Molecular sieve adsorption tower anti-pulverization device of medical oxygen generation system

Abstract

The utility model relates to the technical field of molecular sieve adsorption towers, and discloses a molecular sieve adsorption tower anti-pulverization device of a medical oxygen generation system, which comprises a tower body, the bottom of the tower body is fixedly connected with supporting legs, the top of the tower body is provided with a tower cover, the outer wall of the tower cover is provided with an extension edge, the inner wall of the extension edge is connected with a screw structure, and the screw structure is connected with a screw. According to the molecular sieve adsorption tower anti-pulverization device of the medical oxygen generation system, a circular plate, a cushioning spring, an air plate and a screen ball on the device are used in cooperation, so that when the screen ball on the device falls into an inner cavity of the air plate, the screen ball is prevented from falling into the inner cavity of the air plate, and the anti-pulverization effect of the molecular sieve adsorption tower is improved. And the cushioning springs elastically work between the circular plate and the air plate, so that when the screening balls on the device fall into the inner cavity of the air plate, the situation that the screening balls in the device fall off and are crushed under the hard landing condition is avoided, and the situation that the screening balls collide with one another and are crushed is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of molecular sieve adsorption towers, in particular to a molecular sieve adsorption tower anti-powdering device for a medical oxygen production system. Background Art

[0002] The molecular sieve adsorption tower is mainly composed of a packing layer, a distributor, and inlet and outlet gas pipes. The packing layer is usually composed of materials such as molecular sieves and porous ceramics. The diameter of the molecular sieve is between 0.3-10 microns and can selectively adsorb gas molecules.

[0003] The existing molecular sieve adsorption tower anti-powdering device of the medical oxygen production system can refer to the Chinese utility model patent with the authorization announcement number CN209138277U, which discloses an oxygen generator molecular sieve adsorption tower, "including a tower body, the upper part of the tower body is provided with a feed port, the lower end of the tower body is provided with a discharge port, the feed port and the discharge port are both provided with a first switch, one side of the tower body is provided with a feeding mechanism for conveying the molecular sieve to the feed port, the feeding mechanism includes a plate body arranged in the horizontal direction, a chute is provided on the plate body toward the position where the tower body is located, and a There is a movable plate, the movable plate is provided with a slider slidably connected to the chute, the movable plate is provided with a feed box, the upper part of the feed box is opened, the side of the feed box close to the tower body is hinged to the side of the movable plate close to the tower body, and the feeding mechanism also includes a lifting drive member for driving the plate body to move in the vertical direction to the position of the feed port, the plate body is provided with a pushing drive member for driving the movable plate to drive the feed box to be close to the feed port, and the movable plate is provided with a pouring drive member for driving the feed box to flip at the hinge point to pour the material into the feed port.

[0004] When the above device is in use, the existing device uses a driving member to drive the feed box on the movable plate to move to a position close to the feed port, and the material pouring driving member can drive the feed box on the movable plate to flip at the hinge point, so that the feed box pours the molecular sieve into the feed port, preventing the molecular sieve from being squeezed and pulverized during feeding, and saving manpower. However, when the feed box pours the molecular sieve, it is still difficult to avoid the hard landing problem of the molecular sieve when falling, which will cause collisions between molecular sieves and cause excessive crushing. In the process of feeding, a more effective method can be used to block and maintain the smoothness of feeding, which can avoid blockage and pulverization caused by mutual squeezing. Therefore, a molecular sieve adsorption tower anti-pulverization device for a medical oxygen production system that solves the above problems is needed. Utility Model Content

[0005] In view of the shortcomings of the existing technology, the utility model provides a molecular sieve adsorption tower anti-powdering device for a medical oxygen production system, which has the advantages of elastic shock absorption, avoiding extrusion and preventing crushing, and solves the problems raised by the above background technology.

[0006] The utility model provides the following technical solution: a molecular sieve adsorption tower anti-powdering device for a medical oxygen production system, comprising a tower body, the bottom of the tower body is fixedly connected to a supporting foot, a tower cover is placed on the top of the tower body, the outer wall of the tower cover is provided with an extension edge, the inner wall of the extension edge is connected with a screw structure, the top of the tower cover is connected with a feeding channel, the top of the feeding channel is fixedly installed with a rotating motor, the power output shaft of the rotating motor is fixedly connected with a rotating blade, the outer wall of the feeding channel is fixedly connected with a feeding channel, the inner wall of the tower body is fixedly connected with a limiter, the inner wall of the tower body is sleeved with a circular plate, the outer wall of the circular plate is connected to one end of a shock-absorbing spring, the other end of the shock-absorbing spring is connected to an air plate, the inner wall of the air plate is provided with air holes, a sieve ball is placed on the outer wall of the air plate, and the bottom of the tower body is fixedly connected with a channel opening.

[0007] As a preferred technical solution of the present invention, an extension edge is also provided on the outer wall of the tower body, and the screw structure passes through the inner walls of the two extension edges.

[0008] As a preferred technical solution of the present invention, a connecting shaft is fixedly connected to the power output shaft of the rotating motor, and the rotating motor is connected to the rotating blades through the connecting shaft.

[0009] As a preferred technical solution of the present invention, the feeding channel is set to be inclined upward at an angle of 15°, and the end where the feeding channel is connected to the feeding channel is a low-position area.

[0010] As a preferred technical solution of the present invention, there are three limiters, and the circular plate is placed on top of the limiters.

[0011] As a preferred technical solution of the present invention, there are several sieve balls, and the several sieve balls are placed in the pelvic cavity of the air plate.

[0012] Compared with the prior art, the present invention has the following beneficial effects:

[0013] 1. The molecular sieve adsorption tower anti-powdering device of the medical oxygen production system uses the mutual cooperation of the circular plate, shock-absorbing spring, air plate and sieve balls on the device. When the sieve balls on the device fall into the inner cavity of the air plate, the shock-absorbing spring uses elastic work between the circular plate and the air plate, so that when the sieve balls on the device fall into the inner cavity of the air plate, the sieve balls in the device are prevented from falling and crushing in the case of a hard landing, and the collision and crushing between the sieve balls are avoided.

[0014] 2. The molecular sieve adsorption tower anti-powdering device of the medical oxygen production system uses the feeding channel, the feeding channel, the rotary motor and the rotary blades on the device to cooperate with each other. After the feeding channel on the device is fed, it guides the sieve balls into the inner cavity of the feeding channel, and uses the rotary motor to control the rotation of the rotary blades, so that the sieve balls follow the rotation of the rotary blades to discharge the materials, so that the sieve balls on the device can be discharged slowly without clogging, thereby avoiding pulverization caused by the sieve balls squeezing each other when feeding. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the three-dimensional cross-sectional structure of the utility model;

[0017] Figure 3 This is a schematic diagram of the rotating blade structure of the utility model;

[0018] Figure 4 For this utility model Figure 2 A magnified schematic diagram of the structure in the middle.

[0019] In the figure: 1. Tower body; 2. Support legs; 3. Tower cover; 4. Extended edge; 5. Screw structure; 6. Unloading channel; 7. Rotating motor; 8. Rotating blades; 9. Feeding channel; 10. Limiter; 11. Round plate; 12. Shock-absorbing spring; 13. Air plate; 14. Air hole; 15. Screen ball; 16. Channel opening. DETAILED DESCRIPTION

[0020] The following will be combined with the accompanying drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0021] See also Figures 1-4A molecular sieve adsorption tower anti-powdering device for a medical oxygen production system includes a tower body 1, a supporting foot 2 is fixedly connected to the bottom of the tower body 1, a tower cover 3 is placed on the top of the tower body 1, an extension edge 4 is provided on the outer wall of the tower cover 3, a screw structure 5 is connected to the inner wall of the extension edge 4, a feeding channel 6 is connected to the top of the tower cover 3, a rotating motor 7 is fixedly installed on the top of the feeding channel 6, a rotating blade 8 is fixedly connected to the power output shaft of the rotating motor 7, a feeding channel 9 is fixedly connected to the outer wall of the feeding channel 6, a limiter 10 is fixedly connected to the inner wall of the tower body 1, and the tower The inner wall of the tower body 1 is sleeved with a circular plate 11, the outer wall of the circular plate 11 is connected to one end of a shock-absorbing spring 12, the other end of the shock-absorbing spring 12 is connected to an air plate 13, the inner wall of the air plate 13 is provided with an air hole 14, and the outer wall of the air plate 13 is placed with a sieve ball 15. The bottom of the tower body 1 is fixedly connected to a channel opening 16, and a butterfly valve is provided in the inner cavity of the channel opening 16 on the device, and a rotating mechanism is installed on the outer wall of the channel opening 16, so that the device can open and close the butterfly valve through the rotating mechanism, so that the bottom of the device can circulate or cut off the flow.

[0022] In a preferred embodiment, an extension edge 4 is also provided on the outer wall of the tower body 1, and a screw structure 5 passes through the inner walls of the two extension edges 4. The extension edge 4 is also provided on the outer wall of the tower body 1 on the device, so that when the tower cover 3 on the device is placed on the top of the tower body 1, the two extension edges 4 are overlapped together, and the screw structure 5 is passed through the inner walls of the extension edges 4, so that the tower body 1 and the tower cover 3 on the device are connected.

[0023] In a preferred embodiment, a connecting shaft is fixedly connected to the power output shaft of the rotating motor 7, and the rotating motor 7 is connected to the rotating blade 8 through the connecting shaft. The connecting shaft is fixedly connected to the power output shaft of the rotating motor 7 on the device, so that when the rotating motor 7 on the device outputs rotational power, the rotating blade 8 is driven to rotate by the connecting shaft, so that the rotating blade 8 on the device can enter a rotating state.

[0024] In a preferred embodiment, the feeding channel 9 is set to an upward inclination angle of 15°, and the end where the feeding channel 9 is connected to the discharge channel 6 is a low-position area. The feeding channel 9 on the device is set to an upward inclination angle of 15°, so that when the device needs to add material, it adds material from the high-position area of ​​the feeding channel 9, and then the screen ball 15 rolls to the low-position area where the feeding channel 9 and the discharge channel 6 are connected.

[0025] In a preferred embodiment, the number of the limiters 10 is three, and the circular plate 11 is placed on the top of the limiter 10. Through the three limiters 10 on the device, the circular plate 11 on the device is placed into the inner cavity of the tower body 1 before the tower cover 3, and is placed on the top of the tower cover 3, so that the limiter 10 is connected along the inner wall of the tower body 1, and the outer wall size of the circular plate 11 is adapted to the size of the inner wall of the tower body 1.

[0026] In a preferred embodiment, there are several sieve balls 15, and several sieve balls 15 are placed in the basin of the air plate 13. Through the several sieve balls 15 on the device, the sieve balls 15 on the device are fed from the feeding channel 9 and finally accumulated in the basin of the air plate 13, so that the sieve balls 15 on the device adsorb the airflow in the inner cavity of the air plate 13.

[0027] Working principle: first, through the mutual cooperation of the feeding channel 9, the feeding channel 6, the rotating motor 7 and the rotating blades 8 on the device, the feeding channel 9 on the device guides the sieve balls 15 into the inner cavity of the feeding channel 6 after feeding, and uses the rotating motor 7 to control the rotation of the rotating blades 8, and makes the sieve balls 15 follow the rotation of the rotating blades 8 to discharge the materials, so that the sieve balls 15 on the device can discharge the materials slowly without clogging, thereby avoiding the pulverization caused by the mutual squeezing of the sieve balls 15 when feeding. Then, through the mutual cooperation of the circular plate 11, the shock-absorbing spring 12, the air plate 13 and the sieve balls 15 on the device, when the sieve balls 15 on the device fall into the inner cavity of the air plate 13, the shock-absorbing spring 12 is used to perform elastic work between the circular plate 11 and the air plate 13, so that when the sieve balls 15 on the device fall into the inner cavity of the air plate 13, the sieve balls 15 in the device are prevented from falling and crushing in the case of hard landing, and the collision and crushing between the sieve balls 15 and the sieve balls 15 are avoided.

[0028] Although the 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 variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A molecular sieve adsorption tower anti-powdering device for a medical oxygen production system, comprising a tower body (1), characterized in that: The bottom of the tower body (1) is fixedly connected to a supporting foot (2), a tower cover (3) is placed on the top of the tower body (1), an outer wall of the tower cover (3) is provided with an extension edge (4), an inner wall of the extension edge (4) is connected to a screw structure (5), the top of the tower cover (3) is connected to a feeding channel (6), a rotating motor (7) is fixedly installed on the top of the feeding channel (6), a rotating blade (8) is fixedly connected to the power output shaft of the rotating motor (7), and the outer wall of the feeding channel (6) is fixedly connected to the rotating blade (8). A feeding channel (9) is fixedly connected to the inner wall of the tower body (1), a limiter (10) is fixedly connected to the inner wall of the tower body (1), a circular plate (11) is sleeved on the inner wall of the tower body (1), one end of a damping spring (12) is connected to the outer wall of the circular plate (11), the other end of the damping spring (12) is connected to an air plate (13), an air hole (14) is opened on the inner wall of the air plate (13), a sieve ball (15) is placed on the outer wall of the air plate (13), and a channel opening (16) is fixedly connected to the bottom of the tower body (1).

2. The molecular sieve adsorption tower anti-powdering device for a medical oxygen production system according to claim 1, characterized in that: The outer wall of the tower body (1) is also provided with an extension edge (4), and the screw structure (5) passes through the inner walls of the two extension edges (4).

3. The molecular sieve adsorption tower anti-powdering device for a medical oxygen production system according to claim 1, characterized in that: A connecting shaft is fixedly connected to the power output shaft of the rotating motor (7), and the rotating motor (7) is connected to the rotating blade (8) via the connecting shaft.

4. The molecular sieve adsorption tower anti-powdering device for a medical oxygen production system according to claim 1, characterized in that: The feeding channel (9) is arranged to be inclined upward at an angle of 15°, and the end where the feeding channel (9) is connected to the feeding channel (6) is a low-position area.

5. The molecular sieve adsorption tower anti-powdering device for a medical oxygen production system according to claim 1, characterized in that: The number of the stoppers (10) is three, and the circular plate (11) is placed on the top of the stoppers (10).

6. The molecular sieve adsorption tower anti-powdering device for a medical oxygen production system according to claim 1, characterized in that: There are several sieve balls (15), and the several sieve balls (15) are all placed in the basin cavity of the air plate (13).

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