Propylene gas cooling device

Abstract

The propylene gas cooling device comprises a shell, a feeding pipe is arranged at the top of the shell, a discharging pipe is arranged at the bottom of the shell, a cooling barrel is arranged in the shell, one end of the feeding pipe is communicated with the top of the cooling barrel, one end of the discharging pipe is communicated with the bottom of the cooling barrel, and the other end of the discharging pipe is communicated with the top of the cooling barrel. Water cooling liquid is arranged in the cooling cylinder, and a water injection opening is formed in one side of the cooling cylinder. When the water cooling liquid is circulated, the water cooling liquid enters the water cooling box, heat in the water cooling liquid can be absorbed and conducted to the heat conduction copper plate through the arranged copper plate, and then the heat conduction copper plate and the copper plate are cooled through the cooling fins, so that the cooling effect on the water cooling liquid is enhanced, and finally the cooling effect on propylene gas is enhanced.

Description

Technical Field

[0001] The invention relates to the field of compressors, and in particular to a propylene gas temperature reduction device. Background Art

[0002] The compressor is a driven fluid machine that boosts low-pressure gas to high-pressure gas. It is the heart of the refrigeration system. It sucks low-temperature, low-pressure refrigerant gas from the suction pipe, compresses it through the motor, and discharges high-temperature, high-pressure refrigerant gas to the exhaust pipe, providing power for the refrigeration cycle.

[0003] At present, when the compressor is in use, the temperature of the propylene gas discharged from the compressor is relatively high, which is not conducive to the propylene discharge of the compressor, increases the propylene driving power of the compressor, and ultimately increases the steam consumption of the turbine driving. Therefore, a propylene gas cooling device is provided to cool the temperature of the propylene gas discharged from the compressor. Summary of the invention

[0004] In order to solve the above problems, the present invention proposes a propylene gas cooling device to solve the above problems in the prior art.

[0005] To achieve the above object, the present invention provides a propylene gas cooling device comprising: a shell, a feed pipe is arranged at the top of the shell, a discharge pipe is arranged at the bottom of the shell, a cooling cylinder is arranged inside the shell, one end of the feed pipe is communicated with the top of the cooling cylinder, one end of the discharge pipe is communicated with the bottom of the cooling cylinder, a water cooling liquid is arranged inside the cooling cylinder, and a water injection port is arranged on one side of the cooling cylinder;

[0006] The cooling tube is provided with receiving hoppers at both upper and lower ends, a spoiler box is provided at the inner middle part of the cooling tube, and a plurality of second copper tubes are arranged in communication at both upper and lower ends of the spoiler box, and one end of the second copper tube is connected to the receiving hopper;

[0007] A pump casing is provided at the bottom of the housing, a driving shaft is rotatably provided inside the pump casing, a plurality of first blades are provided on the driving shaft, an input pipe is provided on one side of the pump casing, one end of the input pipe is communicated with the cooling cylinder, a driving motor is provided on the outer wall of the pump casing, and an output end of the driving motor is connected to one end of the driving shaft;

[0008] A protection box is arranged on one side of the shell, a first water pumping pipe is arranged on the inner bottom of the protection box, one end of the first water pumping pipe is connected to the other side of the pump shell, a first water delivery pipe is arranged on the inner top of the protection box, one end of the first water delivery pipe is connected to the top of the cooling cylinder, and the first water delivery pipe is connected to the first water pumping pipe through a plurality of first copper tubes.

[0009] Furthermore, ventilation holes are provided on opposite sides of the shell, two first fan casings are arranged opposite to each other on the upper and lower outer walls of the protection box, a first drive shaft is rotatably arranged inside the first fan casing, a plurality of fan blades are arranged on the outer wall of the first drive shaft, and a first synchronous belt is tensioned and connected to the two first drive shafts;

[0010] The other end of the driving shaft extends out of the interior of the pump housing and is connected to the first driving shaft thereof.

[0011] Furthermore, two second fan casings are disposed on the side walls of the protection box in an upper and lower direction, a second drive shaft is rotatably disposed inside the second fan casing, and a plurality of second blades are disposed on the outer wall of the second drive shaft;

[0012] One end of each of the two first drive shafts is provided with a second synchronous belt, and the other end of the second synchronous belt is connected to the second drive shaft.

[0013] Further, a water cooling box is provided in the middle of the protection box, the water cooling box is connected to the first copper tube, four copper plates are arranged inside the water cooling box, a heat-conducting copper plate is arranged at one end of the water cooling box, one end of the copper plate is in contact with the heat-conducting copper plate, a plurality of heat-dissipating fins are provided on the outer wall of the water cooling box, and the heat-dissipating fins are in contact with the heat-conducting copper plate;

[0014] One end of the second driving shaft is provided with a third synchronous belt.

[0015] Further, four third drive shafts are rotatably arranged inside the water cooling box, the four copper plates are respectively fixedly arranged on the outer walls of the plurality of third drive shafts, one end of the third drive shaft extends out of the interior of the water cooling box, and the four third drive shafts are connected to each other through three fourth synchronous belts;

[0016] The protection box is provided with a driving assembly, which is connected to the third driving shaft and is used to drive the third driving shaft to rotate. One end of the third synchronous belt is connected to the driving assembly.

[0017] Further, the driving assembly includes a mounting plate arranged on the outer wall of the protection box, a first gear and a gear plate are arranged at one end of the mounting plate, a plurality of first gear teeth are arranged on the edge of the outer wall of one side of the gear plate, the plurality of first gear teeth are evenly distributed around the circumference of the gear plate, the first gear is meshed with the first gear teeth, and one end of the third synchronous belt is connected to the first gear;

[0018] A plurality of second gear teeth are arranged on the outer wall edge on the other side of the gear plate, and the plurality of second gear teeth are arranged to form an arc. One end of the third driving shaft is fixedly connected to a connecting shaft, and second gears are arranged at both ends of the connecting shaft, and the second gear teeth are meshed with the second gear.

[0019] Furthermore, a rotating cylinder is rotatably arranged inside the spoiler box, and a plurality of stirring plates are arranged on the outer wall of the rotating cylinder.

[0020] Further, a water inlet cylinder is fixedly arranged on the top of the spoiler box, the top of the rotating cylinder is open, the top of the rotating cylinder is rotatably connected to the bottom of the water inlet cylinder through a bearing, the interior of the stirring plate is hollow and communicated with the rotating cylinder, a second water pumping pipe is arranged at the bottom of the spoiler box, one end of the second water pumping pipe is inserted into the inner bottom of the rotating cylinder, and the top of the water inlet cylinder is communicated with the first water delivery pipe;

[0021] One end of the first water delivery pipe is connected to the first water delivery pipe, and the other end of the second water pumping pipe is communicated with the input pipe on one side of the pump housing.

[0022] Furthermore, an inlet is provided on one side of the top of the water inlet cylinder, and an outlet is provided on the other side of the bottom of the water inlet cylinder. A rotating shaft is rotatably arranged inside the water inlet cylinder, and a plurality of rotating blades are provided on the outer wall of the rotating shaft. The bottom of the rotating shaft extends to the interior of the rotating cylinder, and two linkage rods are provided at the bottom of the rotating shaft, and one end of each of the two linkage rods is fixedly connected to the inner wall of the rotating cylinder.

[0023] Compared with the prior art, the present invention has the following beneficial effects:

[0024] 1. When the water-cooling liquid circulates, it enters the interior of the water-cooling box. The copper plate can absorb the heat in the water-cooling liquid and conduct it to the heat-conducting copper plate. Then, the heat-conducting copper plate and the copper plate are cooled by the heat dissipation fins, thereby enhancing the cooling effect on the water-cooling liquid and finally enhancing the cooling effect on the propylene gas.

[0025] Second, when the water-cooling liquid is pumped out through the pump housing, the water-cooling liquid inside the rotating cylinder and the stirring plate can be pumped into the pump housing through the second water pumping pipe. Then, when the water-cooling liquid circulates, the water-cooling liquid is transported back to the inside of the rotating cylinder and the stirring plate through the first water delivery pipe. The stirring plate can be used to turbulently flow and further cool the propylene gas.

[0026] 3. When the water-cooling liquid enters the rotating cylinder through the water inlet cylinder, it cooperates with the rotating blades to drive the rotating shaft to rotate, and the rotating cylinder is driven to rotate through the rotating shaft, thereby facilitating turbulence and more comprehensive contact with the gas, further enhancing the cooling effect on the propylene gas.

[0027] For better understanding and implementation, the present invention is described in detail below with reference to the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the first three-dimensional structure of the present invention;

[0029] Figure 2 It is a schematic diagram of a second three-dimensional structure of the present invention;

[0030] Figure 3 It is a schematic diagram of a third three-dimensional structure of the present invention;

[0031] Figure 4 It is a schematic diagram of the internal structure of the housing in the present invention;

[0032] Figure 5 is a cross-sectional view of the pump housing of the present invention;

[0033] Figure 6 is a cross-sectional view of the second fan casing of the present invention;

[0034] Figure 7 is a side view of the protection box of the present invention;

[0035] Figure 8 It is the internal structure diagram of the protection box in the present invention;

[0036] Fig. 9 The present invention is attached Figure 8 A magnified view of middle;

[0037] Fig.10 It is a partial structural diagram of the present invention;

[0038] Fig.11 It is the internal structure diagram of the water cooling box in the present invention;

[0039] Fig.12 It is the internal structure diagram of the cooling cylinder in the present invention;

[0040] Fig.13 It is the internal structure diagram of the spoiler box in the present invention;

[0041] Fig.14 It is a cross-sectional view of the water inlet cylinder in the present invention.

[0042] In the figure: 1, housing; 2, vent; 3, feed pipe; 4, discharge pipe; 5, protection box; 6, first water pipe; 7, first water extraction pipe; 8, first fan housing; 9, first drive shaft; 10, first synchronous belt; 11, second synchronous belt; 12, second fan housing; 13, third synchronous belt; 14, gear plate; 15, mounting plate; 16, second drive shaft; 17, first water pipe; 18, second water extraction pipe; 19, pump housing; 20, drive motor; 21, driving shaft; 22, first blade; 23 , second blade; 24, water cooling box; 25, cooling fins; 26, first copper tube; 27, first gear; 28, first gear; 29, second gear; 30, second gear; 31, connecting shaft; 32, third drive shaft; 33, fourth synchronous belt; 34, copper plate; 35, heat-conducting copper plate; 36, receiving hopper; 37, second copper tube; 38, spoiler box; 39, rotating blade; 40, linkage rod; 41, water inlet cylinder; 42, rotating cylinder; 43, stirring plate; 44, rotating shaft; 45, cooling cylinder. DETAILED DESCRIPTION

[0043] In order to have a clearer understanding of the technical features, purposes and effects of the present invention, specific implementation methods of the present invention are now described with reference to the accompanying drawings, but the protection scope of the present invention is not limited to the following.

[0044] Reference Figure 1-14 As shown, a propylene gas cooling device comprises: a shell 1, a feed pipe 3 is arranged on the top of the shell 1, a discharge pipe 4 is arranged on the bottom of the shell 1, a cooling cylinder 45 is arranged inside the shell 1, one end of the feed pipe 3 is connected to the top of the cooling cylinder 45, one end of the discharge pipe 4 is connected to the bottom of the cooling cylinder 45, a water cooling liquid is arranged inside the cooling cylinder 45, a water injection port is arranged on one side of the cooling cylinder 45, a receiving hopper 36 is arranged at the upper and lower ends of the cooling cylinder 45, a spoiler box 38 is arranged in the middle of the cooling cylinder 45, a plurality of second copper tubes 37 are arranged at the upper and lower ends of the spoiler box 38, and one end of the second copper tube 37 is connected to the receiving hopper 36;

[0045] A pump housing 19 is provided at the bottom of the housing 1, a driving shaft 21 is rotatably provided inside the pump housing 19, a plurality of first blades 22 are provided on the driving shaft 21, an input pipe is provided on one side of the pump housing 19, one end of the input pipe is connected to the cooling cylinder 45, a driving motor 20 is provided on the outer wall of the pump housing 19, and an output end of the driving motor 20 is connected to one end of the driving shaft 21;

[0046] A protection box 5 is arranged on one side of the shell 1, and a first water pumping pipe 7 is arranged on the inner bottom of the protection box 5. One end of the first water pumping pipe 7 is connected to the other side of the pump shell 19. A first water delivery pipe 6 is arranged on the inner top of the protection box 5. One end of the first water delivery pipe 6 is connected to the top of the cooling cylinder 45. The first water delivery pipe 6 is connected to the first water pumping pipe 7 through a plurality of first copper tubes 26. Ventilation holes 2 are provided on opposite sides of the shell 1. Two first fan shells 8 are arranged on the upper and lower outer walls of the protection box 5. A first drive shaft 9 is rotatably arranged inside the first fan shell 8. A plurality of fan blades are arranged on the outer wall of the first drive shaft 9. A first synchronous belt 10 is tensioned and connected to the two first drive shafts 9. The other end of the driving shaft 21 extends out of the interior of the pump shell 19 and is connected to one of the first drive shafts 9.

[0047] Two second fan casings 12 are arranged opposite to each other on the upper and lower side walls of the protection box 5, a second drive shaft 16 is rotatably arranged inside the second fan casing 12, a plurality of second blades 23 are arranged on the outer wall of the second drive shaft 16, a second synchronous belt 11 is arranged at one end of the two first drive shafts 9, and the other end of the second synchronous belt 11 is connected to the second drive shaft 16.

[0048] The present invention provides a technical solution. When in use, propylene gas is input into the interior of a cooling cylinder 45 through a feed pipe 3, and then the propylene gas is respectively input into the interiors of a plurality of second copper tubes 37 through a receiving hopper 36, and then input into the receiving hopper 36 at the bottom of the cooling cylinder 45 through the second copper tube 37, and then transported to a discharge pipe 4 through the receiving hopper 36, and then discharged to the outside through the discharge pipe 4. When the propylene gas passes through the second copper tube 37, the second copper tube 37 can be cooled by the water-cooling liquid inside the cooling cylinder 45, thereby cooling the propylene gas. When cooling the propylene gas, the water-cooling liquid inside the cooling cylinder 45 is pumped into the first water pumping pipe 7 through the driving motor 20 and the pump housing 19, and then the propylene gas is input into the interior of multiple first copper tubes 26 through the first water pumping pipe 7, and then transported to the interior of the first water supply pipe 6 through the first copper tube 26, and finally the water-cooling liquid is transported back to the interior of the cooling cylinder 45 through the first water supply pipe 6 for circulation. When the water-cooling liquid passes through the first copper tube 26, the water-cooling liquid can absorb heat and cool down through the first copper tube 26, thereby facilitating the cooling of the propylene gas. When the driving shaft 21 rotates, it will drive the first driving shaft 9 to rotate. The first synchronous belt 10 can make multiple first driving shafts 9 rotate synchronously. The rotation of the first driving shaft 9 can draw wind into the interior of the shell 1 through the vent 2, and then discharge it outward through the vent 2, which is convenient for cooling the first copper tube 26. The second synchronous belt 11 can be set to synchronously drive the two second driving shafts 16 to rotate when the first driving shaft 9 rotates. The rotation of the second driving shaft 16 will send wind into the interior of the protective box 5, thereby facilitating the heat dissipation of the first copper tube 26, enhancing the heat dissipation effect of propylene gas, and facilitating continuous use.

[0049] Preferably: a water cooling box 24 is arranged in the middle of the protection box 5, the water cooling box 24 is connected to the first copper tube 26, four copper plates 34 are arranged inside the water cooling box 24, a heat-conducting copper plate 35 is arranged at one end of the water cooling box 24, one end of the copper plate 34 is in contact with the heat-conducting copper plate 35, a plurality of heat dissipation fins 25 are arranged on the outer wall of the water cooling box 24, the heat dissipation fins 25 are in contact with the heat-conducting copper plate 35, and a third synchronous belt 13 is arranged at one end of the second drive shaft 16;

[0050] Four third drive shafts 32 are rotatably arranged inside the water cooling box 24, and four copper plates 34 are respectively fixedly arranged on the outer walls of the plurality of third drive shafts 32, one end of the third drive shaft 32 extends out of the interior of the water cooling box 24, and the four third drive shafts 32 are connected to each other through three fourth synchronous belts 33;

[0051] The protection box 5 is provided with a driving assembly, which is connected to the third driving shaft 32 and is used to drive the third driving shaft 32 to rotate. One end of the third synchronous belt 13 is connected to the driving assembly.

[0052] The driving assembly includes a mounting plate 15 disposed on the outer wall of the protection box 5, one end of the mounting plate 15 is provided with a first gear 28 and a gear plate 14, a plurality of first gear teeth 27 are disposed on the edge of one side of the outer wall of the gear plate 14, the plurality of first gear teeth 27 are evenly distributed around the circumference of the gear plate 14, the first gear 28 meshes with the first gear teeth 27, and one end of the third synchronous belt 13 is connected to the first gear 28;

[0053] A plurality of second gear teeth 30 are provided on the outer wall edge of the other side of the gear plate 14, and the plurality of second gear teeth 30 are arranged to form an arc. One end of a third driving shaft 32 is fixedly connected to a connecting shaft 31, and both ends of the connecting shaft 31 are provided with second gears 29, and the second gear teeth 30 are meshed with the second gears 29.

[0054] Specifically, when the water-cooling liquid circulates, the water-cooling liquid enters the interior of the water-cooling box 24, and the copper plate 34 is provided to absorb the heat in the water-cooling liquid and conduct it to the heat-conducting copper plate 35, and then the heat-conducting copper plate 35 and the copper plate 34 are cooled by the heat dissipation fins 25, thereby enhancing the cooling effect on the water-cooling liquid, and finally enhancing the cooling effect on the propylene gas. When the second drive shaft 16 rotates, the third synchronous belt 13 is provided to synchronously drive the first gear 28 to rotate, and the gear plate 14 is driven to rotate by the rotation of the first gear 28. When the gear plate 14 rotates, the second gear 29 is driven to rotate forward and backward repeatedly by the plurality of second gear teeth 30 provided, thereby driving the third drive shaft 32 to rotate, and the copper plate 34 is driven to move by the third drive shaft 32, and the copper plate 34 can be used for turbulence, and the contact between the water-cooling liquid and the copper plate 34 is more comprehensive, which is convenient for improving the heat dissipation effect.

[0055] Preferably: a rotating cylinder 42 is rotatably arranged inside the spoiler box 38, a plurality of stirring plates 43 are provided on the outer wall of the rotating cylinder 42, a water inlet cylinder 41 is fixedly arranged on the top of the spoiler box 38, the top of the rotating cylinder 42 is open, the top of the rotating cylinder 42 is rotatably connected to the bottom of the water inlet cylinder 41 through a bearing, the interior of the stirring plate 43 is hollow and communicated with the rotating cylinder 42, a second water pumping pipe 18 is arranged at the bottom of the spoiler box 38, one end of the second water pumping pipe 18 is inserted into the inner bottom of the rotating cylinder 42, a first water delivery pipe 17 is arranged on the top of the water inlet cylinder 41, one end of the first water delivery pipe 17 is connected to the first water delivery pipe 6, and the other end of the second water pumping pipe 18 is communicated with the input pipe on one side of the pump housing 19;

[0056] An inlet is provided on one side of the top of the water inlet cylinder 41, and an outlet is provided on the other side of the bottom of the water inlet cylinder 41. A rotating shaft 44 is arranged inside the water inlet cylinder 41 for rotation, and a plurality of rotating blades 39 are provided on the outer wall of the rotating shaft 44. The bottom of the rotating shaft 44 extends to the inside of the rotating cylinder 42. Two linkage rods 40 are provided at the bottom of the rotating shaft 44, and one end of the two linkage rods 40 is fixedly connected to the inner wall of the rotating cylinder 42.

[0057] Specifically, when the water-cooling liquid is pumped out through the pump housing 19, the water-cooling liquid inside the rotating cylinder 42 and the stirring plate 43 can be pumped into the pump housing 19 through the second water pumping pipe 18, and then when the water-cooling liquid circulates, the water-cooling liquid is transported back to the inside of the rotating cylinder 42 and the stirring plate 43 through the first water delivery pipe 17, and the stirring plate 43 can be used to turbulently cool the propylene gas. When the water-cooling liquid enters the rotating cylinder 42 through the water inlet cylinder 41, it cooperates with the rotating blades 39 to drive the rotating shaft 44 to rotate, and the rotating cylinder 42 is driven to rotate through the rotating shaft 44, thereby facilitating turbulence, and at the same time, the contact with the gas is more comprehensive, further enhancing the cooling effect on the propylene gas.

[0058] The above disclosure is only the preferred embodiment of the present invention, which certainly cannot be used to limit the scope of the present invention. Therefore, equivalent changes made according to the claims of the present invention still fall within the scope covered by the present invention.

Claims

1. A propylene gas cooling device, comprising a housing (1), a feed pipe (3) being arranged at the top of the housing (1), and a discharge pipe (4) being arranged at the bottom of the housing (1), characterized in that: A cooling cylinder (45) is arranged inside the shell (1), one end of the feed pipe (3) is connected to the top of the cooling cylinder (45), one end of the discharge pipe (4) is connected to the bottom of the cooling cylinder (45), a water cooling liquid is arranged inside the cooling cylinder (45), and a water injection port is arranged on one side of the cooling cylinder (45); The cooling tube (45) is provided with a material receiving hopper (36) at both upper and lower ends thereof, a spoiler box (38) is provided at the inner middle portion thereof, and a plurality of second copper tubes (37) are arranged in communication at both upper and lower ends of the spoiler box (38), and one end of the second copper tube (37) is communicated with the material receiving hopper (36); A pump casing (19) is arranged at the bottom of the inner part of the housing (1), a driving shaft (21) is rotatably arranged inside the pump casing (19), a plurality of first blades (22) are arranged on the driving shaft (21), an input pipe is arranged on one side of the pump casing (19), one end of the input pipe is communicated with the cooling cylinder (45), a driving motor (20) is arranged on the outer wall of the pump casing (19), and an output end of the driving motor (20) is connected to one end of the driving shaft (21); A protection box (5) is arranged on one side of the shell (1), a first water pumping pipe (7) is arranged at the inner bottom of the protection box (5), one end of the first water pumping pipe (7) is connected to the other side of the pump shell (19), a first water delivery pipe (6) is arranged at the inner top of the protection box (5), one end of the first water delivery pipe (6) is connected to the top of the cooling cylinder (45), and the first water delivery pipe (6) and the first water pumping pipe (7) are connected through a plurality of first copper tubes (26).

2. A propylene gas cooling device according to claim 1, characterized in that: The housing (1) is provided with ventilation openings (2) on opposite sides, and two first fan casings (8) are arranged on the outer wall of the protection box (5) in an upper and lower manner. A first drive shaft (9) is rotatably arranged inside the first fan casing (8), and a plurality of fan blades are arranged on the outer wall of the first drive shaft (9). A first synchronous belt (10) is tensioned and connected to the two first drive shafts (9); The other end of the driving shaft (21) extends out of the interior of the pump housing (19) and is connected to the first driving shaft (9).

3. A propylene gas cooling device according to claim 2, characterized in that: Two second fan casings (12) are arranged opposite to each other on the upper and lower side walls of the protection box (5); a second drive shaft (16) is rotatably arranged inside the second fan casing (12); and a plurality of second blades (23) are arranged on the outer wall of the second drive shaft (16); One end of each of the two first drive shafts (9) is provided with a second synchronous belt (11), and the other end of the second synchronous belt (11) is connected to the second drive shaft (16).

4. A propylene gas cooling device according to claim 3, characterized in that: A water cooling box (24) is arranged in the middle of the protection box (5), the water cooling box (24) is connected to the first copper tube (26), four copper plates (34) are arranged inside the water cooling box (24), a heat-conducting copper plate (35) is arranged at one end of the water cooling box (24), one end of the copper plate (34) is in contact with the heat-conducting copper plate (35), and a plurality of heat-dissipating fins (25) are arranged on the outer wall of the water cooling box (24), and the heat-dissipating fins (25) are in contact with the heat-conducting copper plate (35); One end of the second drive shaft (16) is provided with a third synchronous belt (13).

5. A propylene gas cooling device according to claim 4, characterized in that: Four third drive shafts (32) are rotatably arranged inside the water cooling box (24), the four copper plates (34) are respectively fixedly arranged on the outer walls of the plurality of third drive shafts (32), one end of the third drive shaft (32) extends out of the interior of the water cooling box (24), and the four third drive shafts (32) are connected to each other via three fourth synchronous belts (33); The protection box (5) is provided with a driving assembly, which is connected to the third driving shaft (32) and is used to drive the third driving shaft (32) to rotate, and one end of the third synchronous belt (13) is connected to the driving assembly.

6. A propylene gas cooling device according to claim 5, characterized in that: The driving assembly comprises a mounting plate (15) arranged on the outer wall of the protection box (5), one end of the mounting plate (15) is provided with a first gear (28) and a gear plate (14), a plurality of first gear teeth (27) are arranged on the edge of the outer wall of one side of the gear plate (14), the plurality of first gear teeth (27) are evenly distributed around the circumference of the gear plate (14), the first gear (28) is meshed with the first gear teeth (27), and one end of the third synchronous belt (13) is connected to the first gear (28); A plurality of second gear teeth (30) are arranged on the outer wall edge of the other side of the gear plate (14), and the plurality of second gear teeth (30) are arranged to form an arc shape. One end of the third drive shaft (32) is fixedly connected to a connecting shaft (31), and both ends of the connecting shaft (31) are provided with second gears (29), and the second gear teeth (30) are meshed with the second gear (29).

7. A propylene gas cooling device according to claim 6, characterized in that: A rotating cylinder (42) is rotatably arranged inside the spoiler box (38), and a plurality of stirring plates (43) are arranged on the outer wall of the rotating cylinder (42).

8. A propylene gas cooling device according to claim 7, characterized in that: A water inlet cylinder (41) is fixedly arranged at the top of the spoiler box (38); the top of the rotating cylinder (42) is open; the top of the rotating cylinder (42) is rotatably connected to the bottom of the water inlet cylinder (41) via a bearing; the interior of the stirring plate (43) is hollow and communicated with the rotating cylinder (42); a second water pumping pipe (18) is arranged at the bottom of the spoiler box (38); one end of the second water pumping pipe (18) is inserted into the inner bottom of the rotating cylinder (42); and the top of the water inlet cylinder (41) is communicated with a first water delivery pipe (17); One end of the first water delivery pipe (17) is connected to the first water delivery pipe (6), and the other end of the second water pumping pipe (18) is connected to the input pipe on one side of the pump casing (19).

9. A propylene gas cooling device according to claim 8, characterized in that: An inlet is provided on one side of the top of the water inlet cylinder (41), and an outlet is provided on the other side of the bottom of the water inlet cylinder (41). A rotating shaft (44) is arranged inside the water inlet cylinder (41), and a plurality of rotating blades (39) are provided on the outer wall of the rotating shaft (44). The bottom of the rotating shaft (44) extends to the inside of the rotating cylinder (42). Two linkage rods (40) are provided at the bottom of the rotating shaft (44), and one end of each of the two linkage rods (40) is fixedly connected to the inner wall of the rotating cylinder (42).

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