Sterilization device for ultrafiltration membrane production

Abstract

The utility model discloses a sterilization device for ultrafiltration membrane production, which relates to the technical field of ultrafiltration membrane production, and comprises a box body, the top of the inner wall of each of two sides of the box body is connected with two fixing plates, every two fixing plates positioned on one side form a group, and a movable seat is connected between the two groups of fixing plates in a sliding manner through a driving mechanism; a moving frame is connected between the two moving seats, a first draining plate is connected to the middle of the bottom end of the moving frame, bearing plates are slidably connected to the middle and the bottom of the moving frame, second draining plates are connected to the middles of the bearing plates, and baffles are connected to the two sides of the top end of each bearing plate; the device has the beneficial effects that the sterilized and cleaned ultrafiltration membrane can be lifted and drained through the matching of the moving seat and the moving frame, the bearing plate and the ultrafiltration membrane can be directly pulled out through the matching of the bearing plate and the moving frame, secondary pollution to the ultrafiltration membrane is avoided, the moving frame is lifted and the bearing plate is pulled, and the ultrafiltration membrane can be conveniently cleaned. And a worker can conveniently and quickly collect the ultrafiltration membrane.

Description

Technical Field

[0001] The utility model relates to a sterilizing device, in particular to a sterilizing device for ultrafiltration membrane production, belonging to the technical field of ultrafiltration membrane production. Background Art

[0002] Ultrafiltration membrane is a microporous filtration membrane with consistent pore size specifications and a rated pore size range of less than 0.01 microns. By applying appropriate pressure on one side of the membrane, solute molecules smaller than the pore size can be screened out. Ultrafiltration membrane is one of the earliest developed polymer separation membranes. During the production process of ultrafiltration membrane, a sterilization device is required to sterilize the ultrafiltration membrane to ensure good filtration performance of the ultrafiltration membrane.

[0003] Among them, the "sterilization device and sterilization method using the sterilization device" disclosed in the application number "CN201480040090.5" is also an increasingly mature technology, including: a sterilization chamber; a vacuum pump, connected to one side of the sterilization chamber; a vaporizer, connected to the other side of the sterilization chamber; and a collector, having one side connected to the vaporizer and the other side connected to the sterilization chamber. In the sterilization device and the sterilization method, a hydrogen peroxide solution with a concentration of 95% by weight or higher can be obtained through multiple concentration steps and used as a sterilizing agent, thereby significantly improving the sterilization effect. After further searching, the "ultrafiltration membrane cleaning device" disclosed in the application number "CN202321645525.1" includes a shell and a cover plate assembly, the cover plate assembly is covered on the shell, and a plurality of clamping assemblies for placing ultrafiltration membranes are arranged in the shell. A turntable is provided at the bottom of the shell, and the turntable is connected to a driving unit, and a plurality of impellers are provided on the turntable; the clamping assembly includes a connecting plate, a supporting plate and a clamping strip, the connecting plate is arranged on the inner wall of the shell, the supporting plate is connected to the bottom of the connecting plate, the clamping strip is hinged to the top of the connecting plate and has a working position for fixing the ultrafiltration membrane and a waiting position deviating from the working position, and when the clamping strip is in the working position, it defines an ultrafiltration membrane installation area with the supporting plate. The ultrafiltration membrane cleaning device provided by the utility model can clean multiple ultrafiltration membranes at the same time, thereby improving the cleaning efficiency; the clamping component has a simple structure and is easy to operate; a impeller is provided at the bottom of the shell, and a vortex is formed by the rotation of the impeller to improve the effect of hydraulic flushing of the ultrafiltration membrane, effectively remove dirt on the ultrafiltration membrane, and improve the membrane cleaning efficiency.

[0004] However, the above method still has the following defects in actual use: when sterilizing and cleaning the ultrafiltration membrane, it is inconvenient to take the ultrafiltration membrane, which is easy to cause secondary pollution. Therefore, the utility model provides a sterilization device for ultrafiltration membrane production. Utility Model Content

[0005] The utility model aims to provide a sterilizing device for ultrafiltration membrane production, so as to solve the problem inconvenient to take the ultrafiltration membrane and easily cause secondary pollution proposed in the above background technology.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sterilization device for ultrafiltration membrane production, comprising a box body, the four corners of the bottom end of the box body are connected to support plates, the tops of the inner walls on both sides of the box body are connected to two fixed plates, each two of the fixed plates on one side form a group, and a movable seat is slidably connected between the two groups of fixed plates through a driving mechanism, a movable frame is connected between the two movable seats, a first drain plate is connected to the middle of the bottom end of the movable frame, a carrying plate is slidably connected to the middle and bottom of the movable frame, a second drain plate is connected to the middle of the carrying plate, and baffles are connected to both sides of the top of the carrying plate.

[0007] As a preferred technical solution of the utility model, slide plates are connected to both sides of the bottom end of the supporting plate, the middle of the inner walls on both sides of the movable frame and the bottom of the inner walls on both sides are connected to slide rails, the slide plates are slidably connected to the inside of the slide rails, and the bottom end of the slide plates is rollingly connected to rollers.

[0008] As a preferred technical solution of the utility model, both sides of the top of the front side of the box body are connected with box doors through hinges, and one side of the middle part of the front side of the box door is connected with a handle.

[0009] As a preferred technical solution of the utility model, the bottom of one side of the box body is connected to a liquid inlet pipe, the middle of which is provided with a first switch valve, and the bottom of the other side of the box body is connected to a liquid outlet pipe, the middle of which is provided with a second switch valve.

[0010] As a preferred technical solution of the utility model, a guide plate is connected to the inner wall of the bottom end of the box body.

[0011] As a preferred technical solution of the utility model, both sides of the inner wall at the top end of the box body are connected with mounting plates, and the bottom end of the mounting plate is provided with an ultraviolet sterilization lamp.

[0012] As a preferred technical solution of the utility model, the driving mechanism includes a threaded screw and a guide rod, the threaded screw is rotatably connected between the two fixed plates located on one side through a bearing, the outer wall of the threaded screw is threadedly connected to the middle part of the movable seat, the guide rod is connected between the two fixed plates located on one side, and the outer wall of the guide rod is slidably connected to the inside of the movable seat.

[0013] As a preferred technical solution of the utility model, a driving motor is provided on the top of the inner walls on both sides of the box body, and the top end of the threaded screw passes through the top end of the fixed plate located at the top and is connected to the transmission shaft of the driving motor.

[0014] Compared with the related art, the sterilization device for ultrafiltration membrane production provided by the utility model has the following beneficial effects:

[0015] Through the cooperation of the moving seat and the moving rack, the ultrafiltration membrane after sterilization and cleaning can be lifted up to drain. Through the cooperation of the carrying plate and the moving rack, the carrying plate and the ultrafiltration membrane can be directly pulled out to avoid secondary contamination of the ultrafiltration membrane. Lifting the mobile rack and pulling the carrying plate makes it convenient for the staff to quickly collect the ultrafiltration membrane. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

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

[0018] Figure 3 It is a schematic diagram of the explosion structure of the driving mechanism of the utility model;

[0019] Figure 4 It is a schematic diagram of the explosion structure of the load-bearing plate of the utility model.

[0020] In the figure: 1. box body; 2. movable frame; 3. first drain plate; 4. driving mechanism; 5. support plate; 6. bearing plate; 7. baffle plate; 8. second drain plate; 9. movable seat; 10. fixed plate; 11. slide plate; 12. slide rail; 13. roller; 14. box door; 15. handle; 16. liquid inlet pipe; 17. first switch valve; 18. liquid outlet pipe; 19. second switch valve; 20. guide plate; 21. mounting plate; 22. ultraviolet sterilization lamp; 401. threaded screw; 402. guide rod; 403. driving motor. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1:

[0023] See also Figure 1-4The utility model provides a sterilization device for ultrafiltration membrane production, including a box body 1, the four corners of the bottom end of the box body 1 are fixedly connected with a support plate 5, the tops of the inner walls on both sides of the box body 1 are fixedly connected with two fixed plates 10, each two fixed plates 10 located on one side form a group, and a movable seat 9 is slidably connected between the two groups of fixed plates 10 through a driving mechanism 4, and a movable frame 2 is fixedly connected between the two movable seats 9, and the movable seat 9 drives the movable frame 2 to move up and down, which is convenient for lifting the ultrafiltration membrane for drainage, and a first drain plate 3 is fixedly connected to the middle part of the bottom end of the movable frame 2, and a carrying plate 6 is slidably connected to the middle and bottom of the movable frame 2, and a second drain plate 8 is fixedly connected to the middle part of the carrying plate 6, so that the ultrafiltration membrane can be taken out by pulling the carrying plate 6, and baffles 7 are fixedly connected to both sides of the top of the carrying plate 6, and the two corresponding baffles 7 shield the ultrafiltration membrane to prevent the ultrafiltration membrane from rolling down from the side when the carrying plate 6 is pulled out;

[0024] Both sides of the bottom of the carrying plate 6 are fixedly connected with a slide plate 11, and the middle of the inner wall on both sides of the moving frame 2 and the bottom of the inner wall on both sides are fixedly connected with a slide rail 12, and the slide plate 11 is slidably connected inside the slide rail 12, and the slide rail 12 limits the position of the slide plate 11, and then limits the position of the carrying plate 6. The bottom end of the slide plate 11 is rollingly connected with a roller 13, and a plurality of rollers 13 are provided, which are equidistantly arranged at the bottom end of the slide plate 11. The carrying plate 6 can be easily pulled by the plurality of rollers 13, avoiding the problem of the ultrafiltration membrane being difficult to pull out due to its heavy weight;

[0025] Both sides of the top of the front of the box body 1 are connected to a box door 14 through hinges, and a handle 15 is fixedly connected to one side of the middle of the front of the box door 14, so that the box door 14 can be opened easily through the handle 15, so as to facilitate the placement of the ultrafiltration membrane;

[0026] A liquid inlet pipe 16 is fixedly connected to the bottom of one side of the box body 1, and a first switch valve 17 is fixedly provided in the middle of the liquid inlet pipe 16. The first switch valve 17 is opened, and a sterilizing agent is introduced from the liquid inlet pipe 16 to the bottom of the box body 1 to sterilize the ultrafiltration membrane. A liquid outlet pipe 18 is fixedly connected to the bottom of the other side of the box body 1, and a second switch valve 19 is fixedly provided in the middle of the liquid outlet pipe 18. The second switch valve 19 is opened, and the waste liquid can be directly discharged through the liquid outlet pipe 18;

[0027] A guide plate 20 is fixedly connected to the inner wall at the bottom of the box body 1, and the guide plate 20 guides the bactericide to one side of the bottom of the box body 1, so that the used bactericide can be discharged;

[0028] Both sides of the inner wall at the top of the box body 1 are fixedly connected with a mounting plate 21, and the bottom end of the mounting plate 21 is fixedly provided with an ultraviolet sterilization lamp 22. The ultraviolet sterilization lamp 22 is turned on to irradiate the soaked ultrafiltration membrane to further sterilize the ultrafiltration membrane, and at the same time, the interior of the box body 1 is irradiated and sterilized;

[0029] Specifically, first lift the movable seat 9 and the movable frame 2, drain the sterilizing agent on the surface of the ultrafiltration membrane through the first drain plate 3 and the second drain plate 8, then pull the supporting plate 6 to make the slide plate 11 slide in the slide rail 12, and then with the cooperation of several rollers 13, easily pull out the supporting plate 6 and the ultrafiltration membrane, so that the ultrafiltration membrane can be directly taken out to prevent secondary contamination.

[0030] Embodiment 2:

[0031] The driving mechanism 4 includes a threaded screw 401 and a guide rod 402. The threaded screw 401 is rotatably connected between the two fixed plates 10 located on one side through a bearing. The outer wall of the threaded screw 401 is threadedly connected to the middle part of the moving seat 9. Under the thread cooperation between the threaded screw 401 and the moving seat 9, the moving seat 9 moves up and down. The guide rod 402 is fixedly connected between the two fixed plates 10 located on one side. The outer wall of the guide rod 402 is slidably connected to the inside of the moving seat 9. Two guide rods 402 are provided, which are symmetrically arranged with the central axis of the threaded screw 401. The guide rod 402 limits the moving position of the moving seat 9.

[0032] A driving motor 403 is fixedly provided at the top of the inner walls on both sides of the box body 1. The top of the threaded screw 401 passes through the top of the fixed plate 10 located at the top and is fixedly connected to the transmission shaft of the driving motor 403. The driving motor 403 is started to provide power for the threaded screw 401, so that the moving frame 2 can move automatically.

[0033] Specifically, first, two driving motors 403 are started simultaneously to rotate the two threaded screws 401. With the cooperation between the threaded screws 401 and the threads of the movable seat 9, the movable seat 9 moves linearly, driving the movable frame 2 to move upward, and the ultrafiltration membrane after sterilization and cleaning is lifted up to drain water so as to collect the ultrafiltration membrane.

[0034] When in use, firstly, the ultrafiltration membrane is placed on the two bearing plates 6, and the baffle 7 blocks the ultrafiltration membrane to prevent the ultrafiltration membrane from rolling down, then the box door 14 is opened, the bearing plate 6 is placed in the mobile frame 2, and the slide plate 11 enters the slide rail 12. Under the action of the roller 13, the bearing plate 6 is easily pushed into the mobile frame 2, and the box door 14 is closed, and then the two driving motors 403 are started at the same time to rotate the two threaded screws 401. Under the thread cooperation between the threaded screw 401 and the moving seat 9, the moving seat 9 moves linearly, driving the moving frame 2 to move downward, and moving the ultrafiltration membrane to the bottom of the box body 1;

[0035] Next, open the first switch valve 17, and pass the sterilizing agent from the liquid inlet pipe 16 into the bottom of the box body 1 to immerse and sterilize the ultrafiltration membrane. After the sterilization is completed, start the two driving motors 403 again to move the movable frame 2 upward, and drain the sterilized and cleaned ultrafiltration membrane through the first drain plate 3 and the second drain plate 8, and then turn on the two ultraviolet sterilization lamps 22 to irradiate the ultrafiltration membrane that is being drained, so as to further sterilize and improve the sterilization effect. Finally, open the box door 14, pull the supporting plate 6, and easily pull out the supporting plate 6 and the ultrafiltration membrane so that the staff can collect the ultrafiltration membrane.

[0036] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A sterilization device for ultrafiltration membrane production, comprising a housing (1), characterized in that: The four corners of the bottom end of the box body (1) are connected to support plates (5), the tops of the inner walls on both sides of the box body (1) are connected to two fixed plates (10), and each two fixed plates (10) located on one side form a group. A movable seat (9) is slidably connected between the two groups of fixed plates (10) through a driving mechanism (4), and a movable frame (2) is connected between the two movable seats (9). The middle of the bottom end of the movable frame (2) is connected to a first drain plate (3), the middle and bottom of the movable frame (2) are slidably connected to a bearing plate (6), the middle of the bearing plate (6) is connected to a second drain plate (8), and baffles (7) are connected to both sides of the top of the bearing plate (6).

2. A sterilizing device for ultrafiltration membrane production according to claim 1, characterized in that: Both sides of the bottom end of the supporting plate (6) are connected to slide plates (11), the middle of the inner walls on both sides of the movable frame (2) and the bottom of the inner walls on both sides are connected to slide rails (12), the slide plates (11) are slidably connected to the inside of the slide rails (12), and the bottom end of the slide plates (11) is rollingly connected to rollers (13).

3. A sterilizing device for ultrafiltration membrane production according to claim 1, characterized in that: Both sides of the top of the front of the box body (1) are connected to box doors (14) via hinges, and one side of the middle of the front of the box door (14) is connected to a handle (15).

4. The sterilizing device for ultrafiltration membrane production according to claim 1, characterized in that: The bottom of one side of the box body (1) is connected to a liquid inlet pipe (16), and a first switch valve (17) is provided in the middle of the liquid inlet pipe (16). The bottom of the other side of the box body (1) is connected to a liquid outlet pipe (18), and a second switch valve (19) is provided in the middle of the liquid outlet pipe (18).

5. The sterilizing device for ultrafiltration membrane production according to claim 1, characterized in that: The inner wall at the bottom end of the box body (1) is connected to a guide plate (20).

6. A sterilizing device for ultrafiltration membrane production according to claim 1, characterized in that: Both sides of the inner wall at the top end of the box body (1) are connected to mounting plates (21), and an ultraviolet sterilization lamp (22) is provided at the bottom end of the mounting plate (21).

7. A sterilizing device for ultrafiltration membrane production according to claim 1, characterized in that: The driving mechanism (4) comprises a threaded screw (401) and a guide rod (402); the threaded screw (401) is rotatably connected between the two fixed plates (10) located on one side via a bearing; the outer wall of the threaded screw (401) is threadedly connected to the middle part of the movable seat (9); the guide rod (402) is connected between the two fixed plates (10) located on one side; and the outer wall of the guide rod (402) is slidably connected to the inside of the movable seat (9).

8. A sterilizing device for ultrafiltration membrane production according to claim 7, characterized in that: A driving motor (403) is provided at the top of the inner walls on both sides of the box body (1), and the top end of the threaded screw (401) passes through the top end of the fixing plate (10) located at the top and is connected to the transmission shaft of the driving motor (403).

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