Plug-in type drying device for pressure vessel

Abstract

The utility model relates to a pressure vessel plug-in type drying device which comprises a tank body, one end of an inner cavity of the tank body is communicated with a pressure vessel through an air inlet pipe, the end, away from the air inlet pipe, of the tank body is fixedly connected with an air outlet pipe, the top end and the bottom end of the tank body are both fixedly connected with reset boxes, and one side of each reset box is fixedly connected with a first through pipe used for introducing regeneration air. A drying part and a moving assembly used for driving the drying part to move towards the resetting boxes are arranged in the tank body, the drying part comprises a middle plate and drying pieces arranged at the two ends of the middle plate and used for drying water vapor, and one end of each drying piece movably penetrates into an inner cavity of one resetting box. According to the drying device, the drying piece can be continuously used for drying hot air in the tank body, the effective drying effect is kept, the drying piece does not need to be detached and replaced when the drying device is used, and time and labor are saved.

Description

Technical Field

[0001] The utility model relates to the technical field of drying equipment, in particular to an insertion type drying device for a pressure vessel. Background Art

[0002] Pressure vessel insert drying devices generally improve the quality of the air by reducing the humidity in the compressed hot air, thereby ensuring the normal operation and service life of downstream equipment.

[0003] The Chinese utility model with application number CN202121530713.0 discloses a cooling and drying device for a pressure vessel, including a tank body whose inner cavity is interconnected with the inner cavity of the pressure vessel through a pipeline, the inner cavity of the tank body is provided with a fan, a cooling pipe, and a drying filter, and a desiccant is provided in the drying filter.

[0004] However, in the prior art, the drying filter in the pressure vessel cooling and drying device is connected to the tank body and is not easy to remove. After the desiccant is used for a long time, it is not convenient to replace the desiccant after absorbing moisture, so that the drying effect of the hot air during use is poor. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a pressure vessel insertion drying device, and the specific technical scheme is as follows:

[0006] A pressure vessel insertion drying device comprises a tank body whose inner cavity at one end is connected to the pressure vessel through an air inlet pipe, an end of the tank body away from the air inlet pipe is fixedly connected to an air outlet pipe, the top and bottom ends of the tank body are fixedly connected to a reset box, one side of the reset box is fixedly connected to a first through pipe for introducing regenerated air, a drying part and a moving component for driving the drying part to move toward the reset box are arranged inside the tank body, the drying part comprises an intermediate plate and drying elements arranged at both ends of the intermediate plate for drying water vapor, and one end of each of the drying elements movably penetrates into the inner cavity of one of the reset boxes.

[0007] As an improvement of the above technical solution: the drying element includes a two-layer drying filter plate, a desiccant is arranged between the two layers of the drying filter plates, both ends of the drying filter plates are fixedly connected with connecting blocks, and one of the connecting blocks is fixedly connected to one end of the middle plate.

[0008] As an improvement of the above technical solution: the top and bottom of the tank body are both provided with through openings matching the connecting block on one side close to the middle plate, and a sealing ring matching the drying filter plate is fixedly connected in the through opening, and the middle plate, the connecting block and the drying filter plate are all arranged in a rectangular body and have the same cross-sectional area.

[0009] As an improvement of the above technical solution: the moving assembly includes an electric telescopic rod fixedly installed inside the tank body, the output end of the electric telescopic rod is fixedly connected to an L-shaped connecting rod, and one end of the connecting rod is fixedly connected to one side of the middle plate.

[0010] As an improvement of the above technical solution: the end of the reset box away from the tank body is fixedly connected to the second through pipe, and valves are fixedly installed on the air inlet pipe, the air outlet pipe, the first through pipe and the second through pipe.

[0011] As an improvement of the above technical solution: it also includes a cooling component, which includes a refrigeration compressor fixedly installed on one side of the outside of the tank body and a fan and a cooling pipe fixedly installed on the side of the inside of the tank body close to the air inlet pipe.

[0012] As an improvement of the above technical solution: a controller is fixedly installed on one side of the tank body, and the electric telescopic rod, the fan and the refrigeration compressor are all electrically connected to the controller.

[0013] As an improvement of the above technical solution: a sealing door is installed on one side of the tank body.

[0014] Beneficial effects of the utility model:

[0015] After long-term use, the drying filter plate at the bottom end of the middle plate is driven upward by the electric telescopic rod to enter the interior of the tank body and enter the through-port through the connecting blocks at both ends thereof. At this time, the drying filter plate on the top of the middle plate enters the reset box located on the top of the tank body, and then the regenerated air from the outside is passed into the reset box through the first through-pipe to contact the desiccant in the drying filter plate, thereby restoring the moisture absorption capacity of the desiccant. When the drying effect of the desiccant in the other drying filter plate is poor, the drying filter plate is moved into the tank body by moving the middle plate, so that the drying component in the present application can be continuously used to dry the hot air inside the tank body and maintain an effective drying effect. The drying component does not need to be disassembled and replaced during use, thereby saving time and effort. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall three-dimensional structure of the utility model;

[0017] Figure 2 It is a schematic cross-sectional structure diagram of the utility model as a whole;

[0018] Figure 3 for Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0019] Figure numerals: 1. tank body; 10. controller; 11. air inlet pipe; 12. air outlet pipe; 13. refrigeration compressor; 14. sealing door; 15. fan; 16. cooling pipe; 17. electric telescopic rod; 171. connecting rod; 18. through port; 181. sealing ring; 2. reset box; 21. first through pipe; 22. second through pipe; 3. middle plate; 31. connecting block; 32. drying filter plate. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0021] Example

[0022] Please refer to Figure 1-Figure 3 , a pressure vessel insertion drying device, comprising a tank body 1 whose inner cavity is connected to the pressure vessel through an air inlet pipe 11 at one end, an air outlet pipe 12 is fixedly connected to the end of the tank body 1 away from the air inlet pipe 11, and the air outlet pipe 12 is connected to the other end of the pressure vessel. When the present application is installed in the pressure vessel, it is inserted into the pressure vessel through the air inlet pipe 11 and the air outlet pipe 12, and the top and bottom ends of the tank body 1 are fixedly connected to a reset box 2, and one side of the reset box 2 is fixedly connected to a first through pipe 21 for introducing regeneration air;

[0023] Specifically, the regenerated air in the present application is air used to restore the moisture absorption capacity of the desiccant. The present application can use hot air filtered by a filter to achieve better drying effect and efficiency for the desiccant. A drying part and a moving component for driving the drying part to move toward the reset box 2 are provided inside the tank body 1. The drying part includes an intermediate plate 3 and drying elements arranged at both ends of the intermediate plate 3 for drying water vapor. One end of each drying element is movable through the inner cavity of one of the reset boxes 2.

[0024] In an optional embodiment: the drying element includes a two-layer drying filter plate 32, a desiccant is arranged between the two layers of drying filter plates 32, both ends of the drying filter plates 32 are fixedly connected with connecting blocks 31, the connection between the connecting blocks 31 can be fixed by bolts, so as to facilitate the disassembly of the drying filter plates 32, one of the connecting blocks 31 is fixedly connected to one end of the middle plate 3, specifically, the desiccant can be activated alumina, silica gel or molecular sieve, etc., which can effectively absorb water vapor.

[0025] In an optional embodiment: a through opening 18 matching the connecting block 31 is provided on one side of the top and bottom of the tank body 1 close to the middle plate 3, a sealing ring 181 matching the drying filter plate 32 is fixedly connected in the through opening 18, the middle plate 3, the connecting block 31 and the drying filter plate 32 are all arranged in a rectangular body with the same cross-sectional area, and similarly, the inner cavity of the reset box 2 can be arranged in a rectangular body matching the drying part, so that part of the drying part can pass through the tank body 1 and enter the inner cavity of the reset box 2, and the sealing ring can facilitate the sealing between the middle plate 3 or the connecting block 31 in the drying part and the tank body 1.

[0026] In an optional embodiment: the moving component includes an electric telescopic rod 17 fixedly installed inside the tank body 1, and the output end of the electric telescopic rod 17 is fixedly connected to a connecting rod 171 arranged in an L shape, and one end of the connecting rod 171 is fixedly connected to one side of the middle plate 3.

[0027] In an optional embodiment: a second through pipe 22 is fixedly connected to one end of the reset box 2 away from the tank body 1, and valves are fixedly installed on the air inlet pipe 11, the air outlet pipe 12, the first through pipe 21 and the second through pipe 22 to facilitate the flow control of air inside them. Of course, pressure relief valves are also installed on the tank body and the reset box to adjust the internal pressure.

[0028] In an optional embodiment: a cooling component is also included, the cooling component includes a refrigeration compressor 13 fixedly installed on one side of the outside of the tank body 1, and a fan 15 and a cooling pipe 16 fixedly installed on the side of the inside of the tank body 1 close to the air inlet pipe 11. Specifically, the cooling pipe 16 is located between the fan 15 and the drying part, and the fan 15 can use a variable frequency fan.

[0029] In an optional embodiment: a controller 10 is fixedly installed on one side of the tank body 1, and the electric telescopic rod 17, the fan and the refrigeration compressor 13 are all electrically connected to the controller 10. Specifically, multiple sets of sensors for monitoring the pressure, temperature, humidity, etc. inside the tank body 1 can also be arranged inside the tank body 1, and the multiple sets of sensors are electrically connected to the controller 10;

[0030] A plurality of cooling pipes are provided which can be arranged in concentric circles and cover the radial cross-section of the inner cavity of the tank body 1. Each cooling pipe is provided with an inlet and an outlet. The inlet pipe and the outlet pipe of the external coolant connect the inlet and the outlet corresponding to each cooling pipe in series. The inlet pipe and the outlet pipe of the coolant are respectively connected to the refrigeration compressor 13. The rotation speed of the fan 15 is controlled according to the temperature inside the tank body 1, so as to cool down the inside of the tank body 1 and control the temperature. This is the prior art, so it will not be repeated in this application.

[0031] In an optional embodiment, a sealing door 14 is installed on one side of the tank body 1 , and the sealing door 14 is used to facilitate maintenance of the interior of the tank body 1 or replacement of the drying filter plate 32 .

[0032] Specifically, the electric telescopic rod 17 is used to drive the middle plate 3 to move so that one of the drying filter plates 32 enters the interior of the tank body 1. Specifically, the drying filter plate 32 on the top of the middle plate 3 moves downward into the inner cavity of the tank body 1, and at the same time, the two ends of the drying filter plate 32 are controlled to enter the through openings 18 at the two ends of the tank body 1 to seal the tank body 1 and the reset box 2.

[0033] When in use, when hot air is introduced into the inner cavity of the tank body 1 through the air inlet pipe 11, the hot air will first pass through the cooling component inside the tank body 1 to be appropriately cooled, and then the hot air will pass through the drying filter plate 32 to be dried, and the dried hot air will flow out through the air outlet pipe 12 and then enter the pressure vessel;

[0034] After long-term use, the drying filter plate 32 at the bottom end of the middle plate 3 is driven upward by the electric telescopic rod 17 to enter the interior of the tank body 1 and enter the through-port 18 through the connecting blocks 31 at both ends thereof. At this time, the drying filter plate 32 at the top of the middle plate 3 enters the reset box 2 located at the top of the tank body 1, and then the regenerated air from the outside is passed into the interior of the reset box 2 through the first through-pipe 21 to contact the desiccant in the drying filter plate 32, thereby restoring the moisture absorption capacity of the desiccant, until the drying effect of the desiccant in the other drying filter plate 32 is poor, the drying filter plate 32 is moved to the tank body 1 by moving the middle plate 3, so that the drying component in the present application can be continuously used to dry the hot air inside the tank body 1 and maintain an effective drying effect. The drying component does not need to be disassembled and replaced during use, saving time and effort.

[0035] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A pressure vessel insertion drying device, comprising a tank body (1) whose inner cavity at one end is connected to the pressure vessel through an air inlet pipe (11), and an end of the tank body (1) away from the air inlet pipe (11) is fixedly connected to an air outlet pipe (12), characterized in that: The top and bottom ends of the tank body (1) are fixedly connected to a reset box (2); one side of the reset box (2) is fixedly connected to a first through pipe (21) for introducing regeneration air; a drying section and a moving component for driving the drying section to move toward the reset box (2) are arranged inside the tank body (1); the drying section comprises an intermediate plate (3) and drying elements arranged at both ends of the intermediate plate (3) for drying water vapor; one end of each of the drying elements movably penetrates into the inner cavity of one of the reset boxes (2).

2. The pressure vessel insertion drying device according to claim 1, characterized in that: The drying element comprises a drying filter plate (32) having two layers, a desiccant being arranged between the two layers of the drying filter plates (32), and connecting blocks (31) being fixedly connected at both ends of the drying filter plates (32), wherein one of the connecting blocks (31) is fixedly connected to one end of the middle plate (3).

3. The pressure vessel insertion drying device according to claim 2, characterized in that: A through opening (18) matching the connection block (31) is provided on the top and bottom of the tank body (1) on one side close to the middle plate (3); a sealing ring (181) matching the drying filter plate (32) is fixedly connected to the through opening (18); the middle plate (3), the connection block (31) and the drying filter plate (32) are all arranged in the form of rectangular bodies and have the same cross-sectional area.

4. The pressure vessel insertion drying device according to claim 3, characterized in that: The moving assembly comprises an electric telescopic rod (17) fixedly mounted inside the tank body (1), the output end of the electric telescopic rod (17) being fixedly connected to an L-shaped connecting rod (171), one end of the connecting rod (171) being fixedly connected to one side of the middle plate (3).

5. The pressure vessel insertion drying device according to claim 4, characterized in that: The end of the reset box (2) away from the tank body (1) is fixedly connected to a second through pipe (22), and valves are fixedly installed on the air inlet pipe (11), the air outlet pipe (12), the first through pipe (21) and the second through pipe (22).

6. The pressure vessel insertion drying device according to claim 5, characterized in that: It also includes a cooling assembly, which includes a refrigeration compressor (13) fixedly mounted on one side of the outside of the tank body (1) and a fan (15) and a cooling pipe (16) fixedly mounted on one side of the inside of the tank body (1) close to the air inlet pipe (11).

7. The pressure vessel insertion drying device according to claim 6, characterized in that: A controller (10) is fixedly mounted on one side of the tank body (1), and the electric telescopic rod (17), the fan (15) and the refrigeration compressor (13) are all electrically connected to the controller (10).

8. The pressure vessel insertion drying device according to claim 1, characterized in that: A sealing door (14) is installed on one side of the tank body (1).

Images