Integrated hydrolytic acidification wastewater treatment device

Abstract

The utility model relates to the technical field of wastewater treatment devices, and discloses an integrated hydrolytic acidification wastewater treatment device, which comprises a bottom plate for bearing the wastewater treatment device; the hydrolysis acidification pool is arranged on the bottom plate and is used for accommodating treated wastewater; the stirring mechanism comprises a stirring rod arranged in the hydrolysis acidification pool and is used for fully mixing the wastewater with microorganisms; the scraping structure comprises a scraping plate arranged on the inner wall of the hydrolysis acidification pool, the rotating shaft is driven by the motor to rotate to drive the stirring rod to rotate to stir wastewater, and meanwhile, a second bevel gear at one end of the cylinder is meshed with a first bevel gear to drive the cylinder to revolve and rotate at the same time; therefore, wastewater in the bottom plate can be covered more comprehensively, it is ensured that the wastewater and microorganisms can be fully mixed at all corners, stirring dead angles possibly caused by single stirring are avoided, and organic matter in the wastewater can make contact and react more fully.

Description

TECHNICAL FIELD

[0001] The utility model relates to wastewater treatment device technical field especially relates to an integrated hydrolysis acidification wastewater treatment device. BACKGROUND

[0002] Because the biodegradability of industrial wastewater and municipal wastewater containing industrial wastewater is poor, the conventional treatment process cannot meet the discharge requirements, so hydrolysis acidification wastewater is usually mixed with anaerobic bacteria before the conventional treatment process to improve the biochemical capacity of the wastewater, thereby improving the efficiency of the entire treatment system, and the commonly used hydrolysis acidification reactors mainly include an upflow sludge bed reactor and a hydrolysis acidification reactor with sludge reflux, wherein the upflow sludge bed reactor is watered through a water distribution device, and a gravity flow water distribution system or a pressure flow water distribution system is usually used, both of which have the problem of easy clogging of the water distribution orifice, and it is difficult to handle the clogging, and if the clogging is not handled in time, it will lead to uneven water distribution, and long-term operation will produce dead zones, resulting in a decrease in the effective volume of the reaction tank, in addition, the separation system of the upflow sludge bed reactor usually uses elastic filler filling method, and the sludge-water separation efficiency is poor, and the biomass cannot be maintained at a high level, and although the hydrolysis acidification reactor with sludge reflux is provided with an anaerobic hydrolysis device with sludge reflux, a sedimentation tank and a sludge reflux pump need to be added, which increases the cost and the operating cost, therefore, the utility model provides a wastewater treatment hydrolysis acidification liquid under agitator.

[0003] To solve the above problems, through retrieval, the prior art discloses (application number: CN202023162513.2) a wastewater treatment hydrolysis acidification liquid under agitator, and the utility model discloses a wastewater treatment hydrolysis acidification liquid under agitator, which comprises a moving device, a supporting device, a water outlet device, a rotating device and a stirring device, the moving device comprises supporting legs, the supporting device comprises a bottom plate and a hydrolysis acidification tank, the upper surfaces of the supporting legs are welded to the lower surface of the bottom plate, the water outlet device comprises a drain pipe and a hinge seat, one surface of the drain pipe is connected to one surface of the hydrolysis acidification tank, and one surface of the hinge seat is welded to one side surface of the bottom plate, the rotating device comprises a fixed frame and a motor shaft, the upper surface of the fixed frame is welded to the lower surface of the bottom plate, and the stirring device comprises a rotating disc, the lower surface of the rotating disc is welded to the upper end of the motor shaft, the utility model is a wastewater treatment hydrolysis acidification liquid under agitator, which is provided with a stirring device, so that the wastewater in the hydrolysis acidification tank can maintain a flowing state, without causing sedimentation, and without the need to set a sedimentation tank and a sludge reflux pump, thereby saving the operating cost.

[0004] However, only stirring can be carried out in actual use, and the single stirring mode is prone to stirring dead angles, thereby affecting the degradation efficiency of the wastewater and the organic matter. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the shortcomings in the prior art and provides an integrated hydrolysis acidification wastewater treatment device.

[0006] To achieve the above object, the utility model discloses the following technical scheme: an integrated hydrolytic acidification wastewater treatment device, including:

[0007] The bottom plate is used for bearing the wastewater treatment device.

[0008] The hydrolytic acidification tank is arranged on the bottom plate and is used for containing the treated wastewater.

[0009] The stirring mechanism includes a stirring rod arranged in the hydrolytic acidification tank and is used for the sufficient mixing of wastewater and microorganisms.

[0010] The scraping structure includes a scraper arranged on the inner wall of the hydrolytic acidification tank and is used for scraping and cleaning the substances adhered to the inner wall of the hydrolytic acidification tank.

[0011] The driving assembly includes a rotating shaft rotatably connected to the bottom of the hydrolytic acidification tank and is used for driving the stirring mechanism to rotate.

[0012] The discharging mechanism includes a discharging cylinder fixedly arranged on one side of the hydrolytic acidification tank and is used for discharging the treated wastewater in the hydrolytic acidification tank.

[0013] Further description of the above technical scheme: the stirring mechanism further includes:

[0014] The cylinder is fixedly arranged at the middle part of the stirring rod and is used for driving the stirring rod to rotate to stir the wastewater.

[0015] The second bevel gear is fixedly arranged at one end of the cylinder and is rotatably connected to the rotating shaft and is used for driving the cylinder to rotate.

[0016] The first bevel gear is arranged in the rotating shaft and is used for driving the second bevel gear to rotate by being meshingly connected to the second bevel gear.

[0017] The supporting column is fixedly arranged at one end on the bottom of the hydrolytic acidification tank and is fixedly arranged at one end on the first bevel gear and is used for supporting the first bevel gear.

[0018] Further description of the above technical scheme: the second bevel gear is provided with three groups, and the second bevel gears are all meshingly connected to the first bevel gear.

[0019] Further description of the above technical scheme: the scraping structure further includes:

[0020] The limiting groove is arranged on the inner wall of the hydrolytic acidification tank and is used for limiting the scraper.

[0021] Further description of the above technical scheme: the scraper is rotatably connected to one end of the cylinder away from the second bevel gear on the side away from the inner wall of the hydrolytic acidification tank.

[0022] As a further description of the above technical solutions: the driving assembly further comprises:

[0023] The inner tooth ring is fixedly arranged on the inner wall of the rotating shaft and is used to drive the rotating shaft to rotate on the bottom of the hydrolysis acidification tank;

[0024] The circular gear is connected in meshing with the inner tooth ring and is used to drive the inner tooth ring to rotate;

[0025] The motor is fixedly arranged on the bottom of the hydrolysis acidification tank and has an output end fixedly connected with the circular gear, and is used to drive the rotating shaft to rotate on the hydrolysis acidification tank through the circular gear meshing with the inner tooth ring.

[0026] As a further description of the above technical solutions: the rotating shaft is in a cylindrical shape, and the supporting column is arranged in the middle of the rotating shaft.

[0027] As a further description of the above technical solutions: the discharging mechanism further comprises:

[0028] The baffle is slidingly connected with the discharging cylinder and is used to control the size of the wastewater discharge flow in the hydrolysis acidification tank;

[0029] The bracket is fixedly arranged on the upper end of the discharging cylinder;

[0030] The sliding groove is arranged in the inner wall on both sides of the bracket and is used to limit the baffle;

[0031] The threaded screw rod is threadedly connected with the middle part of the upper end of the bracket and is rotatably connected with the middle part of the upper end of the baffle, and is used to drive the baffle to move up and down.

[0032] As a further description of the above technical solutions: the bracket is in a U shape.

[0033] The utility model has the advantages of the following beneficial effects:

[0034] 1、in the utility model, the motor drives the rotating shaft to rotate and drives the stirring rod to rotate to stir the wastewater, meanwhile, the second bevel gear at one end of the cylinder drives the cylinder to revolve and rotate at the same time by meshing with the first bevel gear, so that the wastewater in the bottom plate can be more comprehensively covered, and the wastewater and microorganisms can be fully mixed in every corner, avoiding the dead angle caused by single stirring, so that the organic matter in the wastewater can be more fully contacted and reacted.

[0035] 2、in the utility model, while stirring, the end of the cylinder also drives the scraper to slide on the limiting groove, and the adherents and incrustations on the inner wall of the hydrolysis acidification tank are scraped and cleaned, the hindrance of these substances to the decomposition of organic matter is reduced, and the treatment efficiency is further enhanced, and through the design of the threaded screw rod and the baffle, the gap between the baffle and the discharging cylinder can be adjusted, so that the size of the wastewater discharge flow after treatment can be accurately controlled. BRIEF DESCRIPTION OF DRAWINGS

[0036] Figure 1 A cross-sectional view of the integrated hydrolysis acidification wastewater treatment device is provided in the present application;

[0037] Figure 2 A structure diagram of the integrated hydrolysis acidification wastewater treatment device is provided in the present application Figure One ;

[0038] Figure 3 A structure diagram of the integrated hydrolysis acidification wastewater treatment device is provided in the present application Figure Two ;

[0039] Figure 4 A partial structure explosion view of the integrated hydrolysis acidification wastewater treatment device is provided in the present application.

[0040] Legend:

[0041] 1, bottom plate; 2, hydrolysis acidification tank; 301, motor; 302, round gear; 303, inner tooth ring; 304, rotating shaft; 401, support column; 402, first bevel gear; 403, second bevel gear; 404, cylinder; 405, stirring rod; 501, limiting groove; 502, scraper; 601, discharge cylinder; 602, bracket; 603, chute; 604, threaded screw; 605, baffle. DETAILED DESCRIPTION

[0042] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0043] Embodiment 1:

[0044] Referring to the drawings Figures 1 to 4 , the present application provides an integrated hydrolysis acidification wastewater treatment device, which comprises a bottom plate 1 for bearing the wastewater treatment device and a hydrolysis acidification tank 2 arranged on the bottom plate 1 for containing the treated wastewater, the hydrolysis acidification tank 2 comprising a driving assembly, comprising a rotating shaft 304 rotatably connected to the bottom of the hydrolysis acidification tank 2, for driving the stirring mechanism to rotate;

[0045] It should be noted that a sealing ring is provided at the connection between the rotating shaft 304 and the bottom of the hydrolysis acidification tank 2, for preventing the wastewater from seeping into the rotating shaft 304;

[0046] As a preferred implementation, the driving assembly further comprises: an inner tooth ring 303 fixedly arranged on the inner wall of the rotating shaft 304, for driving the rotating shaft 304 to rotate on the bottom of the hydrolysis acidification tank 2; a bevel gear 302 meshingly connected to the inner tooth ring 303, for driving the inner tooth ring 303 to rotate; and a motor 301 fixedly arranged on the bottom of the hydrolysis acidification tank 2, and having an output end fixedly connected to the bevel gear 302, for driving the rotating shaft 304 to rotate on the hydrolysis acidification tank 2 through the bevel gear 302 meshingly connected to the inner tooth ring 303.

[0047] As a preferred implementation, the rotating shaft 304 is in a cylindrical shape, and the support column 401 is arranged in the middle of the rotating shaft 304.

[0048] Embodiment 2

[0049] On the basis of Embodiment 1, in order to further improve the sufficient mixing of the wastewater and the microorganisms, a stirring mechanism is arranged in the hydrolysis acidification tank 2.

[0050] As a preferred implementation, the stirring mechanism comprises: a stirring rod 405 arranged in the hydrolysis acidification tank 2, for the sufficient mixing of the wastewater and the microorganisms.

[0051] It should be noted that the stirring rod 405 can be in several groups, and the stirring rods 405 are arranged in different vertical directions.

[0052] As a preferred implementation, the stirring mechanism further comprises: a cylinder 404 fixedly arranged in the middle of the stirring rod 405, for driving the stirring rod 405 to rotate to stir the wastewater; a second bevel gear 403 fixedly arranged at one end of the cylinder 404 and rotationally connected to the rotating shaft 304, for driving the cylinder 404 to rotate; a first bevel gear 402 arranged in the rotating shaft 304, for driving the second bevel gear 403 to rotate by being meshingly connected to the second bevel gear 403; and a support column 401 fixedly arranged at one end on the bottom of the hydrolysis acidification tank 2 and fixedly arranged at the other end on the first bevel gear 402, for supporting the first bevel gear 402.

[0053] It should be noted that the connection between the cylinder 404 and the stirring rod 405 is welding, and a sealing ring is arranged at the connection between the cylinder 404 and the rotating shaft 304.

[0054] As a preferred implementation, the second bevel gear 403 is arranged in three groups, and the second bevel gears 403 are all meshingly connected to the first bevel gear 402.

[0055] Embodiment 3

[0056] On the basis of Embodiment 2, in order to further improve the sufficient mixing of the wastewater and the microorganisms, a scraping structure is arranged in the hydrolysis acidification tank 2.

[0057] As a preferred implementation, the scraping structure comprises: a scraper 502 arranged on the inner wall of the hydrolysis acidification tank 2, used for scraping and cleaning the substances adhered to the inner wall of the hydrolysis acidification tank 2;

[0058] It should be noted that the side of the scraper 502 close to the inner wall of the hydrolysis acidification tank 2 is provided with an arc shape matched with the inner wall of the hydrolysis acidification tank 2;

[0059] As a preferred implementation, the scraping structure further comprises: a limiting groove 501 arranged on the inner wall of the hydrolysis acidification tank 2, used for limiting the scraper 502;

[0060] It should be noted that the scraper 502 is slidingly connected to the limiting groove 501;

[0061] As a preferred implementation, the side of the scraper 502 away from the inner wall of the hydrolysis acidification tank 2 is rotationally connected to the end of the cylindrical body 404 away from the second bevel gear 403.

[0062] Embodiment 4:

[0063] On the basis of Embodiment 3, in order to further improve the discharge efficiency of the treated wastewater, the hydrolysis acidification tank 2 is provided with a discharging mechanism;

[0064] As a preferred implementation, the discharging mechanism comprises: a discharging cylinder 601 fixedly arranged on one side of the hydrolysis acidification tank 2, used for discharging the treated wastewater in the hydrolysis acidification tank 2;

[0065] As a preferred implementation, the discharging mechanism further comprises: a baffle 605 slidingly connected to the discharging cylinder 601, used for controlling the size of the wastewater discharge flow in the hydrolysis acidification tank 2; a bracket 602 fixedly arranged on the upper end of the discharging cylinder 601; a sliding groove 603 arranged on the inner wall of the two sides of the bracket 602, used for limiting the baffle 605; and a threaded screw rod 604 threadedly connected to the middle part of the upper end of the bracket 602 and rotationally connected to the middle part of the upper end of the baffle 605, used for driving the baffle 605 to move up and down;

[0066] It should be noted that the upper and lower sliding connection parts of the baffle 605 and the discharging cylinder 601 are provided with sealing rings, used for preventing the wastewater from seeping out of the discharging cylinder 601 to pollute the outside world;

[0067] As a preferred implementation, the bracket 602 is in the shape of U.

[0068] Working principle: in use, first pour wastewater in the hydrolysis acidification tank 2, then start the motor 301, the motor 301 drives the gear 302 to rotate, the gear 302 drives the inner tooth ring 303 to rotate, the inner tooth ring 303 drives the rotating shaft 304 to rotate at the bottom of the hydrolysis acidification tank 2, the rotating shaft 304 drives the three groups of cylinders 404 to rotate, the cylinder 404 drives the stirring rod 405 to rotate to stir the wastewater, at the same time, the second bevel gear 403 at one end of the cylinder 404 meshes on the first bevel gear 402 to drive the cylinder 404 to rotate around the sun while rotating around itself, so that the wastewater in the bottom plate 1 can be more fully covered, ensuring that the wastewater and microorganisms can be fully mixed in every corner, avoiding the dead angle caused by single stirring, so that the organic matter in the wastewater can be more fully contacted and reacted, at the same time, the other end of the cylinder 404 rotates on the scraper 502, the movement of the cylinder 404 also drives the scraper 502 to slide on the limiting groove 501, so that the scraper 502 can scrape and clean the attachments and incrustations on the inner wall of the hydrolysis acidification tank 2, reducing the hindrance of these substances to the decomposition of organic matter, thereby improving the treatment efficiency, when the treated wastewater needs to be discharged from the hydrolysis acidification tank 2, the threaded screw rod 604 is twisted to rotate on the baffle 605, at the same time, the threaded screw rod 604 drives the baffle 605 to slide upward on the sliding groove 603 through the threaded connection on the bracket 602, the treated wastewater is discharged through the gap generated between the baffle 605 and the discharge cylinder 601, and the size of the discharge flow of the wastewater can be adjusted by adjusting the gap between the baffle 605 and the discharge cylinder 601 through the threaded screw rod 604.

[0069] Finally, it should be pointed out that: the above only for the preferred embodiments of the present application, and not for limiting the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, it still can modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part of the technical features, any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application, should be included in the protection scope of the present application.

Claims

1. An integrated hydrolysis and acidification wastewater treatment device, characterized by: include: A bottom plate (1) for supporting a wastewater treatment device; A hydrolysis and acidification tank (2) is arranged on the bottom plate (1) and is used to accommodate the treated wastewater; A stirring mechanism, including a stirring rod (405) arranged in the hydrolysis and acidification tank (2), for fully mixing the wastewater and the microorganisms; A scraping structure, comprising a scraper (502) arranged on the inner wall of the hydrolysis and acidification tank (2), for scraping and cleaning materials adhered to the inner wall of the hydrolysis and acidification tank (2); A driving assembly includes a rotating shaft (304) rotatably connected to the bottom of the hydrolysis and acidification tank (2) for driving the stirring mechanism to rotate; The discharge mechanism comprises a discharge cylinder (601) fixedly arranged on one side of the hydrolysis and acidification tank (2) and used for discharging the treated wastewater in the hydrolysis and acidification tank (2).

2. The integrated hydrolysis and acidification wastewater treatment device according to claim 1, characterized in that: The stirring mechanism also includes: The cylinder (404) is fixedly arranged in the middle of the stirring rod (405) and is used to drive the stirring rod (405) to rotate and stir the wastewater; A second bevel gear (403) is fixedly arranged at one end of the cylinder (404) and rotatably connected to the rotating shaft (304) for driving the cylinder (404) to rotate; The first bevel gear (402) is arranged in the rotating shaft (304) and is used to drive the second bevel gear (403) to rotate by being meshed with the second bevel gear (403); The support column (401) has one end fixedly connected to the bottom of the hydrolysis acidification tank (2) and one end fixedly connected to the first bevel gear (402) for supporting the first bevel gear (402).

3. The integrated hydrolysis and acidification wastewater treatment device according to claim 2, characterized in that: The second bevel gears (403) are provided in three groups, and the second bevel gears (403) are all meshedly connected to the first bevel gear (402).

4. The integrated hydrolysis and acidification wastewater treatment device according to claim 3, characterized in that: The scraping structure further comprises: The limiting groove (501) is provided on the inner wall of the hydrolysis and acidification tank (2) and is used to limit the scraper (502).

5. The integrated hydrolysis and acidification wastewater treatment device according to claim 4, characterized in that: The scraper (502) is rotatably connected to one end of the cylinder (404) away from the second bevel gear (403) at a side away from the inner wall of the hydrolysis and acidification tank (2).

6. The integrated hydrolysis and acidification wastewater treatment device according to claim 5, characterized in that: The drive assembly further includes: An inner gear ring (303) is fixedly arranged on the inner wall of the rotating shaft (304) and is used to drive the rotating shaft (304) to rotate at the bottom of the hydrolysis acidification tank (2); A circular gear (302) is meshedly connected to the inner gear ring (303) and is used to drive the inner gear ring (303) to rotate; The motor (301) has a bottom fixedly connected to the bottom of the hydrolysis acidification tank (2), and an output end fixedly connected to a circular gear (302). The motor (301) is used to drive the rotating shaft (304) to rotate on the hydrolysis acidification tank (2) through the circular gear (302) meshing with the internal gear ring (303).

7. The integrated hydrolysis and acidification wastewater treatment device according to claim 6, characterized in that: The rotating shaft (304) is cylindrical in shape, and the supporting column (401) is arranged in the middle of the rotating shaft (304).

8. The integrated hydrolysis and acidification wastewater treatment device according to claim 7, characterized in that: The discharge mechanism further comprises: The baffle (605) is slidably engaged with the discharge barrel (601) and is used to control the discharge flow rate of the wastewater in the hydrolysis and acidification tank (2); A bracket (602) is fixedly arranged on the upper end of the discharge cylinder (601); Slide grooves (603) are provided on the inner walls of both sides of the bracket (602) and are used to limit the baffle (605); The threaded screw (604) is threadedly connected to the middle part of the upper end of the bracket (602) and the lower end is rotatably connected to the middle part of the upper end of the baffle (605), and is used to drive the baffle (605) to move up and down.

9. The integrated hydrolysis and acidification wastewater treatment device according to claim 8, characterized in that: The bracket (602) is U-shaped.

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