A barrier testing device

Abstract

The utility model relates to the field of barrier property detection technology, specifically a barrier property detection device including a drug adding chamber, the left side of the drug adding chamber is connected to a sample inlet, the right side of the drug adding chamber is connected to a first sampling port, the top of the drug adding chamber is provided with a dispensing chamber, the right side of the dispensing chamber is connected to a second sampling port, and the outer surface of the drug adding chamber is provided with a sealing component. The barrier property detection device cuts the inspection object into circles of corresponding sizes and places them in the middle of the dispensing chamber and the drug adding chamber, and processes them after sealing with the sealing component. When sealing is required, two movable rods are slid to the separated side, and the dispensing chamber is pressed downward to insert two limiting rods into two connecting plates respectively, and the two movable rods are slid in opposite directions to insert the two connecting plates into the cavity, and four fixed rods are inserted into the two movable rods for limiting, and the sealing block is pressed on the connecting plate by rotating the threaded rod, so as to seal, and stable support can also be provided by two support rods.

Description

Technical Field

[0001] The utility model relates to the technical field of barrier property detection, in particular to a barrier property detection device. Background Art

[0002] Barrier property testing is applicable to the testing of plastic films, metal foils, rubber, paper, glass, metal and other materials, as well as various materials in the fields of medical care, food utensils, textiles and leather.

[0003] China Patent Network CN208060340U discloses a new indoor rapid detection device for the barrier properties of plastic films. The patent can avoid damage to the film by the nested structure through parallel stacking devices, increase the air tightness of the device, use brown glass as the material to reduce the loss of drugs caused by photolysis and device adsorption, and use portable photoionization detection. The detection is convenient and the data has high accuracy and precision, and the membrane permeability coefficient is more accurately determined. However, the patent only seals with a clip during the inspection, which is prone to incomplete sealing, resulting in inaccurate inspection data, which requires re-inspection, so a barrier property detection device is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides a barrier property testing device having the advantages of good sealing effect, etc., which solves the problem that the existing barrier property testing equipment is prone to incomplete sealing during inspection, resulting in inaccurate inspection data and the need for re-inspection.

[0005] In order to achieve the above-mentioned purpose of good sealing effect, the present application provides the following technical solutions: a barrier property testing device, comprising a drug adding chamber, a sealing ring is arranged on the top of the drug adding chamber, a sample inlet is connected to the left side of the drug adding chamber, a first sampling port is connected to the right side of the drug adding chamber, a dispersing chamber is arranged on the top of the drug adding chamber, a second sampling port is connected to the right side of the dispersing chamber, and a sealing component is arranged on the outer surface of the drug adding chamber;

[0006] The sealing assembly includes a fixed plate, the top of which is fixedly connected with four limit blocks, the interiors of the four limit blocks are slidably connected to limit rods, the bottom of the fixed plate is fixedly connected with two support rods, the top of the fixed plate is slidably connected with two movable rods, the interiors of the two movable rods are each provided with a cavity, the interiors of the two cavities are each threadedly connected with a threaded rod, the bottoms of the two threaded rods are both fixedly connected with sealing blocks, the bottoms of the two sealing blocks are both fitted with connecting plates, and the interiors of the two connecting plates are movably connected to the limit rods.

[0007] The present application achieves sealing by sliding two movable rods toward each other, pressing the dispensing chamber downward, inserting the two limit rods into the two connecting plates respectively, sliding the two movable rods in relative directions to insert the two connecting plates into the cavity, and pressing the connecting plates with the sealing block by rotation, thereby achieving stable support. The two support rods can also be used for stable support.

[0008] Furthermore, two slide grooves are arranged on the top of the fixed plate, the two slide grooves are slidably connected to the two movable rods respectively, and the movable rods are slidably connected to the fixed rods.

[0009] The beneficial effect of adopting the above further solution is that the two movable rods can slide left and right on the fixed plate through the sliding groove.

[0010] Furthermore, the injection port, the first sampling port and the second sampling port are all provided with valves.

[0011] The beneficial effect of adopting the above further solution is that the injection port, the first sampling port and the second sampling port can be controlled by the valve.

[0012] Furthermore, the opposite sides of the two connecting plates are symmetrically connected to the left and right sides of the dispensing chamber.

[0013] The beneficial effect of adopting the above further solution is that the distribution chamber can be fixed at the same time by fixing the two connecting plates.

[0014] Furthermore, the bottoms of the two limit rods are fixedly connected to the fixing plate.

[0015] The beneficial effect of adopting the above further solution is that it can prevent the dispensing chamber from being misaligned when it is sealed downward.

[0016] Furthermore, the two connection plates are provided with limiting holes inside, and the two limiting holes are respectively matched with the two limiting rods.

[0017] The beneficial effect of adopting the above further solution is that when the two connecting plates are pressed downward, they can be limited by the limiting rod.

[0018] Furthermore, the bottoms of the two support rods are flush with the bottom of the dosing chamber.

[0019] The beneficial effect of adopting the above further solution is that the two support rods can support the whole body to prevent falling after collision.

[0020] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0021] The barrier property testing equipment cuts the inspected items into circles of corresponding sizes and places them between the dispensing chamber and the dosing chamber, and processes them after sealing through the sealing assembly. When sealing is required, the two movable rods are slid to the separated sides, and the dispensing chamber is pressed downward to insert the two limiting rods into the two connecting plates respectively, and the two movable rods are slid in relative directions to insert the two connecting plates into the cavity, and the four fixed rods are inserted into the two movable rods for limiting, and the threaded rod is rotated to press the connecting plate by the sealing block, so as to seal, and stable support can also be provided through the two support rods. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 This is a diagram showing the dosing chamber and the dispensing chamber of the utility model structure separately;

[0024] Figure 3 This is a side view of the movable rod of the utility model structure

[0025] Figure 4 It is a top view of the structural fixing plate of the utility model.

[0026] In the figure: 1. Dosing chamber; 2. Sampling port; 3. First sampling port; 4. Emission chamber; 5. Second sampling port; 6. Sealing assembly; 7. Fixed plate; 8. Support rod; 9. Movable rod; 10. Cavity; 11. Threaded rod; 12. Sealing block; 13. Connecting plate; 14. Limit rod; 15. Limit block; 16. Fixed rod; 17. Sealing ring. DETAILED DESCRIPTION

[0027] 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.

[0028] See also Figure 1-3 One of the embodiments includes a dosing chamber 1, a sealing ring 17 is arranged on the top of the dosing chamber 1, a sampling port 2 is connected to the left side of the dosing chamber 1, a first sampling port 3 is connected to the right side of the dosing chamber 1, a dispersing chamber 4 is arranged on the top of the dosing chamber 1, a second sampling port 5 is connected to the right side of the dispersing chamber 4, the sampling port 2, the first sampling port 3 and the second sampling port 5 are all provided with valves, and a sealing component 6 is arranged on the outer surface of the dosing chamber 1.

[0029] The inspection object is cut into a circle of corresponding size and placed in the middle of the dispensing chamber 4 and the dosing chamber, and then processed after being sealed by the sealing assembly 6.

[0030] See also Figure 1-4 The sealing assembly 6 includes a fixed plate 7, and the top of the fixed plate 7 is fixedly connected with four limit blocks 15, and the four limit blocks 15 are slidably connected with fixed rods 16 inside. The fixed plate 7 is circular and fixedly connected with the dosing chamber 1 inside. The bottom of the fixed plate 7 is fixedly connected with two support rods 8, and the bottoms of the two support rods 8 are flush with the bottom of the dosing chamber 1. The top of the fixed plate 7 is slidably connected with two movable rods 9, and the front and back sides of the bottom of the movable rods 9 are provided with openings. The fixed rod 16 is slidably inserted into the openings of the two movable rods 9 for limiting. The top of the fixed plate 7 is provided with two sliding grooves, and the two sliding grooves are slidably connected to the two movable rods 9 respectively, and the insides of the two movable rods 9 are opened There is a cavity 10, and when the two movable rods 9 slide to the separated side, the dispensing chamber 4 drops and covers it, and then the two movable rods 9 slide to the opposite side, so that the separated side of the two connecting plates 13 passes through the cavity 10, and the interiors of the two cavities 10 are both threadedly connected with threaded rods 11, and the bottoms of the two threaded rods 11 are fixedly connected with sealing blocks 12, and the bottoms of the two sealing blocks 12 are both fitted with connecting plates 13, and the opposite sides of the two connecting plates 13 are symmetrically connected to the left and right sides of the dispensing chamber 4, and the interiors of the two connecting plates 13 are both movably connected with limit rods 14, and the bottoms of the two limit rods 14 are fixedly connected to the fixed plate 7, and the interiors of the two connecting plates 13 are provided with limit holes, and the two limit holes are respectively adapted to the two limit rods 14.

[0031] When sealing is required, slide the two movable rods 9 to the separated side, press the distribution chamber 4 downward, insert the two limit rods 14 into the two connecting plates 13 respectively, slide the two movable rods 9 in relative directions to insert the two connecting plates 13 into the cavity 10, limit the position by inserting the four fixed rods 16 into the two movable rods 9, rotate the threaded rod 11 to make the sealing block 12 press the connecting plate 13, so as to seal, and stable support can also be provided by the two support rods 8.

[0032] The working principle of the above embodiment is:

[0033] Cut the inspection items into circles of corresponding sizes and place them in the middle of the dispensing chamber 4 and the dosing chamber. After sealing with the sealing assembly 6, process them. When sealing is required, slide the two movable rods 9 to the separated side, press the dispensing chamber 4 downward, insert the two limit rods 14 into the two connecting plates 13 respectively, slide the two movable rods 9 in relative directions to insert the two connecting plates 13 into the cavity 10, limit the four fixed rods 16 by inserting them into the two movable rods 9, rotate the threaded rod 11 to make the sealing block 12 press the connecting plate 13, so that the bottom of the dispensing chamber 4 presses the sealing ring 17 to seal, and stable support can also be provided by the two support rods 8.

Claims

1. A barrier property testing device, comprising a dosing chamber (1), characterized in that: A sealing ring (17) is arranged on the top of the dosing chamber (1); a sample inlet (2) is connected to the left side of the dosing chamber (1); a first sampling port (3) is connected to the right side of the dosing chamber (1); a dispensing chamber (4) is arranged on the top of the dosing chamber (1); a second sampling port (5) is connected to the right side of the dispensing chamber (4); and a sealing component (6) is arranged on the outer surface of the dosing chamber (1); The sealing assembly (6) comprises a fixed plate (7), the top of the fixed plate (7) is fixedly connected to four limit blocks (15), the insides of the four limit blocks (15) are slidably connected to fixed rods (16), the bottom of the fixed plate (7) is fixedly connected to two support rods (8), the top of the fixed plate (7) is slidably connected to two movable rods (9), the insides of the two movable rods (9) are each provided with a cavity (10), the insides of the two cavities (10) are each threadedly connected to a threaded rod (11), the bottoms of the two threaded rods (11) are fixedly connected to a sealing block (12), the bottoms of the two sealing blocks (12) are each fitted with a connecting plate (13), and the insides of the two connecting plates (13) are each movably connected to a limit rod (14).

2. The barrier property testing device according to claim 1, characterized in that: Two slide grooves are provided on the top of the fixed plate (7), the two slide grooves are slidably connected to the two movable rods (9) respectively, and the movable rods (9) are slidably connected to the fixed rods (16).

3. The barrier property testing device according to claim 1, characterized in that: The sample inlet (2), the first sample taking port (3) and the second sample taking port (5) are all provided with valves.

4. The barrier property testing device according to claim 1, characterized in that: The opposite sides of the two connecting plates (13) are symmetrically connected to the left and right sides of the emission chamber (4).

5. The barrier property testing device according to claim 1, characterized in that: The bottoms of the two limiting rods (14) are fixedly connected to the fixing plate (7).

6. The barrier property testing device according to claim 1, characterized in that: Limiting holes are provided inside the two connecting plates (13), and the two limiting holes are respectively matched with the two limiting rods (14).

7. The barrier property testing device according to claim 1, characterized in that: The fixing plate (7) is circular and is fixedly connected to the dosing chamber (1) internally.

8. The barrier property testing device according to claim 1, characterized in that: The bottoms of the two support rods (8) are flush with the bottom of the dosing chamber (1).

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