Multi-lid tunnel sterilizer

Multi-layer cap sterilizers solve the equipment debugging problem when switching between different cap models by having the upper and lower cap layers work independently or in combination, thereby improving production efficiency and applicability and reducing production costs.

CN118850471BActive Publication Date: 2025-11-04JIANGSU NEWAMSTAR PACKAGING MACHINERY
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Patent Information

Application Number
CN202411030509.0
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-07-30
Publication Date
2025-11-04
Estimated Expiration
2044-07-30

AI Technical Summary

Technical Problem

Existing cap sterilization machines require equipment replacement when switching to different container models, which increases equipment debugging time, labor costs, and downtime, affecting production efficiency and costs.

Method used

Design a multi-layer cap sterilizer, comprising upper and lower cap channels that can work independently or together to meet the production needs of different cap models, and achieve multiple working modes through a spiral structure and nozzle system.

Benefits of technology

It improves the applicability and compatibility of the cap sterilizer, reduces the cost of liquid filling production, and enables quick switching between sterilization of different cap models.

✦ Generated by Eureka AI based on patent content.

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Abstract

The application discloses a multi-cover lane type cover sterilization machine, which comprises a spiral cover lane, a plurality of upper cover lane holes are formed in an upper cover lane, a plurality of communicating holes are arranged between the upper cover lane and a lower cover lane, a plurality of lower cover lane holes are arranged on the lower cover lane, a plurality of upper fluid conveying pipes and a plurality of lower fluid conveying pipes are further arranged, the upper fluid conveying pipes are arranged above the upper cover lane, a plurality of upper nozzles are arranged on each upper fluid conveying pipe, the number of the upper nozzles on each upper fluid conveying pipe corresponds to the number of the cover lane, all the lower fluid conveying pipes are arranged below the lower cover lane, a plurality of lower nozzles are arranged on each lower fluid conveying pipe, and the number of the lower nozzles on each lower fluid conveying pipe corresponds to the number of the cover lane. The application has the advantages of high adaptability, good compatibility, multiple working modes and adaptability to different production requirements.
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Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of liquid packaging equipment, in particular to a cap sterilization machine. BACKGROUND

[0002] Market demand is changing day by day, which leads to the differentiation of products, and the caliber of different types of containers is different. Therefore, when the blow-filling-spinning equipment switches products, the cap sterilization machine needs to be switched to the cap conveying suitable for the corresponding caliber container. Replacing the equipment not only increases the equipment debugging time, but also increases the labor cost, the downtime is long, greatly affects the production efficiency, and also greatly increases the blow-filling-spinning production cost. SUMMARY

[0003] The technical problem to be solved by the present application is to provide a multi-cap lane type cap sterilization machine which is highly adaptable, has good compatibility, has multiple working modes, and can adapt to different production requirements, thereby effectively reducing the cost of liquid filling production.

[0004] To solve the above problems, the technical scheme adopted by the present application is: a multi-cap lane type cap sterilization machine, comprising: cap lanes arranged in a spiral from inside to outside, the cap lanes comprising upper cap lanes and lower cap lanes arranged above and below, the inlet and outlet of the upper cap lanes being connected with upper inlet cap lanes and upper outlet cap lanes respectively, and the inlet and outlet of the lower cap lanes being connected with lower inlet cap lanes and lower outlet cap lanes respectively; a plurality of upper cap lane hole groups for liquid to enter the upper cap lanes are arranged on the upper cap lanes, a plurality of communication hole groups for the liquid to communicate between the upper cap lanes and the lower cap lanes are arranged between the upper cap lanes and the lower cap lanes, and a plurality of lower cap lane hole groups for liquid to enter the lower cap lanes are arranged on the lower cap lanes.

[0005] Further comprising a plurality of upper fluid conveying pipes and a plurality of lower fluid conveying pipes, all the upper fluid conveying pipes and all the lower fluid conveying pipes are arranged in a radial manner diverging outward from the spiral center area positions of the upper cap lanes and the lower cap lanes,

[0006] wherein all the upper fluid conveying pipes are arranged above the upper cap lanes, a plurality of upper nozzles are arranged on each upper fluid conveying pipe at intervals, the number of upper nozzles on each upper fluid conveying pipe corresponds to the number of turns of the cap lanes, and the caps in each turn of the cap lanes in the direction of each upper fluid conveying pipe can be sprayed by the upper nozzles through the upper cap lane hole groups and the communication hole groups, and the direction of the spray of the upper nozzles can drive the caps in the upper cap lanes and the lower cap lanes to move spirally from inside to outside.

[0007] All the lower fluid conveying pipes are arranged below the lower cover channel, a plurality of lower nozzles are arranged on each lower fluid conveying pipe at intervals, the number of the lower nozzles on each lower fluid conveying pipe corresponds to the number of the turns of the cover channel, and the cover in each turn of the cover channel in the direction of each lower fluid conveying pipe can be sprayed by the lower nozzles through the lower cover channel hole group and the communication hole group, and the spraying direction of the lower nozzles can drive the covers in the upper cover channel and the lower cover channel to move spirally from inside to outside.

[0008] Further, the multi-cover channel type cover sterilization machine, wherein the structure of the cover channel comprises: an upper cover plate, a partition plate and a lower cover plate arranged in sequence from top to bottom, an upper rib plate is spirally arranged between the upper cover plate and the partition plate, and the upper cover plate, the partition plate and the upper rib plate form the upper cover channel spirally.

[0009] Further, the multi-cover channel type cover sterilization machine, wherein the structure of the upper cover channel hole group comprises: an upper cover plate slot hole is formed on the upper cover plate, and the upper cover plate slot hole is located at the top of the upper cover channel and is arranged spirally along the upper cover channel at intervals.

[0010] Further, the multi-cover channel type cover sterilization machine, wherein the structure of the lower cover channel hole group comprises: a lower cover plate slot hole is formed on the lower cover plate, and the lower cover plate slot hole is located at the bottom of the lower cover channel and is arranged spirally along the lower cover channel at intervals.

[0011] Further, the multi-cover channel type cover sterilization machine, wherein the structure of the communication hole group comprises: a partition plate slot hole is formed on the partition plate between the upper cover channel and the lower cover channel, and the partition plate slot hole is arranged spirally along the upper cover channel and the lower cover channel at intervals.

[0012] Further, the multi-cover channel type cover sterilization machine, wherein a liquid distribution station is arranged at the center of the cover channel, the input ends of all the upper fluid conveying pipes are connected to the liquid distribution station, each lower fluid conveying pipe corresponds to an upper fluid conveying pipe, and the input end of each lower fluid conveying pipe is bent upward to communicate with the upper fluid conveying pipe.

[0013] Further, the multi-lane cap sterilization machine, wherein the structure of the upper inlet lane and the lower inlet lane comprises: a plurality of inlet support plates, each of which is provided with a first opening corresponding to the upper lane and a second opening corresponding to the lower lane, a plurality of upper inlet guide ribs are arranged in the first openings of all the inlet support plates, the upper inlet guide ribs are distributed on the four hole edges of the first openings and are fixed by clamping, and the upper inlet guide ribs form the upper inlet lane corresponding to the upper lane; a plurality of lower inlet guide ribs are arranged in the second openings of all the inlet support plates, the lower inlet guide ribs are distributed on the four hole edges of the second openings and are fixed by clamping, and the lower inlet guide ribs form the lower inlet lane corresponding to the lower lane; the upper inlet lane and the lower inlet lane are bent from top to bottom and are respectively communicated with the inlet of the upper lane and the inlet of the lower lane.

[0014] Further, the multi-lane cap sterilization machine, wherein the upper lane and the lower lane are respectively used for accommodating caps of the same type or caps of different types.

[0015] Further, the multi-lane cap sterilization machine, wherein the upper lane and the lower lane are respectively used for accommodating caps of the same type or caps of different types.

[0016] Further, the multi-lane cap sterilization machine, wherein the upper lane and the lower lane are respectively used for accommodating caps of the same type or caps of different types.

[0017] The application has the advantages that the application provides a multi-cover channel type cover sterilization machine, which has simple and ingenious structure, upper cover channels and lower cover channels, and the upper cover channels and the lower cover channels can work separately or simultaneously, so that the applicability of the cover sterilization machine is greatly improved. When the upper cover channels and the lower cover channels are used to accommodate different types of covers, one cover sterilization machine can be used for sterilizing two types of covers, and the cover switching is very convenient; when the upper cover channels and the lower cover channels are used to accommodate covers of the same type, one cover sterilization machine can provide two production capacities, so as to meet the production needs of different production capacities. Therefore, the multi-cover channel type cover sterilization machine has strong adaptability, good compatibility, multiple working modes, and can adapt to different production needs, so as to effectively reduce the cost of liquid filling production. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 is an internal structure schematic diagram of a multi-cover channel type cover sterilization machine in embodiment 1.

[0019] Figure 2 is an enlarged structure schematic diagram of the cover channel in Figure 1 .

[0020] Figure 3 is an enlarged structure schematic diagram of the upper inlet cover channel and the lower inlet cover channel in Figure 1 .

[0021] Figure 4 is a structure schematic diagram of a multi-cover channel type cover sterilization machine in embodiment 1.

[0022] Figure 5 is an enlarged structure schematic diagram of the upper outlet cover channel and the lower outlet cover channel in Figure 4 .

[0023] Figure 6 is an internal structure schematic diagram of a multi-cover channel type cover sterilization machine in embodiment 2. DETAILED DESCRIPTION

[0024] The application will be further described in detail below in combination with the drawings and preferred embodiments.

[0025] Embodiment 1: as Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5As shown, a multi-channel lid sterilizer includes: a lid channel spirally arranged from the inside out, comprising an upper lid channel 10 and a lower lid channel 20 arranged above and below each other. The inlet and outlet of the upper lid channel 10 are respectively connected to an upper inlet lid channel 11 and an upper outlet lid channel 12, and the inlet and outlet of the lower lid channel 20 are respectively connected to a lower inlet lid channel 21 and a lower outlet lid channel 22. The upper lid channel 10 has an upper lid channel hole group for liquid to enter, and a connecting hole group is provided between the upper lid channel 10 and the lower lid channel 20 to allow liquid to communicate between them. The lower lid channel 20 has a lower lid channel hole group for liquid to enter.

[0026] It also includes several upper fluid delivery pipes 3 and several lower fluid delivery pipes 4. All upper fluid delivery pipes 3 and all lower fluid delivery pipes 4 are arranged radially outward from the spiral center area of ​​the upper cover channel 10 and the lower cover channel 20, respectively. All upper fluid delivery pipes 3 are located above the upper cover channel 10. Each upper fluid delivery pipe 3 is provided with several upper nozzles 31 at intervals. The number of upper nozzles 31 on each upper fluid delivery pipe 3 corresponds to the number of spiral turns of the cover channel. The cover in each turn of the cover channel in the direction of each upper fluid delivery pipe 3 can be sprayed by the upper nozzles 31 through the upper cover channel hole group and the connecting hole group. The spray direction of the upper nozzles 31 can drive the cover in the upper cover channel 10 and the lower cover channel 20 to move spirally from the inside to the outside.

[0027] All lower fluid delivery pipes 4 are located below the lower cover channel 20. Each lower fluid delivery pipe 4 is provided with several lower nozzles 41 at intervals. The number of lower nozzles 41 on each lower fluid delivery pipe 4 corresponds to the number of turns of the cover channel. The cover in each turn of the cover channel in the direction of each lower fluid delivery pipe 4 can be sprayed by the lower nozzles 41 through the lower cover channel hole group and the connecting hole group. The spray direction of the lower nozzles 41 can drive the cover in the cover channel to move spirally from the inside to the outside.

[0028] like Figure 2 As shown, in this embodiment, the cover structure includes an upper cover plate 1, a partition plate 6, and a lower cover plate 2 arranged sequentially from top to bottom. An upper rib plate 13 is spirally arranged between the upper cover plate 1 and the partition plate 6, forming a spiral upper cover 10 between the upper cover plate 1, the partition plate 6, and the upper rib plate 13. A lower rib plate 23 is spirally arranged between the partition plate 6 and the lower cover plate 2, forming a spiral lower cover 20 between the partition plate 6, the lower cover plate 2, and the lower rib plate 23 below the upper cover 10.

[0029] In this embodiment, the upper cover channel 10 and the lower cover channel 20 are used to accommodate cover of different sizes. The upper cover channel 10 is used to accommodate the first cover 100 with a larger diameter, and the lower cover channel 20 is used to accommodate the second cover 200 with a smaller diameter. In this embodiment, the upper stiffening plate 13 used to form the upper cover channel 10 is arranged in a single spiral, and the lower stiffening plate 23 used to form the lower cover channel 20 is arranged in a double spiral.

[0030] The structure of the upper cover passage hole group includes: an upper cover plate slot 101 is provided on the upper cover plate 1, the upper cover plate slot 101 is located at the top of the upper cover passage 10 and is arranged spirally at intervals along the upper cover passage 10.

[0031] The structure of the lower cover channel hole group includes: a lower cover plate slot 201 is provided on the lower cover plate 2, the lower cover plate slot 201 is located at the bottom of the lower cover channel 20 and is arranged spirally at intervals along the lower cover channel 20.

[0032] The structure of the connecting hole group includes: a partition slot 61 is provided on the partition 6 between the upper cover channel 10 and the lower cover channel 20, and the partition slot 61 is arranged spirally and alternately along the upper cover channel 10 and the lower cover channel 20.

[0033] The upper cover channel hole group, lower cover channel hole group, and connecting hole group are designed to allow sterilization liquid to flow into the cover channel.

[0034] Liquid distribution stations 5 are located in the spiral center areas of the upper cover 10 and the lower cover 20. The input ends of all upper fluid delivery pipes 3 are connected to the liquid distribution stations 5. Each lower fluid delivery pipe 4 corresponds to one upper fluid delivery pipe 3. The input end of each lower fluid delivery pipe 4 is bent upwards and connected to the upper fluid delivery pipe 3.

[0035] like Figure 3 As shown, the structure of the upper entrance cover 11 and the lower entrance cover 21 in this embodiment includes: several entrance support plates 7, each entrance support plate 7 having a first opening 71 corresponding to the upper cover 10 and a second opening 72 corresponding to the lower cover 20. Several upper entrance guide ribs 701 are provided through the first openings 71 of all entrance support plates 7. The upper entrance guide ribs 701 are distributed on the four sides of the first openings 71 and are fixed thereto. The upper entrance guide ribs 701 form an upper entrance cover 11 corresponding to the upper cover 10. Several lower entrance guide ribs 702 are provided through the second openings 72 of all entrance support plates 7. The lower entrance guide ribs 702 are distributed on the four sides of the second openings 72 and are fixed thereto. The lower entrance guide ribs 702 form a lower entrance cover 21 corresponding to the lower cover 20. The upper entrance cover 11 and the lower entrance cover 21 bend downwards and connect to the entrance of the upper cover 10 and the entrance of the lower cover 20, respectively.

[0036] The present embodiment also includes a sealed window 30, and the cover channels are arranged in the window 30. The window 30 can effectively ensure the cleanliness of the inside of the cover sterilization machine.

[0037] The structure of the upper outlet cover channel 12 and the lower outlet cover channel 22 includes an outlet cover channel housing 40 connected to the window 30, a plurality of outlet support plates 8 arranged in the outlet cover channel housing 40, a third opening 81 corresponding to the upper cover channel 10 and a fourth opening 82 corresponding to the lower cover channel 20 are arranged on the outlet support plate 8, a plurality of upper outlet guide ribs 801 are arranged in the third openings 81 of all outlet support plates 8, the upper outlet guide ribs 801 are distributed on the four hole edges of the third openings 81 and are clamped and fixed, and the upper outlet guide ribs 801 form the upper outlet cover channel 12 corresponding to the upper cover channel 10. A plurality of lower outlet guide ribs 802 are arranged in the fourth openings 82 of all outlet support plates 8, the lower outlet guide ribs 802 are distributed on the four hole edges of the fourth openings 82 and are clamped and fixed, and the lower outlet guide ribs 802 form the lower outlet cover channel 22 corresponding to the lower cover channel 20.

[0038] The above-mentioned multi-cover channel cover sterilization machine has three working modes: 1. Sterilization of the first cover 100 alone, the cover to be sterilized enters the upper cover channel 10 from the upper inlet cover channel 11, and then is discharged from the upper outlet cover channel 12. 2. Sterilization of the second cover 200 alone, the cover to be sterilized enters the lower cover channel 20 from the lower inlet cover channel 21, and then is discharged from the lower outlet cover channel 22. 3. Sterilization of the first cover 100 and the second cover 200 at the same time. The cover to be sterilized enters the upper cover channel 10 from the upper inlet cover channel 11, and then is discharged from the upper outlet cover channel 12, and at the same time, the cover to be sterilized enters the lower cover channel 20 from the lower inlet cover channel 21, and then is discharged from the lower outlet cover channel 22. In order to improve the reliability of sterilization, the second cover 200 in the lower cover channel 20 is preferably arranged in a state in which the cover opening faces downward to the lower cover plate slot hole 201, as shown in Figure 1 、 Figure 2 .

[0039] In each mode, the sterilization liquid from the liquid distribution station 5 enters the upper fluid delivery pipe 3, and part of the sterilization liquid in the upper fluid delivery pipe 3 enters the lower fluid delivery pipe 4. The upper nozzles 31 on the upper fluid delivery pipe 3 spray the sterilization liquid into the upper cover channel 10 and the lower cover channel 20 through the upper cover plate slot 101 and the partition plate slot 61, and the lower nozzles 41 on the lower fluid delivery pipe 4 spray the sterilization liquid into the lower cover channel 20 and the upper cover channel 10 through the lower cover plate slot 201 and the partition plate slot 61. The upper nozzles 31 and the lower nozzles 41 spray the covers in the cover channels in all directions to sterilize the covers, and simultaneously drive the covers in the cover channels to move outward along the cover channels.

[0040] In this embodiment, the upper cover channel 10 and the lower cover channel 20 are used to accommodate the same type of cover, and the upper rib plate 13 used to form the upper cover channel 10 and the lower rib plate 23 used to form the lower cover channel 20 are arranged symmetrically on the partition plate 6, as shown in Figure 6 The corresponding upper inlet cover channel 11, upper outlet cover channel 12, lower inlet cover channel 21 and lower outlet cover channel 22 also accommodate the same type of cover.

[0041] From the above embodiments, it can be seen that the present application provides a multi-cover channel cover sterilization machine, which has a simple and ingenious structure, has an upper cover channel 10 and a lower cover channel 20, and the upper cover channel 10 and the lower cover channel 20 can work separately or simultaneously, thus greatly improving the applicability of the cover sterilization machine. When the upper cover channel 10 and the lower cover channel 20 are used to accommodate different types of covers, a cover sterilization machine can be used to sterilize two types of covers, and the cover switching is very convenient; when the upper cover channel 10 and the lower cover channel 20 are used to accommodate the same type of cover, a cover sterilization machine can provide two types of capacity, thus meeting the production needs of different capacities. Therefore, the above-mentioned multi-cover channel cover sterilization machine has strong adaptability, good compatibility, multiple working modes, and can adapt to different production needs, thus effectively reducing the cost of liquid filling production.

Claims

1. A multi-lid tunnel sterilizer comprising: The cover way arranged spirally from inside to outside is characterized in that: the cover way comprises upper and lower arranged upper cover way and lower cover way, the inlet and outlet of the upper cover way are respectively connected with upper inlet cover way and upper outlet cover way, and the inlet and outlet of the lower cover way are respectively connected with lower inlet cover way and lower outlet cover way; the upper cover way is provided with upper cover way hole groups for liquid to enter, the upper cover way and the lower cover way are provided with communication hole groups for the liquid between the upper cover way and the lower cover way to communicate with each other, and the lower cover way is provided with lower cover way hole groups for liquid to enter. Further comprising a plurality of upper fluid conveying pipes and a plurality of lower fluid conveying pipes, all the upper fluid conveying pipes and all the lower fluid conveying pipes are respectively arranged radially from the spiral center area position of the upper cover way and the lower cover way to the outside, Wherein all the upper fluid conveying pipes are arranged above the upper cover way, a plurality of upper nozzles are arranged on each upper fluid conveying pipe, the number of the upper nozzles on each upper fluid conveying pipe corresponds to the number of the cover way, and each cover in each cover way in the direction of each upper fluid conveying pipe can be sprayed by the upper nozzles through the upper cover way hole groups and the communication hole groups, and the direction of the upper nozzle spray can drive the cover in the upper cover way and the lower cover way to move spirally from inside to outside. Wherein all the lower fluid conveying pipes are arranged below the lower cover way, a plurality of lower nozzles are arranged on each lower fluid conveying pipe, the number of the lower nozzles on each lower fluid conveying pipe corresponds to the number of the cover way, and each cover in each cover way in the direction of each lower fluid conveying pipe can be sprayed by the lower nozzles through the lower cover way hole groups and the communication hole groups, and the direction of the lower nozzle spray can drive the cover in the upper cover way and the lower cover way to move spirally from inside to outside. The structure of the cover way comprises: upper cover plate, partition plate and lower cover plate arranged in turn from top to bottom, upper rib plate spirally arranged between the upper cover plate and the partition plate, and upper cover way formed between the upper cover plate, the partition plate and the upper rib plate; lower rib plate spirally arranged between the partition plate and the lower cover plate, and lower cover way formed between the partition plate below the upper cover way, the lower cover plate and the lower rib plate.

2. The multi-lane capping sterilizer according to claim 1, characterized in that: The structure of the upper cover way hole group comprises: upper cover plate slot hole opened on the upper cover plate, and the upper cover plate slot hole located at the top of the upper cover way and arranged spirally along the upper cover way.

3. The multi-lane capping sterilizer according to claim 1, wherein: The structure of the lower cover way hole group comprises: lower cover plate slot hole opened on the lower cover plate, and the lower cover plate slot hole located at the bottom of the lower cover way and arranged spirally along the lower cover way.

4. The multi-lane capping sterilizer according to claim 1, wherein: The structure of the communication hole group comprises: partition plate slot hole opened on the partition plate between the upper cover way and the lower cover way, and the partition plate slot hole arranged spirally along the upper cover way and the lower cover way.

5. The multi-lane capping sterilizer according to claim 1, wherein: The cover way is provided with a liquid distribution station in the center, the input ends of all the upper fluid conveying pipes are connected to the liquid distribution station, each lower fluid conveying pipe corresponds to an upper fluid conveying pipe, and the input end of each lower fluid conveying pipe is upwardly bent to communicate with the upper fluid conveying pipe.

6. The multi-lane capping sterilizer according to claim 1, wherein: The structure of the upper and lower entrance cover channels comprises a plurality of entrance support plates, each of which is provided with a first opening corresponding to the upper cover channel and a second opening corresponding to the lower cover channel, a plurality of upper entrance guide ribs are arranged through the first openings of all the entrance support plates, the upper entrance guide ribs are distributed on the four hole edges of the first openings and are fixed by clamping and blocking, and the upper entrance guide ribs form the upper entrance cover channel corresponding to the upper cover channel; a plurality of lower entrance guide ribs are arranged through the second openings of all the entrance support plates, the lower entrance guide ribs are distributed on the four hole edges of the second openings and are fixed by clamping and blocking, and the lower entrance guide ribs form the lower entrance cover channel corresponding to the lower cover channel; the upper and lower entrance cover channels are bent and transitioned from top to bottom and are communicated with the entrance of the upper cover channel and the entrance of the lower cover channel respectively.

7. The multi-lane capping sterilizer according to claim 1, wherein: The upper and lower cover channels are used for accommodating the same type of cover or different types of cover respectively.

8. A multi-tray type cover sterilizer according to any one of claims 1 to 7, characterized in that: The sealed sealing window is further included, and the cover channels are arranged in the sealing window.

9. A multi-lane capping sterilizer as claimed in claim 8, wherein: The structure of the upper and lower exit cover channels comprises an exit cover channel shell communicated with the sealing window, a plurality of exit support plates are arranged in the exit cover channel shell at intervals, the exit support plates are provided with third openings corresponding to the upper cover channel and fourth openings corresponding to the lower cover channel, a plurality of upper exit guide ribs are arranged through the third openings of all the exit support plates, the upper exit guide ribs are distributed on the four hole edges of the third openings and are fixed by clamping and blocking, and the upper exit guide ribs form the upper exit cover channel corresponding to the upper cover channel; a plurality of lower exit guide ribs are arranged through the fourth openings of all the exit support plates, the lower exit guide ribs are distributed on the four hole edges of the fourth openings and are fixed by clamping and blocking, and the lower exit guide ribs form the lower exit cover channel corresponding to the lower cover channel.

Citation Information

Patent Citations

  • Plastic bottle cap bactericidal device and bactericidal method thereof

    CN101371926A

  • Double-cover-channel soaking type cover sterilizer

    CN117942413A