Suction dryer with air inlet flow guide control structure

Abstract

The utility model discloses a suction dryer with an air inlet flow guide control structure, which comprises a flow guide air duct and an air duct cover hinged on the flow guide air duct, a support frame is fixedly arranged at the bottom of the inner wall of the flow guide air duct, and a central column is fixedly arranged in the middle of the support frame. Six flow control assemblies are installed in the flow guide air duct, the inclination angles of fan-shaped flow control discs can be flexibly controlled through driving of a driving mechanism and a worm gear ring, the larger the inclination angles are, the larger the ventilation quantity is, when the inclination angles of the fan-shaped flow control discs are zero, the six fan-shaped flow control discs form a disc, ventilation is stopped, and therefore the fan-shaped flow control discs can be adjusted according to the actual working requirements of the suction dryer. The inner and outer double-layer filter screen structure is adopted, the outer layer intercepts large-size impurities, the inner layer intercepts small-size impurities, the filtering effect is remarkable, meanwhile, the filter screen structure can be quickly disassembled and cleaned, and later cleaning and maintenance are facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of desiccant machines, in particular to a desiccant machine with an air intake guide control structure. Background Art

[0002] The dryer is a device that uses the moisture adsorption properties of adsorbents such as activated alumina, silica gel, molecular sieves, etc. to reduce the moisture content in compressed air. It is widely used in industrial production. In order to improve the smoothness of the air intake of the dryer, prevent dust in the air from entering the dryer, and increase the service life of the dryer, a guide device will be installed at the air inlet of the dryer. At present, the most common dryer guide device is a guide air duct, and a filter assembly is installed at the end of the air duct. The dust in the air is filtered by the filter assembly. For example, a dryer with an air intake guide control structure with application number CN202122833418.9 includes a first tube body, a second tube body is provided at the upper end of the first tube body, a connecting piece is provided at the lower end of the second tube body, a filter screen is provided on the lower surface of the connecting piece, and threaded rods are provided on both sides of the first tube body. The other end of the threaded rod is located inside the first tube body and a fixing piece is provided; the above common types of dryer air intake guide devices still have the following shortcomings in actual applications:

[0003] The straight-through air duct structure cannot flexibly control the air intake volume of the dryer according to the needs of the actual working environment of the dryer. At the same time, the filter structure is difficult to disassemble, which is not convenient for subsequent cleaning and maintenance. Utility Model Content

[0004] The purpose of the utility model is to provide a desiccant dryer with an air intake guide control structure to solve the problems in the above-mentioned background technology that the existing desiccant dryer air intake guide device cannot flexibly control the air intake flow rate and the filter is not easy to disassemble and maintain.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a desiccant dryer with an air intake flow control structure, comprising a desiccant dryer cabinet and a filter desiccant fixedly installed in the middle of the desiccant dryer cabinet, the air intake of the filter desiccant dryer is fixedly connected to an air intake pipe opening, a flow control mechanism is fixedly installed on the inner side of the air intake pipe opening, a flow control mechanism is fixedly installed on the inner side of the air intake pipe opening, the flow control mechanism comprises a flow guide duct and a duct cover hinged on the flow guide duct, a support frame is fixedly arranged at the bottom of the inner wall of the flow guide duct, and the middle part of the support frame is fixedly connected to the air intake pipe opening. A central column is fixedly provided, and six flow control components for controlling the air intake flow rate of the dryer are rotatably provided between the guide air duct and the central column, a ring gasket groove is provided at the top of the inner wall of the guide air duct, and a filter component is installed on the inner side wall of the ring gasket groove, an adjustment ring is rotatably provided at the bottom of the outer side of the guide air duct, a worm gear ring is fixedly provided on the outer side of the adjustment ring, and six evenly distributed lever members are fixedly provided on the top of the adjustment ring, a driving mechanism for controlling the rotation of the worm gear ring is fixedly provided on one side of the guide air duct, and a control panel is fixedly provided on the front of the dryer cabinet.

[0006] Preferably, an outer flange is fixedly provided on the top of the air duct cover, and an outer interception net is fixedly installed on the inner wall of the air duct cover to prevent voluminous debris from entering the dryer.

[0007] Preferably, the filter assembly includes a filter frame and a dust filter mesh fixedly arranged in the middle of the filter frame; the filtering effect is significant, and the double-layer filtration can effectively prevent debris from entering the dryer.

[0008] Preferably, a plurality of evenly distributed hook frames are fixedly provided on the periphery of the air duct cover, and a plurality of hook assemblies are fixedly installed on the periphery of the top of the guide air duct, and the hook assemblies and the hook frames are arranged opposite to each other one by one, so as to facilitate the disassembly of the air duct cover and the replacement and cleaning of the filter assembly.

[0009] Preferably, the flow control assembly includes a fan-shaped flow control disk and a mounting bracket fixedly arranged at the bottom of the fan-shaped flow control disk, a rotating shaft is fixedly arranged in the middle of the mounting bracket, one end of the rotating shaft is rotatably arranged on the center column, the other end of the rotating shaft passes through the guide air tube and is fixedly provided with a shift ring, the shift rod and the shift ring are arranged in a one-to-one correspondence, and the central angle of the fan-shaped flow control disk is set to 60°; the flow rate of the guide gas can be flexibly controlled according to the actual working needs of the dryer.

[0010] Preferably, the driving mechanism includes a gear box and a servo motor fixedly mounted on one end of the gear box, a worm being fixedly disposed on the output end of the servo motor, one side of the worm being meshedly connected with one side of a worm wheel ring; transmission is performed through the worm wheel ring and the worm structure, the drive is stable, and has a self-locking function.

[0011] Preferably, a box cover is hinged on one side of the gear box, so as to facilitate the later repair and maintenance of the components in the gear box.

[0012] Preferably, an air inlet flange is fixedly provided at the bottom end of the guide air duct, so that the guide air duct can be conveniently installed at the air inlet of the dryer, and can be easily assembled and disassembled.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] The air intake guide device of the dryer is equipped with six flow control components inside the guide air cylinder. The inclination angle of the fan-shaped flow control disc can be flexibly controlled through the drive of the driving mechanism and the worm gear ring. The larger the inclination angle, the greater the ventilation volume. When the inclination angle of the fan-shaped flow control disc is zero, the six fan-shaped flow control discs form a disc and stop ventilation. Therefore, the flow rate of the guide gas can be flexibly controlled according to the actual working needs of the dryer, which is safe and stable.

[0015] It adopts an inner and outer double-layer filter structure, the outer layer intercepts large debris, and the inner layer intercepts small debris, with significant filtering effect. At the same time, the filter structure can be quickly disassembled and cleaned, which is convenient for later cleaning and maintenance. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a schematic diagram of the structure of the utility model adsorption dryer;

[0017] Figure 2 This is a front cross-sectional view of the utility model adsorption dryer;

[0018] Figure 3 It is a structural schematic diagram of the air intake guide device of the utility model;

[0019] Figure 4 This is a structural schematic diagram of the flow control component of the utility model;

[0020] Figure 5 This is a front cross-sectional view of the air guide duct of the utility model;

[0021] Figure 6 It is a structural schematic diagram of the central column of the utility model;

[0022] Figure 7 It is an enlarged view of part A of the utility model.

[0023] In the figure: 1. air guide duct; 2. air duct cover; 3. flow control assembly; 31. fan-shaped flow control disc; 32. mounting frame; 33. rotating shaft; 34. dial ring; 4. center column; 5. ring gasket groove; 6. hanging buckle frame; 7. outer intercepting net; 8. outer flange; 9. air intake flange; 10. adjusting ring; 11. lever; 12. worm gear ring; 13. gear box; 14. box cover; 15. servo motor; 16. filter frame; 17. dust filter screen; 18. hanging buckle assembly; 19. supporting frame; 20. worm; 21. dryer cabinet; 22. control panel; 23. filter dryer; 24. air intake pipe opening. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0025] See also Figure 1-6 The utility model provides a dryer with an air intake flow control structure, including a dryer cabinet 21 and a filter dryer 23 fixedly installed in the middle of the dryer cabinet 21, the air inlet of the filter dryer 23 is fixedly connected to an air intake pipe port 24, the inner side of the air intake pipe port 24 is fixedly installed with a flow control mechanism, the inner side of the air intake pipe port 24 is fixedly installed with a flow control mechanism, the flow control mechanism includes a flow guide air cylinder 1 and a wind cylinder cover 2 hinged on the flow guide air cylinder 1, a support frame 19 is fixedly arranged at the bottom of the inner wall of the flow guide air cylinder 1, a center column 4 is fixedly arranged in the middle of the support frame 19, and the flow guide air cylinder 1 and the center column 4 are fixedly arranged. Six flow control components 3 for controlling the air flow rate of the dryer are rotatably arranged between the core columns 4, a ring gasket groove 5 is provided at the top of the inner wall of the guide air duct 1, and a filter component is installed on the inner wall of the ring gasket groove 5, an adjustment ring 10 is rotatably arranged at the bottom of the outer side of the guide air duct 1, a worm gear ring 12 is fixedly arranged on the outer side of the adjustment ring 10, six evenly distributed lever members 11 are fixedly arranged on the top of the adjustment ring 10, a driving mechanism for controlling the rotation of the worm gear ring 12 is fixedly installed on one side of the guide air duct 1, a control panel 22 is fixedly installed on the front of the dryer cabinet 21, and an air intake flange 9 is fixedly arranged at the bottom end of the guide air duct 1;

[0026] When in use, when the filter dryer 23 is working, the gas to be treated passes through the diversion control mechanism and the suction pipe port 24 in turn, and finally enters the filter dryer 23. The airflow will first pass through the air duct cover 2 and enter the diversion air duct 1. After the air intake flow is adjusted by the flow control component 3, it enters the dryer through the diversion air duct 1 to realize air intake diversion.

[0027] See also Figure 1Further, an outer flange 8 is fixedly provided at the top of the wind tube cover 2, an outer interception net 7 is fixedly installed on the inner side wall of the wind tube cover 2, the filter assembly includes a filter frame 16 and a dust filter screen 17 fixedly provided in the middle of the filter frame 16, a plurality of evenly distributed hanging buckle frames 6 are fixedly provided on the periphery of the wind tube cover 2, a plurality of hanging buckle assemblies 18 are fixedly provided on the periphery of the top of the guide wind tube 1, and the hanging buckle assemblies 18 are arranged one by one opposite to the hanging buckle frames 6;

[0028] During use, the gas to be dried first enters the air duct cover 2, passes through the external interception net 7 to intercept large-volume debris in the gas, and the gas after preliminary filtration enters the guide air duct 1, and then passes through the dust filter mesh 17 to intercept small-volume particles in the gas, and finally enters the dryer through the guide air duct 1, with a significant filtering effect. After using it for a period of time, the staff can buckle the hanging buckle assembly 18 on one side to disengage it from the hanging buckle frame 6, then open the air duct cover 2, remove the filter assembly from the annular gasket groove 5, clean or replace the filter assembly, and clean the external interception net 7 at the same time. After cleaning, cover the air duct cover 2 on the guide air duct 1, and re-buckle the hanging buckle assembly 18, which is convenient for cleaning and maintenance.

[0029] See also Figure 1 , Figure 2 , Figure 3 and Figure 5 Further, the flow control assembly 3 includes a fan-shaped flow control disc 31 and a mounting frame 32 fixedly arranged at the bottom of the fan-shaped flow control disc 31, a rotating shaft 33 is fixedly arranged in the middle of the mounting frame 32, one end of the rotating shaft 33 is rotatably arranged on the central column 4, and the other end of the rotating shaft 33 passes through the guide air duct 1 and is fixedly provided with a dial ring 34, the dial lever 11 and the dial ring 34 are arranged one by one, and the central angle of the fan-shaped flow control disc 31 is set to 60°;

[0030] When in use, the driving mechanism drives the worm gear ring 12 to move slowly, and the worm gear ring 12 drives the adjusting ring 10 to rotate slowly on the surface of the air guide tube 1, and drives the lever member 11 to move through the adjusting ring 10, and the lever member 11 moves in the dial ring member 34, thereby driving the dial ring member 34 to rotate a certain angle, and the dial ring member 34 drives the rotating shaft 33 to rotate, so that the fan-shaped flow control disk 31 is tilted at a certain angle. The larger the tilt angle, the greater the ventilation volume in the air guide tube 1 per unit time. When the inclination angle of the fan-shaped flow control disk 31 is zero, the six fan-shaped flow control disks 31 form a disk to block the air guide tube 1. At this time, the ventilation volume is zero. In this way, the diversion air volume of the air guide tube 1 can be flexibly controlled.

[0031] See also Figure 1 and Figure 3Further, the driving mechanism includes a gear box 13 and a servo motor 15 fixedly mounted at one end of the gear box 13, a worm 20 is fixedly arranged at the output end of the servo motor 15, one side of the worm 20 is meshedly connected with one side of the worm wheel ring 12, and a box cover 14 is hingedly connected to one side of the gear box 13;

[0032] During use, when adjusting the diversion air volume, the servo motor 15 will drive the worm 20 to rotate, and the worm gear ring 12 will be driven to move through the worm 20. The transmission is stable, and it has a self-locking function after adjustment, and the ventilation volume is stable.

[0033] When the embodiment of the present application is in use: the central column 4 is fixed to the inner wall of the guide air duct 1 by the support frame 19, which is used to provide auxiliary support from the middle of the fan-shaped flow control disk 31 to improve the stability of the support. The fan-shaped flow control disk 31 can rotate between the central column 4 and the guide air duct 1 through the rotating shaft 33, and the air intake flow rate is stably regulated.

[0034] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A desiccant dryer with an air intake flow control structure, comprising a desiccant dryer cabinet (21) and a filter desiccant dryer (23) fixedly mounted in the middle of the desiccant dryer cabinet (21), wherein the air intake of the filter desiccant dryer (23) is fixedly connected to an air intake pipe opening (24), and a flow control mechanism is fixedly mounted on the inner side of the air intake pipe opening (24), characterized in that: A flow control mechanism is fixedly installed on the inner side of the air intake pipe opening (24), and the flow control mechanism comprises a flow guide duct (1) and a duct cover (2) hinged on the flow guide duct (1). A support frame (19) is fixedly arranged at the bottom of the inner wall of the flow guide duct (1), and a central column (4) is fixedly arranged in the middle of the support frame (19). Six flow control components (3) for controlling the air intake flow of the dryer are rotatably arranged between the flow guide duct (1) and the central column (4). The top of the inner wall of the flow guide duct (1) is provided with a A ring gasket groove (5) is provided, and a filter assembly is installed on the inner side wall of the ring gasket groove (5); an adjustment ring (10) is rotatably provided at the bottom of the outer side of the guide air duct (1); a worm gear ring (12) is fixedly provided on the outer side of the adjustment ring (10); six evenly distributed lever members (11) are fixedly provided on the top of the adjustment ring (10); a driving mechanism for controlling the rotation of the worm gear ring (12) is fixedly provided on one side of the guide air duct (1); and a control panel (22) is fixedly provided on the front of the dryer cabinet (21).

2. The desiccant dryer with an air intake guide control structure according to claim 1, characterized in that: An outer flange (8) is fixedly provided on the top end of the wind tube cover (2), and an outer interception net (7) is fixedly installed on the inner side wall of the wind tube cover (2).

3. The desiccant dryer with an air intake guide control structure according to claim 2, characterized in that: The filter assembly comprises a filter frame (16) and a dust filter screen (17) fixedly arranged in the middle of the filter frame (16).

4. The desiccant dryer with an air intake guide control structure according to claim 1, characterized in that: A plurality of evenly distributed hook frames (6) are fixedly arranged on the periphery of the wind tube cover (2), and a plurality of hook assemblies (18) are fixedly installed on the periphery of the top end of the guide wind tube (1), wherein the hook assemblies (18) are arranged opposite to the hook frames (6) one by one.

5. The desiccant dryer with an air intake guide control structure according to claim 1, characterized in that: The flow control assembly (3) comprises a fan-shaped flow control disc (31) and a mounting frame (32) fixedly arranged at the bottom of the fan-shaped flow control disc (31); a rotating shaft (33) is fixedly arranged in the middle of the mounting frame (32); one end of the rotating shaft (33) is rotatably arranged on a central column (4); the other end of the rotating shaft (33) passes through the guide air duct (1) and is fixedly provided with a dial ring (34); the dial rod (11) and the dial ring (34) are arranged in a one-to-one correspondence; and the central angle of the fan-shaped flow control disc (31) is set to 60°.

6. The desiccant dryer with an air intake flow control structure according to claim 1, characterized in that: The driving mechanism comprises a gear box (13) and a servo motor (15) fixedly mounted on one end of the gear box (13); a worm (20) is fixedly arranged at the output end of the servo motor (15); one side of the worm (20) is meshedly connected with one side of the worm wheel ring (12).

7. The desiccant dryer with an air intake guide control structure according to claim 6, characterized in that: A box cover (14) is hingedly connected to one side of the gear box (13).

8. The desiccant dryer with an air intake flow control structure according to claim 1, characterized in that: An air inlet flange (9) is fixedly arranged at the bottom end of the air guide cylinder (1).

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