Sterilization system of exhaust and residue discharge structure in ampoule isolator

Abstract

According to the sterilization system of the exhaust and residue discharge structure in the ampoule isolator, the exhaust and residue discharge structure comprises an exhaust cylinder and a residue discharge sliding groove which are arranged in an isolator cavity, a movable sealing device and a circulating pipe, the exhaust cylinder penetrates out of the isolator cavity through an exhaust pipe, the end of the exhaust pipe is connected with an exhaust fan, and the exhaust fan is connected with the residue discharge sliding groove. The exhaust pipe outside the isolator cavity is communicated with the isolator cavity for circulation through a circulating pipe, a first valve is arranged on the exhaust pipe, the first valve is located between the circulating pipe and the exhaust fan, a second valve is arranged on the circulating pipe, and the deslagging sliding groove is communicated with the isolator cavity for circulation through a connecting pipe. A third valve is arranged on the connecting pipe; and the movable sealing device is used for sealing an outlet of the deslagging chute. The VHP sterilization device has the advantages that VHP can go deep into the internal spaces of the exhaust cylinder, the exhaust pipe and the deslagging chute for sterilization, the sterilization dead angles are reduced, and the sterilization effect is ensured.

Description

Technical Field

[0001] The utility model relates to the technical field of food and medicine packaging, in particular to a sterilization system with an exhaust and slag discharge structure in an ampoule isolator. Background Art

[0002] The method used by ampoule filling machines to achieve a natural melt seal on the top of the ampoule bottle mostly adopts the draw-seal method, that is, the ampoule bottle is placed on the rotating table of the machine, the bottle mouth is heated at high temperature, and after it is burned red and softened, the upper end is clamped with a drawing chuck and pulled out to achieve sealing. Among them, the high-temperature hot air is discharged from the isolator through the exhaust component, and the ampoule waste residue head is discharged from the isolator through the slag discharge component. The internal space of the isolator needs to be VHP sterilized (vaporized hydrogen peroxide sterilization) before production. In the prior art, when the isolator cavity is usually subjected to VHP sterilization, the laminar air in the isolator cavity is used to drive the VHP to perform a single sterilization of the exhaust component and the slag discharge component. This sterilization method, because the internal space of the exhaust component and the slag discharge component is narrower and more tortuous than the isolator cavity, the single sterilization VHP cannot reach every part of the internal space of the exhaust component and the slag discharge component. There may be sterilization dead corners, resulting in incomplete sterilization of the exhaust component and the slag discharge component. Utility Model Content

[0003] The technical problem to be solved by the utility model is to overcome the deficiencies of the existing technology and provide a sterilization system with an exhaust and slag discharge structure in an ampoule isolator which can penetrate into the internal space of an exhaust cylinder, an exhaust pipe and a slag discharge chute for sterilization, reduce sterilization dead corners and ensure the sterilization effect.

[0004] In order to solve the above technical problems, the present invention adopts the following technical solutions:

[0005] A sterilization system with an exhaust and slag discharge structure in an ampoule isolator, the exhaust and slag discharge structure comprising an exhaust pipe and a slag discharge chute arranged in the isolator cavity, comprising a movable sealing device and a circulation pipe, the exhaust pipe passing through the isolator cavity through the exhaust pipe, the end of the exhaust pipe is connected to the exhaust fan, the exhaust pipe outside the isolator cavity is connected to the isolator cavity through the circulation pipe, for circulating sterilization gas, the exhaust pipe is provided with a first valve, the first valve is located between the circulation pipe and the exhaust fan, the circulation pipe is provided with a second valve, the slag discharge chute is connected to the isolator cavity through a connecting pipe, for circulating sterilization gas, the connecting pipe is provided with a third valve, and the movable sealing device is used to seal the outlet of the slag discharge chute.

[0006] As a further improvement of the above technical solution:

[0007] The connecting pipe is connected to the exhaust duct.

[0008] The movable sealing device includes an inflatable sealing ring, a movable sealing door and a rotating driving member for driving the movable sealing door to rotate. The inflatable sealing ring is arranged on the outlet of the slag discharge chute, and the movable sealing door is located below the outlet of the slag discharge chute.

[0009] The outlet of the slag discharge chute is detachably connected to a mounting seat, and the inflatable sealing ring is arranged on the mounting seat.

[0010] The rotary driving member is a rotary cylinder.

[0011] The exhaust cylinder is detachably connected to the exhaust pipe.

[0012] The two ends of the connecting pipe are detachably connected to the slag discharge chute and the exhaust pipe respectively.

[0013] A sealing ring is provided between the exhaust tube and the isolator cavity.

[0014] A mobile waste slag collection trolley is provided below the slag discharge chute outlet.

[0015] The first valve and the second valve are both pneumatic butterfly valves, and the third valve is a pneumatic diaphragm valve.

[0016] Compared with the prior art, the advantages of the present invention are:

[0017] In the sterilization system of the exhaust and slag discharge structure in the ampoule isolator, VHP enters the exhaust cylinder and the slag discharge chute through the fan in the isolator cavity, the exhaust cylinder and the exhaust pipe are connected and circulated with the isolator cavity through the circulation pipe, and the slag discharge chute is connected and circulated with the isolator cavity through the connecting pipe, so that VPH enters the exhaust cylinder, the exhaust pipe and the slag discharge chute under the action of the fan in the isolator cavity, and then returns to the isolator cavity after sterilization, forming a cycle, which can realize the cyclic sterilization of the exhaust cylinder, the exhaust pipe and the slag discharge chute, increase the sterilization time and the number of sterilizations, and is conducive to the VHP to penetrate into the internal space of the exhaust cylinder, the exhaust pipe and the slag discharge chute for sterilization, reduce the sterilization dead corners, and ensure the sterilization effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 The utility model is a structural diagram of a sterilization system with an exhaust and slag discharge structure in an ampoule isolator.

[0019] Figure 2 It is a three-dimensional structural diagram of a sterilization system with an exhaust and slag discharge structure in an ampoule isolator of the utility model.

[0020] Figure 3 yes Figure 2 Schematic diagram of the enlarged structure at point A in the middle.

[0021] The numbers in the figure represent: 1. Isolator cavity; 2. Exhaust duct; 3. Slag discharge chute; 31. Mounting seat; 4. Movable sealing device; 41. Movable sealing door; 42. Rotary drive member; 5. Circulation pipe; 51. Second valve; 6. Exhaust pipe; 61. First valve; 7. Exhaust fan; 8. Connecting pipe; 81. Third valve; 9. Sealing ring; 10. Mobile waste slag collection cart. DETAILED DESCRIPTION

[0022] The present invention will be further described in detail below with reference to the accompanying drawings and specific embodiments.

[0023] In the description of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of the technical features being referred to. Thus, a feature specified as "first" or "second" may explicitly or implicitly include one or more of such features. In the description of this utility model, "plurality" means two or more, unless otherwise specifically defined.

[0025] In this utility model, unless otherwise specified or limited, the terms "assemble," "connect," "connect," "fix," etc. should be understood in a broad sense. For example, they can refer to fixed connection, detachable connection, or integration; mechanical connection or electrical connection; direct connection or indirect connection through an intermediate medium; internal communication between two components or interaction between two components. For those skilled in the art, the specific meanings of the above terms in this utility model can be understood according to specific circumstances.

[0026] Figures 1 to 3An embodiment of a sterilization system of an exhaust and slag removal structure in an ampoule isolator of the utility model is shown. The sterilization system of the exhaust and slag removal structure in the ampoule isolator of this embodiment, the exhaust and slag removal structure includes an exhaust pipe 2 and a slag removal chute 3 arranged in the isolator cavity 1, including a movable sealing device 4 and a circulation pipe 5. The exhaust pipe 2 passes through the isolator cavity 1 through the exhaust pipe 6, and the end of the exhaust pipe 6 is connected to the exhaust fan 7. The exhaust pipe 6 outside the isolator cavity 1 is connected to the isolator cavity 1 through the circulation pipe 5 for circulating sterilization gas. A first valve 61 is provided on the exhaust pipe 6, and the first valve 61 is located between the circulation pipe 5 and the exhaust fan 7. A second valve 51 is provided on the circulation pipe 5. The slag removal chute 3 is connected to the isolator cavity 1 through a connecting pipe 8 for circulating sterilization gas. A third valve 81 is provided on the connecting pipe 8. The movable sealing device 4 is used to seal the outlet of the slag removal chute 3.

[0027] The sterilization system of the exhaust and slag discharge structure in the ampoule isolator is as follows: during normal production: the first valve 61 is opened, the second valve 51 is closed, the third valve 81 is closed, the exhaust fan 7 is opened, the movable sealing device 4 is opened, the outlet of the slag discharge chute 3 is not sealed, the isolator cavity 1 is at positive pressure relative to the external environment, the outside air will not enter the isolator cavity 1 through the outlet of the slag discharge chute 3, the wire drawing chuck component throws the ampoule waste slag head into the slag discharge chute 3 for output, the exhaust fan 7 discharges the heat generated by the combustion of the fire head component through the exhaust cylinder 2 and the exhaust pipe 6, and the isolator will replenish new air in time according to the air volume lost in the isolator cavity 1 to maintain the positive pressure in the isolator cavity 1. In the sterilization state: the first valve 61 is closed, the second valve 51 is opened, the third valve 81 is opened, the exhaust fan 7 is turned off, and the movable sealing device 4 seals the bottom of the slag discharge chute 3 to prevent VHP leakage. At this time, VHP enters the exhaust pipe 2 and the slag discharge chute 3 through the fan in the isolator chamber 1, and the exhaust pipe 2 and the exhaust duct 6 are connected and circulated with the isolator chamber 1 through the circulation pipe 5, and the slag discharge chute 3 is connected and circulated with the isolator chamber 1 through the connecting pipe 8, so that VPH enters the exhaust pipe 2, the exhaust pipe 6 and the slag discharge chute 3 under the action of the fan in the isolator chamber 1, and then returns to the isolator chamber 1 after sterilization, forming a circulation, which can realize the cyclic sterilization of the exhaust pipe 2, the exhaust pipe 6 and the slag discharge chute 3, increase the sterilization time and the number of sterilizations, and is conducive to the VHP to penetrate into the internal space of the exhaust pipe 2, the exhaust pipe 6 and the slag discharge chute 3 for sterilization, reduce the sterilization dead corners, and ensure the sterilization effect.

[0028] Furthermore, in this embodiment, the connecting pipe 8 is connected to the exhaust duct 2. The connecting pipe 8 is directly connected to the exhaust duct 2, passes through the exhaust pipe 6 to exit the isolator cavity 1, and then reconnects to the isolator cavity 1 through the circulation pipe 5, thereby achieving cyclic sterilization of the exhaust duct 2, the exhaust pipe 6, and the slag discharge chute 3, and the structure is more compact.

[0029] Furthermore, in this embodiment, the movable sealing device 4 includes an inflatable sealing ring, a movable sealing door 41, and a rotary drive member 42 for driving the movable sealing door 41 to rotate. The inflatable sealing ring is provided on the outlet of the slag discharge chute 3, and the movable sealing door 41 is located below the outlet of the slag discharge chute 3. Before sterilization, the rotary drive member 42 drives the movable sealing door 41 to rotate until it fits the outlet of the slag discharge chute 3, and then inflates the inflatable sealing ring 3 to achieve sealing of the outlet of the slag discharge chute 3. During normal production, the rotary drive member 42 only needs to drive the movable sealing door 41 away from the outlet of the slag discharge chute 3 to achieve the output of the ampoule waste slag head, which has a simple structure. Preferably, in this embodiment, the rotary drive member 42 is a rotary cylinder.

[0030] Furthermore, in this embodiment, the outlet of the slag discharge chute 3 is detachably connected to a mounting seat 31, and an inflatable sealing ring is provided on the mounting seat 31, so as to facilitate the installation of the inflatable sealing ring.

[0031] Furthermore, in this embodiment, the exhaust cylinder 2 and the exhaust pipe 6 are detachably connected, so as to facilitate the disassembly and replacement of the exhaust cylinder 2 and the exhaust pipe 6.

[0032] Furthermore, in this embodiment, both ends of the connecting pipe 8 are detachably connected to the slag discharge chute 3 and the exhaust duct 2. By disassembling the connecting pipe 8, the connection between the slag discharge chute 3 and the exhaust duct 2 can be achieved, and the structure is simple.

[0033] Furthermore, in this embodiment, a sealing ring 9 is provided between the exhaust duct 2 and the isolator cavity 1 to further ensure the sealing of the isolator cavity 1 during sterilization and prevent VHP leakage.

[0034] Furthermore, in this embodiment, a mobile waste collection trolley 10 is provided below the outlet of the slag discharge chute 3. The ampoule waste heads can be collected and then transported away in a unified manner.

[0035] Furthermore, in this embodiment, the first valve 61 and the second valve 51 are both pneumatic butterfly valves with simple structure, small size and low cost, and the third valve 81 is a pneumatic diaphragm valve with high adjustment accuracy and good stability.

[0036] Although the present invention has been disclosed above with reference to preferred embodiments, this is not intended to limit the present invention. Any person skilled in the art can, without departing from the scope of the present invention, utilize the technical content disclosed above to make many possible changes and modifications to the present invention, or modify it into equivalent embodiments with equivalent variations. Therefore, any simple modifications, equivalent variations, and modifications made to the above embodiments based on the technical essence of the present invention, without departing from the content of the present invention, should fall within the scope of protection of the present invention.

Claims

1. A sterilization system with an exhaust and slag removal structure in an ampoule isolator, wherein the exhaust and slag removal structure comprises an exhaust cylinder (2) and a slag removal chute (3) arranged in an isolator cavity (1), and is characterized in that: The invention comprises a movable sealing device (4) and a circulation pipe (5), wherein the exhaust pipe (2) passes through the isolator cavity (1) through the exhaust pipe (6), the end of the exhaust pipe (6) is connected to the exhaust fan (7), the exhaust pipe (6) outside the isolator cavity (1) is connected to the isolator cavity (1) through the circulation pipe (5), and is used to circulate sterilization gas, the exhaust pipe (6) is provided with a first valve (61), the first valve (61) is located between the circulation pipe (5) and the exhaust fan (7), the circulation pipe (5) is provided with a second valve (51), the slag discharge chute (3) is connected to the isolator cavity (1) through the connecting pipe (8), and is used to circulate sterilization gas, the connecting pipe (8) is provided with a third valve (81), and the movable sealing device (4) is used to seal the outlet of the slag discharge chute (3).

2. The sterilization system of the ampoule isolator with exhaust and slag removal structure according to claim 1, characterized in that: The connecting pipe (8) is connected to the exhaust duct (2).

3. The sterilization system of the ampoule isolator with exhaust and slag removal structure according to claim 1, characterized in that: The movable sealing device (4) comprises an inflatable sealing ring, a movable sealing door (41) and a rotary driving member (42) for driving the movable sealing door (41) to rotate, wherein the inflatable sealing ring is arranged on the outlet of the slag discharge chute (3), and the movable sealing door (41) is located below the outlet of the slag discharge chute (3).

4. The sterilization system of the ampoule isolator with exhaust and slag removal structure according to claim 3, characterized in that: The outlet of the slag discharge chute (3) is detachably connected to a mounting seat (31), and the inflatable sealing ring is arranged on the mounting seat (31).

5. The sterilization system of the ampoule isolator with exhaust and slag removal structure according to claim 3, characterized in that: The rotary driving member (42) is a rotary cylinder.

6. The sterilization system of the ampoule isolator with an exhaust and slag removal structure according to any one of claims 1 to 5, characterized in that: The exhaust cylinder (2) and the exhaust pipe (6) are detachably connected.

7. The sterilization system of the ampoule isolator with an exhaust and slag removal structure according to any one of claims 1 to 5, characterized in that: The two ends of the connecting pipe (8) are detachably connected to the slag discharge chute (3) and the exhaust pipe (2) respectively.

8. The sterilization system of the ampoule isolator with an exhaust and slag removal structure according to any one of claims 1 to 5, characterized in that: A sealing ring (9) is provided between the exhaust tube (2) and the isolator cavity (1).

9. The sterilization system of the ampoule isolator with an exhaust and slag removal structure according to any one of claims 1 to 5, characterized in that: A mobile waste slag collection trolley (10) is provided below the outlet of the slag discharge chute (3).

10. The sterilization system of the ampoule isolator with an exhaust and slag removal structure according to any one of claims 1 to 5, characterized in that: The first valve (61) and the second valve (51) are both pneumatic butterfly valves, and the third valve (81) is a pneumatic diaphragm valve.

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