A circulating cooling tower

Abstract

The utility model discloses a circulating cooling tower, comprising a cooling tower body, wherein an immersion water cooling pool, a spray water cooling chamber and an air cooling chamber are sequentially arranged inside the cooling tower body from bottom to top, a first circulating cooling pipe is arranged inside the immersion water cooling pool, a second circulating cooling pipe is arranged in the spray water cooling chamber, and the first circulating cooling pipe and the second circulating cooling pipe are connected, an air inlet pipe is arranged on one side of the bottom of the first circulating cooling pipe, a flow valve is arranged on the upper side of the air inlet pipe, an exhaust pipe is arranged on one side of the upper end of the second circulating cooling pipe, and a temperature sensor is arranged on the inner side of the exhaust pipe. The utility model sequentially arranges an immersion water cooling pool, a spray water cooling chamber and an air cooling chamber inside the cooling tower body from bottom to top, a first circulating cooling pipe is arranged inside the immersion water cooling pool, and a second circulating cooling pipe is arranged in the spray water cooling chamber, so that the gas passing through the circulating cooling pipe can be sequentially subjected to immersion water cooling, spray water cooling and air cooling treatment, and the air cooling acts on the spray water cooling at the same time, so that the cooling effect is better and the speed is faster.

Description

Technical Field

[0001] The utility model relates to the technical field of phosphorus pentafluoride preparation equipment, in particular to a circulating cooling tower. Background Art

[0002] Phosphorus pentafluoride is a phosphorus halogen compound with the chemical formula PF5. The oxidation number of the phosphorus atom is +5. It contains a three-center four-electron bond. It is a colorless gas with a pungent odor at room temperature and pressure. It is mainly used as a polymerization catalyst. A cooling tower is required during the preparation of phosphorus pentafluoride.

[0003] The circulating cooling tower with application number 202223469065.X in the prior art includes a shell and a main unit. Through the arranged driving mechanism, annular plate, fixed plate and brush, when in use, the motor drives the first gear on the rotating shaft to rotate, the first gear meshes with the annular gear to rotate, the annular gear drives the annular plate to rotate, and the annular plate drives the brush on the fixed plate to clean the impurities gathered on the filter net, so as to avoid the influence of the accumulation of impurities and dust on the air intake of the filter net, so that the circulating cooling tower has a good use effect; the utility model uses the arranged vacuum cleaner, fixed plate and rectangular frame, so that the brush can clean the impurities and dust under the action of the driving mechanism, but the cooling method is single, the cooling effect is poor, and the speed is slow, which is difficult to meet the needs of the preparation and use of phosphorus pentafluoride. Utility Model Content

[0004] The utility model aims to provide a circulating cooling tower to solve the problems in the prior art of single cooling mode, poor cooling effect, slow speed and difficulty in meeting the requirements of phosphorus pentafluoride preparation and use.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a circulating cooling tower, comprising a cooling tower body, wherein an immersion water cooling pool, a spray water cooling chamber and an air cooling chamber are sequentially arranged inside the cooling tower body from bottom to top, a first circulating cooling pipe is arranged inside the immersion water cooling pool, a second circulating cooling pipe is arranged inside the spray water cooling chamber, and the first circulating cooling pipe and the second circulating cooling pipe are connected, an air inlet pipe is arranged on one side of the bottom of the first circulating cooling pipe, a flow valve is arranged on the upper side of the air inlet pipe, an exhaust pipe is arranged on one side of the upper end of the second circulating cooling pipe, a temperature sensor is arranged on the inner side of the exhaust pipe, and the temperature sensor and the flow valve are electrically connected to the PLC control cabinet outside the cooling tower body.

[0006] Furthermore, the first circulating cooling tube and the second circulating cooling tube are both configured as spiral tubes, and the outer diameter of the first circulating cooling tube is greater than the outer diameter of the second circulating cooling tube.

[0007] Furthermore, a drain outlet is provided on one side of the bottom of the immersion water cooling pool, and a drain valve is provided in the drain outlet.

[0008] Furthermore, a connecting pipe is provided at the top of the spray water cooling chamber, and a spray pipe is provided at the lower side of the connecting pipe. A plurality of nozzles are provided at one side of the spray pipe, and one end of the connecting pipe is connected to a water inlet pipe.

[0009] Furthermore, the connecting pipe is configured as an annular pipe, and a plurality of spray pipes are provided at equal intervals on the lower side of the connecting pipe.

[0010] Furthermore, an air-cooling motor is provided at the top of the air-cooling chamber, and air-cooling blades are provided at the lower side of the air-cooling motor.

[0011] Furthermore, a plurality of ventilation holes are provided at the bottom and top of the cooling tower body, and dust filters are provided in the ventilation holes.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model sequentially arranges an immersion water cooling pool, a spray water cooling chamber and an air cooling chamber inside the cooling tower body from bottom to top, a first circulating cooling pipe is arranged inside the immersion water cooling pool, and a second circulating cooling pipe is arranged inside the spray water cooling chamber, so that the gas passing through the circulating cooling pipe can be sequentially subjected to immersion water cooling, spray water cooling and air cooling, and the air cooling acts on the spray water cooling at the same time, so that the cooling effect is better and the speed is faster.

[0014] 2. The utility model is provided with a temperature sensor on the inner side of the exhaust pipe, and the temperature sensor and the flow valve are electrically connected to the PLC control cabinet outside the cooling tower body. The temperature sensor can sense the temperature in the exhaust pipe. When the temperature is too high, it means that the cooling is unqualified. At this time, the temperature sensor transmits a signal to the PLC control cabinet, and the PLC control cabinet controls the flow valve to reduce the intake flow until the incoming gas can be completely cooled, thereby achieving the purpose of intelligently adjusting the intake size.

[0015] 3. The utility model provides a connecting pipe at the top of the spray water cooling chamber, and a spray pipe is provided at the lower side of the connecting pipe, a plurality of nozzles are provided on one side of the spray pipe, a water inlet pipe is connected to one end of the connecting pipe, the connecting pipe is arranged as an annular pipe, and a plurality of spray pipes are provided at equal intervals at the lower side of the connecting pipe, so that the outer side of the second circulating cooling pipe can be sprayed at multiple angles, the spraying uniformity is strong, and it is beneficial to improve the efficiency of water cooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the internal structure of the cooling tower body of the utility model;

[0019] Figure 3 This is a schematic diagram of the structure of the circulating cooling pipe of the utility model;

[0020] Figure 4 It is a bottom view of the connecting pipe structure of the utility model.

[0021] In the figure: 1. Cooling tower body; 2. Immersion water cooling pool; 3. Spray water cooling chamber; 4. Air cooling chamber; 5. Air inlet pipe; 6. Flow valve; 7. First circulation cooling pipe; 8. Second circulation cooling pipe; 9. Connecting pipe; 10. Spray pipe; 11. Nozzle; 12. Water inlet pipe; 13. Exhaust pipe; 14. Temperature sensor; 15. Air-cooled motor; 16. Air-cooled blades; 17. PLC control cabinet; 18. Drain outlet; 19. Drain valve; 20. Ventilation hole. DETAILED DESCRIPTION

[0022] 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.

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 In an embodiment of the utility model, a circulating cooling tower comprises a cooling tower body 1, wherein the cooling tower body 1 is provided with an immersion water cooling pool 2, a spray water cooling chamber 3 and an air cooling chamber 4 in sequence from bottom to top, a drain port 18 is provided on one side of the bottom of the immersion water cooling pool 2, and a drain valve 19 is provided in the drain port 18, a first circulating cooling pipe 7 is provided inside the immersion water cooling pool 2, so that the first circulating cooling pipe 7 is immersed in the immersion water cooling pool 2, so that the gas can be initially water-cooled, and the drain port 18 and one end of the water inlet pipe 12 are connected to the water storage tank, so as to realize the recycling of the water body.

[0024] like Figure 2 , Figure 3 , Figure 4As shown, preferably, a second circulating cooling pipe 8 is provided in the spray water cooling chamber 3, and the first circulating cooling pipe 7 and the second circulating cooling pipe 8 are connected, the first circulating cooling pipe 7 and the second circulating cooling pipe 8 are both configured as spiral pipes, and the outer diameter of the first circulating cooling pipe 7 is larger than the outer diameter of the second circulating cooling pipe 8, an air inlet pipe 5 is provided on one side of the bottom of the first circulating cooling pipe 7, a flow valve 6 is provided on the upper side of the air inlet pipe 5, an exhaust pipe 13 is provided on one side of the upper end of the second circulating cooling pipe 8, a temperature sensor 14 is provided on the inner side of the exhaust pipe 13, and the temperature sensor 14 and the flow valve 6 are both electrically connected to the PLC control cabinet 17 outside the cooling tower body 1, the temperature sensor 14 can sense the temperature in the exhaust pipe 13, and when the temperature When it is too high, it means that the cooling is unqualified. At this time, the temperature sensor 14 transmits a signal to the PLC control cabinet 17, and the PLC control cabinet 17 controls the flow valve 6 to reduce the intake flow until the incoming gas can be completely cooled, thereby achieving the purpose of intelligently adjusting the intake size; a connecting pipe 9 is provided on the top of the spray water cooling chamber 3, and a spray pipe 10 is provided on the lower side of the connecting pipe 9, and a plurality of nozzles 11 are provided on one side of the spray pipe 10, and a water inlet pipe 12 is connected to one end of the connecting pipe 9. The connecting pipe 9 is configured as an annular pipe, and a plurality of spray pipes 10 are provided at equal intervals on the lower side of the connecting pipe 9, so that the outer side of the second circulating cooling pipe 8 can be sprayed at multiple angles, and the spraying uniformity is strong, which is beneficial to improving the efficiency of water cooling.

[0025] like Figure 1 , Figure 2 As shown, preferably, an air-cooling motor 15 is provided at the top of the air-cooling chamber 4, and air-cooling blades 16 are provided at the lower side of the air-cooling motor 15, so that the air-cooling blades 16 are driven by the air-cooling motor 15 to rotate at a high speed to deliver cold air to the spray water-cooling chamber 3 and the air-cooling chamber 4 for air-cooling treatment, so that the cooling effect is better.

[0026] like Figure 1 , Figure 2 As shown, preferably, a plurality of ventilation holes 20 are provided at the lower part and the top of the cooling tower body 1, and dust filters are provided in the ventilation holes 20, so that ventilation and heat exchange treatment of the lower part and the top of the cooling tower body 1 can be carried out conveniently, which is beneficial to improving the efficiency of air cooling.

[0027] The working principle and use process of the utility model are as follows: when in use, the gas to be cooled enters the first circulating cooling pipe 7 and the second circulating cooling pipe 8 in sequence through the air inlet pipe 5, and an immersion water cooling pool 2, a spray water cooling chamber 3 and an air cooling chamber 4 are sequentially arranged from bottom to top inside the cooling tower body 1, so that the gas passing through the circulating cooling pipe can be immersed in water cooling, sprayed with water cooling and air cooling in sequence, and the air cooling acts on the spray water cooling at the same time, so that the cooling effect is better and the speed is faster.

[0028] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein with equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A circulating cooling tower, comprising a cooling tower body (1), characterized in that: The cooling tower body (1) is provided with an immersion water cooling pool (2), a spray water cooling chamber (3) and an air cooling chamber (4) in order from bottom to top; a first circulating cooling pipe (7) is provided inside the immersion water cooling pool (2); a second circulating cooling pipe (8) is provided inside the spray water cooling chamber (3); and the first circulating cooling pipe (7) and the second circulating cooling pipe (8) are connected; an air inlet pipe (5) is provided on one side of the bottom of the first circulating cooling pipe (7); a flow valve (6) is provided on the upper side of the air inlet pipe (5); an exhaust pipe (13) is provided on one side of the upper end of the second circulating cooling pipe (8); a temperature sensor (14) is provided on the inner side of the exhaust pipe (13); and both the temperature sensor (14) and the flow valve (6) are electrically connected to a PLC control cabinet (17) outside the cooling tower body (1).

2. A circulating cooling tower according to claim 1, characterized in that: The first circulating cooling pipe (7) and the second circulating cooling pipe (8) are both configured as spiral pipes, and the outer diameter of the first circulating cooling pipe (7) is greater than the outer diameter of the second circulating cooling pipe (8).

3. A circulating cooling tower according to claim 1, characterized in that: A drainage port (18) is provided at one side of the bottom of the immersion water cooling pool (2), and a drainage valve (19) is provided in the drainage port (18).

4. A circulating cooling tower according to claim 1, characterized in that: A connecting pipe (9) is provided at the top of the spray water cooling chamber (3), and a spray pipe (10) is provided at the lower side of the connecting pipe (9). A plurality of spray heads (11) are provided at one side of the spray pipe (10), and a water inlet pipe (12) is connected to one end of the connecting pipe (9).

5. A circulating cooling tower according to claim 4, characterized in that: The connecting pipe (9) is configured as an annular pipe, and a plurality of spray pipes (10) are provided at equal intervals on the lower side of the connecting pipe (9).

6. A circulating cooling tower according to claim 1, characterized in that: An air-cooling motor (15) is provided at the top of the air-cooling chamber (4), and air-cooling blades (16) are provided at the bottom of the air-cooling motor (15).

7. A circulating cooling tower according to claim 1, characterized in that: The cooling tower body (1) is provided with a plurality of ventilation holes (20) at the bottom and top, and dust filters are provided in the ventilation holes (20).

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