An adjustable dew point compressed air drying device

Abstract

This utility model relates to the technical field of compressed air drying devices, specifically disclosing an adjustable dew point compressed air drying device, including a compressor, a dew point regulating and cooling device, a drying tank, a liquid collection tank, a support plate, an exhaust pipe, a heating dryer, and a slow-release tank. A limiting plate is provided at the upper position between the two support plates, with the drying tanks located on both sides of each limiting plate. A liquid collection tank is located in the middle of each limiting plate. The tops of the two drying tanks are connected to both ends of the dew point regulating and cooling device via a diverter pipe, and the interior of each drying tank contains an adsorption drying filter. The tops of the two drying tanks are connected to the dew point regulating and cooling device via a diverter pipe, and a compressor is located at the top of the dew point regulating and cooling device. This compressor can regulate the compressed air to its dew point temperature, causing water vapor in the air to condense into dew. The dew point temperature is regulated through a refrigeration pipe, thereby achieving water vapor separation in the air.

Description

Technical Field

[0001] This utility model relates to the technical field of compressed air drying devices, specifically a compressed air drying device with adjustable dew point. Background Technology

[0002] Compressed air drying devices are used to dry compressed air. Refrigerated compressed air dryers utilize the principle of cooling air and lowering its temperature to condense and remove moisture from humid air, resulting in drier air. Adsorption-type compressed air dryers utilize the principle of pressure swing adsorption; when humid air passes through an adsorbent, moisture is adsorbed, resulting in dry air. For example, the authorized patent CN217855400U (Compressed Air Drying Device) includes a casing, a cooling fan, and an evaporator assembly. The cooling fan is installed inside the casing, and the evaporator assembly is located above the cooling fan inside the casing. A limiting groove is formed on the outer wall of the casing, and a cover plate is installed inside the limiting groove. Limiting posts are located on both sides of the outer wall of the casing near the limiting groove, and a sleeve is sleeved on the outer side of the limiting post. One end of a baffle is fixed to the sleeve. A sliding groove is formed on the outer wall of the sleeve, and a limiting pin passes through the sliding groove and is fixed to the limiting post. After the rotating baffle loosens the restriction on the cover plate, the compressed air dryer can be easily removed by the staff for maintenance. By adding a dustproof plate to the outside of the vent, the compressed air dryer can have a dustproof structure. The pad and buffer spring at the bottom of the machine can provide a buffering effect for the compressed air dryer.

[0003] The existing compressed air drying devices described above have a single drying method and cannot control the cyclic drying of the air, resulting in insufficient drying control. They are also not flexible in use, cannot adjust the dew point according to different steam types, have low gas-liquid separation efficiency, and are inconvenient for real-time cyclic multiple separation control. Utility Model Content

[0004] The purpose of this invention is to provide an adjustable dew point compressed air drying device to solve the problems of the compressed air drying devices mentioned in the background art, which have a single drying method, cannot control the drying of the air in a cyclic manner, resulting in incomplete drying control, lack of flexibility in use, inability to adjust the dew point according to different steam, low gas-liquid separation efficiency, and inconvenience for real-time cyclic multiple separation control.

[0005] To achieve the above objectives, this utility model provides the following technical solution: an adjustable dew point compressed air drying device, comprising a compressor, a dew point regulating cooler, a drying tank, a liquid collection tank, a support plate, an exhaust pipe, a heating dryer, and a slow-release tank. A limiting plate is provided at the upper position between the two support plates. The drying tanks are located on both sides of the limiting plates, and a liquid collection tank is located in the middle of the limiting plates. The tops of the two drying tanks are connected to both ends of the dew point regulating cooler via a diverter pipe. An adsorption drying filter element is provided inside the drying tank, with an upper pipe port and a lower pipe port at its two ends. The top of the dew point regulating cooler is connected to the compressor. The bottoms of the two drying tanks are connected to the heating dryer via a circulation pipe. The exhaust pipe is located at the top of the heating dryer.

[0006] In a further embodiment, the bottom of the support plate is provided with a support base, the top of the support plate is provided with a side plate, and the inner side wall of the support plate is provided with a hoop, which is fastened to the outside of the drying tank.

[0007] In a further embodiment, the dew point regulating cooler includes a cooling pipe, an exhaust port plate, and a slow-release tank. Multiple cooling pipes are evenly arranged inside the dew point regulating cooler. Both ends of the dew point regulating cooler are provided with exhaust port plates. The inner side of the exhaust port plates is covered with vent holes. The top of the dew point regulating cooler is provided with an air inlet head. The bottom of the dew point regulating cooler is provided with a slow liquid tank. The bottom side of the slow liquid tank is provided with a drain head.

[0008] In a further embodiment, the compressor is provided with a steam inlet and a first screw head at both ends; The steam inlet is located at the top of the compressor, and the first screw head is located at the bottom of the compressor, and the first screw head is threadedly connected to the air inlet head.

[0009] In a further embodiment, the collection tank includes a plug and a drain outlet; The plug is located at the top of the collection tank, and the plug is embedded and assembled with the drain head. The drain port is located on the front of the bottom of the collection tank.

[0010] In a further embodiment, the heating dryer includes a heating core tube, an air inlet, and a pipe connector; The heating core tube is located in the middle of the inner cavity of the heating dryer, the upper air port is located at the top of the heating dryer, the two connecting pipes are respectively located at both ends of the heating dryer, the upper air port is threaded to the second screw head at the bottom end of the exhaust pipe, the exhaust pipe is equipped with a control valve, the end of the exhaust pipe is equipped with an exhaust port, and the middle of the heating core tube is equipped with an air supply hole.

[0011] Compared with the prior art, the beneficial effects of this utility model are: 1. The top of the two drying tanks is connected to the dew point regulating and cooling device via a split pipe. A compressor is installed on the top of the dew point regulating and cooling device, which can regulate the compressed air to the dew point temperature, causing the water vapor in the air to condense into dew. The dew point temperature is regulated through the refrigeration pipe, and the air is separated into water vapor. The separated dew is discharged into the slow liquid tank for collection and is promptly discharged into the collection tank through the drain head. It is convenient to use, highly efficient, and not affected by secondary humidification. Both ends of the dew point regulating and cooling device are equipped with exhaust vents for easy steam discharge. 2. The air can be adsorbed and dried by two drying tanks. The bottom of the two drying tanks is connected by a circulation pipe to circulate the air, which can make the air drying more thorough. A heating dryer is installed on the circulation pipe. Inside the heating dryer is a heating core tube. The heating core tube can improve the evaporation and drying of moisture in the air, so that the air can be thoroughly dried and discharged through the exhaust pipe. Attached Figure Description

[0012] Figure 1 This is a schematic diagram of the structure of an adjustable dew point compressed air drying device according to the present invention; Figure 2 This is a schematic diagram of the structure of the dew point regulating cooling device of this utility model; Figure 3 This is a schematic diagram of the structure of the adsorption drying filter element of this utility model; Figure 4 This is a schematic diagram of the structure of the heating dryer of this utility model; Figure 5 This is a schematic diagram of the liquid collection tank of this utility model; Figure 6 This is a schematic diagram of the compressor structure of this utility model; Figure 7 This is a schematic diagram of the exhaust pipe structure of this utility model; Figure 8 This is the front view of the present invention.

[0013] In the diagram: 1. Compressor; 2. Dew point regulating cooler; 3. Diverter pipe; 4. Dryer tank; 5. Liquid collection tank; 6. Side plate; 7. Limiting plate; 8. Support plate; 9. Hoop; 10. Exhaust pipe; 11. Heating dryer; 12. Circulation pipe; 13. Support base; 14. Drain head; 15. Vent hole; 16. Exhaust port plate; 17. Refrigeration pipe; 18. Air inlet; 19. Slow liquid tank; 20. Adsorption drying filter element; 21. Upper pipe port; 22. Lower pipe port; 23. Drain port; 24. Plug; 25. Connecting pipe head; 26. Gas outlet; 27. Heating core tube; 28. Air inlet; 29. ​​First screw head; 30. Steam inlet; 31. Exhaust port; 32. Control valve; 33. Second screw head. Detailed Implementation

[0014] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0015] Please see Figures 1-8 This utility model provides a technical solution: an adjustable dew point compressed air drying device, including a compressor 1, a dew point regulating cooler 2, a drying tank 4, a liquid collection tank 5, a support plate 8, an exhaust pipe 10, a heating dryer 11, and a slow-release tank 19. A limiting plate 7 is provided at the upper position between the two support plates 8. Drying tanks 4 are provided on both sides of the limiting plate 7. A liquid collection tank 5 is provided in the middle of the limiting plate 7. The tops of the two drying tanks 4 are connected to both ends of the dew point regulating cooler 2 via a diversion pipe 3. An adsorption drying filter element 20 is provided inside the drying tank 4, with an upper pipe port 21 and a lower pipe port 22 at its two ends. The top of the dew point regulating cooler 2 is connected to the compressor 1. The bottoms of the two drying tanks 4 are connected to the heating dryer 11 via a circulation pipe 12. The top of the heating dryer 11 is provided with an exhaust pipe 10.

[0016] The limiting plate 7 facilitates the limiting installation of the drying tank 4 and the liquid collection tank 5. The drying tank 4 can perform adsorption drying treatment on the air. The dew point regulating cooler 2 is used to cool the air to the dew point temperature. The compressor 1 is used to compress the steam to a high pressure state. The heating dryer 11 can heat and evaporate the circulating air for drying. The exhaust pipe 10 facilitates the discharge of the dried air.

[0017] Furthermore, the bottom of the support plate 8 is provided with a support base 13, the top of the support plate 8 is provided with a side plate 6, and the inner side wall of the support plate 8 is provided with a hoop 9, which is clamped to the outside of the drying tank 4. The installation of the drying tank 4 can be reinforced by the hoop 9.

[0018] Furthermore, the dew point regulating cooler 2 includes a cooling pipe 17, an exhaust port plate 16, and a slow liquid tank 19; Multiple refrigeration pipes 17 are evenly arranged inside the dew point regulating cooler 2. Both ends of the dew point regulating cooler 2 are provided with exhaust port plates 16. The inner side of the exhaust port plate 16 is covered with vent holes 15. The top of the dew point regulating cooler 2 is provided with an air inlet head 18. The bottom of the dew point regulating cooler 2 is provided with a liquid storage tank 19. The bottom side of the liquid storage tank 19 is provided with a liquid drain head 14. The exhaust port plate 16 facilitates exhaust control, and the liquid storage tank 19 is used to collect dew.

[0019] Furthermore, the compressor 1 is provided with a steam inlet 30 and a first screw head 29 at both ends; The steam inlet 30 is located at the top of the compressor 1, and the first screw head 29 is located at the bottom of the compressor 1. The first screw head 29 is threadedly connected to the air inlet head 18, and the first screw head 29 facilitates the assembly of the compressor 1 and the air inlet head 18.

[0020] Furthermore, the liquid collection tank 5 includes a plug 24 and a drain port 23; The plug 24 is located on the top of the liquid collection tank 5. The plug 24 is embedded and assembled with the drain head 14. The drain port 23 is located on the front of the bottom of the liquid collection tank 5. The plug 24 facilitates the assembly with the drain head 14.

[0021] Furthermore, the heating dryer 11 includes a heating core tube 27, an air inlet 28, and a pipe head 25; The heating core tube 27 is located in the middle of the inner cavity of the heating dryer 11, the upper air port 28 is located at the top of the heating dryer 11, and two connecting pipe heads 25 are respectively located at both ends of the heating dryer 11. The upper air port 28 is threadedly fixed to the second screw head 33 at the bottom end of the exhaust pipe 10. The exhaust pipe 10 is equipped with a control valve 32, and the end of the exhaust pipe 10 is equipped with an exhaust port 31. The middle of the heating core tube 27 is equipped with an air supply hole 26. The heating core tube 27 is used to raise the temperature, so that the air can be heated and dried.

[0022] Working principle: Steam is introduced into compressor 1 through steam inlet 30. After being compressed by compressor 1, it is discharged into dew point regulating and cooling device 2. Dew point regulating and cooling device 2 cools the steam to the dew point temperature, causing it to condense into dew, thus separating water and air. The separated air is discharged through exhaust port 16 and then through diverter pipe 3 into drying tank 4. It is then adsorbed and dried by adsorption drying filter element 20 in drying tank 4. The adsorbed and dried air is then transported to circulation pipe 12 through drain port 23 and then to heating dryer 11 through circulation pipe 12. The heating dryer 11 heats and dries the air, and then discharges it into the second drying tank 4. After secondary adsorption and drying, it flows back to dew point regulating and cooling device 2. Dew is collected through slow liquid tank 19 and discharged into collection tank 5 through drain head 14. It is then discharged through drain port 23 at the end of collection tank 5. The opening and closing of exhaust pipe 10 is controlled by control valve 32, allowing air to be transported from exhaust pipe 10 to exhaust port 31 and discharged through exhaust port 31.

[0023] Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present invention, the scope of which is defined by the appended claims and their equivalents.

Claims

1. An adjustable dew point compressed air drying device, comprising a compressor (1), a dew point regulating cooler (2), a drying tank (4), a liquid collection tank (5), a support plate (8), an exhaust pipe (10), a heating dryer (11), and a slow-release tank (19), characterized in that: A limiting plate (7) is provided at the upper position between the two supporting upright plates (8). The limiting plate (7) is provided with the drying tank (4) on both sides. The limiting plate (7) is provided with the liquid collection tank (5) in the middle. The tops of the two drying tanks (4) are connected to the two ends of the dew point regulating and cooling device (2) through the diversion pipe (3). The drying tank (4) is provided with an adsorption drying filter element (20) inside. The two ends of the filter element are respectively provided with an upper pipe port (21) and a lower pipe port (22). The top of the dew point regulating and cooling device (2) is connected to the compressor (1). The bottoms of the two drying tanks (4) are connected to the heating dryer (11) through the circulation pipe (12). The top of the heating dryer (11) is provided with the exhaust pipe (10).

2. The adjustable dew point compressed air drying device according to claim 1, characterized in that: The bottom of the support plate (8) is provided with a support base (13), the top of the support plate (8) is provided with a side plate (6), the inner side wall of the support plate (8) is provided with a hoop (9), and the hoop (9) is clamped to the outside of the drying tank (4).

3. The adjustable dew point compressed air drying device according to claim 1, characterized in that: The dew point regulating cooler (2) includes a cooling pipe (17), an exhaust port plate (16), and a slow liquid tank (19). Multiple cooling pipes (17) are evenly arranged inside the dew point regulating cooler (2). Both ends of the dew point regulating cooler (2) are provided with exhaust port plates (16). The inner side of the exhaust port plates (16) is covered with vent holes (15). The top of the dew point regulating cooler (2) is provided with an air inlet head (18). The bottom of the dew point regulating cooler (2) is provided with a slow liquid tank (19). The bottom side of the slow liquid tank (19) is provided with a drain head (14).

4. The adjustable dew point compressed air drying device according to claim 1, characterized in that: The compressor (1) is provided with a steam inlet (30) and a first screw head (29) at both ends respectively; The steam inlet (30) is located at the top of the compressor (1), the first screw head (29) is located at the bottom of the compressor (1), and the first screw head (29) is threadedly connected to the air inlet head (18).

5. The adjustable dew point compressed air drying device according to claim 1, characterized in that: The liquid collection tank (5) includes a plug (24) and a drain port (23); The plug (24) is located on the top of the collection tank (5), and the plug (24) is inlaid and assembled with the drain head (14). The drain port (23) is located on the front of the bottom of the collection tank (5).

6. The adjustable dew point compressed air drying device according to claim 1, characterized in that: The heating dryer (11) includes a heating core tube (27), an upper air port (28), and a pipe head (25); The heating core tube (27) is located in the middle of the inner cavity of the heating dryer (11), the upper air port (28) is located at the top of the heating dryer (11), the two connecting pipe heads (25) are respectively located at both ends of the heating dryer (11), the upper air port (28) is threaded to the second screw head (33) at the bottom end of the exhaust pipe (10), the exhaust pipe (10) is provided with a control valve (32), the end of the exhaust pipe (10) is provided with an exhaust port (31), and the middle of the heating core tube (27) is provided with an air supply hole (26).

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