Sludge stirring machine for sewage treatment

Abstract

The utility model relates to the technical field of sewage treatment, and discloses a sludge stirrer for sewage treatment, which comprises a tank body, a tank cover is arranged at the upper end of the tank body, the inner wall of the tank cover is in threaded connection with a threaded rod, the top of the tank cover is fixedly connected with an air heater, and the air outlet end of the air heater is communicated with an air outlet pipe. A feeding hole is formed in the inner wall of the tank cover, a sealing plug is arranged on the inner wall of the feeding hole, a stirring mechanism is arranged in the tank body, and the stirring mechanism comprises a motor. According to the sludge stirring device, the motor drives the transmission shaft to rotate, so that the mounting rod rotates to drive the plurality of fixed rods to rotate to stir sludge, and meanwhile, the triangular stirring rod rotates to stir the conical part of the tank body, so that the sludge stirring efficiency is improved; and the arc-shaped scraping plate rotates to clean and scrape the inner wall of the discharging pipe, so that the discharging pipe is prevented from being blocked during sludge discharging, and the sludge discharging efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a sludge mixer used for sewage treatment. Background Art

[0002] Sewage sludge mixer is a kind of equipment used in sewage treatment process, mainly used to mix the sludge produced by sewage treatment plants or sewage treatment stations to improve its treatment efficiency and effect. This kind of equipment is usually equipped with a special stirring device, which can effectively stir the sludge and make it fully mixed, so as to achieve better treatment effect.

[0003] After the sludge mixer stirs the sludge, it discharges the sludge through the discharge pipe. However, the sludge is easily attached to the inner wall of the discharge pipe during the discharge process, which causes the discharge pipe to be blocked, affecting the efficiency of sludge discharge and thus affecting the efficiency of sludge treatment. Utility Model Content

[0004] In order to solve the above technical problems, the utility model provides a sludge mixer for sewage treatment.

[0005] The utility model is implemented by the following technical scheme: a sludge mixer for sewage treatment, comprising a tank body, a tank cover is arranged at the upper end of the tank body, a threaded rod is threadedly connected to the inner wall of the tank cover, a hot air blower is fixedly connected to the top of the tank cover, an air outlet end of the hot air blower is connected to an air outlet pipe, a feed port is opened on the inner wall of the tank cover, a sealing plug is arranged on the inner wall of the feed port, and a stirring mechanism is arranged inside the tank body;

[0006] The stirring mechanism includes a motor, the output end of the motor is fixedly connected to a transmission shaft, the bottom of the transmission shaft is fixedly connected to a mounting rod, the surface of the mounting rod is fixedly connected to a fixing rod, the surface of the mounting rod is fixedly connected to a triangular stirring rod, the bottom of the mounting rod is fixedly connected to an extension rod, and the surface of the extension rod is fixedly connected to an arc scraper.

[0007] Through the above technical solution, the motor drives the transmission shaft to rotate, drives the installation rod to rotate, drives multiple fixed rods to stir the sludge, and uses the triangular stirring rod to stir the conical position of the tank body, thereby improving the efficiency of sludge stirring.

[0008] As a further improvement of the above scheme, the bottom of the motor is fixedly connected to the upper surface of the tank cover, the transmission shaft is rotatably connected to the inner wall of the tank cover, the mounting rod is located inside the tank body, there are multiple fixed rods, and there are two triangular stirring rods, and the two triangular stirring rods are symmetrically distributed with the mounting rod as the center.

[0009] As a further improvement of the above solution, the air outlet pipe passes through the tank cover and extends to the interior of the tank body, and the lower end of the threaded rod passes through the tank cover and is threadedly connected to the inner wall of the tank body.

[0010] Through the above technical solution, the hot air generated by the hot air blower is blown into the tank body through the air outlet pipe, thereby reducing the water content of the sludge inside the tank body. By disassembling the threaded rod, the tank cover can be removed, the stirring mechanism can be inspected, and the inside of the tank body can be cleaned conveniently.

[0011] As a further improvement of the above solution, a heating tube is fixedly connected to the bottom of the tank cover, and the number of the heating tubes is set to be several.

[0012] Through the above technical solution, the interior of the tank is heated by multiple heating tubes to increase the temperature inside the tank, and the sludge is stirred by the stirring mechanism to make the sludge heated evenly, further improving the efficiency of sludge dehydration.

[0013] As a further improvement of the above solution, the bottom of the tank body is connected to a discharge pipe, and the inner wall of the discharge pipe is connected to a valve.

[0014] Through the above technical solution, the sludge after stirring treatment is discharged through the discharge pipe, and the closure of the discharge pipe is controlled by the valve.

[0015] As a further improvement of the above solution, one end of the extension rod extends to the inside of the discharge pipe, and the surface of the arc-shaped scraper contacts the inner wall of the discharge pipe.

[0016] Through the above technical solution, when the installation rod rotates, it drives the extension rod to rotate, and at the same time drives the arc scraper to rotate. The inner wall of the discharge pipe is scraped by the arc scraper to avoid blockage of the discharge pipe, affect the efficiency of sludge discharge, and improve practicality.

[0017] As a further improvement of the above solution, a mounting plate is fixedly connected to the surface of the tank body, a supporting column is fixedly connected to the bottom of the mounting plate, and the number of the supporting columns is three, and the three supporting columns are distributed around the mounting plate in a circle.

[0018] Through the above technical solution, the stability of the tank support is improved by three supporting columns.

[0019] Compared with the prior art, the beneficial effects of the present invention are:

[0020] The utility model provides a stirring mechanism, specifically, a motor drives a transmission shaft to rotate, so that a mounting rod rotates, drives a plurality of fixed rods to rotate to stir the sludge, and at the same time, a triangular stirring rod rotates to stir the conical part of the tank body, thereby improving the efficiency of sludge stirring; and when the mounting rod rotates, it drives the extension rod to rotate, so that the arc scraper rotates to scrape the inner wall of the discharge pipe, thereby avoiding blockage of the discharge pipe when discharging sludge, and improving the efficiency of discharging sludge.

[0021] The utility model is provided with a hot air blower, an air outlet pipe and a heating pipe. Specifically, the hot air blower is operated so that the air outlet pipe blows hot air to the inside of the tank body, and the heating pipe heats the inside of the tank body, so that the internal temperature of the tank body is increased, the heat inside the tank body is circulated, and the efficiency of sludge dehydration is improved. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0023] Figure 2 This is a schematic diagram of the overall cross-sectional structure of the utility model;

[0024] Figure 3 This is a schematic diagram of the structure of the stirring mechanism of the utility model;

[0025] Figure 4 This is a schematic diagram of the internal structure of the tank of the utility model;

[0026] Figure 5 It is a schematic diagram of the explosion structure of the tank body and tank cover of the utility model.

[0027] Description of main symbols:

[0028] 1. Tank body; 2. Tank cover; 3. Threaded rod; 4. Stirring mechanism; 401. Motor; 402. Drive shaft; 403. Mounting rod; 404. Fixed rod; 405. Triangular stirring rod; 406. Extension rod; 407. Arc scraper; 5. Hot air blower; 6. Heating pipe; 7. Air outlet pipe; 8. Feed inlet; 9. Sealing plug; 10. Mounting plate; 11. Support column; 12. Discharge pipe; 13. Valve. DETAILED DESCRIPTION

[0029] The present invention is further described below in conjunction with the accompanying drawings and specific implementation methods. It should be noted that, under the premise of no conflict, the various embodiments or technical features described below can be arbitrarily combined to form a new embodiment.

[0030] Example:

[0031] Please combine Figure 1-5A sludge mixer for sewage treatment in this embodiment includes a tank body 1, a tank cover 2 is provided at the upper end of the tank body 1, a threaded rod 3 is threadedly connected to the inner wall of the tank cover 2, a hot air blower 5 is fixedly connected to the top of the tank cover 2, an air outlet end of the hot air blower 5 is connected to an air outlet pipe 7, a feed port 8 is provided on the inner wall of the tank cover 2, a sealing plug 9 is provided on the inner wall of the feed port 8, and a stirring mechanism 4 is provided inside the tank body 1;

[0032] The stirring mechanism 4 includes a motor 401, the output end of the motor 401 is fixedly connected to a transmission shaft 402, the bottom of the transmission shaft 402 is fixedly connected to a mounting rod 403, the surface of the mounting rod 403 is fixedly connected to a fixing rod 404, the surface of the mounting rod 403 is fixedly connected to a triangular stirring rod 405, the bottom of the mounting rod 403 is fixedly connected to an extension rod 406, the surface of the extension rod 406 is fixedly connected to an arc scraper 407, sludge is added through the feed port 8, and then the sealing plug 9 is used to block the feed port 8, so that the tank The internal seal of the tank body 1 is turned on, and the motor 401 is started. The motor 401 drives the transmission shaft 402 to rotate, so that the mounting rod 403 rotates, and drives the multiple fixed rods 404 to rotate to stir the sludge. At the same time, the triangular stirring rod 405 rotates to stir the conical part of the tank body, thereby improving the efficiency of sludge stirring. When the mounting rod 403 rotates, it drives the extension rod 406 to rotate, so that the arc scraper 407 rotates to scrape the inner wall of the discharge pipe 12, thereby avoiding blockage of the discharge pipe 12 when discharging sludge, thereby improving the efficiency of discharging sludge.

[0033] The bottom of the motor 401 is fixedly connected to the upper surface of the tank cover 2, the transmission shaft 402 is rotatably connected to the inner wall of the tank cover 2, the mounting rod 403 is located inside the tank body 1, there are multiple fixing rods 404, and there are two triangular stirring rods 405, which are symmetrically distributed with the mounting rod 403 as the center.

[0034] The air outlet pipe 7 passes through the tank cover 2 and extends to the interior of the tank body 1. The lower end of the threaded rod 3 passes through the tank cover 2 and is threadedly connected to the inner wall of the tank body 1. When the hot air blower 5 is operated, the air outlet pipe 7 blows hot air to the interior of the tank body 1. By disassembling the threaded rod 3, the tank cover 2 can be removed, the stirring mechanism 4 can be inspected, and the interior of the tank body 1 can be cleaned conveniently.

[0035] A heating pipe 6 is fixedly connected to the bottom of the tank cover 2. There are several heating pipes 6. The heating pipe 6 heats the inside of the tank body 1, thereby increasing the internal temperature of the tank body 1, circulating the heat inside the tank body 1, and improving the efficiency of sludge dehydration.

[0036] The bottom of the tank body 1 is connected to a discharge pipe 12 , and the inner wall of the discharge pipe 12 is connected to a valve 13 .

[0037] One end of the extension rod 406 extends to the inside of the discharge pipe 12 , and the surface of the arc-shaped scraper 407 contacts the inner wall of the discharge pipe 12 .

[0038] A mounting plate 10 is fixedly connected to the surface of the tank body 1 , and a supporting column 11 is fixedly connected to the bottom of the mounting plate 10 . There are three supporting columns 11 , and the three supporting columns 11 are distributed around the mounting plate 10 .

[0039] The implementation principle of a sludge mixer for sewage treatment in the embodiment of the present application is as follows: when in use, sludge is added through the feed port 8, and then the sealing plug 9 is used to plug the feed port 8 to seal the interior of the tank body 1, and the motor 401 is started, and the motor 401 drives the transmission shaft 402 to rotate, so that the installation rod 403 rotates, driving the multiple fixed rods 404 to rotate to stir the sludge, and at the same time, the triangular stirring rod 405 rotates to stir the conical part of the tank body, thereby improving the efficiency of sludge stirring, and the installation rod 403 rotates to drive the extension rod 404 to rotate. 6 rotates, so that the arc scraper 407 rotates to scrape the inner wall of the discharge pipe 12, so as to avoid clogging of the discharge pipe 12 when discharging sludge, and improve the efficiency of discharging sludge. By running the hot air blower 5, the air outlet pipe 7 blows hot air to the inside of the tank body 1, and at the same time, the heating pipe 6 heats the inside of the tank body 1, so that the internal temperature of the tank body 1 is increased, the heat inside the tank body 1 is circulated, and the efficiency of sludge dehydration is improved. By disassembling the threaded rod 3, the tank cover 2 can be removed, the stirring mechanism 4 can be inspected and repaired, and the inside of the tank body 1 can be cleaned conveniently.

[0040] The above-mentioned implementation modes are only preferred implementation modes of the present invention, and cannot be used to limit the protection scope of the present invention. Any non-substantial changes and substitutions made by technicians in this field on the basis of the present invention shall fall within the scope of protection required by the present invention.

Claims

1. A sludge mixer for sewage treatment, characterized in that: The invention comprises a tank body (1), wherein a tank cover (2) is arranged at the upper end of the tank body (1), a threaded rod (3) is threadedly connected to the inner wall of the tank cover (2), a hot air blower (5) is fixedly connected to the top of the tank cover (2), an air outlet end of the hot air blower (5) is connected to an air outlet pipe (7), a feed port (8) is opened on the inner wall of the tank cover (2), a sealing plug (9) is arranged on the inner wall of the feed port (8), and a stirring mechanism (4) is arranged inside the tank body (1); The stirring mechanism (4) comprises a motor (401), the output end of the motor (401) is fixedly connected to a transmission shaft (402), the bottom of the transmission shaft (402) is fixedly connected to a mounting rod (403), the surface of the mounting rod (403) is fixedly connected to a fixing rod (404), the surface of the mounting rod (403) is fixedly connected to a triangular stirring rod (405), the bottom of the mounting rod (403) is fixedly connected to an extension rod (406), and the surface of the extension rod (406) is fixedly connected to an arc-shaped scraper (407).

2. A sludge mixer for sewage treatment according to claim 1, characterized in that: The bottom of the motor (401) is fixedly connected to the upper surface of the tank cover (2), the transmission shaft (402) is rotatably connected to the inner wall of the tank cover (2), the mounting rod (403) is located inside the tank body (1), a plurality of the fixing rods (404) are provided, and two of the triangular stirring rods (405) are provided, and the two triangular stirring rods (405) are symmetrically distributed with the mounting rod (403) as the center.

3. A sludge mixer for sewage treatment according to claim 1, characterized in that: The air outlet pipe (7) passes through the tank cover (2) and extends to the interior of the tank body (1); the lower end of the threaded rod (3) passes through the tank cover (2) and is threadedly connected to the inner wall of the tank body (1).

4. A sludge mixer for sewage treatment according to claim 2, characterized in that: A heating tube (6) is fixedly connected to the bottom of the tank cover (2), and the number of the heating tubes (6) is set to be several.

5. A sludge mixer for sewage treatment as claimed in claim 3, characterized in that: The bottom of the tank body (1) is connected to a discharge pipe (12), and the inner wall of the discharge pipe (12) is connected to a valve (13).

6. A sludge mixer for sewage treatment according to claim 1, characterized in that: One end of the extension rod (406) extends to the inside of the discharge pipe (12), and the surface of the arc-shaped scraper (407) contacts the inner wall of the discharge pipe (12).

7. A sludge mixer for sewage treatment as claimed in claim 5, characterized in that: A mounting plate (10) is fixedly connected to the surface of the tank body (1), and a supporting column (11) is fixedly connected to the bottom of the mounting plate (10). The number of the supporting columns (11) is three, and the three supporting columns (11) are distributed around the mounting plate (10).

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