Energy-saving deamination and ammonia water recovery device

Abstract

The utility model discloses an energy-saving deamination and ammonia water recovery device, which is applied to the field of chemical separation and comprises a deamination shell, a liquid inlet pipe and a flora inlet are arranged on the deamination shell, a liquid discharge pipe is arranged on the lower surface of the deamination shell, a temperature adjusting mechanism and a stirring mechanism are arranged in the deamination shell, and the stirring mechanism is arranged on the lower surface of the deamination shell. The temperature adjusting mechanism extends into the deamination shell through a liquid discharging pipe, an ammonia water recycling mechanism is arranged on one side of the deamination shell, during use, ammonia-containing wastewater is firstly discharged into the deamination shell through a liquid inlet pipe, then flora is discharged into the deamination shell through a flora inlet, and the ammonia water recycling mechanism is arranged on the other side of the deamination shell. Ammonia is converted into nitrate ammonia by utilizing nitrifying bacteria, then the nitrate ammonia is reduced into ammonia gas to be discharged by utilizing denitrifying bacteria, the temperature in the deamination shell can be adjusted by the temperature adjusting mechanism, so that the temperature is suitable for growth of flora and the activity of the flora is maintained, and then the flora can be fully contacted with ammonia-containing wastewater by the stirring mechanism, so that the treatment efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of chemical separation, and particularly relates to an energy-saving device for deammonification and recovery of ammonia water. Background Art

[0002] A large amount of ammonia nitrogen wastewater is generated in industries such as fertilizers, pesticides, batteries, and catalysts. The increase in ammonia nitrogen concentration in the water will lead to eutrophication of the water, and eventually make the water turbid, produce a foul odor, and pollute the water. Therefore, the country has strict regulations and restrictions on the ammonia nitrogen content in discharged wastewater.

[0003] The Chinese utility model patent currently announced as CN219907098U discloses a deamination device, which is provided with a deamination reaction tank, which is used to deaminize materials, and a support assembly, which includes a support mechanism, a holding ring, the holding ring is slidably installed on both sides of the support mechanism, and a shock absorbing mechanism, which is installed on both sides of the support assembly. By providing a shock absorbing mechanism and in cooperation with the holding ring and the shock absorbing mechanism, the pressure of the deamination reaction tank on the support mechanism is dispersed, thereby achieving the effect of reducing the squeezing force of the deamination reaction tank on the support assembly.

[0004] This patent uses a deammonification reaction tank for deammonification treatment. However, when using biological deammonification, the temperature in the deammonification reaction tank needs to be strictly controlled. Common ammonia nitrogen removal microorganisms such as nitrifying bacteria and denitrifying bacteria are active at lower temperatures, generally between 10°C and 35°C. Therefore, the temperature in the deammonification reaction tank plays a vital role in the deammonification efficiency. Utility Model Content

[0005] The utility model aims to provide an energy-saving deamination and ammonia water recovery device, which solves the problem that the existing energy-saving deamination and ammonia water recovery device cannot control the temperature inside the deamination reaction tank, thus affecting the deamination efficiency.

[0006] The above technical objectives of the utility model are achieved through the following technical solutions: an energy-saving deammoniation and ammonia water recovery device, comprising a deammoniation shell, a liquid inlet pipe and a bacterial colony inlet are arranged on the deammoniation shell, a liquid discharge pipe is arranged on the lower surface of the deammoniation shell, a temperature regulating mechanism and a stirring mechanism are arranged inside the deammoniation shell, the temperature regulating mechanism extends to the inside of the deammoniation shell through the liquid discharge pipe, an ammonia water recovery mechanism is arranged on one side of the deammoniation shell, and a first valve is arranged on the liquid discharge pipe;

[0007] The temperature regulating mechanism includes an exhaust pipe, a second valve and an air outlet. The exhaust pipe is arranged on one side of the drain pipe. One end of the exhaust pipe extends to the interior of the deammonification shell through the drain pipe. One end of the exhaust pipe is arranged in a ring shape. The second valve is arranged on the exhaust pipe. The air outlet is arranged at one end of the exhaust pipe. There are several air outlets and they are arranged in a circle.

[0008] The above technical scheme is adopted, by setting a deammonification shell, a liquid inlet pipe, a bacterial colony inlet, a liquid discharge pipe, a temperature regulating mechanism, a stirring mechanism, an ammonia water recovery mechanism and a first valve. When in use, the ammonia-containing wastewater is first discharged into the interior of the deammonification shell through the liquid inlet pipe, and then the bacterial colony is discharged into the deammonification shell through the bacterial colony inlet, and ammonia is converted into nitrate ammonia by nitrifying bacteria, and then the nitrate ammonia is reduced to ammonia gas for discharge by denitrifying bacteria, wherein the temperature regulating mechanism can adjust the temperature inside the deammonification shell to make it suitable for bacterial colony growth and maintain the activity of the bacterial colony, and then the stirring mechanism can make the bacterial colony fully contact with the ammonia-containing wastewater to improve the treatment efficiency, and then the gaseous ammonia is passed into the ammonia water recovery mechanism for absorption, and then the ammonia water is recovered, wherein the temperature regulating mechanism includes an exhaust pipe, a second valve and an air outlet, and when in use, the exhaust pipe passes through the liquid discharge pipe and enters the interior of the deammonification shell, and then cold air is added to the interior of the deammonification shell through the exhaust pipe, so that the temperature inside the deammonification shell reaches an environment suitable for the bacterial colony, and then the second valve can control the exhaust pipe.

[0009] The utility model is further configured as follows: the stirring mechanism includes a motor, a rotating shaft, a connecting plate and a stirring plate, the motor is arranged on the upper surface of the deamination shell, the rotating shaft is arranged on the output shaft of the motor, one end of the rotating shaft extends to the interior of the deamination shell, the connecting plate is arranged on the rotating shaft, the connecting plates are several in number and arranged linearly, and the stirring plate is arranged on the connecting plate.

[0010] By adopting the above technical scheme, a motor, a rotating shaft, a connecting plate and a stirring plate are set. When in use, the motor is first turned on so that the output shaft of the motor drives the rotating shaft to rotate, and then the rotating shaft drives the connecting plate and the stirring plate to rotate, which can improve the contact between the bacterial flora and the ammonia-containing wastewater.

[0011] The utility model is further configured as follows: the ammonia water recovery mechanism includes a connecting pipe, a recovery shell, an absorption liquid inlet and a liquid outlet pipe, the connecting pipe is arranged on the deammonification shell, the recovery shell is arranged at the other end of the connecting pipe, the absorption liquid inlet is arranged on the recovery shell, and the liquid outlet pipe is arranged at the lower end of the recovery shell.

[0012] By adopting the above technical scheme, a connecting pipe, a recovery shell, an absorption liquid inlet and a liquid outlet pipe are provided. When in use, water is first added to the interior of the recovery shell through the absorption liquid inlet, and then liquid ammonia is discharged into the recovery shell through the connecting pipe. The ammonia gas therein is absorbed by water. During the absorption process, the ammonia gas will dissolve into the water and react chemically with the water to form an ammonia-containing aqueous solution. After absorption, an ammonia-containing aqueous solution is obtained. Compared with condensation, recovering ammonia by absorption can achieve energy-saving effects.

[0013] The utility model is further configured as follows: a gas storage cavity is arranged outside the deammonification shell, a through hole is arranged on the deammonification shell, the through hole is communicated with the gas storage cavity, a fixed pipe mouth is arranged on the gas storage cavity, and the fixed pipe mouth is connected to the connecting pipe.

[0014] By adopting the above technical solution, by setting a gas storage chamber, a through hole and a fixed pipe mouth, the ammonia generated in the deammonification shell can enter the gas storage chamber through the through hole, and then be discharged into the connecting pipe through the fixed pipe mouth, so that the ammonia can smoothly enter the interior of the recovery shell.

[0015] The utility model is further configured as follows: a scraper plate is arranged inside the deammoniation shell, a connecting rod is arranged on the scraper plate, and one end of the connecting rod is connected to the rotating shaft.

[0016] By adopting the above technical solution, by arranging the scraper plate and the connecting rod, when the rotating shaft rotates, the rotating shaft can drive the connecting rod and the scraper plate to rotate, and the scraper plate can scrape the inner wall of the deammoniation shell.

[0017] The utility model is further configured as follows: a temperature sensor is arranged inside the deammoniation shell.

[0018] By adopting the above technical solution, a temperature sensor is set up. When in use, the temperature sensor can monitor the temperature inside the deamination shell, and then transmit the temperature inside the deamination shell to an external display screen, so that the staff can monitor the temperature inside the deamination shell.

[0019] The utility model is further configured as follows: a guide cavity is arranged inside the recovery shell, the guide cavity extends to the bottom of the recovery shell, and the cross section of the guide cavity is V-shaped.

[0020] By adopting the above technical solution and providing a guide cavity, when the ammonia gas enters the interior of the recovery shell, the guide cavity can guide the ammonia gas so that the ammonia gas directly enters the water.

[0021] In summary, the utility model has the following beneficial effects:

[0022] By setting an exhaust pipe, a second valve and an air outlet, when in use, the exhaust pipe passes through the drain pipe and enters the interior of the deamination shell, and then cold air is added to the interior of the deamination shell through the exhaust pipe, so that the temperature inside the deamination shell reaches an environment suitable for the bacterial flora, and then the second valve can control the exhaust pipe.

[0023] By setting a motor, a rotating shaft, a connecting plate and a stirring plate, when in use, first turn on the motor so that the output shaft of the motor drives the rotating shaft to rotate, and then the rotating shaft drives the connecting plate and the stirring plate to rotate, which can improve the contact between the bacterial flora and the ammonia-containing wastewater.

[0024] Based on the above improvements, the overall technical effect achieved by the present device is that it can adjust the temperature inside the deamination shell by injecting cold air into the deamination shell, so that the temperature inside the deamination shell is suitable for the growth of bacteria, thereby improving the activity of the bacteria and increasing the efficiency of the deamination treatment. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0026] Figure 2 It is a left view of the utility model;

[0027] Figure 3 The utility model Figure 2 Stereoscopic cross-section at AA in the middle;

[0028] Figure 4 It is a structural schematic diagram of the stirring mechanism of the utility model;

[0029] Figure 5 It is a structural schematic diagram of the temperature regulating mechanism of the utility model.

[0030] In the figure, 1, deammonification shell; 2, liquid inlet pipe; 3, bacterial colony entrance; 4, liquid discharge pipe; 5, temperature regulating mechanism; 6, stirring mechanism; 7, ammonia recovery mechanism; 8, first valve; 9, gas storage chamber; 10, through hole; 11, fixed pipe mouth; 12, scraper plate; 13, connecting rod; 14, temperature sensor; 15, guide chamber; 501, exhaust pipe; 502, second valve; 503, air outlet; 601, motor; 602, rotating shaft; 603, connecting plate; 604, stirring plate; 701, connecting pipe; 702, recovery shell; 703, absorption liquid inlet; 704, liquid outlet pipe. DETAILED DESCRIPTION

[0031] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0032] Example:

[0033] See also Figure 1-Figure 5The utility model provides a technical solution: an energy-saving deammoniation and ammonia water recovery device, comprising a deammoniation shell 1, a liquid inlet pipe 2 and a bacterial colony inlet 3 are arranged on the deammoniation shell 1, a liquid discharge pipe 4 is arranged on the lower surface of the deammoniation shell 1, a temperature regulating mechanism 5 and a stirring mechanism 6 are arranged inside the deammoniation shell 1, the temperature regulating mechanism 5 extends to the inside of the deammoniation shell 1 through the liquid discharge pipe 4, an ammonia water recovery mechanism 7 is arranged on one side of the deammoniation shell 1, and a first valve 8 is arranged on the liquid discharge pipe 4;

[0034] The temperature regulating mechanism 5 includes an exhaust pipe 501, a second valve 502 and an air outlet 503. The exhaust pipe 501 is arranged on one side of the drain pipe 4. One end of the exhaust pipe 501 extends to the interior of the deammonification shell 1 through the drain pipe 4. One end of the exhaust pipe 501 is arranged in a ring shape. The second valve 502 is arranged on the exhaust pipe 501. The air outlet 503 is arranged at one end of the exhaust pipe 501. There are several air outlet holes 503 and they are arranged in a circle.

[0035] By arranging the deammonification shell 1, the liquid inlet pipe 2, the bacterial colony inlet 3, the liquid discharge pipe 4, the temperature regulating mechanism 5, the stirring mechanism 6, the ammonia water recovery mechanism 7 and the first valve 8, when in use, the ammonia-containing wastewater is first discharged into the interior of the deammonification shell 1 through the liquid inlet pipe 2, and then the bacterial colony is discharged into the deammonification shell 1 through the bacterial colony inlet 3, and the ammonia is converted into nitrate ammonia by nitrifying bacteria, and then the nitrate ammonia is reduced to ammonia gas by denitrifying bacteria. The temperature regulating mechanism 5 can adjust the temperature inside the deammonification shell 1 to make it suitable for the growth of the bacterial colony and maintain the activity of the bacterial colony, and then The stirring mechanism 6 can make the bacterial community fully contact with the ammonia-containing wastewater to improve the treatment efficiency, and then pass the gaseous ammonia into the ammonia recovery mechanism 7 for absorption, and then recover the ammonia. The temperature adjustment mechanism 5 includes an exhaust pipe 501, a second valve 502 and an air outlet 503. When in use, the exhaust pipe 501 passes through the drain pipe 4 and enters the interior of the deammonification shell 1, and then cold air is added to the interior of the deammonification shell 1 through the exhaust pipe 501, so that the temperature inside the deammonification shell 1 reaches an environment suitable for the bacterial community, and then the second valve 502 can control the exhaust pipe 501.

[0036] refer to Figure 4The stirring mechanism 6 includes a motor 601, a rotating shaft 602, a connecting plate 603 and a stirring plate 604. The motor 601 is arranged on the upper surface of the deammonification shell 1, the rotating shaft 602 is arranged on the output shaft of the motor 601, one end of the rotating shaft 602 extends to the interior of the deammonification shell 1, the connecting plate 603 is arranged on the rotating shaft 602, the number of connecting plates 603 is several and they are arranged linearly, and the stirring plate 604 is arranged on the connecting plate 603. By arranging the motor 601, the rotating shaft 602, the connecting plate 603 and the stirring plate 604, when in use, first turn on the motor 601, so that the output shaft of the motor 601 drives the rotating shaft 602 to rotate, and then the rotating shaft 602 drives the connecting plate 603 and the stirring plate 604 to rotate, which can improve the contact between the bacterial flora and the ammonia-containing wastewater.

[0037] refer to Figure 3 The ammonia water recovery mechanism 7 includes a connecting pipe 701, a recovery shell 702, an absorption liquid inlet 703 and a liquid outlet pipe 704. The connecting pipe 701 is arranged on the deammonification shell 1, the recovery shell 702 is arranged at the other end of the connecting pipe 701, the absorption liquid inlet 703 is arranged on the recovery shell 702, and the liquid outlet pipe 704 is arranged at the lower end of the recovery shell 702. By arranging the connecting pipe 701, the recovery shell 702, the absorption liquid inlet 703 and the liquid outlet pipe 704, when in use, water is first added to the inside of the recovery shell 702 through the absorption liquid inlet 703, and then liquid ammonia is discharged into the recovery shell 702 through the connecting pipe 701, and the ammonia gas therein is absorbed by water. During the absorption process, the ammonia gas will dissolve in the water and react chemically with the water to form an ammonia-containing aqueous solution. After absorption, the ammonia-containing aqueous solution is obtained. Compared with condensation, the recovery of ammonia by absorption can achieve energy-saving effects.

[0038] refer to Figure 3 A gas storage chamber 9 is provided on the outside of the deammonification shell 1, and a through hole 10 is provided on the deammonification shell 1, which is communicated with the gas storage chamber 9. A fixed pipe mouth 11 is provided on the gas storage chamber 9, and the fixed pipe mouth 11 is connected to the connecting pipe 701. By setting the gas storage chamber 9, the through hole 10 and the fixed pipe mouth 11, the ammonia generated in the deammonification shell 1 can enter the gas storage chamber 9 through the through hole 10, and then be discharged into the connecting pipe 701 through the fixed pipe mouth 11, so that the ammonia can smoothly enter the interior of the recovery shell 702.

[0039] refer to Figure 4 A scraper plate 12 is provided inside the deammonification shell 1, and a connecting rod 13 is provided on the scraper plate 12. One end of the connecting rod 13 is connected to the rotating shaft 602. By providing the scraper plate 12 and the connecting rod 13, when the rotating shaft 602 rotates, the rotating shaft 602 can drive the connecting rod 13 and the scraper plate 12 to rotate, and the inner wall of the deammonification shell 1 can be scraped by the scraper plate 12.

[0040] refer to Figure 3 A temperature sensor 14 is provided inside the deamination shell 1. By providing the temperature sensor 14, when in use, the temperature sensor 14 can monitor the temperature inside the deamination shell 1, and then can transmit the temperature inside the deamination shell 1 to an external display screen, so that the staff can monitor the temperature inside the deamination shell 1.

[0041] refer to Figure 3 A guide cavity 15 is provided inside the recovery shell 702, and the guide cavity 15 extends to the bottom of the recovery shell 702. The cross section of the guide cavity 15 is V-shaped. By providing the guide cavity 15, when the ammonia gas enters the interior of the recovery shell 702, the guide cavity 15 can guide the ammonia gas so that the ammonia gas directly enters the water.

[0042] Brief description of the usage process: When using;

[0043] First, the ammonia-containing wastewater is discharged into the interior of the deammonification shell 1 through the liquid inlet pipe 2, and then the bacterial flora is discharged into the deammonification shell 1 through the bacterial flora inlet 3, and the ammonia is converted into nitrate ammonia by nitrifying bacteria, and then the nitrate ammonia is reduced to ammonia gas by denitrifying bacteria. The ammonia gas generated in the deammonification shell 1 can enter the gas storage chamber 9 through the through hole 10, and then be discharged into the connecting pipe 701 through the fixed pipe port 11, so that the ammonia gas can smoothly enter the interior of the recovery shell 702;

[0044] Then the exhaust pipe 501 penetrates the drain pipe 4 and enters the interior of the deamination shell 1, and then cold air is added to the interior of the deamination shell 1 through the exhaust pipe 501, so that the temperature inside the deamination shell 1 reaches an environment suitable for the bacterial flora, and then the second valve 502 can control the exhaust pipe 501;

[0045] Then, the motor 601 is turned on, so that the output shaft of the motor 601 drives the rotating shaft 602 to rotate, and then the rotating shaft 602 drives the connecting plate 603 and the stirring plate 604 to rotate, which can improve the contact between the bacterial flora and the ammonia-containing wastewater;

[0046] Finally, water is added to the interior of the recovery shell 702 through the absorption liquid inlet 703, and then the liquid ammonia is discharged into the recovery shell 702 through the connecting pipe 701, and the ammonia gas therein is absorbed by water. During the absorption process, the ammonia gas will dissolve into the water and react chemically with the water to form an ammonia-containing aqueous solution. After absorption, an ammonia-containing aqueous solution is obtained. Compared with condensation, recovering ammonia by absorption can achieve energy-saving effects.

[0047] This specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. After reading this specification, those skilled in the art may make non-creative modifications to the present embodiment as needed, but such modifications are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. An energy-saving deamination and ammonia water recovery device, comprising a deamination housing (1), characterized in that: The deammonification shell (1) is provided with a liquid inlet pipe (2) and a bacterial colony inlet (3); a liquid discharge pipe (4) is provided on the lower surface of the deammonification shell (1); a temperature regulating mechanism (5) and a stirring mechanism (6) are provided inside the deammonification shell (1); the temperature regulating mechanism (5) extends to the inside of the deammonification shell (1) through the liquid discharge pipe (4); an ammonia water recovery mechanism (7) is provided on one side of the deammonification shell (1); and a first valve (8) is provided on the liquid discharge pipe (4); The temperature regulating mechanism (5) comprises an exhaust pipe (501), a second valve (502) and an air outlet (503); the exhaust pipe (501) is arranged at one side of the liquid discharge pipe (4); one end of the exhaust pipe (501) extends through the liquid discharge pipe (4) to the interior of the deammoniation shell (1); one end of the exhaust pipe (501) is arranged in a ring shape; the second valve (502) is arranged on the exhaust pipe (501); the air outlet (503) is arranged at one end of the exhaust pipe (501); and the number of the air outlets (503) is plural and they are arranged in a circle.

2. The energy-saving deammoniation and ammonia recovery device according to claim 1, characterized in that: The stirring mechanism (6) comprises a motor (601), a rotating shaft (602), a connecting plate (603) and a stirring plate (604); the motor (601) is arranged on the upper surface of the deamination shell (1); the rotating shaft (602) is arranged on the output shaft of the motor (601); one end of the rotating shaft (602) extends to the interior of the deamination shell (1); the connecting plate (603) is arranged on the rotating shaft (602); the connecting plates (603) are multiple and arranged linearly; and the stirring plate (604) is arranged on the connecting plate (603).

3. The energy-saving deammoniation and ammonia recovery device according to claim 1 is characterized in that: The ammonia water recovery mechanism (7) comprises a connecting pipe (701), a recovery shell (702), an absorption liquid inlet (703) and a liquid outlet pipe (704); the connecting pipe (701) is arranged on the deammonification shell (1); the recovery shell (702) is arranged at the other end of the connecting pipe (701); the absorption liquid inlet (703) is arranged on the recovery shell (702); and the liquid outlet pipe (704) is arranged at the lower end of the recovery shell (702).

4. The energy-saving deammoniation and ammonia recovery device according to claim 3 is characterized in that: A gas storage chamber (9) is arranged outside the deammonification shell (1), a through hole (10) is arranged on the deammonification shell (1), the through hole (10) is communicated with the gas storage chamber (9), a fixed pipe opening (11) is arranged on the gas storage chamber (9), and the fixed pipe opening (11) is connected to the connecting pipe (701).

5. The energy-saving deammoniation and ammonia recovery device according to claim 2, characterized in that: A scraper plate (12) is arranged inside the deammoniation shell (1), a connecting rod (13) is arranged on the scraper plate (12), and one end of the connecting rod (13) is connected to the rotating shaft (602).

6. The energy-saving deammoniation and ammonia recovery device according to claim 1 is characterized in that: A temperature sensor (14) is arranged inside the deammoniation shell (1).

7. The energy-saving deammoniation and ammonia recovery device according to claim 3 is characterized in that: A flow guiding cavity (15) is arranged inside the recovery shell (702), and the flow guiding cavity (15) extends to the bottom of the recovery shell (702), and the cross section of the flow guiding cavity (15) is V-shaped.

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