Injection packing material sealing performance detection device

Abstract

The utility model belongs to the technical field of injection packing material detection, and particularly relates to an injection packing material sealing performance detection device which comprises a detection device base, the top of the detection device base is fixedly connected with a rotating shaft, the top of the rotating shaft is rotatably connected with a rotating bottom table, and the top of the rotating bottom table is provided with a sealing assembly. An injection packing material fixing assembly is arranged in the sealing assembly, an air exhaust assembly is arranged at the top of the sealing assembly, the air exhaust assembly comprises a vacuum pump, a first air exhaust pipe, a second air exhaust pipe, a sealing performance detection cylinder and an air pressure detector, and the top of the vacuum pump communicates with the first air exhaust pipe; the end part of the first exhaust pipe is communicated with a second exhaust pipe, and the other end of the second exhaust pipe is communicated with a sealing performance detection cylinder. According to the utility model, sealing performance detection can be carried out on a plurality of injection packing materials at the same time, and which injection packing material has an air leakage phenomenon can be determined conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of injection liquid packaging material detection, in particular to a device for detecting the sealing performance of injection liquid packaging materials. Background Art

[0002] Injections refer to sterile solutions (including emulsions and suspensions) made of drugs for injection into the body, as well as sterile powders or concentrated solutions for preparation into solutions or suspensions before clinical use. Injections act rapidly and reliably, are not affected by pH, enzymes, food, etc., have no first-pass effect, can exert systemic or localized effects, and are suitable for patients who are not suitable for oral medications and cannot take oral medications.

[0003] In Chinese Patent 202221768587.7, the utility model relates to the technical field of sealing detection devices, and discloses a sealing detection device for atropine sulfate injection, including a device base, a test cabin is arranged on the top of the device base, a limiting mechanism is arranged on the inner bottom of the test cabin, a mounting frame mechanism is detachably arranged on the inner side of the test cabin through the limiting mechanism, a plurality of independent test tubes are arranged on the mounting frame mechanism, in the process of placing a glass bottle into the inner side of the test tube, the mounting frame mechanism can be removed from the inner side of the test cabin, and after loading is completed, the mounting frame mechanism is installed to the inner side of the test cabin, by arranging a plurality of transparent test tubes, in the process of loading the glass bottles, a plurality of glass bottles can be placed on the inner sides of several test tubes respectively, and in the process of testing, the test tubes separate the plurality of glass bottles to avoid the problem of glass bottles loaded with atropine sulfate colliding with each other and being damaged during the testing process.

[0004] The existing injection liquid packaging material sealing detection device has a problem that when testing multiple injection liquid sealing packaging materials, although each sealing packaging material is fixed and placed separately, they are placed in the same test chamber for testing. When using the vacuum negative pressure method to test them, when the air pressure detector detects that the air pressure in the test chamber is abnormal, it can only be concluded that there is a leak in this batch of injection liquid packaging materials, but it cannot be determined which specific injection liquid sealing packaging material has the leak problem.

[0005] Therefore, in order to solve the above problems, a device for detecting the sealing property of injection packaging material is proposed. Utility Model Content

[0006] In order to make up for the deficiencies of the prior art, the problem that the existing injection liquid packaging material sealing detection device, when testing multiple injection liquid sealed packaging materials, although each sealed packaging material is fixed and placed separately, is placed in the same test chamber for testing. When the vacuum negative pressure method is used to test them, when the air pressure detector detects that the air pressure in the test chamber is abnormal, it can only be concluded that there is a leak in this batch of injection liquid packaging materials, but it is impossible to determine which specific injection liquid sealed packaging material has the leak problem.

[0007] The technical solution adopted by the utility model to solve its technical problems is: the utility model describes an injection liquid packaging material sealing detection device, including a detection device base, the top of the detection device base is fixedly connected with a rotating shaft, and the top of the rotating shaft is rotatably connected with a rotating base, a sealing component is installed on the top of the rotating base, and an injection liquid packaging material fixing component is arranged inside the sealing component, and an exhaust component is arranged on the top of the sealing component, the exhaust component includes a vacuum pump, a first exhaust pipe, a second exhaust pipe, a sealing detection tube, and an air pressure detector, the top of the vacuum pump is connected to the first exhaust pipe, and the end of the first exhaust pipe is connected to the second exhaust pipe, the other end of the second exhaust pipe is connected to the sealing detection tube, and the side of the sealing detection tube is installed with an air pressure detector.

[0008] Preferably, the inner cavity of the sealing detection cylinder is connected to the vacuum pump through the second suction pipe and the first suction pipe, and the sealing detection cylinder is arranged at equal angles with respect to the top of the rotating base.

[0009] Preferably, the injection liquid packaging material fixing assembly includes a supporting leg, a fastening spring, a clamping arc block, a trumpet-shaped opening, a limiting slide, a limiting slide column, and a side slider. The top of the supporting leg is fixedly connected with the fastening spring, and the end of the fastening spring is fixedly connected with the clamping arc block, and the top of the clamping arc block is integrally connected with the trumpet-shaped opening. A limiting slide is arranged inside the fastening spring, and the inside of the limiting slide is slidably connected with the limiting slide column, and the side of the limiting slide column is integrally connected with the side slider.

[0010] Preferably, the limiting slide column forms a sliding structure with the limiting slide cylinder through the side slider, and the horizontal center axis of the limiting slide cylinder is arranged to coincide with the horizontal center axis of the fastening spring, and the clamping arc block forms an elastic structure with the supporting leg through the fastening spring.

[0011] Preferably, the sealing assembly includes a sealing gasket, a sealing ring, a square block, a circular hole, and a fastening screw. The sealing gasket is tightly fitted with the sealing ring, and a square block is arranged on the side of the sealing ring. The square block is provided with a circular hole inside, and a fastening screw passes through the inside of the circular hole.

[0012] Preferably, the sealing gasket and the sealing ring are both made of silicone material, and the sealing gasket is integrated with the rotating base, and the sealing ring is integrated with the sealing detection tube. The fastening screw and the rotating base are threadedly connected, and two fastening screws are symmetrically arranged about the vertical center axis of the sealing detection tube.

[0013] Preferably, the rotating base forms a rotating structure with the detection device base through a rotating shaft, and the vertical center axis of the rotating base and the vertical center axis of the rotating shaft are arranged to coincide with each other.

[0014] The utility model is beneficial in that:

[0015] 1. The utility model is provided with an air extraction component, which uses a vacuum pump to extract the air inside multiple sealing detection cylinders at the same time, so as to facilitate the use of a negative pressure detection method to detect the sealing of the injection liquid packaging materials inside, and to facilitate the detection of multiple injection liquid packaging materials at the same time, saving time and steps, and each sealing detection cylinder is sealed separately, and is provided with an air pressure detector, so as to facilitate the determination of which injection liquid packaging material is leaking;

[0016] 2. The utility model is provided with an injection liquid packaging material fixing assembly, which uses the elastic force of the fastening spring and the clamping arc block to clamp and fix the injection liquid packaging material, so as to prevent certain glass injection liquid packaging materials from being tilted or collided inside the sealing detection tube during the detection process, and is provided with a trumpet-shaped opening, so that the injection liquid packaging material can be easily aligned and inserted between the two clamping arc blocks. The structure is simple and the operation is convenient, and a limiting slide cylinder and a limiting slide column are provided, so as to limit the fastening spring, so as to ensure that the fastening spring can only move in the direction of the elastic force and cannot shake or deflect;

[0017] 3. The utility model is provided with an exhaust assembly, and the sealing gasket and the sealing ring cooperate with each other to facilitate sealing the interior of the vacuum pump, and is provided with a fastening screw. By turning the fastening screw, the sealing detection tube can be pressed down to make the sealing gasket and the sealing ring tightly attached together, thereby enhancing the sealing effect and preventing external air from entering the sealing detection tube during the detection process and affecting the detection effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a three-dimensional structural schematic diagram of the utility model in an overall opened state;

[0020] Figure 2 It is a schematic diagram of the three-dimensional structure of the utility model in an overall closed state;

[0021] Figure 3 It is a three-dimensional structural schematic diagram of the air extraction component of the utility model;

[0022] Figure 4It is a three-dimensional structural schematic diagram of the fixing component part of the injection packaging material of the utility model;

[0023] Figure 5 It is a three-dimensional structural schematic diagram of a partial cross section of the fastening spring of the utility model;

[0024] Figure 6 It is a three-dimensional structural schematic diagram of the sealing component part of the utility model.

[0025] In the figure: 1. detection device base; 2. rotating shaft; 3. rotating base; 4. sealing assembly; 5. injection liquid packaging material fixing assembly; 6. vacuum assembly; 401. sealing gasket; 402. sealing ring; 403. square block; 404. circular hole; 405. fastening screw; 501. supporting leg; 502. fastening spring; 503. clamping arc block; 504. trumpet-shaped opening; 505. limiting slide cylinder; 506. limiting slide column; 507. side slide block; 601. vacuum pump; 602. first vacuum pipe; 603. second vacuum pipe; 604. sealing detection cylinder; 605. air pressure detection gauge. DETAILED DESCRIPTION

[0026] 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.

[0027] Embodiment 1

[0028] See also Figure 1 and Figure 2 As shown, a device for detecting the sealing property of injection liquid packaging materials comprises a detection device base 1, the top of the detection device base 1 is fixedly connected with a rotating shaft 2, and the top of the rotating shaft 2 is rotatably connected with a rotating base 3, a sealing component 4 is installed on the top of the rotating base 3, and an injection liquid packaging material fixing component 5 is arranged inside the sealing component 4, and an exhaust component 6 is arranged on the top of the sealing component 4.

[0029] See also Figure 3As shown, a device for testing the sealing properties of injection packaging materials is provided, wherein the vacuum component 6 is used to perform sealing properties testing on multiple injection packaging materials at the same time through vacuum negative pressure, the inner cavity of the sealing property testing cylinder 604 is connected to the vacuum pump 601 through the second vacuum pipe 603 and the first vacuum pipe 602, and the sealing property testing cylinder 604 is arranged at equal angles with respect to the top of the rotating base 3, and a vacuum pump 601 is used to extract the air inside multiple sealing property testing cylinders 604 at the same time, so as to facilitate the sealing properties testing of the injection packaging materials therein by using the negative pressure testing method, and to facilitate the testing of multiple injection packaging materials at the same time, thus saving time and steps, and each sealing property testing cylinder 604 is sealed separately and is provided with an air pressure detector 605, so as to facilitate the determination of which injection packaging material is leaking.

[0030] See also Figure 4 and Figure 5 As shown, a device for detecting the sealing property of injection liquid packaging material is provided, wherein the injection liquid packaging material fixing component 5 is used to clamp and fix the injection liquid packaging material, the limiting slide column 506 forms a sliding structure with the limiting slide cylinder 505 through the side slider 507, and the horizontal center axis of the limiting slide cylinder 505 is arranged to coincide with the horizontal center axis of the fastening spring 502, and the clamping arc block 503 forms an elastic structure with the fastening spring 502 and the supporting leg 501, and the injection liquid packaging material is clamped and fixed by the elastic force of the fastening spring 502 and the clamping arc block 503. The sealing detection tube 604 is provided with a trumpet-shaped opening 504, so that the injection liquid packaging material can be easily aligned and inserted between the two clamping arc blocks 503. The structure is simple and the operation is convenient. A limiting slide cylinder 505 and a limiting slide column 506 are provided to limit the fastening spring 502 and ensure that the fastening spring 502 can only move in the direction of the elastic force and cannot shake or deflect.

[0031] See also Figure 6As shown, a device for detecting the sealing property of injection packaging material is provided, wherein the sealing component 4 is used to seal the inner cavity of the sealing property detection tube 604, the sealing ring 402 is tightly fitted inside the sealing gasket 401, and a square block 403 is arranged on the side of the sealing ring 402, a circular hole 404 is opened inside the square block 403, and a fastening screw 405 penetrates inside the circular hole 404, the sealing gasket 401 and the sealing ring 402 are both made of silicone material, and the sealing gasket 401 and the rotating base 3 are integrated, and the sealing ring 402 and the sealing property detection tube 604 are integrated. The fastening screw 405 is threadedly connected to the rotating base 3, and two fastening screws 405 are symmetrically arranged about the vertical center axis of the sealing detection tube 604. The sealing gasket 401 and the sealing ring 402 cooperate with each other to facilitate sealing the interior of the vacuum pump 601. The fastening screw 405 is provided, and the sealing detection tube 604 can be pressed down by twisting the fastening screw 405, so that the sealing gasket 401 and the sealing ring 402 are tightly attached together, which is convenient for enhancing the sealing effect and preventing external air from entering the sealing detection tube 604 during the detection process to affect the detection effect.

[0032] See also Figure 2 As shown, a device for detecting the sealing property of injection packaging materials is provided, wherein a rotating base 3 forms a rotating structure with a base 1 of the detection device through a rotating shaft 2, and a vertical center axis of the rotating base 3 and a vertical center axis of the rotating shaft 2 are arranged to coincide with each other. By rotating the rotating base 3, it is convenient to observe the data on each air pressure detector 605.

[0033] Working principle: First, align the injection liquid packaging material that needs to be tested for sealing with the opening of the two trumpet-shaped openings 504, and press it downward between the two clamping arc blocks 503. Under the elastic force of the fastening spring 502, force is applied to the middle position against the two clamping arc blocks 503 to clamp and fix the injection liquid packaging material. After the injection liquid packaging material is clamped and fixed, cover the outside of the injection liquid packaging material with the sealing ring 402 at the bottom end of the sealing ring 604 so that it is stuck into the groove inside the sealing gasket 401. Then, pass the fastening screw 405 through the circular hole 404, and insert the bottom end into the corresponding screw hole on the base 1 of the detection device. At the same time, turn the fastening screw 405. The fastening screw 405 moves downward with the sealing ring 604 through the square block 403, so that the sealing ring 402 and the sealing gasket 401 are tightly pressed together for sealing.

[0034] When all the injection liquid packaging materials that need to be tested are clamped and fixed, and covered with the sealing detection tube 604, the vacuum pump 601 is started. The vacuum pump 601 slowly extracts the air inside each sealing detection tube 604 through the first suction pipe 602 and the second suction pipe 603. At the same time, the rotating base 3 can be rotated to observe the readings on each air pressure detector 605. If the air pressure inside each sealing detection tube 604 detected by the air pressure detector 605 is decreasing regularly, it can be proved that the sealing of each injection liquid packaging material is intact. If the degree displayed by a certain air pressure detector 605 is abnormal, it proves that the injection liquid packaging material inside the sealing detection tube 604 corresponding to this air pressure detector 605 has leakage.

[0035] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A device for detecting the sealing property of injection packaging material, characterized in that: The invention comprises a detection device base (1), the top of the detection device base (1) is fixedly connected to a rotating shaft (2), the top of the rotating shaft (2) is rotatably connected to a rotating base (3), a sealing component (4) is installed on the top of the rotating base (3), an injection liquid packaging material fixing component (5) is arranged inside the sealing component (4), and an air extraction component (6) is arranged on the top of the sealing component (4); The vacuum assembly (6) comprises a vacuum pump (601), a first vacuum pipe (602), a second vacuum pipe (603), a sealing detection tube (604), and an air pressure detector (605). The top of the vacuum pump (601) is connected to the first vacuum pipe (602), and the end of the first vacuum pipe (602) is connected to the second vacuum pipe (603). The other end of the second vacuum pipe (603) is connected to the sealing detection tube (604), and the air pressure detector (605) is installed on the side of the sealing detection tube (604).

2. The device for detecting the sealing property of injection packaging material according to claim 1, characterized in that: The inner cavity of the sealing detection cylinder (604) is connected to the vacuum pump (601) through the second suction pipe (603) and the first suction pipe (602), and the sealing detection cylinder (604) is arranged at an equal angle with respect to the top of the rotating base (3).

3. The device for detecting the sealing property of injection packaging material according to claim 1, characterized in that: The injection liquid packaging material fixing component (5) includes a supporting leg (501), a fastening spring (502), a clamping arc block (503), a trumpet-shaped opening (504), a limiting slide (505), a limiting slide column (506), and a side slider (507). The top of the supporting leg (501) is fixedly connected with the fastening spring (502), and the end of the fastening spring (502) is fixedly connected with the clamping arc block (503), and the top of the clamping arc block (503) is integrally connected with the trumpet-shaped opening (504). The interior of the fastening spring (502) is provided with a limiting slide (505), and the interior of the limiting slide (505) is slidably connected with the limiting slide column (506), and the side of the limiting slide column (506) is integrally connected with the side slider (507).

4. The device for detecting the sealing property of injection packaging material according to claim 3, characterized in that: The limiting slide column (506) forms a sliding structure with the limiting slide cylinder (505) through the side slider (507), and the horizontal center axis of the limiting slide cylinder (505) and the horizontal center axis of the fastening spring (502) are arranged to coincide with each other. The clamping arc block (503) forms an elastic structure with the supporting leg (501) through the fastening spring (502).

5. The device for detecting the sealing property of injection packaging material according to claim 1, characterized in that: The sealing assembly (4) comprises a sealing gasket (401), a sealing ring (402), a square block (403), a circular hole (404), and a fastening screw (405); the sealing gasket (401) is tightly fitted with the sealing ring (402), and the square block (403) is arranged on the side of the sealing ring (402); the square block (403) is provided with a circular hole (404) inside, and the fastening screw (405) passes through the inside of the circular hole (404).

6. The device for detecting the sealing property of injection packaging material according to claim 5, characterized in that: The sealing pad (401) and the sealing ring (402) are both made of silicone material, and the sealing pad (401) and the rotating base (3) are integrated, and the sealing ring (402) and the sealing detection tube (604) are integrated, the fastening screw (405) and the rotating base (3) are threadedly connected, and two fastening screws (405) are symmetrically arranged about the vertical center axis of the sealing detection tube (604).

7. The device for detecting the sealing property of injection packaging material according to claim 1, characterized in that: The rotating base (3) forms a rotating structure with the detection device base (1) through the rotating shaft (2), and the vertical center axis of the rotating base (3) and the vertical center axis of the rotating shaft (2) are arranged to coincide with each other.

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