Ammonia water cooling device for wastewater recovery

Abstract

The utility model provides an ammonia water cooling device for waste water recovery, which relates to the technical field of chemical engineering and comprises a cooling tank, a waste water delivery pipe is mounted on the surface of the cooling tank and communicated with the inside of the cooling tank, a drain pipe is connected to the bottom end of the cooling tank, and a liquid storage tank is arranged on the right side of the cooling tank. A liquid conveying pump is installed above the liquid storage tank, a liquid inlet of the liquid conveying pump is communicated with a liquid outlet of the liquid storage tank, a liquid conveying pipe is connected between a liquid outlet of the liquid conveying pump and the surface of the cooling tank, and an atomizing nozzle is installed at the end, in the cooling tank, of the liquid conveying pipe. Ammonia water is atomized and sprayed to the top end inside the cooling tank through the atomizing spray head, heat generated by waste water inside the cooling tank moves upwards, the atomized ammonia water is heated and evaporated into ammonia gas, a large amount of heat in the waste water can be taken away in the ammonia gas evaporation process, and the waste water is cooled. Therefore, the effect of rapidly cooling the wastewater is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of chemical industry, in particular to an ammonia water cooling device for waste water recovery. Background Art

[0002] The rare earth smelting process uses a large amount of water. After the smelting is completed, a large amount of waste water needs to be recycled to reduce the waste of water resources. However, the waste water generated by smelting is at a high temperature and cannot be directly recycled. Therefore, a cooling device is needed to cool the waste water.

[0003] The general method of cooling wastewater is to let it stand in a pool and then cool it down naturally. As a result, the wastewater cooling process takes a long time, resulting in a large amount of wastewater recycling efficiency being slow.

[0004] Therefore, there is an urgent need for an ammonia cooling device for wastewater recovery that can solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings existing in the prior art and to solve the problem that the general wastewater cooling method proposed in the above background technology is mainly to place the wastewater in a pool and then cool it naturally, so that the wastewater cooling treatment takes a long time, thereby causing a large amount of wastewater recycling efficiency to be slow.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: an ammonia cooling device for wastewater recovery, comprising a cooling tank, a wastewater water pipe is installed on the surface of the cooling tank, the wastewater water pipe is communicated with the inside of the cooling tank, a drain pipe is connected to the bottom end of the cooling tank, a liquid storage tank is arranged on the right side of the cooling tank, an infusion pump is installed above the liquid storage tank, the liquid inlet of the infusion pump is communicated with the liquid outlet of the liquid storage tank, the liquid outlet of the infusion pump is connected with an infusion pipe on the surface of the cooling tank, an atomizing nozzle is installed at one end of the infusion pipe inside the cooling tank, a stirring motor is installed at the top of the cooling tank, the output shaft of the stirring motor is fixedly connected to a stirring shaft at one end inside the cooling tank, and a spiral stirring rod is installed on the surface of the stirring shaft.

[0007] Preferably, the inner bottom end of the cooling tank is arranged as an arc groove structure.

[0008] Preferably, the atomizing nozzle is arranged at the top of the cooling tank, and the spiral stirring rod is arranged below the atomizing nozzle.

[0009] Preferably, a compressor is arranged on the right side of the liquid storage tank, a reflux pipe is connected between the compressor and the cooling tank, one end of the reflux pipe installed on the surface of the cooling tank is arranged on the top of the cooling tank, a condenser is installed between the compressor and the liquid storage tank, the compressor output end is connected to the condenser input end, and the condenser output end is connected to the liquid storage tank input end.

[0010] Preferably, an oil separator is provided inside the compressor.

[0011] Preferably, circular bumps are evenly installed on the outer side of the spiral stirring rod.

[0012] Compared with the prior art, the advantages and positive effects of the utility model are: after the ammonia water is atomized and sprayed to the top position inside the cooling tank through the atomizing nozzle, the heat generated by the wastewater inside the cooling tank will rush upward, heating the atomized ammonia water, thereby heating the atomized ammonia water and evaporating it into ammonia gas. During the evaporation of the ammonia gas, a large amount of heat in the wastewater will be taken away, thereby achieving the effect of quickly cooling the wastewater. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 A schematic diagram of the three-dimensional structure of a device provided according to an embodiment of the utility model is shown;

[0014] Figure 2 A schematic diagram of the planar structure of a device provided according to an embodiment of the utility model is shown;

[0015] Figure 3 A three-dimensional schematic diagram of a spiral stirring rod structure provided according to an embodiment of the utility model is shown.

[0016] Legend:

[0017] 1. Cooling tank; 101. Wastewater pipe; 102. Drain pipe; 2. Liquid storage tank; 201. Infusion pump; 202. Infusion pipe; 203. Atomizing nozzle; 3. Stirring motor; 301. Stirring shaft; 302. Spiral stirring rod; 4. Compressor; 401. Reflux pipe; 402. Condenser. DETAILED DESCRIPTION

[0018] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0019] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0020] like Figures 1 to 3As shown, in the embodiment of the utility model: an ammonia cooling device for wastewater recovery, comprising a cooling tank 1, a wastewater water pipe 101 is installed on the surface of the cooling tank 1, the wastewater water pipe 101 is communicated with the inside of the cooling tank 1, a drain pipe 102 is connected to the bottom end of the cooling tank 1, a liquid storage tank 2 is arranged on the right side of the cooling tank 1, an infusion pump 201 is installed above the liquid storage tank 2, the liquid inlet of the infusion pump 201 is communicated with the liquid outlet of the liquid storage tank 2, the liquid outlet of the infusion pump 201 is connected to the surface of the cooling tank 1 with an infusion pipe 202, an atomizing nozzle 203 is installed at one end of the infusion pipe 202 inside the cooling tank 1, a stirring motor 3 is installed at the top of the cooling tank 1, an output shaft of the stirring motor 3 is fixedly connected to a stirring shaft 301 at one end inside the cooling tank 1, and a spiral stirring rod 302 is installed on the surface of the stirring shaft 301.

[0021] The inner bottom of the cooling tank 1 is arranged as an arc groove structure, so that the waste water at the bottom can be discharged quickly.

[0022] The atomizing nozzle 203 is arranged at the top of the cooling tank 1, and the spiral stirring rod 302 is arranged below the atomizing nozzle 203. The spiral stirring rod 302 rotates and stirs the wastewater in the cooling tank 1, so that the hot air in the wastewater surges upward, and then the atomized ammonia water sprayed by the atomizing nozzle 203 is conveniently contacted with the hot air.

[0023] A compressor 4 is arranged on the right side of the liquid storage tank 2, a reflux pipe 401 is connected between the compressor 4 and the cooling tank 1, one end of the reflux pipe 401 installed on the surface of the cooling tank 1 is arranged on the top of the cooling tank 1, a condenser 402 is installed between the compressor 4 and the liquid storage tank 2, the output end of the compressor 4 is connected to the input end of the condenser 402, and the output end of the condenser 402 is connected to the input end of the liquid storage tank 2.

[0024] An oil separator is provided inside the compressor 4, and its function is to separate the lubricating oil in the high-pressure steam discharged from the compressor 4 to ensure the safe and efficient operation of the device.

[0025] Circular protrusions are evenly installed on the outer side of the spiral stirring rod 302 to improve the efficiency of stirring the wastewater and facilitate the heat in the wastewater to flow upward faster.

[0026] In summary, the working principle of the utility model is as follows: before using the device, firstly, the power supply is connected to the device, and then the wastewater is transported to the cooling tank 1 through the wastewater delivery pipe 101, and then the stirring motor 3 is powered on to drive the stirring shaft 301 to rotate, and the stirring shaft 301 then drives the spiral stirring rod 302 to rotate and stir the wastewater, so that the heat of the wastewater can flow upward to the inside of the cooling tank 1, and then the infusion pump 201 extracts ammonia water from the inside of the liquid storage tank 2, and transports it to the atomizing nozzle 203 through the infusion pipe 202, and then passes through the atomizing nozzle 2 03 The ammonia water is sprayed in an atomized form so that the ammonia water after atomization spraying can fully contact the heat of the wastewater, so that the atomized ammonia water is heated by the heat surging upward from the wastewater and evaporates into ammonia gas. A large amount of heat is taken away during evaporation, thereby achieving a rapid cooling effect on the wastewater. Then the ammonia gas enters the compressor 4 from the reflux pipe 401. After being compressed by the compressor 4, the ammonia gas is transported to the condenser 402 for condensation treatment, thereby forming ammonia water and repeatedly entering the liquid storage tank 2 to achieve a repeated cycle cooling effect.

[0027] The above are only preferred embodiments of the present invention, and are not intended to limit the present invention in other forms. Any technician familiar with the profession may use the technical contents disclosed above to change or modify them into equivalent embodiments with equivalent changes and apply them to other fields. However, any simple modification, equivalent change and modification made to the above embodiments based on the technical essence of the present invention without departing from the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. An ammonia cooling device for wastewater recovery, comprising a cooling tank (1), characterized in that: A wastewater delivery pipe (101) is installed on the surface of the cooling tank (1), the wastewater delivery pipe (101) is communicated with the interior of the cooling tank (1), a drain pipe (102) is connected to the bottom of the cooling tank (1), a liquid storage tank (2) is arranged on the right side of the cooling tank (1), an infusion pump (201) is installed above the liquid storage tank (2), a liquid inlet of the infusion pump (201) is communicated with a liquid outlet of the liquid storage tank (2), and the infusion pump (201) is connected to the bottom of the cooling tank (1). 1) A liquid infusion tube (202) is connected to the liquid outlet and the surface of the cooling tank (1); an atomizing nozzle (203) is installed at one end of the liquid infusion tube (202) inside the cooling tank (1); a stirring motor (3) is installed at the top of the cooling tank (1); an output shaft of the stirring motor (3) is fixedly connected to a stirring shaft (301) at one end inside the cooling tank (1); a spiral stirring rod (302) is installed on the surface of the stirring shaft (301).

2. The ammonia cooling device for wastewater recovery according to claim 1, characterized in that: The inner bottom end of the cooling tank (1) is arranged as an arc groove structure.

3. The ammonia cooling device for wastewater recovery according to claim 1, characterized in that: The atomizing nozzle (203) is arranged at the top end of the cooling tank (1), and the spiral stirring rod (302) is arranged below the atomizing nozzle (203).

4. The ammonia cooling device for wastewater recovery according to claim 1, characterized in that: A compressor (4) is arranged on the right side of the liquid storage tank (2); a return pipe (401) is connected between the compressor (4) and the cooling tank (1); one end of the return pipe (401) installed on the surface of the cooling tank (1) is arranged on the top of the cooling tank (1); a condenser (402) is installed between the compressor (4) and the liquid storage tank (2); the output end of the compressor (4) is connected to the input end of the condenser (402); and the output end of the condenser (402) is connected to the input end of the liquid storage tank (2).

5. The ammonia cooling device for wastewater recovery according to claim 4, characterized in that: An oil separator is arranged inside the compressor (4).

6. The ammonia cooling device for wastewater recovery according to claim 1, characterized in that: Circular protrusions are evenly mounted on the outer side of the spiral stirring rod (302).

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