Hollow fiber internal pressure membrane flux testing device

Abstract

The utility model discloses a hollow fiber internal pressure membrane flux testing device which comprises a machine table, a liquid receiving box is arranged in the center of the top end of the machine table, an arc-shaped heating frame is arranged above the liquid receiving box, bearing frames are arranged on the two sides of the bottom end of the arc-shaped heating frame, and the ends, away from the arc-shaped heating frame, of the bearing frames are fixedly connected with the outer wall of the liquid receiving box. A top seat is arranged above the arc-shaped heating frame, side supporting frames are arranged on the two sides of the bottom end of the top seat, the bottom ends of the side supporting frames are fixedly connected with the top end of the machine table, a side seat body is arranged at the bottom end of the top seat on one side of the arc-shaped heating frame, a precise measuring vessel is arranged at the bottom end of the top seat on the other side of the arc-shaped heating frame, and a hollow fiber inner pressing film body is arranged in the arc-shaped heating frame. An electric control screen is installed on one side of the surface of the top base. According to the utility model, not only is the use convenience of the testing device improved, but also the labor intensity of personnel is reduced, and the testing precision of the testing device on the hollow fiber internal pressure film body is improved when the testing device is used.

Description

Technical Field

[0001] The utility model relates to the technical field of hollow fiber internal pressure membrane flux testing, in particular to a hollow fiber internal pressure membrane flux testing device. Background Art

[0002] Currently, water treatment flux tests mostly use flat membrane detection devices. This test method is still difficult to achieve the established expectations. In order to improve this phenomenon, it is necessary to use the corresponding hollow fiber internal pressure membrane flux test device.

[0003] Reference publication number CN203437042U is a hollow fiber internal pressure membrane flux test device, which includes: a pressure source for accommodating pressurized air; a pressure regulating valve arranged at the outlet of the pressure source; a precision container with a scale on the surface and a solution outlet at the lower end of the precision container; a first bracket on which the precision container is arranged; a pipeline, one end of which is connected to the pressure source and the other end is connected to the precision container; a pressure gauge arranged on the pipeline to measure the pressure in the pipeline; and a second bracket, which is spaced apart from the first bracket. The hollow fiber internal pressure membrane flux test device has a simple structure and is convenient and quick to use. According to the above, although the test device can be well applied, it is usually still necessary for personnel to observe the liquid level difference of deionized water in the water receiving container. In addition, it is not convenient to automatically clamp and fix one end of the hollow fiber internal pressure membrane, and it is still necessary for personnel to perform relevant operations, which increases the labor intensity of personnel and often troubles users. Utility Model Content

[0004] The purpose of the utility model is to provide a hollow fiber internal pressure membrane flux testing device to solve the problem that although the testing device proposed in the above background technology can be well applied, it is usually still necessary for personnel to observe the liquid level difference of deionized water in the water outlet receiving container. In addition, it is not convenient to automatically clamp and fix one end of the hollow fiber internal pressure membrane, and it is still necessary for personnel to perform relevant operations, which increases the labor intensity of the personnel.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a hollow fiber internal pressure membrane flux testing device, comprising a machine, a liquid receiving box is provided at the central position of the top of the machine, an arc-shaped heating frame is provided above the liquid receiving box, and supporting frames are provided on both sides of the bottom end of the arc-shaped heating frame, and a top seat is provided above the arc-shaped heating frame, and side support frames are provided on both sides of the bottom end of the top seat, and the bottom end of the side support frame is fixedly connected to the top of the machine, a side seat body is provided at the bottom end of the top seat on one side of the arc-shaped heating frame, and a precision measuring instrument is provided at the bottom end of the top seat on the other side of the arc-shaped heating frame, a hollow fiber internal pressure membrane body is provided inside the arc-shaped heating frame, both ends of the hollow fiber internal pressure membrane body extend to the outside of the arc-shaped heating frame, one end of the hollow fiber internal pressure membrane body is connected to the bottom of the precision measuring instrument, and an electric control screen is installed on one side of the surface of the top seat.

[0006] Preferably, a liquid injection port is provided on the outer wall of one side of the precision measuring instrument, and an injection pressure tank is provided on the outer wall of one side of the top seat through a bracket, and the injection pressure tank is provided to inject pressure into the interior of the hollow fiber internal pressure membrane body.

[0007] Preferably, an injection pressure pipe is installed at the bottom end of the injection pressure tank, and the end of the injection pressure pipe away from the injection pressure tank is connected to the outer wall of the precision measuring instrument. A pressure regulating valve is installed on the outer wall of the injection pressure pipe close to the injection pressure tank, and the injection pressure value of the injection pressure tank can be adjusted by setting the pressure regulating valve.

[0008] Preferably, a fixed clamp is provided on the inner wall of the side seat below the hollow fiber internal pressure membrane body, and an H-shaped seat is provided on the inner wall of the side seat above the hollow fiber internal pressure membrane body, so that the lifting drive component can be placed.

[0009] Preferably, a lifting drive component is installed at the center position of the top of the H-shaped seat body, the bottom end of the lifting drive component passes through the H-shaped seat body and is provided with a pressure plate, both sides of the inside of the H-shaped seat body are movably connected with guide rods, the bottom end of the guide rod is connected to the top of the pressure plate, and the lifting drive component is set to drive the pressure plate to perform lifting processing.

[0010] Preferably, heating blocks with equal spacing are provided at the bottom of the arc-shaped heating frame, and a temperature meter is provided on the inner wall of one side of the arc-shaped heating frame. The heating blocks are arranged so as to heat and increase the temperature inside the arc-shaped heating frame.

[0011] Preferably, a mounting seat is installed on the inner wall of one side of the liquid receiving box, a liquid level gauge is provided on the outer wall of the mounting seat, and positioning pins are installed on the outer walls of the mounting seats on both sides of the liquid level gauge, one end of the positioning pin passes through the mounting seat and is connected to the inner wall of the liquid receiving box. The liquid level gauge is provided to monitor the liquid level of the deionized water inside the liquid receiving box.

[0012] Compared with the prior art, the utility model has the following beneficial effects: the hollow fiber internal pressure membrane flux testing device not only improves the convenience of using the testing device, but also reduces the labor intensity of personnel, and improves the testing accuracy of the hollow fiber internal pressure membrane body when the testing device is used;

[0013] (1) The mounting base is mounted on the inner wall of the liquid receiving box by means of positioning pins, and the liquid level meter can be installed in the liquid receiving box. The liquid level of the deionized water inside the liquid receiving box is observed by the liquid receiving box and displayed by the electronic control screen, so that the staff can quickly determine the liquid level difference of the deionized water inside the liquid receiving box to calculate the standard pure water flux of the hollow fiber internal pressure membrane body, thereby improving the convenience of using the test device;

[0014] (2) The pressing plate is driven downward by the lifting drive member, so that the pressing plate drives the guide rod located inside the H-shaped seat body to slide downward, so that the pressing plate moves downward stably and seals one end of the hollow fiber inner membrane body to the top of the fixed clamping plate, thereby reducing the labor intensity of the personnel compared to the traditional manual sealing control method;

[0015] (3) The interior of the hollow fiber inner pressure membrane body is heated by a heating block, and the temperature inside the arc-shaped heating frame is monitored by a temperature meter to adjust the power of the heating block, so that the hollow fiber inner pressure membrane body can be subjected to pure water flux testing in environments with different temperatures, thereby improving the testing accuracy of the hollow fiber inner pressure membrane body when the testing device is used. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0017] Figure 2 This is a schematic diagram of the cross-sectional structure of the arc-shaped heating frame of the utility model;

[0018] Figure 3 This is a schematic diagram of the side structure of the H-shaped seat body of the utility model;

[0019] Figure 4 It is a schematic diagram of the enlarged structure of the side view of the component placement seat of the utility model.

[0020] In the figure: 1. machine table; 2. top seat; 3. side support frame; 4. electric control panel; 5. side seat body; 6. fixed clamping plate; 7. H-type seat body; 8. precision measuring instrument; 9. liquid filling port; 10. injection and pressure tank; 11. injection and pressure pipeline; 12. pressure regulating valve; 13. hollow fiber internal pressure membrane body; 14. arc heating frame; 15. supporting frame; 16. liquid receiving box; 17. mounting seat; 18. heating block; 19. temperature meter; 20. lifting drive member; 21. pressing plate; 22. guide rod; 23. liquid level meter; 24. positioning pin. 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. 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] See also Figure 1-4 The utility model provides an embodiment: a hollow fiber internal pressure membrane flux test device, including a machine 1, a liquid receiving box 16 is provided at the center of the top of the machine 1, a mounting seat 17 is installed on the inner wall of one side of the liquid receiving box 16, a liquid level meter 23 is provided on the outer wall of the mounting seat 17, and positioning pins 24 are installed on the outer walls of the mounting seat 17 on both sides of the liquid level meter 23, and one end of the positioning pin 24 passes through the mounting seat 17 and is connected to the inner wall of the liquid receiving box 16;

[0023] When in use, the level meter 23 is provided to monitor the level of the deionized water in the docking tank 16;

[0024] An arc-shaped heating frame 14 is disposed above the liquid receiving box 16, and heating blocks 18 are disposed at equal intervals at the bottom of the arc-shaped heating frame 14, and a temperature meter 19 is disposed on the inner wall of one side of the arc-shaped heating frame 14;

[0025] When in use, the heating block 18 is arranged to heat the interior of the arc-shaped heating frame 14;

[0026] A support frame 15 is provided on both sides of the bottom end of the arc-shaped heating frame 14, and one end of the support frame 15 away from the arc-shaped heating frame 14 is fixedly connected to the outer wall of the liquid receiving box 16. A top seat 2 is provided above the arc-shaped heating frame 14, and side support frames 3 are provided on both sides of the bottom end of the top seat 2. The bottom end of the side support frame 3 is fixedly connected to the top end of the machine table 1. A side seat body 5 is provided at the bottom end of the top seat 2 on one side of the arc-shaped heating frame 14, and a precision measuring instrument 8 is provided at the bottom end of the top seat 2 on the other side of the arc-shaped heating frame 14. A liquid injection port 9 is provided on the outer wall of one side of the precision measuring instrument 8, and an injection pressure tank 10 is provided on the outer wall of one side of the top seat 2 through a bracket;

[0027] When in use, the injection tank 10 is provided so as to inject pressure into the interior of the hollow fiber internal pressure membrane body 13;

[0028] An injection pressure pipe 11 is installed at the bottom end of the injection pressure tank 10, and one end of the injection pressure pipe 11 away from the injection pressure tank 10 is connected to the outer wall of the precision measuring device 8, and a pressure regulating valve 12 is installed on the outer wall of the injection pressure pipe 11 close to the injection pressure tank 10;

[0029] When in use, the pressure regulating valve 12 is set to adjust the injection pressure value of the injection tank 10;

[0030] A hollow fiber inner pressure membrane body 13 is provided inside the arc-shaped heating frame 14, both ends of the hollow fiber inner pressure membrane body 13 extend to the outside of the arc-shaped heating frame 14, one end of the hollow fiber inner pressure membrane body 13 is connected to the bottom of the precision measuring instrument 8, a fixed clamping plate 6 is provided on the inner wall of the side seat body 5 below the hollow fiber inner pressure membrane body 13, and an H-shaped seat body 7 is provided on the inner wall of the side seat body 5 above the hollow fiber inner pressure membrane body 13;

[0031] When in use, the H-shaped seat body 7 is provided to place the lifting drive member 20;

[0032] A lifting drive member 20 is installed at the center of the top of the H-shaped seat body 7. The bottom end of the lifting drive member 20 penetrates the H-shaped seat body 7 and is provided with a pressing plate 21. Both sides of the interior of the H-shaped seat body 7 are movably connected with guide rods 22. The bottom end of the guide rod 22 is connected to the top of the pressing plate 21.

[0033] When in use, the lifting driving member 20 is arranged to drive the pressing plate 21 to perform lifting processing;

[0034] An electric control panel 4 is installed on one side of the surface of the top seat 2.

[0035] When the embodiment of the present application is in use, first, the right end of the hollow fiber inner pressure membrane body 13 is connected to the bottom end of the precision measuring instrument 8, and deionized water is injected into the precision measuring instrument 8 through the liquid injection port 9, and the deionized water is precisely injected into the hollow fiber inner pressure membrane body 13 through the bottom of the precision measuring instrument 8. At this time, the lifting drive 20 drives the pressing plate 21 to move downward, so that the pressing plate 21 drives the guide rod 22 located inside the H-shaped seat body 7 to slide downward, so that the pressing plate 21 moves downward stably and seals and presses one end of the hollow fiber inner pressure membrane body 13 to the top of the fixed clamping plate 6, and then the pressure is injected into the hollow fiber inner pressure membrane body 13 through the injection pressure tank 10 through the injection pressure pipe 11, and the injection pressure value of the injection pressure tank 10 is adjusted by the pressure regulating valve 12. At this time, the deionized water inside the hollow fiber inner pressure membrane body 13 will fall into the receiving portion through the through hole at the bottom of the arc-shaped heating frame 14. In the liquid tank 16, the change of the deionized water level inside the liquid receiving box 16 can be observed within the set time, and the standard pure water flux of the hollow fiber internal pressure membrane body 13 can be calculated to achieve the purpose of the test. After that, the mounting seat 17 is installed on the inner wall of the liquid receiving box 16 through the positioning pin 24, and the liquid level meter 23 can be installed in the liquid receiving box 16. The liquid level of the deionized water inside the liquid receiving box 16 is observed by the liquid receiving box 16, and displayed by the electronic control screen 4, so that the staff can quickly judge the liquid level difference of the deionized water inside the liquid receiving box 16. Finally, the interior of the hollow fiber internal pressure membrane body 13 is heated and heated by the heating block 18, and the temperature inside the arc heating frame 14 is monitored by the temperature meter 19 to adjust the power of the heating block 18, so as to perform pure water flux test on the hollow fiber internal pressure membrane body 13 under different temperature environments, thereby completing the use of the test device.

Claims

1. Hollow fiber internal pressure membrane flux test device, characterized by: The machine comprises a platform (1), wherein a liquid receiving box (16) is provided at the center position of the top of the platform (1), an arc-shaped heating frame (14) is provided above the liquid receiving box (16), and supporting frames (15) are provided on both sides of the bottom of the arc-shaped heating frame (14), and one end of the supporting frame (15) away from the arc-shaped heating frame (14) is fixedly connected to the outer wall of the liquid receiving box (16), and a top seat (2) is provided above the arc-shaped heating frame (14), and side support frames (3) are provided on both sides of the bottom of the top seat (2), and the bottom ends of the side support frames (3) are connected to the top of the platform (1). The arc-shaped heating frame (14) is fixedly connected, a side seat body (5) is provided at the bottom end of the top seat (2) on one side, a precision measuring instrument (8) is provided at the bottom end of the top seat (2) on the other side of the arc-shaped heating frame (14), a hollow fiber inner pressure membrane body (13) is provided inside the arc-shaped heating frame (14), both ends of the hollow fiber inner pressure membrane body (13) extend to the outside of the arc-shaped heating frame (14), one end of the hollow fiber inner pressure membrane body (13) is connected to the bottom of the precision measuring instrument (8), and an electric control panel (4) is installed on one side of the surface of the top seat (2).

2. The hollow fiber internal pressure membrane flux testing device according to claim 1, characterized in that: A liquid injection port (9) is provided on the outer wall of one side of the precision measuring instrument (8), and an injection pressure tank (10) is provided on the outer wall of one side of the top seat (2) via a bracket.

3. The hollow fiber internal pressure membrane flux testing device according to claim 2, characterized in that: An injection pressure pipe (11) is installed at the bottom end of the injection pressure tank (10), and one end of the injection pressure pipe (11) away from the injection pressure tank (10) is connected to the outer wall of the precision measuring instrument (8), and a pressure regulating valve (12) is installed on the outer wall of the injection pressure pipe (11) close to the injection pressure tank (10).

4. The hollow fiber internal pressure membrane flux testing device according to claim 1, characterized in that: A fixed clamping plate (6) is provided on the inner wall of the side seat body (5) below the hollow fiber internal pressure membrane body (13), and an H-shaped seat body (7) is provided on the inner wall of the side seat body (5) above the hollow fiber internal pressure membrane body (13).

5. The hollow fiber internal pressure membrane flux testing device according to claim 4, characterized in that: A lifting drive member (20) is installed at the center position of the top of the H-shaped seat body (7), the bottom end of the lifting drive member (20) passes through the H-shaped seat body (7) and is provided with a pressure plate (21), both sides of the interior of the H-shaped seat body (7) are movably connected with guide rods (22), and the bottom end of the guide rod (22) is connected to the top end of the pressure plate (21).

6. The hollow fiber internal pressure membrane flux testing device according to claim 1, characterized in that: The bottom of the arc-shaped heating frame (14) is provided with heating blocks (18) at equal intervals, and the inner wall of one side of the arc-shaped heating frame (14) is provided with a temperature meter (19).

7. The hollow fiber internal pressure membrane flux testing device according to claim 1, characterized in that: A mounting seat (17) is installed on the inner wall of one side of the liquid receiving box (16), a liquid level gauge (23) is provided on the outer wall of the mounting seat (17), and positioning pins (24) are installed on the outer walls of the mounting seat (17) on both sides of the liquid level gauge (23), one end of the positioning pin (24) passes through the mounting seat (17) and is connected to the inner wall of the liquid receiving box (16).

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