009] Furthermore, a rotating bearing seat is arranged between the rotating shaft and the sewage treatment tank.

[0010] Furthermore, a backwashing mechanism is provided below the arc-shaped filter plate and is electrically connected to the control device.

[0011] Compared with the prior art, the beneficial effects of the utility model are: the utility model has a reasonable design, a simple and stable structure, and strong practicality; the solid pollutants in the sewage flowing down the water guide plate are filtered and intercepted by the arranged arc filter plate, and the solid pollutants filtered and intercepted on the arc filter plate can be cleaned to the guide plate and finally discharged to the waste collection box by arranging a rotating shaft, a rotating motor, a support mounting plate, a first support socket, a second support socket, a telescopic device, a first telescopic support plate, a second telescopic support plate, a scraper and a cleaning brush, without the need for manual cleaning and intermittent operation, which greatly reduces the labor intensity and improves the efficiency of sewage treatment. In addition, the arc filter plate is cleaned by a cleaning brush to avoid clogging of the arc filter plate, thereby ensuring the stability of the filtering and intercepting effect of the arc filter plate, and is suitable for promotion and use. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0013] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0014] Figure 3 for Figure 2 Enlarged view of part A in the middle.

[0015] In the figure: 1-sewage treatment tank, 2-arc filter plate, 3-water guide plate, 4-material guide plate, 5-water inlet pipe, 6-discharge port, 7-drain pipe, 8-rotating shaft, 9-rotating motor, 10-support mounting plate, 11-first support socket, 12-second support socket, 13-first telescopic support plate, 14-second telescopic support plate, 15-telescopic device, 16-scraper, 17-cleaning brush, 18-waste recovery box, 19-control device. DETAILED DESCRIPTION

[0016] 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.

[0017] In the description of the present invention, it should be understood that the terms "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like 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 referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0018] Combination Figures 1 to 3 A solid-liquid separation device for urban sewage treatment shown in the figure comprises a sewage treatment box 1, an arc-shaped filter plate 2 is arranged between the inner surfaces of the two longitudinal sides of the sewage treatment box 1, a water guide plate 3 is arranged between one lateral end of the arc-shaped filter plate 2 and the inner surface of one lateral side of the sewage treatment box 1, and a material guide plate 4 is arranged between the other end and the inner surface of one lateral side of the sewage treatment box 1, a water inlet pipe 5 is arranged at a position corresponding to the water guide plate 3 at the top of the sewage treatment box 1, a discharge port 6 is arranged at a top position of the sewage treatment box corresponding to the material guide plate 4 at one end away from the arc-shaped filter plate 2, a drain pipe 7 is arranged at the bottom end of one lateral side of the sewage treatment box 1, and a rotating shaft 8 is arranged between the inner surfaces of the two longitudinal sides of the sewage treatment box 1 above the arc-shaped filter plate 2, and one end of the rotating shaft 8 extends to the outside of the sewage treatment box 1 A rotating motor 9 is installed, and a supporting mounting plate 10 is provided on the circumferential outer surface of the rotating shaft 8 located on the inner side of the sewage treatment tank 1. The surface of the supporting mounting plate 10 close to the arc-shaped filter plate 2 is provided with a first supporting socket 11 and a second supporting socket 12 in sequence along the horizontal direction. The first supporting socket 11 and the second supporting socket 12 are respectively plugged and installed with a first telescopic supporting plate 13 and a second telescopic supporting plate 14 near one end of the arc-shaped filter plate 2. A telescopic device 15 is provided between the first telescopic supporting plate 13 and the first supporting socket 11 and between the second telescopic supporting plate 14 and the second supporting socket 12. A scraper 16 and a cleaning brush 17 are respectively provided on the first telescopic supporting plate 13 and the second telescopic supporting plate 14 near one end of the arc-shaped filter plate 2.

[0019] A waste recovery box 18 is provided below the discharge port 6 on the outer surface of the sewage treatment tank 1, which is convenient for recovering the solid pollutants separated from the sewage for centralized treatment; a control device 19 is provided on the outer surface of one longitudinal side of the sewage treatment tank 1, and the rotating motor 9 and the telescopic device 15 are electrically connected to the control device 19, so as to facilitate controlling the working states of the rotating motor 9 and the telescopic device 15 through the control device 19, wherein the telescopic device 15 is one of a hydraulic cylinder, an electric telescopic rod or a servo electric cylinder; the arc filter plate 2, the water guide plate 3 and the material guide plate 4 are all sealedly connected to the inner surface of the sewage treatment tank 1 to improve the effect of separating and intercepting solid pollutants in the sewage; a rotating bearing seat is provided between the rotating shaft 8 and the sewage treatment tank 1 to facilitate the smooth rotation of the rotating shaft 8; a backwashing mechanism is provided below the arc filter plate 2 and is electrically connected to the control device 19 to backwash the upper arc filter plate 2 to avoid clogging of the arc filter plate 2.

[0020] When in use, the urban sewage to be treated is sent into the sewage treatment tank through the water inlet pipe, and then flows through the curved filter plate after being drained by the water guide plate. The curved filter plate filters and intercepts the solid pollutants in the sewage. The sewage with filtered and intercepted solid pollutants enters the sewage treatment tank below the curved filter plate, and is finally discharged through the drain pipe. When a certain amount of solid pollutants accumulate on the curved filter plate, the rotating motor is controlled to start driving the rotating shaft to rotate, and the scraper is adjusted to the top of the curved filter plate near one end of the water guide plate. Then the telescopic device on the first support socket is controlled to drive the scraper and the curved filter plate to rotate. The top of the arc filter plate is in contact with each other, and then with the cooperation of the rotating motor and the telescopic device, the scraper is driven to move in an arc along the top of the arc filter plate to scrape the solid pollutants filtered and intercepted on the arc filter plate to the upper part of the guide plate, and then the solid pollutants slide smoothly from the top of the guide plate to the waste collection box. In addition, by controlling the telescopic device on the second supporting socket, the cleaning brush can be driven to contact the top of the arc filter plate. With the cooperation of the rotating motor and the telescopic device, the arc filter plate can be cleaned by the cleaning brush to avoid blockage of the arc filter plate and ensure the stability of the filtering and intercepting effect of the arc filter plate.

[0021] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0022] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A solid-liquid separation device for urban sewage treatment, comprising a sewage treatment tank (1), characterized in that: An arc-shaped filter plate (2) is arranged between the inner surfaces of the two longitudinal sides of the sewage treatment box (1); a water guide plate (3) is arranged between one lateral end of the arc-shaped filter plate (2) and the inner surface of one lateral side of the sewage treatment box (1); a material guide plate (4) is arranged between the other end and the inner surface of one lateral side of the sewage treatment box (1); a water inlet pipe (5) is arranged at a position corresponding to the water guide plate (3) at the top of the sewage treatment box (1); a discharge port (6) is arranged at a top position of the sewage treatment box corresponding to the material guide plate (4) and away from the arc-shaped filter plate (2); a drainage pipe (7) is arranged at the bottom end of one lateral side of the sewage treatment box (1); a rotating shaft (8) is arranged between the inner surfaces of the two longitudinal sides of the sewage treatment box (1) above the arc-shaped filter plate (2); one end of the rotating shaft (8) extends to the outside of the sewage treatment box (1) and is equipped with a rotating motor (9); the rotating shaft ( 8) A support mounting plate (10) is provided on the circumferential outer surface of the inner side of the sewage treatment tank (1); a first support socket (11) and a second support socket (12) are sequentially provided in the transverse direction on the surface of the support mounting plate (10) on one side close to the arc-shaped filter plate (2); a first telescopic support plate (13) and a second telescopic support plate (14) are respectively plugged and installed on the first support socket (11) and the second support socket (12) at one end close to the arc-shaped filter plate (2); a telescopic device (15) is provided between the first telescopic support plate (13) and the first support socket (11) and between the second telescopic support plate (14) and the second support socket (12); a scraper (16) and a cleaning brush (17) are respectively provided on the first telescopic support plate (13) and the second telescopic support plate (14) at one end close to the arc-shaped filter plate (2).

2. A solid-liquid separation device for urban sewage treatment according to claim 1, characterized in that A waste recovery box (18) is provided on the outer surface of the sewage treatment box (1) below the discharge port (6).

3. A solid-liquid separation device for urban sewage treatment according to claim 1, characterized in that A control device (19) is provided on the outer surface of one longitudinal side of the sewage treatment tank (1), and the rotating motor (9) and the telescopic device (15) are both electrically connected to the control device (19).

4. A solid-liquid separation device for urban sewage treatment according to claim 1, characterized in that The arc-shaped filter plate (2), the water guide plate (3) and the material guide plate (4) are all sealedly connected to the inner surface of the sewage treatment tank (1).

5. A solid-liquid separation device for urban sewage treatment according to claim 1, characterized in that A rotating bearing seat is provided between the rotating shaft (8) and the sewage treatment tank (1).

6. A solid-liquid separation device for urban sewage treatment according to claim 3, characterized in that A backwashing mechanism is provided below the arc-shaped filter plate (2) and is electrically connected to the control device (19).

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