Sewage treatment zero-sludge discharge device

Abstract

The utility model discloses a zero sludge discharge device for sewage treatment, and relates to the technical field of sewage treatment. Comprising a high-temperature incinerator body, a top cover is installed on the top of the high-temperature incinerator body, a sewage treatment box body is arranged above the top cover, a sludge discharge pipe is communicated to the sewage treatment box body and comprises an L-shaped pipe, an inclined pipe and a vertical pipe, and a feeding assembly is arranged on the high-temperature incinerator body and comprises a sludge feeding pipe rotationally arranged on the lower portion of the vertical pipe in a sleeving mode; the mud throwing pipe comprises a straight pipe and an eccentric pipe, and the straight pipe is rotationally inserted into the top cover. According to the sludge incineration device, through the arrangement of the feeding assembly and the bucket plate, the rotating motor is started to drive the gear to enable the rotating gear, the sludge feeding pipe, the inverted-L-shaped rod, the inclined scraping plate and the scraping rod to synchronously rotate, so that after the sludge feeding pipe uniformly feeds sludge into the bucket plate, the inclined scraping plate and the scraping rod conduct flattening operation, sludge incineration is more complete, and the sludge incineration efficiency is improved. And the incineration efficiency is improved to a certain extent, and zero sludge discharge operation is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of sewage treatment, in particular to a sewage treatment zero sludge discharge device. Background Art

[0002] Wastewater treatment refers to the process of purifying and treating polluted water to reduce the content of pollutants and protect the environment and human health. Currently, a certain amount of sludge is generated in the process of sewage treatment and needs to be treated. Sometimes the sludge is incinerated at high temperature to collect heat energy.

[0003] An existing sludge zero-emission MBR sewage treatment device (authorization announcement number: CN109205970B) has the following defects: the above-mentioned device collects undegraded sludge separately and centrally treats it to achieve zero sludge emission. However, when the existing device performs high-temperature incineration treatment on the sludge, the sludge discharged from the high-temperature incinerator is usually piled up together, which can easily lead to incomplete incineration of the sludge inside, thereby reducing the incineration efficiency to a certain extent. For this reason, the utility model is proposed. Utility Model Content

[0004] The purpose of the utility model is to provide a sewage treatment zero sludge discharge device 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 sewage treatment zero sludge discharge device, including a high-temperature incinerator body, a top cover is installed on the top of the high-temperature incinerator body, a sewage treatment box is arranged above the top cover, the sewage treatment box is connected with a sludge discharge pipe, the sludge discharge pipe includes an L-shaped pipe, an inclined pipe and a vertical pipe, a feeding assembly is arranged on the high-temperature incinerator body, the feeding assembly includes a sludge feeding pipe rotatably sleeved at the lower part of the vertical pipe, the sludge feeding pipe includes a straight pipe and a skewed pipe, the straight pipe is rotatably inserted on the top cover, a rotating gear is fixedly sleeved on the top of the straight pipe, a driving gear is meshed on one side of the rotating gear, a vertical rod is fixedly inserted on the central axis of the driving gear, the vertical rod is rotatably inserted on the top cover, an arch plate is fixed on the top cover, the vertical rod is rotatably inserted through and inserted on the arch plate, and a rotating motor is connected to the top of the vertical rod.

[0006] Preferably, an inverted L-shaped rod is fixed at one side of the lower part of the straight tube, an inclined scraper is fixed at the bottom end of the inverted L-shaped rod, a plurality of scraping rods are evenly fixed at the bottom of the inclined scraper, and the deflection tube and the inverted L-shaped rod are arranged in relative positions.

[0007] Preferably, a bucket plate is provided inside the high-temperature incinerator body, a through hole is opened in the middle of the bucket plate, a plurality of connecting blocks are fixed on the outer circumference of the bucket plate, the connecting blocks are fixed to the inner wall of the high-temperature incinerator body, burners are provided on the connecting blocks, and the inclined scraper is adapted to the inclination angle of the bucket plate.

[0008] Preferably, a hot air pipe is connected to one side of the top cover, and a heat exchanger is connected to the outer end of the hot air pipe. The heat exchanger is used to collect heat for other uses.

[0009] Preferably, a support ring block is fixed on the outside of the high-temperature incinerator body, a plurality of support legs are fixed on the circumference of the support ring block, and an ash discharge pipe is provided at the bottom of the high-temperature incinerator body for ash discharge.

[0010] Preferably, one side of the sewage treatment box is connected to a water inlet pipe, and the other side is connected to a water outlet pipe. Connecting columns are fixed to the four corners of the bottom surface of the sewage treatment box. The connecting columns are arranged on the top cover and fixed to the top cover.

[0011] Compared with the prior art, the beneficial effects of the utility model are:

[0012] The zero sludge discharge device for sewage treatment, through the setting of the feeding component and the bucket plate, starts the rotating motor, drives the gear to make the rotating gear, mud throwing pipe, inverted L-shaped rod, inclined scraper and scraping rod rotate synchronously, so that after the mud throwing pipe throws mud to the bucket plate evenly, the inclined scraper and scraping rod perform leveling operation, so that the sludge is incinerated more completely, the incineration efficiency is improved to a certain extent, and the zero sludge discharge operation is guaranteed. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a front view of the utility model;

[0014] Figure 2 It is a three-dimensional structural schematic diagram of the utility model;

[0015] Figure 3 It is a cross-sectional view of the utility model without the support legs;

[0016] Figure 4 It is a three-dimensional structural schematic diagram of a part of the structure of the utility model.

[0017] In the figure: 1. high-temperature incinerator body; 101. top cover; 2. sewage treatment tank; 201. sludge discharge pipe; 3. support ring block; 4. sludge throwing pipe; 401. rotating gear; 402. driving gear; 403. inverted L-shaped rod; 404. inclined scraper; 405. scraping rod; 5. bucket plate; 501. connecting block; 502. burner; 6. hot air pipe; 601. heat exchanger. DETAILED DESCRIPTION

[0018] 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.

[0019] In the process of sewage treatment, a discharge device is needed. The device provided by the utility model is specifically used to re-treat the sludge generated in the sewage treatment, so that the sludge is incinerated at high temperature and the heat is collected and used, thereby achieving zero sludge discharge operation. In the incineration process, the sludge is evenly spread to improve the combustion efficiency. In the process of using this device, it is necessary to carry out installation inspection and other preparatory work in advance to ensure the normal operation of the device.

[0020] like Figure 1-Figure 4 As shown, the utility model provides a technical solution: a sewage treatment zero sludge discharge device, including a high-temperature incinerator body 1, a top cover 101 is installed on the top of the high-temperature incinerator body 1, a sewage treatment box 2 is arranged above the top cover 101, the sewage treatment box 2 is connected with a sludge discharge pipe 201, the sludge discharge pipe 201 includes an L-shaped pipe, an inclined pipe and a vertical pipe, a feeding assembly is arranged on the high-temperature incinerator body 1, the feeding assembly includes a sludge feeding pipe 4 rotatably sleeved at the lower part of the vertical pipe, the sludge feeding pipe 4 includes a straight pipe and a skewed pipe, and the straight pipe is rotatably inserted in On the top cover 101, a rotating gear 401 is fixedly sleeved on the top of the straight tube, a driving gear 402 is meshed on one side of the rotating gear 401, a vertical rod is fixedly inserted into the central axis of the driving gear 402, the vertical rod is rotatably inserted on the top cover 101, an arch plate is fixed on the top cover 101, the vertical rod is rotatably inserted through the arch plate, and a rotating motor is connected to the top of the vertical rod, wherein the offset pipe controls the sludge discharge position to facilitate subsequent scraping, and the sludge discharge pipe 201 is used to transport the sludge from the sewage treatment box 2 to the high-temperature incineration furnace body 1.

[0021] In the embodiment, an inverted L-shaped rod 403 is fixed at one side of the lower part of the straight tube, an inclined scraper 404 is fixed at the bottom end of the inverted L-shaped rod 403, and a plurality of scraping rods 405 are evenly fixed at the bottom of the inclined scraper 404. The eccentric tube and the inverted L-shaped rod 403 are arranged at relative positions, and a bucket plate 5 is arranged inside the high-temperature incineration furnace body 1. A through hole is opened in the middle of the bucket plate 5, and a plurality of connecting blocks 501 are fixed on the outer circumference of the bucket plate 5. The connecting blocks 501 are fixed to the inner wall of the high-temperature incineration furnace body 1, and burners 502 are arranged on the connecting blocks 501. The inclined scraper 404 is adapted to the inclination angle of the bucket plate 5, wherein the through hole is used to ensure that the ash produced after the sludge incineration falls to the bottom position of the high-temperature incineration furnace body 1 for easy discharge, and at the same time facilitates the bucket plate 5 to hold and evenly spread the sludge again.

[0022] In the embodiment, a hot air pipe 6 is connected to one side of the top cover 101, and a heat exchanger 601 is connected to the outer end of the hot air pipe 6. The heat exchanger 601 is used to collect heat for other uses as raw materials. Through the setting of the feeding assembly and the bucket plate 5, the rotating motor is started, driving the gear 402 to make the rotating gear 401, the mud throwing pipe 4, the inverted L-shaped rod 403, the inclined scraper 404 and the scraping rod 405 rotate synchronously, so that after the mud throwing pipe 4 evenly throws mud to the bucket plate 5, the inclined scraper 404 and the scraping rod 405 perform a leveling operation, so that the sludge is incinerated more completely, the incineration efficiency is improved to a certain extent, and zero sludge discharge operation is ensured. Among them, the rotating motor adopts a servo motor with a self-locking function in the prior art.

[0023] In the embodiment, a support ring block 3 is fixed to the outside of the high-temperature incineration furnace body 1, and a plurality of support legs are fixed on the circumference of the support ring block 3. An ash discharge pipe is arranged at the bottom of the high-temperature incineration furnace body 1 for ash discharge. A water inlet pipe is connected to one side of the sewage treatment box 2, and a water outlet pipe is connected to the other side. Connecting columns are fixed to the four corners of the bottom surface of the sewage treatment box 2, and the connecting columns are arranged on the top cover 101 and fixed to the top cover 101. Among them, the high-temperature incineration furnace body 1, the burner 502, and the heat exchanger 601 are prior art to ensure high-temperature incineration treatment of the sludge. The sewage treatment box 2 is prior art to ensure sewage treatment and sludge discharge. The sludge discharge pipe 201, the mud throwing pipe 4, the ash discharge pipe, the water inlet pipe and the water outlet pipe are all prior art, and are equipped with switch valves to ensure the inlet and outlet flow.

[0024] Working principle: When the device is used, the sewage treatment box 2 treats the sewage, and the generated sludge enters the mud throwing pipe 4 through the sludge discharge pipe 201. At this time, the rotating motor starts, driving the gear 402 to make the rotating gear 401 and the mud throwing pipe 4 rotate slowly, so that the sludge is evenly thrown on the bucket plate 5. At the same time, the inclined scraper 404 and the scraping rod 405 spread the sludge evenly, and the burner 502 is controlled to start high-temperature combustion. The hot gas generated by the combustion is discharged through the hot gas pipe 6, and the ash generated after the sludge is burned falls through the through hole and is finally discharged from the ash outlet pipe. The device is electrically connected to ensure that the device is controlled and used normally.

[0025] Although the embodiments of the present invention have been shown and described, it will be understood 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 the scope of the present invention is limited by the attached embodiments and their equivalents.

Claims

1. A sewage treatment zero sludge discharge device, comprising a high-temperature incinerator body (1), characterized in that: A top cover (101) is installed on the top of the high-temperature incinerator body (1). A sewage treatment box (2) is arranged above the top cover (101). A sludge discharge pipe (201) is connected to the sewage treatment box (2). The sludge discharge pipe (201) comprises an L-shaped pipe, an inclined pipe and a vertical pipe. A feeding assembly is arranged on the high-temperature incinerator body (1). The feeding assembly comprises a sludge feeding pipe (4) rotatably sleeved at the lower part of the vertical pipe. The sludge feeding pipe (4) comprises a straight pipe and an offset pipe. The straight pipe is rotatably inserted on the top cover (101). A rotating gear (401) is fixedly sleeved on the top of the straight pipe. A driving gear (402) is meshed on one side of the rotating gear (401). A vertical rod is fixedly inserted on the central axis of the driving gear (402). The vertical rod is rotatably inserted on the top cover (101). An arch plate is fixed on the top cover (101). The vertical rod is rotatably inserted through the arch plate. A rotating motor is connected to the top of the vertical rod.

2. A sewage treatment zero sludge discharge device according to claim 1, characterized in that: An inverted L-shaped rod (403) is fixed at one side of the lower part of the straight tube, an inclined scraper (404) is fixed at the bottom end of the inverted L-shaped rod (403), a plurality of scraping rods (405) are evenly fixed at the bottom of the inclined scraper (404), and the deflected tube and the inverted L-shaped rod (403) are arranged at relative positions.

3. A sewage treatment zero sludge discharge device according to claim 2, characterized in that: A bucket plate (5) is arranged inside the high-temperature incinerator body (1), a through hole is opened in the middle of the bucket plate (5), a plurality of connecting blocks (501) are fixed on the outer circumference of the bucket plate (5), the connecting blocks (501) are fixed to the inner wall of the high-temperature incinerator body (1), burners (502) are arranged on the connecting blocks (501), and the inclined scraper (404) is adapted to the inclination angle of the bucket plate (5).

4. A sewage treatment zero sludge discharge device according to claim 1, characterized in that: A hot air pipe (6) is connected to one side of the top cover (101), and a heat exchanger (601) is connected to the outer end of the hot air pipe (6). The heat exchanger (601) is used to collect heat for other uses.

5. The zero-sludge discharge device for sewage treatment according to claim 1, characterized in that: A support ring block (3) is fixed on the outside of the high-temperature incineration furnace body (1), a plurality of support legs are fixed on the circumference of the support ring block (3), and an ash discharge pipe is arranged at the bottom of the high-temperature incineration furnace body (1) for discharging ash.

6. A sewage treatment zero sludge discharge device according to claim 1, characterized in that: One side of the sewage treatment box (2) is connected to a water inlet pipe, and the other side is connected to a water outlet pipe. The four corners of the bottom surface of the sewage treatment box (2) are fixed with connecting columns, which are arranged on the top cover (101) and fixed to the top cover (101).

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